X3D Model Documentation: PositionInterpolator2dExample.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            <component level='3name='Interpolation'/>
  6            <meta name='titlecontent='PositionInterpolator2dExample.x3d'/>
  7            <meta name='descriptioncontent='Example to interpolate a Vector2Float value - click geometry to activate animation loop.'/>
  8            <meta name='creatorcontent='Don Brutzman'/>
  9            <meta name='createdcontent='16 October 2001'/>
 10            <meta name='modifiedcontent='20 October 2019'/>
 11            <meta name='referencecontent='https://www.web3d.org/technicalinfo/specifications/vrml97/part1/concepts.html#4.6.8'/>
 12            <meta name='referencecontent='https://www.web3d.org/technicalinfo/specifications/vrml97/part1/nodesRef.html#CoordinateInterpolator'/>
 13            <meta name='referencecontent='https://www.web3d.org/technicalinfo/specifications/vrml97/part1/nodesRef.html#Extrusion'/>
 14            <meta name='subjectcontent='Vector2FloatArray Interpolator'/>
 15            <meta name='subjectcontent='PositionInterpolator2D'/>
 16            <meta name='identifiercontent='https://www.web3d.org/x3d/content/examples/Basic/development/PositionInterpolator2dExample.x3d'/>
 17            <meta name='generatorcontent='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/>
 18            <meta name='licensecontent='../license.html'/>
 19       </head>
<!--

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

<!-- to top Index for DEF nodes: Clock, ContactImage, ImageAspectRatio, InterpolateTTscale, Toucher, TTN, TwoByTwoSquare

Index for Viewpoint node: Viewpoint_1
-->
 20       <Scene>
 21            <WorldInfo title='PositionInterpolator2dExample.x3d'/>
 22            <Viewpoint description='Click to activate animationposition='0 0 3'/>
 23 
          <!-- ROUTE information for Clock node:  [from Toucher.isActive to enabled ] [from fraction_changed to InterpolateTTscale.set_fraction ] -->
          <TimeSensor DEF='ClockcycleInterval='10enabled='falseloop='true'/>
 24 
          <!-- ROUTE information for InterpolateTTscale node:  [from Clock.fraction_changed to set_fraction ] [from value_changed to TTN.set_scale ] -->
          <PositionInterpolator2D DEF='InterpolateTTscalekey='0 0.35 0.45 0.8 0.9 1keyValue='1.0 1.0 3 3 3 3 0.8 0.8 1.0 1.0 1.0 1.0'/>
 25            < ROUTE  fromNode='Clock' fromField='fraction_changed' toNode='InterpolateTTscale' toField='set_fraction'/>
 26            <Transform DEF='ImageAspectRatioscale='1.5 1 1'>
 27 
               <!-- ROUTE information for Toucher node:  [from isActive to Clock.enabled ] -->
               <TouchSensor DEF='Toucherdescription='click and hold to animate TextureTransform'/>
 28                 < ROUTE  fromNode='Toucher' fromField='isActive' toNode='Clock' toField='enabled'/>
 29                 <Shape>
 30                      <IndexedFaceSet coordIndex='0 1 2 3 0 -1'>
 31                           <Coordinate DEF='TwoByTwoSquarepoint='-1 -1 0 1 -1 0 1 1 0 -1 1 0'/>
 32                      </IndexedFaceSet>
 33                      <Appearance>
 34                           <ImageTexture DEF='ContactImage'   url=' "JavaBoardSmileForTheCamera.jpg " "https://savage.nps.edu/Savage/Tools/Animation/JavaBoardSmileForTheCamera.jpg " "http://faculty.nps.edu/brutzman/images/JavaBoardSmileForTheCamera.jpg " '/>
 35 
                         <!-- ROUTE information for TTN node:  [from InterpolateTTscale.value_changed to set_scale ] -->
                         <TextureTransform DEF='TTN'/>
 36                      </Appearance>
 37                 </Shape>
 38                 < ROUTE  fromNode='InterpolateTTscale' fromField='value_changed' toNode='TTN' toField='set_scale'/>
 39            </Transform>
 40       </Scene>
 41  </X3D>
<!--

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

<!-- to top Index for DEF nodes: Clock, ContactImage, ImageAspectRatio, InterpolateTTscale, Toucher, TTN, TwoByTwoSquare

Index for Viewpoint node: Viewpoint_1
-->
X3D Tooltips element index: Appearance, component, Coordinate, head, ImageTexture, IndexedFaceSet, meta, PositionInterpolator2D, ROUTE, Scene, Shape, TextureTransform, TimeSensor, TouchSensor, Transform, Viewpoint, WorldInfo, X3D, accessType and type, XML data types, field types

Event Graph ROUTE Table entries with 3 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.

Toucher
TouchSensor
isActive
SFBool

ROUTE
event to
(1)
Clock
TimeSensor
enabled
SFBool
then
 
 
 
Clock
TimeSensor
fraction_changed
SFFloat

ROUTE
event to
(2)
InterpolateTTscale
PositionInterpolator2D
set_fraction
SFFloat
then
 
 
 
InterpolateTTscale
PositionInterpolator2D
value_changed
SFVec2f

ROUTE
event to
(3)
TTN
TextureTransform
set_scale
SFVec2f

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/Basic/development/PositionInterpolator2dExampleIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Basic/development/PositionInterpolator2dExample.x3d -->

<!-- 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)
-->

to top <!-- For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints. -->