/*
* <affectation_init.cpp>
* Copyright (C) DOLPHIN Project-Team, INRIA Futurs, 2006-2008
* (C) OPAC Team, LIFL, 2002-2008
*
* Sébastien Cahon, Jean-Charles Boisson
*
* 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
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* same conditions as regards security.
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*
* ParadisEO WebSite : http://paradiseo.gforge.inria.fr
* Contact: paradiseo-help@lists.gforge.inria.fr
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*/

#include <utils/eoRNG.h>

#include "affectation_init.h"

AffectationInit::AffectationInit(double _bound): bound(_bound)
{
  if(bound < 0.0)
    {
      std::cout << "[affectation_init.cpp][AffectationInit]: bound is negative, " << bound << " is tranformed to ";
      bound = -bound;
      std::cout << bound << "." << std::endl;
    }
}

void AffectationInit::operator()(Affectation & _affectation)
{
  eoBooleanGenerator booleanGenerator;

  eoUniformGenerator<double> doubleGenerator(bound);

  //A value between 0.0 and bound.
  _affectation.first = doubleGenerator();

  //value or -value ?
  if(booleanGenerator())
    {
      _affectation.first= - _affectation.first;
    }

  //A value between 0.0 and bound.
  _affectation.second = doubleGenerator();
  
  //value or -value ?
  if(booleanGenerator())
    {
      _affectation.second= - _affectation.second;
    }
}