[11484] | 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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[11484] | 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.Common;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Data;
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| 26 | using HeuristicLab.Operators;
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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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[11949] | 30 | namespace HeuristicLab.Optimization {
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[11484] | 31 | [Item("Single-objective MoveMaker", "Applies a move.")]
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| 32 | [StorableClass]
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[11753] | 33 | public class SingleObjectiveMoveMaker : InstrumentedOperator, IMoveMaker, ISingleObjectiveMoveOperator {
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[11559] | 34 | public ILookupParameter<IEncoding> EncodingParameter {
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| 35 | get { return (ILookupParameter<IEncoding>)Parameters["Encoding"]; }
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[11484] | 36 | }
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| 37 |
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| 38 | public ILookupParameter<DoubleValue> QualityParameter {
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| 39 | get { return (ILookupParameter<DoubleValue>)Parameters["Quality"]; }
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| 40 | }
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| 41 |
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| 42 | public ILookupParameter<DoubleValue> MoveQualityParameter {
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| 43 | get { return (ILookupParameter<DoubleValue>)Parameters["MoveQuality"]; }
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| 44 | }
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| 45 |
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| 46 | [StorableConstructor]
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| 47 | protected SingleObjectiveMoveMaker(bool deserializing) : base(deserializing) { }
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| 48 | protected SingleObjectiveMoveMaker(SingleObjectiveMoveMaker original, Cloner cloner) : base(original, cloner) { }
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| 49 | public SingleObjectiveMoveMaker() {
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[11559] | 50 | Parameters.Add(new LookupParameter<IEncoding>("Encoding", "An item that holds the problem's encoding."));
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[11484] | 51 | Parameters.Add(new LookupParameter<DoubleValue>("Quality", "The quality of the parameter vector."));
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| 52 | Parameters.Add(new LookupParameter<DoubleValue>("MoveQuality", "The quality of the move."));
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| 53 | }
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| 54 |
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| 55 | public override IDeepCloneable Clone(Cloner cloner) {
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| 56 | return new SingleObjectiveMoveMaker(this, cloner);
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| 57 | }
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| 58 |
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| 59 | public override IOperation InstrumentedApply() {
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| 60 | if (MoveQualityParameter.ActualValue == null) throw new InvalidOperationException("Move has not been evaluated!");
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| 61 |
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| 62 | var encoding = EncodingParameter.ActualValue;
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[11619] | 63 | var individual = encoding.GetIndividual(ExecutionContext.Scope);
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[11885] | 64 | individual.CopyToScope(ExecutionContext.Scope.Parent.Parent);
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[11484] | 65 |
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| 66 | if (QualityParameter.ActualValue == null) QualityParameter.ActualValue = new DoubleValue(MoveQualityParameter.ActualValue.Value);
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| 67 | else QualityParameter.ActualValue.Value = MoveQualityParameter.ActualValue.Value;
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| 68 |
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| 69 | return base.InstrumentedApply();
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| 70 | }
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| 71 | }
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| 72 | }
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