Example usage for javax.media.j3d BranchGroup BranchGroup

Introduction

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

Prototype

public BranchGroup() 

Source Link

Document

Constructs and initializes a new BranchGroup node object.

Usage

From source file:ConeYoyoApp.java

public BranchGroup createSceneGraph() {

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

    objRoot.addChild(objSpin);//from  w  w  w.j  av  a 2 s .co m
    objSpin.addChild(new ConeYoyo().getBG());

    // 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, 4000);

    RotationInterpolator rotator = new RotationInterpolator(rotationAlpha, objSpin);
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    rotator.setSchedulingBounds(bounds);
    objSpin.addChild(rotator);

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

    return objRoot;
}

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From source file:SimpleIndexedQuadSmooth.java

/**
 * This builds the content branch of our scene graph. It uses the buildShape
 * function to create the actual shape, adding to to the transform group so
 * that the shape is slightly tilted to reveal its 3D shape. It also uses
 * the addLights function to add some lights to the scene.
 * /*  w  ww. jav  a 2s.  c om*/
 * @param shape
 *            Node that represents the geometry for the content
 * @return BranchGroup that is the root of the content branch
 */
protected BranchGroup buildContentBranch(Node shape) {
    BranchGroup contentBranch = new BranchGroup();
    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);
    rotationGroup.addChild(shape);
    addLights(contentBranch);
    return contentBranch;
}

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From source file:ImageComponentByReferenceTest.java

public BranchGroup createSceneGraph() {
    objRoot = new BranchGroup();

    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans.setCapability(Group.ALLOW_CHILDREN_WRITE);

    objRoot.addChild(objTrans);//w w  w . j a  v  a2s .c o m

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

    app.setCapability(Appearance.ALLOW_TEXTURE_WRITE);

    textureCube = new Box(0.4f, 0.4f, 0.4f, Box.GENERATE_TEXTURE_COORDS | Box.GENERATE_NORMALS, app);
    boxShape = textureCube.getShape(Box.FRONT);
    boxShape.setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
    objTrans.addChild(textureCube);

    checkBoard = new TiledImage();
    TextureLoader texLoader = new TextureLoader(texImage, this);
    ImageComponent2D oneImage = texLoader.getImage();
    bImage1 = oneImage.getImage();

    int index = 0;
    image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, false, true);

    image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, true, true);

    image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, false, false);

    image[index++] = new ImageComponent2D(oneImage.getFormat(), (RenderedImage) bImage1, true, false);

    createRaster(objRoot);

    image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, false, true);

    image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, true, true);

    image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, false, false);

    image[index++] = new ImageComponent2D(ImageComponent.FORMAT_RGBA, checkBoard, true, false);

    texOne = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image[2].getWidth(), image[2].getHeight());

    texOne.setCapability(Texture.ALLOW_IMAGE_WRITE);
    texOne.setImage(0, image[2]);

    app.setTexture(texOne);

    texCheckBoard = new Texture2D(Texture.BASE_LEVEL, Texture.RGBA, image[4].getWidth(), image[4].getHeight());

    texCheckBoard.setCapability(Texture.ALLOW_IMAGE_WRITE);
    objRoot.compile();
    return objRoot;
}

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From source file:SimpleSpotLights.java

/**
 * This build the content branch of our scene graph. It creates a transform
 * group so that the shape is slightly tilted to reveal its 3D shape.
 * /*  w  ww  . j a v a 2  s . c o m*/
 * @param shape
 *            Node that represents the geometry for the content
 * @return BranchGroup that is the root of the content branch
 */
protected BranchGroup buildContentBranch() {
    BranchGroup contentBranch = new BranchGroup();
    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);
    //Create a new appearance
    Appearance app = new Appearance();
    //Create the colours for the material
    Color3f ambientColour = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f diffuseColour = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f specularColour = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f emissiveColour = new Color3f(0.0f, 0.0f, 0.0f);
    //Define the shininess
    float shininess = 20.0f;
    //Set the material of the appearance
    app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess));
    //Create and add a new sphere using the appearance
    rotationGroup.addChild(new Sphere(2.0f, Sphere.GENERATE_NORMALS, 120, app));
    //Use the addLights function to add the lights to the branch
    addLights(contentBranch);
    //Return the root of the content branch
    return contentBranch;
}

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From source file:cgview.java

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

    // Create a Transformgroup to scale all objects so they
    // appear in the scene.
    TransformGroup objScale = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setScale(0.7);/*w  ww  .j  a  v a 2  s .  com*/
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

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

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

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

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

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

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

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

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

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

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

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

    return objRoot;
}

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From source file:KeyNavigatorApp.java

public BranchGroup createSceneGraph(SimpleUniverse su) {
    // Create the root of the branch graph
    TransformGroup vpTrans = null;//w ww.j  a  v a  2s.  c  o  m

    BranchGroup objRoot = new BranchGroup();

    Vector3f translate = new Vector3f();
    Transform3D T3D = new Transform3D();
    TransformGroup TG = null;

    objRoot.addChild(createLand());

    SharedGroup share = new SharedGroup();
    share.addChild(createPyramid());

    float[][] position = { { 0.0f, 0.0f, -3.0f }, { 6.0f, 0.0f, 0.0f }, { 6.0f, 0.0f, 6.0f },
            { 3.0f, 0.0f, -10.0f }, { 13.0f, 0.0f, -30.0f }, { -13.0f, 0.0f, 30.0f }, { -13.0f, 0.0f, 23.0f },
            { 13.0f, 0.0f, 3.0f } };

    for (int i = 0; i < position.length; i++) {
        translate.set(position[i]);
        T3D.setTranslation(translate);
        TG = new TransformGroup(T3D);
        TG.addChild(new Link(share));
        objRoot.addChild(TG);
    }
    vpTrans = su.getViewingPlatform().getViewPlatformTransform();
    translate.set(0.0f, 0.3f, 0.0f);
    T3D.setTranslation(translate);
    vpTrans.setTransform(T3D);
    KeyNavigatorBehavior keyNavBeh = new KeyNavigatorBehavior(vpTrans);
    keyNavBeh.setSchedulingBounds(new BoundingSphere(new Point3d(), 1000.0));
    objRoot.addChild(keyNavBeh);

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

    return objRoot;
}

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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);/*w w  w. j  a v  a 2 s  . co 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;
}

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From source file:BooksDemo.java

public void createScene() {
    BufferedImage image = new BufferedImage(xpanel.getWidth(), xpanel.getHeight(), BufferedImage.TYPE_INT_RGB);
    getContentPane().paint(image.getGraphics());

    BufferedImage subImage = new BufferedImage(CANVAS3D_WIDTH, CANVAS3D_HEIGHT, BufferedImage.TYPE_INT_RGB);
    ((Graphics2D) subImage.getGraphics()).drawImage(image, null, -c3d.getX(), -c3d.getY());

    Background bg = new Background(new ImageComponent2D(ImageComponent2D.FORMAT_RGB, subImage));
    BoundingSphere bounds = new BoundingSphere();
    bounds.setRadius(100.0);/*from w w  w.ja  v a2s  .  c o  m*/
    bg.setApplicationBounds(bounds);

    BranchGroup objRoot = new BranchGroup();
    objRoot.addChild(bg);

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

    Transform3D yAxis = new Transform3D();
    rotor1Alpha = new Alpha(1, 400);
    rotator1 = new RotationInterpolator(rotor1Alpha, objTg, yAxis, (float) Math.PI * 1.0f,
            (float) Math.PI * 2.0f);
    rotator1.setSchedulingBounds(bounds);

    textures.put("pages_top", createTexture("pages_top.jpg"));
    textures.put("pages", createTexture("amazon.jpg"));
    textures.put("amazon", createTexture("amazon.jpg"));
    textures.put("cover1", createTexture("cover1.jpg"));
    textures.put("cover2", createTexture("cover2.jpg"));
    textures.put("cover3", createTexture("cover3.jpg"));

    book = new com.sun.j3d.utils.geometry.Box(0.5f, 0.7f, 0.15f,
            com.sun.j3d.utils.geometry.Box.GENERATE_TEXTURE_COORDS, new Appearance());
    book.getShape(book.TOP).setAppearance((Appearance) textures.get("pages_top"));
    book.getShape(book.RIGHT).setAppearance((Appearance) textures.get("pages"));
    book.getShape(book.LEFT).setAppearance((Appearance) textures.get("amazon"));
    book.getShape(book.FRONT).setAppearance((Appearance) textures.get("cover1"));

    book.getShape(book.BACK).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
    book.getShape(book.FRONT).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
    // book.getShape(book.LEFT).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);
    // book.getShape(book.RIGHT).setCapability(Shape3D.ALLOW_APPEARANCE_WRITE);

    objTg.addChild(book);
    objTg.addChild(rotator1);

    Transform3D spin = new Transform3D();
    Transform3D tempspin = new Transform3D();

    spin.rotX(Math.PI / 8.0d);
    tempspin.rotY(Math.PI / 7.0d);
    spin.mul(tempspin);

    TransformGroup objTrans = new TransformGroup(spin);
    objTrans.addChild(objTg);

    objRoot.addChild(objTrans);

    SimpleUniverse u = new SimpleUniverse(c3d);
    u.getViewingPlatform().setNominalViewingTransform();
    u.addBranchGraph(objRoot);

    View view = u.getViewer().getView();
    view.setSceneAntialiasingEnable(true);
}

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From source file:Gouraud.java

/**
 * Erstellt den Szenegraphen/*from   w ww.j a v a  2  s  .c o m*/
 * 
 * @return BranchGroup
 */
public BranchGroup macheSzene() {
    BranchGroup objWurzel = new BranchGroup();
    // Transformation, 2 Rotationen:
    Transform3D drehung = new Transform3D();
    Transform3D drehung2 = new Transform3D();
    drehung.rotX(Math.PI / 4.0d);
    drehung2.rotY(Math.PI / 5.0d);
    drehung.mul(drehung2);
    TransformGroup objDreh = new TransformGroup(drehung);
    //Loader
    ObjectFile file = new ObjectFile(ObjectFile.RESIZE);
    Scene scene = null;
    try {
        // Laden der Obj Datei mittels jar
        scene = file.load(ClassLoader.getSystemResource("teapot.obj"));
    } catch (Exception e) {
        System.err.println(e);
        System.exit(1);
    }
    objDreh.addChild(scene.getSceneGroup());

    DirectionalLight d_Licht = new DirectionalLight(new Color3f(1.0f, 1.0f, 1.0f),
            new Vector3f(-1.0f, -1.0f, -1.0f));
    d_Licht.setInfluencingBounds(new BoundingSphere(new Point3d(0.0d, 0.0d, 0.0d), 100.0d));
    objDreh.addChild(d_Licht);
    objWurzel.addChild(objDreh);
    return objWurzel;
}

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From source file:AvatarTest.java

public void createBackground(Group bg) {
    // add the sky backdrop
    Background back = new Background();
    back.setApplicationBounds(getBoundingSphere());
    bg.addChild(back);/* w  w  w. jav  a 2 s.  c o m*/

    BranchGroup bgGeometry = new BranchGroup();

    // create an appearance and assign the texture image
    Appearance app = new Appearance();
    Texture tex = new TextureLoader("back.jpg", this).getTexture();
    app.setTexture(tex);

    Sphere sphere = new Sphere(1.0f, Primitive.GENERATE_TEXTURE_COORDS | Primitive.GENERATE_NORMALS_INWARD,
            app);

    bgGeometry.addChild(sphere);
    back.setGeometry(bgGeometry);
}

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