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 Kuup3a2 extends Applet {
  public Kuup3a2() {
	setLayout(new BorderLayout());
	Canvas3D c = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
	add(c, BorderLayout.CENTER);

	BranchGroup juur = new BranchGroup();
	TransformGroup tg1=new TransformGroup();
   tg1.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
   Transform3D suund=new Transform3D();
   suund.rotZ(Math.PI/2); //keerab ümber z-telje
   Alpha a=new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE , 
      0, 2000, 2000, 2000, 0, 2000, 2000, 0);
	PositionInterpolator liigutaja1= new PositionInterpolator(a, tg1, suund, -0.6f, 0.5f);
   liigutaja1.setSchedulingBounds(new BoundingSphere());
	juur.addChild(tg1);
   tg1.addChild(liigutaja1);
   tg1.addChild(new ColorCube(0.2));
   juur.compile();

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

    public static void main(String[] args) {
      Frame f=new Frame("Liikuv kuup");
      f.add(new Kuup3a2());
      f.setSize(300, 300);
      f.setVisible(true);
    }
}