JFrame jf = new JFrame("Welcome");
JPanel panel = new JPanel();
panel.setLayout(new GridLayout(1, 1, 2, 2));
GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();
Canvas3D canvas3D = new Canvas3D(config);
canvas3D.setSize(360, 160);
SimpleUniverse universe = new SimpleUniverse(canvas3D);
BranchGroup group = new BranchGroup();
addObjects(group);
addLights(group);
universe.getViewingPlatform().setNominalViewingTransform();