public void Load(AssetLoadRequest req)
{
string url = req.url;
if (loaded.TryGetValue(url, out var info))
{
//已经加载完了
info.unusedFrame = 0;
req.assetHandle = new AssetHandle(info.asset, refMgr.GetOrCreateRef(info.asset));
req.Complete();
return;
}
var webReq = req.GetData <UnityWebRequest>("__webRequest");
if (webReq == null)
{
webReq = UnityWebRequest.Get(url);
}
var opt = webReq.SendWebRequest();
opt.completed += OnRequestCompelted;
if (loadingReqs.TryGetValue(url, out var reqs))
{
reqs.Add(req);
}
else
{
reqs = new List <AssetLoadRequest>();
reqs.Add(req);
loadingReqs[url] = reqs;
}
}
AssetHandle LoadAssetAtEditor(string assetPath, System.Type type)
{
string realPath = Path.HasExtension(assetPath) ? assetPath : GetRealPath(assetPath, type);
var asset = AssetDatabase.LoadAssetAtPath(realPath, type == null ? typeof(UnityEngine.Object) : type);
if (asset == null)
{
Debug.LogWarning("load failed:" + assetPath);
return(AssetHandle.invalid);
}
return(new AssetHandle(asset, editorAssetRefMagr.GetOrCreateRef(asset)));
}