Box-trees for collision checking in industrial installations

  • Authors:
  • Herman J. Haverkort;Mark de Berg;Joachim Gudmundsson

  • Affiliations:
  • Utrecht University, The Netherlands;Utrecht University, The Netherlands;Utrecht University, The Netherlands

  • Venue:
  • Proceedings of the eighteenth annual symposium on Computational geometry
  • Year:
  • 2002

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Abstract

A box-tree is a bounding-volume hierarchy that uses axis-aligned boxes as bounding volumes. We describe a new algorithm to construct a box-tree for a 3D scene consisting of n objects, and we analyze its worst-case query time for approximate range queries. If the input scene has certain characteristics that we derived from our application---collision detection in industrial installations---then the query times are polylogarithmic, not only for searching with boxes but also for range searching with other constant-complexity ranges.