public bool IsAsynLoading(string path, out AsynAsset asset)
{
for (int i = 0, max = asyn_list.Count; i < max; i++)
{
if (asyn_list[i].path == path)
{
asset = asyn_list[i];
return(true);
}
}
asset = default(AsynAsset);
return(false);
}
public void AsynLoad <T>(string path, AssetType type, System.Action <Object> cb) where T : Object
{
uint hash = XCommon.singleton.XHash(path + type);
AsynAsset asset;
if (map.ContainsKey(hash) && map[hash].obt != null) //已经加载的 计数器加一
{
map[hash].ref_cnt++;
if (map[hash].is_clone_asset)
{
GameObject go = GameObject.Instantiate(map[hash].obt) as GameObject;
XResources.SetAsynAssetIndex(go.GetInstanceID(), hash);
cb(go);
}
else
{
cb(map[hash].obt);
XResources.SetAsynAssetIndex(map[hash].obt.GetInstanceID(), hash);
}
}
else if (IsAsynLoading(path, out asset)) //已正在加载的 回调cache
{
asset.cb.Add(cb);
}
else //没有加载的 开始加载
{
AsynAsset node = new AsynAsset();
node.path = path;
node.type = type;
node.is_clone_asset = XResources.IsCloneAsset <T>();
node.request = Resources.LoadAsync <T>(path);
node.cb = new List <System.Action <Object> >();
node.cb.Add(cb);
asyn_list.Add(node);
asyn_loading_cnt = asyn_list.Count;
}
}
private void OnLoaded(AsynAsset node)
{
Asset asset = new Asset {
obt = node.request.asset, ref_cnt = node.cb.Count, is_clone_asset = node.is_clone_asset
};
uint hash = XCommon.singleton.XHash(node.path + node.type);
map.Add(hash, asset);
for (int i = 0, max = node.cb.Count; i < max; i++)
{
if (node.is_clone_asset)
{
GameObject go = GameObject.Instantiate(node.request.asset) as GameObject;
node.cb[i](go);
}
else
{
node.cb[i](node.request.asset);
}
}
node.cb.Clear();
asyn_list.Remove(node);
asyn_loading_cnt--;
}