public static void Pack()
{
Init();
AtlasPackerHelper.ReApplyAllSprites();
CreateAtlasSpriteHolder();
Packer.RebuildAtlasCacheIfNeeded(EditorUserBuildSettings.activeBuildTarget, true, Packer.Execution.ForceRegroup);
EditorUtility.ClearProgressBar();
}
static void Read()
{
AtlasPackerHelper.Init();
if (AtlasPackerHelper.list == null)
{
AtlasPackerHelper.list = new AtlasTextureFormatList();
}
var dirs = Directory.GetDirectories(PathConfig.localFullPath2);
for (int i = 0; i < dirs.Length; ++i)
{
dirs[i] = dirs[i].Replace('\\', '/');
dirs[i] = dirs[i].Substring(dirs[i].LastIndexOf('/') + 1);
}
if (AtlasPackerHelper.list.list != null)
{
foreach (var item in AtlasPackerHelper.list.list)
{
if (dirs.First(t => t == item.atlasName) == null)
{
AtlasPackerHelper.list.dict.Remove(item.atlasName);
}
}
}
Save();
foreach (var dir in dirs)
{
if (AtlasPackerHelper.list.dict.ContainsKey(dir))
{
continue;
}
var item = new AtlasTextureFormatItem();
item.atlasName = dir;
item.iosFormat = item.androidFormat = item.standaloneFormat = TextureImporterFormat.RGBA32.ToString();
AtlasPackerHelper.list.dict.Add(dir, item);
}
}
private static void CreateAtlasSpriteHolder()
{
string path = Application.dataPath + PathConfig.localPath;
string[] directories = Directory.GetDirectories(path);
Array.Sort(directories);
System.Collections.Generic.List <string> spriteList = new System.Collections.Generic.List <string>();
List <string> atlasNames = new List <string>();
Dictionary <string, string> spriteNameSet = new Dictionary <string, string>();
for (int i = 0; i < directories.Length; i++)
{
EditorUtility.DisplayProgressBar("打包图集", "打包中...", 1f * i / directories.Length);
string directoryPath = directories[i];
directoryPath = directoryPath.Replace("\\", "/");
string directory = directoryPath.Substring(directoryPath.LastIndexOf('/'));
string AtlasName = Path.GetFileName(directoryPath);
string[] files = Directory.GetFiles(directoryPath, "*.png");
GameObject holder = new GameObject(AtlasName);
SpriteHolder spriteHolder = holder.AddComponent <SpriteHolder>();
spriteHolder.allSprites = new Sprite[files.Length];
var oldGo = AssetDatabase.LoadAssetAtPath <GameObject>(PathConfig.atlasPath + AtlasName + ".prefab");
SpriteHolder oldHolder = null;
if (oldGo != null)
{
oldHolder = oldGo.GetComponent <SpriteHolder>();
}
Array.Sort(files);
spriteHolder.atlasName = AtlasName;
atlasNames.Add(AtlasName);
for (int k = 0; k < files.Length; k++)
{
string filePath = files[k];
filePath = filePath.Replace('\\', '/');
int start = filePath.LastIndexOf(directory + '/') + 1;
string fileName = filePath.Substring(start);
//AssetDatabase.ImportAsset(PathConfig.localFullPath + fileName);
var assetImporter = AssetImporter.GetAtPath(PathConfig.localFullPath + fileName) as TextureImporter;
var packingTag = AtlasPackerHelper.GetPackingTag(AtlasName);
if (assetImporter != null && assetImporter.spritePackingTag != packingTag)
{
assetImporter.spritePackingTag = packingTag;
AtlasPackerHelper.ApplyTexture(assetImporter, AtlasName);
assetImporter.SaveAndReimport();
}
UnityEngine.Object[] objects = AssetDatabase.LoadAllAssetsAtPath(PathConfig.localFullPath + fileName);
foreach (var obj in objects)
{
var sprite = obj as Sprite;
if (sprite == null)
{
if (!(obj is Texture2D))
{
Debug.LogError(fileName + "is null");
}
continue;
}
var guid = AssetDatabase.AssetPathToGUID(AssetDatabase.GetAssetPath(sprite));
spriteHolder.allSprites[k] = sprite;
start = fileName.LastIndexOf("/") + 1;
//fileName = sprite.name;// fileName.Substring(start, fileName.Length - start - ".png".Length);
if (spriteNameSet.ContainsKey(sprite.name))
{
Debug.LogErrorFormat("Sprite Name \"{0}\" Conflict in Atlas \"{1}\" and \"{2}\"", sprite.name, spriteNameSet[sprite.name], AtlasName);
}
else
{
spriteNameSet.Add(sprite.name, AtlasName);
}
spriteList.Add(guid + "." + sprite.name + "." + AtlasName);
}
}
bool changed = !(oldHolder != null && oldHolder.allSprites != null && oldHolder.allSprites.Length == spriteHolder.allSprites.Length && oldHolder.atlasName == spriteHolder.atlasName);
if (!changed)
{
for (int j = 0; j < oldHolder.allSprites.Length; ++j)
{
if (oldHolder.allSprites[j] != spriteHolder.allSprites[j])
{
changed = true;
break;
}
}
}
if (changed)
{
PrefabUtility.CreatePrefab(PathConfig.atlasPath + AtlasName + ".prefab", holder);
}
DestroyImmediate(holder);
}
EditorUtility.DisplayProgressBar("打包图集", "打包中...", 1);
GameObject go = new GameObject("SpritePath");
TexturePathsHolder textureHolder = go.AddComponent <TexturePathsHolder>();
textureHolder.files = new string[spriteList.Count];
textureHolder.paths = new string[directories.Length];
for (int i = 0; i < directories.Length; i++)
{
var holderName = directories[i].Substring(directories[i].IndexOf("ResourcesUI/") + "ResourcesUI/".Length);
textureHolder.paths[i] = "Atlas/" + holderName;
}
for (int i = 0; i < spriteList.Count; ++i)
{
textureHolder.files[i] = spriteList[i];
}
var oldPaths = AssetDatabase.LoadAssetAtPath <GameObject>(PathConfig.atlasPath + "SpritePath" + ".prefab");
TexturePathsHolder oldPathsHolder = null;
if (oldPaths != null)
{
oldPathsHolder = oldPaths.GetComponent <TexturePathsHolder>();
}
bool pathChanged = oldPathsHolder == null ||
oldPathsHolder.files == null || oldPathsHolder.files.Length != textureHolder.files.Length ||
oldPathsHolder.paths == null || oldPathsHolder.paths.Length != textureHolder.paths.Length;
if (!pathChanged)
{
for (int j = 0; j < oldPathsHolder.files.Length; ++j)
{
if (oldPathsHolder.files[j] != textureHolder.files[j])
{
pathChanged = true;
break;
}
}
for (int i = 0; i < oldPathsHolder.paths.Length; i++)
{
if (oldPathsHolder.paths[i] != textureHolder.paths[i])
{
pathChanged = true;
break;
}
}
}
if (pathChanged)
{
PrefabUtility.CreatePrefab(PathConfig.atlasPath + "SpritePath" + ".prefab", go);
}
DestroyImmediate(go);
AssetDatabase.SaveAssets();
// Hotfire.SpriteProxy.instance.InitForEditor();
}
static void Save()
{
AtlasPackerHelper.list.list = AtlasPackerHelper.list.dict.Values.ToListFromPool();
File.WriteAllText(AtlasPackerHelper.ATLAS_TEXTURE_FORMAT_CONFIG_PATH, JsonUtility.ToJson(AtlasPackerHelper.list));
AtlasPackerHelper.Init();
}