CGAL users discussion list

["Sebastien Loriot (GeometryFactory)" <>]

Thanks for the report, I just fixed it.

Sebastien.

On 06/26/2013 09:11 AM, Jean-Marie Comets wrote:
> Hello all,
>
> The following error showed up when compiling in "Debug" mode (GCC 4.6.3
> (Ubuntu/Linaro 4.6.3-1ubuntu5)) :
>
>     CGAL/Circular_kernel_3/Circular_arc_3.h: In constructor
>     ‘CGAL::internal::Circular_arc_3<SK>::Circular_arc_3(const Point_3&,
>     const Point_3&, const Point_3&)’:
>     CGAL/Circular_kernel_3/Circular_arc_3.h:219:2: error: ‘collinear’ is
>     not a member of ‘CGAL’
>     CGAL/Circular_kernel_3/Circular_arc_3.h:219:2: note: suggested
>     alternative:
>     CGAL/Kernel/global_functions_internal_2.h:242:1: note:
>     ‘CGAL::internal::collinear
>
> Here's the code that I found there :
>
>     CGAL_kernel_precondition(!CGAL::collinear(begin, middle, end));
>
> And here's a reduced version of my code which uses Circular_arc_3 (all
> the headers are displayed) :
>
>     #include <CGAL/Spherical_kernel_3.h> // for compare_theta_z
>
>     // ...
>
>     template <typename Kernel>
>     struct Comp_theta_z_3
>     {
>     typedef typename Kernel::Sphere_3 Sphere_3;
>     typedef typename Kernel::Circular_arc_point_3 Circular_arc_point_3;
>
>     bool operator()(const Circular_arc_point_3 & left,
>     const Circular_arc_point_3 & right, const Sphere_3 & sphere) const
>     { return CGAL::compare_theta_z(left, right, sphere); }
>
>     // ...
>
>     };
>
> I found that adding "#include <CGAL/Kernel/global_functions_3.h>" before
> the Spherical_kernel_3 fixes the problem.
>
>
> Good day,
>
> Jean-Marie Comets