Example usage for javax.media.j3d RotationInterpolator RotationInterpolator

List of usage examples for javax.media.j3d RotationInterpolator RotationInterpolator

Introduction

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

Prototype

public RotationInterpolator(Alpha alpha, TransformGroup target, Transform3D axisOfTransform, float minimumAngle,
        float maximumAngle) 

Source Link

Document

Constructs a new rotation interpolator that varies the target transform node's rotational component.

Usage

From source file:BoundsTest.java

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

    // do NOT auto compute bounds for this node
    objRoot.setBoundsAutoCompute(false);

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

    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);

    rotator.setSchedulingBounds(createApplicationBounds());
    objTrans.addChild(rotator);/*from   w w  w.j  a v  a 2  s .co m*/

    objTrans.addChild(createColorCubes());
    objTrans.addChild(createPoints());

    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:Text2DTest.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  . ja va 2 s. 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);

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

    TransformGroup textTranslationGroup;
    Transform3D textTranslation;
    float yPos = -.5f;
    Shape3D textObject = new Text2D("Rotating Yellow Text", new Color3f(1f, 1f, 0f), "Serif", 60, Font.BOLD);
    Appearance app = textObject.getAppearance();

    PolygonAttributes pa = app.getPolygonAttributes();
    if (pa == null)
        pa = new PolygonAttributes();
    pa.setCullFace(PolygonAttributes.CULL_NONE);
    if (app.getPolygonAttributes() == null)
        app.setPolygonAttributes(pa);
    objTrans.addChild(textObject);

    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(objTrans);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;

    /* Blue 40point text */
    textObject = new Text2D("Blue 40point Text", new Color3f(0f, 0f, 1f), "Serif", 40, Font.BOLD);
    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(textObject);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;

    /* Green italic text */
    textObject = new Text2D("Green Italic Text", new Color3f(0f, 1f, 0f), "Serif", 70, Font.ITALIC);
    textTranslation = new Transform3D();
    textTranslation.setTranslation(new Vector3f(0f, yPos, 0f));
    textTranslationGroup = new TransformGroup(textTranslation);
    textTranslationGroup.addChild(textObject);
    objScale.addChild(textTranslationGroup);
    yPos += .5f;

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

    return objRoot;
}

From source file:NodesTest.java

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

    double labelScale = 20;

    // create the top level Switch Node
    // we will use the Switch Node to switch the
    // other Nodes on and off.
    // 1: Switch//from   w ww. j a v a2  s .com
    Switch switchGroup = new Switch();
    switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE);
    switchGroup.addChild(createLabel("1. Switch Label", labelScale));

    // 2: BranchGroup
    BranchGroup branchGroup = new BranchGroup();
    branchGroup.addChild(createLabel("2. BranchGroup", labelScale));
    switchGroup.addChild(branchGroup);

    // 3: OrderedGroup,
    OrderedGroup orderedGroup = new OrderedGroup();
    orderedGroup.addChild(createLabel("3. OrderedGroup", labelScale));
    orderedGroup.addChild(createLabel("Child 1", labelScale));
    orderedGroup.addChild(createLabel("Child 2", labelScale));
    switchGroup.addChild(orderedGroup);

    // 4: SharedGroup,
    SharedGroup sharedGroup1 = new SharedGroup();
    sharedGroup1.addChild(createLabel("4. Shared Group 1", labelScale));
    switchGroup.addChild(new Link(sharedGroup1));

    // 5: Primitive,
    BranchGroup primitiveGroup = new BranchGroup();
    primitiveGroup.addChild(createLabel("5. Primitive", labelScale));
    primitiveGroup.addChild(new Sphere(2));
    switchGroup.addChild(primitiveGroup);

    // 6: TransformGroup
    TransformGroup transformGroup = new TransformGroup();
    transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    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, transformGroup, yAxis, 0.0f,
            (float) Math.PI * 2.0f);
    rotator.setSchedulingBounds(createApplicationBounds());
    transformGroup.addChild(rotator);

    transformGroup.addChild(new ColorCube(2));
    transformGroup.addChild(createLabel("6. TransformGroup", labelScale));
    switchGroup.addChild(transformGroup);

    // 7: add another copy of the shared group
    switchGroup.addChild(new Link(sharedGroup1));

    // create a SwitchValueInterpolator to
    // cycle through the child nodes in the Switch Node
    Alpha switchAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 10000, 0, 0, 0, 0, 0);

    SwitchValueInterpolator switchInterpolator = new SwitchValueInterpolator(switchAlpha, switchGroup);
    switchInterpolator.setSchedulingBounds(createApplicationBounds());
    switchInterpolator.setEnable(true);

    // WARNING: do not add the SwitchValueInterpolator to the Switch Node!
    objRoot.addChild(switchInterpolator);

    // finally add the Switch Node
    objRoot.addChild(switchGroup);

    return objRoot;
}

From source file:RasterTest.java

protected BranchGroup createSceneBranchGroup() {
    // create some simple geometry (a rotating ColorCube)
    // and a Shape3D object for the Raster containing the Image
    BranchGroup objRoot = super.createSceneBranchGroup();

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

    Transform3D yAxis = new Transform3D();
    yAxis.rotX(0.6);//from w w w.  j a  va  2  s .  co  m
    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);

    // wrap the Raster in a Shape3D
    Shape3D shape = new Shape3D(m_RenderRaster);

    objRoot.addChild(shape);
    objTrans.addChild(new ColorCube(1.0));

    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:LightTest.java

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

    // create the 4 lights - the actual creation
    // and UI managment is delegated to an object
    // that "shadows" (no pun intended) the functionality
    // of the particular light
    createLight(new AmbientLightObject(), objRoot);
    createLight(new PointLightObject(), objRoot);
    createLight(new DirectionalLightObject(), objRoot);
    createLight(new SpotLightObject(), objRoot);

    // rotate some of the spheres in the scene
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    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);
    rotator.setSchedulingBounds(getApplicationBounds());
    objTrans.addChild(rotator);//from   ww  w .j  av  a 2 s. co m

    // create a large sphere in the center of the
    // scene and the floor as staionary objects
    objRoot.addChild(createSphere(0, 0, 0, 2));
    objRoot.addChild(createFloor());

    // create a smaller sphere at the corners of a cube
    final int nCubeSize = 3;
    objTrans.addChild(createSphere(nCubeSize, nCubeSize, nCubeSize, 1));
    objTrans.addChild(createSphere(nCubeSize, nCubeSize, -nCubeSize, 1));
    objTrans.addChild(createSphere(nCubeSize, -nCubeSize, nCubeSize, 1));
    objTrans.addChild(createSphere(nCubeSize, -nCubeSize, -nCubeSize, 1));
    objTrans.addChild(createSphere(-nCubeSize, nCubeSize, nCubeSize, 1));
    objTrans.addChild(createSphere(-nCubeSize, nCubeSize, -nCubeSize, 1));
    objTrans.addChild(createSphere(-nCubeSize, -nCubeSize, nCubeSize, 1));
    objTrans.addChild(createSphere(-nCubeSize, -nCubeSize, -nCubeSize, 1));

    // add some small spheres here and there to
    // make things interesting
    objRoot.addChild(createSphere(-6, -6, 2, 1));
    objRoot.addChild(createSphere(8, -5, 3, 1));
    objRoot.addChild(createSphere(6, 7, -1, 1));
    objRoot.addChild(createSphere(-5, 6, -3.5f, 0.5f));

    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:TickTockPicking.java

public BranchGroup createSceneGraph(Canvas3D c) {
    // 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);// w ww. j  a  v a 2  s  .c  o 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);

    // 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);
    objScale.addChild(aLgt);
    objScale.addChild(lgt1);

    // 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, set it's appearance, and
    // add it to the scene graph.
    Shape3D shape = new Cube();
    Appearance a = new Appearance();
    Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f objColor = new Color3f(0.8f, 0.0f, 0.0f);
    a.setMaterial(new Material(objColor, black, objColor, white, 80.0f));
    shape.setAppearance(a);
    shape.setCapability(shape.ALLOW_APPEARANCE_READ);
    shape.setCapability(shape.ALLOW_APPEARANCE_WRITE);
    objTrans3.addChild(shape);

    // 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 the simple picking behavior
    PickHighlightBehavior pickBeh = new PickHighlightBehavior(c, objRoot, bounds);

    // 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) * 1.5;
        for (int j = 0; j < 3; j++) {
            double xpos = (double) (j - 1) * 1.5;
            objScale.addChild(createObject(app[i][j], 0.3, xpos, ypos));
        }
    }

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

    return objRoot;
}

From source file:GearTest.java

public BranchGroup createSceneGraph(int toothCount) {
    // 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  ava 2s  .  c  o  m*/
    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
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f);
    Background bgNode = new Background(bgColor);
    bgNode.setApplicationBounds(bounds);
    objScale.addChild(bgNode);

    // Set up the global lights
    Color3f light1Color = new Color3f(1.0f, 1.0f, 0.9f);
    Vector3f light1Direction = new Vector3f(4.0f, -7.0f, -12.0f);
    Color3f light2Color = new Color3f(0.3f, 0.3f, 0.4f);
    Vector3f light2Direction = new Vector3f(-6.0f, -2.0f, -1.0f);
    Color3f ambientColor = new Color3f(0.1f, 0.1f, 0.1f);

    AmbientLight ambientLightNode = new AmbientLight(ambientColor);
    ambientLightNode.setInfluencingBounds(bounds);
    objScale.addChild(ambientLightNode);

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

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

    // 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);
    objScale.addChild(objTrans);

    // Create an Appearance.
    Appearance look = new Appearance();
    Color3f objColor = new Color3f(0.5f, 0.5f, 0.6f);
    Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    look.setMaterial(new Material(objColor, black, objColor, white, 100.0f));

    // Create a gear, add it to the scene graph.
    //   SpurGear gear = new SpurGear(toothCount, 1.0f, 0.2f,
    SpurGear gear = new SpurGearThinBody(toothCount, 1.0f, 0.2f, 0.05f, 0.05f, 0.3f, 0.28f, look);
    objTrans.addChild(gear);

    // Create a new Behavior object that will rotate the object and
    // add it into the scene graph.
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 8000, 0, 0, 0, 0, 0);

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

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

    return objRoot;
}

From source file:ScenegraphTest.java

private TransformGroup addLimb(Group parentGroup, String szName, double radius, double length, double rotMin,
        double rotMax) {
    // create the rotator
    TransformGroup tgJoint = new TransformGroup();
    tgJoint.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    tgJoint.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    // add a rotator if necessary
    if (rotMin != rotMax) {
        Transform3D xAxis = new Transform3D();
        xAxis.rotX(Math.PI / 2.0);
        Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0);

        RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, tgJoint, xAxis, (float) rotMin,
                (float) rotMax);
        rotator.setSchedulingBounds(createApplicationBounds());
        tgJoint.addChild(rotator);//from   www.ja  v a 2 s.c  om
    }

    // create a cylinder using length and radius
    tgJoint.addChild(createLimb(radius, length));

    // create the joint (the *next* TG should
    // be offset by the length of this limb)
    TransformGroup tgOffset = new TransformGroup();

    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3d(0, length, 0));
    tgOffset.setTransform(t3d);

    tgJoint.addChild(tgOffset);
    parentGroup.addChild(tgJoint);

    // return the offset TG, so any child TG's will be added
    // in the correct position.
    return tgOffset;
}

From source file:BehaviorTest.java

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

    // create a TransformGroup to rotate the hand
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    // create a RotationInterpolator behavior to rotate the hand
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 4000, 0, 0, 0, 0, 0);

    m_RotationInterpolator = new RotationInterpolator(rotationAlpha, objTrans, yAxis, 0.0f,
            (float) Math.PI * 2.0f);
    m_RotationInterpolator.setSchedulingBounds(createApplicationBounds());
    objTrans.addChild(m_RotationInterpolator);

    // create an Appearance and Material
    Appearance app = new Appearance();

    TextureLoader tex = new TextureLoader("earth.jpg", this);
    app.setTexture(tex.getTexture());//w  ww.  j ava  2 s. c o m

    Sphere sphere = new Sphere(3, Primitive.GENERATE_NORMALS | Primitive.GENERATE_TEXTURE_COORDS, 32, app);

    // connect the scenegraph
    objTrans.addChild(sphere);
    objRoot.addChild(objTrans);

    m_FpsBehavior = new FpsBehavior();
    m_FpsBehavior.setSchedulingBounds(getApplicationBounds());
    objRoot.addChild(m_FpsBehavior);

    m_BoundsBehavior = new BoundsBehavior(sphere);
    m_BoundsBehavior.setSchedulingBounds(getApplicationBounds());
    m_BoundsBehavior.addBehaviorToParentGroup(objTrans);

    m_StretchBehavior = new StretchBehavior((GeometryArray) sphere.getShape().getGeometry());
    m_StretchBehavior.setSchedulingBounds(getApplicationBounds());
    objRoot.addChild(m_StretchBehavior);
    m_StretchBehavior.setEnable(false);

    m_SizeBehavior = new ObjectSizeBehavior((GeometryArray) sphere.getShape().getGeometry());
    m_SizeBehavior.setSchedulingBounds(getApplicationBounds());
    objRoot.addChild(m_SizeBehavior);
    m_SizeBehavior.setEnable(false);

    m_ExplodeBehavior = new ExplodeBehavior(sphere.getShape(), 10000, 20, this);
    m_ExplodeBehavior.setSchedulingBounds(getApplicationBounds());
    objRoot.addChild(m_ExplodeBehavior);

    return objRoot;
}

From source file:PolygonOffset.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);/*from   www  .ja va 2  s  .  co  m*/

    // Create a Sphere. We will display this as both wireframe and
    // solid to make a hidden line display
    // wireframe
    Appearance wireApp = new Appearance();

    ColoringAttributes wireCa = new ColoringAttributes();
    wireCa.setColor(black);
    wireApp.setColoringAttributes(wireCa);
    wirePa = new PolygonAttributes(PolygonAttributes.POLYGON_LINE, PolygonAttributes.CULL_BACK, 0.0f);
    wireApp.setPolygonAttributes(wirePa);
    Sphere outWireSphere = new Sphere(sphereRadius, 0, 15, wireApp);
    objTrans.addChild(outWireSphere);

    // solid
    ColoringAttributes outCa = new ColoringAttributes(red, ColoringAttributes.SHADE_FLAT);
    Appearance outSolid = new Appearance();
    outSolid.setColoringAttributes(outCa);
    solidPa = new PolygonAttributes(PolygonAttributes.POLYGON_FILL, PolygonAttributes.CULL_BACK, 0.0f);
    solidPa.setPolygonOffsetFactor(dynamicOffset);
    solidPa.setPolygonOffset(staticOffset);
    solidPa.setCapability(PolygonAttributes.ALLOW_OFFSET_WRITE);
    outSolid.setPolygonAttributes(solidPa);
    Sphere outSolidSphere = new Sphere(sphereRadius, 0, 15, outSolid);
    objTrans.addChild(outSolidSphere);

    innerTG = new TransformGroup();
    innerTG.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    scale = new Transform3D();
    updateInnerScale();
    objTrans.addChild(innerTG);

    // Create a smaller sphere to go inside. This sphere has a different
    // tesselation and color
    Sphere inWireSphere = new Sphere(sphereRadius, 0, 10, wireApp);
    innerTG.addChild(inWireSphere);

    // inside solid
    ColoringAttributes inCa = new ColoringAttributes(blue, ColoringAttributes.SHADE_FLAT);
    Appearance inSolid = new Appearance();
    inSolid.setColoringAttributes(inCa);
    inSolid.setPolygonAttributes(solidPa);
    Sphere inSolidSphere = new Sphere(sphereRadius, 0, 10, inSolid);
    innerTG.addChild(inSolidSphere);

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into
    // the scene graph.
    AxisAngle4f axisAngle = new AxisAngle4f(0.0f, 0.0f, 1.0f, -(float) Math.PI / 2.0f);
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 80000, 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);

    // set up a white background
    Background bgWhite = new Background(new Color3f(1.0f, 1.0f, 1.0f));
    bgWhite.setApplicationBounds(bounds);
    objTrans.addChild(bgWhite);

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

    return objRoot;
}