Example usage for javax.media.j3d Transform3D mul

Introduction

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

Prototype

public final void mul(Transform3D t1) 

Source Link

Document

Sets the value of this transform to the result of multiplying itself with transform t1 (this = this * t1).

Usage

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 ww w .ja v  a 2  s .c  om*/
    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:Gouraud.java

/**
 * Erstellt den Szenegraphen/*w  ww . jav  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);
    //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:pl.edu.icm.visnow.geometries.viewer3d.Display3DPanel.java

private void formKeyPressed(KeyEvent evt) {
    if (lockView) {
        return;//from   ww  w .j a  v a2s. c  o m
    }

    double dAngle = Math.PI / 144;
    double dScale = 129. / 128.;
    if (storingFrames) {
        dAngle = Math.PI / 360;
        dScale = 513. / 512.;
    }
    if ((evt.getModifiers() & KeyEvent.CTRL_MASK) != 0) {
        dAngle = Math.PI / 2;
    }
    if ((evt.getModifiers() & KeyEvent.SHIFT_MASK) != 0) {
        dAngle = Math.PI / 6;
    }
    objRotate.getTransform(tempTransform);
    Transform3D rot = new Transform3D();
    switch (evt.getKeyCode()) {
    case KeyEvent.VK_NUMPAD5:
        reset();
        break;
    case KeyEvent.VK_DOWN:
    case KeyEvent.VK_KP_DOWN:
    case KeyEvent.VK_NUMPAD2:
        rot.rotX(dAngle);
        break;
    case KeyEvent.VK_UP:
    case KeyEvent.VK_KP_UP:
    case KeyEvent.VK_NUMPAD8:
        rot.rotX(-dAngle);
        break;
    case KeyEvent.VK_LEFT:
    case KeyEvent.VK_KP_LEFT:
    case KeyEvent.VK_NUMPAD4:
        rot.rotY(-dAngle);
        break;
    case KeyEvent.VK_RIGHT:
    case KeyEvent.VK_KP_RIGHT:
    case KeyEvent.VK_NUMPAD6:
        rot.rotY(dAngle);
        break;
    case KeyEvent.VK_PAGE_UP:
    case KeyEvent.VK_NUMPAD9:
        rot.rotZ(dAngle);
        break;
    case KeyEvent.VK_PAGE_DOWN:
    case KeyEvent.VK_NUMPAD3:
        rot.rotZ(-dAngle);
        break;
    }
    rot.mul(tempTransform);
    objRotate.setTransform(rot);

    switch (evt.getKeyCode()) {
    case KeyEvent.VK_HOME:
    case KeyEvent.VK_NUMPAD7:
        mouseScale *= dScale;
        break;
    case KeyEvent.VK_END:
    case KeyEvent.VK_NUMPAD1:
        mouseScale /= dScale;
        break;
    }
    tempTransform = new Transform3D(new Matrix3d(1., 0., 0., 0., 1., 0., 0., 0., 1.),
            //sceneCenter,
            new Vector3d(0.0, 0.0, 0.0), externScale * mouseScale);
    objScale.setTransform(tempTransform);
    switch (evt.getKeyCode()) {

    case CAMERA_UP_KEY:
        cameraUpKeyPressed = true;
        processCameraKeys(evt);
        break;
    case CAMERA_DOWN_KEY:
        cameraDownKeyPressed = true;
        processCameraKeys(evt);
        break;
    case CAMERA_LEFT_KEY:
        cameraLeftKeyPressed = true;
        processCameraKeys(evt);
        break;
    case CAMERA_RIGHT_KEY:
        cameraRightKeyPressed = true;
        processCameraKeys(evt);
        break;
    case CAMERA_FORWARD_KEY:
        cameraForwardKeyPressed = true;
        processCameraKeys(evt);
        break;
    case CAMERA_BACKWARD_KEY:
        cameraBackwardKeyPressed = true;
        processCameraKeys(evt);
        break;

    // TODO milimetr: delete the code below after testing
    case '8':
        pickObject.setPickModuleMode(1);
        break;
    case '9':
        pickObject.setPickModuleMode(2);
        break;
    case '0':
        pickObject.setPickModuleMode(3);
        break;

    default:
        break;
    }
}

---

From source file:pl.edu.icm.visnow.geometries.viewer3d.Display3DPanel.java

private void processCameraKeys(KeyEvent evt) {
    double dAngle = Math.PI / 144;
    double dScale = 129. / 128.;
    if (storingFrames) {
        dAngle = Math.PI / 360;//from  w  ww .ja  va  2s  .  c o m
        dScale = 513. / 512.;
    }
    if ((evt.getModifiers() & KeyEvent.CTRL_MASK) != 0) {
        dAngle = Math.PI / 2;
    }

    TransformGroup cam = universe.getViewingPlatform().getViewPlatformTransform();
    Transform3D camTr;
    Transform3D cRot;
    Transform3D tmpTr;
    Vector3d cMov;

    if (cameraUpKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cRot = new Transform3D();
        cRot.rotX(-dAngle);
        camTr.mul(cRot);
        cam.setTransform(camTr);
    }

    if (cameraDownKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cRot = new Transform3D();
        cRot.rotX(dAngle);
        camTr.mul(cRot);
        cam.setTransform(camTr);
    }

    if (cameraRightKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cRot = new Transform3D();
        cRot.rotY(-dAngle);
        camTr.mul(cRot);
        cam.setTransform(camTr);
    }

    if (cameraLeftKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cRot = new Transform3D();
        cRot.rotY(dAngle);
        camTr.mul(cRot);
        cam.setTransform(camTr);
    }

    if (cameraForwardKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cMov = new Vector3d();
        cMov.x = 0;
        cMov.y = 0;
        cMov.z = -(dScale / 50);

        tmpTr = new Transform3D();
        cam.getTransform(tmpTr);
        tmpTr.set(new Vector3d());
        tmpTr.transform(cMov);

        tmpTr.set(cMov);
        camTr.mul(tmpTr);
        cam.setTransform(camTr);
    }

    if (cameraBackwardKeyPressed) {
        camTr = new Transform3D();
        cam.getTransform(camTr);
        cMov = new Vector3d();
        cMov.x = 0;
        cMov.y = 0;
        cMov.z = (dScale / 50);

        tmpTr = new Transform3D();
        cam.getTransform(tmpTr);
        tmpTr.set(new Vector3d());
        tmpTr.transform(cMov);

        tmpTr.set(cMov);
        camTr.mul(tmpTr);
        cam.setTransform(camTr);
    }

}

---

From source file:pl.edu.icm.visnow.geometries.viewer3d.Display3DPanel.java

public void animate(double[] params) {
    if (lockView) {
        return;/*from  w  w w  .  j  a  va 2 s  . c o  m*/
    }

    objRotate.getTransform(tempTransform);
    Transform3D rot = new Transform3D();
    Transform3D tmp = new Transform3D();
    tmp.rotX(params[0]);
    rot.mul(tmp);
    tmp.rotY(params[1]);
    rot.mul(tmp);
    tmp.rotZ(params[2]);
    rot.mul(tmp);
    rot.mul(tempTransform);
    objRotate.setTransform(rot);
    objTranslate.getTransform(rot);
    Vector3d trans = new Vector3d(params[3], params[4], params[5]);
    tmp = new Transform3D();
    tmp.setTranslation(trans);
    rot.mul(tmp);
    objTranslate.setTransform(rot);
    mouseScale *= params[6];
    tempTransform = new Transform3D(new Matrix3d(1., 0., 0., 0., 1., 0., 0., 0., 1.),
            //sceneCenter,
            new Vector3d(0.0, 0.0, 0.0), externScale * mouseScale);
    objScale.setTransform(tempTransform);
}

---

• «
• 1
• 2
• 3
• »