[3074] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2010 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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| 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 System;
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| 23 | using HeuristicLab.Core;
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| 24 | using HeuristicLab.Data;
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| 25 | using HeuristicLab.Operators;
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| 26 | using HeuristicLab.Optimization;
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| 27 | using HeuristicLab.Parameters;
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| 28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 29 |
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| 30 | namespace HeuristicLab.Encodings.PermutationEncoding {
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| 31 | [Item("TwoOptTabuMoveMaker", "Declares a given 2-opt move as tabu, by adding its attributes to the tabu list. It also removes the oldest entry in the tabu list when its size is greater than tenure.")]
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| 32 | [StorableClass]
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[3104] | 33 | public class TwoOptTabuMoveMaker : TabuMoveMaker, ITwoOptPermutationMoveOperator {
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[3221] | 34 | public override bool CanChangeName {
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| 35 | get { return false; }
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| 36 | }
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[3074] | 37 | public ILookupParameter<Permutation> PermutationParameter {
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| 38 | get { return (ILookupParameter<Permutation>)Parameters["Permutation"]; }
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| 39 | }
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| 40 | public ILookupParameter<TwoOptMove> TwoOptMoveParameter {
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| 41 | get { return (LookupParameter<TwoOptMove>)Parameters["TwoOptMove"]; }
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| 42 | }
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| 43 |
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| 44 | public TwoOptTabuMoveMaker()
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| 45 | : base() {
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| 46 | Parameters.Add(new LookupParameter<TwoOptMove>("TwoOptMove", "The move that was made."));
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| 47 | Parameters.Add(new LookupParameter<Permutation>("Permutation", "The solution as permutation."));
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| 48 | }
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| 49 |
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[3104] | 50 | protected override IItem GetTabuAttribute() {
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[3074] | 51 | TwoOptMove move = TwoOptMoveParameter.ActualValue;
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| 52 | Permutation permutation = PermutationParameter.ActualValue;
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[3104] | 53 | return new TwoOptTabuMoveAttribute( permutation.GetCircular(move.Index1 - 1),
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| 54 | permutation[move.Index1],
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| 55 | permutation[move.Index2],
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| 56 | permutation.GetCircular(move.Index2 + 1));
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[3074] | 57 | }
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| 58 | }
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| 59 | }
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