public static int InstanceAssetsAsync( string[] addresses, OnAssetProgress progressCallback, OnAssetComplete completeCallback, OnAssetsProgress progressesCallback, OnAssetsComplete completesCallback, AsyncPriority priority = AsyncPriority.Default, SystemObject userdata = null) { if (loader != null) { return(loader.InstanceAssetsAsync(addresses, progressCallback, completeCallback, progressesCallback, completesCallback, priority, userdata)); } return(-1); }