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flags.hh
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1/* -*- mia-c++ -*-
2 *
3 * This file is part of MIA - a toolbox for medical image analysis
4 * Copyright (c) Leipzig, Madrid 1999-2017 Gert Wollny
5 *
6 * MIA is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 3 of the License, or
9 * (at your option) any later version.
10 *
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
15 *
16 * You should have received a copy of the GNU General Public License
17 * along with MIA; if not, see <http://www.gnu.org/licenses/>.
18 *
19 */
20
21#ifndef mia_core_flags_hh
22#define mia_core_flags_hh
23
24#include <mia/core/defines.hh>
25
27
28
36#define IMPLEMENT_FLAG_OPERATIONS(E) \
37 inline E operator | (E lhs, E rhs) \
38 { \
39 return static_cast<E>( static_cast<int>(lhs) | static_cast<int>(rhs)); \
40 } \
41 \
42 inline E operator & (E lhs, E rhs) \
43 { \
44 return static_cast<E>( static_cast<int>(lhs) & static_cast<int>(rhs)); \
45 } \
46 \
47 inline E operator -= (E& lhs, E rhs) \
48 { \
49 lhs = static_cast<E>( static_cast<int>(lhs) & ~static_cast<int>(rhs)); \
50 return lhs; \
51 } \
52 \
53 inline bool has_flag(E flags, E test) \
54 { \
55 return (flags & test) == test; \
56 }
57
58
60#endif
#define NS_MIA_BEGIN
conveniance define to start the mia namespace
Definition: defines.hh:33
#define NS_MIA_END
conveniance define to end the mia namespace
Definition: defines.hh:36