206 lines
6.0 KiB
C++
206 lines
6.0 KiB
C++
// Copyright (c) 2008 INRIA Sophia-Antipolis (France).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org).
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//
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// $URL: https://github.com/CGAL/cgal/blob/v5.1/Circular_kernel_3/include/CGAL/Circular_arc_3.h $
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// $Id: Circular_arc_3.h 0779373 2020-03-26T13:31:46+01:00 Sébastien Loriot
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// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
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//
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// Author(s) : Monique Teillaud, Sylvain Pion, Pedro Machado,
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// Sebastien Loriot, Julien Hazebrouck, Damien Leroy
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// Partially supported by the IST Programme of the EU as a
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// STREP (FET Open) Project under Contract No IST-006413
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// (ACS -- Algorithms for Complex Shapes)
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#ifndef CGAL_CIRCULAR_ARC_3_H
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#define CGAL_CIRCULAR_ARC_3_H
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#include <CGAL/license/Circular_kernel_3.h>
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#include <CGAL/result_of.h>
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#include <CGAL/Bbox_3.h>
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namespace CGAL {
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template <class SK>
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class Circular_arc_3
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: public SK::Kernel_base::Circular_arc_3
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{
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typedef typename SK::RT RT;
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typedef typename SK::FT FT;
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typedef typename SK::Line_3 Line_3;
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typedef typename SK::Point_3 Point_3;
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typedef typename SK::Plane_3 Plane_3;
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typedef typename SK::Circle_3 Circle_3;
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typedef typename SK::Sphere_3 Sphere_3;
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typedef typename SK::Segment_3 Segment_3;
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typedef typename SK::Circular_arc_point_3 Circular_arc_point_3;
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typedef typename SK::Kernel_base::Circular_arc_3 RCircular_arc_3;
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public:
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typedef RCircular_arc_3 Rep;
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typedef SK R;
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const Rep& rep() const
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{
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return *this;
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}
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Rep& rep()
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{
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return *this;
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}
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Circular_arc_3()
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{}
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Circular_arc_3(const Circle_3& c,
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const Circular_arc_point_3& s,
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const Circular_arc_point_3& t)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(c,s,t))
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{}
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explicit Circular_arc_3(const Circle_3& c)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(c))
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{}
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Circular_arc_3(const Circle_3& c,const Circular_arc_point_3& pt)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(c,pt))
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{}
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// Not Documented
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Circular_arc_3(const Circle_3 &c,
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const Sphere_3 &s1, bool less_xyz_s1,
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const Sphere_3 &s2, bool less_xyz_s2)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(c,s1,less_xyz_s1,
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s2,less_xyz_s2))
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{}
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// Not Documented
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Circular_arc_3(const Sphere_3 &s1, bool less_xyz_s1,
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const Sphere_3 &s2, bool less_xyz_s2,
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const Circle_3 &c)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(s1,less_xyz_s1,
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s2,less_xyz_s2,
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c))
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{}
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// Not Documented
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Circular_arc_3(const Circle_3 &c,
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const Plane_3 &p1, bool less_xyz_p1,
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const Plane_3 &p2, bool less_xyz_p2)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(c,p1,less_xyz_p1,
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p2,less_xyz_p2))
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{}
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// Not Documented
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Circular_arc_3(const Plane_3 &p1, bool less_xyz_p1,
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const Plane_3 &p2, bool less_xyz_p2,
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const Circle_3 &c)
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: RCircular_arc_3(typename R::Construct_circular_arc_3()(p1,less_xyz_p1,
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p2,less_xyz_p2,
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c))
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{}
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Circular_arc_3(const Point_3 &start,
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const Point_3 &middle,
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const Point_3 &end)
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: RCircular_arc_3(typename
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R::Construct_circular_arc_3()(start, middle, end))
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{}
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Circular_arc_3(const RCircular_arc_3 &a)
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: RCircular_arc_3(a)
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{}
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typename cpp11::result_of<typename R::Construct_circular_source_vertex_3(Circular_arc_3)>::type
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source() const
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{
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return typename R::Construct_circular_source_vertex_3()(*this);
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}
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typename cpp11::result_of<typename R::Construct_circular_target_vertex_3(Circular_arc_3)>::type
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target() const
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{
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return typename R::Construct_circular_target_vertex_3()(*this);
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}
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typename cpp11::result_of<typename R::Construct_circle_3(Circular_arc_3)>::type
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supporting_circle() const
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{
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return typename R::Construct_circle_3()(*this);
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}
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Sphere_3 diametral_sphere() const
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{
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return typename R::Construct_sphere_3()(*this);
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}
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Point_3 center() const
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{
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return typename R::Construct_sphere_3()(*this).center();
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}
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FT squared_radius() const
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{
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return typename R::Construct_sphere_3()(*this).squared_radius();
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}
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Plane_3 supporting_plane() const
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{
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return typename R::Construct_plane_3()(*this);
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}
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Bbox_3 bbox() const
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{ return typename R::Construct_bbox_3()(*this); }
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};
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template < typename SK >
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inline
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bool
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operator==(const Circular_arc_3<SK> &p,
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const Circular_arc_3<SK> &q)
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{
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return SK().equal_3_object()(p, q);
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}
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template < typename SK >
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inline
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bool
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operator!=(const Circular_arc_3<SK> &p,
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const Circular_arc_3<SK> &q)
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{
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return ! (p == q);
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}
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template < typename SK >
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std::ostream &
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operator<<(std::ostream & os, const Circular_arc_3<SK> &a)
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{
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return os << a.supporting_circle() << " "
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<< a.source() << " "
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<< a.target() << " ";
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}
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template < typename SK >
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std::istream &
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operator>>(std::istream & is, Circular_arc_3<SK> &a)
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{
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typename SK::Circle_3 s;
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typename SK::Circular_arc_point_3 p1;
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typename SK::Circular_arc_point_3 p2;
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is >> s >> p1 >> p2 ;
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if (is)
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a = Circular_arc_3<SK>(s, p1, p2);
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return is;
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}
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}
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#endif
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