Initial commit

.gitignore

@@ -0,0 +1,14 @@
+[Ll]ibrary/
+[Tt]emp/
+[Oo]bj/
+
+# Autogenerated VS/MD solution and project files
+/*.csproj
+/*.unityproj
+/*.sln
+/*.suo
+/*.user
+/*.userprefs
+/*.pidb
+/*.booproj
+*.apk

Assets/CNJoystick/Editor/CreateAtlas.cs

@@ -0,0 +1,94 @@
+using UnityEngine;
+using UnityEditor;
+using System.Collections;
+using System.IO;
+
+public class CreateAtlas : ScriptableWizard
+{
+    public string AtlasName = "Atlas";
+    public Texture2D[] textures;
+    public int padding = 4;
+
+    [MenuItem("GameObject/Create Other/Create Atlas")]
+    static void CreateWizard()
+    {
+        ScriptableWizard.DisplayWizard<CreateAtlas>("Create Atlas");
+    }
+
+    void OnWizardCreate()
+    {
+        GenerateAtlas();
+    }
+
+    void ConfigureForAtlas(string texturePath)
+    {
+        TextureImporter texImporter = AssetImporter.GetAtPath(texturePath) as TextureImporter;
+        TextureImporterSettings texImporterSettings = new TextureImporterSettings();
+
+        texImporter.textureType = TextureImporterType.Sprite;
+        texImporter.ReadTextureSettings(texImporterSettings);
+        texImporterSettings.readable = true;
+
+        texImporter.SetTextureSettings(texImporterSettings);
+        AssetDatabase.ImportAsset(texturePath, ImportAssetOptions.ForceUpdate);
+        AssetDatabase.Refresh();
+    }
+
+    void GenerateAtlas()
+    {
+        foreach (Texture2D t in textures)
+            ConfigureForAtlas(AssetDatabase.GetAssetPath(t));
+
+        Texture2D texture = new Texture2D(1, 1, TextureFormat.ARGB32, false);
+        Rect[] uvs = texture.PackTextures(textures, padding, 4096);
+
+        string assetPath = AssetDatabase.GenerateUniqueAssetPath("Assets/" + AtlasName + ".png");
+
+        byte[] bytes = texture.EncodeToPNG();
+        System.IO.File.WriteAllBytes(assetPath, bytes);
+        bytes = null;
+
+        UnityEngine.Object.DestroyImmediate(texture);
+
+        AssetDatabase.ImportAsset(assetPath);
+        texture = AssetDatabase.LoadAssetAtPath(assetPath, typeof(Texture2D)) as Texture2D;
+
+        ConfigureSpriteAtlas(texture, uvs);
+    }
+
+    void ConfigureSpriteAtlas(Texture2D texture, Rect[] uvs)
+    {
+        string path = AssetDatabase.GetAssetPath(texture);
+        TextureImporter texImporter = AssetImporter.GetAtPath(path) as TextureImporter;
+        TextureImporterSettings texImporterSettings = new TextureImporterSettings();
+
+        texImporter.textureType = TextureImporterType.Sprite;
+        texImporter.spriteImportMode = SpriteImportMode.Multiple;
+      //  texImporterSettings.readable = true;
+
+        SpriteMetaData[] spritesheetMeta = new SpriteMetaData[uvs.Length];
+        for(int i = 0; i < uvs.Length; i++)
+        {
+            SpriteMetaData currentMeta = new SpriteMetaData();
+            Rect currentRect = uvs[i];
+            currentRect.x *= texture.width;
+            currentRect.width *= texture.width; 
+            currentRect.y *= texture.height;
+            currentRect.height *= texture.height;
+            currentMeta.rect = currentRect;
+            currentMeta.name = textures[i].name;
+            currentMeta.alignment = (int)SpriteAlignment.Center;
+            currentMeta.pivot = new Vector2(currentRect.width / 2, currentRect.height / 2);
+            spritesheetMeta[i] = currentMeta;
+        }
+        texImporter.spritesheet = spritesheetMeta;
+        texImporter.spritePixelsToUnits = 1000f;
+        texImporter.ReadTextureSettings(texImporterSettings);
+
+        texImporter.SetTextureSettings(texImporterSettings);
+
+        AssetDatabase.ImportAsset(path, ImportAssetOptions.ForceUpdate);
+        AssetDatabase.Refresh();
+    }
+
+}