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Re: [cgal-discuss] 3D Mesh creates extremely small elements


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  • From: "Laurent Rineau (CGAL/GeometryFactory)" <>
  • To:
  • Subject: Re: [cgal-discuss] 3D Mesh creates extremely small elements
  • Date: Wed, 04 Oct 2017 14:46:17 +0200
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  • Organization: GeometryFactory

Le Tuesday, October 3, 2017 12:19:48 PM CEST Michael Bieri a écrit :

> Hi all

>

> Attached you find a screenshot of a mesh. The mesh is created from

> segmented image with a size field. The medium to rather large elements in

> the mesh are what I expect, but I wonder where that large number of

> extremely small elements come from, there where you see just a white

> mess...

>

> The mesh currently are: Mesh_criteria criteria(facet_angle=30,

> edge_size=cell_size_fct, cell_size=cell_size_fct);

>

> Best regards,

> Michael

>

>

> PS: Seems that there were some issues uploading the file. Sorry if you got

> this questions more than once.

 

That's hard to tell without seing the code. It seems your mesh domain defines 1D curves, and that they have very small features, or small proximities between non-adjcent curves.

 

--

Laurent Rineau, PhD

R&D Engineer at GeometryFactory http://www.geometryfactory.com/

Release Manager of the CGAL Project http://www.cgal.org/

 




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