cgal/Packages/Kernel_23/include/CGAL/Direction_3.h

94 lines
2.4 KiB
C++

// ======================================================================
//
// 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 : Direction_3.h
// package : _3
// revision : $Revision$
// revision_date : $Date$
// author(s) : Andreas Fabri
// Stefan Schirra
//
// coordinator : MPI, Saarbruecken (<Stefan.Schirra@mpi-sb.mpg.de>)
// ======================================================================
#ifndef CGAL_DIRECTION_3_H
#define CGAL_DIRECTION_3_H
#include <CGAL/Vector_3.h>
#include <CGAL/Line_3.h>
#include <CGAL/Ray_3.h>
#include <CGAL/Segment_3.h>
CGAL_BEGIN_NAMESPACE
template <class R_>
class Direction_3 : public R_::Direction_3_base
{
public:
typedef R_ R;
typedef typename R::RT RT;
typedef typename R::FT FT;
typedef typename R::Direction_3_base RDirection_3;
typedef typename R::Vector_3_base RVector_3;
typedef typename R::Line_3_base RLine_3;
typedef typename R::Ray_3_base RRay_3;
typedef typename R::Segment_3_base RSegment_3;
Direction_3()
{}
Direction_3(const CGAL::Direction_3<R>& d)
: RDirection_3( static_cast<const RDirection_3&>(d) )
{}
Direction_3(const RDirection_3& d)
: RDirection_3(d)
{}
Direction_3(const RVector_3& v)
: RDirection_3(v)
{}
Direction_3(const RLine_3& l)
: RDirection_3(l)
{}
Direction_3(const RRay_3& r)
: RDirection_3(r)
{}
Direction_3(const RSegment_3& s)
: RDirection_3(s)
{}
Direction_3(const RT& hx, const RT& hy, const RT& hz)
: RDirection_3(hx, hy, hz)
{}
CGAL::Vector_3<R> vector() const
{ return static_cast<CGAL::Vector_3<R> >(RDirection_3::to_vector()); }
CGAL::Vector_3<R> to_vector() const
{ return static_cast<CGAL::Vector_3<R> >(RDirection_3::to_vector()); }
CGAL::Direction_3<R> transform(const CGAL::Aff_transformation_3<R> & t) const
{ return RDirection_3::transform(t); }
CGAL::Direction_3<R> operator-() const
{ return RDirection_3::operator-(); }
};
CGAL_END_NAMESPACE
#endif // CGAL_DIRECTION_3_H