[12410] | 1 | #region License Information
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| 2 | /* HeuristicLab
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[16728] | 3 | * Copyright (C) 2002-2019 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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[12410] | 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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[12444] | 22 | using HeuristicLab.Common;
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[12410] | 23 | using HeuristicLab.Core;
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| 24 | using HeuristicLab.Data;
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[16728] | 25 | using HEAL.Attic;
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[12410] | 26 |
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[12529] | 27 | namespace HeuristicLab.Optimization {
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[12444] | 28 | [Item("SingleObjectiveQualityTerminator", "A termination criterion which uses a quality parameter (eg. current best quality) for termination.")]
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[16728] | 29 | [StorableType("A32469FB-7370-46E3-AB7F-EAF8053AF105")]
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[12410] | 30 | public class SingleObjectiveQualityTerminator : ComparisonTerminator<DoubleValue> {
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[12444] | 31 | [StorableConstructor]
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[16728] | 32 | protected SingleObjectiveQualityTerminator(StorableConstructorFlag _) : base(_) { }
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[12444] | 33 | protected SingleObjectiveQualityTerminator(SingleObjectiveQualityTerminator original, Cloner cloner)
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| 34 | : base(original, cloner) { }
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[12567] | 35 | public override IDeepCloneable Clone(Cloner cloner) {
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| 36 | return new SingleObjectiveQualityTerminator(this, cloner);
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| 37 | }
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[12411] | 38 | public SingleObjectiveQualityTerminator() { }
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[12410] | 39 |
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| 40 | public void Parameterize(IParameter qualityParameter, ISingleObjectiveHeuristicOptimizationProblem problem) {
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| 41 | ComparisonValueParameter.ActualName = qualityParameter.Name;
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[12436] | 42 | if (problem == null) return;
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| 43 |
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| 44 | var maximizationParameter = (IValueParameter<BoolValue>)problem.MaximizationParameter;
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| 45 | if (maximizationParameter != null) {
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| 46 | bool maximization = maximizationParameter.Value.Value;
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[12447] | 47 | ComparisonType = maximization ? ComparisonType.Less : ComparisonType.Greater;
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[12436] | 48 | Threshold.Value = maximization ? double.MaxValue : double.MinValue;
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[12410] | 49 | }
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| 50 | }
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| 51 | }
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| 52 | } |
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