source: branches/2457_ExpertSystem/HeuristicLab.Algorithms.MemPR/3.3/Util/FitnessComparer.cs @ 16124

#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

namespace HeuristicLab.Algorithms.MemPR.Util {
  public static class FitnessComparer {
    public static bool IsBetter(bool maximization, double a, double b) {
      return double.IsNaN(b) && !double.IsNaN(a)
        || maximization && a > b
        || !maximization && a < b;
    }
  }
}