Ejemplo n.º 1
0
  public ObjectViewer(URL url) {
    setLayout(new BorderLayout());
    Canvas3D canvas3D = new Canvas3D(SimpleUniverse.getPreferredConfiguration());
    add("Center", canvas3D);

    BoundingSphere bounds = new BoundingSphere(new Point3d(), 1000);
    BranchGroup root = new BranchGroup();
    BranchGroup scene = createSceneGraph(url);
    scene.setBoundsAutoCompute(true);
    System.out.println(scene.getBounds());
    BoundingSphere sceneBounds = new BoundingSphere(scene.getBounds());

    SimpleUniverse univ = new SimpleUniverse(canvas3D);
    ViewingPlatform view = univ.getViewingPlatform();
    view.setNominalViewingTransform();

    Transform3D t = new Transform3D();
    TransformGroup viewTransform = view.getViewPlatformTransform();

    t.set(new Vector3d(0, 0, 3 * sceneBounds.getRadius()));
    viewTransform.setTransform(t);

    BranchGroup lights = new BranchGroup();
    Light light = new AmbientLight();
    light.setInfluencingBounds(bounds);
    lights.addChild(light);
    light = new DirectionalLight();
    light.setInfluencingBounds(bounds);
    lights.addChild(light);
    root.addChild(lights);

    TransformGroup tg = new TransformGroup();
    tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    tg.addChild(scene);

    root.addChild(tg);

    MouseRotate mouse = new MouseRotate();
    mouse.setTransformGroup(tg);
    mouse.setSchedulingBounds(bounds);
    root.addChild(mouse);

    MouseZoom mousezoom = new MouseZoom();
    mousezoom.setTransformGroup(tg);
    mousezoom.setSchedulingBounds(bounds);
    root.addChild(mousezoom);

    Background background = new Background(1, 1, 1);
    background.setApplicationBounds(bounds);
    root.addChild(background);

    root.compile();

    univ.addBranchGraph(root);
  }
  private TransformGroup makeText(Vector3d vertex, String text)
        // Create a Text2D object at the specified vertex
      {
    Text2D message = new Text2D(text, white, "SansSerif", 36, Font.BOLD);
    // 36 point bold Sans Serif

    TransformGroup tg = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setTranslation(vertex);
    tg.setTransform(t3d);
    tg.addChild(message);
    return tg;
  } // end of getTG()
Ejemplo n.º 3
0
  /** Setup the basic scene which consists of a quad and a viewpoint */
  private void setupSceneGraph() {
    // View group

    Viewpoint vp = new Viewpoint();

    Vector3f trans = new Vector3f(0, 0, 1);

    Matrix4f mat = new Matrix4f();
    mat.setIdentity();
    mat.setTranslation(trans);

    TransformGroup tx = new TransformGroup();
    tx.addChild(vp);
    tx.setTransform(mat);

    Group scene_root = new Group();
    scene_root.addChild(tx);

    // Flat panel that has the viewable object as the demo
    float[] coord = {0, 0, -1, 0.25f, 0, -1, 0, 0.25f, -1};
    float[] normal = {0, 0, 1, 0, 0, 1, 0, 0, 1};

    TriangleArray geom = new TriangleArray();
    geom.setValidVertexCount(3);
    geom.setVertices(TriangleArray.COORDINATE_3, coord);
    geom.setNormals(normal);

    Material material = new Material();
    material.setDiffuseColor(new float[] {0, 0, 1});
    material.setEmissiveColor(new float[] {0, 0, 1});
    material.setSpecularColor(new float[] {1, 1, 1});
    material.setTransparency(0.5f);

    Appearance app = new Appearance();
    app.setMaterial(material);

    Shape3D shape = new Shape3D();
    shape.setGeometry(geom);
    shape.setAppearance(app);

    TransformGroup tg = new TransformGroup();
    Matrix4f transform = new Matrix4f();
    transform.setIdentity();
    transform.setTranslation(new Vector3f(0.15f, 0, -1));
    tg.setTransform(transform);

    Shape3D backShape = new Shape3D();
    Material material2 = new Material();
    material2.setDiffuseColor(new float[] {1, 0, 0});
    material2.setEmissiveColor(new float[] {1, 0, 0});
    material2.setSpecularColor(new float[] {1, 1, 1});

    Appearance app2 = new Appearance();
    app2.setMaterial(material2);
    backShape.setGeometry(geom);
    backShape.setAppearance(app2);
    tg.addChild(backShape);

    scene_root.addChild(tg);
    scene_root.addChild(shape);

    SimpleScene scene = new SimpleScene();
    scene.setRenderedGeometry(scene_root);
    scene.setActiveView(vp);

    // Then the basic layer and viewport at the top:
    SimpleViewport view = new SimpleViewport();
    view.setDimensions(0, 0, 500, 500);
    view.setScene(scene);

    SimpleLayer layer = new SimpleLayer();
    layer.setViewport(view);

    Layer[] layers = {layer};
    displayManager.setLayers(layers, 1);
  }