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/*
 * Copyright (c 2013 Oracle and/or its affiliates.
 * All rights reserved. Use is subject to license terms.
 *
 * This file is available and licensed under the following license:
 *
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 * modification, are permitted provided that the following conditions
 * are met:
 *
 *  - Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *  - Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the distribution.
 *  - Neither the name of Oracle nor the names of its
 *    contributors may be used to endorse or promote products derived
 *    from this software without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

//
// This buildMolecule file contains the buildMolecule() method that is used in 
// the MoleculeSampleApp application that you can build using the Getting Started with 
// JavaFX 3D Graphics tutorial.
//

 private void buildMolecule() {
      
        final PhongMaterial redMaterial = new PhongMaterial();
        redMaterial.setDiffuseColor(Color.DARKRED);
        redMaterial.setSpecularColor(Color.RED);

        final PhongMaterial whiteMaterial = new PhongMaterial();
        whiteMaterial.setDiffuseColor(Color.WHITE);
        whiteMaterial.setSpecularColor(Color.LIGHTBLUE);
        
        final PhongMaterial greyMaterial = new PhongMaterial();
        greyMaterial.setDiffuseColor(Color.DARKGREY);
        greyMaterial.setSpecularColor(Color.GREY);
        
        // Molecule Hierarchy
        // [*] moleculeXform
        //     [*] oxygenXform
        //         [*] oxygenSphere
        //     [*] hydrogen1SideXform
        //         [*] hydrogen1Xform
        //             [*] hydrogen1Sphere
        //         [*] bond1Cylinder
        //     [*] hydrogen2SideXform
        //         [*] hydrogen2Xform
        //             [*] hydrogen2Sphere
        //         [*] bond2Cylinder
        
        Xform moleculeXform = new Xform();
        Xform oxygenXform = new Xform();
        Xform hydrogen1SideXform = new Xform();
        Xform hydrogen1Xform = new Xform();
        Xform hydrogen2SideXform = new Xform();
        Xform hydrogen2Xform = new Xform();
        
        Sphere oxygenSphere = new Sphere(40.0);
        oxygenSphere.setMaterial(redMaterial);
        
        Sphere hydrogen1Sphere = new Sphere(30.0);
        hydrogen1Sphere.setMaterial(whiteMaterial);
        hydrogen1Sphere.setTranslateX(0.0);
        
        Sphere hydrogen2Sphere = new Sphere(30.0);
        hydrogen2Sphere.setMaterial(whiteMaterial);
        hydrogen2Sphere.setTranslateZ(0.0);
        
        Cylinder bond1Cylinder = new Cylinder(5, 100);
        bond1Cylinder.setMaterial(greyMaterial);
        bond1Cylinder.setTranslateX(50.0);
        bond1Cylinder.setRotationAxis(Rotate.Z_AXIS);
        bond1Cylinder.setRotate(90.0);
        
        Cylinder bond2Cylinder = new Cylinder(5, 100);
        bond2Cylinder.setMaterial(greyMaterial);
        bond2Cylinder.setTranslateX(50.0);
        bond2Cylinder.setRotationAxis(Rotate.Z_AXIS);
        bond2Cylinder.setRotate(90.0);
        
        moleculeXform.getChildren().add(oxygenXform);
        moleculeXform.getChildren().add(hydrogen1SideXform);
        moleculeXform.getChildren().add(hydrogen2SideXform);        
        oxygenXform.getChildren().add(oxygenSphere);
        hydrogen1SideXform.getChildren().add(hydrogen1Xform);
        hydrogen2SideXform.getChildren().add(hydrogen2Xform);
        hydrogen1Xform.getChildren().add(hydrogen1Sphere);
        hydrogen2Xform.getChildren().add(hydrogen2Sphere);
        hydrogen1SideXform.getChildren().add(bond1Cylinder);
        hydrogen2SideXform.getChildren().add(bond2Cylinder); 
        
        hydrogen1Xform.setTx(100.0);
        hydrogen2Xform.setTx(100.0);
        hydrogen2SideXform.setRotateY(104.5);
        
        moleculeGroup.getChildren().add(moleculeXform);
        
        world.getChildren().addAll(moleculeGroup);
    }