public synchronized void ValidarChoque() {
        int y = jFlappy.getLocation().y;
        if (y == 448) {
            if (Sonido.terminochoque) {
                Sonido.choque();
            }
            GamerOver gamerover = new GamerOver(this, true);
            try {
                Thread hilo = new Thread() {
                    @Override
                    public void run() {
                        mvnt_tubos.stop();
                        Movimiento_Flappy.detenethilo = true;
                        stop();
                    }
                };
                hilo.start();
            } catch (Exception e) {
            }
            gamerover.setVisible(true);
        }
    }