CGAL users discussion list

[Sylvain Pion <>]

Dear Angelina,


 a écrit :
> I sometimes have problems inserting into a 2D Delaunay triangulation. The 
> message says:
>
> CGAL error: precondition violation!
> Expr: !is_infinite(f) && !is_infinite(f->neighbor(i))
> File: triangulation_2.h
> Line: 860
>
> The problem occures only with specific input. The strange thing is that if I 
> have a point cloud, which is OK to insert and shift it, then it's suddenly 
> not OK any more, but the triangulation should be the same in both cases!
>
> Many thanks for any ideas!

Please check the bug-reporting instructions on the web site
if you expect a meaningful answer.  More information is needed.
In particular: which kernel are you using?

--
Sylvain Pion
INRIA Sophia-Antipolis
Geometrica Project-Team
CGAL, http://cgal.org/