X3D Model Documentation: default_speed.x3d

  1  <?xml version="1.0" encoding="UTF-8"?>
  2 
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
  3  <X3D profile='Immersive' version='3.0 xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation='https://www.web3d.org/specifications/x3d-3.0.xsd'>
  4       <head>
  5            <meta name='titlecontent='default_speed.x3d'/>
  6            <meta name='referencecontent='http://www.nist.gov/vrml.html'/>
  7            <meta name='referencecontent='http://www.itl.nist.gov/div897/ctg/vrml/vrml.html'/>
  8            <meta name='creatorcontent='http://www.itl.nist.gov/div897/ctg/vrml/members.html'/>
  9            <meta name='disclaimercontent='This file was provided by the National Institute of Standards and Technology, and is part of the X3D Conformance Test Suite, available at http://www.nist.gov/vrml.html The information contained within this file is provided for use in establishing conformance to the ISO VRML97 Specification. Conformance to this test does not imply recommendation or endorsement by the National Institute of Standards and Technology (NIST). This software can be redistributed and/or modified freely provided that any derivative works bear some notice that they are derived from it, and any modified versions bear some notice that they have been modified. '/>
 10            <meta name='referencecontent='Original NIST Conformance Testing Group, https://www.itl.nist.gov/div897/ctg/vrml'/>
 11            <meta name='referencecontent='Interactive Conformance Testing for VRML, Mary Brady and Lynn Rosenthal, NIST, created 8 September 2010 and updated 25 August 2016, https://www.nist.gov/itl/ssd/information-systems-group/interactive-conformance-testing-vrml'/>
 12            <meta name='infocontent='Correct definition and compliance of this conformance scene is maintained by the X3D Working Group, https://www.web3d.org/working-groups/x3d'/>
 13            <meta name='translatorcontent='Michael Kass NIST, Don Brutzman NPS'/>
 14            <meta name='translatedcontent='21 January 2001'/>
 15            <meta name='modifiedcontent='28 August 2023'/>
 16            <meta name='descriptioncontent='Test default speed. A NavigationInfo node with a default speed field should result in a navigation speed of 1 meter per second for browser average/default speed, when the browser speed control is set to "normal". The speed is measured in the same root coordinate system of the Viewpoint node, to which the NavigationInfo node is parented.'/>
 17            <meta name='identifiercontent='https://www.web3d.org/x3d/content/examples/ConformanceNist/BindableNodes/NavigationInfo/default_speed.x3d'/>
 18            <meta name='generatorcontent='Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html'/>
 19            <meta name='generatorcontent='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
 20            <meta name='licensecontent='../../license.html'/>
 21       </head>
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Event Graph ROUTE Table shows event connections.
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<!-- to top Index for DEF nodes: AVATARSCRIPT, PROX_SENSOR, TIME, TRANS1, TYPESTRING1
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 22       <Scene>
 23            <WorldInfo title='default_speed.x3d'/>
 24            <Background groundAngle='1.57groundColor='0 0.5 0 0 0.5 0skyColor='0 0 1'/>
 25 
          <!-- ROUTE information for TIME node:  [from cycleTime to AVATARSCRIPT.printZero ] -->
          <TimeSensor DEF='TIMEloop='true'/>
 26 
          <!-- Transform TRANS1 is a DEF node that has 1 USE node: USE_1
          <!-- ROUTE information for TRANS1 node:  [from PROX_SENSOR.position_changed to set_translation ] [from PROX_SENSOR.orientation_changed to set_rotation ] -->
          <Transform DEF='TRANS1'>
 27                 <Transform translation='-0.5 -0.4 -1'>
 28                      <Shape>
 29                           <Appearance>
 30                                <Material diffuseColor='0 0 0'/>
 31                           </Appearance>
 32 
                         <!-- Text TYPESTRING1 is a DEF node that has 1 USE node: USE_1 -->
                         <Text DEF='TYPESTRING1string='"message from Script is inserted here"'>
 33                                <FontStyle size='0.1'/>
 34                           </Text>
 35                      </Shape>
 36                 </Transform>
 37            </Transform>
 38 
          <!-- ProximitySensor PROX_SENSOR is a DEF node that has 1 USE node: USE_1
          <!-- ROUTE information for PROX_SENSOR node:  [from position_changed to AVATARSCRIPT.printSpeed ] [from position_changed to TRANS1.set_translation ] [from orientation_changed to TRANS1.set_rotation ] -->
          <ProximitySensor DEF='PROX_SENSORsize='1000 1000 1000'/>
 39 
          <!-- ROUTE information for AVATARSCRIPT node:  [from TIME.cycleTime to printZero ] [from PROX_SENSOR.position_changed to printSpeed ] -->
          <Script DEF='AVATARSCRIPTdirectOutput='true'   url=' "default_speed.js" "https://www.web3d.org/x3d/content/examples/ConformanceNist/BindableNodes/NavigationInfo/default_speed.js" '>
 40                 <field name='proxSensortype='SFNodeaccessType='initializeOnly'>
 41                      <ProximitySensor USE='PROX_SENSOR'/>
 42                 </field>
 43                 <field name='trans1type='SFNodeaccessType='initializeOnly'>
 44                      <Transform USE='TRANS1'/>
 45                 </field>
 46                 <field name='typestring1type='SFNodeaccessType='initializeOnly'>
 47                      <Text USE='TYPESTRING1'/>
 48                 </field>
 49                 <field name='previousTimetype='SFTimevalue='0accessType='initializeOnly'/>
 50                 <field name='previousLoctype='SFVec3fvalue='0 0 100accessType='initializeOnly'/>
 51                 <field name='currentLoctype='SFVec3fvalue='0 0 10accessType='initializeOnly'/>
 52                 <field name='zerotype='MFStringvalue='"current speed = 0"accessType='initializeOnly'/>
 53                 <field name='printSpeedtype='SFVec3faccessType='inputOnly'/>
 54                 <field name='printZerotype='SFTimeaccessType='inputOnly'/>
 55            </Script>
 56            < ROUTE  fromNode='TIME' fromField='cycleTime' toNode='AVATARSCRIPT' toField='printZero'/>
 57            < ROUTE  fromNode='PROX_SENSOR' fromField='position_changed' toNode='AVATARSCRIPT' toField='printSpeed'/>
 58            < ROUTE  fromNode='PROX_SENSOR' fromField='position_changed' toNode='TRANS1' toField='set_translation'/>
 59            < ROUTE  fromNode='PROX_SENSOR' fromField='orientation_changed' toNode='TRANS1' toField='set_rotation'/>
 60       </Scene>
 61  </X3D>
<!--

<!--
Event Graph ROUTE Table shows event connections.
-->

<!-- to top Index for DEF nodes: AVATARSCRIPT, PROX_SENSOR, TIME, TRANS1, TYPESTRING1
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X3D Tooltips element index: Appearance, Background, field, FontStyle, head, Material, meta, ProximitySensor, ROUTE, Scene, Script, Shape, Text, TimeSensor, Transform, WorldInfo, X3D, accessType and type, XML data types, field types

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.

TIME
TimeSensor
cycleTime
SFTime

ROUTE
event to
(1)
AVATARSCRIPT
Script
printZero
SFTime

PROX_SENSOR
ProximitySensor
position_changed
SFVec3f

ROUTE
event to
(1)
AVATARSCRIPT
Script
printSpeed
SFVec3f
PROX_SENSOR
ProximitySensor
position_changed
SFVec3f

ROUTE
event to
(1)
TRANS1
Transform
set_translation
SFVec3f
PROX_SENSOR
ProximitySensor
orientation_changed
SFRotation

ROUTE
event to
(1)
TRANS1
Transform
set_rotation
SFRotation
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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<!-- Color legend: X3D terminology <X3dNode DEF='idName' field='value'/> matches XML terminology <XmlElement DEF='idName' attribute='value'/>
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