package Basic.RigidBodyPhysics;
import org.web3d.x3d.jsail.Core.*;
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.RigidBodyPhysics.*;
import org.web3d.x3d.jsail.Scripting.*;
import org.web3d.x3d.jsail.Shape.*;
// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
* Example scene for RigidBodyPhysics component.
Related links: Catalog page BallBounce, source BallBounce.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 Alan Hudson and Justin Couch
*/
public class BallBounce
{
/** Default constructor to create this object. */
public BallBounce ()
{
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_2)
.setHead(new head()
.addComponent(new component().setName("RigidBodyPhysics").setLevel(2))
.addMeta(new meta().setName(meta.NAME_TITLE ).setContent("BallBounce.x3d"))
.addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("Example scene for RigidBodyPhysics component"))
.addMeta(new meta().setName(meta.NAME_CREATOR ).setContent("Alan Hudson and Justin Couch"))
.addMeta(new meta().setName(meta.NAME_TRANSLATOR ).setContent("Don Brutzman"))
.addMeta(new meta().setName(meta.NAME_CREATED ).setContent("1 January 2008"))
.addMeta(new meta().setName(meta.NAME_TRANSLATED ).setContent("26 December 2008"))
.addMeta(new meta().setName(meta.NAME_MODIFIED ).setContent("20 October 2019"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("http://www.xj3d.org/extensions/index.html#Physics"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("originals/ball_bounce.x3dv"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("https://www.web3d.org/x3d/specifications/ISO-IEC-FDIS-19775-1.2-X3D-AbstractSpecification/Part01/components/rigid_physics.html"))
.addMeta(new meta().setName(meta.NAME_WARNING ).setContent("under development"))
.addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/Basic/RigidBodyPhysics/BallBounce.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_GENERATOR ).setContent("Xj3D converter, http://www.xj3d.org"))
.addMeta(new meta().setName(meta.NAME_LICENSE ).setContent("../license.html")))
.setScene(new Scene()
.addChild(new WorldInfo().setTitle("BallBounce.x3d"))
.addChild(new Viewpoint().setPosition(0.0,0.0,4.0))
.addChild(new Group()
.addChild(new CollidableShape("BALL-GEOM")
.setShape(new Shape()
.setAppearance(new Appearance()
.setMaterial(new Material().setEmissiveColor(1.0,0.0,0.0)))
.setGeometry(new Sphere().setRadius(0.1))))
.addChild(new CollidableShape("GROUND-GEOM").setTranslation(0.0,-0.5,0.0)
.setShape(new Shape()
.setAppearance(new Appearance()
.setMaterial(new Material().setEmissiveColor(0.0,1.0,0.0)))
.setGeometry(new Box().setSize(20.0,0.1,20.0)))))
.addChild(new Transform().setTranslation(1.0,1.0,0.0)
.addChild(new Shape()
.setAppearance(new Appearance()
.setMaterial(new Material("INDICATOR-MATERIAL").setEmissiveColor(0.0,0.0,1.0)))
.setGeometry(new Sphere().setRadius(0.2))))
.addChild(new RigidBodyCollection("BODY-COLLECTION")
.addBodies(new RigidBody("BODY-1").setPosition(0.0,2.0,0.0)
.addGeometry(new CollidableShape().setUSE("BALL-GEOM"))))
.addChild(new CollisionSensor("COLLISION-OUTPUT")
.setCollider(new CollisionCollection("COLLISION-GROUP").setBounce(1.0).setMinBounceSpeed(1.0)
.addCollidables(new CollidableShape().setUSE("BALL-GEOM"))
.addCollidables(new CollidableShape().setUSE("GROUND-GEOM"))))
.addChild(new Script("CONTACT-SCRIPT").setDirectOutput(true).setSourceCode("""
ecmascript:
function set_jointContacts(val) {
for(i = 0; i < val.length; i++) {
if(val[i].geometry1.equals(ground)) {
val[i].geometry1 = null;
val[i].body1 = null;
val[i].bounce = 1;
}
if(val[i].geometry2.equals(ground)) {
val[i].geometry2 = null;
val[i].body2 = null;
val[i].bounce = 1;
}
}
correctedContacts = val;
}
function activeSensor(val) {
if(val) {
indicatorColor.r = 0;
indicatorColor.g = 1;
indicatorColor.b = 0;
} else {
indicatorColor.r = 1;
indicatorColor.g = 0;
indicatorColor.b = 0;
}
}
""")
.addField(new field().setName("activeSensor").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("indicatorColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("set_jointContacts").setType(field.TYPE_MFNODE).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("correctedContacts").setType(field.TYPE_MFNODE).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("ground").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addChild(new CollidableShape().setUSE("GROUND-GEOM"))))
.addChild(new ROUTE().setFromNode("COLLISION-OUTPUT").setFromField("contacts").setToNode("CONTACT-SCRIPT").setToField("set_jointContacts"))
.addChild(new ROUTE().setFromNode("COLLISION-OUTPUT").setFromField("isActive").setToNode("CONTACT-SCRIPT").setToField("activeSensor"))
.addChild(new ROUTE().setFromNode("CONTACT-SCRIPT").setFromField("indicatorColor").setToNode("INDICATOR-MATERIAL").setToField("emissiveColor"))
.addChild(new ROUTE().setFromNode("CONTACT-SCRIPT").setFromField("correctedContacts").setToNode("BODY-COLLECTION").setToField("set_contacts")));
}
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 BallBounce 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 BallBounce().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.RigidBodyPhysics.BallBounce\" 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.RigidBodyPhysics.BallBounce self-validation test confirmation: ");
if (!validationResults.equals("success"))
System.out.println();
System.out.println(validationResults.trim());
// experimental: test X3DJSAIL output files
// RigidBodyPhysics/BallBounce_JavaExport.* file validation is checked when building X3D Example Archives
String filenameX3D = "RigidBodyPhysics/BallBounce_JavaExport.x3d";
String filenameX3DV = "RigidBodyPhysics/BallBounce_JavaExport.x3dv";
String filenameJSON = "RigidBodyPhysics/BallBounce_JavaExport.json";
thisExampleX3dModel.toFileX3D (filenameX3D);
thisExampleX3dModel.toFileClassicVRML(filenameX3DV);
// TODO thisExampleX3dModel.toFileJSON (filenameJSON);
}
}
}