[8319] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16057] | 3 | * Copyright (C) 2002-2018 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[8319] | 4 | *
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| 5 | * This file is part of HeuristicLab.
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| 6 | *
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| 7 | * HeuristicLab is free software: you can redistribute it and/or modify
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| 8 | * it under the terms of the GNU General Public License as published by
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| 9 | * the Free Software Foundation, either version 3 of the License, or
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| 10 | * (at your option) any later version.
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| 11 | *
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| 12 | * HeuristicLab is distributed in the hope that it will be useful,
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| 13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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| 14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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| 15 | * GNU General Public License for more details.
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| 16 | *
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| 17 | * You should have received a copy of the GNU General Public License
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| 18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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| 19 | */
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| 20 | #endregion
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| 21 |
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| 22 | using HeuristicLab.Common;
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| 23 | using HeuristicLab.Core;
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| 24 | using HeuristicLab.Data;
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| 25 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 26 |
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| 27 | namespace HeuristicLab.Optimization.Operators {
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| 28 | /// <summary>
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| 29 | /// A base class for items that perform similarity calculation between two single objective solutions.
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| 30 | /// </summary>
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| 31 | [Item("SimilarityCalculator", "A base class for items that perform similarity calculation between two solutions.")]
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| 32 | [StorableClass]
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[12106] | 33 | #pragma warning disable 0618
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[8319] | 34 | public abstract class SingleObjectiveSolutionSimilarityCalculator : SolutionSimilarityCalculator, ISingleObjectiveSolutionSimilarityCalculator {
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[12106] | 35 | #pragma warning restore 0618
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[8319] | 36 | [StorableConstructor]
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| 37 | protected SingleObjectiveSolutionSimilarityCalculator(bool deserializing) : base(deserializing) { }
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| 38 | protected SingleObjectiveSolutionSimilarityCalculator(SingleObjectiveSolutionSimilarityCalculator original, Cloner cloner)
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| 39 | : base(original, cloner) {
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[12085] | 40 |
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[8319] | 41 | }
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| 42 | protected SingleObjectiveSolutionSimilarityCalculator() : base() { }
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| 43 |
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[8988] | 44 | public override bool Equals(IScope x, IScope y) {
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| 45 | if (object.ReferenceEquals(x, y)) return true;
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| 46 | if (x == null || y == null) return false;
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| 47 | double q1 = ((DoubleValue)x.Variables[QualityVariableName].Value).Value;
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| 48 | double q2 = ((DoubleValue)y.Variables[QualityVariableName].Value).Value;
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[9031] | 49 | return q1.IsAlmost(q2) && CalculateSolutionSimilarity(x, y).IsAlmost(1.0);
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[8988] | 50 | }
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| 51 |
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[8319] | 52 | public override int GetHashCode(IScope scope) {
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[8322] | 53 | return ((DoubleValue)scope.Variables[QualityVariableName].Value).Value.GetHashCode();
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[8319] | 54 | }
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| 55 | }
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| 56 | }
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