cgal/NewKernel_d/include/CGAL/NewKernel_d/Kernel_3_interface.h

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4.5 KiB
C++

// Copyright (c) 2014
// INRIA Saclay-Ile de France (France)
//
// This file is part of CGAL (www.cgal.org)
//
// $URL$
// $Id$
// SPDX-License-Identifier: LGPL-3.0-or-later OR LicenseRef-Commercial
//
// Author(s) : Marc Glisse
#ifndef CGAL_KD_KERNEL_3_INTERFACE_H
#define CGAL_KD_KERNEL_3_INTERFACE_H
#include <CGAL/NewKernel_d/functor_tags.h>
#include <CGAL/transforming_iterator.h>
#include <CGAL/NewKernel_d/utils.h>
#include <CGAL/tuple.h>
namespace CGAL {
template <class Base_> struct Kernel_3_interface : public Base_ {
typedef Base_ Base;
typedef Kernel_3_interface<Base> Kernel;
typedef typename Get_type<Base, RT_tag>::type RT;
typedef typename Get_type<Base, FT_tag>::type FT;
typedef typename Get_type<Base, Bool_tag>::type Boolean;
typedef typename Get_type<Base, Sign_tag>::type Sign;
typedef typename Get_type<Base, Comparison_result_tag>::type Comparison_result;
typedef typename Get_type<Base, Orientation_tag>::type Orientation;
typedef typename Get_type<Base, Oriented_side_tag>::type Oriented_side;
typedef typename Get_type<Base, Bounded_side_tag>::type Bounded_side;
typedef typename Get_type<Base, Angle_tag>::type Angle;
typedef typename Get_type<Base, Point_tag>::type Point_3;
typedef typename Get_type<Base, Vector_tag>::type Vector_3;
typedef typename Get_type<Base, Segment_tag>::type Segment_3;
typedef std::tuple<Point_3,Point_3,Point_3> Triangle_3; // placeholder
typedef std::tuple<Point_3,Point_3,Point_3,Point_3> Tetrahedron_3; // placeholder
struct Compare_xyz_3 {
typedef typename Get_functor<Base, Compare_lexicographically_tag>::type CL;
typedef typename CL::result_type result_type;
CL cl;
Compare_xyz_3(Kernel const&k):cl(k){}
result_type operator()(Point_3 const&a, Point_3 const&b) {
return cl(a,b);
}
};
struct Compare_distance_3 {
typedef typename Get_functor<Base, Compare_distance_tag>::type CD;
typedef typename CD::result_type result_type;
CD cd;
Compare_distance_3(Kernel const&k):cd(k){}
result_type operator()(Point_3 const&a, Point_3 const&b, Point_3 const&c) {
return cd(a,b,c);
}
result_type operator()(Point_3 const&a, Point_3 const&b, Point_3 const&c, Point_3 const&d) {
return cd(a,b,c,d);
}
};
struct Orientation_3 {
typedef typename Get_functor<Base, Orientation_of_points_tag>::type O;
typedef typename O::result_type result_type;
O o;
Orientation_3(Kernel const&k):o(k){}
result_type operator()(Point_3 const&a, Point_3 const&b, Point_3 const&c, Point_3 const&d) {
//return o(a,b,c,d);
Point_3 const* t[4]={&a,&b,&c,&d};
return o(make_transforming_iterator<Dereference_functor>(t+0),make_transforming_iterator<Dereference_functor>(t+4));
}
};
struct Side_of_oriented_sphere_3 {
typedef typename Get_functor<Base, Side_of_oriented_sphere_tag>::type SOS;
typedef typename SOS::result_type result_type;
SOS sos;
Side_of_oriented_sphere_3(Kernel const&k):sos(k){}
result_type operator()(Point_3 const&a, Point_3 const&b, Point_3 const&c, Point_3 const&d, Point_3 const&e) {
//return sos(a,b,c,d);
Point_3 const* t[5]={&a,&b,&c,&d};
return sos(make_transforming_iterator<Dereference_functor>(t+0),make_transforming_iterator<Dereference_functor>(t+4),e);
}
};
typedef typename Get_functor<Base, Construct_ttag<Point_tag> >::type Construct_point_3;
// I don't have the Coplanar predicates (yet)
Compare_xyz_3 compare_xyz_3_object()const{ return Compare_xyz_3(*this); }
Compare_distance_3 compare_distance_3_object()const{ return Compare_distance_3(*this); }
Orientation_3 orientation_3_object()const{ return Orientation_3(*this); }
Side_of_oriented_sphere_3 side_of_oriented_sphere_3_object()const{ return Side_of_oriented_sphere_3(*this); }
Construct_point_3 construct_point_3_object()const{ return Construct_point_3(*this); }
};
}
#endif