UObj RefAssetBundle(string filename)
{
UObj obj = lstRefAsset.Get(filename);
if (obj == null)
{
//TODO : 后期合成真实的本地路劲
string path = ResourceSetting.ConvertToABPath(filename);
///
/// WWW.LoadFromCacheOrDownload 这个方法建议大家以后不要再用了
/// 因为是异步方法，而且还占用内存。
///
AssetBundle asset = AssetBundle.CreateFromFile(path);
obj = asset.Load(filename);
//释放Compressed资源
asset.Unload(false);
//加入引用列表的同时，释放资源
releaseRes(lstRefAsset.Add(filename, obj));
}
return(obj);
}
IEnumerator AsyncAb(string filename, Action <UObj, string> finished)
{
yield return(null);
bool cached = false;
UObj obj = lstRefAsset.Get(filename);
cached = obj != null;
if (!cached)
{
//TODO : 后期合成真实的本地路劲
string path = ResourceSetting.ConvertToABPath(filename);
AssetBundle asset = AssetBundle.CreateFromFile(path);
AssetBundleRequest request = asset.LoadAsync(filename, typeof(UObj));
yield return(request);
//加入引用列表的同时，释放资源
releaseRes(lstRefAsset.Add(filename, request.asset));
obj = request.asset;
}
if (finished != null)
{
finished(obj, filename);
}
}
//异步加载Assetbundle上的东西
IEnumerator AsyncAb(string filename, Action <UObj, string> finished)
{
yield return(null);
bool cached = false;
AssetBundle asset = lstRefAsset.Get(filename);
cached = asset != null;
if (!cached)
{
//TODO : 后期合成真实的本地路劲
string path = ResourceSetting.ConvertToABPath(filename);
asset = AssetBundle.CreateFromFile(path);
/// add Reference if it does't exist
KeyValuePair <string, AssetBundle>[] toBeRm = lstRefAsset.Add(filename, asset);
if (toBeRm != null && toBeRm.Length > 0)
{
foreach (KeyValuePair <string, AssetBundle> rm in toBeRm)
{
bool useless = Usless.ContainsKey(rm.Key);
if (useless)
{
Usless.Remove(rm.Key);
rm.Value.Unload(true);
}
else
{
rm.Value.Unload(false);
}
}
}
toBeRm = null;
AssetBundleRequest request = asset.LoadAsync(filename, typeof(UObj));
yield return(request);
if (finished != null)
{
finished(request.asset, filename);
}
}
}
/// <summary>
/// 添加引用, 如果已经有引用的时候，则会放到最近使用的位置，所以最不可能被删除
/// </summary>
/// <param name="name">Name.</param>
protected override AssetBundle RefAsset(string filename)
{
bool cached = false;
AssetBundle asset = lstRefAsset.Get(filename);
cached = asset != null;
if (!cached)
{
//TODO : 后期合成真实的本地路劲
string path = ResourceSetting.ConvertToABPath(filename);
///
/// WWW.LoadFromCacheOrDownload 这个方法建议大家以后不要再用了
/// 因为是异步方法，而且还占用内存。
///
asset = AssetBundle.CreateFromFile(path);
/// add Reference if it does't exist
KeyValuePair <string, AssetBundle>[] toBeRm = lstRefAsset.Add(filename, asset);
if (toBeRm != null && toBeRm.Length > 0)
{
foreach (KeyValuePair <string, AssetBundle> rm in toBeRm)
{
bool useless = Usless.ContainsKey(rm.Key);
if (useless)
{
Usless.Remove(rm.Key);
rm.Value.Unload(true);
}
else
{
rm.Value.Unload(false);
}
}
}
toBeRm = null;
}
return(asset);
}