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locally tested :<

This commit is contained in:
Andreas Fabri 2022-03-17 14:08:23 +01:00
parent bfebf2cd6f
commit 9a50014cc3
1 changed files with 13 additions and 13 deletions
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26
Nef_S2/include/CGAL/Nef_S2/Sphere_segment.h
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@ -177,7 +177,7 @@ void split_halfcircle(Sphere_segment<R>& s1,
/*{\Mop splits a halfcircle into two equally sized segments. /*{\Mop splits a halfcircle into two equally sized segments.
\precond |\Mvar| is a halfcircle.}*/ \precond |\Mvar| is a halfcircle.}*/
{ CGAL_assertion( is_halfcircle() ); { CGAL_assertion( is_halfcircle() );
Plane_3 h(Point_3(CGAL::ORIGIN),(target()-CGAL::ORIGIN)); Plane_3 h(CGAL::ORIGIN,(target()-CGAL::ORIGIN));
Sphere_point<R> p = Sphere_point<R> p =
CGAL::intersection(sphere_circle(),Sphere_circle<R>(h)); CGAL::intersection(sphere_circle(),Sphere_circle<R>(h));
if ( !has_on_after_intersection(p) ) p = p.antipode(); if ( !has_on_after_intersection(p) ) p = p.antipode();
@ -189,16 +189,16 @@ bool is_short() const
/*{\Mop a segment is short iff it is shorter than a halfcircle.}*/ /*{\Mop a segment is short iff it is shorter than a halfcircle.}*/
{ {
return R().orientation_3_object()(CGAL::ORIGIN, return R().orientation_3_object()(CGAL::ORIGIN,
Point_3(source()), source(),
Point_3(target()), target(),
orthogonal_pole()) orthogonal_pole())
== CGAL::POSITIVE; } == CGAL::POSITIVE; }
bool is_long() const bool is_long() const
/*{\Mop a segment is long iff it is longer than a halfcircle.}*/ /*{\Mop a segment is long iff it is longer than a halfcircle.}*/
{ return R().orientation_3_object()(CGAL::ORIGIN, { return R().orientation_3_object()(CGAL::ORIGIN,
Point_3(source()), source(),
Point_3(target()), target(),
orthogonal_pole()) orthogonal_pole())
== CGAL::NEGATIVE; } == CGAL::NEGATIVE; }
@ -230,17 +230,17 @@ Point_3 orthogonal_pole() const
{ return CGAL::ORIGIN + sphere_circle().orthogonal_vector(); } { return CGAL::ORIGIN + sphere_circle().orthogonal_vector(); }
CGAL::Orientation source_orientation(const CGAL::Sphere_point<R>& p) const CGAL::Orientation source_orientation(const CGAL::Sphere_point<R>& p) const
{ return orientation(CGAL::ORIGIN, { return R().orientation_3_object()(CGAL::ORIGIN,
orthogonal_pole(), orthogonal_pole(),
source(), source(),
p); p);
} }
CGAL::Orientation target_orientation(const CGAL::Sphere_point<R>& p) const CGAL::Orientation target_orientation(const CGAL::Sphere_point<R>& p) const
{ return orientation(CGAL::ORIGIN, { return R().orientation_3_object()(CGAL::ORIGIN,
target(), target(),
orthogonal_pole(), orthogonal_pole(),
p); p);
} }
}; };