<?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='Immersive'
version='3.0'
xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance'
xsd:noNamespaceSchemaLocation
='
https://www.web3d.org/specifications/x3d-3.0.xsd
'
>
<head>
</head>
<!--
<!--
Event Graph ROUTE Table
shows event connections
-->
<!--
Index for DEF nodes:
CrossSectionFaces,
CrossSectionFacesCoordinates,
CrossSectionMaterial,
CrossSectionScript,
EnclosingExtrusion,
ExternalExtrusion,
ExtrusionAppearance,
ExtrusionMaterial,
FontCenter,
InternalCrossSections,
Spine,
SpineCoordinates,
SpineLine,
SpineMaterial,
TransparentAppearance
Index for ProtoDeclare definition:
ExtrusionCrossSection
-->
<Scene>
<WorldInfo title='ExtrusionCrossSectionPrototype.x3d'/>
<ProtoDeclare 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
'
>
<ProtoInterface>
<!-- run-time eventIn Extrusion-modification interfaces for VRML97 compatibility -->
<field name='name' type='SFString' accessType='initializeOnly'
appinfo='Extrusion name'
/>
<field name='crossSection' type='MFVec2f' value='1 1 1 -1 -1 -1 -1 1 1 1' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='spine' type='MFVec3f' value='0 0 0 0 1 0' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='scale' type='MFVec2f' value='1 1' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='orientation' type='MFRotation' value='0 0 1 0' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='beginCap' type='SFBool' value='false' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='endCap' type='SFBool' value='false' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='ccw' type='SFBool' value='true' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='convex' type='SFBool' value='true' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='creaseAngle' type='SFFloat' value='0' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='solid' type='SFBool' value='true' accessType='initializeOnly'
appinfo='Extrusion field'
/>
<field name='spineColor' type='SFColor' value='0 0.9 0.8' accessType='inputOutput'
appinfo='emissiveColor of spine'
/>
<field name='crossSectionColor' type='SFColor' value='0.2 0.8 0.3' accessType='inputOutput'
appinfo='diffuseColor of crossSection'
/>
<field name='crossSectionTransparency' type='SFFloat' value='0.2' accessType='inputOutput'
appinfo='transparency of crossSection'
/>
<field name='extrusionColor' type='SFColor' value='0.3 0.3 0.3' accessType='inputOutput'
appinfo='diffuseColor of extrusion hull'
/>
<field name='extrusionTransparency' type='SFFloat' value='0.7' accessType='inputOutput'
appinfo='transparency of extrusion hull'
/>
<field name='extrusionImageTexture' type='SFNode' accessType='initializeOnly'
appinfo='Image to apply to Extrusion'
>
<!-- initialization node (if any) goes here -->
</field>
<field name='extrusionTextureTransform' type='SFNode' accessType='initializeOnly'
appinfo='TextureTransform coordinates of image applied to Extrusion'
>
<!-- initialization node (if any) goes here -->
</field>
<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' value='false' accessType='initializeOnly'
appinfo='Whether to provide initialization trace statements showing node construction'
/>
</ProtoInterface>
<ProtoBody>
<Group>
<Shape DEF='Spine'>
<Coordinate DEF='SpineCoordinates'>
<IS>
<connect nodeField='point' protoField='spine'/>
<connect nodeField='point' protoField='set_spine'/>
</IS>
</Coordinate>
</IndexedLineSet>
<Appearance>
</Appearance>
</Shape>
<Shape DEF='InternalCrossSections'>
<!-- use most conservative polygon settings for reliable rendering: convex='false' solid='false' -->
</IndexedFaceSet>
<Appearance>
</Appearance>
</Shape>
<Shape DEF='ExternalExtrusion'>
<!-- use most conservative polygon settings: convex='false' solid='false' -->
<Extrusion DEF='EnclosingExtrusion' convex='false' solid='false'>
<IS>
<connect nodeField='crossSection' protoField='crossSection'/>
<connect nodeField='spine' protoField='spine'/>
<connect nodeField='scale' protoField='scale'/>
<connect nodeField='orientation' protoField='orientation'/>
<connect nodeField='set_crossSection' protoField='set_crossSection'/>
<connect nodeField='set_spine' protoField='set_spine'/>
<connect nodeField='set_scale' protoField='set_scale'/>
<connect nodeField='set_orientation' protoField='set_orientation'/>
<connect nodeField='beginCap' protoField='beginCap'/>
<connect nodeField='endCap' protoField='endCap'/>
<connect nodeField='ccw' protoField='ccw'/>
<connect nodeField='convex' protoField='convex'/>
<connect nodeField='creaseAngle' protoField='creaseAngle'/>
<connect nodeField='solid' protoField='solid'/>
</IS>
</Extrusion>
<Appearance DEF='ExtrusionAppearance'>
</Appearance>
</Shape>
</Group>
<!-- TODO hardwired local Script path to workaround BS Contact bug -->
<!-- local variables -->
<field name='name' type='SFString' accessType='initializeOnly'/>
<field name='crossSection' type='MFVec2f' accessType='initializeOnly'/>
<field name='spine' type='MFVec3f' accessType='initializeOnly'/>
<field name='scale' type='MFVec2f' accessType='initializeOnly'/>
<field name='orientation' type='MFRotation' accessType='initializeOnly'/>
<field name='spineColor' type='SFColor' accessType='inputOutput'/>
<field name='crossSectionColor' type='SFColor' accessType='inputOutput'/>
<field name='crossSectionTransparency' type='SFFloat' accessType='inputOutput'/>
<field name='extrusionColor' type='SFColor' accessType='inputOutput'/>
<field name='extrusionTransparency' type='SFFloat' accessType='inputOutput'/>
<field name='set_crossSection' type='MFVec2f' accessType='inputOnly'/>
<field name='set_spine' type='MFVec3f' accessType='inputOnly'/>
<field name='set_scale' type='MFVec2f' accessType='inputOnly'/>
<field name='set_orientation' type='MFRotation' accessType='inputOnly'/>
<field name='spineIndex' type='MFInt32' accessType='outputOnly'/>
<field name='facesIndex' type='MFInt32' accessType='outputOnly'/>
<field name='facePoints' type='MFVec3f' accessType='outputOnly'/>
<field name='traceEnabled' type='SFBool' accessType='initializeOnly'/>
<field name='computedFacesIndex' type='MFInt32' accessType='initializeOnly'/>
<field name='computedFacePoints' type='MFVec3f' accessType='initializeOnly'/>
<IS>
<connect nodeField='name' protoField='name'/>
<connect nodeField='crossSection' protoField='crossSection'/>
<connect nodeField='spine' protoField='spine'/>
<connect nodeField='scale' protoField='scale'/>
<connect nodeField='spineColor' protoField='spineColor'/>
<connect nodeField='crossSectionColor' protoField='crossSectionColor'/>
<connect nodeField='crossSectionTransparency' protoField='crossSectionTransparency'/>
<connect nodeField='extrusionColor' protoField='extrusionColor'/>
<connect nodeField='extrusionTransparency' protoField='extrusionTransparency'/>
<connect nodeField='orientation' protoField='orientation'/>
<connect nodeField='set_crossSection' protoField='set_crossSection'/>
<connect nodeField='set_spine' protoField='set_spine'/>
<connect nodeField='set_scale' protoField='set_scale'/>
<connect nodeField='set_orientation' protoField='set_orientation'/>
<connect nodeField='traceEnabled' protoField='traceEnabled'/>
</IS>
</Script>
<
ROUTE
fromNode='
CrossSectionScript' fromField='spineIndex' toNode='
SpineLine' toField='set_coordIndex'/>
<
ROUTE
fromNode='
CrossSectionScript' fromField='facesIndex' toNode='
CrossSectionFaces' toField='set_coordIndex'/>
<
ROUTE
fromNode='
CrossSectionScript' fromField='facePoints' toNode='
CrossSectionFacesCoordinates' toField='point'/>
</ProtoBody>
</ProtoDeclare>
<!-- ==================== -->
<!-- Example instance adapted from Figure15.12Torus.x3d -->
<!-- https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter15-Extrusion/Figure15.12Torus.x3d
-->
<!-- Redirection text in case a user examines this PROTO file via a 3D browser: -->
<Group>
<Transform translation='0 1.5 0'>
<Shape>
<Appearance>
<Material diffuseColor='0 1 1' emissiveColor='0 1 1'/>
</Appearance>
<Text string='"ExtrusionCrossSectionPrototype" "is a Prototype definition scene" "" "Example scenes using this node:"'>
<FontStyle justify='"MIDDLE" "MIDDLE"' size='0.9'/>
</Text>
</Shape>
</Transform>
<Transform translation='-2.5 -2 0'>
</Transform>
<Transform translation='2.5 -2 0'>
</Transform>
</Group>
</Scene>
</X3D>
<!--
<!--
Event Graph ROUTE Table
shows event connections
-->
<!--
Index for DEF nodes:
CrossSectionFaces,
CrossSectionFacesCoordinates,
CrossSectionMaterial,
CrossSectionScript,
EnclosingExtrusion,
ExternalExtrusion,
ExtrusionAppearance,
ExtrusionMaterial,
FontCenter,
InternalCrossSections,
Spine,
SpineCoordinates,
SpineLine,
SpineMaterial,
TransparentAppearance
Index for ProtoDeclare definition:
ExtrusionCrossSection
-->
-->
<!--
Online at
https://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototypeIndex.html
-->
<!--
Version control at
https://sourceforge.net/p/x3d/code/HEAD/tree/www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.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)
<ProtoDeclare
name='ProtoName'>
<field
name='fieldName'/> </ProtoDeclare>
-->
<!--
For additional help information about X3D scenes, please see X3D Tooltips, X3D Resources, and X3D Scene Authoring Hints.
-->