HELP! * GREY=local LOCAL HTML version of Foils prepared 9 february 1996

Foil 21 Terrain rendering in VRML

From Study of Use of Databases for VRML and Application to GIS Research Seminar -- 9 february 1996. by Krzysztof Walczak * See also color IMAGE
Second Approach (cont.)
The following VRML structures were used to model the terrain data:
  • - IndexedFaceSet - basic shape representing the surface,
  • - Multivalued Material nodes - defined colors of points,
  • - LOD - Level-Of-Detail node - specified portions of data
  • to be loaded with different resolution levels depending
  • on the distance from the viewpoint,
  • - WWWInline - enabled loading of scene in portions,
  • - WWWAnchor - allowing linking with HTML description
  • pages
  • - DirectionalLight - lighting in the scene

Northeast Parallel Architectures Center, Syracuse University, npac@npac.syr.edu

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