traits.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_traits__hh
22 #define mia_core_traits__hh
23 
24 #include <mia/core/defines.hh>
25 
27 
35 template <typename T>
36 struct dim_traits {
38  typedef typename T::dimsize_type dimsize_type;
39 };
40 
46 
48  vector_dimsize():m_n(0) {
49  }
50 
52  vector_dimsize(size_t n):m_n(n) {
53  }
54 
56  size_t size() {
57  return 1;
58  }
59 
61  size_t& operator [] (int /*i*/)
62  {
63  return m_n;
64  }
65 
67  const size_t& operator [] (int /*i*/) const
68  {
69  return m_n;
70  }
71 private:
72  size_t m_n;
73 };
74 
75 
83 template <typename T>
84 struct dim_traits<std::vector<T> > {
86 };
87 
95 template <typename T>
96 struct __cache_policy {
97  static bool apply() {
98  return false;
99  }
100 };
102 
103 
104 
105 
107 
108 #endif
vector_dimsize(size_t n)
contruct the dimsize object
Definition: traits.hh:52
Structure to enable the use of the dim_traits class for std::vector.
Definition: traits.hh:45
T::dimsize_type dimsize_type
the trait
Definition: traits.hh:38
#define NS_MIA_BEGIN
conveniance define to start the mia namespace
Definition: defines.hh:33
vector_dimsize()
contruct the dimsize object
Definition: traits.hh:48
A trait to obtaine information about of dimensions of a class.
Definition: traits.hh:36
size_t size()
Definition: traits.hh:56
#define NS_MIA_END
conveniance define to end the mia namespace
Definition: defines.hh:36