[3187] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[12969] | 3 | * Copyright (C) 2002-2015 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[3187] | 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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[4722] | 22 | using HeuristicLab.Common;
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[3187] | 23 | using HeuristicLab.Core;
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[3318] | 24 | using HeuristicLab.Data;
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| 25 | using HeuristicLab.Encodings.RealVectorEncoding;
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| 26 | using HeuristicLab.Parameters;
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[3187] | 27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 28 |
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| 29 | namespace HeuristicLab.Problems.TestFunctions {
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| 30 | [Item("RastriginAdditiveMoveEvaluator", "Class for evaluating an additive move on the Rastrigin function.")]
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| 31 | [StorableClass]
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[3318] | 32 | public class RastriginAdditiveMoveEvaluator : AdditiveMoveEvaluator, IRastriginMoveEvaluator {
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[3187] | 33 | public override System.Type EvaluatorType {
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| 34 | get { return typeof(RastriginEvaluator); }
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| 35 | }
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[3318] | 36 | /// <summary>
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| 37 | /// The parameter A is a parameter of the objective function y = Sum((x_i)^2 + A * (1 - Cos(2pi*x_i))). Default is A = 10.
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| 38 | /// </summary>
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| 39 | public ValueParameter<DoubleValue> AParameter {
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| 40 | get { return (ValueParameter<DoubleValue>)Parameters["A"]; }
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| 41 | }
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| 42 | /// <summary>
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| 43 | /// The parameter A is a parameter of the objective function y = Sum((x_i)^2 + A * (1 - Cos(2pi*x_i))). Default is A = 10.
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| 44 | /// </summary>
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| 45 | public DoubleValue A {
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| 46 | get { return AParameter.Value; }
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| 47 | set { if (value != null) AParameter.Value = value; }
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| 48 | }
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| 49 |
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[4722] | 50 | [StorableConstructor]
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| 51 | protected RastriginAdditiveMoveEvaluator(bool deserializing) : base(deserializing) { }
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| 52 | protected RastriginAdditiveMoveEvaluator(RastriginAdditiveMoveEvaluator original, Cloner cloner) : base(original, cloner) { }
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[3322] | 53 | public RastriginAdditiveMoveEvaluator() {
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| 54 | Parameters.Add(new ValueParameter<DoubleValue>("A", "The parameter A is a parameter of the objective function y = Sum((x_i)^2 + A * (1 - Cos(2pi*x_i))). Default is A = 10.", new DoubleValue(10)));
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| 55 | }
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| 56 |
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[4722] | 57 | public override IDeepCloneable Clone(Cloner cloner) {
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| 58 | return new RastriginAdditiveMoveEvaluator(this, cloner);
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| 59 | }
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| 60 |
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[3187] | 61 | protected override double Evaluate(double quality, RealVector point, AdditiveMove move) {
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| 62 | RealVectorAdditiveMoveWrapper wrapper = new RealVectorAdditiveMoveWrapper(move, point);
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[3318] | 63 | return RastriginEvaluator.Apply(wrapper, A.Value);
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[3187] | 64 | }
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| 65 | }
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| 66 | }
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