package Basic.development;
import org.web3d.x3d.jsail.Core.*;
import org.web3d.x3d.jsail.fields.*;
import org.web3d.x3d.jsail.Grouping.*;
import org.web3d.x3d.jsail.Rendering.*;
import org.web3d.x3d.jsail.Scripting.*;
// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
* X3D Geometry2D component node, implemented as prototype for backwards compatibility with VRML 97. Arc2D specifies a 2D linear circular arc.
Related links: Catalog page Arc2dComponentPrototype, source Arc2dComponentPrototype.java, X3D Resources, X3D Scene Authoring Hints, and X3D Tooltips.
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 Christos Kalogrias, Don Brutzman, Ken Curtin, Duane Davis
*/
public class Arc2dComponentPrototype
{
/** Default constructor to create this object. */
public Arc2dComponentPrototype ()
{
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_1)
.setHead(new head()
.addMeta(new meta().setName(meta.NAME_TITLE ).setContent("Arc2dComponentPrototype.x3d"))
.addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("X3D Geometry2D component node, implemented as prototype for backwards compatibility with VRML 97. Arc2D specifies a 2D linear circular arc."))
.addMeta(new meta().setName(meta.NAME_CREATOR ).setContent("Christos Kalogrias, Don Brutzman, Ken Curtin, Duane Davis"))
.addMeta(new meta().setName(meta.NAME_CREATED ).setContent("14 November 2003"))
.addMeta(new meta().setName(meta.NAME_MODIFIED ).setContent("20 October 2019"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("https://www.web3d.org/specifications/X3Dv4/ISO-IEC19775-1v4-IS/Part01/components/geometry2D.html"))
.addMeta(new meta().setName(meta.NAME_SUBJECT ).setContent("Geometry2D component node (Arc2D)"))
.addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/Basic/development/Arc2dComponentPrototype.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()
.addComments(" ==================== ")
.addChild(new WorldInfo().setTitle("Arc2dComponentPrototype.x3d"))
.addChild(new ProtoDeclare("Arc2D").setName("Arc2D")
.setProtoInterface(new ProtoInterface()
.addField(new field().setName("startAngle").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(0))
.addField(new field().setName("endAngle").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(1.5707963265))
.addField(new field().setName("radius").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(1))
.addField(new field().setName("metadata").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INPUTOUTPUT).setAppinfo("Metadata node only")))
.setProtoBody(new ProtoBody()
.addComments(" Only the first node counts as the node type of a prototype. This node must be a geometry node. ")
.addChild(new IndexedLineSet("ArcIndexPoints").setDEF("ArcIndexPoints")
.setCoord(new Coordinate("Arc3DPoints")))
.addComments(" Any nodes after initial node in a ProtoBody is not rendered. ")
.addChild(new Group()
.setIS(new IS()
.addConnect(new connect().setNodeField("metadata").setProtoField("metadata")))
.addChild(new Script("Arc2dToFaceSet3d").setSourceCode("""
ecmascript:
function initialize()
{
numOfPoints = 100;
if (radius < 0)
{
Browser.println ('[Arc2D] Warning: invalid value, radius=' + value + ' must instead be >= 0');
}
if ((startAngle < 0) || (startAngle >= 2 * Math.PI))
{
Browser.println ('[Arc2D] Warning: startAngle=' + startAngle + ' must be within range [0..2pi)');
}
if ((endAngle < 0) || (endAngle >= 2 * Math.PI))
{
Browser.println ('[Arc2D] Warning: endAngle=' + endAngle + ' must be within range [0..2pi)');
}
// equal startAngle, endAngle means draw full circle.
// high out-of-range endAngle is OK for local computation.
if (startAngle >= endAngle)
endAngle += (2 * Math.PI);
differAng = Math.abs((endAngle - startAngle))/numOfPoints;
for (i = 0; i <= numOfPoints; i++)
{
arcSet3d[i] = new SFVec3f (radius * Math.cos(startAngle + i * differAng), radius * Math.sin(startAngle + i * differAng), 0.0);
arcIndexSet3d[i] = i;
}
} // initialize
""")
.addField(new field().setName("startAngle").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.addField(new field().setName("endAngle").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.addField(new field().setName("radius").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.addField(new field().setName("arcSet3d").setType(field.TYPE_MFVEC3F).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("arcIndexSet3d").setType(field.TYPE_MFINT32).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.setIS(new IS()
.addConnect(new connect().setNodeField("startAngle").setProtoField("startAngle"))
.addConnect(new connect().setNodeField("endAngle").setProtoField("endAngle"))
.addConnect(new connect().setNodeField("radius").setProtoField("radius"))))
.addChild(new ROUTE().setFromNode("Arc2dToFaceSet3d").setFromField("arcSet3d").setToNode("Arc3DPoints").setToField("point"))
.addChild(new ROUTE().setFromNode("Arc2dToFaceSet3d").setFromField("arcIndexSet3d").setToNode("ArcIndexPoints").setToField("set_coordIndex"))))));
}
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 Arc2dComponentPrototype 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 Arc2dComponentPrototype().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: \"Basic.development.Arc2dComponentPrototype\" 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("Basic.development.Arc2dComponentPrototype self-validation test confirmation: ");
if (!validationResults.equals("success"))
System.out.println();
System.out.println(validationResults.trim());
// experimental: test X3DJSAIL output files
// development/Arc2dComponentPrototype_JavaExport.* file validation is checked when building X3D Example Archives
String filenameX3D = "development/Arc2dComponentPrototype_JavaExport.x3d";
String filenameX3DV = "development/Arc2dComponentPrototype_JavaExport.x3dv";
String filenameJSON = "development/Arc2dComponentPrototype_JavaExport.json";
thisExampleX3dModel.toFileX3D (filenameX3D);
thisExampleX3dModel.toFileClassicVRML(filenameX3DV);
// TODO thisExampleX3dModel.toFileJSON (filenameJSON);
}
}
}