Basic HTML version of Foils prepared March 4 1998

Foil 56 Geometry Nodes Polygonal Description of the World

From VRML 2 Basic Concepts and Definitions CPS616 -- Information Track of CPS -- Spring Semester 98. by Zeynep Ozdemir, Rob Baker, Meryem Ispirli, Geoffrey C. Fox
VRML2.0 Geometry Nodes
1 VRML 2.0 has new geometry nodes to enable more compact descriptions of complex virtual worlds. These nodes and use of the DEF/USE notation are crucial to making interesting worlds.
  • Billboard : align objects to an axis
  • ElevationGrid : create terrains
  • Extrusion : create objects by simply describing their outline
  • Text : now internationalized to enable multi-language support
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