<?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>
    <component level='4' name='NURBS'/>
    <meta content='TrimmedNurbsWithHole.x3d' name='title'/>
    <meta content='Scene contains a single NurbsTrimmedSurface node which has two Contour2D child nodes, defining a trimmed outer boundary to the patch and an interior hole in the patch. Scene also contains unit-length line segments defining x-y-z coordinate axes.' name='description'/>
    <meta content='Vincent Marchetti' name='creator'/>
    <meta content='10 February 2012' name='created'/>
    <meta content='20 October 2019' name='modified'/>
    <meta content='NURBS example NurbsTrimmedSurface Contour2D NurbsCurve2D' name='subject'/>
    <meta content='TrimmedNurbsWithHole.jpg' name='Image'/>
    <meta content='images/TrimmedNurbsWithHoleXj3d.png' name='Image'/>
    <meta content='originals/trimmed_nurbs_with_hole.x3d' name='reference'/>
    <meta content='https://www.web3d.org/x3d/content/examples/Basic/NURBS/TrimmedNurbsWithHole.x3d' name='identifier'/>
    <meta content='Python language scripts using Numpy, SciPy libraries http://numpy.scipy.org' name='generator'/>
    <meta content='X3D-Edit 3.3, https://www.web3d.org/x3d/tools/X3D-Edit' name='generator'/>
    <meta content='../license.html' name='license'/>
    <meta content='instantReality Forum Issuehttp://forum.instantreality.org' name='TODO'/>
    <meta content='BS Contact BitManagement Bug Report: http://www.bitmanagement.de/en/contact' name='TODO'/>
  </head>
  <Scene>
    <WorldInfo title='TrimmedNurbsWithHole.x3d'/>
    <Background skyColor='1 1 1'/>
    <Viewpoint description='Trimmed Nurbs With Hole' orientation='-0.77676 0.60251 0.18337 0.74685' position='2 3 4'/>
    <Group>
      <Shape>
        <LineSet vertexCount='2'>
          <Coordinate point='0 0 0 1 0 0'/>
        </LineSet>
        <Appearance>
          <Material emissiveColor='1 0 0'/>
          <LineProperties linewidthScaleFactor='2'/>
        </Appearance>
      </Shape>
      <Shape>
        <LineSet vertexCount='2'>
          <Coordinate point='0 0 0 0 1 0'/>
        </LineSet>
        <Appearance>
          <Material emissiveColor='0 1 0'/>
          <LineProperties linewidthScaleFactor='2'/>
        </Appearance>
      </Shape>
      <Shape>
        <LineSet vertexCount='2'>
          <Coordinate point='0 0 0 0 0 1'/>
        </LineSet>
        <Appearance>
          <Material emissiveColor='0 0 1'/>
          <LineProperties linewidthScaleFactor='2'/>
        </Appearance>
      </Shape>
    </Group>
    <Shape>
      <!-- Instant Reality options: meshGenerationType="dynamic" or advancedStatic or simpleStatic -->
      <NurbsTrimmedSurface solid='false' uDimension='3' uKnot='0 0 0 1 1 1' vDimension='2' vKnot='0 0 2 2' vOrder='2' weight='1 0.946042343528 1 1 0.946042343528 1'>
        <Coordinate containerField='controlPoint' point='1.5 -1.1102e-16 -8.6600e-01 1.4191e+00 6.4809e-01 -8.1927e-01 1.0800e+00 1.2262e+00 -8.6600e-01 5.0000e-01 -5.5511e-17 8.6600e-01 4.7302e-01 3.2404e-01 8.1927e-01 2.8999e-01 6.1312e-01 8.6600e-01'/>
        <Contour2D>
          <NurbsCurve2D controlPoint='0 0 1 0 1 1.5' knot='0 0 0.5 1 1' order='2' weight='1 1 1'/>
          <NurbsCurve2D controlPoint='1 1.5 7.1000e-01 1.4200e+00 5.0000e-01 2' knot='0 0 0 1 1 1' weight='1 0.71 1'/>
          <NurbsCurve2D controlPoint='5.0000e-01 2 0 2 0 0' knot='0 0 0.5 1 1' order='2' weight='1 1 1'/>
        </Contour2D>
        <Contour2D>
          <NurbsCurve2D controlPoint='7.5000e-01 1.5 5.3033e-01 8.8388e-01 5.0000e-01 1.2500e+00 1.7678e-01 8.8388e-01 2.5000e-01 1.5 1.7678e-01 1.2374e+00 5.0000e-01 1.7500e+00 5.3033e-01 1.2374e+00 7.5000e-01 1.5' knot='0 0 0 0.25 0.25 0.5 0.5 0.75 0.75 1 1 1' weight='1 0.707106781187 1 0.707106781187 1 0.707106781187 1 0.707106781187 1'/>
        </Contour2D>
      </NurbsTrimmedSurface>
      <Appearance DEF='ksh_appearance_1'>
        <Material diffuseColor='0 0 1'/>
      </Appearance>
    </Shape>
  </Scene>
</X3D>