Example usage for javax.media.j3d DirectionalLight setInfluencingBounds

Introduction

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

Prototype

public void setInfluencingBounds(Bounds region) 

Source Link

Document

Sets the Light's influencing region to the specified bounds.

Usage

From source file:ExAppearance.java

public Group buildScene() {
    // Turn off the example headlight
    setHeadlightEnable(false);//from  www.ja va2 s.  c o  m

    // Build the scene group
    Group objRoot = new Group();

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

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

    // Add a background
    Background background = new Background();
    background.setColor(new Color3f(0.0f, 0.5f, 1.0f));
    background.setApplicationBounds(bounds);
    objRoot.addChild(background);

    // Create a bunch of objects with a behavior and add them
    // into the scene graph.
    int row, col;
    Appearance[][] app = new Appearance[3][3];

    for (row = 0; row < 3; row++)
        for (col = 0; col < 3; col++)
            app[row][col] = createAppearance(row * 3 + col);

    for (int i = 0; i < 3; i++) {
        double ypos = (double) (i - 1) * 1.9;
        for (int j = 0; j < 3; j++) {
            double xpos = (double) (j - 1) * 2.1;
            objRoot.addChild(createObject(app[i][j], 1.0, xpos, ypos));
        }
    }

    return objRoot;
}

---

From source file:Morphing.java

private 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  w w.j  ava 2s .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 bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    objScale.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);
    objScale.addChild(aLgt);
    objScale.addChild(lgt1);

    //
    // Create the transform group nodes for the 3 original objects
    // and the morphed object. Add them to the root of the
    // branch graph.
    //
    TransformGroup objTrans[] = new TransformGroup[4];

    for (int i = 0; i < 4; i++) {
        objTrans[i] = new TransformGroup();
        objScale.addChild(objTrans[i]);
    }

    Transform3D tr = new Transform3D();
    Transform3D rotX90 = new Transform3D();
    rotX90.rotX(90.0 * Math.PI / 180.0);

    objTrans[0].getTransform(tr);
    tr.setTranslation(new Vector3d(-2.0, 1.5, -2.0));
    tr.mul(rotX90);
    objTrans[0].setTransform(tr);

    objTrans[1].getTransform(tr);
    tr.setTranslation(new Vector3d(0.0, 1.5, -2.0));
    tr.mul(rotX90);
    objTrans[1].setTransform(tr);

    objTrans[2].getTransform(tr);
    tr.setTranslation(new Vector3d(2.0, 1.5, -2.0));
    tr.mul(rotX90);
    objTrans[2].setTransform(tr);

    objTrans[3].getTransform(tr);
    tr.setTranslation(new Vector3d(0.0, -2.0, -2.0));
    tr.mul(rotX90);
    objTrans[3].setTransform(tr);

    // Now load the object files
    Scene s[] = new Scene[3];
    GeometryArray g[] = new GeometryArray[3];
    Shape3D shape[] = new Shape3D[3];
    ObjectFile loader = new ObjectFile(ObjectFile.RESIZE);
    for (int i = 0; i < 3; i++) {
        s[i] = null;
        g[i] = null;
        shape[i] = null;
    }

    for (int i = 0; i < 3; i++) {
        try {
            s[i] = loader.load(objFiles[i]);
        } 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);
        }

        BranchGroup b = s[i].getSceneGroup();
        shape[i] = (Shape3D) b.getChild(0);
        g[i] = (GeometryArray) shape[i].getGeometry();

        shape[i].setGeometry(g[i]);
        objTrans[i].addChild(b);
    }

    //
    // Create a Morph node, and set the appearance and input geometry
    // arrays. Set the Morph node's capability bits to allow the weights
    // to be modified at runtime.
    //
    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));
    Morph morph = new Morph(g, app);
    morph.setCapability(Morph.ALLOW_WEIGHTS_READ);
    morph.setCapability(Morph.ALLOW_WEIGHTS_WRITE);

    objTrans[3].addChild(morph);

    // Now create the Alpha object that controls the speed of the
    // morphing operation.
    Alpha morphAlpha = new Alpha(-1, Alpha.INCREASING_ENABLE | Alpha.DECREASING_ENABLE, 0, 0, 2000, 1000, 200,
            2000, 1000, 200);

    // Finally, create the morphing behavior
    MorphingBehavior mBeh = new MorphingBehavior(morphAlpha, morph);
    mBeh.setSchedulingBounds(bounds);
    objScale.addChild(mBeh);

    return objRoot;
}

---

From source file:AppearanceExplorer.java

Group setupLights() {

    Group group = new Group();

    // set up the BoundingSphere for all the lights
    BoundingSphere bounds = new BoundingSphere(new Point3d(), 100.0);

    // Set up the ambient light
    AmbientLight lightAmbient = new AmbientLight(medGrey);
    lightAmbient.setInfluencingBounds(bounds);
    lightAmbient.setCapability(Light.ALLOW_STATE_WRITE);
    group.addChild(lightAmbient);//from  w  w w  . j av a  2s .c o  m

    lightSwitch = new Switch();
    lightSwitch.setCapability(Switch.ALLOW_SWITCH_WRITE);
    group.addChild(lightSwitch);

    // Set up the directional light
    Vector3f lightDirection1 = new Vector3f(0.0f, 0.0f, -1.0f);
    DirectionalLight lightDirectional1 = new DirectionalLight(white, lightDirection1);
    lightDirectional1.setInfluencingBounds(bounds);
    lightDirectional1.setCapability(Light.ALLOW_STATE_WRITE);
    lightSwitch.addChild(lightDirectional1);

    Point3f lightPos1 = new Point3f(-4.0f, 8.0f, 16.0f);
    Point3f lightAttenuation1 = new Point3f(1.0f, 0.0f, 0.0f);
    PointLight pointLight1 = new PointLight(brightWhite, lightPos1, lightAttenuation1);
    pointLight1.setInfluencingBounds(bounds);
    lightSwitch.addChild(pointLight1);

    Point3f lightPos2 = new Point3f(-16.0f, 8.0f, 4.0f);
    //Point3f lightPos = new Point3f(-4.0f, 2.0f, 1.0f);
    Point3f lightAttenuation2 = new Point3f(1.0f, 0.0f, 0.0f);
    PointLight pointLight2 = new PointLight(white, lightPos2, lightAttenuation2);
    pointLight2.setInfluencingBounds(bounds);
    lightSwitch.addChild(pointLight2);

    return group;
}

---

From source file:Gouraud.java

/**
 * Erstellt den Szenegraphen/*from   w ww .  java  2s .c om*/
 * 
 * @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);
    //Loader
    ObjectFile file = new ObjectFile(ObjectFile.RESIZE);
    Scene scene = null;
    try {
        // Laden der Obj Datei mittels jar
        scene = file.load(ClassLoader.getSystemResource("teapot.obj"));
    } catch (Exception e) {
        System.err.println(e);
        System.exit(1);
    }
    objDreh.addChild(scene.getSceneGroup());

    DirectionalLight d_Licht = new DirectionalLight(new Color3f(1.0f, 1.0f, 1.0f),
            new Vector3f(-1.0f, -1.0f, -1.0f));
    d_Licht.setInfluencingBounds(new BoundingSphere(new Point3d(0.0d, 0.0d, 0.0d), 100.0d));
    objDreh.addChild(d_Licht);
    objWurzel.addChild(objDreh);
    return objWurzel;
}

---

From source file:ExBackgroundImage.java

public TowerScene(Component observer) {
    BoundingSphere worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center
            1000.0); // Extent

    // Add a few lights
    AmbientLight ambient = new AmbientLight();
    ambient.setEnable(true);//www.  ja  v  a  2s.  co  m
    ambient.setColor(new Color3f(0.2f, 0.2f, 0.2f));
    ambient.setInfluencingBounds(worldBounds);
    addChild(ambient);

    DirectionalLight dir1 = new DirectionalLight();
    dir1.setEnable(true);
    dir1.setColor(new Color3f(1.0f, 0.15f, 0.15f));
    dir1.setDirection(new Vector3f(0.8f, -0.35f, -0.5f));
    dir1.setInfluencingBounds(worldBounds);
    addChild(dir1);

    DirectionalLight dir2 = new DirectionalLight();
    dir2.setEnable(true);
    dir2.setColor(new Color3f(0.15f, 0.15f, 1.0f));
    dir2.setDirection(new Vector3f(-0.7f, -0.35f, 0.5f));
    dir2.setInfluencingBounds(worldBounds);
    addChild(dir2);

    // Load textures
    TextureLoader texLoader = new TextureLoader("moon5.jpg", observer);
    Texture moon = texLoader.getTexture();
    if (moon == null)
        System.err.println("Cannot load moon5.jpg texture");
    else {
        moon.setBoundaryModeS(Texture.WRAP);
        moon.setBoundaryModeT(Texture.WRAP);
        moon.setMinFilter(Texture.NICEST);
        moon.setMagFilter(Texture.NICEST);
        moon.setMipMapMode(Texture.BASE_LEVEL);
        moon.setEnable(true);
    }

    texLoader = new TextureLoader("stonebrk2.jpg", observer);
    Texture stone = texLoader.getTexture();
    if (stone == null)
        System.err.println("Cannot load stonebrk2.jpg texture");
    else {
        stone.setBoundaryModeS(Texture.WRAP);
        stone.setBoundaryModeT(Texture.WRAP);
        stone.setMinFilter(Texture.NICEST);
        stone.setMagFilter(Texture.NICEST);
        stone.setMipMapMode(Texture.BASE_LEVEL);
        stone.setEnable(true);
    }

    //
    //  Build a rough terrain
    //
    Appearance moonApp = new Appearance();

    Material moonMat = new Material();
    moonMat.setAmbientColor(0.5f, 0.5f, 0.5f);
    moonMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    moonMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    moonApp.setMaterial(moonMat);

    TextureAttributes moonTexAtt = new TextureAttributes();
    moonTexAtt.setTextureMode(TextureAttributes.MODULATE);
    moonTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    moonApp.setTextureAttributes(moonTexAtt);

    if (moon != null)
        moonApp.setTexture(moon);

    CraterGrid grid = new CraterGrid(50, 50, // grid dimensions
            1.0, 1.0, // grid spacing
            4.0, // height exageration factor
            craters, // grid elevations
            moonApp); // grid appearance
    addChild(grid);

    //
    // Build several towers on the terrain
    //
    SharedGroup tower = new SharedGroup();
    Appearance towerApp = new Appearance();

    Material towerMat = new Material();
    towerMat.setAmbientColor(0.6f, 0.6f, 0.6f);
    towerMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    towerMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    towerApp.setMaterial(towerMat);

    Transform3D tr = new Transform3D();
    tr.setScale(new Vector3d(4.0, 4.0, 1.0));

    TextureAttributes towerTexAtt = new TextureAttributes();
    towerTexAtt.setTextureMode(TextureAttributes.MODULATE);
    towerTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    towerTexAtt.setTextureTransform(tr);
    towerApp.setTextureAttributes(towerTexAtt);

    if (stone != null)
        towerApp.setTexture(stone);

    Arch towerShape = new Arch(0.0, // start Phi
            1.571, // end Phi
            2, // nPhi
            0.0, // start Theta
            Math.PI * 2.0, // end Theta
            5, // nTheta
            3.0, // start radius
            8.0, // end radius
            0.0, // start phi thickness
            0.0, // end phi thickness
            towerApp); // appearance
    tower.addChild(towerShape);

    // Place towers
    Matrix3f rot = new Matrix3f();
    rot.setIdentity();

    TransformGroup tg = new TransformGroup(new Transform3D(rot, new Vector3d(2.0, -3.0, -8.0), 1.0));
    tg.addChild(new Link(tower));
    addChild(tg);

    tg = new TransformGroup(new Transform3D(rot, new Vector3d(-1.0, -3.0, -6.0), 0.5));
    tg.addChild(new Link(tower));
    addChild(tg);

    tg = new TransformGroup(new Transform3D(rot, new Vector3d(5.0, -3.0, -6.0), 0.75));
    tg.addChild(new Link(tower));
    addChild(tg);

    tg = new TransformGroup(new Transform3D(rot, new Vector3d(1.0, -3.0, -3.0), 0.35));
    tg.addChild(new Link(tower));
    addChild(tg);
}

---

From source file:ExSwitch.java

public Group buildScene() {
    // Turn on the example headlight
    setHeadlightEnable(true);/*  w  w w. j a v  a2 s . c o m*/

    // Default to walk navigation
    setNavigationType(Walk);

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

    if (debug)
        System.err.println("  switch shapes...");

    // BEGIN EXAMPLE TOPIC
    // Build the switch group and allow its switch
    // value to be changed via menu items
    swtch = new Switch();
    swtch.setCapability(Switch.ALLOW_SWITCH_WRITE);

    //  Create several shapes to place in a switch group

    // Child 0: a red sphere
    Appearance app0 = new Appearance();
    Material mat0 = new Material();
    mat0.setAmbientColor(0.2f, 0.2f, 0.2f);
    mat0.setDiffuseColor(1.0f, 0.0f, 0.2f);
    mat0.setSpecularColor(0.7f, 0.7f, 0.7f);
    app0.setMaterial(mat0);

    Transform3D t3d = new Transform3D();
    t3d.setTranslation(new Vector3f(-2.0f, 1.5f, 0.0f));
    TransformGroup tg0 = new TransformGroup(t3d);
    Sphere sph0 = new Sphere(0.5f, // radius
            Primitive.GENERATE_NORMALS, // components
            16, // facets
            app0); // appearance
    tg0.addChild(sph0);
    swtch.addChild(tg0); // Child 0

    // Child 1: a green sphere
    Appearance app1 = new Appearance();
    Material mat1 = new Material();
    mat1.setAmbientColor(0.2f, 0.2f, 0.2f);
    mat1.setDiffuseColor(0.0f, 1.0f, 0.0f);
    mat1.setSpecularColor(0.7f, 0.7f, 0.7f);
    app1.setMaterial(mat1);
    t3d.setTranslation(new Vector3f(0.0f, 1.5f, 0.0f));
    TransformGroup tg1 = new TransformGroup(t3d);
    Sphere sph1 = new Sphere(0.5f, // radius
            Primitive.GENERATE_NORMALS, // components
            16, // facets
            app1); // appearance
    tg1.addChild(sph1);
    swtch.addChild(tg1); // Child 1

    // Child 2: a blue sphere
    Appearance app2 = new Appearance();
    Material mat2 = new Material();
    mat2.setAmbientColor(0.2f, 0.2f, 0.2f);
    mat2.setDiffuseColor(0.0f, 0.6f, 1.0f);
    mat2.setSpecularColor(0.7f, 0.7f, 0.7f);
    app2.setMaterial(mat2);
    t3d.setTranslation(new Vector3f(2.0f, 1.5f, 0.0f));
    TransformGroup tg2 = new TransformGroup(t3d);
    Sphere sph2 = new Sphere(0.5f, // radius
            Primitive.GENERATE_NORMALS, // components
            16, // facets
            app2); // appearance
    tg2.addChild(sph2);
    swtch.addChild(tg2);

    // Set the initial child choice
    swtch.setWhichChild(options[currentSwitch].child);
    scene.addChild(swtch);
    // END EXAMPLE TOPIC

    // Build foreground geometry including a floor and
    // columns on which the switchable shapes stand

    // Load textures
    TextureLoader texLoader = new TextureLoader("granite07rev.jpg", this);
    Texture columnTex = texLoader.getTexture();
    if (columnTex == null)
        System.err.println("Cannot load granite07rev.jpg texture");
    else {
        columnTex.setBoundaryModeS(Texture.WRAP);
        columnTex.setBoundaryModeT(Texture.WRAP);
        columnTex.setMinFilter(Texture.NICEST);
        columnTex.setMagFilter(Texture.NICEST);
        columnTex.setMipMapMode(Texture.BASE_LEVEL);
        columnTex.setEnable(true);
    }

    texLoader = new TextureLoader("flooring.jpg", this);
    Texture groundTex = texLoader.getTexture();
    if (groundTex == null)
        System.err.println("Cannot load flooring.jpg texture");
    else {
        groundTex.setBoundaryModeS(Texture.WRAP);
        groundTex.setBoundaryModeT(Texture.WRAP);
        groundTex.setMinFilter(Texture.NICEST);
        groundTex.setMagFilter(Texture.NICEST);
        groundTex.setMipMapMode(Texture.BASE_LEVEL);
        groundTex.setEnable(true);
    }

    //
    // Build several columns on the floor
    //
    if (debug)
        System.err.println("  columns...");
    SharedGroup column = new SharedGroup();
    Appearance columnApp = new Appearance();

    Material columnMat = new Material();
    columnMat.setAmbientColor(0.6f, 0.6f, 0.6f);
    columnMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    columnMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    columnApp.setMaterial(columnMat);

    TextureAttributes columnTexAtt = new TextureAttributes();
    columnTexAtt.setTextureMode(TextureAttributes.MODULATE);
    columnTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    columnApp.setTextureAttributes(columnTexAtt);

    if (columnTex != null)
        columnApp.setTexture(columnTex);

    GothicColumn columnShape = new GothicColumn(1.8f, // height
            0.25f, // radius
            GothicColumn.BUILD_TOP, // flags
            columnApp); // appearance
    column.addChild(columnShape);

    Vector3f trans = new Vector3f();
    Transform3D tr = new Transform3D();
    TransformGroup tg;

    // Left
    trans.set(-2.0f, -1.0f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    tg.addChild(new Link(column));
    scene.addChild(tg);

    // Middle
    trans.set(0.0f, -1.0f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    tg.addChild(new Link(column));
    scene.addChild(tg);

    // Right
    trans.set(2.0f, -1.0f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    tg.addChild(new Link(column));
    scene.addChild(tg);

    //
    //  Add the ground
    //
    if (debug)
        System.err.println("  ground...");

    Appearance groundApp = new Appearance();

    Material groundMat = new Material();
    groundMat.setAmbientColor(0.6f, 0.6f, 0.6f);
    groundMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    groundMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    groundApp.setMaterial(groundMat);

    tr = new Transform3D();
    tr.setScale(new Vector3d(4.0, 4.0, 1.0));

    TextureAttributes groundTexAtt = new TextureAttributes();
    groundTexAtt.setTextureMode(TextureAttributes.MODULATE);
    groundTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    groundTexAtt.setTextureTransform(tr);
    groundApp.setTextureAttributes(groundTexAtt);

    if (groundTex != null)
        groundApp.setTexture(groundTex);

    ElevationGrid ground = new ElevationGrid(11, // X dimension
            11, // Z dimension
            2.0f, // X spacing
            2.0f, // Z spacing
            // Automatically use zero heights
            groundApp); // Appearance

    trans.set(0.0f, -1.0f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    tg.addChild(ground);
    scene.addChild(tg);

    // Add a light
    BoundingSphere worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center
            1000.0); // Extent

    DirectionalLight light = new DirectionalLight();
    light.setEnable(true);
    light.setColor(new Color3f(1.0f, 1.0f, 1.0f));
    light.setDirection(new Vector3f(0.5f, -1.0f, -0.5f));
    light.setInfluencingBounds(worldBounds);
    scene.addChild(light);

    return scene;
}

---

From source file:ExLinearFog.java

public ColumnScene(Component observer) {
    BoundingSphere worldBounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), // Center
            1000.0); // Extent

    // Add a few lights
    AmbientLight ambient = new AmbientLight();
    ambient.setEnable(true);/*  ww  w  .  ja  v  a2 s.  co m*/
    ambient.setColor(new Color3f(0.2f, 0.2f, 0.2f));
    ambient.setInfluencingBounds(worldBounds);
    addChild(ambient);

    DirectionalLight dir1 = new DirectionalLight();
    dir1.setEnable(true);
    dir1.setColor(new Color3f(1.0f, 1.0f, 1.0f));
    dir1.setDirection(new Vector3f(0.8f, -0.35f, 0.5f));
    dir1.setInfluencingBounds(worldBounds);
    addChild(dir1);

    DirectionalLight dir2 = new DirectionalLight();
    dir2.setEnable(true);
    dir2.setColor(new Color3f(0.75f, 0.75f, 1.0f));
    dir2.setDirection(new Vector3f(-0.7f, -0.35f, -0.5f));
    dir2.setInfluencingBounds(worldBounds);
    addChild(dir2);

    // Load textures
    TextureLoader texLoader = new TextureLoader("grass06.jpg", observer);
    Texture grassTex = texLoader.getTexture();
    if (grassTex == null)
        System.err.println("Cannot load grass06.jpg texture");
    else {
        grassTex.setBoundaryModeS(Texture.WRAP);
        grassTex.setBoundaryModeT(Texture.WRAP);
        grassTex.setMinFilter(Texture.NICEST);
        grassTex.setMagFilter(Texture.NICEST);
        grassTex.setMipMapMode(Texture.BASE_LEVEL);
        grassTex.setEnable(true);
    }

    texLoader = new TextureLoader("marble10.jpg", observer);
    Texture walkTex = texLoader.getTexture();
    if (walkTex == null)
        System.err.println("Cannot load marble10.jpg texture");
    else {
        walkTex.setBoundaryModeS(Texture.WRAP);
        walkTex.setBoundaryModeT(Texture.WRAP);
        walkTex.setMinFilter(Texture.NICEST);
        walkTex.setMagFilter(Texture.NICEST);
        walkTex.setMipMapMode(Texture.BASE_LEVEL);
        walkTex.setEnable(true);
    }

    texLoader = new TextureLoader("granite07rev.jpg", observer);
    columnTex = texLoader.getTexture();
    if (columnTex == null)
        System.err.println("Cannot load granite07rev.jpg texture");
    else {
        columnTex.setBoundaryModeS(Texture.WRAP);
        columnTex.setBoundaryModeT(Texture.WRAP);
        columnTex.setMinFilter(Texture.NICEST);
        columnTex.setMagFilter(Texture.NICEST);
        columnTex.setMipMapMode(Texture.BASE_LEVEL);
        columnTex.setEnable(true);
    }

    //
    //  Build the ground
    //    +-----+---+-----+
    //    | | | |
    //    | G | W | G |
    //    | | | |
    //    +-----+---+-----+
    //
    //  where "G" is grass, and "W" is a walkway between columns
    //
    Vector3f trans = new Vector3f();
    Transform3D tr = new Transform3D();
    TransformGroup tg;

    //  Walkway appearance
    Appearance walkApp = new Appearance();

    Material walkMat = new Material();
    walkMat.setAmbientColor(0.5f, 0.5f, 0.5f);
    walkMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    walkMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    walkApp.setMaterial(walkMat);

    TextureAttributes walkTexAtt = new TextureAttributes();
    walkTexAtt.setTextureMode(TextureAttributes.MODULATE);
    walkTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    tr.setIdentity();
    tr.setScale(new Vector3d(1.0, 6.0, 1.0));
    walkTexAtt.setTextureTransform(tr);
    walkApp.setTextureAttributes(walkTexAtt);

    if (walkTex != null)
        walkApp.setTexture(walkTex);

    //  Grass appearance
    Appearance grassApp = new Appearance();

    Material grassMat = new Material();
    grassMat.setAmbientColor(0.5f, 0.5f, 0.5f);
    grassMat.setDiffuseColor(1.0f, 1.0f, 1.0f);
    grassMat.setSpecularColor(0.0f, 0.0f, 0.0f);
    grassApp.setMaterial(grassMat);

    TextureAttributes grassTexAtt = new TextureAttributes();
    grassTexAtt.setTextureMode(TextureAttributes.MODULATE);
    grassTexAtt.setPerspectiveCorrectionMode(TextureAttributes.NICEST);
    tr.setIdentity();
    tr.setScale(new Vector3d(2.0, 8.0, 1.0));
    grassTexAtt.setTextureTransform(tr);
    grassApp.setTextureAttributes(grassTexAtt);

    if (grassTex != null)
        grassApp.setTexture(grassTex);

    //  Left grass
    trans.set(-LawnWidth / 2.0f - WalkwayWidth / 2.0f, -1.6f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    ElevationGrid grass1 = new ElevationGrid(2, // X dimension
            2, // Z dimension
            LawnWidth, // X spacing
            LawnDepth, // Z spacing
            grassApp); // appearance
    tg.addChild(grass1);
    addChild(tg);

    //  Right grass
    trans.set(LawnWidth / 2.0f + WalkwayWidth / 2.0f, -1.6f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    ElevationGrid grass2 = new ElevationGrid(2, // X dimension
            2, // Z dimension
            LawnWidth, // X spacing
            LawnDepth, // Z spacing
            grassApp); // appearance
    tg.addChild(grass2);
    addChild(tg);

    //  Walkway
    trans.set(0.0f, -1.6f, 0.0f);
    tr.set(trans);
    tg = new TransformGroup(tr);
    ElevationGrid walk = new ElevationGrid(2, // X dimension
            2, // Z dimension
            WalkwayWidth, // X spacing
            WalkwayDepth, // Z spacing
            walkApp); // appearance
    tg.addChild(walk);
    addChild(tg);

    //
    // Build several columns on the floor
    //
    SharedGroup column = buildSharedColumn();
    Group columns = buildColumns(column);
    addChild(columns);
}

---

From source file:FourByFour.java

/**
 * Create the scenegraph for the 3D view.
 *//*from  w  w w  .j av a  2  s.  c  o  m*/
public BranchGroup createScene3D() {

    // Define colors
    Color3f white = new Color3f(1.0f, 1.0f, 1.0f);
    Color3f black = new Color3f(0.0f, 0.0f, 0.0f);
    Color3f red = new Color3f(0.80f, 0.20f, 0.2f);
    Color3f ambient = new Color3f(0.25f, 0.25f, 0.25f);
    Color3f diffuse = new Color3f(0.7f, 0.7f, 0.7f);
    Color3f specular = new Color3f(0.9f, 0.9f, 0.9f);
    Color3f ambientRed = new Color3f(0.2f, 0.05f, 0.0f);
    Color3f bgColor = new Color3f(0.05f, 0.05f, 0.2f);

    // Create the branch group
    BranchGroup branchGroup = new BranchGroup();

    // Create the bounding leaf node
    BoundingSphere bounds = new BoundingSphere(new Point3d(0.0, 0.0, 0.0), 1000.0);
    BoundingLeaf boundingLeaf = new BoundingLeaf(bounds);
    branchGroup.addChild(boundingLeaf);

    // Create the background
    Background bg = new Background(bgColor);
    bg.setApplicationBounds(bounds);
    branchGroup.addChild(bg);

    // Create the ambient light
    AmbientLight ambLight = new AmbientLight(white);
    ambLight.setInfluencingBounds(bounds);
    branchGroup.addChild(ambLight);

    // Create the directional light
    Vector3f dir = new Vector3f(-1.0f, -1.0f, -1.0f);
    DirectionalLight dirLight = new DirectionalLight(white, dir);
    dirLight.setInfluencingBounds(bounds);
    branchGroup.addChild(dirLight);

    // Create the pole appearance
    Material poleMaterial = new Material(ambient, black, diffuse, specular, 110.f);
    poleMaterial.setLightingEnable(true);
    Appearance poleAppearance = new Appearance();
    poleAppearance.setMaterial(poleMaterial);

    // Create the transform group node
    TransformGroup transformGroup = new TransformGroup();
    transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_READ);
    transformGroup.setCapability(TransformGroup.ALLOW_TRANSFORM_WRITE);
    branchGroup.addChild(transformGroup);

    // Create the poles
    Poles poles = new Poles(poleAppearance);
    transformGroup.addChild(poles.getChild());

    // Add the position markers to the transform group
    transformGroup.addChild(positions.getChild());

    // Let the positions object know about the transform group
    positions.setTransformGroup(transformGroup);

    // Create the mouse pick and drag behavior node
    PickDragBehavior behavior = new PickDragBehavior(canvas2D, canvas3D, positions, branchGroup,
            transformGroup);
    behavior.setSchedulingBounds(bounds);
    transformGroup.addChild(behavior);

    return branchGroup;
}

---

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