<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.2//EN" "https://www.web3d.org/specifications/x3d-3.2.dtd">
<X3D profile='Immersive'  version='3.2'  xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation =' https://www.web3d.org/specifications/x3d-3.2.xsd ' >
<head>
<meta name='title' content=' ExtrusionCrossSectionExampleTorus.x3d '/>
<meta name='creator' content='Don Brutzman'/>
<meta name='created' content='31 August 2003'/>
<meta name='modified' content='9 October 2023'/>
<meta name='description' content='Torus example demonstrating cross-section prototype for Extrusion node that also draws spine line plus oriented, scaled cross sections at each spine point.'/>
<meta name='hint' content='Utilize ExtrusionCrossSection ProtoInstance as a Shape node (with containerField="children") rather than an Extrusion node (with containerField="geometry").'/>
<meta name='reference' content=' ExtrusionExampleShip.x3d '/>
<meta name='reference' content=' ExtrusionCrossSectionExampleShip.x3d '/>
<meta name='reference' content=' ExtrusionCrossSectionPrototype.x3d '/>
<meta name='reference' content=' https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter30-Scripts/Figure30.5ScriptTorusBuilder.x3d '/>
<meta name='reference' content='VRML 97 Specification, 6.18 Extrusion'/>
<meta name='reference' content=' https://www.web3d.org/technicalinfo/specifications/vrml97/part1/nodesRef.html#Extrusion '/>
<meta name='Image' content='VRML 97 Specification, Figure 6.6' />
<meta name='Image' content=' https://www.web3d.org/technicalinfo/specifications/vrml97/Images/Extrusion.gif ' />
<meta name='reference' content=' http://realism.com/Web3D/Examples/Extrusion/_frame.html '/>
<meta name='reference' content=' http://www.cs.brown.edu/~gss/vrml/drawpoly.html '/>
<meta name='reference' content=' ExtrusionXj3dGoldberg1999.java '/>
<meta name='reference' content=' http://web3d.metrolink.com/cgi-bin/cvsweb.cgi/x3d/src/com/sun/j3d/loaders/vrml97/impl/Attic/Extrusion.java '/>
<meta name='identifier' content=' https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionExampleTorus.x3d '/>
<meta name='generator' content='X3D-Edit 4.0, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content=' ../license.html'/>
</head>
<!--
to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF node: CoordinateAxes
Index for Viewpoint node: Viewpoint_1 Index for ExternProtoDeclare definition: ExtrusionCrossSection
-->
<Scene>
<!-- Utilize ExtrusionCrossSection ProtoInstance as a Shape node (with containerField="children") rather than an Extrusion node (with containerField="geometry"). -->
<WorldInfo title='ExtrusionCrossSectionExampleTorus.x3d'/>
<ExternProtoDeclare name='ExtrusionCrossSection' appinfo='Shape prototype for Extrusion node that also draws spine line plus oriented scaled cross sections at each spine point'  documentation=' https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.x3d '
  url=' "ExtrusionCrossSectionPrototype.x3d#ExtrusionCrossSection" "https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.x3d#ExtrusionCrossSection" "ExtrusionCrossSectionPrototype.wrl#ExtrusionCrossSection" "https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.wrl#ExtrusionCrossSection" ' >
<!-- run-time eventIn Extrusion-modification interfaces for VRML 97 compatibility -->
<field name='name' type='SFString' accessType='initializeOnly'
 appinfo='Extrusion name' />
<field name='crossSection' type='MFVec2f' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='spine' type='MFVec3f' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='scale' type='MFVec2f' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='orientation' type='MFRotation' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='beginCap' type='SFBool' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='endCap' type='SFBool' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='ccw' type='SFBool' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='convex' type='SFBool' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='creaseAngle' type='SFFloat' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='solid' type='SFBool' accessType='initializeOnly'
 appinfo='Extrusion field' />
<field name='spineColor' type='SFColor' accessType='inputOutput'
 appinfo='emissiveColor of spine' />
<field name='crossSectionColor' type='SFColor' accessType='inputOutput'
 appinfo='diffuseColor of crossSection' />
<field name='crossSectionTransparency' type='SFFloat' accessType='inputOutput'
 appinfo='transparency of crossSection' />
<field name='extrusionColor' type='SFColor' accessType='inputOutput'
 appinfo='diffuseColor of extrusion hull' />
<field name='extrusionTransparency' type='SFFloat' accessType='inputOutput'
 appinfo='transparency of extrusion hull' />
<field name='extrusionImageTexture' type='SFNode' accessType='initializeOnly'
 appinfo='Image to apply to Extrusion' />
<field name='extrusionTextureTransform' type='SFNode' accessType='initializeOnly'
 appinfo='TextureTransform coordinates of image applied to Extrusion' />
<field name='set_crossSection' type='MFVec2f' accessType='inputOnly'
 appinfo='Extrusion field' />
<field name='set_spine' type='MFVec3f' accessType='inputOnly'
 appinfo='Extrusion field' />
<field name='set_scale' type='MFVec2f' accessType='inputOnly'
 appinfo='Extrusion field' />
<field name='set_orientation' type='MFRotation' accessType='inputOnly'
 appinfo='Extrusion field' />
<field name='traceEnabled' type='SFBool' accessType='initializeOnly'
 appinfo='Whether to provide initialization trace statements showing node construction' />
</ExternProtoDeclare>
<!-- ==================== -->
<!-- Example instance adapted from Figure15.12Torus.x3d -->
<!-- https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter15-Extrusion/Figure15.12Torus.x3d -->
<Viewpoint description='Torus crossSections, spine and hull' orientation='-0.351 0.926 0.14 0.81' position='10 5 10'/>
<ProtoInstance name='ExtrusionCrossSection'>
<fieldValue name='name' value='Torus'/>
<fieldValue name='crossSection' value='0 1 0.38 0.92 0.71 0.71 0.92 0.38 1 0 0.92 -0.38 0.71 -0.71 0.38 -0.92 0 -1 -0.38 -0.92 -0.71 -0.71 -0.92 -0.38 -1 0 -0.92 0.38 -0.71 0.71 -0.38 0.92 0 1'/>
<fieldValue name='spine' value='2.00 0.0 0.00 1.85 0.0 0.77 1.41 0.0 1.41 0.77 0.0 1.85 0.00 0.0 2.00 -0.77 0.0 1.85 -1.41 0.0 1.41 -1.85 0.0 0.77 -2.00 0.0 0.00 -1.85 0.0 -0.77 -1.41 0.0 -1.41 -0.77 0.0 -1.85 0.00 0.0 -2.00 0.77 0.0 -1.85 1.41 0.0 -1.41 1.85 0.0 -0.77 2.00 0.0 0.00'/>
<fieldValue name='beginCap' value='false'/>
<fieldValue name='endCap' value='false'/>
<fieldValue name='creaseAngle' value='1.57'/>
<fieldValue name='spineColor' value='1 1 1'/>
<fieldValue name='crossSectionColor' value='0.8 0.8 0'/>
<fieldValue name='crossSectionTransparency' value='0.1'/>
<fieldValue name='extrusionColor' value='1 0 1'/>
<fieldValue name='extrusionTransparency' value='0.8'/>
<fieldValue name='traceEnabled' value='false'/>
</ProtoInstance>
<Transform scale='4 4 4'>
<Inline DEF='CoordinateAxes'
  url=' "../../X3dForWebAuthors/Chapter03Grouping/CoordinateAxes.x3d" "../../Savage/Tools/Authoring/CoordinateAxes.x3d" "https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter03Grouping/CoordinateAxes.x3d" "https://savage.nps.edu/Savage/Tools/Authoring/CoordinateAxes.x3d" "../../X3dForWebAuthors/Chapter03Grouping/CoordinateAxes.wrl" "../../Savage/Tools/Authoring/CoordinateAxes.wrl" "https://www.web3d.org/x3d/content/examples/X3dForWebAuthors/Chapter03Grouping/CoordinateAxes.wrl" "https://savage.nps.edu/Savage/Tools/Authoring/CoordinateAxes.wrl" ' />
</Transform>
</Scene>
</X3D>
<!--
to top <!-- Event Graph ROUTE Table shows event connections -->
 
<!-- Index for DEF node: CoordinateAxes
Index for Viewpoint node: Viewpoint_1 Index for ExternProtoDeclare definition: ExtrusionCrossSection
-->

Event Graph ROUTE Table with 0 ROUTE 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.


ProtoInstance
ExtrusionCrossSection 		No ROUTE connection found for output from this node.
Contains SFNode/MFNode field with indirect access to other nodes. 

-->

<!-- Online at
https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionExampleTorusIndex.html -->
<!-- Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionExampleTorus.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)
    <ProtoInstance name='ProtoName'> <field name='fieldName'/> </ProtoInstance> -->

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