mirror of https://github.com/CGAL/cgal
72 lines
1.6 KiB
C++
72 lines
1.6 KiB
C++
// Copyright (c) 2000 Max-Planck-Institute Saarbruecken (Germany).
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// All rights reserved.
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//
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// This file is part of CGAL (www.cgal.org); you may redistribute it under
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// the terms of the Q Public License version 1.0.
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// See the file LICENSE.QPL 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) : Susan Hert <hert@mpi-sb.mpg.de>
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#ifndef CGAL_POLYGON_FUNCTION_OBJECTS_H
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#define CGAL_POLYGON_FUNCTION_OBJECTS_H
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#include <CGAL/is_y_monotone_2.h>
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namespace CGAL {
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template <class Traits>
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class Is_vacuously_valid
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{
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public:
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Is_vacuously_valid(Traits ) {}
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template <class ForwardIterator>
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bool operator()(ForwardIterator, ForwardIterator)
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{ return true; }
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};
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template <class Traits>
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class Is_convex_2
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{
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public:
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Is_convex_2(Traits t): traits(t) {}
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template <class ForwardIterator>
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bool operator()(ForwardIterator first, ForwardIterator last)
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{ return is_convex_2(first, last, traits); }
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private:
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Traits traits;
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};
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template <class Traits>
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class Is_y_monotone_2
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{
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public:
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Is_y_monotone_2(Traits t): traits(t) {}
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template <class ForwardIterator>
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bool operator()(ForwardIterator first, ForwardIterator last)
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{ return is_y_monotone_2(first, last, traits); }
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private:
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Traits traits;
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};
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}
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#endif // CGAL_POLYGON_FUNCTION_OBJECTS_H
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