@Override
 public void cleanupState() {
   main.getTests().removeCtrlPanel(cPanel);
   if (obj1Node.getIsInScene()) obj1Node.removeFromParent();
   if (obj2Node.getIsInScene()) obj2Node.removeFromParent();
   if (obj3Node.getIsInScene()) obj3Node.removeFromParent();
   screen.removeElement(cursor);
   screen.setUse3DSceneSupport(false);
   main.getInputManager().removeRawInputListener(this);
 }