protected void OnBundleRequestComplete(Request request)
{
#if ASSETMANAGER_LOG
Debug.Log("BundleRequestComplete " + info.fullName + "," + Time.frameCount);
#endif
if (!request.haveError)
{
state = State.Loaded;
if (onAssetBundleLoaded != null)
{
onAssetBundleLoaded(this);
}
//Create result
m_Result = new AssetBundleReference(request.assetBundle, info != null ? info.fullName : "");
m_Result.AddTags(paramTags);
if (m_DependenciesIsDone) //|| (m_DependenciesIsLoaded && DeepCheckDependenciesComplete()))
{
m_Result.AddDependencies(m_Dependencies);
Complete();
}
}
else
{
Debug.LogError("AssetBundleLoader fail load " + info.fullName);
Error();
}
}
public void UnloadUnusedBundles(string tag)
{
if (m_AssetBundles.Count == 0)
{
return;
}
AssetBundleReference abr = null;
Stack <string> checkQueue = StackPool <string> .Get();
HashSet <string> checkings = HashSetPool <string> .Get();
Action <string> checkFun = (key) =>
{
abr = m_AssetBundles[key];
checkings.Remove(key);
if (abr.isUnused())
{
//check dependencies
if (abr.dependencies != null && abr.dependencies.Count > 0)
{
foreach (AssetBundleReference sub in abr.dependencies)
{
//只有同样tag和空tag的ref才需要重新检查。
if (sub.inChain && (sub.tagCount == 0 || sub.HaveTag(tag)) && !checkings.Contains(sub.name))
{
checkQueue.Push(sub.name);
}
}
}
abr.Dispose();
m_AssetBundles.Remove(key);
}
};
foreach (string key in m_AssetBundles.Keys)
{
abr = m_AssetBundles[key];
if (abr.HaveTag(tag) && abr.inChain)
{
checkQueue.Push(key);
checkings.Add(key);
}
}
//recheck unused asset bundle
while (checkQueue.Count > 0)
{
checkFun(checkQueue.Pop());
}
StackPool <string> .Release(checkQueue);
HashSetPool <string> .Release(checkings);
}
/// <summary>
///
/// </summary>
/// <param name="assetBundleName"></param>
public void UnusedAssetBundle(string assetBundleName)
{
if (m_AssetBundles.ContainsKey(assetBundleName))
{
AssetBundleReference abr = m_AssetBundles[assetBundleName];
abr.UnChain();
}
}
void UnusedAllAssetBundles()
{
foreach (var iter in m_AssetBundles)
{
AssetBundleReference abr = iter.Value;
abr.UnChain();
}
}
public override void Clean()
{
onComplete = null;
onBeforeComplete = null;
onAfterComplete = null;
info = null;
type = null;
assetBundleReference = null;
m_Result = null;
base.Clean();
}
void LoadDependencies()
{
string[] dependencies = info.dependencies;
for (int i = 0, l = dependencies.Length; i < l; ++i)
{
string dep = dependencies[i];
AssetBundleReference abr = assetManager.LoadAssetBundleSync(dep, null, false);
if (abr != null)
{
m_Dependencies.Add(abr);
}
}
}
public AssetBundleReference LoadAssetBundleSync(string path, string tag, bool standalone = true)
{
if (string.IsNullOrEmpty(path))
{
return(null);
}
AssetBundleReference abr = null;
if (m_AssetBundles.ContainsKey(path))
{
#if ASSETMANAGER_LOG
Debug.LogFormat("LoadAssetBundleSync bundle is loaded {0},{1}", path, Time.frameCount);
#endif
abr = m_AssetBundles[path];
//refresh
abr.AddTag(tag);
if (standalone)
{
abr.Chain();
}
}
else
{
if (m_LoadingAssetBundleLoaders.ContainsKey(path))
{
Debug.LogErrorFormat("LoadAssetBundleSync async loader is active {0},{1}", path, Time.frameCount);
//TODO Stop async
return(null);
}
else
{
#if ASSETMANAGER_LOG
Debug.LogFormat("LoadAssetBundleSync create new loader {0},{1}", path, Time.frameCount);
#endif
AssetBundleSyncLoader loader = m_LoaderManager.CreateAssetBundleSyncLoader(path);
if (loader != null)
{
loader.state = Loader.State.Inited;
loader.Start();
abr = loader.result;
OnAssetBundleLoaded(loader);
}
}
}
return(abr);
}
protected void OnDependencyComplete(AssetBundleReference abr)
{
m_Dependencies.Add(abr);
#if ASSETMANAGER_LOG
Debug.Log("DependencyComplete " + info.fullName + "=>" + abr.name + "," + Time.frameCount + ",(" + m_WaitDependencyCompleteCount + ")");
#endif
if (--m_WaitDependencyCompleteCount == 0)
{
m_DependenciesIsDone = true;
if (m_State == State.Loaded && m_Result != null)
{
m_Result.AddDependencies(m_Dependencies);
Complete();
}
}
}
public override void Clean()
{
onComplete = null;
onBeforeComplete = null;
onAfterComplete = null;
m_Result = null;
info = null;
if (m_Dependencies != null)
{
m_Dependencies.Clear();
}
base.Clean();
}
protected void RemoveAssetBundlesTag(string tag)
{
if (m_AssetBundles.Count == 0)
{
return;
}
AssetBundleReference abr = null;
var iter = m_AssetBundles.GetEnumerator();
while (iter.MoveNext())
{
abr = iter.Current.Value;
if (abr.inChain && abr.HaveTag(tag))
{
abr.RemoveTag(tag);
}
}
}
void OnAssetBundleLoaded(AssetBundleLoader loader)
{
AssetBundleReference abr = loader.result;
if (abr != null)
{
m_AssetBundles[abr.name] = abr;
if (loader.standalone)
{
abr.Chain();
}
else
{
abr.inChain = false;
}
if (m_LoadingAssetBundleLoaders.ContainsKey(abr.name))
{
if (loader.autoRelease)
{
if (loader is AssetBundleAsyncLoader)
{
LoaderPool.AssetBundleAsyncLoader.Release(loader as AssetBundleAsyncLoader);
}
else
{
loader.Clean();
}
}
m_LoadingAssetBundleLoaders.Remove(abr.name);
}
abr.onDispose += OnAssetBundleDispose;
}
}
void OnAssetBundleDispose(AssetBundleReference abr)
{
m_AssetBundles.Remove(abr.name);
}
public AssetBundleLoader LoadAssetBundle(string path, string tag, bool standalone, Action <AssetBundleReference> completeHandle = null)
{
AssetBundleLoader loader = null;
if (string.IsNullOrEmpty(path))
{
return(loader);
}
if (m_AssetBundles.ContainsKey(path))
{
#if ASSETMANAGER_LOG
Debug.Log("LoadAssetBundle asset bundle is loaded " + path + "," + Time.frameCount);
#endif
//asset bundle is loaded
AssetBundleReference abr = m_AssetBundles[path];
//refresh
abr.AddTag(tag);
if (standalone)
{
abr.Chain();
}
loader = m_LoaderManager.CreateAssetBundleAsyncLoader(path);
loader.forceDone = true;
loader.result = abr;
//call complete callback
if (completeHandle != null)
{
completeHandle(abr);
}
}
else
{
if (m_LoadingAssetBundleLoaders.ContainsKey(path))
{
#if ASSETMANAGER_LOG
Debug.Log("LoadAssetBundle using loading loader " + path + "," + Time.frameCount);
#endif
loader = m_LoadingAssetBundleLoaders[path];
}
else
{
#if ASSETMANAGER_LOG
Debug.Log("LoadAssetBundle create new loader " + path + "," + Time.frameCount);
#endif
loader = m_LoaderManager.CreateAssetBundleAsyncLoader(path);
m_LoadingAssetBundleLoaders[path] = loader;
}
loader.AddParamTag(tag);
if (loader.standalone == false && standalone)
{
loader.standalone = true;
}
if (completeHandle != null)
{
loader.onComplete += completeHandle;
}
if (loader.state == Loader.State.Idle)
{
loader.onAfterComplete += OnAssetBundleLoaded;
loader.state = Loader.State.Inited;
m_LoaderManager.ActiveLoader(loader);
}
}
return(loader);
}
