Example usage for javax.media.j3d TransformGroup addChild

Introduction

In this page you can find the example usage for javax.media.j3d TransformGroup 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:SimpleSounds.java

/**
 * Build the view branch of the scene graph. In this case a key navigation
 * utility object is created and associated with the view transform so that
 * the view can be changed via the keyboard.
 * /*  w  w  w  . jav  a 2 s. co  m*/
 * @return BranchGroup that is the root of the view branch
 */
protected BranchGroup buildViewBranch(Canvas3D c) {
    BranchGroup viewBranch = new BranchGroup();
    Transform3D viewXfm = new Transform3D();
    viewXfm.set(new Vector3f(0.0f, 0.0f, 30.0f));
    TransformGroup viewXfmGroup = new TransformGroup(viewXfm);
    viewXfmGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    viewXfmGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    ViewPlatform myViewPlatform = new ViewPlatform();
    BoundingSphere movingBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    BoundingLeaf boundLeaf = new BoundingLeaf(movingBounds);
    PhysicalBody myBody = new PhysicalBody();
    PhysicalEnvironment myEnvironment = new PhysicalEnvironment();
    viewXfmGroup.addChild(myViewPlatform);
    viewBranch.addChild(viewXfmGroup);
    View myView = new View();
    myView.addCanvas3D(c);
    myView.attachViewPlatform(myViewPlatform);
    myView.setPhysicalBody(myBody);
    myView.setPhysicalEnvironment(myEnvironment);
    KeyNavigatorBehavior keyNav = new KeyNavigatorBehavior(viewXfmGroup);
    keyNav.setSchedulingBounds(movingBounds);
    viewBranch.addChild(keyNav);
    //Create a sounds mixer to use our sounds with
    //and initialise it
    JavaSoundMixer myMixer = new JavaSoundMixer(myEnvironment);
    myMixer.initialize();
    return viewBranch;
}

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From source file:PickText3DGeometry.java

public BranchGroup createSceneGraph(Canvas3D canvas) {
    Color3f eColor = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f sColor = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f objColor = new Color3f(0.6f, 0.6f, 0.6f);
    Color3f lColor1 = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f lColor2 = new Color3f(0.0f, 1.0f, 0.0f);
    Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f);
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f);

    Transform3D t;/*from w ww.  j a  v  a  2 s.  com*/

    // 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(0.4);
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // 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
    Background bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    objScale.addChild(bg);

    Material m = new Material(objColor, eColor, objColor, sColor, 100.0f);
    Appearance a = new Appearance();
    m.setLightingEnable(true);
    a.setMaterial(m);
    Font3D f3d = new Font3D(new Font("TestFont", Font.PLAIN, 1), new FontExtrusion());

    Text3D text3D = new Text3D(f3d, new String("TEXT3D"), new Point3f(-2.0f, 0.7f, 0.0f));
    text3D.setCapability(Geometry.ALLOW_INTERSECT);
    Shape3D s3D1 = new Shape3D();
    s3D1.setGeometry(text3D);
    s3D1.setAppearance(a);

    // Create a transform group node and initialize it to the
    // identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime.
    TransformGroup spinTg1 = new TransformGroup();
    spinTg1.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    spinTg1.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    spinTg1.setCapability(TransformGroup.ENABLE_PICK_REPORTING);

    spinTg1.addChild(s3D1);
    objScale.addChild(spinTg1);

    Text3D pick = new Text3D(f3d, new String("Pick me"), new Point3f(-2.0f, -0.7f, 0.0f));
    pick.setCapability(Geometry.ALLOW_INTERSECT);
    Shape3D s3D2 = new Shape3D();
    s3D2.setGeometry(pick);
    s3D2.setAppearance(a);

    // Create a transform group node and initialize it to the
    // identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime.
    TransformGroup spinTg2 = new TransformGroup();
    spinTg2.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    spinTg2.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    spinTg2.setCapability(TransformGroup.ENABLE_PICK_REPORTING);

    spinTg2.addChild(s3D2);
    objScale.addChild(spinTg2);

    // Create the transform group node for the each light and initialize
    // it to the identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime. Add them to the root
    // of the subgraph.

    // Create transformations for the positional lights
    t = new Transform3D();
    Vector3d lPos1 = new Vector3d(0.0, 0.0, 2.0);
    t.set(lPos1);
    TransformGroup l1Trans = new TransformGroup(t);
    l1Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    l1Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    l1Trans.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
    objScale.addChild(l1Trans);

    t = new Transform3D();
    Vector3d lPos2 = new Vector3d(0.5, 1.2, 2.0);
    t.set(lPos2);
    TransformGroup l2Trans = new TransformGroup(t);
    l2Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    l2Trans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    l2Trans.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
    objScale.addChild(l2Trans);

    // Create Geometry for point lights
    ColoringAttributes caL1 = new ColoringAttributes();
    ColoringAttributes caL2 = new ColoringAttributes();
    caL1.setColor(lColor1);
    caL2.setColor(lColor2);
    Appearance appL1 = new Appearance();
    Appearance appL2 = new Appearance();
    appL1.setColoringAttributes(caL1);
    appL2.setColoringAttributes(caL2);
    l1Trans.addChild(new Sphere(0.05f, Sphere.GENERATE_NORMALS | Sphere.ENABLE_GEOMETRY_PICKING, 15, appL1));
    l2Trans.addChild(new Sphere(0.05f, Sphere.GENERATE_NORMALS | Sphere.ENABLE_GEOMETRY_PICKING, 15, appL2));

    // Create lights
    AmbientLight aLgt = new AmbientLight(alColor);

    Light lgt1;
    Light lgt2;

    Point3f lPoint = new Point3f(0.0f, 0.0f, 0.0f);
    Point3f atten = new Point3f(1.0f, 0.0f, 0.0f);
    lgt1 = new PointLight(lColor1, lPoint, atten);
    lgt2 = new PointLight(lColor2, lPoint, atten);

    // Set the influencing bounds
    aLgt.setInfluencingBounds(bounds);
    lgt1.setInfluencingBounds(bounds);
    lgt2.setInfluencingBounds(bounds);

    // Add the lights into the scene graph
    objScale.addChild(aLgt);
    l1Trans.addChild(lgt1);
    l2Trans.addChild(lgt2);

    PickRotateBehavior behavior1 = new PickRotateBehavior(objRoot, canvas, bounds);
    behavior1.setMode(PickTool.GEOMETRY);
    behavior1.setTolerance(0.0f);
    objRoot.addChild(behavior1);

    PickZoomBehavior behavior2 = new PickZoomBehavior(objRoot, canvas, bounds);
    behavior2.setMode(PickTool.GEOMETRY);
    behavior2.setTolerance(0.0f);
    objRoot.addChild(behavior2);

    PickTranslateBehavior behavior3 = new PickTranslateBehavior(objRoot, canvas, bounds);
    behavior3.setMode(PickTool.GEOMETRY);
    behavior3.setTolerance(0.0f);
    objRoot.addChild(behavior3);

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

    return objRoot;
}

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From source file:SimpleGame.java

/**
 * Creates the duck. This loads the two duck geometries from the files
 * 'duck.obj' and 'deadduck.obj' and loads these into a switch. The access
 * rights to the switch are then set so we can write to this switch to swap
 * between the two duck models. It also creates a transform group and an
 * interpolator to move the duck.//  www  .j  ava 2 s . c o m
 * 
 * @return BranchGroup with content attached.
 */
protected BranchGroup buildDuck() {
    BranchGroup theDuck = new BranchGroup();
    duckSwitch = new Switch(0);
    duckSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE);

    ObjectFile f1 = new ObjectFile();
    ObjectFile f2 = new ObjectFile();
    Scene s1 = null;
    Scene s2 = null;
    try {
        s1 = f1.load("duck.obj");
        s2 = f2.load("deadduck.obj");
    } catch (Exception e) {
        System.exit(1);
    }

    TransformGroup duckRotXfmGrp = new TransformGroup();
    Transform3D duckRotXfm = new Transform3D();
    Matrix3d duckRotMat = new Matrix3d();
    duckRotMat.rotY(Math.PI / 2);
    duckRotXfm.set(duckRotMat, new Vector3d(0.0, 0.0, -30.0), 1.0);
    duckRotXfmGrp.setTransform(duckRotXfm);
    duckRotXfmGrp.addChild(duckSwitch);

    duckSwitch.addChild(s1.getSceneGroup());
    duckSwitch.addChild(s2.getSceneGroup());

    TransformGroup duckMovXfmGrp = new TransformGroup();
    duckMovXfmGrp.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    duckMovXfmGrp.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    duckMovXfmGrp.addChild(duckRotXfmGrp);

    duckAlpha = new Alpha(-1, 0, 0, 3000, 0, 0);
    Transform3D axis = new Transform3D();
    PositionInterpolator moveDuck = new PositionInterpolator(duckAlpha, duckMovXfmGrp, axis, -30.0f, 30.0f);
    moveDuck.setSchedulingBounds(bounds);
    theDuck.addChild(moveDuck);
    theDuck.addChild(duckMovXfmGrp);
    return theDuck;
}

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From source file:TextureImage.java

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

    // 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);
    objRoot.addChild(objTrans);/*  www .j ava2 s. c  o m*/

    // Create appearance object for textured cube
    Appearance app = new Appearance();
    Texture tex = new TextureLoader(texImage, this).getTexture();
    app.setTexture(tex);
    TextureAttributes texAttr = new TextureAttributes();
    texAttr.setTextureMode(TextureAttributes.MODULATE);
    app.setTextureAttributes(texAttr);

    // Create textured cube and add it to the scene graph.
    Box textureCube = new Box(0.4f, 0.4f, 0.4f, Box.GENERATE_TEXTURE_COORDS, app);
    objTrans.addChild(textureCube);

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into
    // the scene graph.
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0);

    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);
    rotator.setSchedulingBounds(bounds);
    objTrans.addChild(rotator);

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

    return objRoot;
}

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From source file:MultiTextureTest.java

public BranchGroup createSceneGraph() {
    // 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(0.4);/*from  w  w w  . jav a  2  s.c  o  m*/
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    TransformGroup objTrans = new TransformGroup();
    //write-enable for behaviors
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objTrans.setCapability(TransformGroup.ENABLE_PICK_REPORTING);
    objScale.addChild(objTrans);

    Appearance ap = new Appearance();

    // load textures
    TextureAttributes texAttr1 = new TextureAttributes();
    texAttr1.setTextureMode(TextureAttributes.DECAL);
    TextureAttributes texAttr2 = new TextureAttributes();
    texAttr2.setTextureMode(TextureAttributes.MODULATE);

    TextureLoader tex = new TextureLoader(stoneImage, new String("RGB"), this);
    if (tex == null)
        return null;
    stoneTex = tex.getTexture();

    tex = new TextureLoader(skyImage, new String("RGB"), this);
    if (tex == null)
        return null;
    skyTex = tex.getTexture();

    lightTex = createLightMap();

    textureUnitState[0] = new TextureUnitState(stoneTex, texAttr1, null);
    textureUnitState[0].setCapability(TextureUnitState.ALLOW_STATE_WRITE);

    textureUnitState[1] = new TextureUnitState(lightTex, texAttr2, null);
    textureUnitState[1].setCapability(TextureUnitState.ALLOW_STATE_WRITE);

    ap.setTextureUnitState(textureUnitState);

    //Create a Box
    Box BoxObj = new Box(1.5f, 1.5f, 0.8f, Box.GENERATE_NORMALS | Box.GENERATE_TEXTURE_COORDS, ap, 2);
    // add it to the scene graph.
    objTrans.addChild(BoxObj);

    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    //Shine it with two lights.
    Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f);
    Color3f lColor2 = new Color3f(0.2f, 0.2f, 0.1f);
    Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f);
    Vector3f lDir2 = new Vector3f(0.0f, 0.0f, -1.0f);
    DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1);
    DirectionalLight lgt2 = new DirectionalLight(lColor2, lDir2);
    lgt1.setInfluencingBounds(bounds);
    lgt2.setInfluencingBounds(bounds);
    objScale.addChild(lgt1);
    objScale.addChild(lgt2);

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

    return objRoot;
}

---

From source file:SphereMotion.java

public BranchGroup createSceneGraph(SimpleUniverse u) {
    Color3f eColor = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f sColor = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f objColor = new Color3f(0.6f, 0.6f, 0.6f);
    Color3f lColor1 = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f lColor2 = new Color3f(0.0f, 1.0f, 0.0f);
    Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f);
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f);

    Transform3D t;// www.j av a 2  s . c  o  m

    // 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(0.4);
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // 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
    Background bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    objScale.addChild(bg);

    // Create a Sphere object, generate one copy of the sphere,
    // and add it into the scene graph.
    Material m = new Material(objColor, eColor, objColor, sColor, 100.0f);
    Appearance a = new Appearance();
    m.setLightingEnable(true);
    a.setMaterial(m);
    Sphere sph = new Sphere(1.0f, Sphere.GENERATE_NORMALS, 80, a);
    objScale.addChild(sph);

    // Create the transform group node for the each light and initialize
    // it to the identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at runtime. Add them to the root
    // of the subgraph.
    TransformGroup l1RotTrans = new TransformGroup();
    l1RotTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objScale.addChild(l1RotTrans);

    TransformGroup l2RotTrans = new TransformGroup();
    l2RotTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objScale.addChild(l2RotTrans);

    // Create transformations for the positional lights
    t = new Transform3D();
    Vector3d lPos1 = new Vector3d(0.0, 0.0, 2.0);
    t.set(lPos1);
    TransformGroup l1Trans = new TransformGroup(t);
    l1RotTrans.addChild(l1Trans);

    t = new Transform3D();
    Vector3d lPos2 = new Vector3d(0.5, 0.8, 2.0);
    t.set(lPos2);
    TransformGroup l2Trans = new TransformGroup(t);
    l2RotTrans.addChild(l2Trans);

    // Create Geometry for point lights
    ColoringAttributes caL1 = new ColoringAttributes();
    ColoringAttributes caL2 = new ColoringAttributes();
    caL1.setColor(lColor1);
    caL2.setColor(lColor2);
    Appearance appL1 = new Appearance();
    Appearance appL2 = new Appearance();
    appL1.setColoringAttributes(caL1);
    appL2.setColoringAttributes(caL2);
    l1Trans.addChild(new Sphere(0.05f, appL1));
    l2Trans.addChild(new Sphere(0.05f, appL2));

    // Create lights
    AmbientLight aLgt = new AmbientLight(alColor);

    Light lgt1 = null;
    Light lgt2 = null;

    Point3f lPoint = new Point3f(0.0f, 0.0f, 0.0f);
    Point3f atten = new Point3f(1.0f, 0.0f, 0.0f);
    Vector3f lDirect1 = new Vector3f(lPos1);
    Vector3f lDirect2 = new Vector3f(lPos2);
    lDirect1.negate();
    lDirect2.negate();

    switch (lightType) {
    case DIRECTIONAL_LIGHT:
        lgt1 = new DirectionalLight(lColor1, lDirect1);
        lgt2 = new DirectionalLight(lColor2, lDirect2);
        break;
    case POINT_LIGHT:
        lgt1 = new PointLight(lColor1, lPoint, atten);
        lgt2 = new PointLight(lColor2, lPoint, atten);
        break;
    case SPOT_LIGHT:
        lgt1 = new SpotLight(lColor1, lPoint, atten, lDirect1, 25.0f * (float) Math.PI / 180.0f, 10.0f);
        lgt2 = new SpotLight(lColor2, lPoint, atten, lDirect2, 25.0f * (float) Math.PI / 180.0f, 10.0f);
        break;
    }

    // Set the influencing bounds
    aLgt.setInfluencingBounds(bounds);
    lgt1.setInfluencingBounds(bounds);
    lgt2.setInfluencingBounds(bounds);

    // Add the lights into the scene graph
    objScale.addChild(aLgt);
    l1Trans.addChild(lgt1);
    l2Trans.addChild(lgt2);

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into the
    // scene graph.
    Transform3D yAxis = new Transform3D();
    Alpha rotor1Alpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0);
    RotationInterpolator rotator1 = new RotationInterpolator(rotor1Alpha, l1RotTrans, yAxis, 0.0f,
            (float) Math.PI * 2.0f);
    rotator1.setSchedulingBounds(bounds);
    l1RotTrans.addChild(rotator1);

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into the
    // scene graph.
    Alpha rotor2Alpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 1000, 0, 0, 0, 0, 0);
    RotationInterpolator rotator2 = new RotationInterpolator(rotor2Alpha, l2RotTrans, yAxis, 0.0f, 0.0f);
    bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    rotator2.setSchedulingBounds(bounds);
    l2RotTrans.addChild(rotator2);

    // Create a position interpolator and attach it to the view
    // platform
    TransformGroup vpTrans = u.getViewingPlatform().getViewPlatformTransform();
    Transform3D axisOfTranslation = new Transform3D();
    Alpha transAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE, 0, 0, 5000, 0, 0, 5000,
            0, 0);
    axisOfTranslation.rotY(-Math.PI / 2.0);
    PositionInterpolator translator = new PositionInterpolator(transAlpha, vpTrans, axisOfTranslation, 2.0f,
            3.5f);
    translator.setSchedulingBounds(bounds);
    objScale.addChild(translator);

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

    return objRoot;
}

---

From source file:TickTockCollision.java

public BranchGroup createSceneGraph() {
    // 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(0.4);//from  w  ww .j a v a2 s . co m
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // Create a bounds for the background and behaviors
    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, 0.2f);
    Background bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    objScale.addChild(bg);

    // Create a pair of transform group nodes and initialize them to
    // identity. Enable the TRANSFORM_WRITE capability so that
    // our behaviors can modify them at runtime. Add them to the
    // root of the subgraph.
    TransformGroup objTrans1 = new TransformGroup();
    objTrans1.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objScale.addChild(objTrans1);

    TransformGroup objTrans2 = new TransformGroup();
    objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans1.addChild(objTrans2);

    // Create the positioning and scaling transform group node.
    Transform3D t = new Transform3D();
    t.set(0.3, new Vector3d(0.0, -1.5, 0.0));
    TransformGroup objTrans3 = new TransformGroup(t);
    objTrans2.addChild(objTrans3);

    // Create a simple shape leaf node, add it to the scene graph.
    objTrans3.addChild(new ColorCube());

    // Create a new Behavior object that will perform the desired
    // rotation on the specified transform object and add it into
    // the scene graph.
    Transform3D yAxis1 = new Transform3D();
    yAxis1.rotX(Math.PI / 2.0);
    Alpha tickTockAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE, 0, 0, 5000, 2500,
            200, 5000, 2500, 200);

    RotationInterpolator tickTock = new RotationInterpolator(tickTockAlpha, objTrans1, yAxis1,
            -(float) Math.PI / 2.0f, (float) Math.PI / 2.0f);
    tickTock.setSchedulingBounds(bounds);
    objTrans2.addChild(tickTock);

    // Create a new Behavior object that will perform the desired
    // rotation on the specified transform object and add it into
    // the scene graph.
    Transform3D yAxis2 = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0);

    RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objTrans2, yAxis2, 0.0f,
            (float) Math.PI * 2.0f);
    rotator.setSchedulingBounds(bounds);
    objTrans2.addChild(rotator);

    // Now create a pair of rectangular boxes, each with a collision
    // detection behavior attached. The behavior will highlight the
    // object when it is in a state of collision.

    Group box1 = createBox(0.3, new Vector3d(-1.3, 0.0, 0.0));
    Group box2 = createBox(0.3, new Vector3d(1.3, 0.0, 0.0));

    objScale.addChild(box1);
    objScale.addChild(box2);

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

    return objRoot;
}

---

From source file:TextureTest.java

protected BranchGroup createSceneBranchGroup() {
    BranchGroup objRoot = super.createSceneBranchGroup();

    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    // add an Interpolator to rotate the scene
    objTrans.addChild(createInterpolator(objTrans));

    // process the texture input files and add the geometry
    objTrans.addChild(createTextureGroup("ann.txt", -5, -5, -3, false));
    objTrans.addChild(createTextureGroup("daniel.txt", -5, 5, 3, false));
    objTrans.addChild(createTextureGroup("ann.txt", 5, 5, 3, false));
    objTrans.addChild(createTextureGroup("daniel.txt", 5, -5, -3, false));

    objRoot.addChild(objTrans);/*from   www .j  a va 2 s.c om*/

    return objRoot;
}

---

From source file:NodesTest.java

TransformGroup createLabel(String szText, double scale) {
    Color3f colorText = new Color3f();
    int nFontSizeText = 10;

    Text2D label3D = new Text2D(szText, colorText, "SansSerif", nFontSizeText, Font.PLAIN);

    TransformGroup tg = new TransformGroup();
    Transform3D t3d = new Transform3D();

    t3d.setTranslation(new Vector3d(-8, 0.5 * (1 - m_nLabelNumber), 0));

    t3d.setScale(scale);//from   w w  w .j a va  2  s  .co m

    tg.setTransform(t3d);
    tg.addChild(label3D);

    m_nLabelNumber++;

    return tg;
}

---

From source file:TextureTest.java

protected TransformGroup createTextureGroup(String szFile, double x, double y, double z, boolean bWireframe) {
    TransformGroup tg = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3d(x, y, z));
    tg.setTransform(t3d);/*from   w  w  w  .j  ava2 s.  c om*/

    Shape3D texShape = createTextureGeometry(szFile, bWireframe);

    if (texShape != null)
        tg.addChild(texShape);

    return tg;
}

---

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