public void run(){
        running = true;

        boolean render = false;
        double firstTime = 0;
        double lastTime = System.nanoTime() / 1000000000.0;
        double delta = 0;
        double unprocessedTime = 0;

        double frameTime = 0;
        int frames = 0;
        int fps = 0;

        while(running){

            render = false;
            firstTime = System.nanoTime() / 1000000000.0;
            delta = firstTime - lastTime;
            lastTime = firstTime;

            unprocessedTime += delta;

            frameTime += delta;

            while(unprocessedTime >= UPDATE_LIMIT){
                unprocessedTime -= UPDATE_LIMIT;
                render = true;

                //Update the game
                update();

                if(frameTime > 1){
                    fps = frames;
                    frameTime = 0;
                    frames = 0;
                    System.out.println(fps);
                }
            }

            if(render){
                //Paint the game
                repaint();
                frames++;
            }else{
                try{
                    Thread.sleep(1);
                }catch(InterruptedException e){
                    e.printStackTrace();
                }
            }
        }
        dispose();
    }