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Stereo Cube

//Copyright 1999 Resplendent Technology Ltd. greg@resplendent.com import java.applet.Applet; import java.awt.FlowLayout; import java.awt.GraphicsConfiguration; import javax.media.j3d.BoundingSphere; import javax.media.j3d.BranchGroup; import javax.media.j3d.Canvas3D; import javax.media.j3d.PhysicalBody; import javax.media.j3d.Transform3D; import javax.media.j3d.TransformGroup; import javax.media.j3d.View; import javax.vecmath.Point3d; import com.sun.j3d.utils.applet.MainFrame; import com.sun.j3d.utils.behaviors.keyboard.KeyNavigatorBehavior; import com.sun.j3d.utils.behaviors.mouse.MouseRotate; import com.sun.j3d.utils.behaviors.mouse.MouseTranslate; import com.sun.j3d.utils.geometry.ColorCube; import com.sun.j3d.utils.universe.SimpleUniverse; public class StereoCube extends Applet {     Canvas3D c1 = new Canvas3D(SimpleUniverse.getPreferredConfiguration());     Canvas3D c2 = new Canvas3D(SimpleUniverse.getPreferredConfiguration());     static MainFrame mf;     private SimpleUniverse u = null;     private BranchGroup scene = null;     public void init() {         setLayout(new FlowLayout());         GraphicsConfiguration config =            SimpleUniverse.getPreferredConfiguration();                  c1.setSize(180, 180);         c1.setMonoscopicViewPolicy(View.LEFT_EYE_VIEW);         add(c1);                  c2.setSize(180, 180);         c2.setMonoscopicViewPolicy(View.RIGHT_EYE_VIEW);         add(c2);         // Create a simple scene and attach it to the virtual universe         scene = createSceneGraph(0);         u = new SimpleUniverse(c1);         View view0 = u.getViewer().getView();         View view = new View();         PhysicalBody myBod = view0.getPhysicalBody();         myBod.setLeftEyePosition(new Point3d(-.006,0.0, 0.0)); // default is(-0.033, 0.0, 0.0)         myBod.setRightEyePosition(new Point3d(+.006,0.0, 0.0));         view.setPhysicalBody(myBod);         view.setPhysicalEnvironment(view0.getPhysicalEnvironment());         view.attachViewPlatform(u.getViewingPlatform().getViewPlatform());         view.addCanvas3D(c2);         // This will move the ViewPlatform back a bit so the         // objects in the scene can be viewed.         u.getViewingPlatform().setNominalViewingTransform();         u.addBranchGraph(scene);     }     public BranchGroup createSceneGraph(int i) {         // Create the root of the branch graph         BranchGroup objRoot = new BranchGroup();         TransformGroup objTrans = new TransformGroup();         objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);         Transform3D t = new Transform3D();       TransformGroup tg = new TransformGroup(t);       tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);       tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);       objTrans.addChild(tg);         tg.addChild(new ColorCube(0.4));         MouseRotate behavior = new MouseRotate();       BoundingSphere bounds =           new BoundingSphere(new Point3d(0.0,0.0,0.0), 100.0);                    behavior.setTransformGroup(tg);       objTrans.addChild(behavior);         // Create the translate behavior node       MouseTranslate behavior3 = new MouseTranslate();       behavior3.setTransformGroup(tg);       objTrans.addChild(behavior3);       behavior3.setSchedulingBounds(bounds);              KeyNavigatorBehavior keyNavBeh = new KeyNavigatorBehavior(tg);     keyNavBeh.setSchedulingBounds(new BoundingSphere(       new Point3d(),1000.0));     objTrans.addChild(keyNavBeh);            behavior.setSchedulingBounds(bounds);         objRoot.addChild(objTrans);         return objRoot;     }          public StereoCube() {     }     public void destroy() {         u.removeAllLocales();     }     public void setSize(int width, int height) {         System.out.println("setsize " + width +"," +height);         super.setSize(width, height);         int minDimension = Math.min(width/2, height);         c1.setSize((minDimension - 20),(minDimension - 20));          c2.setSize((minDimension - 20),(minDimension - 20));          if (mf != null) {             mf.appletResize(width, height);         }         validate();     }     public static void main(String[] args) {         mf = new MainFrame(new StereoCube(), 400, 200);     } }