package Vrml2Sourcebook.Chapter20Lighting;
import org.web3d.x3d.jsail.Core.*;
import org.web3d.x3d.jsail.fields.*;
import org.web3d.x3d.jsail.Grouping.*;
import org.web3d.x3d.jsail.Lighting.*;
import org.web3d.x3d.jsail.Navigation.*;
import org.web3d.x3d.jsail.Networking.*;
// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
* Three meshes illuminated by separate spotlights, with outer cone set to 45 degrees and inner cones set to 45, 22 1/2, and 1/2 degrees respectively. Combines Figures 20.16a, 16b, 16c.
Related links: Catalog page Figure20_16SpotLightBeamWidthComparison, source Figure20_16SpotLightBeamWidthComparison.java, X3D Resources, X3D Scene Authoring Hints, and X3D Tooltips.
Scene Meta Information
| meta tags |
Document Metadata |
| title |
Figure20_16SpotLightBeamWidthComparison.x3d |
| creator |
Figure 20.16, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland |
| reference |
http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16a.htm |
| reference |
http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16b.htm |
| reference |
http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16c.htm |
| translator |
Don Brutzman |
| created |
10 September 2000 |
| modified |
20 October 2019 |
| description |
Three meshes illuminated by separate spotlights, with outer cone set to 45 degrees and inner cones set to 45, 22 1/2, and 1/2 degrees respectively. Combines Figures 20.16a, 16b, 16c. |
| identifier |
https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison.x3d |
| generator |
X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit |
| license |
../../license.html |
| |
This program uses the
X3D Java Scene Access Interface Library (X3DJSAIL).
It has been produced using the
X3dToJava.xslt
stylesheet
(version control)
which is used to create Java source code from an original .x3d model.
* @author Figure 20.16, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland
*/
public class Figure20_16SpotLightBeamWidthComparison
{
/** Default constructor to create this object. */
public Figure20_16SpotLightBeamWidthComparison ()
{
initialize();
}
/** Create and initialize the X3D model for this object. */
public final void initialize()
{
try { // catch-all
x3dModel = new X3D().setProfile(X3D.PROFILE_IMMERSIVE).setVersion(X3D.VERSION_3_0)
.setHead(new head()
.addMeta(new meta().setName(meta.NAME_TITLE ).setContent("Figure20_16SpotLightBeamWidthComparison.x3d"))
.addMeta(new meta().setName(meta.NAME_CREATOR ).setContent("Figure 20.16, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16a.htm"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16b.htm"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("http://www.wiley.com/legacy/compbooks/vrml2sbk/ch20/20fig16c.htm"))
.addMeta(new meta().setName(meta.NAME_TRANSLATOR ).setContent("Don Brutzman"))
.addMeta(new meta().setName(meta.NAME_CREATED ).setContent("10 September 2000"))
.addMeta(new meta().setName(meta.NAME_MODIFIED ).setContent("20 October 2019"))
.addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("Three meshes illuminated by separate spotlights, with outer cone set to 45 degrees and inner cones set to 45, 22 1/2, and 1/2 degrees respectively. Combines Figures 20.16a, 16b, 16c."))
.addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison.x3d"))
.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("Figure20_16SpotLightBeamWidthComparison.x3d"))
.addChild(new Viewpoint().setDescription("SpotLights shining on meshes, outer cone 45 degrees. Inner cone varies 90 to 45 to 5 degrees.").setOrientation(1.0,0.0,0.0,-0.52).setPosition(0.0,24.0,48.0))
.addChild(new Viewpoint().setDescription("SpotLight beam differences are more pronounced at narrow angles").setOrientation(1.0,0.0,0.0,-0.157).setPosition(0.0,8.0,48.0))
.addComments(" Note headlight turned off in NavigationInfo. Most browsers allow user toggling headlight also. ")
.addComments(" This NavigationInfo node is bound at runtime and overrides the NavigationInfo headlight setting within the Inlined scene. ")
.addComments(" Check out the scene with headlight off ")
.addChild(new Transform().setTranslation(-21.0,0.0,0.0)
.addChild(new SpotLight().setAmbientIntensity(0.5).setBeamWidth(0.785).setCutOffAngle(0.785).setDirection(0.0,-1.0,0.0).setLocation(0.0,9.0,0.0).setRadius(12))
.addChild(new Inline("FlatMesh").setBboxSize(16.0,16.0,16.0).setUrl(new String[] {"Figure20_05FlatMesh.x3d","https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20Lighting/Figure20_05FlatMesh.x3d","Figure20_05FlatMesh.wrl","https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter20Lighting/Figure20_05FlatMesh.wrl"})))
.addChild(new Group()
.addChild(new SpotLight().setAmbientIntensity(0.5).setBeamWidth(0.392).setCutOffAngle(0.785).setDirection(0.0,-1.0,0.0).setLocation(0.0,9.0,0.0).setRadius(12))
.addChild(new Inline().setUSE("FlatMesh")))
.addChild(new Transform().setTranslation(21.0,0.0,0.0)
.addChild(new SpotLight().setAmbientIntensity(0.5).setBeamWidth(0.09).setCutOffAngle(0.785).setDirection(0.0,-1.0,0.0).setLocation(0.0,9.0,0.0).setRadius(12))
.addChild(new Inline().setUSE("FlatMesh"))));
}
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
* shallow copy
* of the X3D model.
* @see X3D
* @return Figure20_16SpotLightBeamWidthComparison 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 X3D.handleArguments(args)
* @see X3D.validationReport()
* @see CommandLine
* @see CommandLine.USAGE
* @see ConfigurationProperties
*/
public static void main(String args[])
{
System.out.println("Build this X3D model, showing validation diagnostics...");
X3D thisExampleX3dModel = new Figure20_16SpotLightBeamWidthComparison().getX3dModel();
// System.out.println("X3D model construction complete.");
// next handle command line arguments
boolean hasArguments = (args != null) && (args.length > 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: \"Vrml2Sourcebook.Chapter20Lighting.Figure20_16SpotLightBeamWidthComparison\" 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("Vrml2Sourcebook.Chapter20Lighting.Figure20_16SpotLightBeamWidthComparison self-validation test confirmation: ");
if (!validationResults.equals("success"))
System.out.println();
System.out.println(validationResults.trim());
// experimental: test X3DJSAIL output files
// Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison_JavaExport.* file validation is checked when building X3D Example Archives
String filenameX3D = "Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison_JavaExport.x3d";
String filenameX3DV = "Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison_JavaExport.x3dv";
String filenameJSON = "Chapter20Lighting/Figure20_16SpotLightBeamWidthComparison_JavaExport.json";
thisExampleX3dModel.toFileX3D (filenameX3D);
thisExampleX3dModel.toFileClassicVRML(filenameX3DV);
// TODO thisExampleX3dModel.toFileJSON (filenameJSON);
}
}
}