Example usage for javax.media.j3d TransformGroup addChild

List of usage examples 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:SpotLightApp.java

public SpotLightApp() {
    BoundingSphere bound1 = new BoundingSphere(new Point3d(0.0, 0.9, 0.0), 0.5);
    BoundingSphere bound2 = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 0.5);
    BoundingSphere bound3 = new BoundingSphere(new Point3d(0.0, -0.9, 0.0), 0.5);

    Vector3f direction = new Vector3f(0.0f, 0.0f, -1.0f);

    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f red = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f green = new Color3f(0.0f, 1.0f, 0.0f);
    Color3f blue = new Color3f(0.0f, 0.0f, 1.0f);

    BranchGroup scene = new BranchGroup();

    final int X = 101, Y = 102;
    final float dx = 0.01f, dy = -0.01f;
    final float epx = dx / 2.0f, epy = dy / 2.0f;
    final float top = 0.5f, left = -0.5f;
    final float right = left + dx * (X - 1);
    final float bottom = top + dy * (Y - 1);

    IndexedQuadArray qa = new IndexedQuadArray(X * Y, QuadArray.COORDINATES | QuadArray.NORMALS,
            (X - 1) * (Y - 1) * 4);/*from  ww  w  . ja  v  a2 s. co m*/

    float x, y;
    int i = 0;
    System.out.print("set " + X * Y + " coordiantes.....  ");
    for (y = top; y >= bottom - epx; y += dy)
        for (x = left; x <= right + epx; x += dx)
            qa.setCoordinate(i++, new Point3f(x, y, 0.0f));

    System.out.println(i + " coordiantes done");
    int row, col;
    i = 0;
    Vector3f n = new Vector3f(0.0f, 0.0f, 1.0f);

    System.out.print("set " + (X - 1) * (Y - 1) * 4 + " coordinate indices.....  ");
    for (row = 0; row < (Y - 1); row++) {
        for (col = 0; col < (X - 1); col++) {
            qa.setNormal(row * X + col, n);
            qa.setCoordinateIndex(i++, row * X + col);
            qa.setCoordinateIndex(i++, (row + 1) * X + col);
            qa.setCoordinateIndex(i++, (row + 1) * X + col + 1);
            qa.setCoordinateIndex(i++, row * X + col + 1);
        }
        qa.setNormal(row * X + col + 1, n);
    }
    System.out.println(i + " coordinate indices done");

    for (col = 0; col < (X - 1); col++) {
        qa.setNormal(X * (Y - 1) + 1 + col, n);
    }
    System.out.println("coordinate normals done");

    Appearance qAppear = createMatAppear(blue, white, 5.0f);
    Shape3D plane = new Shape3D(qa, qAppear);

    Transform3D translate = new Transform3D();
    translate.set(new Vector3f(-0.5f, 0.5f, 0.0f));
    TransformGroup tg1 = new TransformGroup(translate);
    scene.addChild(tg1);
    Shape3D plane1 = new Shape3D(qa, qAppear);
    plane1.setBounds(bound1);
    tg1.addChild(plane1);

    translate.set(new Vector3f(0.5f, 0.5f, 0.0f));
    TransformGroup tg2 = new TransformGroup(translate);
    scene.addChild(tg2);
    Shape3D plane2 = new Shape3D(qa, qAppear);
    plane2.setBounds(bound1);
    tg2.addChild(plane2);

    translate.set(new Vector3f(-0.5f, -0.5f, 0.0f));
    TransformGroup tg3 = new TransformGroup(translate);
    scene.addChild(tg3);
    Shape3D plane3 = new Shape3D(qa, qAppear);
    plane3.setBounds(bound3);
    tg3.addChild(plane3);

    translate.set(new Vector3f(0.5f, -0.5f, 0.0f));
    TransformGroup tg4 = new TransformGroup(translate);
    scene.addChild(tg4);
    Shape3D plane4 = new Shape3D(qa, qAppear);
    plane4.setBounds(bound3);
    tg4.addChild(plane4);

    AmbientLight lightA = new AmbientLight();
    lightA.setInfluencingBounds(new BoundingSphere());
    scene.addChild(lightA);

    scene.addChild(newSpotLight(bound1, new Point3f(-0.7f, 0.7f, 0.5f), 0.1f, 5.0f));
    scene.addChild(newSpotLight(bound1, new Point3f(0.0f, 0.7f, 0.5f), 0.1f, 50.0f));
    scene.addChild(newSpotLight(bound1, new Point3f(0.7f, 0.7f, 0.5f), 0.1f, 100.0f));
    scene.addChild(newSpotLight(bound2, new Point3f(-0.7f, 0.0f, 0.5f), 0.3f, 5.0f));
    scene.addChild(newSpotLight(bound2, new Point3f(0.0f, 0.0f, 0.5f), 0.3f, 50.0f));
    scene.addChild(newSpotLight(bound2, new Point3f(0.7f, 0.0f, 0.5f), 0.3f, 100.0f));
    scene.addChild(newSpotLight(bound3, new Point3f(-0.7f, -0.7f, 0.5f), 0.5f, 5.0f));
    scene.addChild(newSpotLight(bound3, new Point3f(0.0f, -0.7f, 0.5f), 0.5f, 50.0f));
    scene.addChild(newSpotLight(bound3, new Point3f(0.7f, -0.7f, 0.5f), 0.5f, 100.0f));

    Background background = new Background();
    background.setApplicationBounds(new BoundingSphere());
    background.setColor(1.0f, 1.0f, 1.0f);
    scene.addChild(background);

    scene.compile();

    setLayout(new BorderLayout());
    Canvas3D c = new Canvas3D(null);
    add("Center", c);

    SimpleUniverse u = new SimpleUniverse(c);

    // This will move the ViewPlatform back a bit so the
    // objects in the scene can be viewed.
    u.getViewingPlatform().setNominalViewingTransform();

    u.addBranchGraph(scene);
}

From source file:SimpleMorph.java

/**
 * Build the content branch for the scene graph
 * //from  w w  w . j av  a  2  s .c  o m
 * @return BranchGroup that is the root of the content
 */
protected BranchGroup buildContentBranch() {
    //Create the appearance object
    Appearance app = new Appearance();
    Color3f ambientColour = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f diffuseColour = new Color3f(1.0f, 0.0f, 0.0f);
    float shininess = 20.0f;
    app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess));
    //Make the cube key shape
    IndexedQuadArray indexedCube = new IndexedQuadArray(8,
            IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24);
    Point3f[] cubeCoordinates = { new Point3f(1.0f, 1.0f, 1.0f), new Point3f(-1.0f, 1.0f, 1.0f),
            new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(1.0f, 1.0f, -1.0f),
            new Point3f(-1.0f, 1.0f, -1.0f), new Point3f(-1.0f, -1.0f, -1.0f),
            new Point3f(1.0f, -1.0f, -1.0f) };
    Vector3f[] cubeNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f),
            new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f),
            new Vector3f(0.0f, -1.0f, 0.0f) };
    int cubeCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 };
    int cubeNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 };
    indexedCube.setCoordinates(0, cubeCoordinates);
    indexedCube.setNormals(0, cubeNormals);
    indexedCube.setCoordinateIndices(0, cubeCoordIndices);
    indexedCube.setNormalIndices(0, cubeNormalIndices);
    //Make the pyramid key shape. Although this needs
    //only five vertices to create the desired shape, we
    //need to use six vertices so that it has the same
    //number as the cube.
    IndexedQuadArray indexedPyramid = new IndexedQuadArray(8,
            IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24);
    Point3f[] pyramidCoordinates = { new Point3f(0.0f, 1.0f, 0.0f), new Point3f(0.0f, 1.0f, 0.0f),
            new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(0.0f, 1.0f, 0.0f),
            new Point3f(0.0f, 1.0f, 0.0f), new Point3f(-1.0f, -1.0f, -1.0f), new Point3f(1.0f, -1.0f, -1.0f) };
    Vector3f[] pyramidNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f),
            new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f),
            new Vector3f(0.0f, -1.0f, 0.0f) };
    int pyramidCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 };
    int pyramidNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 };
    indexedPyramid.setCoordinates(0, pyramidCoordinates);
    indexedPyramid.setNormals(0, pyramidNormals);
    indexedPyramid.setCoordinateIndices(0, pyramidCoordIndices);
    indexedPyramid.setNormalIndices(0, pyramidNormalIndices);
    //Set the contents of the array to the two shapes
    GeometryArray[] theShapes = new GeometryArray[2];
    theShapes[0] = indexedCube;
    theShapes[1] = indexedPyramid;
    BranchGroup contentBranch = new BranchGroup();
    //Create a transform to rotate the shape slightly
    Transform3D rotateCube = new Transform3D();
    rotateCube.set(new AxisAngle4d(1.0, 1.0, 0.0, Math.PI / 4.0));
    TransformGroup rotationGroup = new TransformGroup(rotateCube);
    contentBranch.addChild(rotationGroup);
    addLights(contentBranch);
    //Call the function to build the morph
    rotationGroup.addChild(createMorph(theShapes, app));
    return contentBranch;
}

From source file:TickTockCollision.java

private Group createBox(double scale, Vector3d pos) {
    // Create a transform group node to scale and position the object.
    Transform3D t = new Transform3D();
    t.set(scale, pos);//from   www . jav  a 2s.c om
    TransformGroup objTrans = new TransformGroup(t);

    // Create a simple shape leaf node and add it to the scene graph
    Shape3D shape = new Box(0.5, 5.0, 1.0);
    objTrans.addChild(shape);

    // Create a new ColoringAttributes object for the shape's
    // appearance and make it writable at runtime.
    Appearance app = shape.getAppearance();
    ColoringAttributes ca = new ColoringAttributes();
    ca.setColor(0.6f, 0.3f, 0.0f);
    app.setCapability(app.ALLOW_COLORING_ATTRIBUTES_WRITE);
    app.setColoringAttributes(ca);

    // Create a new Behavior object that will perform the collision
    // detection on the specified object, and add it into
    // the scene graph.
    CollisionDetector cd = new CollisionDetector(shape);
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    cd.setSchedulingBounds(bounds);

    // Add the behavior to the scene graph
    objTrans.addChild(cd);

    return objTrans;
}

From source file:SimpleCombine.java

/**
 * This function builds the view branch of the scene graph. It creates a
 * branch group and then creates the necessary view elements to give a
 * useful view of our content.//ww w.  j  a v a  2  s .  co m
 * 
 * @param c
 *            Canvas3D that will display the view
 * @return BranchGroup that is the root of the view elements
 */
protected BranchGroup buildViewBranch(Canvas3D c) {
    BranchGroup viewBranch = new BranchGroup();
    Transform3D viewXfm = new Transform3D();
    viewXfm.set(new Vector3f(0.0f, 0.0f, 7.0f));
    TransformGroup viewXfmGroup = new TransformGroup(viewXfm);
    ViewPlatform myViewPlatform = new ViewPlatform();
    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);
    return viewBranch;
}

From source file:SimpleWorld.java

/**
 * This function builds the view branch of the scene graph. It creates a
 * branch group and then creates the necessary view elements to give a
 * useful view of our content.//from w  ww.  j a  va2s . c o  m
 * 
 * @param c
 *            Canvas3D that will display the view
 * @return BranchGroup that is the root of the view elements
 */
protected BranchGroup buildViewBranch(Canvas3D c) {
    //This is the root of our view branch
    BranchGroup viewBranch = new BranchGroup();

    //The transform that will move our view
    //back 5 units along the z-axis
    Transform3D viewXfm = new Transform3D();
    viewXfm.set(new Vector3f(0.0f, 0.0f, 5.0f));

    //The transform group that will be the parent
    //of our view platform elements
    TransformGroup viewXfmGroup = new TransformGroup(viewXfm);
    ViewPlatform myViewPlatform = new ViewPlatform();

    //Next the physical elements are created
    PhysicalBody myBody = new PhysicalBody();
    PhysicalEnvironment myEnvironment = new PhysicalEnvironment();

    //Then we put it all together
    viewXfmGroup.addChild(myViewPlatform);
    viewBranch.addChild(viewXfmGroup);
    View myView = new View();
    myView.addCanvas3D(c);
    myView.attachViewPlatform(myViewPlatform);
    myView.setPhysicalBody(myBody);
    myView.setPhysicalEnvironment(myEnvironment);

    return viewBranch;
}

From source file:Text3DApp.java

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

    Transform3D t3D = new Transform3D();
    t3D.setTranslation(new Vector3f(0.0f, 0.0f, -3.0f));
    TransformGroup objMove = new TransformGroup(t3D);
    objRoot.addChild(objMove);//from  ww w  .  j a  va 2  s. c o m

    // Create the transform group node and initialize it to the
    // identity. Add it to the root of the subgraph.
    TransformGroup objSpin = new TransformGroup();
    objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objMove.addChild(objSpin);

    Appearance textAppear = new Appearance();
    ColoringAttributes textColor = new ColoringAttributes();
    textColor.setColor(1.0f, 0.0f, 0.0f);
    textAppear.setColoringAttributes(textColor);
    textAppear.setMaterial(new Material());

    // Create a simple shape leaf node, add it to the scene graph.
    Font3D font3D = new Font3D(new Font("Helvetica", Font.PLAIN, 1), new FontExtrusion());
    Text3D textGeom = new Text3D(font3D, new String("3DText"));
    textGeom.setAlignment(Text3D.ALIGN_CENTER);
    Shape3D textShape = new Shape3D();
    textShape.setGeometry(textGeom);
    textShape.setAppearance(textAppear);
    objSpin.addChild(textShape);

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into
    // the scene graph.
    Alpha rotationAlpha = new Alpha(-1, 10000);

    RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin);

    // a bounding sphere specifies a region a behavior is active
    // create a sphere centered at the origin with radius of 100
    BoundingSphere bounds = new BoundingSphere();
    rotator.setSchedulingBounds(bounds);
    objSpin.addChild(rotator);

    DirectionalLight lightD = new DirectionalLight();
    lightD.setInfluencingBounds(bounds);
    lightD.setDirection(new Vector3f(0.0f, 0.0f, -1.0f));
    lightD.setColor(new Color3f(1.0f, 0.0f, 1.0f));
    objMove.addChild(lightD);

    AmbientLight lightA = new AmbientLight();
    lightA.setInfluencingBounds(bounds);
    objMove.addChild(lightA);

    return objRoot;
}

From source file:SimpleMorph2.java

/**
 * Build the content branch for the scene graph
 * /*from   w  ww . j  ava  2  s.c om*/
 * @return BranchGroup that is the root of the content
 */
protected BranchGroup buildContentBranch() {
    Appearance app = new Appearance();
    Color3f ambientColour = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f diffuseColour = new Color3f(1.0f, 0.0f, 0.0f);
    float shininess = 20.0f;
    app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess));
    //Make the cube key shape
    IndexedQuadArray indexedCube = new IndexedQuadArray(8,
            IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24);
    Point3f[] cubeCoordinates = { new Point3f(1.0f, 1.0f, 1.0f), new Point3f(-1.0f, 1.0f, 1.0f),
            new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(1.0f, 1.0f, -1.0f),
            new Point3f(-1.0f, 1.0f, -1.0f), new Point3f(-1.0f, -1.0f, -1.0f),
            new Point3f(1.0f, -1.0f, -1.0f) };
    Vector3f[] cubeNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f),
            new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f),
            new Vector3f(0.0f, -1.0f, 0.0f) };
    int cubeCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 };
    int cubeNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 };
    indexedCube.setCoordinates(0, cubeCoordinates);
    indexedCube.setNormals(0, cubeNormals);
    indexedCube.setCoordinateIndices(0, cubeCoordIndices);
    indexedCube.setNormalIndices(0, cubeNormalIndices);

    //Make the pyramid key shape. Although this needs
    //only five vertices to create the desired shape, we
    //need to use six vertices so that it has the same
    //number as the cube.
    IndexedQuadArray indexedPyramid = new IndexedQuadArray(8,
            IndexedQuadArray.COORDINATES | IndexedQuadArray.NORMALS, 24);
    Point3f[] pyramidCoordinates = { new Point3f(0.0f, 1.0f, 0.0f), new Point3f(0.0f, 1.0f, 0.0f),
            new Point3f(-1.0f, -1.0f, 1.0f), new Point3f(1.0f, -1.0f, 1.0f), new Point3f(0.0f, 1.0f, 0.0f),
            new Point3f(0.0f, 1.0f, 0.0f), new Point3f(-1.0f, -1.0f, -1.0f), new Point3f(1.0f, -1.0f, -1.0f) };
    Vector3f[] pyramidNormals = { new Vector3f(0.0f, 0.0f, 1.0f), new Vector3f(0.0f, 0.0f, -1.0f),
            new Vector3f(1.0f, 0.0f, 0.0f), new Vector3f(-1.0f, 0.0f, 0.0f), new Vector3f(0.0f, 1.0f, 0.0f),
            new Vector3f(0.0f, -1.0f, 0.0f) };
    int pyramidCoordIndices[] = { 0, 1, 2, 3, 7, 6, 5, 4, 0, 3, 7, 4, 5, 6, 2, 1, 0, 4, 5, 1, 6, 7, 3, 2 };
    int pyramidNormalIndices[] = { 0, 0, 0, 0, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 3, 4, 4, 4, 4, 5, 5, 5, 5 };
    indexedPyramid.setCoordinates(0, pyramidCoordinates);
    indexedPyramid.setNormals(0, pyramidNormals);
    indexedPyramid.setCoordinateIndices(0, pyramidCoordIndices);
    indexedPyramid.setNormalIndices(0, pyramidNormalIndices);
    //Set the contents of the array to the two shapes
    GeometryArray[] theShapes = new GeometryArray[2];
    theShapes[0] = indexedCube;
    theShapes[1] = indexedPyramid;
    BranchGroup contentBranch = new BranchGroup();
    //Create a transform to rotate the shape slightly
    Transform3D rotateCube = new Transform3D();
    rotateCube.set(new AxisAngle4d(1.0, 1.0, 0.0, Math.PI / 4.0));
    TransformGroup rotationGroup = new TransformGroup(rotateCube);
    contentBranch.addChild(rotationGroup);
    addLights(contentBranch);
    //Call the function to build the morph
    rotationGroup.addChild(createMorph(theShapes, app));
    //Add the behaviour to the scene graph to activate it
    rotationGroup.addChild(myBehave);
    return contentBranch;

}

From source file:LightBug.java

void setupSpheres() {

    // create a Switch for the spheres, allow switch changes
    spheresSwitch = new Switch(Switch.CHILD_ALL);
    spheresSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE);

    // Set up an appearance to make the Sphere with red ambient,
    // black emmissive, red diffuse and white specular coloring
    Material material = new Material(red, black, red, white, 64);
    Appearance appearance = new Appearance();
    appearance.setMaterial(material);/*from  w w w.  j a  v a2 s  . co m*/

    // create a sphere and put it into a shared group
    Sphere sphere = new Sphere(0.5f, appearance);
    SharedGroup sphereSG = new SharedGroup();
    sphereSG.addChild(sphere);

    // create a grid of spheres in the z=0 plane
    // each has a TransformGroup to position the sphere which contains
    // a link to the shared group for the sphere
    for (int y = -2; y <= 2; y++) {
        for (int x = -2; x <= 2; x++) {
            TransformGroup tg = new TransformGroup();
            tmpVector.set(x * 1.2f, y * 1.2f, 0.0f);
            tmpTrans.set(tmpVector);
            tg.setTransform(tmpTrans);
            tg.addChild(new Link(sphereSG));
            spheresSwitch.addChild(tg);
        }
    }
}

From source file:Text2DApp.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. Add it to the root of the subgraph.
    TransformGroup objSpin = new TransformGroup();
    objSpin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objRoot.addChild(objSpin);/*w  w  w .ja v  a 2  s  .co  m*/

    // Create a simple Text2D leaf node, add it to the scene graph.
    Text2D text2d = new Text2D("2D text in Java 3D", new Color3f(0.9f, 1.0f, 1.0f), "Helvetica", 24,
            Font.ITALIC);

    objSpin.addChild(text2d);

    Appearance textAppear = text2d.getAppearance();

    // The following 4 lines of code (commented out) make the Text2D object
    // 2-sided.
    // This code depends on the line of code above that sets TextAppear.
    //         PolygonAttributes polyAttrib = new PolygonAttributes();
    //         polyAttrib.setCullFace(PolygonAttributes.CULL_NONE);
    //         polyAttrib.setBackFaceNormalFlip(true);
    //         textAppear.setPolygonAttributes(polyAttrib);

    // The following 12 lines of code (commented out) use the texture from
    // the previous Text2D object on another object.
    // This code depends on the line of code above that sets TextAppear.
    //         QuadArray qa = new QuadArray(4, QuadArray.COORDINATES |
    //                                         QuadArray.TEXTURE_COORDINATE_2);
    //         qa.setCoordinate(0, new Point3f(-10.0f, 1.0f, -5.0f));
    //         qa.setCoordinate(1, new Point3f(-10.0f, -1.0f, -5.0f));
    //         qa.setCoordinate(2, new Point3f(10.0f, -1.0f, -5.0f));
    //         qa.setCoordinate(3, new Point3f(10.0f, 1.0f, -5.0f));
    //         qa.setTextureCoordinate(0, new Point2f(0.0f, 1.0f));
    //         qa.setTextureCoordinate(1, new Point2f(0.0f, 0.0f));
    //         qa.setTextureCoordinate(2, new Point2f(1.0f, 0.0f));
    //         qa.setTextureCoordinate(3, new Point2f(1.0f, 1.0f));
    //
    //         objRoot.addChild(new Shape3D(qa, textAppear));

    // Create a new Behavior object that will perform the desired
    // operation on the specified transform object and add it into
    // the scene graph.
    Alpha rotationAlpha = new Alpha(-1, 8000);

    RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin);

    // a bounding sphere specifies a region a behavior is active
    // create a sphere centered at the origin with radius of 100
    BoundingSphere bounds = new BoundingSphere();
    rotator.setSchedulingBounds(bounds);
    objSpin.addChild(rotator);

    Background backg = new Background();
    backg.setColor(0.4f, 0.4f, 1.0f);
    backg.setApplicationBounds(new BoundingSphere());
    objRoot.addChild(backg);

    return objRoot;
}

From source file:StereoGirl.java

public BranchGroup createSceneGraph(int i) {
    System.out.println("Creating scene for: " + URLString);
    // Create the root of the branch graph
    BranchGroup objRoot = new BranchGroup();
    try {/*from  ww  w.  j a  va 2s  .  c  o m*/

        Transform3D myTransform3D = new Transform3D();
        myTransform3D.setTranslation(new Vector3f(+0.0f, -0.1f, -1.2f));
        TransformGroup objTrans = new TransformGroup(myTransform3D);
        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);

        URL url = new URL(URLString);
        ObjectFile f = new ObjectFile();
        f.setFlags(ObjectFile.RESIZE | ObjectFile.TRIANGULATE | ObjectFile.STRIPIFY);
        System.out.println("About to load");
        Scene s = f.load(url);
        tg.addChild(s.getSceneGroup());
        System.out.println("Finished Loading");
        BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
        Color3f light1Color = new Color3f(.9f, 0.8f, 0.8f);
        Vector3f light1Direction = new Vector3f(4.0f, -7.0f, -12.0f);
        DirectionalLight light1 = new DirectionalLight(light1Color, light1Direction);
        light1.setInfluencingBounds(bounds);
        objTrans.addChild(light1);
        // Set up the ambient light
        Color3f ambientColor = new Color3f(1.0f, .4f, 0.3f);
        AmbientLight ambientLightNode = new AmbientLight(ambientColor);
        ambientLightNode.setInfluencingBounds(bounds);
        objTrans.addChild(ambientLightNode);

        MouseRotate behavior = new MouseRotate();
        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);
    } catch (Throwable t) {
        System.out.println("Error: " + t);
    }
    return objRoot;
}