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# moeoFitnessThenDiversityComparator.h

    00001 // -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-
    00002
    00003 //-----------------------------------------------------------------------------
    00004 // moeoFitnessThenDiversityComparator.h
    00005 // (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007
    00006 /*
    00007     This library...
    00008
    00009     Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr
    00010  */
    00011 //-----------------------------------------------------------------------------
    00012
    00013 #ifndef MOEOFITNESSTHENDIVERSITYCOMPARATOR_H_
    00014 #define MOEOFITNESSTHENDIVERSITYCOMPARATOR_H_
    00015
    00016 #include <comparator/moeoComparator.h>
    00017
    00021 template < class MOEOT >
    00022 class moeoFitnessThenDiversityComparator : public moeoComparator < MOEOT >
    00023 {
    00024 public:
    00025
    00031     const bool operator()(const MOEOT & _moeo1, const MOEOT & _moeo2)
    00032     {
    00033         if (_moeo1.fitness() == _moeo2.fitness())
    00034         {
    00035             return _moeo1.diversity() < _moeo2.diversity();
    00036         }
    00037         else
    00038         {
    00039             return _moeo1.fitness() < _moeo2.fitness();
    00040         }
    00041     }
    00042
    00043 };
    00044
    00045 #endif /*MOEOFITNESSTHENDIVERSITYCOMPARATOR_H_*/