Example usage for javax.media.j3d Appearance setMaterial

List of usage examples for javax.media.j3d Appearance setMaterial

Introduction

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

Prototype

public void setMaterial(Material material) 

Source Link

Document

Sets the material object to the specified object.

Usage

From source file:PictureBall.java

public PictureBall() {

    // Create the universe
    SimpleUniverse universe = new SimpleUniverse();

    // Create a structure to contain objects
    BranchGroup group = new BranchGroup();

    // Set up colors
    Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f red = new Color3f(0.7f, .15f, .15f);

    // Set up the texture map
    TextureLoader loader = new TextureLoader("K:\\3d\\Arizona.jpg", "LUMINANCE", new Container());
    Texture texture = loader.getTexture();
    texture.setBoundaryModeS(Texture.WRAP);
    texture.setBoundaryModeT(Texture.WRAP);
    texture.setBoundaryColor(new Color4f(0.0f, 1.0f, 0.0f, 0.0f));

    // Set up the texture attributes
    //could be REPLACE, BLEND or DECAL instead of MODULATE
    TextureAttributes texAttr = new TextureAttributes();
    texAttr.setTextureMode(TextureAttributes.MODULATE);
    Appearance ap = new Appearance();
    ap.setTexture(texture);/*w w  w . j a va2s .co m*/
    ap.setTextureAttributes(texAttr);

    //set up the material
    ap.setMaterial(new Material(red, black, red, black, 1.0f));

    // Create a ball to demonstrate textures
    int primflags = Primitive.GENERATE_NORMALS + Primitive.GENERATE_TEXTURE_COORDS;
    Sphere sphere = new Sphere(0.5f, primflags, ap);
    group.addChild(sphere);

    // Create lights
    Color3f light1Color = new Color3f(1f, 1f, 1f);
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    Vector3f light1Direction = new Vector3f(4.0f, -7.0f, -12.0f);
    DirectionalLight light1 = new DirectionalLight(light1Color, light1Direction);
    light1.setInfluencingBounds(bounds);
    group.addChild(light1);

    AmbientLight ambientLight = new AmbientLight(new Color3f(.5f, .5f, .5f));
    ambientLight.setInfluencingBounds(bounds);
    group.addChild(ambientLight);

    // look towards the ball
    universe.getViewingPlatform().setNominalViewingTransform();

    // add the group of objects to the Universe
    universe.addBranchGraph(group);
}

From source file:edu.uci.ics.jung.visualization3d.PluggableRenderContext.java

public PluggableRenderContext() {
    super();//from  www .  j  av  a  2  s .co  m
    Color3f lightGray = new Color3f(0.7f, 0.7f, 0.7f);
    Color3f black = new Color3f(0, 0, 0);
    Color3f white = new Color3f(1, 1, 1);
    Color3f gray = new Color3f(.2f, .2f, .2f);
    Color3f red = new Color3f(1, 0, 0);
    Color3f yellow = new Color3f(0, 1, 1);
    Material lightGrayMaterial = new Material(lightGray, black, lightGray, white, 100.0f);
    Material blackMaterial = new Material(lightGray, black, black, lightGray, 10.0f);
    Material whiteMaterial = new Material(white, white, white, white, 100.0f);
    Material grayMaterial = new Material(gray, black, gray, gray, 100.0f);
    Material redMaterial = new Material(red, black, red, red, 100.0f);
    Material yellowMaterial = new Material(yellow, black, yellow, yellow, 100.0f);

    final Appearance lightGrayLook = new Appearance();
    lightGrayLook.setMaterial(lightGrayMaterial);
    Appearance blackLook = new Appearance();
    blackLook.setMaterial(blackMaterial);
    Appearance whiteLook = new Appearance();
    whiteLook.setMaterial(whiteMaterial);
    Appearance grayLook = new Appearance();
    grayLook.setMaterial(grayMaterial);

    //      grayLook.setCapability(Appearance.ALLOW_MATERIAL_READ);
    //      grayLook.setCapability(Appearance.ALLOW_MATERIAL_WRITE);

    final Appearance redLook = new Appearance();
    redLook.setMaterial(redMaterial);
    final Appearance yellowLook = new Appearance();
    yellowLook.setMaterial(yellowMaterial);

    final Cylinder cylinder = new Cylinder(1, 1, Cylinder.GENERATE_NORMALS | Cylinder.ENABLE_GEOMETRY_PICKING,
            26, 26, lightGrayLook);
    final Sphere sphere = new Sphere(10, Sphere.GENERATE_NORMALS | Sphere.ENABLE_GEOMETRY_PICKING, redLook);
    final Box box = new Box(10, 10, 10, Box.GENERATE_NORMALS | Box.ENABLE_GEOMETRY_PICKING, redLook);

    this.edgeAppearanceTransformer = new ConstantTransformer(lightGrayLook);
    this.edgeShapeTransformer = new Transformer<Context<Graph<V, E>, E>, Node>() {

        public Node transform(Context<Graph<V, E>, E> ec) {
            LineArray lineArray = new LineArray(2, LineArray.COORDINATES | LineArray.COLOR_3);
            lineArray.setCoordinates(0, new Point3f[] { new Point3f(0, -.5f, 0), new Point3f(0, .5f, 0) });
            lineArray.setColor(0, new Color3f(1, 1, 1));
            lineArray.setColor(1, new Color3f(1, 1, 1));
            Shape3D shape = new Shape3D();
            shape.setGeometry(lineArray);
            return shape;
            //            return new Cylinder(1, 1, 
            //                  Cylinder.GENERATE_NORMALS |
            //                  Cylinder.ENABLE_GEOMETRY_PICKING,
            //                   26, 26, lightGrayLook);
        }
    };
    this.vertexAppearanceTransformer = new ConstantTransformer(redLook);
    this.vertexShapeTransformer = new Transformer<V, Node>() {

        public Node transform(V arg0) {
            return new Sphere(10,
                    Sphere.GENERATE_NORMALS | Sphere.ENABLE_GEOMETRY_PICKING | Sphere.ENABLE_APPEARANCE_MODIFY,
                    redLook);
        }
    };
}

From source file:Licht.java

/**
 * Wurfeldarstellung/*from w w w. j  ava2  s . c o m*/
 * 
 * @return Appearance
 */
private Appearance makeAppearance() {
    Appearance a = new Appearance();
    Material mat = new Material();
    mat.setShininess(50.0f);
    mat.setDiffuseColor(new Color3f(1.0f, 0.0f, 0.0f));
    mat.setSpecularColor(new Color3f(0.0f, 0.0f, 0.0f));
    a.setMaterial(mat);
    return a;
}

From source file:ModelClipTest.java

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

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

    // 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 w w .  j  a  va  2  s .c o m*/
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // This Transformgroup is used by the mouse manipulators to
    // move the CYlinder.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objScale.addChild(objTrans);

    //Create Model Clip
    ModelClip mc = new ModelClip();
    boolean enables[] = { false, false, false, false, false, false };
    Vector4d eqn1 = new Vector4d(0.0, 1.0, 0.0, 0.0);
    Vector4d eqn2 = new Vector4d(1.0, 1.0, 0.0, 0.0);
    mc.setEnables(enables);
    mc.setPlane(1, eqn1);
    mc.setPlane(2, eqn2);
    mc.setEnable(1, true);
    mc.setEnable(2, true);
    mc.setInfluencingBounds(bounds);
    objTrans.addChild(mc);

    //Create a cylinder
    PolygonAttributes attr = new PolygonAttributes();
    attr.setCullFace(PolygonAttributes.CULL_NONE);
    Appearance ap = new Appearance();
    Material mat = new Material();
    mat.setLightingEnable(true);
    ap.setMaterial(mat);
    ap.setPolygonAttributes(attr);

    Cylinder CylinderObj = new Cylinder(1.0f, 2.0f, ap);
    objTrans.addChild(CylinderObj);

    // Create the rotate behavior node
    MouseRotate behavior = new MouseRotate(objTrans);
    objTrans.addChild(behavior);
    behavior.setSchedulingBounds(bounds);

    // Create the zoom behavior node
    MouseZoom behavior2 = new MouseZoom(objTrans);
    objTrans.addChild(behavior2);
    behavior2.setSchedulingBounds(bounds);

    //Shine it with two colored lights.
    Color3f lColor1 = new Color3f(0.5f, 0.0f, 0.5f);
    Color3f lColor2 = new Color3f(0.7f, 0.7f, 0.0f);
    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:LitSphereApp.java

Appearance createAppearance() {

    Appearance appear = new Appearance();
    Material material = new Material();
    //      material.setDiffuseColor(0.0f, 0.0f, 1.0f);
    material.setShininess(50.0f);/*ww w .  jav a2  s .  co  m*/
    // make modifications to default material properties
    appear.setMaterial(material);

    //      ColoringAttributes colorAtt = new ColoringAttributes();
    //      colorAtt.setShadeModel(ColoringAttributes.SHADE_FLAT);
    //      appear.setColoringAttributes(colorAtt);

    return appear;
}

From source file:ModelClipTest2.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. ja v a  2s . c  o  m
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // Create lights
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    //Shine it with two colored lights.
    Color3f lColor0 = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f lColor1 = new Color3f(0.5f, 0.0f, 0.5f);
    Color3f lColor2 = new Color3f(0.7f, 0.7f, 0.0f);
    Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, 1.0f);
    Vector3f lDir2 = new Vector3f(0.0f, 0.0f, -1.0f);

    AmbientLight lgt0 = new AmbientLight(true, lColor2);
    DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1);
    DirectionalLight lgt2 = new DirectionalLight(lColor2, lDir2);
    lgt0.setInfluencingBounds(bounds);
    lgt1.setInfluencingBounds(bounds);
    lgt2.setInfluencingBounds(bounds);
    objScale.addChild(lgt0);
    objScale.addChild(lgt1);
    objScale.addChild(lgt2);

    // Create a Transformgroup for the geometry
    TransformGroup objRot = new TransformGroup();
    Transform3D t3d1 = new Transform3D();
    AxisAngle4f rot1 = new AxisAngle4f(0.0f, 1.0f, 0.0f, 45.0f);
    t3d1.setRotation(rot1);
    objRot.setTransform(t3d1);
    objScale.addChild(objRot);

    //Create a cylinder
    PolygonAttributes attr = new PolygonAttributes();
    attr.setCullFace(PolygonAttributes.CULL_NONE);
    Appearance ap = new Appearance();
    Material mat = new Material();
    mat.setLightingEnable(true);
    ap.setMaterial(mat);
    ap.setPolygonAttributes(attr);

    Cylinder CylinderObj = new Cylinder(0.5f, 2.2f, ap);
    objRot.addChild(CylinderObj);

    //Create a box
    Box BoxObj = new Box(0.8f, 0.8f, 0.8f, ap);
    objRot.addChild(BoxObj);

    // This Transformgroup is used by the mouse manipulators to
    // move the model clip planes.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objRot.addChild(objTrans);

    // Create the rotate behavior node
    MouseRotate behavior = new MouseRotate(objTrans);
    objTrans.addChild(behavior);
    behavior.setSchedulingBounds(bounds);

    // Create the zoom behavior node
    MouseZoom behavior2 = new MouseZoom(objTrans);
    objTrans.addChild(behavior2);
    behavior2.setSchedulingBounds(bounds);

    //Create Model Clip
    ModelClip mc = new ModelClip();
    boolean enables[] = { false, false, false, false, false, false };
    Vector4d eqn = new Vector4d(0.0, 1.0, 1.0, 0.0);
    mc.setEnables(enables);
    mc.setPlane(1, eqn);
    mc.setEnable(1, true);
    mc.setInfluencingBounds(bounds);
    objTrans.addChild(mc);

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

    return objRoot;
}

From source file:PickText3DBounds.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;//w  w w.j av a  2s  . c om

    // 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 txt = new Text3D(f3d, new String("TEXT3D"), new Point3f(-2.0f, 0.0f, 0.0f));
    //    txt.setCapability(Geometry.ALLOW_INTERSECT);
    Shape3D s3D = new Shape3D();
    s3D.setGeometry(txt);
    s3D.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 spinTg = new TransformGroup();
    spinTg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    spinTg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    spinTg.setCapability(TransformGroup.ENABLE_PICK_REPORTING);

    spinTg.addChild(s3D);
    objScale.addChild(spinTg);

    // 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, 0.8, 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, 15, appL1));
    l2Trans.addChild(new Sphere(0.05f, Sphere.GENERATE_NORMALS, 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.BOUNDS);
    objRoot.addChild(behavior1);

    PickZoomBehavior behavior2 = new PickZoomBehavior(objRoot, canvas, bounds);
    behavior2.setMode(PickTool.BOUNDS);
    objRoot.addChild(behavior2);

    PickTranslateBehavior behavior3 = new PickTranslateBehavior(objRoot, canvas, bounds);
    behavior3.setMode(PickTool.BOUNDS);
    objRoot.addChild(behavior3);

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

    return objRoot;
}

From source file:BasicConstruct.java

/**
 * Adds a box to the universe//from  www  .j a v  a 2s  .co m
 * 
 * @param x
 *            The x dimension of the box
 * @param y
 *            The y dimension of the box
 * @param z
 *            The z dimension of the box
 */
public void addBox(float x, float y, float z, Color3f diffuse, Color3f spec) {
    // Add a box with the given dimension

    // First setup an appearance for the box
    Appearance app = new Appearance();
    Material mat = new Material();
    mat.setDiffuseColor(diffuse);
    mat.setSpecularColor(spec);
    mat.setShininess(5.0f);

    app.setMaterial(mat);
    Box box = new Box(x, y, z, app);

    // Create a TransformGroup and make it the parent of the box
    TransformGroup tg = new TransformGroup();
    tg.addChild(box);

    // Then add it to the rootBranchGroup
    rootBranchGroup.addChild(tg);

    tg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    tg.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

    MouseRotate myMouseRotate = new MouseRotate();
    myMouseRotate.setTransformGroup(tg);
    myMouseRotate.setSchedulingBounds(new BoundingSphere());
    rootBranchGroup.addChild(myMouseRotate);

    MouseTranslate myMouseTranslate = new MouseTranslate();
    myMouseTranslate.setTransformGroup(tg);
    myMouseTranslate.setSchedulingBounds(new BoundingSphere());
    rootBranchGroup.addChild(myMouseTranslate);

    MouseZoom myMouseZoom = new MouseZoom();
    myMouseZoom.setTransformGroup(tg);
    myMouseZoom.setSchedulingBounds(new BoundingSphere());
    rootBranchGroup.addChild(myMouseZoom);
}

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);//  w w w . j a v  a2 s .co 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: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);

    // create a sphere and put it into a shared group
    Sphere sphere = new Sphere(0.5f, appearance);
    SharedGroup sphereSG = new SharedGroup();
    sphereSG.addChild(sphere);/* www  . ja v a 2  s .  co m*/

    // 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);
        }
    }
}