git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@36 331e1502-861f-0410-8da2-ba01fb791d7f

trunk/paradiseo-moeo/src/moeoHybridMOLS.h

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+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// moeoHybridMOLS.h
+// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2006
+/*
+    This library...
+
+    Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef MOEOHYBRIDMOLS_H_
+#define MOEOHYBRIDMOLS_H_
+
+#include <eoContinue.h>
+#include <eoPop.h>
+#include <eoUpdater.h>
+#include <eoSelect.h>
+#include <moeoArchive.h>
+#include <moeoMOLS.h>
+
+/**
+ * This class allows to apply a multi-objective local search to a number of selected individuals contained in the archive  
+ * at every generation until a stopping criteria is verified.
+ */
+template < class EOT > class moeoHybridMOLS:public eoUpdater
+{
+public:
+
+	/**
+	 * Ctor
+	 * @param _term stopping criteria
+	 * @param _select selector
+	 * @param _mols a multi-objective local search
+	 * @param _arch the archive
+	 */
+eoHybridMOLS (eoContinue < EOT > &_term, eoSelect < EOT > &_select, moeoMOLS < EOT > &_mols, moeoArchive < EOT > &_arch):term (_term), select (_select), mols (_mols),
+    arch
+    (_arch)
+  {
+  }
+
+	/**
+	 * Applies the multi-objective local search to selected individuals contained in the archive if the stopping criteria is not verified 
+	 */
+  void operator  () ()
+  {
+    if (!cont (arch))
+      {
+	// selection of solutions
+	eoPop < EOT > selectedSolutions;
+	select (arch, selectedSolutions);
+	// apply the local search to every selected solution
+	for (unsigned i = 0; i < selectedSolutions.size (); i++)
+	  mols (selectedSolutions[i], arch);
+      }
+  }
+
+
+private:
+
+	/** stopping criteria*/
+  eoContinue < EOT > &term;
+	/** selector */
+  eoSelect < EOT > &select;
+	/** multi-objective local search */
+  moeoMOLS < EOT > &mols;
+	/** archive */
+  moeoArchive < EOT > &arch;
+
+};
+
+#endif /*MOEOHYBRIDMOLS_H_ */