Example usage for javax.media.j3d TransformGroup addChild

Introduction

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

Prototype

public void addChild(Node child) 

Source Link

Document

Appends the specified child node to this group node's list of children.

Usage

From source file:Position.java

public Position() {
    SimpleUniverse universe = new SimpleUniverse();
    BranchGroup group = new BranchGroup();
    // X axis made of spheres
    for (float x = -1.0f; x <= 1.0f; x = x + 0.1f) {
        Sphere sphere = new Sphere(0.05f);
        TransformGroup tg = new TransformGroup();
        Transform3D transform = new Transform3D();
        Vector3f vector = new Vector3f(x, .0f, .0f);
        transform.setTranslation(vector);
        tg.setTransform(transform);/*w  w  w  .j  a v a 2s .  c  o  m*/
        tg.addChild(sphere);
        group.addChild(tg);
    }
    // Y axis made of cones
    for (float y = -1.0f; y <= 1.0f; y = y + 0.1f) {
        TransformGroup tg = new TransformGroup();
        Transform3D transform = new Transform3D();
        Cone cone = new Cone(0.05f, 0.1f);
        Vector3f vector = new Vector3f(.0f, y, .0f);
        transform.setTranslation(vector);
        tg.setTransform(transform);
        tg.addChild(cone);
        group.addChild(tg);
    }
    // Z axis made of cylinders
    for (float z = -1.0f; z <= 1.0f; z = z + 0.1f) {
        TransformGroup tg = new TransformGroup();
        Transform3D transform = new Transform3D();
        Cylinder cylinder = new Cylinder(0.05f, 0.1f);
        Vector3f vector = new Vector3f(.0f, .0f, z);
        transform.setTranslation(vector);
        tg.setTransform(transform);
        tg.addChild(cylinder);
        group.addChild(tg);
    }

    Color3f light1Color = new Color3f(.1f, 1.4f, .1f); // green light
    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);
    universe.getViewingPlatform().setNominalViewingTransform();

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

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From source file:HelloJava3Dc.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  ww  .  ja  v  a 2  s . com*/

    // Create a simple shape leaf node, add it to the scene graph.
    // ColorCube is a Convenience Utility class
    objSpin.addChild(new ColorCube(0.4));

    // 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, 4000);

    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);

    return objRoot;
}

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From source file:BackgroundApp.java

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

    Vector3f translate = new Vector3f();
    Transform3D T3D = new Transform3D();

    translate.set(0.0f, -0.3f, 0.0f);/*w  w w . j ava  2  s.  c  o  m*/
    T3D.setTranslation(translate);
    TransformGroup objRoot = new TransformGroup(T3D);
    objRootBG.addChild(objRoot);

    objRoot.addChild(createLand());

    BoundingLeaf boundingLeaf = new BoundingLeaf(new BoundingSphere());

    PlatformGeometry platformGeom = new PlatformGeometry();
    platformGeom.addChild(boundingLeaf);
    platformGeom.compile();
    su.getViewingPlatform().setPlatformGeometry(platformGeom);

    KeyNavigatorBehavior keyNavBeh = new KeyNavigatorBehavior(
            su.getViewingPlatform().getViewPlatformTransform());
    keyNavBeh.setSchedulingBoundingLeaf(boundingLeaf);
    objRootBG.addChild(keyNavBeh);

    Background background = new Background();
    background.setApplicationBounds(new BoundingSphere(new Point3d(), 1000.0));
    background.setGeometry(createBackGraph());
    objRoot.addChild(background);

    AmbientLight ambientLight = new AmbientLight();
    ambientLight.setInfluencingBounds(new BoundingSphere());
    objRootBG.addChild(ambientLight);

    return objRootBG;
}

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From source file:ObjectLoader.java

/**
 * Erstellt den Szenegraphen/*w ww .  ja v  a2s.co  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 {
        scene = file.load(ClassLoader.getSystemResource("teapot.obj"));

    } catch (Exception e) {
    }
    objDreh.addChild(scene.getSceneGroup());

    DirectionalLight d_Licht = new DirectionalLight(new Color3f(1.0f, 0.5f, 0.3f),
            new Vector3f(-1.0f, -1.0f, -1.0f));
    d_Licht.setInfluencingBounds(new BoundingSphere(new Point3d(0.0d, 0.0d, 0.0d), 100.0d));
    //      d_Licht.setColor(new Color3f(1.0f,0.5f,0.3f));
    objDreh.addChild(d_Licht);

    objWurzel.addChild(objDreh);
    return objWurzel;
}

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From source file:SimpleMouse.java

/**
 * Build the view branch of the scene graph
 * /*from w w  w  .ja va 2s  .co m*/
 * @return BranchGroup that is the root of the view branch
 */
protected BranchGroup buildViewBranch(Canvas3D c) {
    BranchGroup viewBranch = new BranchGroup();
    Transform3D viewXfm = new Transform3D();
    viewXfm.set(new Vector3f(0.0f, 0.0f, 10.0f));
    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;
}

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From source file:MouseRotateApp.java

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

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

    objRoot.addChild(objRotate);/*from  w w w. j a  v a2  s  . com*/
    objRotate.addChild(new ColorCube(0.4));
    objRoot.addChild(new Axis());

    MouseRotate myMouseRotate = new MouseRotate();
    myMouseRotate.setTransformGroup(objRotate);
    myMouseRotate.setSchedulingBounds(new BoundingSphere());
    objRoot.addChild(myMouseRotate);

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

    return objRoot;
}

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From source file:SimpleBillboard.java

/**
 * Build the content branch for the scene graph. This creates two cubes and
 * uses a billboard node to keep one face of one of the cubes facing the
 * viewer./*  w ww.j ava  2 s .  c  om*/
 * 
 * @return BranchGroup that is the root of the content
 */
protected BranchGroup buildContentBranch() {
    //Create the appearance
    Appearance app = new Appearance();
    Color3f ambientColour = new Color3f(1.0f, 1.0f, 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, 1.0f, 0.0f);
    float shininess = 20.0f;
    app.setMaterial(new Material(ambientColour, emissiveColour, diffuseColour, specularColour, shininess));
    //Make the cubes
    Box leftCube = new Box(1.0f, 1.0f, 1.0f, app);
    ColorCube rightCube = new ColorCube();
    //Create the transformgroup used for the billboard
    TransformGroup billBoardGroup = new TransformGroup();
    //Set the access rights to the group
    billBoardGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    //Add the cube to the group
    billBoardGroup.addChild(rightCube);
    //Create and activate the billboard
    Billboard myBillboard = new Billboard(billBoardGroup, Billboard.ROTATE_ABOUT_AXIS,
            new Vector3f(0.0f, 1.0f, 0.0f));
    myBillboard.setSchedulingBounds(bounds);
    BranchGroup contentBranch = new BranchGroup();
    contentBranch.addChild(myBillboard);
    addLights(contentBranch);
    //Position the cubes
    TransformGroup bothGroup = new TransformGroup();
    Transform3D leftGroupXfm = new Transform3D();
    leftGroupXfm.set(new Vector3d(-1.5, 0.0, 0.0));
    TransformGroup leftGroup = new TransformGroup(leftGroupXfm);
    Transform3D rightGroupXfm = new Transform3D();
    rightGroupXfm.set(new Vector3d(1.5, 0.0, 0.0));
    TransformGroup rightGroup = new TransformGroup(rightGroupXfm);
    //Put it all together
    bothGroup.addChild(leftGroup);
    leftGroup.addChild(leftCube);
    bothGroup.addChild(rightGroup);
    rightGroup.addChild(billBoardGroup);
    contentBranch.addChild(bothGroup);
    return contentBranch;

}

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From source file:LitTwistApp.java

public BranchGroup createSceneGraph() {

    BranchGroup contentRoot = 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);
    contentRoot.addChild(objSpin);/*from w ww . j a  v a  2s.c o m*/

    Shape3D twist = new Twist();
    objSpin.addChild(twist);

    Alpha rotationAlpha = new Alpha(-1, 16000);

    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 1.5
    BoundingSphere bounds = new BoundingSphere();
    bounds.setRadius(1.5);
    rotator.setSchedulingBounds(bounds);
    objSpin.addChild(rotator);

    DirectionalLight lightD = new DirectionalLight();
    lightD.setInfluencingBounds(bounds);
    contentRoot.addChild(lightD);

    Background background = new Background();
    background.setColor(1.0f, 1.0f, 1.0f);
    background.setApplicationBounds(bounds);
    contentRoot.addChild(background);

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

    return contentRoot;
}

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From source file:ReadRaster.java

public BranchGroup createSceneGraph(BufferedImage bImage, Raster readRaster) {

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

    // Create a Raster shape. Add it to the root of the subgraph

    ImageComponent2D drawImageComponent = new ImageComponent2D(ImageComponent.FORMAT_RGB, bImage);

    Raster drawRaster = new Raster(new Point3f(0.0f, 0.0f, 0.0f), Raster.RASTER_COLOR, 0, 0, bImage.getWidth(),
            bImage.getHeight(), drawImageComponent, null);
    Shape3D shape = new Shape3D(drawRaster);
    drawRaster.setCapability(Raster.ALLOW_IMAGE_WRITE);
    objRoot.addChild(shape);/*w w  w. j a  va2s.  c om*/

    // Ceate the transform greup 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);

    TransformGroup cubeScale = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3d(-0.5, 0.5, 0.0));
    cubeScale.setTransform(t3d);

    cubeScale.addChild(objTrans);
    objRoot.addChild(cubeScale);

    // Create a simple shape leaf node, add it to the scene graph.
    objTrans.addChild(new ColorCube(0.3));

    // 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);
    myRotationInterpolator rotator = new myRotationInterpolator(drawRaster, readRaster, rotationAlpha, objTrans,
            yAxis, 0.0f, (float) Math.PI * 2.0f);
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    rotator.setSchedulingBounds(bounds);
    objTrans.addChild(rotator);

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

    return objRoot;
}

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From source file:SimpleIndexedQuadSmooth.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  w  w.  j  a  v  a 2 s  .  c om
 * 
 * @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, 5.0f));
    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;
}

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