1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
|
// Copyright (c) 1997 INRIA Sophia-Antipolis (France).
// All rights reserved.
//
// This file is part of CGAL (www.cgal.org).
//
// $URL: https://github.com/CGAL/cgal/blob/v6.1.1/TDS_2/include/CGAL/Triangulation_utils_2.h $
// $Id: include/CGAL/Triangulation_utils_2.h 08b27d3db14 $
// SPDX-License-Identifier: GPL-3.0-or-later OR LicenseRef-Commercial
//
//
// Author(s) : Mariette Yvinec <Mariette.Yvinec@sophia.inria.fr>
// Sylvain Pion
// Andreas Fabri <Andreas.Fabri@geometryfactory.com>
#ifndef CGAL_TRIANGULATION_UTILS_2_H
#define CGAL_TRIANGULATION_UTILS_2_H
#include <CGAL/license/TDS_2.h>
#include <CGAL/assertions.h>
namespace CGAL {
template < class T = void >
struct Triangulation_cw_ccw_static_2 {
static const int ccw_map[3];
static const int cw_map[3];
};
template < class T >
const int Triangulation_cw_ccw_static_2<T>::ccw_map[3] = {1, 2, 0};
template < class T >
const int Triangulation_cw_ccw_static_2<T>::cw_map[3] = {2, 0, 1};
class Triangulation_cw_ccw_2
: public Triangulation_cw_ccw_static_2<>
{
public:
static int ccw(const int i)
{
CGAL_precondition( i >= 0 && i < 3);
return ccw_map[i];
}
static int cw(const int i)
{
CGAL_precondition( i >= 0 && i < 3);
return cw_map[i];
}
};
} //namespace CGAL
#endif //CGAL_TRIANGULATION_UTILS_2_H
|
