}
public void startDemoMotion(Ship ship) {
motionPath = new ShipDemoMotion();
motionTrack = new ShipMotionTrack(ship, motionPath);
//motionTrack.setDirectionType(Direction.Path);
motionTrack.setDirectionType(Direction.PathAndRotation);
motionTrack.setRotation(new Quaternion().fromAngles(0, 0, 0));
motionTrack.setSpeed(0.5f);
motionTrack.setLoopMode(LoopMode.Loop);