CGAL users discussion list

[crobar <>]

Jeffrey Bush wrote
> If you are using any kernel whose FT supports std:sqrt (like double or
> maybe EPIC) then just include <CGAL/triangulate_polyhedron.h> and
> call CGAL::triangulate_polyhedron(my_polyhedron).
> 
> If you are using any other kernel, you will have to include
> <CGAL/internal/Operations_on_polyhedra/compute_normal.h> and define
> a specialization of the following template function:
> 
>     template 
> <class Facet, class Kernel>
>     typename Kernel::Vector_3 compute_facet_normal(const Facet& f);
> 
> for your Polyhedron::Facet and Polyhedron::Traits types. You could copy
> the definition of the original (available at
> http://fossies.org/dox/CGAL-4.4/include_2CGAL_2internal_2Operations__on__polyhedra_2compute__normal_8h_source.html
> or in your own source) and replace the std::sqrt with something else (like
> Kernel::FT(CGAL::sqrt(CGAL::to_double(n*n))).
> 
> After you have created a specialization of the compute_facet_normal
> function you can include and use the triangulate_polyhedron function as
> normal.

Thanks, I appreciate the help.



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