Example usage for javax.media.j3d SpotLight SpotLight

List of usage examples for javax.media.j3d SpotLight SpotLight

Introduction

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

Prototype

public SpotLight() 

Source Link

Document

Constructs a SpotLight node with default parameters.

Usage

From source file:SpotLightApp.java

SpotLight newSpotLight(Bounds bounds, Point3f pos, float spread, float concentration) {
    SpotLight sl = new SpotLight();
    sl.setInfluencingBounds(bounds);//from w  w  w . j  ava2s . c  om
    sl.setPosition(pos);
    sl.setSpreadAngle(spread);
    sl.setConcentration(concentration);
    return sl;
}

From source file:ExSpotLight.java

public Group buildScene() {
    // Get the current color, position, attenuation,
    // spread angle, and concentration
    Color3f color = (Color3f) colors[currentColor].value;
    Point3f pos = (Point3f) positions[currentPosition].value;
    Vector3f dir = (Vector3f) directions[currentDirection].value;
    Point3f atten = (Point3f) attenuations[currentAttenuation].value;
    float spread = ((Double) spreads[currentSpread].value).floatValue();
    float concen = ((Double) concentrations[currentConcentration].value).floatValue();

    // Turn off the example headlight
    setHeadlightEnable(false);//from   w ww .  j  a  v  a  2  s  . co m

    // Build the scene root
    Group scene = new Group();

    // BEGIN EXAMPLE TOPIC
    // Create influencing bounds
    BoundingSphere worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center
            1000.0); // Extent

    // Set the light color and its influencing bounds
    light = new SpotLight();
    light.setEnable(lightOnOff);
    light.setColor(color);
    light.setPosition(pos);
    light.setAttenuation(atten);
    light.setDirection(dir);
    light.setSpreadAngle(spread);
    light.setConcentration(concen);
    light.setCapability(SpotLight.ALLOW_STATE_WRITE);
    light.setCapability(SpotLight.ALLOW_COLOR_WRITE);
    light.setCapability(SpotLight.ALLOW_POSITION_WRITE);
    light.setCapability(SpotLight.ALLOW_ATTENUATION_WRITE);
    light.setCapability(SpotLight.ALLOW_DIRECTION_WRITE);
    light.setCapability(SpotLight.ALLOW_SPREAD_ANGLE_WRITE);
    light.setCapability(SpotLight.ALLOW_CONCENTRATION_WRITE);
    light.setInfluencingBounds(worldBounds);
    scene.addChild(light);
    // END EXAMPLE TOPIC

    // Build foreground geometry
    scene.addChild(new SphereGroup());

    // Add annotation arrows in a fan to show light ray directions,
    // positions, and the spread angle
    scene.addChild(buildArrows());

    return scene;
}

From source file:LightsNPlanesApp.java

public LightsNPlanesApp() {
    setLayout(new BorderLayout());
    Canvas3D c = new Canvas3D(null);
    add("Center", c);

    BoundingSphere bounds = new BoundingSphere(new Point3d(), 0.1);

    Vector3f direction = new Vector3f(0.0f, -1.0f, 0.0f);
    Point3f position = new Point3f(0.0f, 0.5f, -0.3f);

    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f red = new Color3f(1.0f, 0.0f, 0.0f);
    Color3f green = new Color3f(0.0f, 1.0f, 0.0f);
    Color3f blue = new Color3f(0.0f, 0.0f, 1.0f);

    BranchGroup scene = new BranchGroup();

    IndexedQuadArray qa = new IndexedQuadArray(9, QuadArray.COORDINATES | QuadArray.NORMALS, 16);
    qa.setCoordinate(0, new Point3f(-0.3f, 0.3f, -0.3f));
    qa.setCoordinate(1, new Point3f(0.0f, 0.3f, -0.3f));
    qa.setCoordinate(2, new Point3f(0.3f, 0.3f, -0.3f));
    qa.setCoordinate(3, new Point3f(-0.3f, 0.0f, 0.0f));
    qa.setCoordinate(4, new Point3f(0.0f, 0.0f, 0.0f));
    qa.setCoordinate(5, new Point3f(0.3f, 0.0f, 0.0f));
    qa.setCoordinate(6, new Point3f(-0.3f, -0.3f, 0.3f));
    qa.setCoordinate(7, new Point3f(0.0f, -0.3f, 0.3f));
    qa.setCoordinate(8, new Point3f(0.3f, -0.3f, 0.3f));
    Vector3f n = new Vector3f(0.0f, 0.6f, 0.8f);
    n.normalize();/*from   ww  w  . j a  v  a2  s  .  co m*/
    qa.setNormal(0, n);
    qa.setNormal(1, n);
    qa.setNormal(2, n);
    qa.setNormal(3, n);
    qa.setNormal(4, n);
    qa.setNormal(5, n);
    qa.setNormal(6, n);
    qa.setNormal(7, n);
    qa.setNormal(8, n);

    qa.setCoordinateIndex(0, 0);
    qa.setCoordinateIndex(1, 3);
    qa.setCoordinateIndex(2, 4);
    qa.setCoordinateIndex(3, 1);
    qa.setCoordinateIndex(4, 1);
    qa.setCoordinateIndex(5, 4);
    qa.setCoordinateIndex(6, 5);
    qa.setCoordinateIndex(7, 2);
    qa.setCoordinateIndex(8, 3);
    qa.setCoordinateIndex(9, 6);
    qa.setCoordinateIndex(10, 7);
    qa.setCoordinateIndex(11, 4);
    qa.setCoordinateIndex(12, 4);
    qa.setCoordinateIndex(13, 7);
    qa.setCoordinateIndex(14, 8);
    qa.setCoordinateIndex(15, 5);

    TransformGroup trans1 = createTG(-0.7f, 0.0f, -0.5f);
    scene.addChild(trans1);

    TransformGroup trans2 = createTG(0.0f, 0.0f, -0.5f);
    scene.addChild(trans2);

    TransformGroup trans3 = createTG(0.7f, 0.0f, -0.5f);
    scene.addChild(trans3);

    Appearance qAppear = createMatAppear(white, white, 5.0f);
    Shape3D p1 = new Shape3D(qa, qAppear);
    //    p1.setBoundsAutoCompute(false);
    p1.setBounds(bounds);
    p1.setCapability(Node.ALLOW_BOUNDS_READ);
    trans1.addChild(p1);

    Shape3D p2 = new Shape3D(qa, qAppear);
    p2.setBounds(bounds);
    p2.setCapability(Node.ALLOW_BOUNDS_READ);
    trans2.addChild(p2);

    Shape3D p3 = new Shape3D(qa, qAppear);
    p3.setBounds(bounds);
    p3.setCapability(Node.ALLOW_BOUNDS_READ);
    trans3.addChild(p3);

    AmbientLight lightA = new AmbientLight();
    lightA.setInfluencingBounds(new BoundingSphere());
    lightA.setCapability(Light.ALLOW_INFLUENCING_BOUNDS_READ);
    scene.addChild(lightA);

    DirectionalLight lightD = new DirectionalLight();
    lightD.setInfluencingBounds(bounds);
    lightD.setBoundsAutoCompute(false);
    lightD.setCapability(Light.ALLOW_INFLUENCING_BOUNDS_READ);
    lightD.setDirection(direction);
    lightD.setColor(red);
    trans1.addChild(lightD);

    PointLight lightP = new PointLight();
    lightP.setInfluencingBounds(bounds);
    lightP.setCapability(Light.ALLOW_INFLUENCING_BOUNDS_READ);
    lightP.setPosition(position);
    lightP.setColor(green);
    trans2.addChild(lightP);

    SpotLight lightS = new SpotLight();
    lightS.setInfluencingBounds(bounds);
    lightS.setCapability(Light.ALLOW_INFLUENCING_BOUNDS_READ);
    lightS.setPosition(position);
    lightS.setDirection(direction);
    lightS.setSpreadAngle(0.3f);
    lightS.setConcentration(1.0f);
    lightS.setColor(blue);
    trans3.addChild(lightS);

    Background background = new Background();
    background.setApplicationBounds(new BoundingSphere());
    background.setColor(1.0f, 1.0f, 1.0f);
    scene.addChild(background);

    scene.compile();
    System.out.print("bounds object: ");
    System.out.println(bounds);

    System.out.print("influencing bounds for lightA: ");
    System.out.println(lightA.getInfluencingBounds());

    System.out.print("influencing bounds for lightD: ");
    System.out.println(lightD.getInfluencingBounds());

    System.out.print("influencing bounds for lightP: ");
    System.out.println(lightP.getInfluencingBounds());

    System.out.print("influencing bounds for lightS: ");
    System.out.println(lightS.getInfluencingBounds());

    System.out.print("bounds for plane1: ");
    System.out.println(p1.getBounds());

    System.out.print("bounds for plane2: ");
    System.out.println(p2.getBounds());

    System.out.print("bounds for plane3: ");
    System.out.println(p3.getBounds());

    BoundingSphere bs0 = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 0.2);
    BoundingSphere bs1 = new BoundingSphere(new Point3d(-0.1, 0.0, 0.0), 0.2);
    BoundingSphere bs2 = new BoundingSphere(new Point3d(-0.2, 0.0, 0.0), 0.2);
    BoundingSphere bs3 = new BoundingSphere(new Point3d(-0.3, 0.0, 0.0), 0.2);
    BoundingSphere bs4 = new BoundingSphere(new Point3d(-0.4, 0.0, 0.0), 0.2);
    BoundingSphere bs5 = new BoundingSphere(new Point3d(-0.5, 0.0, 0.0), 0.2);
    BoundingSphere bs6 = new BoundingSphere(new Point3d(-0.6, 0.0, 0.0), 0.2);
    BoundingSphere bs7 = new BoundingSphere(new Point3d(-0.7, 0.0, 0.0), 0.2);
    BoundingSphere bs8 = new BoundingSphere(new Point3d(-0.8, 0.0, 0.0), 0.2);
    BoundingBox bb1 = new BoundingBox(bs1);
    BoundingBox bb2 = new BoundingBox(bs2);
    BoundingBox bb3 = new BoundingBox(bs3);
    BoundingBox bb4 = new BoundingBox(bs4);
    BoundingBox bb5 = new BoundingBox(bs5);
    BoundingBox bb6 = new BoundingBox(bs6);
    BoundingBox bb7 = new BoundingBox(bs7);
    BoundingBox bb8 = new BoundingBox(bs8);

    if (bs0.intersect(bs1))
        System.out.println("bs0 intersects bs1");
    if (bs0.intersect(bs2))
        System.out.println("bs0 intersects bs2");
    if (bs0.intersect(bs3))
        System.out.println("bs0 intersects bs3");
    if (bs0.intersect(bs4))
        System.out.println("bs0 intersects bs4");
    if (bs0.intersect(bs5))
        System.out.println("bs0 intersects bs5");
    if (bs0.intersect(bs6))
        System.out.println("bs0 intersects bs6");
    if (bs0.intersect(bs7))
        System.out.println("bs0 intersects bs7");
    if (bs0.intersect(bs8))
        System.out.println("bs0 intersects bs8");

    if (bs0.intersect(bb1))
        System.out.println("bs0 intersects bb1");
    if (bs0.intersect(bb2))
        System.out.println("bs0 intersects bb2");
    if (bs0.intersect(bb3))
        System.out.println("bs0 intersects bb3");
    if (bs0.intersect(bb4))
        System.out.println("bs0 intersects bb4");
    if (bs0.intersect(bb5))
        System.out.println("bs0 intersects bb5");
    if (bs0.intersect(bb6))
        System.out.println("bs0 intersects bb6");
    if (bs0.intersect(bb7))
        System.out.println("bs0 intersects bb7");
    if (bs0.intersect(bb8))
        System.out.println("bs0 intersects bb8");

    SimpleUniverse u = new SimpleUniverse(c);

    // This will move the ViewPlatform back a bit so the
    // objects in the scene can be viewed.
    u.getViewingPlatform().setNominalViewingTransform();

    u.addBranchGraph(scene);
}

From source file:LightTest.java

protected Light createLight() {
    return (Light) new SpotLight();
}