//异步加载
public IEnumerator doLoad()
{
status = E_LoadStatus.Loading;
AssetBundleCreateRequest req = AssetBundle.LoadFromFileAsync(resPath);
while (!req.isDone)
{
yield return(new WaitForEndOfFrame());
}
AssetMgr.add(new PackAsset(resName, resPath, req.assetBundle));
for (int i = 0; i < handler.Count; i++)
{
handler[i].Invoke(resName);
}
status = E_LoadStatus.Finish;
}