public UnityObject LoadAssetSync(string address)
{
string assetPath = assetDetailConfig.GetPathByAddress(address);
AssetNode assetNode = GetAssetNodeSync(assetPath);
return(assetNode.GetAsset());
}
public UnityObject InstanceAssetSync(string address)
{
string assetPath = assetDetailConfig.GetPathByAddress(address);
AssetNode assetNode = GetAssetNodeSync(assetPath);
return(assetNode.CreateInstance());
}
protected override void OnCreateAssetNodeAsync(AssetNode assetNode)
{
string bundlePath = assetDetailConfig.GetBundleByPath(assetNode.Path);
BundleNode bundleNode = GetAsyncBundleNode(bundlePath);
bundleNode.RetainRef();
}
private float GetAsyncAssetProgress(string assetPath)
{
AssetNode assetNode = assetNodeDic[assetPath];
if (assetNode.IsLoaded())
{
return(1.0f);
}
if (!assetNode.IsLoading())
{
return(0.0f);
}
string bundlePath = assetDetailConfig.GetBundleByPath(assetPath);
float progress = GetAsycBundleProgress(bundlePath);
int progressCount = 1;
string[] dependBundlePaths = bundleDetailConfig.GetDependencies(bundlePath);
if (dependBundlePaths != null && dependBundlePaths.Length > 0)
{
progressCount += dependBundlePaths.Length;
foreach (var dbp in dependBundlePaths)
{
progress += GetAsycBundleProgress(dbp);
}
}
if (assetOperationDic.TryGetValue(assetPath, out var loadAsyncOperation))
{
progress += loadAsyncOperation.Progress;
}
progressCount += 1;
return(progress / progressCount);
}
protected override void OnCreateAssetNodeSync(AssetNode assetNode)
{
string assetPath = assetNode.Path;
var bundlePath = assetDetailConfig.GetBundleByPath(assetPath);
var bundleNode = bundleNodeDic[bundlePath];
bundleNode.RetainRef();
}
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;
}
}
}
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
{
if (!operationLDic.TryGetValue(assetPath, out var assetOperation))
{
assetOperation = assetOperationPool.Get();
assetOperation.DoInitilize(assetPath);
assetOperation.OnOperationComplete = OnAssetLoadCompleted;
operationLDic.Add(assetPath, assetOperation);
}
request.SetProgress(i, assetOperation.Progress);
}
}
if (result.IsDone())
{
if (request.isInstance)
{
request.state = RequestState.InstanceFinished;
}
else
{
request.state = RequestState.LoadFinished;
}
}
}
public void UnloadUnusedAssets()
{
var keys = assetNodeDic.Keys;
foreach (var key in keys)
{
AssetNode node = assetNodeDic[key];
if (!node.IsInUsing())
{
OnReleaseAssetNode(node);
assetNodeDic.Remove(key);
assetNodePool.Release(node);
}
}
}
protected override void OnReleaseAssetNode(AssetNode assetNode)
{
}
protected override void OnCreateAssetNodeSync(AssetNode assetNode)
{
}
protected abstract void OnReleaseAssetNode(AssetNode assetNode);
protected abstract void OnCreateAssetNodeAsync(AssetNode assetNode);
public void DoUdpate(float deltaTime, float unscaleDeltaTime)
{
if (State == LoaderState.Initializing)
{
if (OnInitializeUpdate(deltaTime))
{
if (State == LoaderState.Initialized)
{
State = LoaderState.Running;
initializedCallback?.Invoke(true);
}
else
{
initializedCallback?.Invoke(false);
}
}
return;
}
if (State != LoaderState.Running)
{
return;
}
if (operationLDic.Count > 0 && operationCount < OperationMaxCount)
{
int diffCount = OperationMaxCount - operationCount;
for (int i = 0; i < operationLDic.Count; i++)
{
if (!operationLDic[i].IsRunning)
{
operationLDic[i].DoStart();
diffCount--;
}
if (diffCount <= 0)
{
break;
}
}
}
for (int i = runningRequestList.Count - 1; i >= 0; --i)
{
AsyncRequest request = runningRequestList[i];
if (request.state == RequestState.Instancing || request.state == RequestState.Loading)
{
OnAsyncRequestUpdate(request);
}
if (request.state == RequestState.WaitingForInstance)
{
request.state = RequestState.Instancing;
}
else if (request.state == RequestState.LoadFinished && request.isInstance)
{
request.state = RequestState.WaitingForInstance;
}
else if ((request.state == RequestState.LoadFinished && !request.isInstance) ||
(request.state == RequestState.InstanceFinished && request.isInstance))
{
OnAsyncRequestEnd(request);
requestDic.Remove(request.id);
runningRequestList.RemoveAt(i);
resultDic.Remove(request.id);
resultPool.Release(request.result);
requestPool.Release(request);
}
}
while (waitingRequestQueue.Count > 0 && (operationCount < OperationMaxCount))
{
AsyncRequest request = waitingRequestQueue.Dequeue();
request.state = RequestState.Loading;
string[] assetPaths = request.paths;
for (int i = 0; i < assetPaths.Length; i++)
{
string assetPath = assetPaths[i];
AssetNode assetNode = GetAssetNodeAsync(assetPath);
assetNode.RetainRef();
}
OnAsyncRequestStart(request);
runningRequestList.Add(request);
}
if (unloadOperation != null)
{
if (unloadOperation.isDone)
{
if (OnUnloadAssetsUpdate())
{
unloadFinishedCallbacks.Clear();
unloadOperation = null;
}
}
}
}
protected override void OnReleaseAssetNode(AssetNode assetNode)
{
string bundlePath = assetDetailConfig.GetBundleByPath(assetNode.Path);
TryToReleaseBundleNode(bundlePath);
}
