internal AssetBundleData UF_LoadAssetBundleData(string bundleName, LoadAssetBundleOptions flag)
{
try
{
bundleName = UF_WrapBundleName(bundleName);
//检查BUFF中是否存在
var abd = UF_GetAssetBundleDataFromBuffer(bundleName);
if (abd != null)
{
return(abd);
}
abd = UF_LoadAssetBundleDataFromFile(bundleName, flag);
if (abd != null)
{
UF_AddBundleDataToBuffer(abd);
//检查依赖
UF_CheckDependenBundles(bundleName);
}
else
{
Debugger.UF_Error(string.Format("AssetBundleData[{0}] Load Failed", bundleName));
}
return(abd);
}
catch (System.Exception e)
{
Debugger.UF_Exception(e);
}
return(null);
}
private AssetBundleData UF_LoadAssetBundleDataFromFile(string bundleName, LoadAssetBundleOptions flag)
{
AssetBundleData abd = null;
//审核模式读取Raw中资源,并且需要resKey偏移
if (GlobalSettings.IsAppCheck && GlobalSettings.IsRawAsset)
{
//尝试加载替换资源
abd = UF_TryGetRebundleAsset(bundleName);
if (abd != null)
{
return(abd);
}
//
var afi = AssetDataBases.UF_GetAssetInfo(bundleName);
if (afi == null || string.IsNullOrEmpty(afi.path))
{
Debugger.UF_Error(string.Format("bundleName:[{0}] AssetDataBases.UF_GetAssetInfo failed", bundleName));
return(null);
}
//需要写入文件偏移
abd = AssetBundleData.UF_LoadFromStream(bundleName, afi.path, flag, GlobalSettings.EncBKey, GlobalSettings.ResBKey);
}
else
{
var afi = AssetDataBases.UF_GetAssetInfo(bundleName);
if (afi == null || string.IsNullOrEmpty(afi.path))
{
Debugger.UF_Error(string.Format("bundleName:[{0}] AssetDataBases.UF_GetAssetInfo failed", bundleName));
return(null);
}
//abd = AssetBundleData.LoadFromFile(bundleName, afi.path, flag);
//需要管理Stream随AssetBundle 的释放去释放，否则Strem并不会自己释放导致IO读写错误
abd = AssetBundleData.UF_LoadFromStream(bundleName, afi.path, flag, GlobalSettings.EncBKey, 0);
}
return(abd);
}
public static AssetBundleData UF_LoadFromFile(string bundleName, string path, LoadAssetBundleOptions flag)
{
try
{
AssetBundle ab = AssetBundle.LoadFromFile(path);
if (ab != null)
{
return(AssetBundleData.UF_Acquire(bundleName, ab, null, flag));
}
}
catch (System.Exception e)
{
Debugger.UF_Exception(e);
}
return(null);
}
public static AssetBundleData UF_LoadFromStream(string bundleName, string path, LoadAssetBundleOptions flag, int byteKey = 0, int byteofs = 0)
{
AssetBundleStream abstream = null;
try
{
if (!File.Exists(path))
{
Debugger.UF_Error(string.Format("File[{0}] not exist ,LoadFromStream failed", path));
return(null);
}
abstream = new AssetBundleStream(path, FileMode.Open, FileAccess.Read, byteKey, byteofs);
AssetBundle ab = AssetBundle.LoadFromStream(abstream);
if (ab != null)
{
return(AssetBundleData.UF_Acquire(bundleName, ab, abstream, flag));
}
}
catch (System.Exception e)
{
Debugger.UF_Exception(e);
}
if (abstream != null)
{
abstream.Close();
}
abstream.Dispose();
return(null);
}
//获取请求
static AssetBundleData UF_Acquire(string bundleName, AssetBundle ab, AssetBundleStream stream, LoadAssetBundleOptions flag)
{
AssetBundleData ret = null;
lock (s_DataPool)
{
ret = s_DataPool.Pop();
if (ret == null)
{
ret = new AssetBundleData();
}
}
ret.name = bundleName;
ret.assetbundle = ab;
ret.stream = stream;
ret.flag = flag;
ret.tick = 0;
ret.isDispose = false;
return(ret);
}