Example usage for javax.media.j3d Transform3D Transform3D

Introduction

In this page you can find the example usage for javax.media.j3d Transform3D Transform3D.

Prototype

public Transform3D() 

Source Link

Document

Constructs and initializes a transform to the identity matrix.

Usage

From source file:LoaderTest.java

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

    // create a TransformGroup to flip the hand onto its end and enlarge it.
    TransformGroup objTrans1 = new TransformGroup();
    Transform3D tr = new Transform3D();
    objTrans1.getTransform(tr);/*from   ww w . j ava 2 s.  c  om*/
    tr.rotX(90.0 * Math.PI / 180.0);
    tr.setScale(10.0);
    objTrans1.setTransform(tr);

    // create a TransformGroup to rotate the hand
    TransformGroup objTrans2 = new TransformGroup();
    objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objTrans2.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);

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

    // create a RotationInterpolator behavior to rotate the hand
    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, objTrans2, yAxis, 0.0f,
            (float) Math.PI * 2.0f);
    rotator.setSchedulingBounds(bounds);
    objTrans2.addChild(rotator);

    // Set up the global lights
    Color3f lColor1 = new Color3f(0.7f, 0.7f, 0.7f);
    Vector3f lDir1 = new Vector3f(-1.0f, -1.0f, -1.0f);
    Color3f alColor = new Color3f(0.2f, 0.2f, 0.2f);

    AmbientLight aLgt = new AmbientLight(alColor);
    aLgt.setInfluencingBounds(bounds);
    DirectionalLight lgt1 = new DirectionalLight(lColor1, lDir1);
    lgt1.setInfluencingBounds(bounds);

    objRoot.addChild(aLgt);
    objRoot.addChild(lgt1);

    // load the object file
    Scene scene = null;
    Shape3D shape = null;

    // read in the geometry information from the data file
    ObjectFile objFileloader = new ObjectFile(ObjectFile.RESIZE);

    try {
        scene = objFileloader.load("hand1.obj");
    } catch (Exception e) {
        scene = null;
        System.err.println(e);
    }

    if (scene == null)
        System.exit(1);

    // retrieve the Shape3D object from the scene
    BranchGroup branchGroup = scene.getSceneGroup();
    shape = (Shape3D) branchGroup.getChild(0);

    // create an Appearance and Material
    Appearance app = new Appearance();
    Color3f objColor = new Color3f(1.0f, 0.7f, 0.8f);
    Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
    app.setMaterial(new Material(objColor, black, objColor, black, 80.0f));

    // assign the appearance to the Shape
    shape.setAppearance(app);

    // connect the scenegraph
    objTrans2.addChild(scene.getSceneGroup());
    objTrans1.addChild(objTrans2);
    objRoot.addChild(objTrans1);

    return objRoot;
}

---

From source file:SimpleTransform.java

/**
 * This builds the content branch of our scene graph. The root of the shapes
 * supplied as a parameter is slightly tilted to reveal its 3D shape. It
 * also uses the addLights function to add some lights to the scene. The
 * group that the shape is added to has its capabilities set so that we can
 * read and write it.//from   w  ww . j  ava 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(Node shape) {
    BranchGroup contentBranch = new BranchGroup();
    Transform3D rotateCube = new Transform3D();
    rotateCube.set(new AxisAngle4d(1.0, 1.0, 0.0, Math.PI / 4.0));
    rotationGroup = new TransformGroup(rotateCube);
    //Set the capabilities so that the transform can be accessed
    rotationGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    rotationGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    contentBranch.addChild(rotationGroup);
    rotationGroup.addChild(shape);
    addLights(contentBranch);
    return contentBranch;
}

---

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.
 * //from  w w w  .  j a  va  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(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;
}

---

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.
 * /*www.j  a  v  a2s  .  co  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;
}

---

From source file:KeyNavigatorApp.java

public BranchGroup createSceneGraph(SimpleUniverse su) {
    // Create the root of the branch graph
    TransformGroup vpTrans = null;/*from   www .java2 s  .  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;
}

---

From source file:CuboidTest.java

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

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

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

    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);// w  ww .  j a  va2s .c  o m

    // 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);

    objTrans.addChild(new Cuboid(50, 30, 20, ap));
    objTrans.addChild(new Box(25, 15, 10, ap));

    objRoot.addChild(objTrans);

    return objRoot;
}

---

From source file:VrmlPickingTest.java

public TransformGroup[] getViewTransformGroupArray() {
    TransformGroup[] tgArray = new TransformGroup[1];
    tgArray[0] = new TransformGroup();

    Transform3D viewTrans = new Transform3D();
    Transform3D eyeTrans = new Transform3D();

    BoundingSphere sceneBounds = (BoundingSphere) m_SceneBranchGroup.getBounds();

    // point the view at the center of the object
    Point3d center = new Point3d();
    sceneBounds.getCenter(center);//from w  w w. ja va2s . c  o m
    double radius = sceneBounds.getRadius();
    Vector3d temp = new Vector3d(center);
    viewTrans.set(temp);

    // pull the eye back far enough to see the whole object
    double eyeDist = 1.4 * radius / Math.tan(Math.toRadians(40) / 2.0);
    temp.x = 0.0;
    temp.y = 0.0;
    temp.z = eyeDist;
    eyeTrans.set(temp);
    viewTrans.mul(eyeTrans);

    // set the view transform
    tgArray[0].setTransform(viewTrans);

    return tgArray;
}

---

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 va2s.co 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);

    // 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;
}

---

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  www  .  j  a va 2 s  . c  o 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: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);//from www.ja v  a2s.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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