Examples with Point3D org.fxyz.geometry.Point3D used on opensource projects

Example 21 with Point3D

use of org.fxyz.geometry.Point3D in project FXyzLib by Birdasaur.

the class PrismTest method start.

@Override
public void start(Stage primaryStage) throws Exception {
    Group sceneRoot = new Group();
    Scene scene = new Scene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
    scene.setFill(Color.WHITESMOKE);
    camera = new PerspectiveCamera(true);
    // setup camera transform for rotational support
    cameraTransform.setTranslate(0, 0, 0);
    cameraTransform.getChildren().add(camera);
    camera.setNearClip(0.1);
    camera.setFarClip(10000.0);
    camera.setTranslateZ(-30);
    // cameraTransform.ry.setAngle(-45.0);
    // cameraTransform.rx.setAngle(-10.0);
    // add a Point Light for better viewing of the grid coordinate system
    PointLight light = new PointLight(Color.WHITE);
    cameraTransform.getChildren().add(light);
    light.setTranslateX(camera.getTranslateX());
    light.setTranslateY(camera.getTranslateY());
    light.setTranslateZ(10 * camera.getTranslateZ());
    scene.setCamera(camera);
    rotateY = new Rotate(0, 0, 0, 0, Rotate.Y_AXIS);
    Group group = new Group();
    group.getChildren().add(cameraTransform);
    cylinder = new PrismMesh(2, 5, 4);
    // cylinder = new PrismMesh(0.2,2,3); //,new Point3D(-5,5,0),new Point3D(0,0,5));
    // cylinder.setDrawMode(DrawMode.LINE);
    // SECTION TYPE
    cylinder.setSectionType(TriangleMeshHelper.SectionType.TRIANGLE);
    // NONE
    // cylinder.setTextureModeNone(Color.ROYALBLUE);
    // IMAGE
    // cylinder.setTextureModeImage(getClass().getResource("res/netCylinder.png").toExternalForm());
    cylinder.setTextureModeVertices1D(6, t -> t);
    // cylinder.setColorPalette(ColorPalette.GREEN);
    // DENSITY
    // cylinder.setTextureModeVertices3D(1530,p->(double)p.magnitude());
    // cylinder.setTextureModeVertices3D(1530,p->(double)cylinder.unTransform(p).magnitude());
    // FACES
    // cylinder.setTextureModeFaces(1530);
    cylinder.getTransforms().addAll(new Rotate(0, Rotate.X_AXIS), rotateY);
    group.getChildren().add(cylinder);
    boolean showKnots = true;
    if (showKnots) {
        Sphere s = new Sphere(cylinder.getRadius() / 10d);
        Point3D k0 = cylinder.getAxisOrigin();
        s.getTransforms().add(new Translate(k0.x, k0.y, k0.z));
        s.setMaterial(new PhongMaterial(Color.GREENYELLOW));
        group.getChildren().add(s);
        s = new Sphere(cylinder.getRadius() / 10d);
        Point3D k3 = cylinder.getAxisEnd();
        s.getTransforms().add(new Translate(k3.x, k3.y, k3.z));
        s.setMaterial(new PhongMaterial(Color.ROSYBROWN));
        group.getChildren().add(s);
    }
    sceneRoot.getChildren().addAll(group);
    // First person shooter keyboard movement
    scene.setOnKeyPressed(event -> {
        double change = 10.0;
        // Add shift modifier to simulate "Running Speed"
        if (event.isShiftDown()) {
            change = 50.0;
        }
        // What key did the user press?
        KeyCode keycode = event.getCode();
        // Step 2c: Add Zoom controls
        if (keycode == KeyCode.W) {
            camera.setTranslateZ(camera.getTranslateZ() + change);
        }
        if (keycode == KeyCode.S) {
            camera.setTranslateZ(camera.getTranslateZ() - change);
        }
        // Step 2d:  Add Strafe controls
        if (keycode == KeyCode.A) {
            camera.setTranslateX(camera.getTranslateX() - change);
        }
        if (keycode == KeyCode.D) {
            camera.setTranslateX(camera.getTranslateX() + change);
        }
    });
    scene.setOnMousePressed((MouseEvent me) -> {
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseOldX = me.getSceneX();
        mouseOldY = me.getSceneY();
    });
    scene.setOnMouseDragged((MouseEvent me) -> {
        mouseOldX = mousePosX;
        mouseOldY = mousePosY;
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseDeltaX = (mousePosX - mouseOldX);
        mouseDeltaY = (mousePosY - mouseOldY);
        double modifier = 10.0;
        double modifierFactor = 0.1;
        if (me.isControlDown()) {
            modifier = 0.1;
        }
        if (me.isShiftDown()) {
            modifier = 50.0;
        }
        if (me.isPrimaryButtonDown()) {
            // +
            cameraTransform.ry.setAngle(((cameraTransform.ry.getAngle() + mouseDeltaX * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
            // -
            cameraTransform.rx.setAngle(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
        } else if (me.isSecondaryButtonDown()) {
            double z = camera.getTranslateZ();
            double newZ = z + mouseDeltaX * modifierFactor * modifier;
            camera.setTranslateZ(newZ);
        } else if (me.isMiddleButtonDown()) {
            // -
            cameraTransform.t.setX(cameraTransform.t.getX() + mouseDeltaX * modifierFactor * modifier * 0.3);
            // -
            cameraTransform.t.setY(cameraTransform.t.getY() + mouseDeltaY * modifierFactor * modifier * 0.3);
        }
    });
    primaryStage.setTitle("F(X)yz - Cylinder Test");
    primaryStage.setScene(scene);
    primaryStage.show();
    // OBJWriter writer=new OBJWriter((TriangleMesh) cylinder.getMesh(),"cylinder2");
    // //        writer.setMaterialColor(Color.AQUA);
    // //        writer.setTextureImage(getClass().getResource("res/netCylinder.png").toExternalForm());
    // writer.setTextureColors(6,ColorPalette.GREEN);
    // writer.exportMesh();
    lastEffect = System.nanoTime();
    AtomicInteger count = new AtomicInteger(0);
    AnimationTimer timerEffect = new AnimationTimer() {

        @Override
        public void handle(long now) {
            if (now > lastEffect + 100_000_000l) {
                // <=1/6d)?1d:0d;
                func = t -> Math.pow(Math.sin(8d * Math.PI * (10d * (1 - t.doubleValue()) + count.get() % 11) / 20d), 6);
                // cylinder.setFunction(func);
                // mapBez.values().forEach(b->b.setDensity(dens));
                count.getAndIncrement();
                lastEffect = now;
            }
        }
    };
// timerEffect.start();
}

Example 22 with Point3D

use of org.fxyz.geometry.Point3D in project FXyzLib by Birdasaur.

the class SegmentedSphereTest method start.

@Override
public void start(Stage primaryStage) throws Exception {
    Group sceneRoot = new Group();
    Scene scene = new Scene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
    // scene.setFill(Color.BLACK);
    camera = new PerspectiveCamera(true);
    // setup camera transform for rotational support
    cameraTransform.setTranslate(0, 0, 0);
    cameraTransform.getChildren().add(camera);
    camera.setNearClip(0.1);
    camera.setFarClip(100000.0);
    camera.setTranslateZ(-0);
    camera.setFieldOfView(100);
    cameraTransform.ry.setAngle(-45.0);
    cameraTransform.rx.setAngle(-30.0);
    // add a Point Light for better viewing of the grid coordinate system
    PointLight light = new PointLight(Color.WHITE);
    // cameraTransform.getChildren().add(light);
    cameraTransform.getChildren().add(new AmbientLight(Color.WHITE));
    light.setTranslateX(0);
    light.setTranslateY(0);
    light.setTranslateZ(-1000);
    scene.setCamera(camera);
    rotateY = new Rotate(0, 0, 0, 0, Rotate.Y_AXIS);
    Group group = new Group();
    group.getChildren().add(cameraTransform);
    // torus = new SegmentedSphereMesh(100, 0, 10, 2000d, new Point3D(20f,4f,-2f));
    sphere = new SegmentedSphereMesh(200, 0, 0, 100, new Point3D(0f, 0f, 0f));
    // torus.setDrawMode(DrawMode.LINE);
    // torus.setCullFace(CullFace.NONE);
    // NONE
    // torus.setTextureModeNone(Color.FORESTGREEN);
    // IMAGE
    // torus.setTextureModeImage(getClass().getResource("res/share-carousel_In.png").toExternalForm());
    // PATTERN
    // torus.setTextureModePattern(20.0d);
    // DENSITY
    sphere.setTextureModeVertices3D(2, dens);
    // FACES
    // torus.setTextureModeFaces(256*256);
    sphere.getTransforms().addAll(new Rotate(0, Rotate.X_AXIS), rotateY);
    // banner.getTransforms().addAll(new Rotate(0,Rotate.X_AXIS),rotateY);
    // ,banner);
    group.getChildren().addAll(sphere);
    sceneRoot.getChildren().addAll(group);
    // First person shooter keyboard movement
    scene.setOnKeyPressed(event -> {
        double change = 10.0;
        // Add shift modifier to simulate "Running Speed"
        if (event.isShiftDown()) {
            change = 50.0;
        }
        // What key did the user press?
        KeyCode keycode = event.getCode();
        // Step 2c: Add Zoom controls
        if (keycode == KeyCode.W) {
            camera.setTranslateZ(camera.getTranslateZ() + change);
        }
        if (keycode == KeyCode.S) {
            camera.setTranslateZ(camera.getTranslateZ() - change);
        }
        // Step 2d:  Add Strafe controls
        if (keycode == KeyCode.A) {
            camera.setTranslateX(camera.getTranslateX() - change);
        }
        if (keycode == KeyCode.D) {
            camera.setTranslateX(camera.getTranslateX() + change);
        }
        if (keycode == KeyCode.L) {
            camera.setTranslateY(camera.getTranslateY() - change);
        }
        if (keycode == KeyCode.R) {
            camera.setTranslateY(camera.getTranslateY() + change);
        }
    });
    scene.setOnMousePressed((MouseEvent me) -> {
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseOldX = me.getSceneX();
        mouseOldY = me.getSceneY();
    });
    scene.setOnMouseDragged((MouseEvent me) -> {
        mouseOldX = mousePosX;
        mouseOldY = mousePosY;
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseDeltaX = (mousePosX - mouseOldX);
        mouseDeltaY = (mousePosY - mouseOldY);
        double modifier = 10.0;
        double modifierFactor = 0.1;
        if (me.isControlDown()) {
            modifier = 0.1;
        }
        if (me.isShiftDown()) {
            modifier = 50.0;
        }
        if (me.isPrimaryButtonDown()) {
            // +
            cameraTransform.ry.setAngle(((cameraTransform.ry.getAngle() + mouseDeltaX * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
            // -
            cameraTransform.rx.setAngle(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
        } else if (me.isSecondaryButtonDown()) {
            double z = camera.getTranslateZ();
            double newZ = z + mouseDeltaX * modifierFactor * modifier;
            camera.setTranslateZ(newZ);
        } else if (me.isMiddleButtonDown()) {
            // -
            cameraTransform.t.setX(cameraTransform.t.getX() + mouseDeltaX * modifierFactor * modifier * 0.3);
            // -
            cameraTransform.t.setY(cameraTransform.t.getY() + mouseDeltaY * modifierFactor * modifier * 0.3);
        }
    });
    lastEffect = System.nanoTime();
    AtomicInteger count = new AtomicInteger();
    AnimationTimer timerEffect = new AnimationTimer() {

        @Override
        public void handle(long now) {
            if (now > lastEffect + 1_000_000_000l) {
                // dens = p->(float)(p.x*Math.cos(count.get()%100d*2d*Math.PI/50d)+p.y*Math.sin(count.get()%100d*2d*Math.PI/50d));
                // torus.setDensity(dens);
                // if(count.get()%100<50){
                // torus.setDrawMode(DrawMode.LINE);
                // } else {
                // torus.setDrawMode(DrawMode.FILL);
                // }
                // spring.setLength(100+20*(count.get()%10));
                // torus.setColors((int)Math.pow(2,count.get()%16));
                // torus.setMajorRadius(500+100*(count.get()%10));
                // torus.setRadius(150+10*(count.get()%10));
                // torus.setPatternScale(1d+(count.get()%10)*5d);
                count.getAndIncrement();
                lastEffect = now;
            }
        }
    };
    primaryStage.setTitle("F(X)yz - Segmented Sphere");
    primaryStage.setScene(scene);
    primaryStage.show();
    // timerEffect.start();
    final Timeline bannerEffect = new Timeline();
    bannerEffect.setCycleCount(Timeline.INDEFINITE);
    final KeyValue kv1 = new KeyValue(cameraTransform.ry.angleProperty(), 360);
    final KeyFrame kf1 = new KeyFrame(Duration.millis(20000), kv1);
    bannerEffect.getKeyFrames().addAll(kf1);
// bannerEffect.play();
}

Example 23 with Point3D

use of org.fxyz.geometry.Point3D in project FXyzLib by Birdasaur.

the class Scatter3DTest method start.

@Override
public void start(Stage primaryStage) throws Exception {
    Group sceneRoot = new Group();
    Scene scene = new Scene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
    scene.setFill(Color.BLACK);
    camera = new PerspectiveCamera(true);
    // setup camera transform for rotational support
    cameraTransform.setTranslate(0, 0, 0);
    cameraTransform.getChildren().add(camera);
    camera.setNearClip(0.1);
    camera.setFarClip(10000.0);
    camera.setTranslateX(0);
    camera.setTranslateZ(-1000);
    cameraTransform.ry.setAngle(-25.0);
    cameraTransform.rx.setAngle(-10.0);
    // add a Point Light for better viewing of the grid coordinate system
    PointLight light = new PointLight(Color.WHITE);
    cameraTransform.getChildren().add(new AmbientLight());
    light.setTranslateX(camera.getTranslateX());
    light.setTranslateY(camera.getTranslateY());
    light.setTranslateZ(camera.getTranslateZ());
    scene.setCamera(camera);
    long time = System.currentTimeMillis();
    Group group = new Group(cameraTransform);
    List<Point3D> data = new ArrayList<>();
    IntStream.range(0, 100000).forEach(i -> data.add(new Point3D((float) (30 * Math.sin(50 * i)), (float) (Math.sin(i) * (100 + 30 * Math.cos(100 * i))), (float) (Math.cos(i) * (100 + 30 * Math.cos(200 * i))), // <-- f
    i)));
    ScatterMesh scatter = new ScatterMesh(data, true, 1, 0);
    // NONE
    // scatter.setTextureModeNone(Color.ROYALBLUE);
    // scatter.setDrawMode(DrawMode.LINE);
    // IMAGE
    // scatter.setTextureModeImage(getClass().getResource("res/steel-background1.jpg").toExternalForm());
    // scatter.setTextureModeImage(getClass().getResource("res/share-carousel2.jpg").toExternalForm());
    // DENSITY
    scatter.setTextureModeVertices3D(1530, p -> p.magnitude());
    // scatter.setTextureModeVertices1D(1530,p->Math.sqrt(p.doubleValue()));
    // scatter.setTextureModeVertices3D(1530,p->Math.sin(p.y/50)*Math.cos(p.x/40)*p.z);
    // FACES
    // scatter.setTextureModeFaces(Palette.ColorPalette.HSB,1530);
    group.getChildren().add(scatter);
    sceneRoot.getChildren().addAll(group);
    // First person shooter keyboard movement
    scene.setOnKeyPressed(event -> {
        double change = 10.0;
        // Add shift modifier to simulate "Running Speed"
        if (event.isShiftDown()) {
            change = 50.0;
        }
        // What key did the user press?
        KeyCode keycode = event.getCode();
        // Step 2c: Add Zoom controls
        if (keycode == KeyCode.W) {
            camera.setTranslateZ(camera.getTranslateZ() + change);
        }
        if (keycode == KeyCode.S) {
            camera.setTranslateZ(camera.getTranslateZ() - change);
        }
        // Step 2d:  Add Strafe controls
        if (keycode == KeyCode.A) {
            camera.setTranslateX(camera.getTranslateX() - change);
        }
        if (keycode == KeyCode.D) {
            camera.setTranslateX(camera.getTranslateX() + change);
        }
    });
    scene.setOnMousePressed((MouseEvent me) -> {
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseOldX = me.getSceneX();
        mouseOldY = me.getSceneY();
    });
    scene.setOnMouseDragged((MouseEvent me) -> {
        mouseOldX = mousePosX;
        mouseOldY = mousePosY;
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseDeltaX = (mousePosX - mouseOldX);
        mouseDeltaY = (mousePosY - mouseOldY);
        double modifier = 10.0;
        double modifierFactor = 0.1;
        if (me.isControlDown()) {
            modifier = 0.1;
        }
        if (me.isShiftDown()) {
            modifier = 50.0;
        }
        if (me.isPrimaryButtonDown()) {
            // +
            cameraTransform.ry.setAngle(((cameraTransform.ry.getAngle() + mouseDeltaX * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
            // -
            cameraTransform.rx.setAngle(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
        } else if (me.isSecondaryButtonDown()) {
            double z = camera.getTranslateZ();
            double newZ = z + mouseDeltaX * modifierFactor * modifier;
            camera.setTranslateZ(newZ);
        } else if (me.isMiddleButtonDown()) {
            // -
            cameraTransform.t.setX(cameraTransform.t.getX() + mouseDeltaX * modifierFactor * modifier * 0.3);
            // -
            cameraTransform.t.setY(cameraTransform.t.getY() + mouseDeltaY * modifierFactor * modifier * 0.3);
        }
    });
    primaryStage.setTitle("F(X)yz - ScatterMesh Test");
    primaryStage.setScene(scene);
    primaryStage.show();
    System.out.println("time " + (System.currentTimeMillis() - time));
    final Timeline rotateEffect2 = new Timeline();
    TexturedMesh t1 = scatter.getMeshFromId("1");
    final KeyValue kv2 = new KeyValue(t1.getRotateX().angleProperty(), 360);
    final KeyFrame kf2 = new KeyFrame(Duration.millis(2000), kv2);
    rotateEffect2.getKeyFrames().addAll(kf2);
    // rotateEffect2.play();
    // 
    final Timeline rotateEffect3 = new Timeline();
    rotateEffect3.setCycleCount(Timeline.INDEFINITE);
    TexturedMesh t5 = scatter.getMeshFromId("2");
    final KeyValue kv1x = new KeyValue(t5.getScale().xProperty(), 1.2, Interpolator.EASE_BOTH);
    final KeyValue kv1y = new KeyValue(t5.getScale().yProperty(), 1.2, Interpolator.EASE_BOTH);
    final KeyValue kv1z = new KeyValue(t5.getScale().zProperty(), 1.2, Interpolator.EASE_BOTH);
    final KeyFrame kfs1 = new KeyFrame(Duration.millis(500), kv1x, kv1y, kv1z);
    final KeyValue kv2x = new KeyValue(t5.getScale().xProperty(), 0.3, Interpolator.EASE_BOTH);
    final KeyValue kv2y = new KeyValue(t5.getScale().yProperty(), 0.3, Interpolator.EASE_BOTH);
    final KeyValue kv2z = new KeyValue(t5.getScale().zProperty(), 0.3, Interpolator.EASE_BOTH);
    final KeyFrame kfs2 = new KeyFrame(Duration.millis(2000), kv2x, kv2y, kv2z);
    final KeyValue kv3x = new KeyValue(t5.getScale().xProperty(), 1, Interpolator.EASE_BOTH);
    final KeyValue kv3y = new KeyValue(t5.getScale().yProperty(), 1, Interpolator.EASE_BOTH);
    final KeyValue kv3z = new KeyValue(t5.getScale().zProperty(), 1, Interpolator.EASE_BOTH);
    final KeyFrame kfs3 = new KeyFrame(Duration.millis(3000), kv3x, kv3y, kv3z);
    rotateEffect3.getKeyFrames().addAll(kfs1, kfs2, kfs3);
    // rotateEffect3.play();
    final boolean constantVertices = true;
    lastEffect = System.nanoTime();
    AtomicInteger count = new AtomicInteger(0);
    AnimationTimer timerEffect = new AnimationTimer() {

        @Override
        public void handle(long now) {
            if (now > lastEffect + 50_000_000l) {
                // if(count.get()%10<2){
                // scatter.setTextureModeNone(Color.hsb(count.get()%360, 1, 1));
                // } else if(count.get()%10<4){
                // scatter.setTextureModeImage(getClass().getResource("res/steel-background1.jpg").toExternalForm());
                // } else if(count.get()%10<8){
                // scatter.setTextureModeVertices3D(1530,p->(double)(p.y/(20+count.get()%20))*(p.x/(10+count.get()%10)));
                // } else {
                // scatter.setTextureModeFaces(1530);
                // }
                // 
                // if(count.get()%20>15){
                // scatter.setDrawMode(DrawMode.LINE);
                // } else {
                // scatter.setDrawMode(DrawMode.FILL);
                // }
                // scatter.getChildren().forEach(m->((TexturedMesh)m).setDensity(p->p.magnitude()*Math.cos(p.y/100d*(count.get()%5))));
                count.getAndIncrement();
                lastEffect = now;
            }
        }
    };
    // timerEffect.start();
    OBJWriter writer = new OBJWriter((TriangleMesh) ((TexturedMesh) (scatter.getChildren().get(0))).getMesh(), "scatter");
    writer.setTextureColors(6);
    // writer.setTexturePattern();
    // writer.setTextureImage(getClass().getResource("res/LaminateSteel.jpg").toExternalForm());
    writer.exportMesh();
}

Example 24 with Point3D

use of org.fxyz.geometry.Point3D in project FXyzLib by Birdasaur.

the class OBJWriter method exportMesh.

public void exportMesh() {
    File objFile = new File(fileName + ".obj");
    try {
        writer = new BufferedWriter(new FileWriter(objFile));
        writer.write("# Material" + newline);
        writer.write("mtllib " + fileName + ".mtl" + newline);
        points0 = new float[mesh.getPoints().size()];
        mesh.getPoints().toArray(points0);
        List<Point3D> points1 = IntStream.range(0, points0.length / 3).mapToObj(i -> new Point3D(points0[3 * i], points0[3 * i + 1], points0[3 * i + 2])).collect(Collectors.toList());
        writer.write("# Vertices (" + points1.size() + ")" + newline);
        points1.forEach(p -> {
            try {
                writer.write("v " + p.x + " " + p.y + " " + p.z + "" + newline);
            } catch (IOException ex) {
                System.out.println("Error writting vertex " + ex);
            }
        });
        writer.write("# End Vertices" + newline);
        writer.write(newline);
        texCoord0 = new float[mesh.getTexCoords().size()];
        mesh.getTexCoords().toArray(texCoord0);
        List<Point2D> texCoord1 = IntStream.range(0, texCoord0.length / 2).mapToObj(i -> new Point2D(texCoord0[2 * i], texCoord0[2 * i + 1])).collect(Collectors.toList());
        writer.write("# Textures Coordinates (" + texCoord1.size() + ")" + newline);
        texCoord1.forEach(t -> {
            try {
                // objimporter u->u, v->(1-v)
                writer.write("vt " + ((float) t.getX()) + " " + ((float) (1d - t.getY())) + "" + newline);
            } catch (IOException ex) {
                System.out.println("Error writting texture coordinate " + ex);
            }
        });
        writer.write("# End Texture Coordinates " + newline);
        writer.write(newline);
        faces0 = new int[mesh.getFaces().size()];
        mesh.getFaces().toArray(faces0);
        List<Integer[]> faces1 = IntStream.range(0, faces0.length / 6).mapToObj(i -> new Integer[] { faces0[6 * i], faces0[6 * i + 1], faces0[6 * i + 2], faces0[6 * i + 3], faces0[6 * i + 4], faces0[6 * i + 5] }).collect(Collectors.toList());
        writer.write("# Faces (" + faces1.size() + ")" + newline);
        writer.write("# Material" + newline);
        writer.write("usemtl " + fileName + "" + newline);
        sm0 = new int[mesh.getFaces().size()];
        mesh.getFaceSmoothingGroups().toArray(sm0);
        if (sm0[0] > 0) {
            writer.write("s " + sm0[0] + "" + newline);
        }
        AtomicInteger count = new AtomicInteger();
        faces1.forEach(f -> {
            try {
                writer.write("f " + (f[0] + 1) + "/" + (f[1] + 1) + " " + (f[2] + 1) + "/" + (f[3] + 1) + " " + (f[4] + 1) + "/" + (f[5] + 1) + "" + newline);
                if (sm0[count.getAndIncrement()] != sm0[count.get()]) {
                    writer.write("s " + (sm0[count.get()] > 0 ? sm0[count.get()] : "off") + "" + newline);
                }
            } catch (IOException ex) {
                System.out.println("Error writting face " + ex);
            }
        });
        writer.write("# End Faces " + newline);
        writer.write(newline);
    } catch (IOException io) {
        System.out.println("Error creating writer obj " + io);
    } finally {
        try {
            if (writer != null) {
                writer.close();
            }
        } catch (Exception e) {
        }
    }
    File mtlFile = new File(fileName + ".mtl");
    try {
        writer = new BufferedWriter(new FileWriter(mtlFile));
        writer.write("# Material " + fileName + "" + newline);
        writer.write("newmtl " + fileName + "" + newline);
        // Illumination [0-10]
        writer.write("illum 4" + newline);
        // diffuse color black
        writer.write("Kd " + diffuseColor + "" + newline);
        // ambient color
        writer.write("Ka 0.10 0.10 0.10" + newline);
        // Transmission filter
        writer.write("Tf 1.00 1.00 1.00" + newline);
        if (diffuseMap != null) {
            writer.write("map_Kd " + diffuseMap + "" + newline);
        }
        // optical density
        writer.write("Ni 1.00" + newline);
        // specular reflectivity
        writer.write("Ks 1.00 1.00 1.00" + newline);
        // specular exponent
        writer.write("Ns 32.00" + newline);
    } catch (IOException io) {
        System.out.println("Error creating writer mtl " + io);
    } finally {
        try {
            if (writer != null) {
                writer.close();
            }
        } catch (Exception e) {
        }
    }
}

Example 25 with Point3D

use of org.fxyz.geometry.Point3D in project FXyzLib by Birdasaur.

the class FrustumTest method start.

@Override
public void start(Stage primaryStage) throws Exception {
    Group sceneRoot = new Group();
    Scene scene = new Scene(sceneRoot, sceneWidth, sceneHeight, true, SceneAntialiasing.BALANCED);
    scene.setFill(Color.WHITESMOKE);
    camera = new PerspectiveCamera(true);
    // setup camera transform for rotational support
    cameraTransform.setTranslate(0, 0, 0);
    cameraTransform.getChildren().add(camera);
    camera.setNearClip(0.1);
    camera.setFarClip(10000.0);
    camera.setTranslateZ(-30);
    // cameraTransform.ry.setAngle(-45.0);
    // cameraTransform.rx.setAngle(-10.0);
    // add a Point Light for better viewing of the grid coordinate system
    PointLight light = new PointLight(Color.WHITE);
    cameraTransform.getChildren().add(light);
    light.setTranslateX(camera.getTranslateX());
    light.setTranslateY(camera.getTranslateY());
    light.setTranslateZ(10 * camera.getTranslateZ());
    scene.setCamera(camera);
    rotateY = new Rotate(0, 0, 0, 0, Rotate.Y_AXIS);
    Group group = new Group();
    group.getChildren().add(cameraTransform);
    // cylinder = new PrismMesh(2,5,4);
    // ,new Point3D(-5,5,0),new Point3D(0,0,5));
    cylinder = new FrustumMesh(1, 0.2, 4, 3);
    // cylinder.setDrawMode(DrawMode.LINE);
    // SECTION TYPE
    // cylinder.setSectionType(TriangleMeshHelper.SectionType.TRIANGLE);
    // NONE
    // cylinder.setTextureModeNone(Color.ROYALBLUE);
    // IMAGE
    // cylinder.setTextureModeImage(getClass().getResource("res/netCylinder.png").toExternalForm());
    cylinder.setTextureModeVertices1D(1530, t -> t);
    // cylinder.setColorPalette(ColorPalette.GREEN);
    // DENSITY
    // cylinder.setTextureModeVertices3D(1530,p->(double)p.y);
    // cylinder.setTextureModeVertices3D(1530,p->(double)cylinder.unTransform(p).magnitude());
    // FACES
    // cylinder.setTextureModeFaces(1530);
    cylinder.getTransforms().addAll(new Rotate(0, Rotate.X_AXIS), rotateY);
    group.getChildren().add(cylinder);
    boolean showKnots = true;
    if (showKnots) {
        Sphere s = new Sphere(cylinder.getMajorRadius() / 10d);
        Point3D k0 = cylinder.getAxisOrigin();
        s.getTransforms().add(new Translate(k0.x, k0.y, k0.z));
        s.setMaterial(new PhongMaterial(Color.GREENYELLOW));
        group.getChildren().add(s);
        s = new Sphere(cylinder.getMinorRadius() / 10d);
        Point3D k3 = cylinder.getAxisEnd();
        s.getTransforms().add(new Translate(k3.x, k3.y, k3.z));
        s.setMaterial(new PhongMaterial(Color.ROSYBROWN));
        group.getChildren().add(s);
    }
    sceneRoot.getChildren().addAll(group);
    // First person shooter keyboard movement
    scene.setOnKeyPressed(event -> {
        double change = 10.0;
        // Add shift modifier to simulate "Running Speed"
        if (event.isShiftDown()) {
            change = 50.0;
        }
        // What key did the user press?
        KeyCode keycode = event.getCode();
        // Step 2c: Add Zoom controls
        if (keycode == KeyCode.W) {
            camera.setTranslateZ(camera.getTranslateZ() + change);
        }
        if (keycode == KeyCode.S) {
            camera.setTranslateZ(camera.getTranslateZ() - change);
        }
        // Step 2d:  Add Strafe controls
        if (keycode == KeyCode.A) {
            camera.setTranslateX(camera.getTranslateX() - change);
        }
        if (keycode == KeyCode.D) {
            camera.setTranslateX(camera.getTranslateX() + change);
        }
    });
    scene.setOnMousePressed((MouseEvent me) -> {
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseOldX = me.getSceneX();
        mouseOldY = me.getSceneY();
    });
    scene.setOnMouseDragged((MouseEvent me) -> {
        mouseOldX = mousePosX;
        mouseOldY = mousePosY;
        mousePosX = me.getSceneX();
        mousePosY = me.getSceneY();
        mouseDeltaX = (mousePosX - mouseOldX);
        mouseDeltaY = (mousePosY - mouseOldY);
        double modifier = 10.0;
        double modifierFactor = 0.1;
        if (me.isControlDown()) {
            modifier = 0.1;
        }
        if (me.isShiftDown()) {
            modifier = 50.0;
        }
        if (me.isPrimaryButtonDown()) {
            // +
            cameraTransform.ry.setAngle(((cameraTransform.ry.getAngle() + mouseDeltaX * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
            // -
            cameraTransform.rx.setAngle(((cameraTransform.rx.getAngle() - mouseDeltaY * modifierFactor * modifier * 2.0) % 360 + 540) % 360 - 180);
        } else if (me.isSecondaryButtonDown()) {
            double z = camera.getTranslateZ();
            double newZ = z + mouseDeltaX * modifierFactor * modifier;
            camera.setTranslateZ(newZ);
        } else if (me.isMiddleButtonDown()) {
            // -
            cameraTransform.t.setX(cameraTransform.t.getX() + mouseDeltaX * modifierFactor * modifier * 0.3);
            // -
            cameraTransform.t.setY(cameraTransform.t.getY() + mouseDeltaY * modifierFactor * modifier * 0.3);
        }
    });
    primaryStage.setTitle("F(X)yz - Cylinder Test");
    primaryStage.setScene(scene);
    primaryStage.show();
    // OBJWriter writer=new OBJWriter((TriangleMesh) cylinder.getMesh(),"cylinder2");
    // //        writer.setMaterialColor(Color.AQUA);
    // //        writer.setTextureImage(getClass().getResource("res/netCylinder.png").toExternalForm());
    // writer.setTextureColors(6,ColorPalette.GREEN);
    // writer.exportMesh();
    lastEffect = System.nanoTime();
    AtomicInteger count = new AtomicInteger(0);
    AnimationTimer timerEffect = new AnimationTimer() {

        @Override
        public void handle(long now) {
            if (now > lastEffect + 100_000_000l) {
                // <=1/6d)?1d:0d;
                func = t -> Math.pow(Math.sin(8d * Math.PI * (10d * (1 - t.doubleValue()) + count.get() % 11) / 20d), 6);
                cylinder.setFunction(func);
                // mapBez.values().forEach(b->b.setDensity(dens));
                count.getAndIncrement();
                lastEffect = now;
            }
        }
    };
    timerEffect.start();
}