X3D Model Documentation: GroupAnimated.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='Interchange' 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='GroupAnimated.x3d'/>
  6            <meta name='descriptioncontent='Example for Group node, with animated color for the Sphere'/>
  7            <meta name='creatorcontent='Leonard Daly and Don Brutzman'/>
  8            <meta name='createdcontent='13 November 2005'/>
  9            <meta name='modifiedcontent='20 October 2019'/>
 10            <meta name='referencecontent='https://X3dGraphics.com'/>
 11            <meta name='referencecontent='https://www.web3d.org/x3d/content/examples/X3dResources.html'/>
 12            <meta name='rightscontent='Copyright (c) 2005, Daly Realism and Don Brutzman'/>
 13            <meta name='subjectcontent='X3D book, X3D graphics, X3D-Edit, http://www.x3dGraphics.com'/>
 14            <meta name='identifiercontent='https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter03Grouping/GroupAnimated.x3d'/>
 15            <meta name='generatorcontent='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/>
 16            <meta name='licensecontent='../license.html'/>
 17       </head>
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Event Graph ROUTE Table shows event connections.
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<!-- to top Index for DEF nodes: Colorer, Pulsar, Timer

Index for Viewpoint node: Viewpoint_1
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 18       <Scene>
 19            <WorldInfo title='GroupAnimated.x3d'/>
 20            <Background skyColor='1 1 1'/>
 21            <Viewpoint description='Book Vieworientation='-0.668 -0.724 -0.174 0.7position='-1.93 1.78 3.28'/>
 22            <Group>
 23                 <Shape>
 24                      <Appearance>
 25                           <Material diffuseColor='1 0 0'/>
 26                      </Appearance>
 27                      <Box/>
 28                 </Shape>
 29                 <Shape>
 30                      <Appearance>
 31 
                         <!-- ROUTE information for Pulsar node:  [from Colorer.value_changed to diffuseColor ] -->
                         <Material DEF='PulsardiffuseColor='0 0 1'/>
 32                      </Appearance>
 33                      <Sphere radius='1.4'/>
 34                 </Shape>
 35                 <!-- here is a fun animation to change color of the Sphere, embedded inside the Group -->
 36 
               <!-- ROUTE information for Timer node:  [from fraction_changed to Colorer.set_fraction ] -->
               <TimeSensor DEF='TimercycleInterval='6loop='truestartTime='1'/>
 37 
               <!-- ROUTE information for Colorer node:  [from Timer.fraction_changed to set_fraction ] [from value_changed to Pulsar.diffuseColor ] -->
               <ColorInterpolator DEF='Colorerkey='0 .5 1keyValue='0 0 1 0 1 0 0 0 1'/>
 38                 < ROUTE  fromNode='Timer' fromField='fraction_changed' toNode='Colorer' toField='set_fraction'/>
 39                 < ROUTE  fromNode='Colorer' fromField='value_changed' toNode='Pulsar' toField='diffuseColor'/>
 40            </Group>
 41       </Scene>
 42  </X3D>
<!--

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

<!-- to top Index for DEF nodes: Colorer, Pulsar, Timer

Index for Viewpoint node: Viewpoint_1
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X3D Tooltips element index: Appearance, Background, Box, ColorInterpolator, Group, head, Material, meta, ROUTE, Scene, Shape, Sphere, TimeSensor, Viewpoint, WorldInfo, X3D, accessType and type, XML data types, field types

Event Graph ROUTE Table with 2 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.

Timer
TimeSensor
fraction_changed
SFFloat

ROUTE
event to
(1)
Colorer
ColorInterpolator
set_fraction
SFFloat
then
 
 
 
Colorer
ColorInterpolator
value_changed
SFColor

ROUTE
event to
(2)
Pulsar
Material
diffuseColor
SFColor
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'/>
(Light-blue background: event-based behavior node or statement) (Grey background inside box: inserted documentation) (Magenta background: X3D Extensibility)
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