git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@2036 331e1502-861f-0410-8da2-ba01fb791d7f

ParadisEO-GPU/src/problems/eval/QAPEval.h

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+/*
+ <QAPEval.h>
+ Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+ Boufaras Karima, Thé Van Luong
+
+ This software is governed by the CeCILL license under French law and
+ abiding by the rules of distribution of free software.  You can  use,
+ modify and/ or redistribute the software under the terms of the CeCILL
+ license as circulated by CEA, CNRS and INRIA at the following URL
+ "http://www.cecill.info".
+
+ As a counterpart to the access to the source code and  rights to copy,
+ modify and redistribute granted by the license, users are provided only
+ with a limited warranty  and the software's author,  the holder of the
+ economic rights,  and the successive licensors  have only  limited liability.
+
+ In this respect, the user's attention is drawn to the risks associated
+ with loading,  using,  modifying and/or developing or reproducing the
+ software by the user in light of its specific status of free software,
+ that may mean  that it is complicated to manipulate,  and  that  also
+ therefore means  that it is reserved for developers  and  experienced
+ professionals having in-depth computer knowledge. Users are therefore
+ encouraged to load and test the software's suitability as regards their
+ requirements in conditions enabling the security of their systems and/or
+ data to be ensured and,  more generally, to use and operate it in the
+ same conditions as regards security.
+ The fact that you are presently reading this means that you have had
+ knowledge of the CeCILL license and that you accept its terms.
+
+ ParadisEO WebSite : http://paradiseo.gforge.inria.fr
+ Contact: paradiseo-help@lists.gforge.inria.fr
+ */
+
+#ifndef __QAPEval
+#define __QAPEval
+
+#include <problems/data/QAPData.h>
+
+template<class EOT, class ElemType = typename EOT::ElemType>
+class QAPEval: public eoEvalFunc<EOT> {
+
+public:
+
+	/**
+	 * Constructor
+	 * @param _qapData the specific data problem useful to evalute solution(flow & distance matrices of QAP problem)
+	 */
+
+	QAPEval(QAPData<ElemType> & _qapData) {
+		qapData = _qapData;
+	}
+
+	/**
+	 * Destructor
+	 */
+
+	~QAPEval() {
+	}
+
+	/**
+	 * Full evaluation of the solution
+	 * @param _sol the solution to evaluate
+	 */
+
+	void operator()(EOT & _sol) {
+		int cost = 0;
+		unsigned int size = qapData.getSize();
+		for (unsigned int i = 0; i < size; i++)
+			for (unsigned int j = 0; j < size; j++) {
+				cost += qapData.a_h[i * size + j] * qapData.b_h[_sol[i] * size
+						+ _sol[j]];
+			}
+
+		_sol.fitness(cost);
+	}
+
+protected:
+
+	QAPData<ElemType> qapData;
+
+};
+
+#endif