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Re: [cgal-discuss] classification


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  • From: Simon Giraudot <>
  • To:
  • Subject: Re: [cgal-discuss] classification
  • Date: Mon, 3 May 2021 15:07:58 +0200
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Le 03/05/2021 à 15:01, wangtao8869 ( via cgal-discuss Mailing List) a écrit :

Dear Simon Giraudot,
if i want to find intensity of neighbor points,
what should i do?

The neighbor query fills an OutputIterator with indices of neighbor points:
https://doc.cgal.org/5.2/Classification/classCGAL_1_1Classification_1_1NeighborQuery.html#a3c8137c09f5ce328baddb4ee2cda474c

(You can see how it's used in examples.)

You can used these indices to access whatever property map you want.

If you are not comfortable with concepts of output iterators, values types, property maps, etc., I strongly advise you to start by reading some documentation on these topics.

Best,

--
Simon Giraudot, PhD
R&D Engineer
GeometryFactory - http://geometryfactory.com/




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