[7840] | 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2012 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.Linq;
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| 23 | using HeuristicLab.Common;
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| 24 | using HeuristicLab.Core;
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| 25 | using HeuristicLab.Encodings.SymbolicExpressionTreeEncoding;
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| 26 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 27 |
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| 28 | namespace HeuristicLab.Encodings.ParameterConfigurationTreeEncoding {
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| 29 | [StorableClass]
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| 30 | public class SymbolicExpressionGrammarValueConfiguration : ParameterizedValueConfiguration {
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| 31 |
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| 32 | #region Constructors and Cloning
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| 33 | [StorableConstructor]
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| 34 | protected SymbolicExpressionGrammarValueConfiguration(bool deserializing) : base(deserializing) { }
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| 35 | public SymbolicExpressionGrammarValueConfiguration() : base() { }
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| 36 | public SymbolicExpressionGrammarValueConfiguration(ISymbolicExpressionGrammar grammar) {
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| 37 | this.IsOptimizable = true;
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| 38 | this.ActualValue = new ConstrainedValue(grammar, grammar.GetType(), new ItemSet<IItem> { grammar }, false);
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| 39 | }
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| 40 | protected SymbolicExpressionGrammarValueConfiguration(SymbolicExpressionGrammarValueConfiguration original, Cloner cloner)
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| 41 | : base(original, cloner) {
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| 42 | }
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| 43 | public override IDeepCloneable Clone(Cloner cloner) {
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| 44 | return new SymbolicExpressionGrammarValueConfiguration(this, cloner);
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| 45 | }
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| 46 | #endregion
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| 47 |
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| 48 | protected override void PopulateParameterConfigurations(IItem item, bool discoverValidValues) {
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| 49 | var grammar = (ISymbolicExpressionGrammar)item;
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| 50 | foreach (Symbol symbol in grammar.Symbols) {
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| 51 | var svc = new SymbolValueConfiguration(symbol);
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| 52 | var pc = new SingleValuedParameterConfiguration(symbol.Name, svc);
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| 53 | svc.ParentOptimizable = pc;
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| 54 | SetOptimizeIfOnlyOneValueConfiguration(pc);
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| 55 | this.parameterConfigurations.Add(pc);
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| 56 | }
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| 57 | }
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| 58 |
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| 59 | public virtual void Parameterize(ISymbolicExpressionGrammar grammar) {
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| 60 | foreach (Symbol symbol in grammar.Symbols) {
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| 61 | var symbolValueConfiguration = (SymbolValueConfiguration)this.parameterConfigurations.Single(pc => pc.Name == symbol.Name).ValueConfigurations.First();
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| 62 | symbolValueConfiguration.Parameterize(symbol);
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| 63 | }
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| 64 | }
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| 65 |
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| 66 | /// <summary>
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| 67 | /// If only 1 parameter exists (usually this is InitialFrequency), then set it to Optimize=true,
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| 68 | /// because this is what the user usually wants to do. avoids additional click.
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| 69 | /// </summary>
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| 70 | private static void SetOptimizeIfOnlyOneValueConfiguration(SingleValuedParameterConfiguration pc) {
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| 71 | var vc = pc.ValueConfigurations[0] as ParameterizedValueConfiguration;
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| 72 | if (vc != null) {
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| 73 | if (vc.ParameterConfigurations.Count == 1) {
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| 74 | vc.ParameterConfigurations.Single().Optimize = true;
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| 75 | }
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| 76 | }
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| 77 | }
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| 78 | }
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| 79 | }
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