//using UnityEngine;
//using System.Collections;
//using UnityEditor;
//using System.IO;
//using System.Collections.Generic;
/// < summary >
/// 切割
/// </ summary >
//public static class ImageSlicer
//{
//    [MenuItem("Assets/ImageSlicer/Process to Sprites")]
//    static void ProcessToSprite()
//    {
//        Texture2D image = Selection.activeObject as Texture2D;//获取旋转的对象
//        string rootPath = Path.GetDirectoryName(AssetDatabase.GetAssetPath(image));//获取路径名称
//        string path = rootPath + "/" + image.name + ".PNG";//图片路径名称


//        TextureImporter texImp = AssetImporter.GetAtPath(path) as TextureImporter;//获取图片入口


//        AssetDatabase.CreateFolder(rootPath, image.name);//创建文件夹


//        foreach (SpriteMetaData metaData in texImp.spritesheet)//遍历小图集
//        {
//            Texture2D myimage = new Texture2D((int)metaData.rect.width, (int)metaData.rect.height);

//        abc_0: (x: 2.00, y: 400.00, width: 103.00, height: 112.00)
//            for (int y = (int)metaData.rect.y; y < metaData.rect.y + metaData.rect.height; y++)//Y轴像素
//            {
//                for (int x = (int)metaData.rect.x; x < metaData.rect.x + metaData.rect.width; x++)
//                    myimage.SetPixel(x - (int)metaData.rect.x, y - (int)metaData.rect.y, image.GetPixel(x, y));
//            }


//            转换纹理到EncodeToPNG兼容格式
//            if (myimage.format != TextureFormat.ARGB32 && myimage.format != TextureFormat.RGB24)
//            {
//                Texture2D newTexture = new Texture2D(myimage.width, myimage.height);
//                newTexture.SetPixels(myimage.GetPixels(0), 0);
//                myimage = newTexture;
//            }
//            DeCompress(myimage);
//            var pngData = myimage.EncodeToPNG();


//            AssetDatabase.CreateAsset(myimage, rootPath + "/" + image.name + "/" + metaData.name + ".PNG");
//            File.WriteAllBytes(rootPath + "/" + image.name + "/" + metaData.name + ".PNG", pngData);
//            刷新资源窗口界面
//            AssetDatabase.Refresh();
//        }
//    }

//    / <summary>
//    / 
//    / </summary>
//    / <param name = "source" ></ param >
//    / < returns ></ returns >
//    public static Texture2D DeCompress(Texture2D source)
//    {
//        RenderTexture renderTex = RenderTexture.GetTemporary(
//                    source.width,
//                    source.height,
//                    0,
//                    RenderTextureFormat.Default,
//                    RenderTextureReadWrite.Linear);

//        Graphics.Blit(source, renderTex);
//        RenderTexture previous = RenderTexture.active;
//        RenderTexture.active = renderTex;
//        Texture2D readableText = new Texture2D(source.width, source.height);
//        readableText.ReadPixels(new Rect(0, 0, renderTex.width, renderTex.height), 0, 0);
//        readableText.Apply();
//        RenderTexture.active = previous;
//        RenderTexture.ReleaseTemporary(renderTex);
//        return readableText;
//    }
//}