<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.1//EN"   "http://www.web3d.org/specifications/x3d-3.1.dtd">
<X3D profile='Immersive' version='3.1' xmlns:xsd='http://www.w3.org/2001/XMLSchema-instance' xsd:noNamespaceSchemaLocation=' http://www.web3d.org/specifications/x3d-3.1.xsd '>
<head>
<meta name='title' content='NormalInterpolator.x3d'/>
<meta name='description' content='Example normal (perpendicular vector) animation, where orange vectors show normal direction at each polygon vertex.'/>
<meta name='creator' content='Don Brutzman'/>
<meta name='created' content='3 May 2008'/>
<meta name='modified' content='3 May 2008'/>
<meta name='reference' content=' http://www.web3d.org/x3d/content/examples/Vrml2.0Sourcebook/Chapter19-NormalsShading/Figure19.27SquareFaceAnimatingNormals.x3d '/>
<meta name='subject' content='X3D NormalInterpolator example'/>
<meta name='warning' content='under development'/>
<meta name='identifier' content=' http://X3dGraphics.com/examples/X3dForWebAuthors/Chapter07-EventAnimationInterpolation/NormalInterpolator.x3d '/>
<meta name='generator' content='X3D-Edit, https://savage.nps.edu/X3D-Edit'/>
<meta name='license' content='../../license.html'/>
</head>
<!--
Index for DEF nodes: AnimatedNormalNode, Clock, NormalPath, NormalVectors, NormalVectorsAnimation
Index for Viewpoint images: Viewpoint_1, Viewpoint_2
-->
<Scene>
<Viewpoint description='Animating normals on right vertices of a quadrilateral' position='0 0 8'/>
<Viewpoint description='Other side - note difference in animated shading' orientation='0 1 0 3.14159' position='0 0 -7'/>
<Shape>
<IndexedFaceSet solid='false' coordIndex='0 1 2 3' normalIndex='0 1 2 3'>
<Coordinate point='-2 -2 0 2 -2 0 2 2 0 -2 2 0'/>
<!-- AnimatedNormalNode ROUTE:  [from NormalPath.value_changed to set_vector ] -->
<Normal DEF='AnimatedNormalNode' vector='0 0 1 0 0 1 0 0 1 0 0 1'/>
</IndexedFaceSet>
<Appearance>
<Material diffuseColor='0.3 0.6 0.9'/>
</Appearance>
</Shape>
<!-- NormalPath ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to AnimatedNormalNode.set_vector ] -->
<NormalInterpolator DEF='NormalPath' key='0 0.5 1' keyValue='0 0 1 0 0 1 0 0 1 0 0 1 , 0 0 1 1 0 0 1 0 0 0 0 1 , 0 0 1 0 0 1 0 0 1 0 0 1'/>
<ROUTE fromNode='NormalPath' fromField='value_changed' toNode='AnimatedNormalNode' toField='set_vector'/>
<!-- Clock ROUTEs:  [from fraction_changed to NormalPath.set_fraction ] [from fraction_changed to NormalVectorsAnimation.set_fraction ] -->
<TimeSensor DEF='Clock' cycleInterval='8' loop='true'/>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='NormalPath' toField='set_fraction'/>
<Shape>
<IndexedLineSet coordIndex='0 1 -1 2 3 -1 4 5 -1 6 7 -1'>
<!-- NormalVectors ROUTE:  [from NormalVectorsAnimation.value_changed to point ] -->
<Coordinate DEF='NormalVectors' point='-2 -2 0 -2 -2 1 2 -2 0 2 -2 1 2 2 0 2 2 1 -2 2 0 -2 2 1'/>
</IndexedLineSet>
<Appearance>
<Material emissiveColor='0.9 0.6 0.1'/>
</Appearance>
</Shape>
<!-- NormalVectorsAnimation ROUTEs:  [from Clock.fraction_changed to set_fraction ] [from value_changed to NormalVectors.point ] -->
<CoordinateInterpolator DEF='NormalVectorsAnimation' key='0 0.5 1' keyValue='-2 -2 0 -2 -2 1 , 2 -2 0 2 -2 1 , 2 2 0 2 2 1 , -2 2 0 -2 2 1 -2 -2 0 -2 -2 1 , 2 -2 0 3 -2 0 , 2 2 0 3 2 0 , -2 2 0 -2 2 1 -2 -2 0 -2 -2 1 , 2 -2 0 2 -2 1 , 2 2 0 2 2 1 , -2 2 0 -2 2 1'/>
<ROUTE fromNode='NormalVectorsAnimation' fromField='value_changed' toNode='NormalVectors' toField='point'/>
<ROUTE fromNode='Clock' fromField='fraction_changed' toNode='NormalVectorsAnimation' toField='set_fraction'/>
</Scene>
</X3D>
<!--
Index for DEF nodes: AnimatedNormalNode, Clock, NormalPath, NormalVectors, NormalVectorsAnimation
Index for Viewpoint images: Viewpoint_1, Viewpoint_2
-->

<!-- Tag color codes: <Node DEF='idName' attribute='value'/> -->