final int height = 512;
final AtlasPacker packer = new AtlasPacker(width, height);
final Random rand = new Random();
for (int i = 0; i < 2000; i++) {
final AtlasNode node = packer.insert(rand.nextInt(100) + 10, rand.nextInt(100) + 10);
}
final JFrame frame = new JFrame("Pack");
frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
final JPanel panel = new AtlasPainter(packer);