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bug fix in projection traits, Angle_3 != Angle_2 when z is taken into account

This commit is contained in:
Sébastien Loriot 2014-10-09 10:27:39 +02:00
parent f5d89b443e
commit 6c4cd29fb1
1 changed files with 20 additions and 1 deletions
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21
Kernel_23/include/CGAL/internal/Projection_traits_3.h
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@ -408,6 +408,25 @@ public:
}
};
template <class R, int dim>
struct Angle_projected_3{
typedef typename R::Point_3 Point_3;
typedef typename R::Point_2 Point_2;
typename R::FT x(const Point_3 &p) const { return Projector<R,dim>::x(p); }
typename R::FT y(const Point_3 &p) const { return Projector<R,dim>::y(p); }
Point_2 project(const Point_3& p) const
{
return Point_2(x(p),y(p));
}
CGAL::Angle operator()(const Point_3& p, const Point_3& q, const Point_3& r) const
{
return CGAL::angle(project(p), project(q), project(r));
}
};
template < class R, int dim >
class Projection_traits_3 {
public:
@ -425,7 +444,7 @@ public:
typedef typename Projector<R,dim>::Compare_x_2 Compare_x_2;
typedef typename Projector<R,dim>::Compare_y_2 Compare_y_2;
typedef Orientation_projected_3<Rp,dim> Orientation_2;
typedef typename Rp::Angle_3 Angle_2;
typedef Angle_projected_3<Rp,dim> Angle_2;
typedef Side_of_oriented_circle_projected_3<Rp,dim> Side_of_oriented_circle_2;
typedef Less_signed_distance_to_line_projected_3<Rp,dim> Less_signed_distance_to_line_2;
typedef Side_of_bounded_circle_projected_3<Rp,dim> Side_of_bounded_circle_2;