<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "http://www.web3d.org/specifications/x3d-3.0.dtd">
<X3D profile='Immersive' version='3.0'  xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation =' http://www.web3d.org/specifications/x3d-3.0.xsd '>
<head>
<meta name='title' content='Figure31.7DonutExternalPrototype.x3d'/>
<meta name='creator' content='Figure 31.7, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/>
<meta name='reference' content=' http://www.wiley.com/legacy/compbooks/vrml2sbk/ch31/31fig07.htm '/>
<meta name='translator' content='Don Brutzman'/>
<meta name='created' content='22 November 2000'/>
<meta name='modified' content='25 March 2012'/>
<meta name='description' content='A donut shape built using the Donut geometry node and the LightOak appearance node. Also see Figures 30.5 and 31.6 for comparison.'/>
<meta name='identifier' content=' http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31-Prototypes/Figure31.7DonutExternalPrototype.x3d '/>
<meta name='generator' content='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content=' ../../license.html'/>
</head>
<!--
Index for ExternProtoDeclare definitions : Donut, LightOak
Index for DEF nodes : Clock, DonutThickness, SpecialtyOfTheHouse, StopSizeChanges
Index for Viewpoint image : Viewpoint_1
-->
<Scene>
<ExternProtoDeclare name='Donut'
  url=' "Figure31.6DonutPrototype.wrl#Donut" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31-Prototypes/Figure31.6DonutPrototype.wrl#Donut" "Figure31.6DonutPrototype.x3d#Donut" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31-Prototypes/Figure31.6DonutPrototype.x3d#Donut" '>
<field name='crossSectionRadius' type='SFFloat' accessType='initializeOnly'/>
<field name='spineRadius' type='SFFloat' accessType='initializeOnly'/>
<field name='crossSectionResolution' type='SFInt32' accessType='initializeOnly'/>
<field name='spineResolution' type='SFInt32' accessType='initializeOnly'/>
<field name='set_crossSectionRadius' type='SFFloat' accessType='inputOnly'/>
<field name='set_spineRadius' type='SFFloat' accessType='inputOnly'/>
</ExternProtoDeclare>
<ExternProtoDeclare name='LightOak'
  url=' "Figure31.4WoodAppearancePrototypesLibrary.wrl#LightOak" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31-Prototypes/Figure31.4WoodAppearancePrototypesLibrary.wrl#LightOak" "Figure31.4WoodAppearancePrototypesLibrary.x3d#LightOak" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter31-Prototypes/Figure31.4WoodAppearancePrototypesLibrary.x3d#LightOak" '>
<field name='textureTransform' type='SFNode' accessType='inputOutput'/>
</ExternProtoDeclare>
<Viewpoint description='Click to pick a size' orientation='1 0 0 -0.52' position='0 7 12'/>
<!-- Donut instances from prototypes -->
<Transform translation='0 2 0'>
<Shape>
<ProtoInstance name='Donut' containerField='geometry'>
<fieldValue name='crossSectionRadius' value='1'/>
<fieldValue name='spineRadius' value='2'/>
</ProtoInstance>
<ProtoInstance name='LightOak' containerField='appearance'>
<fieldValue name='textureTransform'>
<TextureTransform center='-0 5' rotation='0.758' scale='2 0.5' translation='0.5 0'/>
</fieldValue>
</ProtoInstance>
</Shape>
</Transform>
<!-- Hmmm, what size donut do you really want? -->
<!-- Clock ROUTEs:  [from StopSizeChanges.touchTime to stopTime ] [from fraction_changed to DonutThickness.set_fraction ] -->
<TimeSensor DEF='Clock' cycleInterval='10' loop='true'/>
<!-- DonutThickness ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to SpecialtyOfTheHouse.set_crossSectionRadius ] -->
<ScalarInterpolator DEF='DonutThickness' key='0 0.4 0.5 0.9 1' keyValue='0.75 1.25 1.25 0.75 0.75'/>
<Transform translation='0 -2 0'>
<Shape>
<!-- SpecialtyOfTheHouse ROUTE:  [from DonutThickness.value_changed to set_crossSectionRadius ] -->
<ProtoInstance name='Donut' DEF='SpecialtyOfTheHouse' containerField='geometry'>
<fieldValue name='crossSectionRadius' value='0.5'/>
<fieldValue name='spineRadius' value='2'/>
</ProtoInstance>
<Appearance>
<ImageTexture
  url=' "../Chapter17-Textures/icing.jpg" "http://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter17-Textures/icing.jpg" '/>
</Appearance>
</Shape>
<!-- StopSizeChanges ROUTE:  [from touchTime to Clock.stopTime ] -->
<TouchSensor DEF='StopSizeChanges' description='touch to stop size changes'/>
</Transform>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='DonutThickness' toField='set_fraction'/>
<ROUTE fromNode='DonutThickness' fromField='value_changed' toNode='SpecialtyOfTheHouse' toField='set_crossSectionRadius'/>
<ROUTE fromNode='StopSizeChanges' fromField='touchTime' toNode='Clock' toField='stopTime'/>
</Scene>
</X3D>
<!--
Index for ExternProtoDeclare definitions : Donut, LightOak
Index for DEF nodes : Clock, DonutThickness, SpecialtyOfTheHouse, StopSizeChanges
Index for Viewpoint image : Viewpoint_1
-->

<!-- Color key: <X3dNode DEF='idName' field='value'/> matches <XmlElement DEF='idName' attribute='value'/>     <Prototype name='ProtoName'> <field name='fieldName'/> </Prototype> -->

<!-- Additional help information about X3D scenes: X3D Resources, X3D Scene Authoring Hints and X3D Tooltips -->