VRML/X3D Object Hierarchy

• VRML 97 object hierarchy was incomplete

  • Many relationships were defined
  • Individual node definitions determined actual rules, however
  • Confusing and occasionally inconsistent

• Consistent object hierarchy created

  • Don Brutzman and Joe Williams, with help
  • Matches, completes and extends VRML 97
  • Provide template relationships for new nodes
  • http://www.hypermultimedia.com/Xj3D/x3d_candidate_fig.txt

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