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Re: [cgal-discuss] Buffer with 3d polygon


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  • From: "Sebastien Loriot (GeometryFactory)" <>
  • To:
  • Subject: Re: [cgal-discuss] Buffer with 3d polygon
  • Date: Tue, 22 Jan 2013 16:26:10 +0100
  • Organization: GeometryFactory

If your polygon is planar but in 3D, you can compute a 2D polygon in the supporting plane and use this package [1].
If your polygon is almost planar, you can use this package [2] to compute the best plane approximation.

Sebastien.

[1] http://www.cgal.org/Manual/latest/doc_html/cgal_manual/Minkowski_sum_2/Chapter_main.html
[2] http://www.cgal.org/Manual/latest/doc_html/cgal_manual/Principal_component_analysis/Chapter_main.html

On 01/22/2013 03:16 PM, mastair wrote:
I want to buffer a polygon in 3d space. Apparently Minkowski sum only takes
NEF polyhedra as input?

How would I create a buffer around a polygon in 3d space, as such creating a
NEF polyhedron or general polyhedron?

Thank you for your help.



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