Union_of_ball.h does not handle degenerate VD correctly.

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Union_of_ball.h does not handle degenerate VD correctly. #6147

Open sloriot opened 2 years ago

sloriot commented 2 years ago

Reported on cgal-discuss: https://sympa.inria.fr/sympa/arc/cgal-discuss/2021-11/msg00013.html Code here: https://gist.github.com/sloriot/bc41fc67f77f078442110ad9e7bdd872

bmanga commented 2 years ago

The bug also appears when using CGAL::make_skin_surface_mesh_3(p, l.begin(), l.end(), shrinkfactor) , tested with shrink factors 0.5, 0.9, 1 and 1.1.