mirror of https://github.com/CGAL/cgal
46 lines
1.2 KiB
C++
46 lines
1.2 KiB
C++
// ============================================================================
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//
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// Copyright (c) 1997 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 : include/CGAL/Triangulation_utils_2.h
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// revision : $Revision$
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// author(s) : Mariette Yvinec <Mariette.Yvinec@sophia.inria.fr>
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// Sylvain Pion <Sylvain.Pion@sophia.inria.fr>
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//
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// coordinator : Mariette Yvinec <Mariette.Yvinec@sophia.inria.fr>
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//
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// ============================================================================
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#ifndef CGAL_TRIANGULATION_UTILS_2_H
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#define CGAL_TRIANGULATION_UTILS_2_H
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CGAL_BEGIN_NAMESPACE
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class Triangulation_cw_ccw_2
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{
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public:
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static int ccw(const int i)
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{
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CGAL_triangulation_precondition( i >= 0 && i < 3);
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return (i==2) ? 0 : i+1;
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}
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static int cw(const int i)
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{
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CGAL_triangulation_precondition( i >= 0 && i < 3);
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return (i==0) ? 2 : i-1;
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}
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};
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CGAL_END_NAMESPACE
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#endif //CGAL_TRIANGULATION_UTILS_2_H
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