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meshing
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Mesh Sizing with Additively Weighted
Voronoi Diagrams
Lakulish Antani, Christophe Delage,
Pierre Alliez
International Meshing Roundtable 2007
We address the problem of generating mesh sizing functions from a set
of points with specified sizing values. The sizing functions are shown to be maximal
and K-Lipschitz, with arbitrary parameter K provided by the user. These properties
allow generating low complexity meshes with adjustable gradation.
After constructing an additively weighted Voronoi diagram, our algorithm provides
fast and accurate answers to arbitrary point queries. We have implemented
our mesh sizing technique as a sizing criterion for the 2D triangle meshing component
from the CGAL library. We demonstrate the performance advantages of our
technique through experimental results on various inputs.
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