box.setRandomColors();
final Random rand = new Random(1337);
for (int x = 0; x < 8; x++) {
for (int y = 0; y < 8; y++) {
final Mesh sm = box.makeCopy(true);
sm.setTranslation(500 + rand.nextDouble() * 300 - 150, 20 + rand.nextDouble() * 5.0,
500 + rand.nextDouble() * 300 - 150);
occluders.attachChild(sm);
}