code: protected void initGL() {
  		Log.info("Starting display "+width+"x"+height);
  		GL.initDisplay(width, height);
  		
  		if (input == null) {
  			input = new Input(height);
  		}
  		input.init(height);
  		// no need to remove listeners?
  		//input.removeAllListeners();
  		if (game instanceof InputListener) {
  			input.removeListener((InputListener) game);
  			input.addListener((InputListener) game);
  		}
  
  		if (graphics != null) {
  			graphics.setDimensions(getWidth(), getHeight());
  		}
  		lastGame = game;
  	}
docs: Initialise the GL context