@Override
		public void update ( GameContainer cont, int delta ) throws SlickException {
			//long st = System.nanoTime();
			
			if ( input == null ) {
				input = cont.getInput();
			}
			
			if ( input.isKeyPressed( Input.KEY_F12 ) ) {
				long millis = System.currentTimeMillis();
				String ssname = "/tmp/" + millis + ".png";
				
				Log.info( "Saving screenshot in '" + ssname + "'" );
				ImageOut.write( buffer, ImageOut.PNG, ssname );
			}

			game.update( cont, delta );
			
			//long nd = System.nanoTime();
			//updateNanos = nd - st;
		}