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inria-00077116, version 1

Maintaining Visibility Information of Planar Point Sets with a Moving Viewpoint

Olivier Devillers () ¹, Vida Dujmovic ², Hazel Everett () ³, Samuel Hornus ⁴, Sue Whitesides ², Steve Wismath ⁵

N° RR-5742 (2005)

Abstract: Given a set of $n$ points in the plane, we consider the problem of computing the circular ordering of the points about a viewpoint $q$ and efficiently maintaining this ordering information as $q$ moves.

1: GEOMETRICA (INRIA Sophia Antipolis)
INRIA
2: School of Computer Science
Carleton University
3: VEGAS (INRIA Lorraine - LORIA)
INRIA – CNRS : UMR7503 – Université Henri Poincaré - Nancy I – Université Nancy II – Institut National Polytechnique de Lorraine (INPL)
4: ARTIS (IMAG-INRIA Rhône-Alpes / GRAVIR)
CNRS : FR71 – CNRS : UMR5527 – INRIA – Université Joseph Fourier - Grenoble I – Institut National Polytechnique de Grenoble (INPG)
5: Department of Mathematics and Computer Science
University of Lethbridge

inria-00077116, version 1
http://hal.inria.fr/inria-00077116
oai:hal.inria.fr:inria-00077116
From: Rapport De Recherche Inria <>
Submitted on: Monday, 29 May 2006 14:50:58
Updated on: Wednesday, 28 April 2010 16:18:55

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