X3D Model Documentation: Wiggle.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='title' content=' Wiggle.x3d '/>
  6            <meta name='description' content='Wiggling cubes illustrate the use of CoordinateInterpolator nodes to vary the coordinates of shapes (in this case a set of IndexedFaceSet cubes).'/>
  7            <meta name='creator' content='David R. Nadeau'/>
  8            <meta name='translator' content='Don Brutzman'/>
  9            <meta name='created' content='1 July 1998'/>
 10            <meta name='translated' content='2 February 2014'/>
 11            <meta name='modified' content='20 October 2019'/>
 12            <meta name='reference' content='originals/wioggle.wrl'/>
 13            <meta name='reference' content='http://www.siggraph.org/s98'/>
 14            <meta name='reference' content=' http://www.siggraph.org/s98/conference/courses/18.html '/>
 15            <meta name='reference' content=' http://www.sdsc.edu/~moreland/courses/Siggraph98/vrml97/slides/mt0195.htm '/>
 16            <meta name='reference' content=' http://www.sdsc.edu/~moreland/courses/Siggraph98/vrml97/vrml97.htm '/>
 17            <meta name='reference' content=' https://www.web3d.org/x3d/content/examples/X3dResources.html '/>
 18            <meta name='identifier' content=' https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/Wiggle.x3d '/>
 19            <meta name='generator' content=' Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html '/>
 20            <meta name='generator' content='X3D-Edit, https://www.web3d.org/x3d/tools/X3D-Edit'/>
 21            <meta name='license' content='../license.html'/>
 22       </head>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->
<!-- to top DEF nodes index: Clock, Coordinates, Interpolator, Wig

Index for Viewpoint node: Viewpoint_1
-->
 23       <Scene>
 24            <WorldInfo info='"Copyright (c) 1997, David R. Nadeau"' title='Wiggling boxes'/>
 25            <Viewpoint description='Entry view'/>
 26            <NavigationInfo/>
 27 
          <!-- Shape Wig is a DEF node that has 8 USE nodes: USE_1, USE_2, USE_3, USE_4, USE_5, USE_6, USE_7, USE_8 -->
           <Shape DEF='Wig'>
 28                 <Appearance>
 29                      <Material diffuseColor='0.0 0.5 1.0'/>
 30                 </Appearance>
 31                 <IndexedFaceSet coordIndex='0 1 2 3 -1 4 5 1 0 -1 5 6 2 1 -1 6 7 3 2 -1 7 4 0 3 -1 7 6 5 4 -1'>
 32 
                    <!-- ROUTE information for Coordinates node:  [from Interpolator.value_changed to set_point ] -->
                     <Coordinate DEF='Coordinates' point='-1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 -1.0 -1.0 1.0 -1.0 -1.0 -1.0 1.0 1.0 -1.0 1.0 1.0 -1.0 -1.0 -1.0 -1.0 -1.0'/>
 33                 </IndexedFaceSet>
 34            </Shape>
 35            <Transform rotation='1.0 0.0 0.0 3.1415' translation='-3.0 0.0 0.0'>
 36                 <Shape USE='Wig'/>
 37            </Transform>
 38            <Transform rotation='1.0 0.0 0.0 3.1415' translation='3.0 0.0 0.0'>
 39                 <Shape USE='Wig'/>
 40            </Transform>
 41            <Transform rotation='1.0 0.0 0.0 3.1415' translation='0.0 0.0 -3.0'>
 42                 <Shape USE='Wig'/>
 43            </Transform>
 44            <Transform translation='-3.0 0.0 -3.0'>
 45                 <Shape USE='Wig'/>
 46            </Transform>
 47            <Transform translation='3.0 0.0 -3.0'>
 48                 <Shape USE='Wig'/>
 49            </Transform>
 50            <Transform rotation='1.0 0.0 0.0 3.1415' translation='0.0 0.0 3.0'>
 51                 <Shape USE='Wig'/>
 52            </Transform>
 53            <Transform translation='-3.0 0.0 3.0'>
 54                 <Shape USE='Wig'/>
 55            </Transform>
 56            <Transform translation='3.0 0.0 3.0'>
 57                 <Shape USE='Wig'/>
 58            </Transform>
 59 
          <!-- ROUTE information for Clock node:  [from fraction_changed to Interpolator.set_fraction ] -->
           <TimeSensor DEF='Clock' cycleInterval='2.0' loop='true' startTime='1.0'/>
 60 
          <!-- ROUTE information for Interpolator node:  [from Clock.fraction_changed to set_fraction ] [from value_changed to Coordinates.set_point ] -->
           <CoordinateInterpolator DEF='Interpolator' key='0.0 0.25 0.5 0.75 1.0' keyValue='-1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 -1.0 -1.0 1.0 -1.0 -1.0 -1.0 1.0 1.0 -1.0 1.0 1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -0.5 1.0 0.5 0.5 1.0 0.5 0.5 1.0 -0.5 -0.5 1.0 -0.5 -1.5 -1.0 1.5 1.5 -1.0 1.5 1.5 -1.0 -1.5 -1.5 -1.0 -1.5 -1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 -1.0 -1.0 1.0 -1.0 -1.0 -1.0 1.0 1.0 -1.0 1.0 1.0 -1.0 -1.0 -1.0 -1.0 -1.0 -1.5 1.0 1.5 1.5 1.0 1.5 1.5 1.0 -1.5 -1.5 1.0 -1.5 -0.5 -1.0 0.5 0.5 -1.0 0.5 0.5 -1.0 -0.5 -0.5 -1.0 -0.5 -1.0 1.0 1.0 1.0 1.0 1.0 1.0 1.0 -1.0 -1.0 1.0 -1.0 -1.0 -1.0 1.0 1.0 -1.0 1.0 1.0 -1.0 -1.0 -1.0 -1.0 -1.0'/>
 61            < ROUTE  fromNode='Clock' fromField='fraction_changed' toNode='Interpolator' toField='set_fraction'/>
 62            < ROUTE  fromNode='Interpolator' fromField='value_changed' toNode='Coordinates' toField='set_point'/>
 63       </Scene>
 64  </X3D>
<!--
<!--
Event Graph ROUTE Table shows event connections.
-->
<!-- to top DEF nodes index: Clock, Coordinates, Interpolator, Wig

Index for Viewpoint node: Viewpoint_1
-->
X3D Tooltips element index: Appearance, Coordinate, CoordinateInterpolator, head, IndexedFaceSet, Material, meta, NavigationInfo, ROUTE, Scene, Shape, TimeSensor, Transform, Viewpoint, WorldInfo, X3D, plus documentation for accessType definitions, type definitions, XML data types, and field types

Event Graph ROUTE Table entries 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.

Clock
TimeSensor
fraction_changed
SFFloat
→
ROUTE
event to
(1)
Interpolator
CoordinateInterpolator
set_fraction
SFFloat 		then
 
 
  		Interpolator
CoordinateInterpolator
value_changed
MFVec3f
→
ROUTE
event to
(2)
Coordinates
Coordinate
set_point
MFVec3f

Additional guidance on X3D animation can be found in the 10-Step Animation Design Process and Event Tracing hint sheets. Have fun with X3D! 😀
-->
<!-- Online at
https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/WiggleIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Siggraph98Course/Wiggle.x3d -->

<!-- Color-coding 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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