cgal/Packages/Kernel_23/include/CGAL/Triangle_3.h

96 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 : Triangle_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_TRIANGLE_3_H
#define CGAL_TRIANGLE_3_H
#include <CGAL/Point_3.h>
#include <CGAL/Plane_3.h>
CGAL_BEGIN_NAMESPACE
template <class R_>
class Triangle_3 : public R_::Triangle_3_base
{
public:
typedef R_ R;
typedef typename R::RT RT;
typedef typename R::FT FT;
typedef typename R::Triangle_3_base RTriangle_3;
Triangle_3() : RTriangle_3()
{}
Triangle_3(const CGAL::Triangle_3<R>& t) : RTriangle_3(t)
{}
Triangle_3(const RTriangle_3& t) : RTriangle_3(t)
{}
Triangle_3(const CGAL::Point_3<R>& p,
const CGAL::Point_3<R>& q,
const CGAL::Point_3<R>& r)
: RTriangle_3(p,q,r)
{}
CGAL::Plane_3<R> supporting_plane() const
{
return CGAL::Plane_3<R>(RTriangle_3::supporting_plane());
}
CGAL::Triangle_3<R> transform(const CGAL::Aff_transformation_3<R>& t) const
{
return CGAL::Triangle_3<R>(RTriangle_3::transform( t ));
}
CGAL::Point_3<R> vertex(int i) const
{ return RTriangle_3::vertex(i); }
CGAL::Point_3<R> operator[](int i) const
{ return vertex(i); }
};
#ifndef CGAL_NO_OSTREAM_INSERT_TRIANGLE_3
template < class R >
std::ostream&
operator<<(std::ostream& os, const Triangle_3<R>& t)
{
typedef typename R::Triangle_3_base RTriangle_3;
return os << static_cast<const RTriangle_3&>(t);
}
#endif // CGAL_NO_OSTREAM_INSERT_TRIANGLE_3
#ifndef CGAL_NO_ISTREAM_EXTRACT_TRIANGLE_3
template < class R >
std::istream&
operator>>(std::istream& is, Triangle_3<R>& t)
{
typedef typename R::Triangle_3_base RTriangle_3;
return is >> static_cast<RTriangle_3&>(t);
}
#endif // CGAL_NO_ISTREAM_EXTRACT_TRIANGLE_3
CGAL_END_NAMESPACE
#endif // CGAL_TRIANGLE_3_H