A simple JavaFX 3D Demo using scala

SphereAndBox.scala

package net.ladstatt.apps

/*
 * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

import javafx.application.Application
import javafx.geometry.Point3D
import javafx.scene.Group
import javafx.scene.PerspectiveCamera
import javafx.scene.PointLight
import javafx.scene.Scene
import javafx.scene.input.MouseEvent
import javafx.scene.paint.Color
import javafx.scene.paint.PhongMaterial
import javafx.scene.shape.Box
import javafx.scene.shape.Sphere
import javafx.stage.Stage
import javafx.scene.image.Image

/**
 * original source from here https://wikis.oracle.com/display/OpenJDK/SphereAndBox.java
 **/
object SphereAndBox {

  def main(args: Array[String]): Unit = {
    System.setProperty("prism.dirtyopts", "false")
    Application.launch(classOf[SphereAndBox], args: _*)
  }

}

class SphereAndBox extends javafx.application.Application with JfxUtils {

  var anchorX: Double = _
  var anchorY: Double = _
  var anchorAngle: Double = _

  val bumpMap = new Image(getClass.getResourceAsStream("/jfx.png"))

  def addCamera(scene: Scene): PerspectiveCamera = {
    val perspectiveCamera = new PerspectiveCamera(false)
    scene.setCamera(perspectiveCamera)
    perspectiveCamera
  }

  override def start(primaryStage: Stage) {
    primaryStage.setTitle("SphereAndBox")

    val boxMaterial = new PhongMaterial()
    boxMaterial.setDiffuseColor(Color.GREEN)
    boxMaterial.setSpecularColor(Color.WHITESMOKE)

    val sphereMaterial = new PhongMaterial()
    sphereMaterial.setDiffuseColor(Color.BISQUE)
    sphereMaterial.setSpecularColor(Color.LIGHTBLUE)
    sphereMaterial.setBumpMap(bumpMap)

    val box = new Box(400, 400, 400)
    box.setMaterial(boxMaterial)

    val sphere = new Sphere(200)
    sphere.setMaterial(sphereMaterial)

    sphere.setTranslateX(250)
    sphere.setTranslateY(250)
    sphere.setTranslateZ(50)
    box.setTranslateX(250)
    box.setTranslateY(250)
    box.setTranslateZ(450)

    val parent = new Group(box, sphere)
    parent.setTranslateZ(500)
    parent.setRotationAxis(new Point3D(1, 1, 1))

    val root = new Group(parent)

    val scene = new Scene(root, 500, 500, true)

    scene.setOnMousePressed(mkEventHandler((event: MouseEvent) => {
      anchorX = event.getSceneX()
      anchorY = event.getSceneY()
      anchorAngle = parent.getRotate()
    }))

    scene.setOnMouseDragged(mkEventHandler((event: MouseEvent) => {
      parent.setRotate(anchorAngle + anchorX - event.getSceneX())
    }))

    val pointLight = new PointLight(Color.ANTIQUEWHITE)
    pointLight.setTranslateX(15)
    pointLight.setTranslateY(-10)
    pointLight.setTranslateZ(-100)

    root.getChildren().add(pointLight)

    addCamera(scene)
    primaryStage.setScene(scene)
    primaryStage.show()
  }
}