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Add Plane/Ray

This commit is contained in:
Andreas Fabri 2021-03-18 14:37:34 +01:00
parent 2e0f01be94
commit 75a2541d12
1 changed files with 7 additions and 9 deletions
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16
Intersections_3/include/CGAL/Intersections_3/internal/intersection_3_1_impl.h
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@ -523,6 +523,7 @@ do_intersect(const typename K::Segment_3 &s1,
return false;
}
// AF: to be fixed
template <class K>
typename Intersection_traits<K, typename K::Line_3, typename K::Segment_3>::result_type
intersection(const typename K::Line_3 &l,
@ -971,16 +972,13 @@ do_intersect(const typename K::Plane_3 &plane,
{
typedef typename K::Point_3 Point_3;
typename Intersection_traits<K, typename K::Plane_3, typename K::Line_3>
::result_type
line_intersection = internal::intersection(plane, ray.supporting_line(), k);
K::Oriented_side_3 oriented_side_3;
if(!line_intersection)
return false;
if(const Point_3 *isp = intersect_get<Point_3>(line_intersection))
return ray.collinear_has_on(*isp);
return true;
Oriented_side os = oriented_side_3(plane,ray.source());
if(os == ON_ORIENTED_BOUNDARY){
return true;
}
return sign(ray.to_vector()* plane.orthogonal_vector()) * os == -1;
}