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source: trunk/sources/HeuristicLab.Problems.TestFunctions/3.3/MoveEvaluators/AdditiveMoveEvaluator.cs @ 14185

Last change on this file since 14185 was 14185, checked in by swagner, 8 years ago

#2526: Updated year of copyrights in license headers

File size: 3.3 KB
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1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 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
22using System;
23using HeuristicLab.Common;
24using HeuristicLab.Core;
25using HeuristicLab.Data;
26using HeuristicLab.Encodings.RealVectorEncoding;
27using HeuristicLab.Operators;
28using HeuristicLab.Parameters;
29using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
30
31namespace HeuristicLab.Problems.TestFunctions {
32  [Item("AdditiveMoveEvaluator", "Base class for evaluating an additive move.")]
33  [StorableClass]
34  public abstract class AdditiveMoveEvaluator : SingleSuccessorOperator, ISingleObjectiveTestFunctionAdditiveMoveEvaluator {
35
36    public abstract Type EvaluatorType { get; }
37    public override bool CanChangeName {
38      get { return false; }
39    }
40
41    public ILookupParameter<DoubleValue> QualityParameter {
42      get { return (ILookupParameter<DoubleValue>)Parameters["Quality"]; }
43    }
44    public ILookupParameter<DoubleValue> MoveQualityParameter {
45      get { return (ILookupParameter<DoubleValue>)Parameters["MoveQuality"]; }
46    }
47    public ILookupParameter<RealVector> RealVectorParameter {
48      get { return (ILookupParameter<RealVector>)Parameters["Point"]; }
49    }
50    public ILookupParameter<AdditiveMove> AdditiveMoveParameter {
51      get { return (ILookupParameter<AdditiveMove>)Parameters["AdditiveMove"]; }
52    }
53
54    [StorableConstructor]
55    protected AdditiveMoveEvaluator(bool deserializing) : base(deserializing) { }
56    protected AdditiveMoveEvaluator(AdditiveMoveEvaluator original, Cloner cloner) : base(original, cloner) { }
57    protected AdditiveMoveEvaluator()
58      : base() {
59      Parameters.Add(new LookupParameter<DoubleValue>("Quality", "The quality of a test function solution."));
60      Parameters.Add(new LookupParameter<DoubleValue>("MoveQuality", "The evaluated quality of a move on a test function solution."));
61      Parameters.Add(new LookupParameter<RealVector>("Point", "The point to evaluate the move on."));
62      Parameters.Add(new LookupParameter<AdditiveMove>("AdditiveMove", "The move to evaluate."));
63    }
64
65    public override IOperation Apply() {
66      double mq = Evaluate(QualityParameter.ActualValue.Value, RealVectorParameter.ActualValue, AdditiveMoveParameter.ActualValue);
67      DoubleValue moveQuality = MoveQualityParameter.ActualValue;
68      if (moveQuality == null) {
69        MoveQualityParameter.ActualValue = new DoubleValue(mq);
70      } else moveQuality.Value = mq;
71      return base.Apply();
72    }
73
74    protected abstract double Evaluate(double quality, RealVector point, AdditiveMove move);
75  }
76}
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