Mega Code Archive
HelloJava3Db renders a single, rotated cube
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/*
* @(#)HelloJava3Db.java 1.0 98/11/09 15:07:04
*
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import java.applet.Applet;
import java.awt.BorderLayout;
import java.awt.Frame;
import javax.media.j3d.BranchGroup;
import javax.media.j3d.Canvas3D;
import javax.media.j3d.Transform3D;
import javax.media.j3d.TransformGroup;
import com.sun.j3d.utils.applet.MainFrame;
import com.sun.j3d.utils.geometry.ColorCube;
import com.sun.j3d.utils.universe.SimpleUniverse;
// HelloJava3Db renders a single, rotated cube.
public class HelloJava3Db extends Applet {
public BranchGroup createSceneGraph() {
// Create the root of the branch graph
BranchGroup objRoot = new BranchGroup();
// rotate object has composited transformation matrix
Transform3D rotate = new Transform3D();
Transform3D tempRotate = new Transform3D();
rotate.rotX(Math.PI/4.0d);
tempRotate.rotY(Math.PI/5.0d);
rotate.mul(tempRotate);
TransformGroup objRotate = new TransformGroup(rotate);
objRoot.addChild(objRotate);
objRotate.addChild(new ColorCube(0.4));
// Let Java 3D perform optimizations on this scene graph.
objRoot.compile();
return objRoot;
} // end of CreateSceneGraph method of HelloJava3Db
// Create a simple scene and attach it to the virtual universe
public HelloJava3Db() {
setLayout(new BorderLayout());
Canvas3D canvas3D = new Canvas3D(null);
add("Center", canvas3D);
BranchGroup scene = createSceneGraph();
// SimpleUniverse is a Convenience Utility class
SimpleUniverse simpleU = new SimpleUniverse(canvas3D);
// This will move the ViewPlatform back a bit so the
// objects in the scene can be viewed.
simpleU.getViewingPlatform().setNominalViewingTransform();
simpleU.addBranchGraph(scene);
} // end of HelloJava3Db (constructor)
// The following allows this to be run as an application
// as well as an applet
public static void main(String[] args) {
Frame frame = new MainFrame(new HelloJava3Db(), 256, 256);
} // end of main (method of HelloJava3Db)
} // end of class HelloJava3Db
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