package Basic.Followers;
/*
Copyright (c) 1995-2023 held by the author(s). All rights reserved.
Redistribution and use in source and binary forms, with or without
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 the Web3D Consortium (https://www.web3d.org)
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
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POSSIBILITY OF SUCH DAMAGE.
*/
import org.web3d.x3d.jsail.Core.*;
import org.web3d.x3d.jsail.fields.*;
import org.web3d.x3d.jsail.Followers.*;
import org.web3d.x3d.jsail.Geometry3D.*;
import org.web3d.x3d.jsail.Grouping.*;
import org.web3d.x3d.jsail.Navigation.*;
import org.web3d.x3d.jsail.PointingDeviceSensor.*;
import org.web3d.x3d.jsail.Rendering.*;
import org.web3d.x3d.jsail.Scripting.*;
import org.web3d.x3d.jsail.Shape.*;
import org.web3d.x3d.jsail.Text.*;
import org.web3d.x3d.jsail.Time.*;
// Javadoc metadata annotations follow, see below for X3DJSAIL Java source code.
/**
*
X3D Follower example.
Related links: TestPositionFollower.java source, TestPositionFollower catalog page, 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)
is used to create Java source code from an original .x3d
model.
* @author Herbert Stocker
*/
public class TestPositionFollower
{
/** Default constructor to create this object. */
public TestPositionFollower ()
{
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()
.addMeta(new meta().setName(meta.NAME_TITLE ).setContent("TestPositionFollower.x3d"))
.addMeta(new meta().setName(meta.NAME_DESCRIPTION).setContent("X3D Follower example"))
.addMeta(new meta().setName(meta.NAME_CREATOR ).setContent("Herbert Stocker"))
.addMeta(new meta().setName(meta.NAME_TRANSLATOR ).setContent("Don Brutzman"))
.addMeta(new meta().setName(meta.NAME_CREATED ).setContent("18 April 2006"))
.addMeta(new meta().setName(meta.NAME_TRANSLATED ).setContent("2 December 2011"))
.addMeta(new meta().setName(meta.NAME_MODIFIED ).setContent("20 October 2019"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("originals/test_PosFollower.wrl"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("Stocker_06_Followers.pdf"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("http://www.hersto.com/Publications/Followers"))
.addMeta(new meta().setName(meta.NAME_REQUIRES ).setContent("X3D version 3.2 or greater"))
.addMeta(new meta().setName(meta.NAME_SUBJECT ).setContent("X3D Follower Chaser Damper"))
.addMeta(new meta().setName(meta.NAME_WARNING ).setContent("under development, instantReality works but BS Contact fails silently"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("https://www.web3d.org/x3d/specifications/ISO-IEC-19775-1.2-X3D-AbstractSpecification/Part01/components/followers.html"))
.addMeta(new meta().setName(meta.NAME_REFERENCE ).setContent("https://www.web3d.org/x3d/content/examples/X3dSceneAuthoringHints.html"))
.addMeta(new meta().setName(meta.NAME_IDENTIFIER ).setContent("https://www.web3d.org/x3d/content/examples/Basic/Followers/TestPositionFollower.x3d"))
.addMeta(new meta().setName(meta.NAME_GENERATOR ).setContent("Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html"))
.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("TestPositionFollower.x3d"))
.addChild(new Viewpoint().setDescription("TestPositionFollower").setFieldOfView(0.716).setPosition(0.0,0.0,15.0))
.addChild(new NavigationInfo().setType("\"NONE\""))
.addChild(new Group()
.addChild(new PlaneSensor("PlaneSensorPosition").setDescription("touch to activate"))
.addChild(new Transform().setTranslation(0.0,0.0,-0.05)
.addChild(new Shape()
.setAppearance(new Appearance()
.setMaterial(new Material().setAmbientIntensity(0.0333).setDiffuseColor(0.0,0.0,0.0).setEmissiveColor(0.177,0.19,0.208).setShininess(0.54)))
.setGeometry(new Box().setSize(10.0,10.0,0.1)))))
.addChild(new Transform("TrObjectDirect").setScale(0.8,0.8,0.8)
.addChild(new Shape()
.setAppearance(new Appearance()
.setMaterial(new Material().setAmbientIntensity(0.0333).setDiffuseColor(0.02,0.24,0.53).setEmissiveColor(0.01,0.12,0.27).setShininess(0.54).setSpecularColor(0.32,0.4,0.4)))
.setGeometry(new Sphere("GeomObject").setRadius(0.3))))
.addChild(new ROUTE().setFromNode("PlaneSensorPosition").setFromField("trackPoint_changed").setToNode("TrObjectDirect").setToField("translation"))
.addChild(new Switch("SwObjectDampered").setWhichChoice(0)
.addChild(new Transform("TrObjectDampered")
.addChild(new Shape()
.setAppearance(new Appearance("AppObjectDampered")
.setMaterial(new Material().setAmbientIntensity(0.0333).setDiffuseColor(0.53,0.02,0.24).setEmissiveColor(0.27,0.01,0.12).setShininess(0.54).setSpecularColor(0.4,0.32,0.4)))
.setGeometry(new Sphere().setUSE("GeomObject")))))
.addChild(new PositionDamper("PositionDamperNode"))
.addChild(new ROUTE().setFromNode("PlaneSensorPosition").setFromField("trackPoint_changed").setToNode("PositionDamperNode").setToField("set_destination"))
.addChild(new ROUTE().setFromNode("PositionDamperNode").setFromField("value_changed").setToNode("TrObjectDampered").setToField("translation"))
.addChild(new Switch("SwObjectFollowed").setWhichChoice(0)
.addChild(new Transform("TrObjectFollowed")
.addChild(new Shape()
.setAppearance(new Appearance("AppObjectFollowed")
.setMaterial(new Material().setAmbientIntensity(0.0333).setDiffuseColor(0.24,0.53,0.02).setEmissiveColor(0.12,0.27,0.01).setShininess(0.54).setSpecularColor(0.4,0.4,0.32)))
.setGeometry(new Sphere().setUSE("GeomObject")))))
.addChild(new PositionChaser("PositionChaserNode").setDuration(1.5))
.addChild(new ROUTE().setFromNode("PlaneSensorPosition").setFromField("trackPoint_changed").setToNode("PositionChaserNode").setToField("set_destination"))
.addChild(new ROUTE().setFromNode("PositionChaserNode").setFromField("value_changed").setToNode("TrObjectFollowed").setToField("translation"))
.addChild(new ProtoDeclare("ToggleButton").setName("ToggleButton")
.setProtoInterface(new ProtoInterface()
.addField(new field().setName("HottColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(new SFColor(0.8,0.8,0.3)))
.addField(new field().setName("initiallyOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(false))
.addField(new field().setName("ColdColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(new SFColor(0.2,0.2,0.0)))
.addField(new field().setName("isOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_OUTPUTONLY)))
.setProtoBody(new ProtoBody()
.addChild(new Transform().setScale(0.4,0.4,0.4)
.addChild(new TouchSensor("TouchPosition").setDescription("move ball to demonstrate PositionChaser2D, PositionDamper2D"))
.addChild(new Shape("ShRect")
.setAppearance(new Appearance()
.setMaterial(new Material("Mat").setAmbientIntensity(0.04).setDiffuseColor(0.0,0.0,0.0).setShininess(0.11)))
.setGeometry(new IndexedFaceSet().setCoordIndex(new int[] {0,1,2,3,-1})
.setCoord(new Coordinate().setPoint(new MFVec3f(new double[] {-1.0,-1.0,0.0,1.0,-1.0,0.0,1.0,1.0,0.0,-1.0,1.0,0.0}))))))
.addChild(new Script("ScrToggleButton").setSourceCode("""
ecmascript:
function DamperSThere()
{
activate(initiallyOn);
}
function activate(a)
{
isOn= a;
Tau= a? .1 : .2;
Color= a? HottColor : ColdColor;
}
function set_id(i)
{
id= i;
}
function TS_Touched()
{
activate(!isOn);
}
""")
.addField(new field().setName("TS_Touched").setType(field.TYPE_SFTIME).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("Color").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("isOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("ColdColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.addField(new field().setName("Tau").setType(field.TYPE_SFFLOAT).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("initiallyOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.addField(new field().setName("DamperSThere").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("HottColor").setType(field.TYPE_SFCOLOR).setAccessType(field.ACCESSTYPE_INITIALIZEONLY))
.setIS(new IS()
.addConnect(new connect().setNodeField("isOn").setProtoField("isOn"))
.addConnect(new connect().setNodeField("ColdColor").setProtoField("ColdColor"))
.addConnect(new connect().setNodeField("initiallyOn").setProtoField("initiallyOn"))
.addConnect(new connect().setNodeField("HottColor").setProtoField("HottColor"))))
.addChild(new ColorDamper("ColorDamperNode").setOrder(1))))
.addChild(new Transform().setTranslation(-5.7,4.0,0.0)
.addChild(new ProtoInstance("ToggleButton", "BtnDamper").setContainerField("children")
.addFieldValue(new fieldValue().setName("HottColor").setValue(new SFColor(0.8,0.03,0.36)))
.addFieldValue(new fieldValue().setName("initiallyOn").setValue(true))
.addFieldValue(new fieldValue().setName("ColdColor").setValue(new SFColor(0.2,0.0080,0.09)))))
.addChild(new Transform().setTranslation(-8.0,3.9,0.0)
.addChild(new Shape()
.setAppearance(new Appearance("AppLabels")
.setMaterial(new Material().setDiffuseColor(0.0,0.0,0.0).setEmissiveColor(0.8,0.8,0.8)))
.setGeometry(new Text().setString(new String[] {"Damper"})
.setFontStyle(new FontStyle("FntLabels").setFamily(new String[] {"Arial","SANS"}).setSize(0.5)))))
.addChild(new Transform().setTranslation(-5.7,2.8,0.0)
.addChild(new ProtoInstance("ToggleButton", "BtnChaser").setContainerField("children")
.addFieldValue(new fieldValue().setName("HottColor").setValue(new SFColor(0.36,0.8,0.03)))
.addFieldValue(new fieldValue().setName("initiallyOn").setValue(true))
.addFieldValue(new fieldValue().setName("ColdColor").setValue(new SFColor(0.09,0.2,0.0080)))))
.addChild(new Transform().setTranslation(-8.0,2.7,0.0)
.addChild(new Shape()
.setAppearance(new Appearance().setUSE("AppLabels"))
.setGeometry(new Text().setString(new String[] {"Chaser"})
.setFontStyle(new FontStyle().setUSE("FntLabels")))))
.addChild(new Script("ScrBtnMgr").setSourceCode("""
ecmascript:
function BtnDamperIsOn(on)
{
WcDamper= on? 0:-1;
}
function BtnChaserIsOn(on)
{
WcChaser= on? 0:-1;
}
""")
.addField(new field().setName("BtnChaserIsOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("WcDamper").setType(field.TYPE_SFINT32).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("WcChaser").setType(field.TYPE_SFINT32).setAccessType(field.ACCESSTYPE_OUTPUTONLY))
.addField(new field().setName("BtnDamperIsOn").setType(field.TYPE_SFBOOL).setAccessType(field.ACCESSTYPE_INPUTONLY)))
.addChild(new ROUTE().setFromNode("BtnDamper").setFromField("isOn").setToNode("ScrBtnMgr").setToField("BtnDamperIsOn"))
.addChild(new ROUTE().setFromNode("BtnChaser").setFromField("isOn").setToNode("ScrBtnMgr").setToField("BtnChaserIsOn"))
.addChild(new ROUTE().setFromNode("ScrBtnMgr").setFromField("WcDamper").setToNode("SwObjectDampered").setToField("whichChoice"))
.addChild(new ROUTE().setFromNode("ScrBtnMgr").setFromField("WcChaser").setToNode("SwObjectFollowed").setToField("whichChoice"))
.addChild(new Switch("SwDamperTrail").setWhichChoice(0)
.addChild(new Group("GrDamperTrail")))
.addChild(new Switch("SwChaserTrail").setWhichChoice(0)
.addChild(new Group("GrChaserTrail")))
.addChild(new TimeSensor("TmrTrail").setCycleInterval(0.020000000000000004).setLoop(true))
.addChild(new Script("ScrTrailer").setDirectOutput(true).setSourceCode("""
ecmascript:
function initialize()
{
DamperTrails.length=
ChaserTrails.length= cNumTrailPoints;
for(var C= 0; C0; C-- )
{
DamperTrails[C].translation= DamperTrails[ C - 1].translation;
ChaserTrails[C].translation= ChaserTrails[C - 1].translation;
}
DamperTrails[0].translation= lastDamperPos;
ChaserTrails[0].translation= lastChaserPos;
}
""")
.addField(new field().setName("cShapeDamperTrailPoint").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addChild(new Shape()
.setAppearance(new Appearance().setUSE("AppObjectDampered"))
.setGeometry(new Sphere("GeomTrail").setRadius(0.1))))
.addField(new field().setName("lastDamperPos").setType(field.TYPE_SFVEC3F).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(new SFVec3f(0.0,0.0,0.0)))
.addField(new field().setName("ChaserTrails").setType(field.TYPE_MFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addComments(" no initialization nodes since this is a local field to hold content "))
.addField(new field().setName("cShapeChaserTrailPoint").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addChild(new Shape()
.setAppearance(new Appearance().setUSE("AppObjectFollowed"))
.setGeometry(new Sphere().setUSE("GeomTrail"))))
.addField(new field().setName("DamperTrails").setType(field.TYPE_MFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addComments(" no initialization nodes since this is a local field to hold content "))
.addField(new field().setName("GrChaserTrail").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addChild(new Group().setUSE("GrChaserTrail")))
.addField(new field().setName("ChaserPos").setType(field.TYPE_SFVEC3F).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("cNumTrailPoints").setType(field.TYPE_SFINT32).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(35))
.addField(new field().setName("lastChaserPos").setType(field.TYPE_SFVEC3F).setAccessType(field.ACCESSTYPE_INITIALIZEONLY).setValue(new SFVec3f(0.0,0.0,0.0)))
.addField(new field().setName("Tick").setType(field.TYPE_SFTIME).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("DamperPos").setType(field.TYPE_SFVEC3F).setAccessType(field.ACCESSTYPE_INPUTONLY))
.addField(new field().setName("GrDamperTrail").setType(field.TYPE_SFNODE).setAccessType(field.ACCESSTYPE_INITIALIZEONLY)
.addChild(new Group().setUSE("GrDamperTrail"))))
.addChild(new ROUTE().setFromNode("TmrTrail").setFromField("cycleTime").setToNode("ScrTrailer").setToField("Tick"))
.addChild(new ROUTE().setFromNode("TrObjectDampered").setFromField("translation").setToNode("ScrTrailer").setToField("DamperPos"))
.addChild(new ROUTE().setFromNode("TrObjectFollowed").setFromField("translation").setToNode("ScrTrailer").setToField("ChaserPos"))
.addChild(new ROUTE().setFromNode("ScrBtnMgr").setFromField("WcDamper").setToNode("SwDamperTrail").setToField("whichChoice"))
.addChild(new ROUTE().setFromNode("ScrBtnMgr").setFromField("WcChaser").setToNode("SwChaserTrail").setToField("whichChoice")));
}
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 TestPositionFollower 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 TestPositionFollower().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.Followers.TestPositionFollower\" 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.Followers.TestPositionFollower self-validation test results: ");
if (!validationResults.equals("success"))
System.out.println();
System.out.println(validationResults.trim());
}
}
}