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// Copyright (c) 2008 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL: https://github.com/CGAL/cgal/blob/v6.1.1/Circular_kernel_3/include/CGAL/Line_arc_3.h $
// $Id: include/CGAL/Line_arc_3.h 08b27d3db14 $
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
// Author(s) : Monique Teillaud, Sylvain Pion, Pedro Machado,
// Julien Hazebrouck, Damien Leroy
// Partially supported by the IST Programme of the EU as a
// STREP (FET Open) Project under Contract No IST-006413
// (ACS -- Algorithms for Complex Shapes)
#ifndef CGAL_LINE_ARC_3_H
#define CGAL_LINE_ARC_3_H
#include <CGAL/license/Circular_kernel_3.h>
#include <CGAL/Bbox_3.h>
namespace CGAL {
template <class SK>
class Line_arc_3
: public SK::Kernel_base::Line_arc_3
{
typedef typename SK::RT RT;
typedef typename SK::FT FT;
typedef typename SK::Line_3 Line_3;
typedef typename SK::Point_3 Point_3;
typedef typename SK::Plane_3 Plane_3;
typedef typename SK::Sphere_3 Sphere_3;
typedef typename SK::Segment_3 Segment_3;
typedef typename SK::Circular_arc_point_3 Circular_arc_point_3;
typedef typename SK::Kernel_base::Line_arc_3 RLine_arc_3;
public:
typedef RLine_arc_3 Rep;
typedef SK R;
const Rep& rep() const
{
return *this;
}
Rep& rep()
{
return *this;
}
Line_arc_3()
: RLine_arc_3(typename R::Construct_line_arc_3()())
{}
Line_arc_3(const Line_3& l,
const Circular_arc_point_3& s,
const Circular_arc_point_3& t)
: RLine_arc_3(typename R::Construct_line_arc_3()(l,s,t))
{}
Line_arc_3(const Point_3& s,
const Point_3& t)
: RLine_arc_3(typename R::Construct_line_arc_3()(s,t))
{}
Line_arc_3(const Segment_3 &s)
: RLine_arc_3(typename R::Construct_line_arc_3()(s))
{}
// Not Documented
Line_arc_3(const Line_3 &l,
const Sphere_3 &s,
bool less_xyz_first = true)
: RLine_arc_3(typename R::Construct_line_arc_3()(l,s,less_xyz_first))
{}
// Not Documented
Line_arc_3(const Sphere_3 &s,
const Line_3 &l,
bool less_xyz_first = true)
: RLine_arc_3(typename R::Construct_line_arc_3()(s,l,less_xyz_first))
{}
// Not Documented
Line_arc_3(const Line_3 &l,
const Sphere_3 &s1, bool less_xyz_s1,
const Sphere_3 &s2, bool less_xyz_s2)
: RLine_arc_3(typename R::Construct_line_arc_3()(l,s1,less_xyz_s1,
s2,less_xyz_s2))
{}
// Not Documented
Line_arc_3(const Sphere_3 &s1, bool less_xyz_s1,
const Sphere_3 &s2, bool less_xyz_s2,
const Line_3 &l)
: RLine_arc_3(typename R::Construct_line_arc_3()(s1,less_xyz_s1,
s2,less_xyz_s2,l))
{}
// Not Documented
Line_arc_3(const Line_3 &l,
const Plane_3 &p1,
const Plane_3 &p2)
: RLine_arc_3(typename R::Construct_line_arc_3()(l,p1,p2))
{}
// Not Documented
Line_arc_3(const Plane_3 &p1,
const Plane_3 &p2,
const Line_3 &l)
: RLine_arc_3(typename R::Construct_line_arc_3()(p1,p2,l))
{}
Line_arc_3(const RLine_arc_3 &a)
: RLine_arc_3(a)
{}
decltype(auto)
source() const
{
return typename R::Construct_circular_source_vertex_3()(*this);
}
decltype(auto)
target() const
{
return typename R::Construct_circular_target_vertex_3()(*this);
}
decltype(auto)
lower_xyz_extremity() const
{
return typename R::Construct_circular_min_vertex_3()(*this);
}
decltype(auto)
higher_xyz_extremity() const
{
return typename R::Construct_circular_max_vertex_3()(*this);
}
decltype(auto)
supporting_line() const
{
return typename R::Construct_line_3()(*this);
}
Bbox_3 bbox() const
{ return typename R::Construct_bbox_3()(*this); }
};
template < typename SK >
inline
bool
operator==(const Line_arc_3<SK> &p,
const Line_arc_3<SK> &q)
{
return SK().equal_3_object()(p, q);
}
template < typename SK >
inline
bool
operator!=(const Line_arc_3<SK> &p,
const Line_arc_3<SK> &q)
{
return ! (p == q);
}
template < typename SK >
std::ostream &
operator<<(std::ostream & os, const Line_arc_3<SK> &a)
{
return os << a.supporting_line() << " "
<< a.source() << " "
<< a.target() << " ";
}
template < typename SK >
std::istream &
operator>>(std::istream & is, Line_arc_3<SK> &a)
{
typename SK::Line_3 l;
typename SK::Circular_arc_point_3 p1;
typename SK::Circular_arc_point_3 p2;
is >> l >> p1 >> p2 ;
if (is)
a = Line_arc_3<SK>(l, p1, p2);
return is;
}
}
#endif
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