protected override void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
Complete();
return;
}
// assert (bundle == _bundle)
var assetBundle = _bundle.GetAssetBundle();
if (assetBundle != null)
{
if ((_hints & EAssetHints.Synchronized) == 0)
{
_bundle._LoadAsset(_LoadAsync(assetBundle));
}
else
{
_LoadSync(assetBundle);
}
}
else
{
Complete(); // failed
}
}
// open file stream (file must be listed in manifest)
private void OpenBundle(UBundle bundle)
{
var filename = bundle.name;
if (LoadBundleFile(bundle, _localPathRoot))
{
return;
}
// 无法打开现有文件, 下载新文件
bundle.AddRef();
AddDownloadTask(DownloadTask.Create(
bundle.name, bundle.checksum, bundle.size, bundle.priority,
_urls,
_localPathRoot,
-1,
10,
self =>
{
_tasks.Remove(self);
_runningTasks--;
Schedule();
if (!LoadBundleFile(bundle, _localPathRoot))
{
bundle.Load(null);
}
bundle.RemoveRef();
}));
}
// open file stream (file must be listed in manifest)
private void OpenBundle(UBundle bundle)
{
var filename = bundle.name;
if (LoadBundleFile(bundle, _localPathRoot))
{
return;
}
if (_streamingAssets != null && _streamingAssets.Contains(bundle.name, bundle.checksum, bundle.size))
{
bundle.AddRef();
JobScheduler.DispatchCoroutine(
_streamingAssets.LoadBundle(bundle.name, stream =>
{
if (stream != null)
{
bundle.Load(stream);
}
else
{
PrintLog($"read from streamingassets failed: {bundle.name}");
DownloadBundleFile(bundle);
}
bundle.RemoveRef();
})
);
return;
}
DownloadBundleFile(bundle);
}
private void OnDependedBundleLoaded(UBundle bundle)
{
if (_loaded && _IsDependenciesLoaded())
{
OnLoaded();
}
}
private void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
return;
}
Complete();
}
protected virtual void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
return;
}
Complete();
}
protected virtual void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
return;
}
// _bundle.ReadAllBytes(_assetPath);
Complete();
}
private bool LoadBundleFile(UBundle bundle, string localPathRoot)
{
var fullPath = Path.Combine(localPathRoot, bundle.name);
var fileStream = Utils.Helpers.GetBundleStream(fullPath, bundle.bundleInfo);
if (fileStream != null)
{
bundle.Load(fileStream); // 生命周期转由 UAssetBundleBundle 管理
return(true);
}
return(false);
}
private void OnDependedBundleLoaded(UBundle bundle)
{
if (_disposed)
{
return;
}
if (_loaded && _IsDependenciesLoaded())
{
OnLoaded();
}
}
private void DownloadBundleFile(UBundle bundle)
{
// 无法打开现有文件, 下载新文件
bundle.AddRef();
AddDownloadTask(DownloadTask.Create(bundle.bundleInfo, _urls, _localPathRoot, -1, 10, self =>
{
RemoveDownloadTask(self);
if (!LoadBundleFile(bundle, _localPathRoot))
{
bundle.Load(null);
}
bundle.RemoveRef();
}), true);
}
private bool LoadBundleFile(UBundle bundle)
{
var fullPath = Path.Combine(_localPathRoot, bundle.name);
var fileStream = Utils.Helpers.GetBundleStream(fullPath, bundle.bundleInfo);
if (fileStream != null)
{
// Stream 生命周期转由 UAssetBundleBundle 管理
bundle.Load(Utils.Helpers.GetDecryptStream(fileStream, bundle.bundleInfo, _password));
return(true);
}
return(false);
}
//TODO: hints
private UBundle GetBundle(Manifest.BundleInfo bundleInfo, EAssetHints hints)
{
if (_closed)
{
return(null);
}
UBundle bundle = null;
if (bundleInfo != null)
{
var bundleName = bundleInfo.name;
if (!_bundles.TryGetValue(bundleName, out bundle))
{
switch (bundleInfo.type)
{
case Manifest.BundleType.AssetBundle:
bundle = new UAssetBundleBundle(this, bundleInfo, hints);
break;
case Manifest.BundleType.ZipArchive:
bundle = new UZipArchiveBundle(this, bundleInfo);
break;
case Manifest.BundleType.FileList:
bundle = new UFileListBundle(this, bundleInfo);
break;
}
if (bundle != null)
{
_bundles.Add(bundleName, bundle);
_AddDependencies(bundle, hints, bundle.bundleInfo.dependencies);
// 第一次访问 UBundle 时进入此处逻辑, 但这之前可能已经使用 EnsureBundles 等方式发起文件下载
// 优先检查是否已经存在下载中的任务, 如果已经存在下载任务, 任务完成时将自动调用 UBundle.Load(stream)
var bundleJob = _FindDownloadJob(bundle.name);
if (bundleJob == null)
{
if (!LoadBundleFile(bundle))
{
DownloadBundleFile(bundle.bundleInfo, null);
}
}
}
}
}
return(bundle);
}
protected override void OnBundleLoaded(UBundle bundle)
{
// assert (bundle == _bundle)
var assetBundle = _bundle.GetAssetBundle();
if (assetBundle != null)
{
var request = assetBundle.LoadAssetAsync(_assetPath);
request.completed += OnAssetLoaded;
}
else
{
Complete(); // failed
}
}
private void _AddDependencies(UBundle bundle, EAssetHints hints, string[] dependencies)
{
if (dependencies != null)
{
for (int i = 0, size = dependencies.Length; i < size; i++)
{
var depBundleInfo = dependencies[i];
var depBundle = GetBundle(depBundleInfo, hints);
if (bundle.AddDependency(depBundle))
{
_AddDependencies(bundle, hints, depBundle.bundleInfo.dependencies);
}
}
}
}
private bool LoadBundleFile(UBundle bundle)
{
try
{
var fullPath = Path.Combine(_localPathRoot, bundle.name);
var fileStream = Utils.Helpers.GetBundleStream(fullPath, bundle.bundleInfo);
if (fileStream != null)
{
// Stream 生命周期转由 UAssetBundleBundle 管理
bundle.Load(Utils.Helpers.GetDecryptStream(fileStream, bundle.bundleInfo, _password));
return(true);
}
}
catch (Exception exception)
{
Debug.LogErrorFormat("LoadBundleFile({0}) exception\n{1}", bundle.name, exception);
}
return(false);
}
protected override void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
Complete();
return;
}
// assert (bundle == _bundle)
var assetBundle = _bundle.GetAssetBundle();
if (assetBundle != null)
{
_bundle._LoadAsset(_Load(assetBundle));
}
else
{
Complete(); // failed
}
}
private void OnRelease()
{
if (!_disposed)
{
_disposed = true;
GC.Collect();
var count = _bundles.Count;
if (count > 0)
{
var bundles = new UBundle[count];
_bundles.Values.CopyTo(bundles, 0);
for (var i = 0; i < count; i++)
{
var bundle = bundles[i];
// PrintLog($"关闭管理器, 强制释放资源包 {bundle.name}");
bundle.Release();
}
}
}
}
protected override void OnBundleLoaded(UBundle bundle)
{
if (_disposed)
{
Complete();
return;
}
// assert (bundle == _bundle)
var assetBundle = _bundle.GetAssetBundle();
if (assetBundle != null)
{
var request = _type != null?assetBundle.LoadAssetAsync(_assetPath, _type) : assetBundle.LoadAssetAsync(_assetPath);
request.completed += OnAssetLoaded;
}
else
{
Complete(); // failed
}
}
// 添加依赖资源包
public bool AddDependency(UBundle bundle)
{
if (bundle != this)
{
if (_denpendencies == null)
{
_denpendencies = new List <UBundle>();
}
else
{
if (_denpendencies.Contains(bundle))
{
return(false);
}
}
bundle.AddRef();
_denpendencies.Add(bundle);
bundle.completed += OnDependedBundleLoaded;
return(true);
}
return(false);
}
protected virtual void OnBundleLoaded(UBundle bundle)
{
// assert (bundle == _bundle)
Complete(); // failed
}
private void _OnClosing()
{
// 终止所有任务
_jobs.Clear();
_worker.Abort();
_idleWorker.Abort();
// while (_assetLoaders.Count > 1)
// {
// _assetLoaders.RemoveLast();
// }
//
// while (_bundleLoaders.Count > 1)
// {
// _bundleLoaders.RemoveLast();
// }
//
// // 等待加载中的资源完成
// while (_assetLoaders.Count == 1)
// {
// yield return null;
// }
//
// while (_bundleLoaders.Count == 1)
// {
// yield return null;
// }
_assetLoaders.Clear();
_bundleLoaders.Clear();
var assetCount = _assets.Count;
if (assetCount > 0)
{
var assets = new WeakReference[assetCount];
_assets.Values.CopyTo(assets, 0);
for (var i = 0; i < assetCount; i++)
{
var weak = assets[i];
if (weak.IsAlive)
{
var asset = weak.Target as UAsset;
asset?.Dispose();
}
}
_assets.Clear();
}
var bundleCount = _bundles.Count;
if (bundleCount > 0)
{
var bundles = new UBundle[bundleCount];
_bundles.Values.CopyTo(bundles, 0);
for (var i = 0; i < bundleCount; i++)
{
var bundle = bundles[i];
// PrintLog($"关闭管理器, 强制释放资源包 {bundle.name}");
bundle.Release();
}
_bundles.Clear();
}
}
protected void Unload(UBundle bundle)
{
_bundles.Remove(bundle.name);
// Debug.LogFormat("bundle unloaded: {0}", bundle.name);
}
protected void Unload(UBundle bundle)
{
_bundles.Remove(bundle.name);
PrintLog($"bundle unloaded: {bundle.name}");
}
protected virtual void OnBundleLoaded(UBundle bundle)
{
// _bundle.ReadAllBytes(_assetPath);
Complete();
}
protected virtual void OnBundleLoaded(UBundle bundle)
{
Complete();
}
private void OnBundleLoaded(UBundle bundle)
{
Complete();
}