import java.applet.Applet;
import java.awt.*;
import com.sun.j3d.utils.geometry.ColorCube;
import com.sun.j3d.utils.universe.SimpleUniverse;
import javax.media.j3d.*;
import javax.vecmath.*;

public class Taust1 extends Applet {
  public Taust1() {
    setLayout(new BorderLayout());
    Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
    add(c, BorderLayout.CENTER);
    BranchGroup juur = new BranchGroup();
    juur.addChild(new ColorCube(0.5));
    Background taust=new Background(new Color3f(Color.yellow)); //kollane taust
    taust.setApplicationBounds(new BoundingSphere(new Point3d(), 1000));
    juur.addChild(taust);
    juur.compile();

    SimpleUniverse u = new SimpleUniverse(c);
    u.getViewingPlatform().setNominalViewingTransform();
    u.addBranchGraph(juur);
  }

  public static void main(String[] args) {
      Frame f=new Frame("Taustaga kuup");
      f.add(new Taust1());
      f.setSize(300, 300);
      f.setVisible(true);
  }
}