git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@34 331e1502-861f-0410-8da2-ba01fb791d7f

trunk/paradiseo-mo/src/moGenSolContinue.h

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+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+// "eoGenSolContinue.h"
+
+// (c) OPAC Team, LIFL, 2003-2006
+
+/* LICENCE TEXT
+   
+   Contact: paradiseo-help@lists.gforge.inria.fr
+*/
+
+#ifndef __moGenSolContinue_h
+#define __moGenSolContinue_h
+
+#include "moSolContinue.h"
+
+//! One possible stop criterion for a solution-based heuristic.
+/*!
+  The stop criterion corresponds to a maximum number of iteration.
+ */
+template < class EOT > class moGenSolContinue:public moSolContinue < EOT >
+{
+
+public:
+
+  //! Simple constructor.
+  /*!
+     \param __maxNumGen the maximum number of generation.
+   */
+  moGenSolContinue (unsigned __maxNumGen):maxNumGen (__maxNumGen), numGen (0)
+  {
+
+  }
+
+  //! Function that activates the stop criterion.
+  /*!
+     Increments the counter and returns TRUE if the
+     current number of iteration is lower than the given
+     maximum number of iterations.
+
+     \param __sol the current solution.
+     \return TRUE or FALSE according to the current generation number.
+   */
+  bool operator   () (const EOT & __sol)
+  {
+
+    return (++numGen < maxNumGen);
+  }
+
+  //! Procedure which allows to initialise the generation counter.
+  /*!
+     It can also be used to reset the iteration counter.
+   */
+  void init ()
+  {
+
+    numGen = 0;
+  }
+
+private:
+
+  //! Iteration maximum number.
+  unsigned maxNumGen;
+
+  //! Iteration current number.
+  unsigned numGen;
+};
+
+#endif