Example usage for javax.media.j3d BranchGroup addChild

Introduction

In this page you can find the example usage for javax.media.j3d BranchGroup addChild.

Prototype

public void addChild(Node child) 

Source Link

Document

Appends the specified child node to this group node's list of children.

Usage

From source file:SimpleSwitch.java

/**
 * Add some lights so that we can illuminate the scene. This adds one
 * ambient light to bring up the overall lighting level and one directional
 * shape to show the shape of the objects in the scene.
 * /* w w  w . j  a  v a  2 s .c om*/
 * @param b
 *            BranchGroup that the lights are to be added to.
 */
protected void addLights(BranchGroup b) {
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    Color3f lightColour1 = new Color3f(1.0f, 1.0f, 1.0f);
    Vector3f lightDir1 = new Vector3f(0.0f, -1.0f, 0.0f);
    Color3f lightColour2 = new Color3f(1.0f, 1.0f, 1.0f);
    Vector3f lightDir2 = new Vector3f(0.0f, 1.0f, 0.0f);
    DirectionalLight light1 = new DirectionalLight(lightColour1, lightDir1);
    light1.setInfluencingBounds(bounds);
    DirectionalLight light2 = new DirectionalLight(lightColour2, lightDir2);
    light2.setInfluencingBounds(bounds);
    b.addChild(light1);
    b.addChild(light2);
}

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From source file:LineTypes.java

BranchGroup createSceneGraph() {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

    // Create a TransformGroup to scale the scene down by 3.5x
    // TODO: move view platform instead of scene using orbit behavior
    TransformGroup objScale = new TransformGroup();
    Transform3D scaleTrans = new Transform3D();
    //scaleTrans.set(1 / 3.5f); // scale down by 3.5x
    objScale.setTransform(scaleTrans);/*from  www  .  ja  va  2 s.  com*/
    objRoot.addChild(objScale);

    // Create a TransformGroup and initialize it to the
    // identity. Enable the TRANSFORM_WRITE capability so that
    // the mouse behaviors code can modify it at runtime. Add it to the
    // root of the subgraph.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objScale.addChild(objTrans);

    // Add the primitives to the scene
    objTrans.addChild(createLineTypes());

    BoundingSphere bounds = new BoundingSphere(new Point3d(), 100.0);

    Background bg = new Background(new Color3f(1.0f, 1.0f, 1.0f));
    bg.setApplicationBounds(bounds);
    objTrans.addChild(bg);

    // set up the mouse rotation behavior
    MouseRotate mr = new MouseRotate();
    mr.setTransformGroup(objTrans);
    mr.setSchedulingBounds(bounds);
    mr.setFactor(0.007);
    objTrans.addChild(mr);

    // Set up the ambient light
    Color3f ambientColor = new Color3f(0.1f, 0.1f, 0.1f);
    AmbientLight ambientLightNode = new AmbientLight(ambientColor);
    ambientLightNode.setInfluencingBounds(bounds);
    objRoot.addChild(ambientLightNode);

    // Set up the directional lights
    Color3f light1Color = new Color3f(1.0f, 1.0f, 1.0f);
    Vector3f light1Direction = new Vector3f(0.0f, -0.2f, -1.0f);

    DirectionalLight light1 = new DirectionalLight(light1Color, light1Direction);
    light1.setInfluencingBounds(bounds);
    objRoot.addChild(light1);

    return objRoot;
}

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From source file:cgview.java

public BranchGroup createSceneGraph(CompressedGeometry cg) {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

    // Create a Transformgroup to scale all objects so they
    // appear in the scene.
    TransformGroup objScale = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setScale(0.7);//from w w  w.ja v a 2s. c  o  m
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // Create the transform group node and initialize it to the
    // identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime. Add it to the
    // root of the subgraph.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objScale.addChild(objTrans);

    // Add compressed geometry to the scene graph.
    CompressedGeometryHeader hdr = new CompressedGeometryHeader();
    cg.getCompressedGeometryHeader(hdr);

    // There isn't really enough information in the compressed geometry
    // header to unamiguously determine the proper rendering attributes.
    // The bufferDataPresent field specifies whether or not normals are
    // bundled with vertices, but the compressed buffer can still contain
    // normals that should be lit. Assume that any surface geometry
    // should be lit and that lines and points should not unless the
    // header contains the NORMAL_IN_BUFFER bit.
    Material m = new Material();
    if ((hdr.bufferType == hdr.TRIANGLE_BUFFER) || ((hdr.bufferDataPresent & hdr.NORMAL_IN_BUFFER) == 1))
        m.setLightingEnable(true);
    else
        m.setLightingEnable(false);

    Appearance a = new Appearance();
    a.setMaterial(m);

    objTrans.addChild(new Shape3D(cg, a));

    // Create mouse behavior scheduling bounds.
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    // Set up the background
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.5f);
    Background bgNode = new Background(bgColor);
    bgNode.setApplicationBounds(bounds);
    objRoot.addChild(bgNode);

    // Set up the ambient light
    Color3f ambientColor = new Color3f(0.1f, 0.1f, 0.1f);
    AmbientLight ambientLightNode = new AmbientLight(ambientColor);
    ambientLightNode.setInfluencingBounds(bounds);
    objRoot.addChild(ambientLightNode);

    // Set up the directional lights
    Color3f light1Color = new Color3f(1.0f, 1.0f, 0.9f);
    Vector3f light1Direction = new Vector3f(1.0f, 1.0f, 1.0f);
    Color3f light2Color = new Color3f(1.0f, 1.0f, 0.9f);
    Vector3f light2Direction = new Vector3f(-1.0f, -1.0f, -0.9f);

    DirectionalLight light1 = new DirectionalLight(light1Color, light1Direction);
    light1.setInfluencingBounds(bounds);
    objRoot.addChild(light1);

    DirectionalLight light2 = new DirectionalLight(light2Color, light2Direction);
    light2.setInfluencingBounds(bounds);
    objRoot.addChild(light2);

    return objRoot;
}

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From source file:IntersectTest.java

public void init() {
    setLayout(new BorderLayout());

    GraphicsConfiguration config = SimpleUniverse.getPreferredConfiguration();

    Canvas3D c = new Canvas3D(config);
    add("Center", c);

    // Create a simple scene and attach it to the virtual universe
    BranchGroup scene = createSceneGraph();
    u = new SimpleUniverse(c);

    // Add picking behavior
    IntersectInfoBehavior behavior = new IntersectInfoBehavior(c, scene, 0.05f);
    behavior.setSchedulingBounds(bounds);
    scene.addChild(behavior);

    TransformGroup vpTrans = u.getViewingPlatform().getViewPlatformTransform();

    KeyNavigatorBehavior keybehavior = new KeyNavigatorBehavior(vpTrans);
    keybehavior.setSchedulingBounds(bounds);
    scene.addChild(keybehavior);//from  ww w. ja  v a2 s . c o  m
    scene.setCapability(Group.ALLOW_CHILDREN_EXTEND);
    scene.compile();
    u.addBranchGraph(scene);

    View view = u.getViewer().getView();
    view.setBackClipDistance(100000);

}

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From source file:HiResCoordTest.java

public void initJava3d() {
    super.initJava3d();

    // create a second locale for the earth and attach it to the universe
    Locale locale = createLocaleEarth(m_Universe);

    BranchGroup sceneBranchGroup = createSceneBranchGroupEarth();
    sceneBranchGroup.addChild(createBackground());

    m_ViewPlatformArray[1] = createViewPlatform();
    BranchGroup viewBranchGroup = createViewBranchGroup(getViewTransformGroupArray(1), m_ViewPlatformArray[1]);

    //      getJ3dTree().recursiveApplyCapability(sceneBranchGroup);
    //   getJ3dTree().recursiveApplyCapability(viewBranchGroup);

    locale.addBranchGraph(sceneBranchGroup);
    addViewBranchGroup(locale, viewBranchGroup);

    // create a third locale for the house on earth and attach it to the
    // universe//from w  w w  .jav a 2s . co  m
    locale = createLocaleHouse(m_Universe);

    sceneBranchGroup = createSceneBranchGroupHouse();
    sceneBranchGroup.addChild(createBackground());

    m_ViewPlatformArray[2] = createViewPlatform();
    viewBranchGroup = createViewBranchGroup(getViewTransformGroupArray(2), m_ViewPlatformArray[2]);

    //      getJ3dTree().recursiveApplyCapability(sceneBranchGroup);
    //   getJ3dTree().recursiveApplyCapability(viewBranchGroup);

    locale.addBranchGraph(sceneBranchGroup);
    addViewBranchGroup(locale, viewBranchGroup);

    onDoneInit();
}

---

From source file:FPSCounterDemo.java

 BranchGroup createSceneGraph() {
   // Create the root of the branch graph
   BranchGroup objRoot = new BranchGroup();

   // Create the TransformGroup node and initialize it to the
   // identity. Enable the TRANSFORM_WRITE capability so that
   // our behavior code can modify it at run time. Add it to
   // the root of the subgraph.
   TransformGroup objTrans = new TransformGroup();
   objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
   objRoot.addChild(objTrans);

   // Create a simple Shape3D node; add it to the scene graph.
   objTrans.addChild(new ColorCube(0.4));

   // Create a new Behavior object that will perform the
   // desired operation on the specified transform and add
   // it into the scene graph.
   Transform3D yAxis = new Transform3D();
   Alpha rotationAlpha = new Alpha(-1, 4000);

   RotationInterpolator rotator = new RotationInterpolator(rotationAlpha,
         objTrans, yAxis, 0.0f, (float) Math.PI * 2.0f);
   BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0),
         100.0);//  w  w  w  .j  a  va2s .  c om
   rotator.setSchedulingBounds(bounds);
   objRoot.addChild(rotator);

   // Create the Framecounter behavior
   fpsCounter.setSchedulingBounds(bounds);
   objRoot.addChild(fpsCounter);

   return objRoot;
}

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From source file:TexBug.java

BranchGroup createSceneGraph() {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

    // Add the primitives to the scene
    setupAppearance();// w ww .  jav a 2s  .co m
    setupScene();
    objRoot.addChild(scene);

    return objRoot;
}

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From source file:AppearanceTest.java

private BranchGroup createSceneGraph() {
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();

    // Create a bounds for the background and lights
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    // Set up the background
    TextureLoader bgTexture = new TextureLoader(bgImage, this);
    Background bg = new Background(bgTexture.getImage());
    bg.setApplicationBounds(bounds);//from  ww w . ja v a2  s  .  c  o  m
    objRoot.addChild(bg);

    // Set up the global lights
    Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f);
    Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f);
    Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f);

    AmbientLight aLgt = new AmbientLight(alColor);
    aLgt.setInfluencingBounds(bounds);
    DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1);
    lgt1.setInfluencingBounds(bounds);
    objRoot.addChild(aLgt);
    objRoot.addChild(lgt1);

    // Create a bunch of objects with a behavior and add them
    // into the scene graph.

    int row, col;
    Appearance[][] app = new Appearance[3][3];

    for (row = 0; row < 3; row++)
        for (col = 0; col < 3; col++)
            app[row][col] = createAppearance(row * 3 + col);

    for (int i = 0; i < 3; i++) {
        double ypos = (double) (i - 1) * 0.6;
        for (int j = 0; j < 3; j++) {
            double xpos = (double) (j - 1) * 0.6;
            objRoot.addChild(createObject(app[i][j], 0.12, xpos, ypos));
        }
    }

    // Let Java 3D perform optimizations on this scene graph.
    objRoot.compile();

    return objRoot;
}

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From source file:SimpleDirLight.java

/**
 * This creates some lights and adds them to the BranchGroup.
 * //  w w  w  .j  ava 2 s . c  o  m
 * @param b
 *            BranchGroup that the lights are added to.
 */
protected void addLights(BranchGroup b) {
    // Create a bounds for the lights
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    //Set up the ambient light
    Color3f ambientColour = new Color3f(0.2f, 0.2f, 0.2f);
    AmbientLight ambientLight = new AmbientLight(ambientColour);
    ambientLight.setInfluencingBounds(bounds);
    //Set up the directional light
    Color3f lightColour = new Color3f(1.0f, 1.0f, 1.0f);
    Vector3f lightDir = new Vector3f(-1.0f, -1.0f, -1.0f);
    DirectionalLight light = new DirectionalLight(lightColour, lightDir);
    light.setInfluencingBounds(bounds);
    //Add the lights to the BranchGroup
    b.addChild(ambientLight);
    b.addChild(light);
}

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From source file:MixedTest.java

public void initJava3d() {
    //   m_Java3dTree = new com.tornadolabs.j3dtree.Java3dTree();
    m_Universe = createVirtualUniverse();

    Locale locale = createLocale(m_Universe);

    BranchGroup sceneBranchGroup = createSceneBranchGroup();

    ViewPlatform vp = createViewPlatform();
    BranchGroup viewBranchGroup = createViewBranchGroup(getViewTransformGroupArray(), vp);

    createView(vp);// w  w w . j  a  v  a 2 s.  co  m

    Background background = createBackground();

    if (background != null)
        sceneBranchGroup.addChild(background);

    //      m_Java3dTree.recursiveApplyCapability(sceneBranchGroup);
    //   m_Java3dTree.recursiveApplyCapability(viewBranchGroup);

    locale.addBranchGraph(sceneBranchGroup);
    addViewBranchGroup(locale, viewBranchGroup);

    onDoneInit();
}

---

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