private BundleNode GetBundleNode(string bundlePath)
{
if (bundleNodeDic.TryGetValue(bundlePath, out var bundleNode))
{
if (bundleNode.IsDone)
{
return(bundleNode);
}
else
{
throw new Exception("");
}
}
BundleNode mainBundleNode = bundleNodePool.Get();
string[] dependBundlePaths = bundleDetailConfig.GetDependencies(bundlePath);
for (int i = 0; i < dependBundlePaths.Length; i++)
{
BundleNode dependBundleNode = GetBundleNode(dependBundlePaths[i]);
mainBundleNode.BindDepend(dependBundleNode);
}
AssetBundle bundle = LoadBundleFromFile(bundlePath);
mainBundleNode.Bundle = bundle;
bundleNodeDic.Add(bundlePath, mainBundleNode);
return(mainBundleNode);
}
protected override void OnCreateAssetNodeAsync(AssetNode assetNode)
{
string bundlePath = assetDetailConfig.GetBundleByPath(assetNode.Path);
BundleNode bundleNode = GetAsyncBundleNode(bundlePath);
bundleNode.RetainRef();
}
protected override UnityObject RequestAssetSync(string assetPath)
{
var bundlePath = assetDetailConfig.GetBundleByPath(assetPath);
BundleNode bundleNode = GetBundleNode(bundlePath);
return(LoadAssetFromBundle(bundleNode, assetPath));
}
protected override void OnAsyncRequestUpdate(AsyncRequest request)
{
var result = request.result;
string[] assetPaths = request.paths;
for (int i = 0; i < assetPaths.Length; i++)
{
if (result.IsDoneAt(i))
{
continue;
}
string assetPath = assetPaths[i];
AssetNode assetNode = assetNodeDic[assetPath];
if (assetNode.IsLoaded())
{
if (request.isInstance)
{
request.SetUObject(i, assetNode.CreateInstance());
}
else
{
request.SetUObject(i, assetNode.GetAsset());
}
assetNode.ReleaseRef();
continue;
}
else
{
string bundlePath = assetDetailConfig.GetBundleByPath(assetPath);
BundleNode bundleNode = bundleNodeDic[bundlePath];
if (bundleNode.IsDone && !assetOperationDic.ContainsKey(assetPath))
{
BundleAssetAsyncOperation assetOperation = assetOperationPool.Get();
assetOperation.DoInitilize(assetPath);
assetOperation.OnOperationComplete = OnAssetFromBundleCreated;
assetOperationDic.Add(assetPath, assetOperation);
operationLDic.Add(assetPath, assetOperation);
}
request.SetProgress(i, GetAsyncAssetProgress(assetPath));
}
}
if (result.IsDone())
{
if (request.isInstance)
{
request.state = RequestState.InstanceFinished;
}
else
{
request.state = RequestState.LoadFinished;
}
}
}
private UnityObject LoadAssetFromBundle(BundleNode bundleNode, string assetPath)
{
if (bundleNode.Bundle != null)
{
return(bundleNode.Bundle.LoadAsset(assetPath));
}
else
{
return(null);
}
}
protected override bool OnUnloadAssetsUpdate()
{
bool isFinished = true;
var keys = bundleNodeDic.Keys;
foreach (var key in keys)
{
BundleNode node = bundleNodeDic[key];
if (!node.IsInUsing())
{
isFinished = false;
bundleNodeDic.Remove(key);
bundleNodePool.Release(node);
}
}
return(isFinished);
}
private float GetAsycBundleProgress(string bundlePath)
{
BundleNode bundleNode = bundleNodeDic[bundlePath];
float progress;
if (bundleNode.IsDone)
{
progress = 1.0f;
}
else if (bundleOperationDic.TryGetValue(bundlePath, out var operation))
{
progress = operation.Progress;
}
else
{
progress = 0.0f;
}
return(progress);
}
private void TryToReleaseBundleNode(string bundlePath)
{
if (!bundleNodeDic.TryGetValue(bundlePath, out var bundleNode))
{
return;
}
bundleNode.ReleaseRef();
if (!bundleNode.IsInUsing())
{
bundleNodeDic.Remove(bundlePath);
bundleNodePool.Release(bundleNode);
string[] dependBundlePaths = bundleDetailConfig.GetDependencies(bundlePath);
foreach (var dbp in dependBundlePaths)
{
BundleNode dependBundleNode = bundleNodeDic[dbp];
if (!dependBundleNode.IsInUsing())
{
bundleNodeDic.Remove(bundlePath);
bundleNodePool.Release(bundleNode);
}
}
}
}
internal void BindDepend(BundleNode node)
{
node.RetainRef();
depends.Add(node);
}