/// <summary>
/// 异步加载场景
/// </summary>
public AssetOperationHandle LoadSceneAsync(string location, SceneInstanceParam instanceParam)
{
string sceneName = Path.GetFileName(location);
FileLoaderBase cacheLoader = AssetSystem.CreateLoader(location);
var handle = cacheLoader.LoadSceneAsync(sceneName, instanceParam);
return(handle);
}
/// <summary>
/// 强制回收所有资源
/// </summary>
public static void ForceUnloadAllAssets()
{
for (int i = 0; i < _loaders.Count; i++)
{
FileLoaderBase loader = _loaders[i];
loader.Destroy(false);
}
_loaders.Clear();
// 释放所有资源
Resources.UnloadUnusedAssets();
}
/// <summary>
/// 资源回收（卸载引用计数为零的资源）
/// </summary>
public static void UnloadUnusedAssets()
{
for (int i = _loaders.Count - 1; i >= 0; i--)
{
FileLoaderBase loader = _loaders[i];
if (loader.CanDestroy())
{
loader.Destroy(true);
_loaders.RemoveAt(i);
}
}
}
/// <summary>
/// 实时销毁场景
/// 注意：因为场景比较特殊，需要立刻回收
/// </summary>
private static void UpdateDestroyScene()
{
for (int i = _loaders.Count - 1; i >= 0; i--)
{
FileLoaderBase loader = _loaders[i];
if (loader.IsSceneLoader && loader.CanDestroy())
{
loader.Destroy(true);
_loaders.RemoveAt(i);
}
}
}
private AssetOperationHandle LoadSubAssetsInternal(string location, System.Type assetType, bool waitForAsyncComplete)
{
string assetName = Path.GetFileName(location);
FileLoaderBase cacheLoader = AssetSystem.CreateLoader(location);
var handle = cacheLoader.LoadSubAssetsAsync(assetName, assetType, waitForAsyncComplete);
if (waitForAsyncComplete)
{
cacheLoader.WaitForAsyncComplete();
}
return(handle);
}
/// <summary>
/// 从列表里获取加载器
/// </summary>
private static FileLoaderBase TryGetLoader(string bundleName)
{
FileLoaderBase loader = null;
for (int i = 0; i < _loaders.Count; i++)
{
FileLoaderBase temp = _loaders[i];
if (temp.BundleInfo.BundleName.Equals(bundleName))
{
loader = temp;
break;
}
}
return(loader);
}
internal static FileLoaderBase CreateLoaderInternal(AssetBundleInfo bundleInfo)
{
// 如果加载器已经存在
FileLoaderBase loader = TryGetLoader(bundleInfo.BundleName);
if (loader != null)
{
return(loader);
}
// 创建加载器
if (SimulationOnEditor)
{
loader = new AssetDatabaseLoader(bundleInfo);
}
else
{
loader = new AssetBundleLoader(bundleInfo);
}
// 新增下载需求
_loaders.Add(loader);
return(loader);
}
public AssetBundleProvider(FileLoaderBase owner, string assetName, System.Type assetType)
: base(owner, assetName, assetType)
{
_loader = owner as AssetBundleLoader;
}
public AssetSceneProvider(FileLoaderBase owner, string assetName, SceneInstanceParam param)
: base(owner, assetName, null)
{
_param = param;
}
public AssetDatabaseProvider(FileLoaderBase owner, string assetName, System.Type assetType)
: base(owner, assetName, assetType)
{
}