public AssetBundleLoader CreateAssetBundleAsyncLoader(string path)
{
AssetBundleLoader loader = null;
AssetBundleInfo info = null;
#if !UNITY_EDITOR || ASSET_BUNDLE_LOADER
info = m_AssetManager.infoManager.FindAssetBundleInfo(path);
if (info == null)
{
Debug.LogErrorFormat("[AssetManage]Can't find asset bundle info {0}", path);
return(null);
}
loader = LoaderPool.AssetBundleAsyncLoaderPool.Get();
#else
loader = new AssetBundleEmptyLoader();
//just for message
info = new AssetBundleInfo();
info.fullName = path;
#endif
loader.info = info;
loader.assetManager = m_AssetManager;
return(loader);
}
public override void Clean()
{
base.Clean();
m_AssetBundleLoader = null;
m_Request = null;
}
/// <summary>
/// async load asset bundle
/// 同一个资源只有一个正在加载的loader
/// </summary>
/// <param name="path"></param>
/// <param name="tag"></param>
/// <param name="cacheLoadedAsset"></param>
/// <param name="completeHandle"></param>
/// <returns></returns>
public AssetBundleLoader LoadAssetBundle(string path, int tag, bool cacheLoadedAsset, Action <AssetBundleReference> completeHandle = null, bool autoStart = true)
{
AssetBundleLoader loader = null;
if (string.IsNullOrEmpty(path))
{
if (completeHandle != null)
{
completeHandle(null);
}
return(loader);
}
if (m_AssetBundles.ContainsKey(path))
{
#if ASSETMANAGER_LOG_ON
Debug.Log("[AssetManage]LoadAssetBundle asset bundle is loaded " + path + "," + Time.frameCount);
#endif
//asset bundle is loaded
AssetBundleReference abr = m_AssetBundles[path];
//refresh
abr.AddTag(tag);
if (cacheLoadedAsset)
{
abr.Cache();
}
loader = m_LoaderManager.CreateAssetBundleAsyncLoader(path);
loader.forceDone = true;
loader.result = abr;
//call complete callback
if (completeHandle != null)
{
loader.onComplete += completeHandle;
}
loader.IncreaseLoadingRequest();
loader.onAfterComplete += OnAssetBundleAfterLoaded;
loader.state = Loader.State.Completed;
if (autoStart)
{
m_LoaderManager.ActiveLoader(loader);
}
}
else
{
if (m_LoadingAssetBundleLoaders.ContainsKey(path))
{
#if ASSETMANAGER_LOG_ON
Debug.Log("[AssetManage]LoadAssetBundle using loading loader " + path + "," + Time.frameCount);
#endif
loader = m_LoadingAssetBundleLoaders[path];
}
else
{
#if ASSETMANAGER_LOG_ON
Debug.Log("[AssetManage]LoadAssetBundle create new loader " + path + "," + Time.frameCount);
#endif
loader = m_LoaderManager.CreateAssetBundleAsyncLoader(path);
if (loader != null)
{
m_LoadingAssetBundleLoaders[path] = loader;
}
else
{
if (completeHandle != null)
{
completeHandle(null);
}
return(null);
}
}
loader.AddParamTag(tag);
if (loader.cacheLoadedAsset == false && cacheLoadedAsset)
{
loader.cacheLoadedAsset = true;
}
if (completeHandle != null)
{
loader.onComplete += completeHandle;
}
if (loader.state == Loader.State.Idle)
{
loader.onBeforeComplete += OnAssetBundleBeforeLoaded;
loader.onAfterComplete += OnAssetBundleAfterLoaded;
loader.state = Loader.State.Inited;
if (autoStart)
{
m_LoaderManager.ActiveLoader(loader);
}
}
}
return(loader);
}
void OnAssetBundleAfterLoaded(AssetBundleLoader loader)
{
m_LoaderManager.ReleaseLoader(loader);
}