mirror of https://github.com/CGAL/cgal
159 lines
4.1 KiB
C++
159 lines
4.1 KiB
C++
// Copyright (c) 1999 Utrecht University (The Netherlands),
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// ETH Zurich (Switzerland), Freie Universitaet Berlin (Germany),
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// INRIA Sophia-Antipolis (France), Martin-Luther-University Halle-Wittenberg
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// (Germany), Max-Planck-Institute Saarbruecken (Germany), RISC Linz (Austria),
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// and Tel-Aviv University (Israel). All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you can redistribute it and/or
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// modify it under the terms of the GNU Lesser General Public License as
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// published by the Free Software Foundation; version 2.1 of the License.
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// See the file LICENSE.LGPL distributed with CGAL.
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//
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// Licensees holding a valid commercial license may use this file in
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// accordance with the commercial license agreement provided with the software.
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//
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// This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
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// WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
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//
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// $URL$
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// $Id$
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//
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//
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// Author(s) : Andreas Fabri, Stefan Schirra
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#ifndef CGAL_TETRAHEDRON_3_H
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#define CGAL_TETRAHEDRON_3_H
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CGAL_BEGIN_NAMESPACE
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template <class R_>
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class Tetrahedron_3 : public R_::Kernel_base::Tetrahedron_3
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{
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typedef typename R_::Point_3 Point_3;
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typedef typename R_::Aff_transformation_3 Aff_transformation_3;
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public:
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typedef typename R_::Kernel_base::Tetrahedron_3 Rep;
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const Rep& rep() const
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{
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return *this;
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}
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Rep& rep()
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{
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return *this;
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}
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typedef R_ R;
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Tetrahedron_3() {}
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Tetrahedron_3(const Rep& t)
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: Rep(t) {}
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Tetrahedron_3(const Point_3& p, const Point_3& q,
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const Point_3& r, const Point_3& s)
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: Rep(typename R::Construct_tetrahedron_3()(p, q, r, s).rep()) {}
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Tetrahedron_3 transform(const Aff_transformation_3 &t) const
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{
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return Tetrahedron_3(t.transform(this->vertex(0)),
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t.transform(this->vertex(1)),
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t.transform(this->vertex(2)),
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t.transform(this->vertex(3)));
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}
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// FIXME TODO : Why doesn't Qrt work here ???
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//typename Qualified_result_of<typename R::Construct_vertex_3, Tetrahedron_3, int>::type
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Point_3
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vertex(int i) const
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{
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return R().construct_vertex_3_object()(*this,i);
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}
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//typename Qualified_result_of<typename R::Construct_vertex_3, Tetrahedron_3, int>::type
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Point_3
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operator[](int i) const
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{
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return vertex(i);
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}
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bool
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is_degenerate() const
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{
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return R().is_degenerate_3_object()(*this);
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}
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Orientation orientation() const
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{
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return R().orientation_3_object()(*this);
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}
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Bounded_side bounded_side(const Point_3 &p) const
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{
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return R().bounded_side_3_object()(*this, p);
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}
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Oriented_side oriented_side(const Point_3 &p) const
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{
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return R().oriented_side_3_object()(*this, p);
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}
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bool has_on_positive_side(const Point_3 &p) const
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{
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return R().has_on_positive_side_3_object()(*this, p);
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}
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bool has_on_negative_side(const Point_3 &p) const
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{
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return R().has_on_negative_side_3_object()(*this, p);
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}
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bool has_on_boundary(const Point_3 &p) const
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{
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return R().has_on_boundary_3_object()(*this, p);
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}
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bool has_on_bounded_side(const Point_3 &p) const
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{
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return R().has_on_bounded_side_3_object()(*this, p);
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}
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bool has_on_unbounded_side(const Point_3 &p) const
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{
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return R().has_on_unbounded_side_3_object()(*this, p);
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}
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typename Qualified_result_of<typename R::Compute_volume_3, Tetrahedron_3>::type
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volume() const
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{
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return R().compute_volume_3_object()(*this);
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}
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};
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#ifndef CGAL_NO_OSTREAM_INSERT_TETRAHEDRON_3
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template < class R >
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std::ostream&
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operator<<(std::ostream& os, const Tetrahedron_3<R>& t)
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{
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typedef typename R::Kernel_base::Tetrahedron_3 Rep;
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return os << static_cast<const Rep&>(t);
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}
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#endif // CGAL_NO_OSTREAM_INSERT_TETRAHEDRON_3
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#ifndef CGAL_NO_ISTREAM_EXTRACT_TETRAHEDRON_3
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template < class R >
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std::istream&
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operator>>(std::istream& is, Tetrahedron_3<R>& t)
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{
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typedef typename R::Kernel_base::Tetrahedron_3 Rep;
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return is >> static_cast<Rep&>(t);
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}
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#endif // CGAL_NO_ISTREAM_EXTRACT_TETRAHEDRON_3
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CGAL_END_NAMESPACE
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#endif // CGAL_TETRAHEDRON_3_H
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