<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
<![CDATA[
ecmascript: function initialize () { DEBUG = true; mode = 1; if (DEBUG) Browser.println ('initialize ():'); changedText = new MFString ( 'EcmaScript initialize () with eventOut control', 'has reinitialized the changedText node.', '', 'Please click text for additional results.'); changedPosition = new SFVec3f ( 0, 3, 0 ); changedColor = new SFColor ( 0.8, 0.8, 0.2 ); if (DEBUG) Browser.println ('changedText =' + changedText); if (DEBUG) Browser.println ('changedPosition =' + changedPosition); if (DEBUG) Browser.println ('changedColor =' + changedColor); } function startTime (value, timestamp) { if (DEBUG) Browser.println ('=============================='); if (DEBUG) Browser.println ('touchEvent startTime = ' + value); mode = (mode + 1) % 3; if (DEBUG) Browser.println ('mode = ' + mode); switch (mode) { case 0: // pre-initialize error messsage changedText = new MFString ( 'Default text in VRML scene will be replaced by', 'EcmaScript initialize() in Script using EventOut control.', 'This text appears first, if EcmaScript initialization fails.', ''); changedPosition = new SFVec3f ( 0, 1, 0 ); changedColor = new SFColor ( 0.8, 0.2, 0.2 ); break; case 1: // post-initialize ready-to-click message initialize (); break; case 2: // post-click all-done message changedText = new MFString ( 'User click on text seen by EcmaScript', 'function via Script node eventIn.', 'Text & position successfully changed', 'via EventOut control. Test passed.'); changedPosition = new SFVec3f ( 0, -1, 0 ); changedColor = new SFColor ( 0.2, 0.8, 0.2 ); break; } if (mode != 1) { if (DEBUG) Browser.println ('changedText = ' + changedText); if (DEBUG) Browser.println ('changedPosition = ' + changedPosition); if (DEBUG) Browser.println ('changedColor = ' + changedColor); if (DEBUG) Browser.println (); } } function shutdown() { if (DEBUG) Browser.println ('=============================='); if (DEBUG) Browser.println ('script shutdown.'); if (DEBUG) Browser.println ('=============================='); }
]]>
Event Graph ROUTE Table entries with 4 ROUTE connections total, showing X3D event-model relationships for this scene.
Each row shows an event cascade that may occur during a single timestamp interval between frame renderings, as part of the X3D execution model.
ClickTextToTest
TouchSensor touchTime SFTime |
InterfaceScriptNode
Script startTime SFTime |
then
|
InterfaceScriptNode
Script changedColor SFColor |
TextMaterial
Material diffuseColor SFColor |
||
then
|
InterfaceScriptNode
Script changedPosition SFVec3f |
TextPosition
Transform set_translation SFVec3f |
||||
then
|
InterfaceScriptNode
Script changedText MFString |
MessageToUser
Text set_string MFString |
InterfaceScriptNode
Script changedText MFString |
MessageToUser
Text set_string MFString |
|
InterfaceScriptNode
Script changedPosition SFVec3f |
TextPosition
Transform set_translation SFVec3f |
|
InterfaceScriptNode
Script changedColor SFColor |
TextMaterial
Material diffuseColor SFColor |
<!--
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matches XML terminology
<XmlElement
DEF='idName' attribute='value'/>
(Light-blue background: event-based behavior node or statement)
(Grey background inside box: inserted documentation)
(Magenta background: X3D Extensibility)
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