HeuristicLab.Optimization.Operators/3.3/NoSimilarityCalculator.cs

   1 #region License Information
   2 /* HeuristicLab
   3  * Copyright (C) Heuristic and Evolutionary Algorithms Laboratory (HEAL)
   4  *
   5  * This file is part of HeuristicLab.
   6  *
   7  * HeuristicLab is free software: you can redistribute it and/or modify
   8  * it under the terms of the GNU General Public License as published by
   9  * the Free Software Foundation, either version 3 of the License, or
  10  * (at your option) any later version.
  11  *
  12  * HeuristicLab is distributed in the hope that it will be useful,
  13  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  14  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15  * GNU General Public License for more details.
  16  *
  17  * You should have received a copy of the GNU General Public License
  18  * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
  19  */
  20 #endregion
  21
  22 using HEAL.Attic;
  23 using HeuristicLab.Common;
  24 using HeuristicLab.Core;
  25
  26 namespace HeuristicLab.Optimization.Operators {
  27   /// <summary>
  28   /// An item that performs similarity calculation between two solutions.
  29   /// </summary>
  30   /// <remarks>
  31   /// The item always considers two solutions to be distinct.
  32   /// </remarks>
  33   [Item("NoSimilarityCalculator", "An item that performs similarity calculation between two solutions. The item always considers two solutions to be distinct.")]
  34   [StorableType("dd0dc63b-f691-4132-963e-eab3e1bc366a")]
  35   public sealed class NoSimilarityCalculator : SingleObjectiveSolutionSimilarityCalculator {
  36     protected override bool IsCommutative { get { return true; } }
  37
  38     [StorableConstructor]
  39     private NoSimilarityCalculator(StorableConstructorFlag _) : base(_) { }
  40     private NoSimilarityCalculator(NoSimilarityCalculator original, Cloner cloner) : base(original, cloner) { }
  41     public NoSimilarityCalculator() : base() { }
  42
  43     public override IDeepCloneable Clone(Cloner cloner) {
  44       return new NoSimilarityCalculator(this, cloner);
  45     }
  46
  47     public static double CalculateSimilarity(IScope left, IScope right) {
  48       return 0.0;
  49     }
  50
  51     public override double CalculateSolutionSimilarity(IScope leftSolution, IScope rightSolution) {
  52       return CalculateSimilarity(leftSolution, rightSolution);
  53     }
  54   }
  55 }