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:PickCollisionTest.java

protected void addSphere(BranchGroup bg, double x, double y, double z, Vector3d incVector, String name) {
    Appearance app = new Appearance();

    TransformGroup sphereTg = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3d(x, y, z));
    sphereTg.setTransform(t3d);/*from  w w  w.  j  a v  a 2s.  c o m*/

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

    sphereTg.addChild(new Sphere(1, app));
    bg.addChild(sphereTg);
    recursiveSetUserData(sphereTg, name);

    // create the collision behaviour
    CollisionBehavior collisionBehavior = new CollisionBehavior(bg, sphereTg, app, new Vector3d(x, y, z),
            incVector);
    collisionBehavior.setSchedulingBounds(getApplicationBounds());
    bg.addChild(collisionBehavior);
}

From source file:BillboardTest.java

private TransformGroup createBillboard(String szText, Point3f locationPoint, int nMode, Point3f billboardPoint,
        BoundingSphere bounds) {//from ww w  .  j  a v a 2 s .  com
    TransformGroup subTg = new TransformGroup();
    subTg.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);

    Font3D f3d = new Font3D(new Font("SansSerif", Font.PLAIN, 10), new FontExtrusion());
    Text3D label3D = new Text3D(f3d, szText, locationPoint);

    Appearance app = new Appearance();

    Color3f black = new Color3f(0.1f, 0.1f, 0.1f);
    Color3f objColor = new Color3f(0.2f, 0.2f, 0.2f);

    app.setMaterial(new Material(objColor, black, objColor, black, 90.0f));
    Shape3D sh = new Shape3D(label3D, app);

    subTg.addChild(sh);

    Billboard billboard = new Billboard(subTg, nMode, billboardPoint);
    billboard.setSchedulingBounds(bounds);
    subTg.addChild(billboard);

    return subTg;
}

From source file:AxisClassDemoApp.java

public BranchGroup createSceneGraph() {

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

    // 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);

    // 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);

    Transform3D trans = new Transform3D();
    trans.set(new Vector3f(0.5f, 0.0f, 0.0f));
    TransformGroup objTrans = new TransformGroup(trans);
    objRoot.addChild(objSpin);/*from www.j a va 2s  .c o m*/
    objSpin.addChild(objTrans);
    objSpin.addChild(rotator);
    objTrans.addChild(new ColorCube(0.1));

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

    return objRoot;
}

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);

    objTrans.addChild(createColorCubes());
    objTrans.addChild(createPoints());/*ww  w .j a v  a 2  s . c o  m*/

    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:Text3DLoad.java

public BranchGroup createSceneGraph() {
    float sl = textString.length();
    // 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();
    // Assuming uniform size chars, set scale to fit string in view
    t3d.setScale(1.2 / sl);//from   w  w w  . jav a 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);
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    objScale.addChild(objTrans);

    Font3D f3d;
    if (tessellation > 0.0) {
        f3d = new Font3D(new Font(fontName, Font.PLAIN, 2), tessellation, new FontExtrusion());
    } else {
        f3d = new Font3D(new Font(fontName, Font.PLAIN, 2), new FontExtrusion());
    }
    Text3D txt = new Text3D(f3d, textString, new Point3f(-sl / 2.0f, -1.f, -1.f));
    Shape3D sh = new Shape3D();
    Appearance app = new Appearance();
    Material mm = new Material();
    mm.setLightingEnable(true);
    app.setMaterial(mm);
    sh.setGeometry(txt);
    sh.setAppearance(app);
    objTrans.addChild(sh);

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

    if (false) {
        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);
    }

    // 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(0.3f, 0.3f, 0.3f);
    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, -1.0f);

    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;
}

From source file:TriangulatorTest.java

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

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

    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);

    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
    rotator.setSchedulingBounds(bounds);

    objTrans.addChild(rotator);

    // triangulate the polygon
    GeometryInfo gi = new GeometryInfo(GeometryInfo.POLYGON_ARRAY);

    gi.setCoordinates(m_VertexArray);/*  ww  w.j  ava  2 s .  c  om*/

    int[] stripCountArray = { 10, 5 };
    int[] countourCountArray = { stripCountArray.length };

    gi.setContourCounts(countourCountArray);
    gi.setStripCounts(stripCountArray);

    Triangulator triangulator = new Triangulator();
    triangulator.triangulate(gi);

    NormalGenerator normalGenerator = new NormalGenerator();
    normalGenerator.generateNormals(gi);

    // create an appearance
    Appearance ap = new Appearance();

    // render as a wireframe
    PolygonAttributes polyAttrbutes = new PolygonAttributes();
    polyAttrbutes.setPolygonMode(PolygonAttributes.POLYGON_LINE);
    polyAttrbutes.setCullFace(PolygonAttributes.CULL_NONE);
    ap.setPolygonAttributes(polyAttrbutes);

    // add both a wireframe and a solid version
    // of the triangulated surface
    Shape3D shape1 = new Shape3D(gi.getGeometryArray(), ap);
    Shape3D shape2 = new Shape3D(gi.getGeometryArray());

    objTrans.addChild(shape1);
    objTrans.addChild(shape2);
    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:PointTest.java

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

    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, 14000, 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);

    Switch switchGroup = new Switch();
    switchGroup.setCapability(Switch.ALLOW_SWITCH_WRITE);

    switchGroup.addChild(createPoints(1, 5, false));
    switchGroup.addChild(createPoints(1, 5, true));
    switchGroup.addChild(createPoints(8, 10, false));
    switchGroup.addChild(createPoints(8, 10, true));

    switchGroup.addChild(createPoints(2, 5, false));
    switchGroup.addChild(createPoints(2, 5, true));
    switchGroup.addChild(createPoints(2, 20, false));
    switchGroup.addChild(createPoints(2, 20, true));

    // create a SwitchValueInterpolator to
    // cycle through the child nodes in the Switch Node
    Alpha switchAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE, 0, 0, 15000, 0, 0, 0, 0, 0);

    SwitchValueInterpolator switchInterpolator = new SwitchValueInterpolator(switchAlpha, switchGroup);
    switchInterpolator.setSchedulingBounds(getApplicationBounds());
    switchInterpolator.setEnable(true);//  ww  w.j  a va  2 s  . c om

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

    objTrans.addChild(switchGroup);
    objRoot.addChild(objTrans);

    return objRoot;
}

From source file:DoorApp.java

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

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

    OpenBehavior openObject = new OpenBehavior(doorTG);
    CloseBehavior closeObject = new CloseBehavior(doorTG);

    //prepare the behavior objects
    openObject.setBehaviorObjectPartner(closeObject);
    closeObject.setBehaviorObjectPartner(openObject);

    // set scheduling bounds for behavior objects
    BoundingSphere bounds = new BoundingSphere();
    openObject.setSchedulingBounds(bounds);
    closeObject.setSchedulingBounds(bounds);

    // assemble scene graph
    objRoot.addChild(openObject);//from   ww w.  ja v a  2 s.  com
    objRoot.addChild(closeObject);
    objRoot.addChild(doorTG);
    doorTG.addChild(new ColorCube(0.4));

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

    return objRoot;
}

From source file:MultiView.java

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

    //Make the scene graph
    try {/*from   w w  w. j  ava 2 s  .  co m*/
        TransformGroup objTrans = new TransformGroup();
        objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
        objRoot.addChild(objTrans);

        // Create appearance object for textured cube
        Appearance app = new Appearance();

        Texture tex = new TextureLoader("Dog.jpg", this).getTexture();
        app.setTexture(tex);

        // Create a simple shape leaf node, add it to the scene graph.
        Box textureCube = new Box(2, 3, 4, Box.GENERATE_TEXTURE_COORDS, app);

        objTrans.addChild(textureCube);

        // 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);

        BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);
        rotator.setSchedulingBounds(bounds);
        objTrans.addChild(rotator);
    } catch (RuntimeException e) {
        System.out.println("MultiView.createSceneBranchGroup:" + e.getMessage());
        System.exit(-1);
    }

    return objRoot;
}

From source file:ScenegraphTest.java

TransformGroup createLimb(double radius, double length) {
    // because the cylinder is centered at 0,0,0
    // we need to shift the cylinder so that the bottom of
    // the cylinder is at 0,0,0 and the top is at 0, length, 0

    TransformGroup tg = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3d(0, length / 2, 0));
    tg.setTransform(t3d);/* w w  w  .j  av  a 2  s .c o  m*/

    Appearance app = new Appearance();
    Color3f black = new Color3f(0.4f, 0.2f, 0.1f);
    Color3f objColor = new Color3f(1, 0.8f, 0.6f);
    app.setMaterial(new Material(objColor, black, objColor, black, 90.0f));

    Cylinder cylinder = new Cylinder((float) radius, (float) length, Primitive.GENERATE_NORMALS, app);

    tg.addChild(cylinder);
    return tg;
}