public void OnTrackableStateChanged( TrackableBehaviour.Status previousStatus, TrackableBehaviour.Status newStatus) { // Debug.Log(previousStatus.ToString() + " -> " + newStatus.ToString() + " ----------------"); bool prevVisible = Util.IsTrackableStatusVisible(previousStatus); bool newVisible = Util.IsTrackableStatusVisible(newStatus); if (newVisible) { // 현재 상태가 보임 가능 mainSystem.OnTrackableStateChanged(true); } else { mainSystem.OnTrackableStateChanged(false); } }