FitnessExtractor.h
Go to the documentation of this file.
1 /*!
2  *
3  *
4  * \brief Explicit traits for extracting fitness values from arbitrary types
5  *
6  *
7  *
8  * \author T.Voss, O.Krause
9  * \date 2010-2014
10  *
11  *
12  * \par Copyright 1995-2015 Shark Development Team
13  *
14  * <BR><HR>
15  * This file is part of Shark.
16  * <http://image.diku.dk/shark/>
17  *
18  * Shark is free software: you can redistribute it and/or modify
19  * it under the terms of the GNU Lesser General Public License as published
20  * by the Free Software Foundation, either version 3 of the License, or
21  * (at your option) any later version.
22  *
23  * Shark is distributed in the hope that it will be useful,
24  * but WITHOUT ANY WARRANTY; without even the implied warranty of
25  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
26  * GNU Lesser General Public License for more details.
27  *
28  * You should have received a copy of the GNU Lesser General Public License
29  * along with Shark. If not, see <http://www.gnu.org/licenses/>.
30  *
31  */
32 #ifndef SHARK_ALGORITHMS_DIRECT_SEARCH_FITNESS_EXTRACTOR_H
33 #define SHARK_ALGORITHMS_DIRECT_SEARCH_FITNESS_EXTRACTOR_H
34 
35 #include <shark/LinAlg/Base.h>
36 
37 namespace shark {
38 
39 /**
40 * \brief Functor that returns its argument without conversion
41 */
43  template<typename Member>
44  const Member & operator()( const Member & member ) const {
45  return member;
46  }
47 
48 };
49 
51  template<typename Individual>
52  typename Individual::FitnessType const& operator()( Individual const& individual ) const {
53  return individual.penalizedFitness();
54  }
55 };
56 }
57 
58 #endif