/// <summary>
/// 进行垃圾回收
/// </summary>
internal static void DoGarbageCollect(float curTime)
{
foreach (var kv in UnuseLoaders)
{
if (curTime - kv.Value >= LoaderDisposeTime)
{
CacheLoaderToRemoveFromUnUsed.Add(kv.Key);
}
}
for (var i = CacheLoaderToRemoveFromUnUsed.Count - 1; i >= 0; i--)
{
BaseLoader loader = CacheLoaderToRemoveFromUnUsed[i];
CacheLoaderToRemoveFromUnUsed.RemoveAt(i);
UnuseLoaders.Remove(loader);
loader.Dispose();
}
if (CacheLoaderToRemoveFromUnUsed.Count > 0)
{
Debuger.LogError(LOG_TAG, "[DoGarbageCollect] CacheLoaderToRemoveFromUnUsed muse be empty!!");
}
}
public override void Init(string assetBundlePath, string assetPath, LoadMode loadMode, params object[] args)
{
base.Init(assetBundlePath, assetPath, loadMode, args);
LoaderCallback callback = (isOk, asset) =>
{
if (IsReadyDisposed) // 中途释放
{
OnFinish(null);
return;
}
if (!isOk)
{
OnFinish(null);
Debuger.LogError(LOG_TAG, "Error on AssetLoader loaded... {0}|{1}", assetBundlePath, assetPath);
return;
}
Object prefab = asset as Object;
Object instance = Object.Instantiate(prefab);
instance.name = prefab.name;
if (Application.isEditor)
{
LoadedAssetDebugger.Create("InstanceAsset", GetUniqueKey(), instance);
}
OnFinish(instance);
};
_assetLoader = BaseLoader.Load <AssetLoader>(assetBundlePath, assetPath, loadMode, callback, true);
}
// 资源不用时，释放BaseLoader的引用计数，有加载资源就必须调用该方法.
public void ReleaseLoader(BaseLoader loader)
{
if (loader != null)
{
loader.Release();
}
}
/// <summary>
/// Loads the instance asset async.
/// 'assetBundlePath'，只需要填相对路径，不用加后缀，如 UI/Panel/MenuPanel，除非ab不是按AssetConfig里面配置的后缀来设置的.
/// 'assetName'，只需要填相对路径，需要加后缀，如 UI/Panel/MenuPanel.prefab
/// </summary>
public InstanceAssetLoader LoadInstanceAssetAsync(string assetBundleRelativePath, string assetName, OnLoadInstanceAsset callback)
{
// 如果是加载ab中的资源，需要填完成的路径，这跟 BuildAssetBundleOptions 有关，参考BundleBuilder.BuildAssetBundle()
if (!string.IsNullOrEmpty(assetBundleRelativePath))
{
assetName = AssetConfig.GetAssetFullPathInAB(assetName);
}
string fullRelativePath = AssetConfig.GetAssetBundleFullRelativePath(assetBundleRelativePath);
string assetBundleFullPath = AssetConfig.GetGameAssetFullPath(fullRelativePath);
LoaderCallback internelHandler = (bool isOk, object resultObject) =>
{
if (isOk)
{
callback.Invoke(resultObject as Object);
}
else
{
callback.Invoke(null);
}
};
return(BaseLoader.Load <InstanceAssetLoader>(assetBundleFullPath, assetName, callback: internelHandler));
}
public static BaseLoaderDebugger Create(string type, string uniqueKey, BaseLoader loader)
{
if (IsApplicationQuit)
{
return(null);
}
//simplified uniqueKey
uniqueKey = uniqueKey.Replace(AssetConfig.GetWritablePath(), "").Replace(AssetConfig.GetStreamingAssetsPath(), "").Replace(AssetConfig.GameAssetsFolder, "");
// create a BaseLoaderDebugger
GameObject newHelpGameObject = new GameObject(uniqueKey);
var newHelp = newHelpGameObject.AddComponent <BaseLoaderDebugger>();
newHelp.loader = loader;
loader.DisposeEvent += () =>
{
DebuggerObjectTool.RemoveFromParent(bigType, type, newHelpGameObject);
};
// add to hierarchy
DebuggerObjectTool.SetParent(bigType, type, newHelpGameObject);
return(newHelp);
}
public static void AddUnusedLoader(BaseLoader loader)
{
if (loader == null)
{
return;
}
UnuseLoaders[loader] = GetCurrentTime();
}
public override void Init(string assetBundlePath, string assetPath, LoadMode loadMode, params object[] args)
{
base.Init(assetBundlePath, assetPath, loadMode, args);
_assetLoader = BaseLoader.Load <AssetLoader>(assetBundlePath, assetPath, loadMode, (isOk, asset) =>
{
OnFinish(asset);
});
}
public static bool RemoveLoader(BaseLoader loader)
{
if (loader == null)
{
return(false);
}
var typeDict = GetTypeDict(loader.GetType());
return(typeDict.Remove(loader.GetUniqueKey())); //NOTE: add to remove loader都用 loader._uniqueKey作为key
}
/// <summary>
/// 统一的对象工厂
/// </summary>
public static T AutoNew <T>(string assetBundlePath, string assetPath, LoadMode loadMode, LoaderCallback callback, bool forceCreateNew = false,
params object[] initArgs) where T : BaseLoader, new()
{
// 唯一key.
string uniqueKey = BaseLoader.GenerateKey(assetBundlePath, assetPath);
Dictionary <string, BaseLoader> typesDict = GetTypeDict(typeof(T));
BaseLoader loader;
if (forceCreateNew || !typesDict.TryGetValue(uniqueKey, out loader))
{
loader = new T();
if (!forceCreateNew)
{
typesDict[uniqueKey] = loader; //NOTE: add to remove loader都用 loader._uniqueKey作为key
}
loader.IsForceNew = forceCreateNew;
loader.Init(assetBundlePath, assetPath, loadMode, initArgs);
// 创建新的BaseLoader
if (Application.isEditor)
{
BaseLoaderDebugger.Create(typeof(T).Name, uniqueKey, loader);
}
}
else
{
if (loader.RefCount < 0)
{
// 转死回生的可能
Debuger.LogError(LOG_TAG, "Error RefCount!");
}
}
// 引用计数+1
loader.AddRef();
// RefCount++了，重新激活，在队列中准备清理的Loader
if (UnuseLoaders.ContainsKey(loader))
{
UnuseLoaders.Remove(loader);
loader.Revive();
}
loader.AddCallback(callback);
return(loader as T);
}
IEnumerator Start()
{
string abPath = AssetBundlePath;
//load dependence
var deps = GetAllDependencies(abPath);
if (deps.Length > 0)
{
_depLoaders = new AssetBundleLoader[deps.Length];
for (int i = 0; i < deps.Length; i++)
{
_depLoaders[i] = BaseLoader.Load <AssetBundleLoader>(deps[i], "", loadMode, null);
}
for (var l = 0; l < _depLoaders.Length; l++)
{
while (!_depLoaders[l].IsCompleted)
{
yield return(null);
}
}
}
// load self
AssetBundle ab = null;
if (loadMode == LoadMode.Async)
{
var request = AssetBundle.LoadFromFileAsync(abPath);
while (!request.isDone)
{
yield return(null);
}
ab = request.assetBundle;
}
else
{
ab = AssetBundle.LoadFromFile(abPath);
}
if (ab == null)
{
Debuger.LogError(LOG_TAG, "Load assetBundle from {0} failed", abPath);
}
OnFinish(ab);
}
/// <summary>
/// Loads the asset bundle async.
/// 'assetBundlePath'，只需要填相对路径，不用填后缀，如 UI/Panel/MenuPanel，除非ab不是按AssetConfig里面配置的后缀来设置的.
/// </summary>
public AssetBundleLoader LoadAssetBundleAsync(string assetBundleRelativePath, OnLoadAssetBundle callback)
{
string fullRelativePath = AssetConfig.GetAssetBundleFullRelativePath(assetBundleRelativePath);
string assetBundleFullPath = AssetConfig.GetGameAssetFullPath(fullRelativePath);
LoaderCallback internelHandler = (bool isOk, object resultObject) =>
{
if (isOk)
{
callback.Invoke(resultObject as AssetBundle);
}
else
{
callback.Invoke(null);
}
};
return(BaseLoader.Load <AssetBundleLoader>(assetBundleFullPath, "", callback: internelHandler));
}
IEnumerator Start()
{
Object getAsset = null;
#if UNITY_EDITOR
if (IsEditorLoadAsset)
{
getAsset = UnityEditor.AssetDatabase.LoadAssetAtPath <Object>(AssetConfig.GetEditorAssetPathRoot() + AssetPath);
if (getAsset == null)
{
Debuger.LogError("Asset is NULL(from {0} Folder): {1}", AssetConfig.GetEditorAssetPathRoot(), AssetPath);
}
OnFinish(getAsset);
}
else
#endif
if (!IsLoadAssetBundle)
{
string extension = Path.GetExtension(AssetPath);
string path = AssetPath.Substring(0, AssetPath.Length - extension.Length); // remove extensions
// 去掉 "GameAssets/"
if (path.StartsWith(AssetConfig.GameAssetsFolder))
{
path = path.Replace(AssetConfig.GameAssetsFolder, "");
}
getAsset = Resources.Load <Object>(path);
if (getAsset == null)
{
Debuger.LogError("Asset is NULL(from Resources Folder): {0}", path);
}
OnFinish(getAsset);
}
else
{
_bundleLoader = BaseLoader.Load <AssetBundleLoader>(AssetBundlePath, "", loadMode, null);
while (!_bundleLoader.IsCompleted)
{
if (IsReadyDisposed) // 中途释放
{
_bundleLoader.Release();
OnFinish(null);
yield break;
}
yield return(null);
}
if (!_bundleLoader.IsSuccess)
{
Debuger.LogError(LOG_TAG, "Load bundle Failed(Error) when Finished: {0}", AssetBundlePath);
_bundleLoader.Release();
OnFinish(null);
yield break;
}
var assetBundle = _bundleLoader.assetBundle;
var assetName = AssetPath;
if (!assetBundle.isStreamedSceneAssetBundle)
{
if (loadMode == LoadMode.Sync)
{
getAsset = assetBundle.LoadAsset(assetName);
if (getAsset != null)
{
_bundleLoader.PushLoadedAsset(assetName, getAsset);
}
}
else
{
var request = assetBundle.LoadAssetAsync(assetName);
while (!request.isDone)
{
yield return(null);
}
getAsset = request.asset;
if (getAsset != null)
{
_bundleLoader.PushLoadedAsset(assetName, getAsset);
}
}
}
else
{
// if it's a scene in asset bundle, do nothing
// but set a default Object as the result
//TODO:
Debuger.LogWarning(LOG_TAG, "Can't load any assets from A scene asset bundle");
getAsset = null;
}
if (getAsset == null)
{
Debuger.LogError(LOG_TAG, "Asset is NULL(From asset bundle): {0}", AssetPath);
}
}
if (Application.isEditor)
{
if (getAsset != null)
{
LoadedAssetDebugger.Create(getAsset.GetType().Name, GetUniqueKey(), getAsset);
}
}
OnFinish(getAsset);
}
