X3D Model Documentation: LoadSensorExample.x3d

  1  <?xml version="1.0" encoding="UTF-8"?>
  2  <!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.3//EN" "https://www.web3d.org/specifications/x3d-3.3.dtd">
  3  <X3D profile='Immersive' version='3.3 xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.3.xsd'>
  4       <head>
  5            <meta name='titlecontent='LoadSensorExample.x3d'/>
  6            <meta name='descriptioncontent='Simple test of LoadSensor node'/>
  7            <meta name='creatorcontent='Don Brutzman'/>
  8            <meta name='createdcontent='17 July 2008'/>
  9            <meta name='modifiedcontent='27 July 2024'/>
 10            <meta name='rightscontent='Copyright Don Brutzman and Leonard Daly 2008'/>
 11            <meta name='subjectcontent='X3D LoadSensor example'/>
 12            <meta name='identifiercontent='https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter12EnvironmentSensorSound/LoadSensorExample.x3d'/>
 13            <meta name='generatorcontent='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
 14            <meta name='licensecontent='../license.html'/>
 15       </head>
<!--

<!--
Event Graph ROUTE Table shows event connections.
-->
<!-- to top Index for DEF nodes: HelloWorld, InlineLoadSensor, PivotTextSigns, SignRotationClock, SignRotationInterpolator, TraceScript, ViewAll

Index for Viewpoint node: ViewAll
-->
 16       <Scene>
 17            <WorldInfo title='LoadSensorExample.x3d'/>
 18            <Viewpoint DEF='ViewAlldescription='LoadSensor testposition='0 0 12'/>
 19 
          <!-- Inline HelloWorld is a DEF node that has 1 USE node: USE_1 -->
          <Inline DEF='HelloWorld'   url=' "../HelloWorld.x3d" "https://www.web3d.org/x3d/content/examples/HelloWorld.x3d" '/>
 20 
          <!-- ROUTE information for InlineLoadSensor node:  [from loadTime to SignRotationClock.set_startTime ] [from isLoaded to TraceScript.eventLoaded ] [from loadTime to TraceScript.loadTimeEvent ] -->
          <LoadSensor DEF='InlineLoadSensortimeOut='5'>
 21                 <Inline USE='HelloWorldcontainerField='watchList'/>
 22            </LoadSensor>
 23 
          <!-- ROUTE information for PivotTextSigns node:  [from SignRotationInterpolator.value_changed to set_rotation ] -->
          <Transform DEF='PivotTextSignstranslation='0 3 0'>
 24                 <!-- First sign indicates waiting... -->
 25                 <Shape>
 26                      <Text length='0string='"LoadSensor waiting for HelloWorld scene..."'>
 27                           <FontStyle justify='"MIDDLE" "MIDDLE"size='0.7style='ITALIC'/>
 28                      </Text>
 29                      <Appearance>
 30                           <Material emissiveColor='0.878431 0.262745 0'/>
 31                      </Appearance>
 32                 </Shape>
 33                 <!-- Second sign indicates completed, initially rotated 90 degrees out of view -->
 34                 <Transform rotation='0 1 0 1.57'>
 35                      <Shape>
 36                           <Text length='0string='"LoadSensor reports HelloWorld scene loading complete."'>
 37                                <FontStyle justify='"MIDDLE" "MIDDLE"size='0.7style='ITALIC'/>
 38                           </Text>
 39                           <Appearance>
 40                                <Material emissiveColor='0 0.278431 0.027451'/>
 41                           </Appearance>
 42                      </Shape>
 43                 </Transform>
 44            </Transform>
 45 
          <!-- ROUTE information for SignRotationInterpolator node:  [from SignRotationClock.fraction_changed to set_fraction ] [from value_changed to PivotTextSigns.set_rotation ] -->
          <OrientationInterpolator DEF='SignRotationInterpolatorkey='0 1keyValue='0 1 0 0 0 1 0 -1.57'/>
 46 
          <!-- ROUTE information for SignRotationClock node:  [from InlineLoadSensor.loadTime to set_startTime ] [from fraction_changed to SignRotationInterpolator.set_fraction ] -->
          <TimeSensor DEF='SignRotationClockcycleInterval='0.8'/>
 47            < ROUTE  fromNode='InlineLoadSensor' fromField='loadTime' toNode='SignRotationClock' toField='set_startTime'/>
 48            < ROUTE  fromNode='SignRotationClock' fromField='fraction_changed' toNode='SignRotationInterpolator' toField='set_fraction'/>
 49            < ROUTE  fromNode='SignRotationInterpolator' fromField='value_changed' toNode='PivotTextSigns' toField='set_rotation'/>
 50 
          <!-- ROUTE information for TraceScript node:  [from InlineLoadSensor.isLoaded to eventLoaded ] [from InlineLoadSensor.loadTime to loadTimeEvent ] -->
          <Script DEF='TraceScript'>
 51                 <field name='eventLoadedtype='SFBoolaccessType='inputOnly'/>
 52                 <field name='loadTimeEventtype='SFTimeaccessType='inputOnly'/>
  <![CDATA[
      
ecmascript:
function eventLoaded (value)
{
	Browser.println ('InlineLoadSensor isLoaded=' + value);
}
function loadTimeEvent (value)
{
	Browser.println ('InlineLoadSensor loadTime=' + value);
}

    
]]>
 54            </Script>
 55            < ROUTE  fromNode='InlineLoadSensor' fromField='isLoaded' toNode='TraceScript' toField='eventLoaded'/>
 56            < ROUTE  fromNode='InlineLoadSensor' fromField='loadTime' toNode='TraceScript' toField='loadTimeEvent'/>
 57       </Scene>
 58  </X3D>
<!--

<!--
Event Graph ROUTE Table shows event connections.
-->
<!-- to top Index for DEF nodes: HelloWorld, InlineLoadSensor, PivotTextSigns, SignRotationClock, SignRotationInterpolator, TraceScript, ViewAll

Index for Viewpoint node: ViewAll
-->
X3D Tooltips element index: Appearance, field, FontStyle, head, Inline, LoadSensor, Material, meta, OrientationInterpolator, ROUTE, Scene, Script, Shape, Text, TimeSensor, Transform, Viewpoint, WorldInfo, X3D, plus documentation for accessType definitions, type definitions, XML data types, and field types

Event Graph ROUTE Table entries with 5 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.

InlineLoadSensor
LoadSensor
loadTime
SFTime

ROUTE
event to
(1)
SignRotationClock
TimeSensor
set_startTime
SFTime
then
 
 
 
SignRotationClock
TimeSensor
fraction_changed
SFFloat

ROUTE
event to
(2)
SignRotationInterpolator
OrientationInterpolator
set_fraction
SFFloat
then
 
 
 
SignRotationInterpolator
OrientationInterpolator
value_changed
SFRotation

ROUTE
event to
(3)
PivotTextSigns
Transform
set_rotation
SFRotation
InlineLoadSensor
LoadSensor
isLoaded
SFBool

ROUTE
event to
(1)
TraceScript
Script
eventLoaded
SFBool
InlineLoadSensor
LoadSensor
loadTime
SFTime

ROUTE
event to
(1)
TraceScript
Script
loadTimeEvent
SFTime

Additional guidance on X3D animation can be found in the 10-Step Animation Design Process and Event Tracing hint sheets. Have fun with X3D! 😀

-->
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<!-- Version control at
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<!-- Color-coding legend: X3D terminology <X3dNode  DEF='idNamefield='value'/> matches XML terminology <XmlElement  DEF='idNameattribute='value'/>
(Light-blue background: event-based behavior node or statement) (Grey background inside box: inserted documentation) (Magenta background: X3D Extensibility)
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