public void blinkparticle() {
        if (untouchable > 0) {
            if (blink > 15 && blink <= 30) {
                setImage(invin);
            }
            else if (blink >= 0 && blink <= 15) {
                setImage(empty);
            }
        }

        else if (untouchable == 0) {
            getWorld().removeObject(this);
        }
    }