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Re: [cgal-discuss] Infinite loop in PMP::corefine_and_compute_union since 4.14.2


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  • From: Giles Puckett <>
  • To:
  • Subject: Re: [cgal-discuss] Infinite loop in PMP::corefine_and_compute_union since 4.14.2
  • Date: Mon, 8 Jun 2020 19:40:43 +1000
  • Authentication-results: mail2-smtp-roc.national.inria.fr; spf=None ; spf=Pass ; spf=None
  • Ironport-phdr: 9a23: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

Hello all,

I have caught PMP (CGAL 5.0) failing to do a corefinement and union, after creating meshes out of simple shapes (cylinders and rect prisms). No self-intersection exception is thrown.

I have reproduced the problem by writing OFF files in double precision. A test program and files are here:

https://www.dropbox.com/sh/7sv3p0yxomsjrxn/AAC_xP_HH9EoMFajZSpK4m71a?dl=0

I built on Windows 10 using Visual Studio 2019 (tool set 1.42). The source is a modification of one of the PMP examples and it builds under that environment. CGAL is at 5.0. Let me know if you want me to raise an issue.

G.





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