public void Batch(CompletionCallback completion)
{
this.completion = completion;
Debug.Assert(modelList.Count > 0);
if (modelList.Count > 1)
{
int assetRootIndex = studio.path.directoryPath.IndexOf("Assets");
string dirPath = studio.path.directoryPath.Substring(assetRootIndex);
batchingFolderPath = Path.Combine(dirPath, PathHelper.MakeDateTimeString());
Directory.CreateDirectory(batchingFolderPath);
}
ModelIndex = 0;
EditorApplication.update -= UpdateState;
EditorApplication.update += UpdateState;
EditorUtility.DisplayProgressBar("Progress...", "Ready...", 0.0f);
}
protected void BuildFolderPathAndCreate(string fileName)
{
string folderName = "";
if (parentFolderPath.Length > 0)
{
if (sIndex.Length > 0)
{
folderName += sIndex + "_";
}
folderName += fileName;
}
else
{
int assetRootIndex = studio.path.directoryPath.IndexOf("Assets");
parentFolderPath = studio.path.directoryPath.Substring(assetRootIndex);
folderName += fileName + "_" + PathHelper.MakeDateTimeString();
}
folderPath = Path.Combine(parentFolderPath, folderName);
Directory.CreateDirectory(folderPath);
}
private static void Combine(bool onlySpriteName)
{
if (Selection.objects.Length < 2)
{
return;
}
List <Sprite> sprites = new List <Sprite>();
List <Texture2D> textures = new List <Texture2D>();
foreach (Object obj in Selection.objects)
{
if (!EditorUtility.IsPersistent(obj))
{
continue;
}
string assetPath = AssetDatabase.GetAssetPath(obj);
TextureImporter importer = (TextureImporter)AssetImporter.GetAtPath(assetPath);
if (importer == null)
{
continue;
}
importer.isReadable = true;
AssetDatabase.ImportAsset(assetPath);
Texture2D atlasTex = obj as Texture2D;
if (atlasTex == null)
{
continue;
}
Color32[] srcPixels = atlasTex.GetPixels32();
for (int metai = 0; metai < importer.spritesheet.Length; ++metai)
{
SpriteMetaData metaData = importer.spritesheet[metai];
int spriteWidth = (int)metaData.rect.width;
int spriteHeight = (int)metaData.rect.height;
Color32[] destPixels = new Color32[spriteWidth * spriteHeight];
for (int destIndex = 0; destIndex < spriteWidth * spriteHeight; destIndex++)
{
int x = destIndex % spriteWidth;
int y = destIndex / spriteWidth;
int srcIndex = ((int)metaData.rect.y + y) * atlasTex.width + ((int)metaData.rect.x + x);
if (srcIndex < srcPixels.Length)
{
destPixels[destIndex] = srcPixels[srcIndex];
}
}
Texture2D spriteTex = new Texture2D(spriteWidth, spriteHeight, TextureFormat.ARGB32, false);
spriteTex.SetPixels32(destPixels);
spriteTex.Apply();
string spriteName = onlySpriteName ? metaData.name : atlasTex.name + "_" + metaData.name;
Sprite sprite = new Sprite(spriteTex, spriteName, metaData.pivot);
sprites.Add(sprite);
textures.Add(spriteTex);
}
}
Texture2D newAtlasTex = new Texture2D(8192, 8192, TextureFormat.ARGB32, false);
Rect[] texRects = newAtlasTex.PackTextures(textures.ToArray(), 2, 8192);
for (int i = 0; i < sprites.Count; i++)
{
Texture2D tex = sprites[i].tex;
float newX = texRects[i].x * newAtlasTex.width;
float newY = texRects[i].y * newAtlasTex.height;
texRects[i] = new Rect(newX, newY, (float)tex.width, (float)tex.height);
}
string filePath = AssetDatabase.GetAssetPath(Selection.objects[0]);
string dirPath = filePath.Remove(filePath.LastIndexOf('/'));
string fileName = "CombinedSpritesheet_" + PathHelper.MakeDateTimeString();
filePath = TextureHelper.SaveTexture(dirPath, fileName, newAtlasTex);
AssetDatabase.ImportAsset(filePath);
TextureImporter texImporter = (TextureImporter)AssetImporter.GetAtPath(filePath);
if (texImporter != null)
{
texImporter.textureType = TextureImporterType.Sprite;
texImporter.spriteImportMode = SpriteImportMode.Multiple;
texImporter.maxTextureSize = 4096;
int texCount = sprites.Count;
SpriteMetaData[] metaData = new SpriteMetaData[texCount];
for (int i = 0; i < texCount; i++)
{
metaData[i].name = sprites[i].name;
metaData[i].rect = texRects[i];
metaData[i].alignment = (int)SpriteAlignment.Custom;
metaData[i].pivot = sprites[i].pivot;
}
texImporter.spritesheet = metaData;
AssetDatabase.ImportAsset(filePath);
}
foreach (Object obj in Selection.objects)
{
if (!EditorUtility.IsPersistent(obj))
{
continue;
}
string assetPath = AssetDatabase.GetAssetPath(obj);
TextureImporter importer = (TextureImporter)AssetImporter.GetAtPath(assetPath);
if (importer == null)
{
continue;
}
importer.isReadable = false;
AssetDatabase.ImportAsset(assetPath);
}
}