mirror of https://github.com/CGAL/cgal
84 lines
2.3 KiB
C++
84 lines
2.3 KiB
C++
// ======================================================================
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//
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// Copyright (c) 1999 The CGAL Consortium
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//
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// This software and related documentation is part of an INTERNAL release
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// of the Computational Geometry Algorithms Library (CGAL). It is not
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// intended for general use.
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//
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// ----------------------------------------------------------------------
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//
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// release :
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// release_date :
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//
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// file : Direction_3.h
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// package : _3
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// revision : $Revision$
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// revision_date : $Date$
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// author(s) : Andreas Fabri, Stefan Schirra
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//
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// coordinator : MPI, Saarbruecken
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// ======================================================================
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#ifndef CGAL_DIRECTION_3_H
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#define CGAL_DIRECTION_3_H
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CGAL_BEGIN_NAMESPACE
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template <class R_>
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class Direction_3 : public R_::Kernel_base::Direction_3
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{
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typedef typename R_::RT RT;
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typedef typename R_::Vector_3 Vector_3;
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typedef typename R_::Line_3 Line_3;
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typedef typename R_::Ray_3 Ray_3;
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typedef typename R_::Segment_3 Segment_3;
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typedef typename R_::Kernel_base::Direction_3 RDirection_3;
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public:
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typedef R_ R;
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Direction_3()
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{}
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Direction_3(const CGAL::Direction_3<R>& d)
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: RDirection_3( static_cast<const RDirection_3&>(d) ) {}
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Direction_3(const RDirection_3& d)
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: RDirection_3(d) {}
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Direction_3(const Vector_3& v)
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: RDirection_3(v) {}
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Direction_3(const Line_3& l)
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: RDirection_3(l) {}
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Direction_3(const Ray_3& r)
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: RDirection_3(r) {}
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Direction_3(const Segment_3& s)
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: RDirection_3(s) {}
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Direction_3(const RT& hx, const RT& hy, const RT& hz)
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: RDirection_3(hx, hy, hz) {}
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};
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#ifndef CGAL_NO_OSTREAM_INSERT_DIRECTION_3
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template < class R >
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std::ostream& operator<<(std::ostream& os, const Direction_3<R>& d)
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{
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typedef typename R::Kernel_base::Direction_3 RDirection_3;
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return os << static_cast<const RDirection_3&>(d); }
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#endif // CGAL_NO_OSTREAM_INSERT_DIRECTION_3
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#ifndef CGAL_NO_ISTREAM_EXTRACT_DIRECTION_3
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template < class R >
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std::istream& operator>>(std::istream& is, Direction_3<R>& p)
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{
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typedef typename R::Kernel_base::Direction_3 RDirection_3;
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return is >> static_cast<RDirection_3&>(p); }
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#endif // CGAL_NO_ISTREAM_EXTRACT_DIRECTION_3
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CGAL_END_NAMESPACE
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#endif // CGAL_DIRECTION_3_H
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