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cgal/Packages/H2/include/CGAL/homogeneous_rep.h

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// ======================================================================
//
// Copyright (c) 1999 The CGAL Consortium
//
// This software and related documentation is part of an INTERNAL release
// of the Computational Geometry Algorithms Library (CGAL). It is not
// intended for general use.
//
// ----------------------------------------------------------------------
// release :
// release_date :
//
// file : include/CGAL/homogeneous_rep.h
// package : Kernel_basic
// revision : $Revision$
// revision_date : $Date$
// author(s) : Stefan Schirra
//
// coordinator : MPI, Saarbruecken
// ======================================================================
#ifndef CGAL_HOMOGENEOUS_REP_H
#define CGAL_HOMOGENEOUS_REP_H
#include <CGAL/Handle_for.h>
#include <CGAL/Handle.h>
#include <CGAL/Twotuple.h>
#include <CGAL/Threetuple.h>
#include <CGAL/Fourtuple.h>
#include <CGAL/RepH3.h>
#include <CGAL/Quotient.h>
#include <CGAL/homogeneous_classes.h>
#include <CGAL/representation_tags.h>
#include <CGAL/predicate_objects_on_points_2.h>
#include <CGAL/Kernel/function_objects.h>
CGAL_BEGIN_NAMESPACE
template <class R_, class RT_, class FT_>
class Homogeneous_base
{
public:
typedef RT_ RT;
typedef FT_ FT;
typedef CGAL::Object Object_2;
// we have: template <class R> CGAL::Point_2 : public R::Point_2_base
typedef CGAL::Point_2< R_ > Point_2;
typedef CGAL::Vector_2< R_ > Vector_2;
typedef CGAL::Direction_2< R_ > Direction_2;
typedef CGAL::Segment_2< R_ > Segment_2;
typedef CGAL::Line_2< R_ > Line_2;
typedef CGAL::Ray_2< R_ > Ray_2;
typedef CGAL::Circle_2< R_ > Circle_2;
typedef CGAL::Triangle_2< R_ > Triangle_2;
typedef CGAL::Iso_rectangle_2< R_ > Iso_rectangle_2;
typedef CGAL::Aff_transformation_2< R_ > Aff_transformation_2;
typedef CGAL::Object Object_3;
typedef CGAL::Point_3< R_ > Point_3;
typedef CGAL::Vector_3< R_ > Vector_3;
typedef CGAL::Direction_3< R_ > Direction_3;
typedef CGAL::Segment_3< R_ > Segment_3;
typedef CGAL::Plane_3< R_ > Plane_3;
typedef CGAL::Line_3< R_ > Line_3;
typedef CGAL::Ray_3< R_ > Ray_3;
typedef CGAL::Triangle_3< R_ > Triangle_3;
typedef CGAL::Tetrahedron_3< R_ > Tetrahedron_3;
typedef CGAL::Iso_cuboid_3< R_ > Iso_cuboid_3;
typedef CGAL::Sphere_3< R_ > Sphere_3;
typedef CGAL::Aff_transformation_3< R_ > Aff_transformation_3;
// we have: template <class R> CGAL::Point_d : public R::Point_d_base
typedef CGAL::Point_d< R_ > Point_d;
typedef CGAL::Handle_for< Threetuple<RT> > Point_handle_2;
typedef CGAL::Handle_for< Threetuple<RT> > Vector_handle_2;
typedef CGAL::Handle_for< Threetuple<RT> > Direction_handle_2;
typedef CGAL::Handle_for< Ray_repH2<R_> > Ray_handle_2;
typedef CGAL::Handle_for< Triangle_repH2< R_> > Triangle_handle_2;
typedef CGAL::Handle_for< Circle_repH2<R_> > Circle_handle_2;
typedef CGAL::Handle_for< Twotuple<PointH2<R_> > > Iso_rectangle_handle_2;
typedef CGAL::Handle_for< Threetuple<RT> > Line_handle_2;
typedef CGAL::Handle_for< Segment_repH2<R_> > Segment_handle_2;
typedef CGAL::Handle_for< Aff_transformation_rep_baseH2<R_>,
No_op_allocator< Aff_transformation_rep_baseH2<R_> > >
Aff_transformation_handle_2;
typedef CGAL::Handle_for< RepH3<RT> > Point_handle_3;
typedef CGAL::Handle_for< RepH3<RT> > Vector_handle_3;
typedef CGAL::Handle_for< RepH3<RT> > Direction_handle_3;
typedef CGAL::Handle_for< Fourtuple<RT> > Plane_handle_3;
typedef CGAL::Handle_for< Ray_repH3<R_> > Ray_handle_3;
typedef CGAL::Handle_for< Line_repH3<R_> > Line_handle_3;
typedef CGAL::Handle_for< Sphere_repH3<R_> > Sphere_handle_3;
typedef CGAL::Handle_for< Tetrahedron_repH3<R_> > Tetrahedron_handle_3;
typedef CGAL::Handle_for< Segment_repH3<R_> > Segment_handle_3;
typedef CGAL::Handle_for< Threetuple< PointH3<R_> > > Triangle_handle_3;
typedef CGAL::Handle_for< Twotuple<PointH3<R_> > > Iso_cuboid_handle_3;
typedef CGAL::Handle Aff_transformation_handle_3;
};
template <class RT_, class FT_ = Quotient<RT_> >
class Homogeneous : public Homogeneous_base< Homogeneous<RT_,FT_>, RT_, FT_ >
{
public:
typedef Homogeneous< RT_, FT_ > R;
typedef RT_ RT;
typedef FT_ FT;
typedef Homogeneous_tag Rep_tag;
typedef PointH2< R > Point_2_base;
typedef VectorH2< R > Vector_2_base;
typedef DirectionH2< R > Direction_2_base;
typedef SegmentH2< R > Segment_2_base;
typedef LineH2< R > Line_2_base;
typedef RayH2< R > Ray_2_base;
typedef CircleH2< R > Circle_2_base;
typedef TriangleH2< R > Triangle_2_base;
typedef Iso_rectangleH2< R > Iso_rectangle_2_base;
typedef Aff_transformationH2< R > Aff_transformation_2_base;
typedef Homogeneous_base< Homogeneous<RT_,FT_>, RT_, FT_ > KernelBase;
typedef typename KernelBase::Point_2 Point_2;
typedef typename KernelBase::Vector_2 Vector_2;
typedef typename KernelBase::Direction_2 Direction_2;
typedef typename KernelBase::Line_2 Line_2;
typedef typename KernelBase::Segment_2 Segment_2;
typedef typename KernelBase::Ray_2 Ray_2;
typedef typename KernelBase::Circle_2 Circle_2;
typedef typename KernelBase::Triangle_2 Triangle_2;
typedef typename KernelBase::Iso_rectangle_2 Iso_rectangle_2;
typedef typename KernelBase::Aff_transformation_2 Aff_transformation_2;
typedef typename KernelBase::Object_2 Object_2;
typedef typename KernelBase::Object_3 Object_3;
typedef PointH3< R > Point_3_base;
typedef VectorH3< R > Vector_3_base;
typedef DirectionH3< R > Direction_3_base;
typedef SegmentH3< R > Segment_3_base;
typedef PlaneH3< R > Plane_3_base;
typedef LineH3< R > Line_3_base;
typedef RayH3< R > Ray_3_base;
typedef TriangleH3< R > Triangle_3_base;
typedef TetrahedronH3< R > Tetrahedron_3_base;
typedef Iso_cuboidH3< R > Iso_cuboid_3_base;
typedef SphereH3< R > Sphere_3_base;
typedef Aff_transformationH3< R > Aff_transformation_3_base;
typedef typename KernelBase::Point_3 Point_3;
typedef typename KernelBase::Vector_3 Vector_3;
typedef typename KernelBase::Direction_3 Direction_3;
typedef typename KernelBase::Plane_3 Plane_3;
typedef typename KernelBase::Line_3 Line_3;
typedef typename KernelBase::Segment_3 Segment_3;
typedef typename KernelBase::Ray_3 Ray_3;
typedef typename KernelBase::Sphere_3 Sphere_3;
typedef typename KernelBase::Triangle_3 Triangle_3;
typedef typename KernelBase::Tetrahedron_3 Tetrahedron_3;
typedef typename KernelBase::Iso_cuboid_3 Iso_cuboid_3;
typedef typename KernelBase::Aff_transformation_3
Aff_transformation_3;
typedef PointHd< FT, RT> Point_d_base;
typedef typename KernelBase::Point_d Point_d;
typedef Data_accessorH2<R> Data_accessor_2;
typedef ConicHPA2<Point_2,Data_accessor_2> Conic_2;
typedef typename KernelBase::Point_handle_2 Point_handle_2;
typedef typename KernelBase::Vector_handle_2 Vector_handle_2;
typedef typename KernelBase::Direction_handle_2 Direction_handle_2;
typedef typename KernelBase::Ray_handle_2 Ray_handle_2;
typedef typename KernelBase::Triangle_handle_2 Triangle_handle_2;
typedef typename KernelBase::Circle_handle_2 Circle_handle_2;
typedef typename KernelBase::Iso_rectangle_handle_2 Iso_rectangle_handle_2;
typedef typename KernelBase::Line_handle_2 Line_handle_2;
typedef typename KernelBase::Segment_handle_2 Segment_handle_2;
typedef typename KernelBase::Aff_transformation_handle_2
Aff_transformation_handle_2;
typedef typename KernelBase::Point_handle_3 Point_handle_3;
typedef typename KernelBase::Vector_handle_3 Vector_handle_3;
typedef typename KernelBase::Direction_handle_3 Direction_handle_3;
typedef typename KernelBase::Plane_handle_3 Plane_handle_3;
typedef typename KernelBase::Ray_handle_3 Ray_handle_3;
typedef typename KernelBase::Line_handle_3 Line_handle_3;
typedef typename KernelBase::Sphere_handle_3 Sphere_handle_3;
typedef typename KernelBase::Tetrahedron_handle_3 Tetrahedron_handle_3;
typedef typename KernelBase::Segment_handle_3 Segment_handle_3;
typedef typename KernelBase::Triangle_handle_3 Triangle_handle_3;
typedef typename KernelBase::Iso_cuboid_handle_3 Iso_cuboid_handle_3;
typedef typename KernelBase::Aff_transformation_handle_3
Aff_transformation_handle_3;
static
FT
make_FT(const RT & num, const RT& denom)
{ return FT(num, denom); }
static
FT
make_FT(const RT & num)
{ return FT(num); }
static
RT
FT_numerator(const FT &r)
{ return r.numerator(); }
static
RT
FT_denominator(const FT &r)
{ return r.denominator(); }
#include <CGAL/Kernel_traits_common.h>
};
CGAL_END_NAMESPACE
#endif // CGAL_HOMOGENEOUS_REP_H
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