<html><head><meta name="color-scheme" content="light dark"></head><body><pre style="word-wrap: break-word; white-space: pre-wrap;">package X3dForAdvancedModeling.Matlab;

import org.web3d.x3d.jsail.Core.*;
import org.web3d.x3d.jsail.EnvironmentalEffects.*;
import org.web3d.x3d.jsail.fields.*;
import org.web3d.x3d.jsail.Geometry3D.*;
import org.web3d.x3d.jsail.Grouping.*;
import org.web3d.x3d.jsail.Navigation.*;
import org.web3d.x3d.jsail.Shape.*;

// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
 * &lt;p&gt; Bounce a flexible Box up and down by adapting an example from Mathworks Matlab using Simulink for animation. &lt;/p&gt;
 &lt;p&gt; Related links: Catalog page &lt;a href="../../../Matlab/BouncingBoxSimulinkIndex.html" target="_blank"&gt;BouncingBoxSimulink&lt;/a&gt;,  source &lt;a href="../../../Matlab/BouncingBoxSimulink.java"&gt;BouncingBoxSimulink.java&lt;/a&gt;, &lt;a href="https://www.web3d.org/x3d/content/examples/X3dResources.html" target="_blank"&gt;X3D Resources&lt;/a&gt;, &lt;a href="https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html" target="_blank"&gt;X3D Scene Authoring Hints&lt;/a&gt;, and &lt;a href="https://www.web3d.org/x3d/content/X3dTooltips.html" target="_blank"&gt;X3D Tooltips&lt;/a&gt;. &lt;/p&gt;
	&lt;table style="color:black; border:0px solid; border-spacing:10px 0px;"&gt;
        &lt;caption&gt;Scene Meta Information&lt;/caption&gt;
		&lt;tr style="background-color:silver; border-color:silver;"&gt;
			&lt;td style="text-align:center; padding:10px 0px;"&gt;&lt;i&gt;meta tags&lt;/i&gt;&lt;/td&gt;
			&lt;td style="text-align:left;   padding:10px 0px;"&gt;&amp;nbsp; Document Metadata &lt;/td&gt;
		&lt;/tr&gt;

		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; title &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/BouncingBoxSimulink.x3d"&gt;BouncingBoxSimulink.x3d&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; description &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Bounce a flexible Box up and down by adapting an example from Mathworks Matlab using Simulink for animation. &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; creator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Ben Cheng and Don Brutzman &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; translator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Ben Cheng &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; created &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; 1 October 2014 &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; modified &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; 20 October 2019 &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; Image &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/BouncingBoxSimulinkLooping.png"&gt;BouncingBoxSimulinkLooping.png&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; Image &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/BouncingBoxSimulink.png"&gt;BouncingBoxSimulink.png&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; info &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Matlab users can select one of the following Simulink project links to run this demo. Each uses the VRML .wrl version of the scene. &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; BouncingBoxLooping.slx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; BouncingBoxNoAttenuation.slx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; TODO &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; delete from version control: BouncingBoxSimulinkProject.slx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; BouncingBoxSimulink.wrl &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; MatlabSimulinkBouncingBoxVrmlDemo.mov &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/BouncingBoxSimulinkMatlabVRtoolExample.pdf"&gt;BouncingBoxSimulinkMatlabVRtoolExample.pdf&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; BouncingBoxSimulinkMatlabVRtoolExample.doc &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/MatlabSimulinkX3D-Web3D2015FastForwardChengBrutzman.pdf"&gt;MatlabSimulinkX3D-Web3D2015FastForwardChengBrutzman.pdf&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; MatlabSimulinkX3D-Web3D2015FastForwardChengBrutzman.pptx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/SimulinkX3dPosterChengBrutzman2015May14_letter.pdf"&gt;SimulinkX3dPosterChengBrutzman2015May14_letter.pdf&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; SimulinkX3dPosterChengBrutzman2015May14_letter.pptx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/SimulinkX3dPosterChengBrutzman2015May11_widescreen.pdf"&gt;SimulinkX3dPosterChengBrutzman2015May11_widescreen.pdf&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; SimulinkX3dPosterChengBrutzman2015May11_widescreen.pptx &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/help/sl3d/examples/bouncing-ball.html" target="_blank"&gt;http://www.mathworks.com/help/sl3d/examples/bouncing-ball.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com" target="_blank"&gt;http://www.mathworks.com&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/products/matlab" target="_blank"&gt;http://www.mathworks.com/products/matlab&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/products/simulink" target="_blank"&gt;http://www.mathworks.com/products/simulink&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/products/3d-animation/features.html" target="_blank"&gt;http://www.mathworks.com/products/3d-animation/features.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/examples/3d-animation" target="_blank"&gt;http://www.mathworks.com/examples/3d-animation&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/products/3d-animation/videos.html" target="_blank"&gt;http://www.mathworks.com/products/3d-animation/videos.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/help/sl3d/index.html#build-virtual-reality-worlds" target="_blank"&gt;http://www.mathworks.com/help/sl3d/index.html#build-virtual-reality-worlds&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/help/sl3d/using-cad-models-with-the-simulink-3d-animation-product.html" target="_blank"&gt;http://www.mathworks.com/help/sl3d/using-cad-models-with-the-simulink-3d-animation-product.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://www.mathworks.com/help/physmod/sm/mech/vis/visualizing-with-a-virtual-reality-client.html" target="_blank"&gt;http://www.mathworks.com/help/physmod/sm/mech/vis/visualizing-with-a-virtual-reality-client.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; info &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; The accompanying wish list describes how Matlab and Humusoft should improve their support for X3D, instead of using VRML and being many years out of date. &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/MathworksWishList.txt" target="_blank"&gt;https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/MathworksWishList.txt&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; requires &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; MATLAB R2014B for Simulink animation to work &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; identifier &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/BouncingBoxSimulink.x3d" target="_blank"&gt;https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/BouncingBoxSimulink.x3d&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; reference &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="http://web3d.org/pipermail/x3d-public_web3d.org/2014-October/002975.html" target="_blank"&gt;http://web3d.org/pipermail/x3d-public_web3d.org/2014-October/002975.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; generator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; Matlab, &lt;a href="http://www.mathworks.org" target="_blank"&gt;http://www.mathworks.org&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; generator &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; X3D-Edit 3.3, &lt;a href="https://savage.nps.edu/X3D-Edit" target="_blank"&gt;https://savage.nps.edu/X3D-Edit&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr&gt;
			&lt;td style="text-align:right; vertical-align: text-top;"&gt; &lt;i&gt; license &lt;/i&gt; &lt;/td&gt;
			&lt;td&gt; &lt;a href="../../../Matlab/../license.html"&gt;../license.html&lt;/a&gt; &lt;/td&gt;
		&lt;/tr&gt;
		&lt;tr style="background-color:silver; border-color:silver;"&gt;
			&lt;td style="text-align:center;" colspan="2"&gt;  &amp;nbsp; &lt;/td&gt;
		&lt;/tr&gt;
	&lt;/table&gt;

	&lt;p&gt;
		This program uses the
		&lt;a href="https://www.web3d.org/specifications/java/X3DJSAIL.html" target="_blank"&gt;X3D Java Scene Access Interface Library (X3DJSAIL)&lt;/a&gt;.
		It has been produced using the 
		&lt;a href="https://www.web3d.org/x3d/stylesheets/X3dToJava.xslt" target="_blank"&gt;X3dToJava.xslt&lt;/a&gt;
		stylesheet
	       (&lt;a href="https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/stylesheets/X3dToJava.xslt" target="_blank"&gt;version control&lt;/a&gt;)
                which is used to create Java source code from an original &lt;code&gt;.x3d&lt;/code&gt; model.
	&lt;/p&gt;

	* @author Ben Cheng and Don Brutzman
 */

public class BouncingBoxSimulink
{
	/** Default constructor to create this object. */
	public BouncingBoxSimulink ()
	{
	  initialize();
	}

	/** Create and initialize the X3D model for this object. */
	public final void initialize()
	{
            try { // catch-all
  x3dModel = new X3D().setProfile(X3D.PROFILE_INTERCHANGE).setVersion(X3D.VERSION_3_3)
  .setHead(new head()
    .addMeta(new meta().setName(meta.NAME_TITLE      ).setContent("BouncingBoxSimulink.x3d"))
    .addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("Bounce a flexible Box up and down by adapting an example from Mathworks Matlab using Simulink for animation."))
    .addMeta(new meta().setName(meta.NAME_CREATOR    ).setContent("Ben Cheng and Don Brutzman"))
    .addMeta(new meta().setName(meta.NAME_TRANSLATOR ).setContent("Ben Cheng"))
    .addMeta(new meta().setName(meta.NAME_CREATED    ).setContent("1 October 2014"))
    .addMeta(new meta().setName(meta.NAME_MODIFIED   ).setContent("20 October 2019"))
    .addMeta(new meta().setName(meta.NAME_IMAGE      ).setContent("BouncingBoxSimulinkLooping.png"))
    .addMeta(new meta().setName(meta.NAME_IMAGE      ).setContent("BouncingBoxSimulink.png"))
    .addMeta(new meta().setName(meta.NAME_INFO       ).setContent("Matlab users can select one of the following Simulink project links to run this demo. Each uses the VRML .wrl version of the scene."))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("BouncingBoxLooping.slx"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("BouncingBoxNoAttenuation.slx"))
    .addMeta(new meta().setName(meta.NAME_TODO       ).setContent("delete from version control: BouncingBoxSimulinkProject.slx"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("BouncingBoxSimulink.wrl"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("MatlabSimulinkBouncingBoxVrmlDemo.mov"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("BouncingBoxSimulinkMatlabVRtoolExample.pdf"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("BouncingBoxSimulinkMatlabVRtoolExample.doc"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("MatlabSimulinkX3D-Web3D2015FastForwardChengBrutzman.pdf"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("MatlabSimulinkX3D-Web3D2015FastForwardChengBrutzman.pptx"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("SimulinkX3dPosterChengBrutzman2015May14_letter.pdf"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("SimulinkX3dPosterChengBrutzman2015May14_letter.pptx"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("SimulinkX3dPosterChengBrutzman2015May11_widescreen.pdf"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("SimulinkX3dPosterChengBrutzman2015May11_widescreen.pptx"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/help/sl3d/examples/bouncing-ball.html"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/products/matlab"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/products/simulink"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/products/3d-animation/features.html"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/examples/3d-animation"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/products/3d-animation/videos.html"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/help/sl3d/index.html#build-virtual-reality-worlds"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/help/sl3d/using-cad-models-with-the-simulink-3d-animation-product.html"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://www.mathworks.com/help/physmod/sm/mech/vis/visualizing-with-a-virtual-reality-client.html"))
    .addMeta(new meta().setName(meta.NAME_INFO       ).setContent("The accompanying wish list describes how Matlab and Humusoft should improve their support for X3D, instead of using VRML and being many years out of date."))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/MathworksWishList.txt"))
    .addMeta(new meta().setName(meta.NAME_REQUIRES   ).setContent("MATLAB R2014B for Simulink animation to work"))
    .addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/X3dForAdvancedModeling/Matlab/BouncingBoxSimulink.x3d"))
    .addMeta(new meta().setName(meta.NAME_REFERENCE  ).setContent("http://web3d.org/pipermail/x3d-public_web3d.org/2014-October/002975.html"))
    .addMeta(new meta().setName(meta.NAME_GENERATOR  ).setContent("Matlab, http://www.mathworks.org"))
    .addMeta(new meta().setName(meta.NAME_GENERATOR  ).setContent("X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit"))
    .addMeta(new meta().setName(meta.NAME_LICENSE    ).setContent("../license.html")))
  .setScene(new Scene()
    .addChild(new WorldInfo().setTitle("BouncingBoxSimulink.x3d"))
    .addChild(new Viewpoint().setDescription("Hello Matlab Simulink bouncing box!").setOrientation(1.0,0.0,0.0,0.942478).setPosition(0.0,-15.0,18.0))
    .addChild(new Viewpoint().setDescription("Closeup view Simulink bouncing box!").setOrientation(1.0,0.0,0.0,-0.463648).setPosition(0.0,6.0,12.0))
    .addChild(new Background().setSkyColor(new MFColor(new double[] {0.6,0.784314,1.0})))
    .addChild(new NavigationInfo())
    .addChild(new Transform("BoxTransform").setTranslation(0.0,0.0,1.0)
      .addChild(new Shape()
        .setGeometry(new Box())
        .setAppearance(new Appearance()
          .setMaterial(new Material().setDiffuseColor(1.0,0.419608,0.439216)))))
    .addChild(new Transform("GroundPlane")
      .addChild(new Shape()
        .setGeometry(new Box().setSize(10.0,10.0,0.02))
        .setAppearance(new Appearance()
          .setMaterial(new Material().setDiffuseColor(1.0,1.0,1.0))))));
            }
            catch (Exception ex)
            {       
                System.err.println ("*** Further hints on X3DJSAIL errors and exceptions at");
                System.err.println ("*** https://www.web3d.org/specifications/java/X3DJSAIL.html");
                throw (ex);
            }
	}
	// end of initialize() method

	/** The initialized model object, created within initialize() method. */
	private X3D x3dModel;

	/** 
	 * Provide a 
	 * &lt;a href="https://dzone.com/articles/java-copy-shallow-vs-deep-in-which-you-will-swim" target="_blank"&gt;shallow copy&lt;/a&gt;
	 * of the X3D model.
	 * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html"&gt;X3D&lt;/a&gt;
	 * @return BouncingBoxSimulink model
	 */
	public X3D getX3dModel()
	{	  
		return x3dModel;
	}
	   
    /** 
     * Default main() method provided for test purposes, uses CommandLine to set global ConfigurationProperties for this object.
     * @param args array of input parameters, provided as arguments
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html#handleArguments-java.lang.String:A-"&gt;X3D.handleArguments(args)&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/Core/X3D.html#validationReport--"&gt;X3D.validationReport()&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/CommandLine.html"&gt;CommandLine&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/CommandLine.html#USAGE"&gt;CommandLine.USAGE&lt;/a&gt;
     * @see &lt;a href="https://www.web3d.org/specifications/java/javadoc/org/web3d/x3d/jsail/ConfigurationProperties.html"&gt;ConfigurationProperties&lt;/a&gt;
     */
    public static void main(String args[])
    {
        System.out.println("Build this X3D model, showing validation diagnostics...");
        X3D thisExampleX3dModel = new BouncingBoxSimulink().getX3dModel();
//      System.out.println("X3D model construction complete.");
	
        // next handle command line arguments
        boolean hasArguments = (args != null) &amp;&amp; (args.length &gt; 0);
        boolean validate = true; // default
        boolean argumentsLoadNewModel = false;
        String  fileName = new String();

        if (args != null)
        {
                for (String arg : args)
                {
                        if (arg.toLowerCase().startsWith("-v") || arg.toLowerCase().contains("validate"))
                        {
                                validate = true; // making sure
                        }
                        if (arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_X3D) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_CLASSICVRML) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_X3DB) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_VRML97) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_EXI) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_GZIP) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_ZIP) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_HTML) ||
                                arg.toLowerCase().endsWith(X3D.FILE_EXTENSION_XHTML))
                        {
                                argumentsLoadNewModel = true;
                                fileName = arg;
                        }
                }
        }
        if      (argumentsLoadNewModel)
                System.out.println("WARNING: \"X3dForAdvancedModeling.Matlab.BouncingBoxSimulink\" model invocation is attempting to load file \"" + fileName + "\" instead of simply validating itself... file loading ignored.");
        else if (hasArguments) // if no arguments provided, this method produces usage warning
                thisExampleX3dModel.handleArguments(args);
	
        if (validate)
        {
            //  System.out.println("--- TODO fix duplicated outputs ---"); // omit when duplicated outputs problem is solved/refactored
		String validationResults = thisExampleX3dModel.validationReport();
            //  System.out.println("-----------------------------------"); // omit when duplicated outputs problem is solved/refactored
                System.out.print("X3dForAdvancedModeling.Matlab.BouncingBoxSimulink self-validation test confirmation: ");
                if (!validationResults.equals("success"))
                    System.out.println();
                System.out.println(validationResults.trim());

                // experimental: test X3DJSAIL output files
                // Matlab/BouncingBoxSimulink_JavaExport.* file validation is checked when building X3D Example Archives
                String filenameX3D  = "Matlab/BouncingBoxSimulink_JavaExport.x3d"; 
                String filenameX3DV = "Matlab/BouncingBoxSimulink_JavaExport.x3dv"; 
                String filenameJSON = "Matlab/BouncingBoxSimulink_JavaExport.json";
                thisExampleX3dModel.toFileX3D        (filenameX3D);
                thisExampleX3dModel.toFileClassicVRML(filenameX3DV);
// TODO         thisExampleX3dModel.toFileJSON       (filenameJSON);
        }
    }
}
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