IEnumerator UpdateStillPositions(int inShotCount) { while (cueController == null || cueController.stillBallPositions == null || cueController.stillBallPocketed == null || !cueController.allIsSleeping) { yield return(null); } cueController.updateSlaveStillPositions(inShotCount); cueController.CheckForSnookerSelf(); cueController.EndOfShotHouseKeeping(); }