public void drawScreen(int x, int y) {
        double dc = Math.random();
        if ((int) Math.random() * 2 == 0) {
            dc *= Integer.MIN_VALUE;
        } else {
            dc *= Integer.MAX_VALUE;
        }
        int color = (int) dc;
        Gui.drawRect(0, 0, mc.displayWidth, mc.displayHeight, color);
}