<!-- Utilize ExtrusionCrossSection ProtoInstance as a Shape node (with containerField="children") rather than an Extrusion node (with containerField="geometry"). -->
<
ExternProtoDeclare name='
ExtrusionCrossSection'
appinfo='
Shape prototype for Extrusion node that also draws spine line plus oriented scaled cross sections at each spine point'
documentation='
http://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.x3d '
url='
"
ExtrusionCrossSectionPrototype.x3d#ExtrusionCrossSection"
"
http://www.web3d.org/x3d/content/examples/Basic/course/ExtrusionCrossSectionPrototype.x3d#ExtrusionCrossSection"
"
ExtrusionCrossSectionPrototype.wrl#ExtrusionCrossSection"
"
http://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 -->
<!-- http://www.web3d.org/x3d/content/examples/Basic/Vrml2.0Sourcebook/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'
retainUserOffsets='
false'/>
<
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'>
</
Transform>
