Migration from SVN

eo/src/eoFitContinue.h

@@ -0,0 +1,69 @@
+// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
+
+//-----------------------------------------------------------------------------
+// eoFitContinue.h
+// (c) Maarten Keijzer, GeNeura Team, 1999, 2000
+/*
+    This library is free software; you can redistribute it and/or
+    modify it under the terms of the GNU Lesser General Public
+    License as published by the Free Software Foundation; either
+    version 2 of the License, or (at your option) any later version.
+
+    This library is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+    Lesser General Public License for more details.
+
+    You should have received a copy of the GNU Lesser General Public
+    License along with this library; if not, write to the Free Software
+    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+
+    Contact: todos@geneura.ugr.es, http://geneura.ugr.es
+ */
+//-----------------------------------------------------------------------------
+
+#ifndef _eoFitContinue_h
+#define _eoFitContinue_h
+
+#include <eoContinue.h>
+#include <utils/eoLogger.h>
+
+/**
+Continues until the optimum fitness level is reached.
+
+All types which derive from eoScalarFitness is able to compare well via the operator override ( <, >, <=, ...)
+
+ @ingroup Continuators
+*/
+template< class EOT>
+class eoFitContinue: public eoContinue<EOT> {
+public:
+
+    /// Define Fitness
+    typedef typename EOT::Fitness FitnessType;
+
+    /// Ctor
+    eoFitContinue( const FitnessType _optimum)
+        : eoContinue<EOT> (), optimum( _optimum ) {};
+
+    /** Returns false when a fitness criterium is reached. Assumes pop is not sorted! */
+    virtual bool operator() ( const eoPop<EOT>& _pop )
+    {
+        //FitnessType bestCurrentFitness = _pop.nth_element_fitness(0);
+        FitnessType bestCurrentFitness = _pop.best_element().fitness();
+        if (bestCurrentFitness >= optimum)
+            {
+                eo::log << eo::logging << "STOP in eoFitContinue: Best fitness has reached " <<
+                    bestCurrentFitness << "\n";
+                return false;
+            }
+        return true;
+    }
+
+    virtual std::string className(void) const { return "eoFitContinue"; }
+
+private:
+    FitnessType optimum;
+};
+
+#endif