Simplistic JavaFX 3D ModelViewer

InlineModelViewer.java

import javafx.animation.*;
import javafx.application.Application;
import javafx.beans.binding.Bindings;
import javafx.geometry.Insets;
import javafx.scene.*;
import javafx.scene.control.CheckBox;
import javafx.scene.image.Image;
import javafx.scene.layout.VBox;
import javafx.scene.paint.*;
import javafx.scene.shape.*;
import javafx.scene.transform.Rotate;
import javafx.stage.Stage;
import javafx.util.Duration;

public class InlineModelViewer extends Application {

  private static final int VIEWPORT_SIZE = 800;

  private static final double MODEL_SCALE_FACTOR = 40;
  private static final double MODEL_X_OFFSET = 0;
  private static final double MODEL_Y_OFFSET = 0;
  private static final double MODEL_Z_OFFSET = VIEWPORT_SIZE / 2;

  //  private static final String textureLoc = "http://icons.iconarchive.com/icons/aha-soft/desktop-halloween/256/Skull-and-bones-icon.png"; // icon license linkware, backlink to http://www.aha-soft.com
  private static final String textureLoc = "http://d366vafdki9sdu.cloudfront.net/files/37/2688/seamless-marble-textures-pack-screenshots-4.jpg";
  // texture sourced from: http://www.creattor.com/textures-patterns/seamless-marble-textures-pack-2688
  // texture license: http://creativecommons.org/licenses/by-nc/3.0/ => Creative Commons Attribution-NonCommercial 3.0 Unported

  private Image texture;
  private PhongMaterial texturedMaterial = new PhongMaterial();

  private MeshView meshView = loadMeshView();

  private MeshView loadMeshView() {
    float[] points = {
        -5, 5, 0,
        -5, -5, 0,
        5, 5, 0,
        5, -5, 0
    };
    float[] texCoords = {
        1, 1,
        1, 0,
        0, 1,
        0, 0
    };
    int[] faces = {
        2, 2, 1, 1, 0, 0,
        2, 2, 3, 3, 1, 1
    };

    TriangleMesh mesh = new TriangleMesh();
    mesh.getPoints().setAll(points);
    mesh.getTexCoords().setAll(texCoords);
    mesh.getFaces().setAll(faces);

    return new MeshView(mesh);
  }

  private Group buildScene() {
    meshView.setTranslateX(VIEWPORT_SIZE / 2 + MODEL_X_OFFSET);
    meshView.setTranslateY(VIEWPORT_SIZE / 2 * 9.0 / 16 + MODEL_Y_OFFSET);
    meshView.setTranslateZ(VIEWPORT_SIZE / 2 + MODEL_Z_OFFSET);
    meshView.setScaleX(MODEL_SCALE_FACTOR);
    meshView.setScaleY(MODEL_SCALE_FACTOR);
    meshView.setScaleZ(MODEL_SCALE_FACTOR);

    return new Group(meshView);
  }

  @Override
  public void start(Stage stage) {
    texture = new Image(textureLoc);
    texturedMaterial.setDiffuseMap(texture);

    Group group = buildScene();

    RotateTransition rotate = rotate3dGroup(group);

    VBox layout = new VBox(
        createControls(rotate),
        createScene3D(group)
    );

    stage.setTitle("Model Viewer");

    Scene scene = new Scene(layout, Color.CORNSILK);
    stage.setScene(scene);
    stage.show();
  }

  private SubScene createScene3D(Group group) {
    SubScene scene3d = new SubScene(group, VIEWPORT_SIZE, VIEWPORT_SIZE * 9.0/16, true, true);
    scene3d.setFill(Color.rgb(10, 10, 40));
    scene3d.setCamera(new PerspectiveCamera());
    return scene3d;
  }

  private VBox createControls(RotateTransition rotateTransition) {
    CheckBox cull      = new CheckBox("Cull Back");
    meshView.cullFaceProperty().bind(
        Bindings.when(
            cull.selectedProperty())
              .then(CullFace.BACK)
              .otherwise(CullFace.NONE)
    );
    CheckBox wireframe = new CheckBox("Wireframe");
    meshView.drawModeProperty().bind(
        Bindings.when(
            wireframe.selectedProperty())
              .then(DrawMode.LINE)
              .otherwise(DrawMode.FILL)
    );

    CheckBox rotate = new CheckBox("Rotate");
    rotate.selectedProperty().addListener(observable -> {
      if (rotate.isSelected()) {
        rotateTransition.play();
      } else {
        rotateTransition.pause();
      }
    });

    CheckBox texture = new CheckBox("Texture");
    meshView.materialProperty().bind(
        Bindings.when(
            texture.selectedProperty())
              .then(texturedMaterial)
              .otherwise((PhongMaterial) null)
    );

    VBox controls = new VBox(10, rotate, texture, cull, wireframe);
    controls.setPadding(new Insets(10));
    return controls;
  }

  private RotateTransition rotate3dGroup(Group group) {
    RotateTransition rotate = new RotateTransition(Duration.seconds(10), group);
    rotate.setAxis(Rotate.Y_AXIS);
    rotate.setFromAngle(0);
    rotate.setToAngle(360);
    rotate.setInterpolator(Interpolator.LINEAR);
    rotate.setCycleCount(RotateTransition.INDEFINITE);

    return rotate;
  }

  public static void main(String[] args) {
    System.setProperty("prism.dirtyopts", "false");
    launch(args);
  }
}