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index.es.js
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index.es.js
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import karas from 'karas';
function _defineProperties(target, props) {
for (var i = 0; i < props.length; i++) {
var descriptor = props[i];
descriptor.enumerable = descriptor.enumerable || false;
descriptor.configurable = true;
if ("value" in descriptor) descriptor.writable = true;
Object.defineProperty(target, descriptor.key, descriptor);
}
}
function _createClass(Constructor, protoProps, staticProps) {
if (protoProps) _defineProperties(Constructor.prototype, protoProps);
if (staticProps) _defineProperties(Constructor, staticProps);
Object.defineProperty(Constructor, "prototype", {
writable: false
});
return Constructor;
}
function _defineProperty(obj, key, value) {
if (key in obj) {
Object.defineProperty(obj, key, {
value: value,
enumerable: true,
configurable: true,
writable: true
});
} else {
obj[key] = value;
}
return obj;
}
function _inherits(subClass, superClass) {
if (typeof superClass !== "function" && superClass !== null) {
throw new TypeError("Super expression must either be null or a function");
}
subClass.prototype = Object.create(superClass && superClass.prototype, {
constructor: {
value: subClass,
writable: true,
configurable: true
}
});
Object.defineProperty(subClass, "prototype", {
writable: false
});
if (superClass) _setPrototypeOf(subClass, superClass);
}
function _setPrototypeOf(o, p) {
_setPrototypeOf = Object.setPrototypeOf ? Object.setPrototypeOf.bind() : function _setPrototypeOf(o, p) {
o.__proto__ = p;
return o;
};
return _setPrototypeOf(o, p);
}
function _slicedToArray(arr, i) {
return _arrayWithHoles(arr) || _iterableToArrayLimit(arr, i) || _unsupportedIterableToArray(arr, i) || _nonIterableRest();
}
function _arrayWithHoles(arr) {
if (Array.isArray(arr)) return arr;
}
function _iterableToArrayLimit(arr, i) {
var _i = arr == null ? null : typeof Symbol !== "undefined" && arr[Symbol.iterator] || arr["@@iterator"];
if (_i == null) return;
var _arr = [];
var _n = true;
var _d = false;
var _s, _e;
try {
for (_i = _i.call(arr); !(_n = (_s = _i.next()).done); _n = true) {
_arr.push(_s.value);
if (i && _arr.length === i) break;
}
} catch (err) {
_d = true;
_e = err;
} finally {
try {
if (!_n && _i["return"] != null) _i["return"]();
} finally {
if (_d) throw _e;
}
}
return _arr;
}
function _unsupportedIterableToArray(o, minLen) {
if (!o) return;
if (typeof o === "string") return _arrayLikeToArray(o, minLen);
var n = Object.prototype.toString.call(o).slice(8, -1);
if (n === "Object" && o.constructor) n = o.constructor.name;
if (n === "Map" || n === "Set") return Array.from(o);
if (n === "Arguments" || /^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(n)) return _arrayLikeToArray(o, minLen);
}
function _arrayLikeToArray(arr, len) {
if (len == null || len > arr.length) len = arr.length;
for (var i = 0, arr2 = new Array(len); i < len; i++) arr2[i] = arr[i];
return arr2;
}
function _nonIterableRest() {
throw new TypeError("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
}
var inject = karas.inject,
math$2 = karas.math;
function parseAndLoadTex(tex, cb) {
var props = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
var src = props.imagePath || tex.imagePath;
var texHash = {};
inject.measureImg(src, function () {
tex.SubTexture.forEach(function (item) {
var name = item.name,
x = item.x,
y = item.y,
width = item.width,
height = item.height,
_item$frameX = item.frameX,
frameX = _item$frameX === void 0 ? 0 : _item$frameX,
_item$frameY = item.frameY,
frameY = _item$frameY === void 0 ? 0 : _item$frameY,
_item$frameWidth = item.frameWidth,
frameWidth = _item$frameWidth === void 0 ? width : _item$frameWidth,
_item$frameHeight = item.frameHeight,
frameHeight = _item$frameHeight === void 0 ? height : _item$frameHeight;
texHash[name] = {
name: name,
x: x,
y: y,
width: width,
height: height,
frameX: frameX,
frameY: frameY,
frameWidth: frameWidth,
frameHeight: frameHeight,
source: inject.IMG[src].source
};
});
cb(texHash);
});
}
function parseSke(ske, texHash) {
var props = arguments.length > 2 && arguments[2] !== undefined ? arguments[2] : {};
var globalFrameRate = ske.frameRate,
armature = ske.armature;
var currentArmature = armature[0];
if (props.armature) {
for (var i = 0, len = armature.length; i < len; i++) {
var item = armature[i];
if (item.name === props.armature) {
currentArmature = item;
break;
}
}
if (!currentArmature) {
throw new Error('Can not find armature: ' + props.armature);
}
}
if (!currentArmature) {
console.warn('No armature data');
return;
}
var _currentArmature = currentArmature,
name = _currentArmature.name,
bone = _currentArmature.bone,
slot = _currentArmature.slot,
skin = _currentArmature.skin,
frameRate = _currentArmature.frameRate,
animation = _currentArmature.animation,
defaultActions = _currentArmature.defaultActions,
canvas = _currentArmature.canvas;
var boneHash = parseBone(bone);
var slotHash = parseSlot(slot);
var skinHash = parseSkin(skin, texHash, props);
var animationHash = parseAnimation(animation, frameRate || globalFrameRate || 60, boneHash);
return {
name: name,
bone: bone,
boneHash: boneHash,
slot: slot,
slotHash: slotHash,
skin: skin[0].slot,
skinHash: skinHash,
animationHash: animationHash,
defaultActions: defaultActions,
canvas: canvas
};
}
function parseSlot(data) {
var hash = {};
data.forEach(function (item) {
hash[item.name] = item;
});
return hash;
}
function parseBone(data) {
var hash = {}; // bone数据形成tree结构，符合dom格式，第一个一定是root
var root = data[0];
root.children = [];
hash[root.name] = root;
data.forEach(function (item, i) {
var name = item.name,
parent = item.parent,
_item$transform = item.transform,
transform = _item$transform === void 0 ? {} : _item$transform;
if (parent) {
hash[parent].children.push(item);
}
hash[name] = item;
item.children = [];
item.index = i; // 静态变换样式，可能某个骨骼没动画
var matrix = math$2.matrix.identity();
if (transform.x || transform.y) {
var m = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, transform.x || 0, transform.y || 0, 0, 1];
matrix = math$2.matrix.multiply(matrix, m);
}
if (transform.skX) {
var d = math$2.geom.d2r(transform.skX);
var sin = Math.sin(d);
var cos = Math.cos(d);
var _m = [cos, sin, 0, 0, -sin, cos, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
matrix = math$2.matrix.multiply(matrix, _m);
}
if (transform.scX !== undefined || transform.scY !== undefined) {
var _m2 = [transform.scX === undefined ? 1 : transform.scX, 0, 0, 0, 0, transform.scY === undefined ? 1 : transform.scY, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
matrix = karas.math.matrix.multiply(matrix, _m2);
}
item.matrix = matrix;
});
return hash;
}
function parseSkin(data, texHash, props) {
var hash = {};
data[0].slot.forEach(function (item) {
var slotName = item.name,
display = item.display;
hash[slotName] = item;
display.forEach(function (item) {
var type = item.type,
name = item.name,
path = item.path; // mesh网格分析三角形
if (type === 'mesh') {
(function () {
var vertices = item.vertices,
triangles = item.triangles,
uvs = item.uvs,
weights = item.weights,
bonePose = item.bonePose;
var weightHash;
var bonePoseHash; // 有权重则绑定骨骼，坐标系为世界；
// 没有权重时，完全属于父骨骼，类似普通贴图行为
if (weights) {
// 权重格式化hash
weightHash = {};
for (var i = 0, len = weights.length, verticesIndex = 0; i < len; i++) {
var num = weights[i];
var list = [];
for (var j = i + 1; j < i + 1 + num * 2; j += 2) {
var index = weights[j];
var value = weights[j + 1];
list.push({
index: index,
value: value
});
}
weightHash[verticesIndex++] = list;
i += num * 2;
} // 骨骼初始pose格式化和世界坐标
bonePoseHash = {};
for (var _i = 0, _len = bonePose.length; _i < _len; _i += 7) {
var _index = bonePose[_i];
var m = bonePose.slice(_i + 1, _i + 7);
var matrix = [m[0], m[1], 0, 0, m[2], m[3], 0, 0, 0, 0, 1, 0, m[4], m[5], 0, 1];
var coords = math$2.matrix.calPoint([0, 0], matrix);
bonePoseHash[_index] = {
coords: coords,
pose: matrix
};
}
} // 顶点格式化，相对于骨骼点的x/y位移差值
var verticesList = item.verticesList = [];
var _loop = function _loop(_i2, _len2) {
var index = _i2 >> 1;
var x = vertices[_i2];
var y = vertices[_i2 + 1];
var res = {
index: index,
x: x,
y: y
};
verticesList.push(res); // 有添加绑定骨骼才有权重
if (weightHash) {
res.weightList = [];
var weight = weightHash[index];
weight.forEach(function (item) {
var index = item.index,
value = item.value;
var _bonePoseHash$index = bonePoseHash[index],
coords = _bonePoseHash$index.coords,
pose = _bonePoseHash$index.pose; // 先求骨头的角度，逆向选择至水平后，平移x/y的差值
var _math$matrix$calPoint7 = math$2.matrix.calPoint([0, 0], pose),
_math$matrix$calPoint8 = _slicedToArray(_math$matrix$calPoint7, 2),
x0 = _math$matrix$calPoint8[0],
y0 = _math$matrix$calPoint8[1];
var _math$matrix$calPoint9 = math$2.matrix.calPoint([1, 0], pose),
_math$matrix$calPoint10 = _slicedToArray(_math$matrix$calPoint9, 2),
x1 = _math$matrix$calPoint10[0],
y1 = _math$matrix$calPoint10[1];
var dx = x1 - x0;
var dy = y1 - y0;
var theta; // 4个象限分开判断
if (dx >= 0 && dy >= 0) {
theta = -Math.atan(Math.abs(dy / dx));
} else if (dx < 0 && dy >= 0) {
theta = -Math.PI + Math.atan(Math.abs(dy / dx));
} else if (dx < 0 && dy < 0) {
theta = Math.PI - Math.atan(Math.abs(dy / dx));
} else {
theta = Math.atan(Math.abs(dy / dx));
}
var rotate = [Math.cos(theta), Math.sin(theta), 0, 0, -Math.sin(theta), Math.cos(theta), 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
var translate = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, x - coords[0], y - coords[1], 0, 1];
var matrix = math$2.matrix.multiply(rotate, translate);
res.weightList.push({
index: index,
value: value,
matrix: matrix
});
});
}
};
for (var _i2 = 0, _len2 = vertices.length; _i2 < _len2; _i2 += 2) {
_loop(_i2);
} // 三角形，切割图片坐标
var tex = texHash[path || name];
var width = tex.width,
height = tex.height;
var triangleList = item.triangleList = [];
for (var i = 0, len = triangles.length; i < len; i += 3) {
var i1 = triangles[i];
var i2 = triangles[i + 1];
var i3 = triangles[i + 2]; // uv坐标
var p1x = uvs[i1 * 2];
var p1y = uvs[i1 * 2 + 1];
var p2x = uvs[i2 * 2];
var p2y = uvs[i2 * 2 + 1];
var p3x = uvs[i3 * 2];
var p3y = uvs[i3 * 2 + 1]; // uv贴图坐标根据尺寸映射真实坐标
var x1 = p1x * width;
var y1 = p1y * height;
var x2 = p2x * width;
var y2 = p2y * height;
var x3 = p3x * width;
var y3 = p3y * height; // 从内心往外扩展约0.25px，可参数指定
var _math$geom$triangleIn = math$2.geom.triangleIncentre(x1, y1, x2, y2, x3, y3),
_math$geom$triangleIn2 = _slicedToArray(_math$geom$triangleIn, 2),
x0 = _math$geom$triangleIn2[0],
y0 = _math$geom$triangleIn2[1];
var px = parseFloat(props.enlarge);
if (isNaN(px)) {
px = 0.25;
} // 单独为slot配置的扩展参数
if (props.enlargeSlot && props.enlargeSlot.hasOwnProperty(slotName)) {
var n = parseFloat(props.enlargeSlot[slotName]);
if (isNaN(n)) {
n = 0.25;
}
px = n;
}
var scale = px ? triangleScale(x0, y0, x1, y1, x2, y2, x3, y3, px) : 1; // 以内心为transformOrigin
var m = math$2.matrix.identity();
m[12] = -x0;
m[13] = -y0; // 缩放
var t = math$2.matrix.identity();
t[0] = t[5] = scale;
m = math$2.matrix.multiply(t, m); // 移动回去
t[12] = x0;
t[13] = y0;
m = math$2.matrix.multiply(t, m); // 获取扩展后的三角形顶点坐标
var _math$matrix$calPoint = math$2.matrix.calPoint([x1, y1], m),
_math$matrix$calPoint2 = _slicedToArray(_math$matrix$calPoint, 2),
sx1 = _math$matrix$calPoint2[0],
sy1 = _math$matrix$calPoint2[1];
var _math$matrix$calPoint3 = math$2.matrix.calPoint([x2, y2], m),
_math$matrix$calPoint4 = _slicedToArray(_math$matrix$calPoint3, 2),
sx2 = _math$matrix$calPoint4[0],
sy2 = _math$matrix$calPoint4[1];
var _math$matrix$calPoint5 = math$2.matrix.calPoint([x3, y3], m),
_math$matrix$calPoint6 = _slicedToArray(_math$matrix$calPoint5, 2),
sx3 = _math$matrix$calPoint6[0],
sy3 = _math$matrix$calPoint6[1]; // 三角形所在矩形距离左上角原点的坐标，以此做img切割最小尺寸化，以及变换原点计算
// let [ox, oy, ow, oh] = triangleOriginCoords(sx1, sy1, sx2, sy2, sx3, sy3);
triangleList.push({
index: Math.round(i / 3),
indexList: [i1, i2, i3],
// ox,
// oy,
// ow,
// oh,
// points: [
// [p1x, p1y],
// [p2x, p2y],
// [p3x, p3y]
// ],
coords: [[x1, y1], [x2, y2], [x3, y3]],
scale: scale,
scaleCoords: [[sx1, sy1], [sx2, sy2], [sx3, sy3]],
width: width,
height: height
});
}
})();
}
});
});
return hash;
}
/**
* 将三角形从内心缩放指定像素
* @param x0
* @param y0
* @param x1
* @param y1
* @param x2
* @param y2
* @param x3
* @param y3
* @param px 缩放多少像素，可正负
* @returns {number} 缩放倍数
*/
function triangleScale(x0, y0, x1, y1, x2, y2, x3, y3) {
var px = arguments.length > 8 && arguments[8] !== undefined ? arguments[8] : 0;
// 内心到任意一边的距离
var a = y2 - y1;
var b = x1 - x2;
var c = x2 * y1 - x1 * y2;
var d = Math.abs(a * x0 + b * y0 + c) / Math.sqrt(Math.pow(a, 2) + Math.pow(b, 2));
return (d + px) / d;
}
function parseAnimation(data, frameRate, boneHash) {
var hash = {};
data.forEach(function (item) {
var duration = item.duration,
playTimes = item.playTimes,
name = item.name,
_item$bone = item.bone,
bone = _item$bone === void 0 ? [] : _item$bone,
_item$slot = item.slot,
slot = _item$slot === void 0 ? [] : _item$slot,
_item$ffd = item.ffd,
ffd = _item$ffd === void 0 ? [] : _item$ffd;
hash[name] = item;
item.options = {
duration: 1000 * duration / frameRate,
iterations: playTimes === 0 ? Infinity : playTimes,
fill: 'forwards'
}; // 骨骼动画列表
item.boneAnimationList = bone.map(function (item) {
var name = item.name,
translateFrame = item.translateFrame,
rotateFrame = item.rotateFrame,
scaleFrame = item.scaleFrame;
var _boneHash$name$transf = boneHash[name].transform,
originTransform = _boneHash$name$transf === void 0 ? {} : _boneHash$name$transf;
var res = {
name: name,
list: []
};
if (translateFrame) {
var offsetSum = 0;
var last;
var value = translateFrame.map(function (frame) {
var _frame$duration = frame.duration,
d = _frame$duration === void 0 ? 1 : _frame$duration;
var easingFn = getEasing(frame);
var offset = offsetSum / duration;
offsetSum += d;
var _originTransform$x = originTransform.x,
x = _originTransform$x === void 0 ? 0 : _originTransform$x,
_originTransform$y = originTransform.y,
y = _originTransform$y === void 0 ? 0 : _originTransform$y;
var res = {
type: 0,
translateX: (frame.x || 0) + x,
translateY: (frame.y || 0) + y,
offset: offset,
easingFn: easingFn
};
if (last) {
last.dx = res.translateX - last.translateX;
last.dy = res.translateY - last.translateY;
}
last = res;
return res;
});
res.list.push(value);
}
if (rotateFrame) {
var _offsetSum = 0;
var _last;
var _value = rotateFrame.map(function (frame) {
var _frame$duration2 = frame.duration,
d = _frame$duration2 === void 0 ? 1 : _frame$duration2;
var easingFn = getEasing(frame);
var offset = _offsetSum / duration;
_offsetSum += d;
var _originTransform$skX = originTransform.skX,
skX = _originTransform$skX === void 0 ? 0 : _originTransform$skX;
var res = {
type: 1,
rotateZ: (frame.rotate || 0) + skX,
offset: offset,
easingFn: easingFn
};
if (_last) {
_last.dz = res.rotateZ - _last.rotateZ;
}
_last = res;
return res;
});
res.list.push(_value);
}
if (scaleFrame) {
var _offsetSum2 = 0;
var _last2;
var _value2 = scaleFrame.map(function (frame) {
var _frame$duration3 = frame.duration,
d = _frame$duration3 === void 0 ? 1 : _frame$duration3;
var easingFn = getEasing(frame);
var offset = _offsetSum2 / duration;
_offsetSum2 += d;
var _originTransform$scX = originTransform.scX,
scX = _originTransform$scX === void 0 ? 1 : _originTransform$scX,
_originTransform$scY = originTransform.scY,
scY = _originTransform$scY === void 0 ? 1 : _originTransform$scY;
var res = {
type: 2,
scaleX: (frame.x === undefined ? 1 : frame.x) * scX,
scaleY: (frame.y === undefined ? 1 : frame.y) * scY,
offset: offset,
easingFn: easingFn
};
if (_last2) {
_last2.dx = res.scaleX - _last2.scaleX;
_last2.dy = res.scaleY - _last2.scaleY;
}
_last2 = res;
return res;
});
res.list.push(_value2);
}
return res;
}); // 插槽动画列表
item.slotAnimationList = slot.map(function (item) {
var displayFrame = item.displayFrame,
colorFrame = item.colorFrame;
if (displayFrame) {
var offsetSum = 0;
displayFrame.forEach(function (frame) {
var _frame$duration4 = frame.duration,
d = _frame$duration4 === void 0 ? 1 : _frame$duration4;
var offset = offsetSum / duration;
offsetSum += d;
frame.offset = offset;
});
}
if (colorFrame) {
var _offsetSum3 = 0;
var last;
colorFrame.forEach(function (frame) {
var _frame$duration5 = frame.duration,
d = _frame$duration5 === void 0 ? 1 : _frame$duration5;
frame.easingFn = getEasing(frame);
var offset = _offsetSum3 / duration;
_offsetSum3 += d;
frame.offset = offset; // 没有value就用默认值
if (!frame.value) {
frame.value = {
aM: 100
};
}
if (frame.value.aM === undefined) {
frame.value.aM = 100;
}
if (last) {
last.da = frame.value.aM - last.value.aM;
}
last = frame;
});
}
return item;
}); // 自由变形列表
var ffdAnimationHash = item.ffdAnimationHash = {};
item.ffdAnimationList = ffd.map(function (item) {
var name = item.name,
slot = item.slot,
frame = item.frame; // db限制了不能出现在名字里
ffdAnimationHash[slot + '>' + name] = item;
if (frame) {
var offsetSum = 0;
var last;
frame.forEach(function (frame) {
var vertices = frame.vertices,
_frame$duration6 = frame.duration,
d = _frame$duration6 === void 0 ? 1 : _frame$duration6,
os = frame.offset;
frame.easingFn = getEasing(frame);
if (vertices) {
for (var i = 0; i < os; i++) {
vertices.unshift(0);
}
}
var offset = offsetSum / duration;
offsetSum += d;
frame.offset = offset; // 顶点变形数据vertices都是偏移量，无偏移为空
if (last) {
var verticesLast = last.vertices;
if (verticesLast && vertices) {
last.dv = [];
for (var _i3 = 0, len = Math.max(verticesLast.length, vertices.length); _i3 < len; _i3++) {
last.dv.push((vertices[_i3] || 0) - (verticesLast[_i3] || 0));
}
} else if (verticesLast) {
last.dv = last.vertices.map(function (n) {
return -n;
});
} else if (vertices) {
last.dv = vertices;
}
}
last = frame;
});
}
return item;
});
});
return hash;
}
function getEasing(frame) {
var curve = frame.curve;
if (curve && curve[0] !== 1 && curve[1] !== 1 && curve[2] !== 0 && curve[3] !== 0) {
return karas.animate.easing.cubicBezier(curve[0], curve[1], curve[2], curve[3]);
}
}
var parser = {
parseAndLoadTex: parseAndLoadTex,
parseSke: parseSke
};
var math$1 = karas.math;
/**
* 根据动画时间状态修改骨骼当前matrix
* @param animationList 动画列表
* @param offset 当前时间偏移量
* @param boneHash 骨骼hash
*/
function animateBoneMatrix(animationList, offset, boneHash) {
animationList.forEach(function (item) {
var name = item.name,
list = item.list;
var bone = boneHash[name]; // 先以静态变换样式为基础
var _bone$transform = bone.transform,
transform = _bone$transform === void 0 ? {} : _bone$transform;
var res = {};
res.translateX = transform.x || 0;
res.translateY = transform.y || 0;
res.rotateZ = transform.skX || 0;
res.scaleX = transform.scX === undefined ? 1 : transform.scX;
res.scaleY = transform.scY === undefined ? 1 : transform.scY; // 再assign动画中的变换样式
list.forEach(function (frames) {
var len = frames.length;
if (!len) {
return;
}
var type = frames[0].type;
var i = binarySearch(0, len - 1, offset, frames);
var current = frames[i];
var easingFn = current.easingFn; // 是否最后一帧
if (i === len - 1) {
if (type === 0) {
res.translateX = current.translateX;
res.translateY = current.translateY;
} else if (type === 1) {
res.rotateZ = current.rotateZ;
} else if (type === 2) {
res.scaleX = current.scaleX;
res.scaleY = current.scaleY;
}
} else {
var next = frames[i + 1];
var total = next.offset - current.offset;
var percent = (offset - current.offset) / total;
if (easingFn) {
percent = easingFn(percent);
}
if (type === 0) {
res.translateX = current.translateX + current.dx * percent;
res.translateY = current.translateY + current.dy * percent;
} else if (type === 1) {
res.rotateZ = current.rotateZ + current.dz * percent;
} else if (type === 2) {
res.scaleX = current.scaleX + current.dx * percent;
res.scaleY = current.scaleY + current.dy * percent;
}
}
});
var matrix = math$1.matrix.identity();
if (res.translateX || res.translateY) {
var m = [1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, res.translateX || 0, res.translateY || 0, 0, 1];
matrix = math$1.matrix.multiply(matrix, m);
}
if (res.rotateZ) {
var d = math$1.geom.d2r(res.rotateZ);
var sin = Math.sin(d);
var cos = Math.cos(d);
var _m = [cos, sin, 0, 0, -sin, cos, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
matrix = math$1.matrix.multiply(matrix, _m);
}
if (res.scaleX !== undefined || res.scaleY !== undefined) {
var _m2 = [res.scaleX === undefined ? 1 : res.scaleX, 0, 0, 0, 0, res.scaleY === undefined ? 1 : res.scaleY, 0, 0, 0, 0, 1, 0, 0, 0, 0, 1];
matrix = math$1.matrix.multiply(matrix, _m2);
}
bone.matrixA = matrix;
});
}
/**
* 二分查找根据时间轴帧序列和当前百分比获得当前帧
* @param i
* @param j
* @param offset
* @param frames
* @returns {frame}
*/
function binarySearch(i, j, offset, frames) {
if (i === j) {
var frame = frames[i];
if (frame.offset > offset) {
return i - 1;
}
return i;
} else {
var middle = i + (j - i >> 1);
var _frame = frames[middle];
if (_frame.offset === offset) {
return middle;
} else if (_frame.offset > offset) {
return binarySearch(i, Math.max(middle - 1, i), offset, frames);
} else {
return binarySearch(Math.min(middle + 1, j), j, offset, frames);
}
}
}
/**
* 递归遍历骨骼，根据父子属性合并生成骨骼相对于舞台的最终currentMatrix
* @param root 根骨骼
*/
function mergeBoneMatrix(root) {
root.currentMatrix = root.matrixA || root.matrix;
root.children.forEach(function (item) {
mergeChildBoneMatrix(item, root.currentMatrix);
});
}
function mergeChildBoneMatrix(bone, parentMatrix) {
bone.currentMatrix = math$1.matrix.multiply(parentMatrix, bone.matrixA || bone.matrix);
bone.children.forEach(function (item) {
mergeChildBoneMatrix(item, bone.currentMatrix);
});
}
/**
* 根据当前动画时间执行slot的动画，确定显示slot下的皮肤索引和透明度
* @param slotAnimationList
* @param offset
* @param slotHash
*/
function animateSlot(slotAnimationList, offset, slotHash) {
slotAnimationList.forEach(function (item) {
var name = item.name,
displayFrame = item.displayFrame,
colorFrame = item.colorFrame;
var slot = slotHash[name];
if (displayFrame) {
if (displayFrame.length) {
var i = binarySearch(0, displayFrame.length - 1, offset, displayFrame);
var _displayFrame$i$value = displayFrame[i].value,
value = _displayFrame$i$value === void 0 ? 0 : _displayFrame$i$value;
slot.displayIndexA = value;
}
}
if (colorFrame) {
var len = colorFrame.length;
if (len) {
var _i = binarySearch(0, len - 1, offset, colorFrame);
var current = colorFrame[_i];
var easingFn = current.easing; // 是否最后一帧
if (_i === len - 1) {
slot.colorA = current.value;
} else {
var next = colorFrame[_i + 1];
var total = next.offset - current.offset;
var percent = (offset - current.offset) / total;
if (easingFn) {
percent = easingFn(percent);
}
slot.colorA = {
aM: current.value.aM + current.da * percent
};
}
}
}
});
}
/**
* 根据当前骨骼状态计算slot中显示对象变换matrix
* @param offset
* @param slot
* @param skinHash
* @param bone
* @param boneHash
* @param texHash
* @param ffdAnimationHash
*/
function calSlot(offset, slot, skinHash, bone, boneHash, texHash, ffdAnimationHash) {
slot.forEach(function (item) {
var name = item.name,
parent = item.parent,
_item$displayIndex = item.displayIndex,
displayIndex = _item$displayIndex === void 0 ? 0 : _item$displayIndex,
_item$displayIndexA = item.displayIndexA,
displayIndexA = _item$displayIndexA === void 0 ? displayIndex : _item$displayIndexA; // 插槽隐藏不显示
if (displayIndexA < 0) {
return;
}
var skin = skinHash[name];
var displayTarget = skin.display[displayIndexA]; // 网格类型
if (displayTarget.type === 'mesh') {
var verticesList = displayTarget.verticesList,
triangleList = displayTarget.triangleList; // 先进行顶点变换
verticesList.forEach(function (item) {
var weightList = item.weightList; // 有绑定骨骼的mesh，计算权重
if (weightList) {
var m = [0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0];
weightList.forEach(function (weight) {
var index = weight.index,
value = weight.value,
matrix = weight.matrix;
var boneMatrix = bone[index].currentMatrix;
var offset = karas.math.matrix.multiply(boneMatrix, matrix);
for (var i = 0; i < 16; i++) {