81 lines
2.6 KiB
C
81 lines
2.6 KiB
C
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// Copyright (c) 1997-2000 ETH Zurich (Switzerland).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org).
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// You can redistribute it and/or modify it under the terms of the GNU
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// General Public License as published by the Free Software Foundation,
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// either version 3 of the License, or (at your option) any later version.
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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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// SPDX-License-Identifier: GPL-3.0+
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//
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//
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// Author(s) : Thomas Herrmann, Lutz Kettner
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#ifndef CGAL_WIDTH_DEFAULT_TRAITS_3_H
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#define CGAL_WIDTH_DEFAULT_TRAITS_3_H
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#include <CGAL/license/Polytope_distance_d.h>
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#include <CGAL/Convex_hull_traits_3.h>
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namespace CGAL {
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template <class Kernel_>
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class Width_default_traits_3 {
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public:
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typedef Kernel_ Kernel;
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typedef typename Kernel::RT RT;
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typedef typename Kernel::Point_3 Point_3;
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typedef typename Kernel::Plane_3 Plane_3;
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typedef typename Kernel::Vector_3 Vector_3;
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typedef Convex_hull_traits_3<Kernel> ChullTraits;
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RT get_hx( const Point_3& p) const { return p.hx(); }
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RT get_hy( const Point_3& p) const { return p.hy(); }
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RT get_hz( const Point_3& p) const { return p.hz(); }
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RT get_hw( const Point_3& p) const { return p.hw(); }
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void get_point_coordinates( const Point_3& p,
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RT& px, RT& py, RT& pz, RT& ph) const {
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px = get_hx(p);
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py = get_hy(p);
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pz = get_hz(p);
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ph = get_hw(p);
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}
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RT get_a( const Plane_3& f) const { return f.a(); }
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RT get_b( const Plane_3& f) const { return f.b(); }
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RT get_c( const Plane_3& f) const { return f.c(); }
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RT get_d( const Plane_3& f) const { return f.d(); }
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void get_plane_coefficients( const Plane_3& f,
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RT& a, RT& b, RT& c, RT& d) const {
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a = get_a(f);
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b = get_b(f);
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c = get_c(f);
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d = get_d(f);
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}
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Point_3 make_point( const RT& hx, const RT& hy,
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const RT& hz, const RT& hw) const {
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return Point_3(hx,hy,hz,hw);
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}
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Plane_3 make_plane( const RT& a, const RT& b,
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const RT& c, const RT& d) const {
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return Plane_3(a,b,c,d);
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}
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Vector_3 make_vector( const RT& a, const RT& b, const RT& c) const {
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return Vector_3(a,b,c);
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}
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};
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} //namespace CGAL
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#endif //CGAL_WIDTH_DEFAULT_TRAITS_3_H
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