Example usage for javax.media.j3d Alpha Alpha

Introduction

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

Prototype

public Alpha(int loopCount, long increasingAlphaDuration) 

Source Link

Document

This constructor takes only the loopCount and increasingAlphaDuration as parameters and assigns the default values to all of the other parameters.

Usage

From source file:HelloWorld.java

private static BranchGroup createSceneGraph() {
    // Make a scene graph branch
    BranchGroup branch = new BranchGroup();

    // Make a changeable 3D transform
    TransformGroup trans = new TransformGroup();
    trans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    branch.addChild(trans);/*w ww  . j  a va2 s . c o m*/

    // Make a shape
    ColorCube demo = new ColorCube(0.4);
    trans.addChild(demo);

    // Make a behavor to spin the shape
    Alpha spinAlpha = new Alpha(-1, 4000);
    RotationInterpolator spinner = new RotationInterpolator(spinAlpha, trans);
    spinner.setSchedulingBounds(new BoundingSphere(new Point3d(), 1000.0));
    trans.addChild(spinner);

    return branch;
}

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From source file:Rotation.java

/**
 * Erstellt den Szenegraphen/*from  ww  w . 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);
    TransformGroup spin = new TransformGroup();
    spin.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    spin.addChild(new ColorCube(0.4));
    objDreh.addChild(spin);
    objWurzel.addChild(objDreh);

    // Drehung
    Alpha spinAlpha = new Alpha(-1, 5000);
    RotationInterpolator dreher = new RotationInterpolator(spinAlpha, spin);
    BoundingSphere zone = new BoundingSphere();
    dreher.setSchedulingBounds(zone);
    spin.addChild(dreher);

    return objWurzel;
}

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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  w  w.jav  a  2  s .c  o m*/

    // 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;
}

---

From source file:HelloUniverse1.java

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

    // Create the TransformGroup node and initialize it to the
    // identity. Enable the TRANSFORM_WRITE capability so that
    // our behavior code can modify it at run time. Add it to
    // the root of the subgraph.
    TransformGroup objTrans = new TransformGroup();
    objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    objRoot.addChild(objTrans);// ww w . ja va  2  s .  co m

    // Create a simple Shape3D node; add it to the scene graph.
    objTrans.addChild(new ColorCube(0.4));

    // Create a new Behavior object that will perform the
    // desired operation on the specified transform and add
    // it into the scene graph.
    Transform3D yAxis = new Transform3D();
    Alpha rotationAlpha = new Alpha(-1, 4000);

    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);
    objRoot.addChild(rotator);

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

    return objRoot;
}

---

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);/*  w  w w.j  a  va  2  s .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:Text3DApp.java

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

    Transform3D t3D = new Transform3D();
    t3D.setTranslation(new Vector3f(0.0f, 0.0f, -3.0f));
    TransformGroup objMove = new TransformGroup(t3D);
    objRoot.addChild(objMove);//from w  ww. ja v  a 2 s  . c o m

    // 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);
    objMove.addChild(objSpin);

    Appearance textAppear = new Appearance();
    ColoringAttributes textColor = new ColoringAttributes();
    textColor.setColor(1.0f, 0.0f, 0.0f);
    textAppear.setColoringAttributes(textColor);
    textAppear.setMaterial(new Material());

    // Create a simple shape leaf node, add it to the scene graph.
    Font3D font3D = new Font3D(new Font("Helvetica", Font.PLAIN, 1), new FontExtrusion());
    Text3D textGeom = new Text3D(font3D, new String("3DText"));
    textGeom.setAlignment(Text3D.ALIGN_CENTER);
    Shape3D textShape = new Shape3D();
    textShape.setGeometry(textGeom);
    textShape.setAppearance(textAppear);
    objSpin.addChild(textShape);

    // 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, 10000);

    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);

    DirectionalLight lightD = new DirectionalLight();
    lightD.setInfluencingBounds(bounds);
    lightD.setDirection(new Vector3f(0.0f, 0.0f, -1.0f));
    lightD.setColor(new Color3f(1.0f, 0.0f, 1.0f));
    objMove.addChild(lightD);

    AmbientLight lightA = new AmbientLight();
    lightA.setInfluencingBounds(bounds);
    objMove.addChild(lightA);

    return objRoot;
}

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From source file:FPSCounterDemo.java

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

   // Create the TransformGroup node and initialize it to the
   // identity. Enable the TRANSFORM_WRITE capability so that
   // our behavior code can modify it at run time. Add it to
   // the root of the subgraph.
   TransformGroup objTrans = new TransformGroup();
   objTrans.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
   objRoot.addChild(objTrans);/*from w  ww.  ja v  a 2s . com*/

   // Create a simple Shape3D node; add it to the scene graph.
   objTrans.addChild(new ColorCube(0.4));

   // Create a new Behavior object that will perform the
   // desired operation on the specified transform and add
   // it into the scene graph.
   Transform3D yAxis = new Transform3D();
   Alpha rotationAlpha = new Alpha(-1, 4000);

   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);
   objRoot.addChild(rotator);

   // Create the Framecounter behavior
   fpsCounter.setSchedulingBounds(bounds);
   objRoot.addChild(fpsCounter);

   return objRoot;
}

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From source file:Text2DApp.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);/*ww w  .  ja  v  a 2s .  c  o  m*/

    // Create a simple Text2D leaf node, add it to the scene graph.
    Text2D text2d = new Text2D("2D text in Java 3D", new Color3f(0.9f, 1.0f, 1.0f), "Helvetica", 24,
            Font.ITALIC);

    objSpin.addChild(text2d);

    Appearance textAppear = text2d.getAppearance();

    // The following 4 lines of code (commented out) make the Text2D object
    // 2-sided.
    // This code depends on the line of code above that sets TextAppear.
    //         PolygonAttributes polyAttrib = new PolygonAttributes();
    //         polyAttrib.setCullFace(PolygonAttributes.CULL_NONE);
    //         polyAttrib.setBackFaceNormalFlip(true);
    //         textAppear.setPolygonAttributes(polyAttrib);

    // The following 12 lines of code (commented out) use the texture from
    // the previous Text2D object on another object.
    // This code depends on the line of code above that sets TextAppear.
    //         QuadArray qa = new QuadArray(4, QuadArray.COORDINATES |
    //                                         QuadArray.TEXTURE_COORDINATE_2);
    //         qa.setCoordinate(0, new Point3f(-10.0f, 1.0f, -5.0f));
    //         qa.setCoordinate(1, new Point3f(-10.0f, -1.0f, -5.0f));
    //         qa.setCoordinate(2, new Point3f(10.0f, -1.0f, -5.0f));
    //         qa.setCoordinate(3, new Point3f(10.0f, 1.0f, -5.0f));
    //         qa.setTextureCoordinate(0, new Point2f(0.0f, 1.0f));
    //         qa.setTextureCoordinate(1, new Point2f(0.0f, 0.0f));
    //         qa.setTextureCoordinate(2, new Point2f(1.0f, 0.0f));
    //         qa.setTextureCoordinate(3, new Point2f(1.0f, 1.0f));
    //
    //         objRoot.addChild(new Shape3D(qa, textAppear));

    // 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, 8000);

    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);

    Background backg = new Background();
    backg.setColor(0.4f, 0.4f, 1.0f);
    backg.setApplicationBounds(new BoundingSphere());
    objRoot.addChild(backg);

    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 ww w  .j a  v  a2  s.  co  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: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);//w w  w .j  a  v 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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