X3D Model Documentation: color.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='color.x3d'/>
  6            <meta name='MovingImagecontent='color-movie.mpg'/>
  7            <meta name='referencecontent='http://www.nist.gov/vrml.html'/>
  8            <meta name='referencecontent='http://www.itl.nist.gov/div897/ctg/vrml/vrml.html'/>
  9            <meta name='creatorcontent='http://www.itl.nist.gov/div897/ctg/vrml/members.html'/>
 10            <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. '/>
 11            <meta name='referencecontent='Original NIST Conformance Testing Group, https://www.itl.nist.gov/div897/ctg/vrml'/>
 12            <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'/>
 13            <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'/>
 14            <meta name='translatorcontent='Michael Kass NIST, Don Brutzman NPS'/>
 15            <meta name='translatedcontent='21 January 2001'/>
 16            <meta name='modifiedcontent='28 August 2023'/>
 17            <meta name='descriptioncontent='Test Fog color. A ColorInterpolator node provides a range of colors to a Fog node in a 5 second time interval. The result should be: A Box geometry should appear to change color, from red to yellow, to green to blue-green and finally to blue, in a continuous cycle as it is colored by the Fog node.'/>
 18            <meta name='identifiercontent='https://www.web3d.org/x3d/content/examples/ConformanceNist/BindableNodes/Fog/color.x3d'/>
 19            <meta name='generatorcontent='Vrml97ToX3dNist, http://ovrt.nist.gov/v2_x3d.html'/>
 20            <meta name='generatorcontent='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
 21            <meta name='licensecontent='../../license.html'/>
 22       </head>
<!--

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

<!-- to top Index for DEF nodes: FOG_COLOR, GEOMETRY, INTERP_COLOR, TIME

Index for Viewpoint node: Viewpoint_1
-->
 23       <Scene>
 24            <WorldInfo title='color.x3d'/>
 25            <NavigationInfo type='"EXAMINE" "WALK" "FLY" "ANY"'/>
 26            <Viewpoint description='Front View'/>
 27 
          <!-- ROUTE information for TIME node:  [from fraction_changed to INTERP_COLOR.set_fraction ] -->
          <TimeSensor DEF='TIMEcycleInterval='5loop='true'/>
 28 
          <!-- ROUTE information for INTERP_COLOR node:  [from TIME.fraction_changed to set_fraction ] [from value_changed to FOG_COLOR.color ] -->
          <ColorInterpolator DEF='INTERP_COLORkey='0 0.5 1keyValue='1 0 0 0 1 0 0 0 1'/>
 29 
          <!-- ROUTE information for FOG_COLOR node:  [from INTERP_COLOR.value_changed to color ] -->
          <Fog DEF='FOG_COLORvisibilityRange='10'/>
 30            <Group>
 31                 <Transform DEF='GEOMETRY'>
 32                      <Shape>
 33                           <Appearance>
 34                                <Material/>
 35                           </Appearance>
 36                           <Box/>
 37                      </Shape>
 38                 </Transform>
 39            </Group>
 40            < ROUTE  fromNode='TIME' fromField='fraction_changed' toNode='INTERP_COLOR' toField='set_fraction'/>
 41            < ROUTE  fromNode='INTERP_COLOR' fromField='value_changed' toNode='FOG_COLOR' toField='color'/>
 42       </Scene>
 43  </X3D>
<!--

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

<!-- to top Index for DEF nodes: FOG_COLOR, GEOMETRY, INTERP_COLOR, TIME

Index for Viewpoint node: Viewpoint_1
-->
X3D Tooltips element index: Appearance, Box, ColorInterpolator, Fog, Group, head, Material, meta, NavigationInfo, ROUTE, Scene, Shape, TimeSensor, Transform, 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.

TIME
TimeSensor
fraction_changed
SFFloat

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

ROUTE
event to
(2)
FOG_COLOR
Fog
color
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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<!-- Online at
https://www.web3d.org/x3d/content/examples/ConformanceNist/BindableNodes/Fog/colorIndex.html -->
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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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