private IEnumerator waitForBundlesToLoad <TAsset>(string key, string assetPath, List <AssetRequest <AssetBundle> > bundleRequests, bool pinBundles, AsyncAssetBundleRequest <TAsset> assetRequest, AssetLoadedHandler <TAsset> handler) where TAsset : class
{
yield return(new CompositeCoroutineReturn(bundleRequests.ToArray()));
_ = bundleRequests[0];
BundleMount[] bundleMounts = new BundleMount[bundleRequests.Count];
bool isMountSuccessful = true;
HashSet <BundleMount> successfullyMountedBundles = new HashSet <BundleMount>();
for (int i = 0; i < bundleRequests.Count; i++)
{
AssetRequest <AssetBundle> assetRequest2 = bundleRequests[i];
if (!bundleManager.IsMounted(assetRequest2.Key))
{
if (assetRequest2.Asset != null)
{
successfullyMountedBundles.Add(bundleMounts[i] = bundleManager.MountBundle(assetRequest2.Key, assetRequest2.Asset, pinBundles));
}
else
{
isMountSuccessful = false;
Log.LogErrorFormatted(this, "Bundle asset for bundle {0} was null", assetRequest2.Key);
}
}
else
{
bundleMounts[i] = bundleManager.GetBundle(assetRequest2.Key);
}
activeMountRequests.Remove(assetRequest2.Key);
}
if (isMountSuccessful)
{
BundleMount rootMount = bundleMounts[0];
if (!assetPath.EndsWith(".unity"))
{
assetRequest.Request = rootMount.LoadAsync <TAsset>(key, assetPath).Request;
yield return(assetRequest);
}
else
{
rootMount.IsPinned = true;
assetRequest.Finished = true;
}
}
else
{
Log.LogErrorFormatted(this, "Mount was not successful, asset {0} will be null", key);
foreach (BundleMount item in successfullyMountedBundles)
{
bundleManager.UnmountBundle(item.Key, unloadAllLoadedObjects: true);
}
}
handler?.Invoke(key, assetRequest.Asset);
for (int i = 0; i < bundleRequests.Count; i++)
{
AssetRequest <AssetBundle> assetRequest2 = bundleRequests[i];
assetRequest2.Dispose();
}
}
private bool unload <TAsset>(string key, bool unloadAllObjects) where TAsset : class
{
key = key.ToLower();
ContentManifest.AssetEntry assetEntry = getAssetEntry(key);
TAsset indexedAsset = getIndexedAsset <TAsset>(key);
if (indexedAsset != null)
{
string bundleKey = assetEntry.BundleKey;
if (!string.IsNullOrEmpty(bundleKey) && bundleManager.IsMounted(assetEntry.BundleKey))
{
bundleManager.UnmountBundle(bundleKey, unloadAllObjects);
}
assetIndex.Remove(assetEntry.Key);
return(true);
}
return(false);
}