core/cost.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 1999-2013 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_cost_hh
22 #define mia_core_cost_hh
23 
24 #include <mia/core/factory.hh>
25 #include <mia/core/refholder.hh>
26 
27 
28 #ifndef EXPORT_HANDLER
29 # ifdef WIN32
30 # define EXPORT_HANDLER __declspec(dllimport)
31 # else
32 # define EXPORT_HANDLER
33 # endif
34 #endif
35 
37 
41  static const char *type_descr;
42 };
43 
44 
63 template <typename T, typename V>
65 public:
67  typedef T Data;
68 
70  typedef V Force;
71 
73  typedef TRefHolder<T> RData;
74 
76  typedef typename RData::Pointer PData;
77 
79  typedef T plugin_data;
80 
83 
85  virtual ~TCost();
86 
93  double value(const T& src) const;
94 
95 
104  double evaluate_force(const T& src, V& force) const;
105 
111  void set_reference(const T& ref);
112 private:
113  virtual double do_value(const T& a, const T& b) const = 0;
114  virtual double do_evaluate_force(const T& a, const T& b, V& force) const = 0;
115  virtual void post_set_reference(const T& ref);
116 
117  PData m_reference;
118 };
119 
120 
122 #endif