Migration from SVN

mo/src/eval/moFullEvalByModif.h

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+/*
+  <moFullEvalByModif.h>
+  Copyright (C) DOLPHIN Project-Team, INRIA Lille - Nord Europe, 2006-2010
+
+  Sébastien Verel, Arnaud Liefooghe, Jérémie Humeau
+
+  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 moFullEvalByModif_H
+#define moFullEvalByModif_H
+
+#include <eoEvalFunc.h>
+#include <eval/moEval.h>
+
+/**
+ * Full evaluation to use with a moBackableNeighbor
+ * !!!WARNING!!! Use only when your solution is composed by a fitness Value and a "genotype"
+ *
+ */
+template<class BackableNeighbor>
+class moFullEvalByModif : public moEval<BackableNeighbor>
+{
+public:
+    typedef typename moEval<BackableNeighbor>::EOT EOT;
+    typedef typename moEval<BackableNeighbor>::Fitness Fitness;
+
+    /**
+     * Ctor
+     * @param _eval the full evaluation object
+     */
+    moFullEvalByModif(eoEvalFunc<EOT>& _eval) : eval(_eval) {}
+
+    /**
+     * Full evaluation of the neighbor by copy
+     * @param _sol current solution
+     * @param _neighbor the neighbor to be evaluated
+     */
+    void operator()(EOT & _sol, BackableNeighbor & _neighbor)
+    {
+        // tmp fitness value of the current solution
+        Fitness tmpFit;
+
+        // save current fitness value
+        tmpFit = _sol.fitness();
+
+        // move the current solution wrt _neighbor
+        _neighbor.move(_sol);
+
+        // eval the modified solution
+        _sol.invalidate();
+        eval(_sol);
+
+        // set the fitness value to the neighbor
+        _neighbor.fitness(_sol.fitness());
+
+        // move the current solution back
+        _neighbor.moveBack(_sol);
+
+        // set the fitness back
+        _sol.fitness(tmpFit);
+    }
+
+
+private:
+    /** the full evaluation object */
+    eoEvalFunc<EOT> & eval;
+
+};
+
+#endif