1 |
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2 |
<!DOCTYPE X3D PUBLIC "ISO//Web3D//DTD X3D 3.0//EN" "https://www.web3d.org/specifications/x3d-3.0.dtd">
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3 | <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'> |
4 | <head> |
5 | <meta name='title' content='Figure15_12Torus.x3d'/> |
6 | <meta name='description' content='A torus built using a circular cross section swept along a circular spine.'/> |
7 | <meta name='creator' content='Figure 15.12, The VRML 2.0 Sourcebook, Copyright [1997] By Andrea L. Ames, David R. Nadeau, and John L. Moreland'/> |
8 | <meta name='reference' content='http://www.wiley.com/legacy/compbooks/vrml2sbk/ch15/15fig12.htm'/> |
9 | <meta name='translator' content='Don Brutzman'/> |
10 | <meta name='created' content='20 August 2000'/> |
11 | <meta name='modified' content='20 October 2019'/> |
12 | <meta name='Image' content='Figure15_12TorusXj3D.png'/> |
13 | <meta name='reference' content='Xj3DViewerExtrusionBugFix.pdf'/> |
14 | <meta name='reference' content='https://www.web3d.org/x3d/content/examples/Basic/X3dSpecifications/ExtrusionEdgeCases.x3d'/> |
15 | <meta name='identifier' content='https://www.web3d.org/x3d/content/examples/Vrml2Sourcebook/Chapter15Extrusion/Figure15_12Torus.x3d'/> |
16 | <meta name='generator' content='X3D-Edit 3.3, https://savage.nps.edu/X3D-Edit'/> |
17 | <meta name='license' content='../../license.html'/> |
18 | </head> |
19 | <Scene> |
20 | <WorldInfo title='Figure15_12Torus.x3d'/> |
21 | <NavigationInfo/> |
22 | <!-- Computational cost of Extrusion node compared to IndexedFaceSet or other triangle meshes: quicker to download, takes time to calculate polygonal faces and normals during initial loading, equally fast at run time. --> |
23 | <!-- Authoring capabilities of Extrusion compared to IndexedFaceSet or other triangle meshes: can provide great detail with much less effort. --> |
24 | <Viewpoint description='Torus from above' orientation='-0.37796 0.91249 0.15656 0.85225' position='10 5 10'/> |
25 | <Viewpoint description='Torus from ahead'/> |
26 | <Shape> |
27 | <Appearance> |
28 | <Material diffuseColor='1 0 1'/> |
29 | </Appearance> |
30 | <Extrusion beginCap='false' creaseAngle='1.57' crossSection='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 0.38 0.92 0.71 0.71 0.92 0.38 1 0' endCap='false' spine='2 0 0 1.85 0 0.77 1.41 0 1.41 0.77 0 1.85 0 0 2 -0.77 0 1.85 -1.41 0 1.41 -1.85 0 0.77 -2 0 0 -1.85 0 -0.77 -1.41 0 -1.41 -0.77 0 -1.85 0 0 -2 0.77 0 -1.85 1.41 0 -1.41 1.85 0 -0.77 2 0 0'> |
31 | <!-- spine is closed, crossSection is closed --> |
32 | </Extrusion> |
33 | </Shape> |
34 | </Scene> |
35 | </X3D> |
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