/// <summary>
    /// 节约内存,别乱调用。
    /// </summary>
    /// <param name="res"></param>
    public static void SaveMemory(ResNode res)
    {
        if (!isOnRunTimeMode)
        {
            return;
        }
        if (ResNode.isNullOrEmpty(res))
        {
            return;
        }
        if (res.assetType != AssetType.Asset_Prefab)
        {
            return;
        }

        res.SaveMemory();
    }