A sweepcircle algorithm for Voronoi diagrams
The Voronoi diagram of n sites on the surface of a cone has a combinatorial structure rather different from the planar one. We present a sweepcircle algorithm that enables its computation within optimal time O(n log n), using linear storage.
Keywordscomputational geometry cone shortest path sweepline algorithm sweepcircle algorithm Voronoi diagrams
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