internal void Update()
{
#if DEBUG_BUNDLE_CACHE
Profiler.BeginSample("GOEAssetBundleCacheManager.Update");
#endif
while (assetLoading.Count < MaximalLoadingAssetBundles && pendingBundle.Count > 0)
{
var info = pendingBundle.Dequeue();
StartLoadAssets(info);
}
for (int i = 0; i < assetLoading.Count; i++)
{
AssetBundleAssetLoadingInfo info = assetLoading[i];
if (info.AllDone)
{
#if DEBUG_BUNDLE_CACHE
ResourceMgr.Instance().SampleLoadEvent(info.BundleName, 6);
#endif
GOEBundleResource res = new GOEBundleResource();
res.AssetBundle = info.AssetBundle;
res.BundleInfo = ResourceMgr.Instance().GetBundle(info.BundleName);
cache.CacheAssetBundle(res);
bool isAsync = info.IsAsync;
for (int j = 0; j < info.Requests.Count; j++)
{
AssetRequestInfo req = info.Requests[j];
UnityEngine.Object obj = isAsync ? req.Request.asset : req.Asset;
if (obj)
{
string assetName = req.AssetName;
var asset = OnGotAsset(assetName, obj, info.BundleName);
res.AddAsset(assetName, asset);
InvokeAssetLoaded(asset);
}
}
InvokeBundleLoaded(info);
MarkBundleDependency(res);
assetLoading.RemoveAt(i);
#if DEBUG_BUNDLE_CACHE
ResourceMgr.Instance().SampleLoadEvent(info.BundleName, 7);
Profiler.EndSample();
#endif
return;//一个Update只删除一个已完成Bundle
}
}
//不在加载资源时GC
bool hasLoading = assetLoading.Count > 0 || pendingBundle.Count > 0;
if (!hasLoading)
{
cache.DoGC();
}
#if DEBUG_BUNDLE_CACHE
Profiler.EndSample();
#endif
}
void MarkBundleDependency(GOEBundleResource res)
{
foreach (var i in res.BundleInfo.DependsOn)
{
var bundle = cache[i];
if (bundle != null)
{
res.AddDependency(bundle);
}
else
{
Debug.LogError(string.Format("Cannot find dependency bundle {0} for bundle {1}.", i, res.Name));
}
}
}
public void CacheSceneBundleDependency(GOEBundle bundle)
{
GOEBundleResource newRes = new GOEBundleResource();
newRes.BundleInfo = bundle;
newRes.IsSceneBundle = true;
foreach (var i in bundle.DependsOn)
{
GOEBundleResource res;
if (cachedBundles.TryGetValue(i, out res))
{
newRes.AddDependency(res);
}
}
CacheAssetBundle(newRes);
}
public bool CacheAssetBundle(GOEBundleResource bundle)
{
if (!cachedBundles.ContainsKey(bundle.Name))
{
cachedBundles[bundle.Name] = bundle;
cachedSize += bundle.Size;
bundle.Touch();
/*#if DEBUG_BUNDLE_CACHE
* Debug.Log(string.Format("{2:0.##}:Bundle {0} cached, new CacheSize={1:0.##}MB", bundle.Name, cachedSize / 1024f / 1024f, Time.realtimeSinceStartup));
#endif*/
needGC = true;
return(true);
}
return(false);
}
public void OnLoadAssetBundle(string name, AssetBundle bundle, bool dependencyResource)
{
#if DEBUG_BUNDLE_CACHE
ResourceMgr.Instance().SampleLoadEvent(name, 4);
#endif
AssetBundleAssetLoadingInfo info = new AssetBundleAssetLoadingInfo();
info.AssetBundle = bundle;
info.BundleName = name;
if (!dependencyResource)
{
pendingBundle.Enqueue(info);
}
else
{
GOEBundleResource res = new GOEBundleResource();
res.AssetBundle = info.AssetBundle;
res.BundleInfo = ResourceMgr.Instance().GetBundle(info.BundleName);
cache.CacheAssetBundle(res);
InvokeBundleLoaded(info);
MarkBundleDependency(res);
}
}
public void AddDependency(GOEBundleResource bundle)
{
dependsOn.Add(bundle);
bundle.referencedBy.Add(this);
bundle.BundleInfo.IsDependency = true;//被依赖的包永不能卸载AssetBundle
}
