<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
<X3D profile='Interchange'  version='3.0 xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation =' https://www.web3d.org/specifications/x3d-3.0.xsd ' >
<head>
<meta name='titlecontent=' Figure13_17bMorphingCubeLineSet.x3d '/>
<meta name='creatorcontent='Figure 13.17, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/>
<meta name='referencecontent=' http://www.wiley.com/legacy/compbooks/vrml2sbk/ch13/13fig17.htm '/>
<meta name='translatorcontent='Don Brutzman'/>
<meta name='translatorcontent='Colleen Case'/>
<meta name='createdcontent='16 August 2000'/>
<meta name='modifiedcontent='1 July 2023'/>
<meta name='descriptioncontent='A morphing cube shape using IndexedLineSet and CoordinateInterpolator. Note that constant-width lines thwart perspective rendering and lead to optical-illusion effects.'/>
<meta name='identifiercontent=' https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter13PointsLinesFaces/Figure13_17bMorphingCubeLineSet.x3d '/>
<meta name='generatorcontent='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/>
<meta name='licensecontent=' ../../license.html'/>
</head>
<!--

to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF nodes: CLOCK, CUBE_COORDINATES, CUBE_MORPH
-->
<Scene>
<WorldInfo title='Figure13_17bMorphingCubeLineSet.x3d'/>
<Group>
<Shape>
<Appearance>
<!-- Note use of emissiveColor rather than diffuseColor, so that lines will render. -->
<Material emissiveColor='0 1 1'/>
</Appearance>
<!-- Note that coordIndex sets repeat first and last values in order to close each polygon outline. -->
<IndexedLineSet coordIndex='0 1 2 3 0 -1 7 6 5 4 7 -1 0 4 5 1 0 -1 1 5 6 2 1 -1 2 6 7 3 2 -1 3 7 4 0 3 -1'>
<!-- ROUTE information for CUBE_COORDINATES node:  [from CUBE_MORPH.value_changed to set_point ] -->
<Coordinate DEF='CUBE_COORDINATESpoint='-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'/>
</IndexedLineSet>
</Shape>
<!-- ROUTE information for CLOCK node:  [from fraction_changed to CUBE_MORPH.set_fraction ] -->
<TimeSensor DEF='CLOCKcycleInterval='4loop='true'/>

<!-- ROUTE information for CUBE_MORPH node:  [from CLOCK.fraction_changed to set_fraction ] [from value_changed to CUBE_COORDINATES.set_point ] -->
<CoordinateInterpolator DEF='CUBE_MORPHkey='0.0 0.5 1.0keyValue='-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'/>
</Group>
< ROUTE  fromNode=' CLOCK' fromField='fraction_changed' toNode=' CUBE_MORPH' toField='set_fraction'/>
< ROUTE  fromNode=' CUBE_MORPH' fromField='value_changed' toNode=' CUBE_COORDINATES' toField='set_point'/>
</Scene>
</X3D>
<!--

to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF nodes: CLOCK, CUBE_COORDINATES, CUBE_MORPH
-->

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.

CLOCK
TimeSensor
fraction_changed
SFFloat

ROUTE
event to
(1)
CUBE_MORPH
CoordinateInterpolator
set_fraction
SFFloat

 
 
then
CUBE_MORPH
CoordinateInterpolator
value_changed
MFVec3f

ROUTE
event to
(2)
CUBE_COORDINATES
Coordinate
set_point
MFVec3f


-->

<!-- Online at
https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter13PointsLinesFaces/Figure13_17bMorphingCubeLineSetIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter13PointsLinesFaces/Figure13_17bMorphingCubeLineSet.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)
-->

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