Example usage for javax.media.j3d TransformGroup TransformGroup

Introduction

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

Prototype

public TransformGroup() 

Source Link

Document

Constructs and initializes a TransformGroup using an identity transform.

Usage

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 . j  ava  2 s  . co 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:BillboardTest.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);/*from   w w  w  . ja  v a 2 s  . c o  m*/

    objTrans.addChild(createBillboard("AXIS - 0,1,0", new Point3f(-40.0f, 40.0f, 0.0f),
            Billboard.ROTATE_ABOUT_AXIS, new Point3f(0.0f, 1.0f, 0.0f), bounds));

    objTrans.addChild(createBillboard("POINT - 10,0,0", new Point3f(40.0f, 00.0f, 0.0f),
            Billboard.ROTATE_ABOUT_POINT, new Point3f(10.0f, 0.0f, 0.0f), bounds));

    objTrans.addChild(new ColorCube(20.0));

    objRoot.addChild(objTrans);

    return objRoot;
}

---

From source file:Text3DTest.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, 4000, 0, 0, 0);

    TornadoRotation rotator = new TornadoRotation(rotationAlpha, objTrans, yAxis, 0.0f, (float) Math.PI * 2.0f);
    rotator.setSchedulingBounds(bounds);
    objTrans.addChild(rotator);/*from   w  ww .  ja v  a2s .co m*/

    objTrans.addChild(createText3D(rotator, "setString", 1, 10.0f, 6.0f, Text3D.PATH_RIGHT));
    objRoot.addChild(objTrans);

    return objRoot;
}

---

From source file:PickWorld.java

public BranchGroup createSceneGraph(Canvas3D c) {
    // 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(1.0);//from w  w  w.  j av a 2s  .  c  o  m
    objScale.setTransform(t3d);
    objRoot.addChild(objScale);

    // Create a bounds for the background and behaviors
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 100.0);

    // Attach picking behavior utlities to the scene root.
    // They will wake up when user manipulates a scene node.
    PickRotateBehavior behavior = new PickRotateBehavior(objRoot, c, bounds);
    objRoot.addChild(behavior);

    PickZoomBehavior behavior2 = new PickZoomBehavior(objRoot, c, bounds);
    objRoot.addChild(behavior2);

    PickTranslateBehavior behavior3 = new PickTranslateBehavior(objRoot, c, bounds);
    objRoot.addChild(behavior3);

    // Set up the background
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.4f);
    Background bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    objRoot.addChild(bg);

    // 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);

    // Create a bunch of objects with a behavior and add them
    // into the scene graph.

    int row, col;
    int numRows = 3, numCols = 5;
    Appearance[][] app = new Appearance[numRows][numCols];

    for (row = 0; row < numRows; row++)
        for (col = 0; col < numCols; col++)
            app[row][col] = createAppearance(row * numCols + col);

    for (int i = 0; i < numRows; i++) {
        double ypos = (double) (i - numRows / 2) * 0.6;
        for (int j = 0; j < numCols; j++) {
            double xpos = (double) (j - numCols / 2) * 0.4;
            objScale.addChild(createObject(i, j, app[i][j], 0.1, xpos, ypos));
        }
    }

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

    return objRoot;
}

---

From source file:Text2DTest1.java

TransformGroup createText2D(String szText, Color3f color, int nSize, float scale, float trans) {
    TransformGroup tg = new TransformGroup();
    Transform3D t3d = new Transform3D();
    t3d.setScale(scale);/*w w w.ja v  a2 s  .  c o m*/
    t3d.setTranslation(new Vector3d(-8.0, trans, 0));

    tg.setTransform(t3d);

    Text2D text2D = new Text2D(szText, color, "SansSerif", nSize, Font.PLAIN);

    tg.addChild(text2D);
    return tg;
}

---

From source file:CompileTest.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);/*from ww  w.  j a  v  a 2 s . c  om*/

    objTrans.addChild(createColorCubes());

    objRoot.addChild(objTrans);

    return objRoot;
}

---

From source file:SimpleBehaviorApp.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);

    objRoot.addChild(objRotate);//ww  w . j a va  2s.c om
    objRotate.addChild(new ColorCube(0.4));

    SimpleBehavior myRotationBehavior = new SimpleBehavior(objRotate);
    myRotationBehavior.setSchedulingBounds(new BoundingSphere());
    objRoot.addChild(myRotationBehavior);

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

    return objRoot;
}

---

From source file:SimpleGeometry.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 . j  a v 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);
    objScale.addChild(objTrans);

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

    // 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);

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

    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);//from  www. j av  a 2 s.  c  om

    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);

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

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

    return objRoot;
}

---

From source file:ObjLoad.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(0.7);/*from w ww.  ja  v  a  2s.  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);

    int flags = ObjectFile.RESIZE;
    if (!noTriangulate)
        flags |= ObjectFile.TRIANGULATE;
    if (!noStripify)
        flags |= ObjectFile.STRIPIFY;
    ObjectFile f = new ObjectFile(flags, (float) (creaseAngle * Math.PI / 180.0));
    Scene s = null;
    try {
        s = f.load(filename);
    } catch (FileNotFoundException e) {
        System.err.println(e);
        System.exit(1);
    } catch (ParsingErrorException e) {
        System.err.println(e);
        System.exit(1);
    } catch (IncorrectFormatException e) {
        System.err.println(e);
        System.exit(1);
    }

    objTrans.addChild(s.getSceneGroup());

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

    if (spin) {
        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);

    return objRoot;
}

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