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Re: [cgal-discuss] Triangulation using partitioning - performance issues


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  • From: Monique Teillaud <>
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  • Subject: Re: [cgal-discuss] Triangulation using partitioning - performance issues
  • Date: Tue, 30 Jun 2015 10:15:17 +0200

Hi,

Doesn't CGAL::Constrained_triangulation_2 fulfill your needs?

Best,
--
Monique Teillaud
http://www.loria.fr/~teillaud/
INRIA Nancy - Grand Est, LORIA
Institut National de Recherche en Informatique et Automatique

Le 30/06/15 09:40, simon.anderson a écrit :
Hi there,

I'm currently using partitioning (approx_convex_partition_2) in order to
partition up my concave polygons into convex polygons so I can triangulate
it properly.

It's in the shape of a winding road - it's quite large and is taking between
10-20 seconds to compute the partitions.

I was hoping someone had some advice as to whether there was a more
efficient way to do it:

Should I instead try and find the alpha shape and triangulate that instead?

Should I simply attempt to triangulate it myself without partitioning it
(excluding edges based on angle)?

Any help would be much appreciated.

Cheers,
Simon



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