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source: trunk/sources/HeuristicLab.Encodings.RealVectorEncoding/3.3/Manipulators/MultiRealVectorManipulator.cs @ 3674

Last change on this file since 3674 was 3674, checked in by mkommend, 14 years ago

adapted MultiCrossover and MultiManipulators for all encodings to be filled and check in ctors (ticket #979)

File size: 3.8 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2010 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 System.Linq;
24using HeuristicLab.Collections;
25using HeuristicLab.Core;
26using HeuristicLab.Data;
27using HeuristicLab.Operators;
28using HeuristicLab.Optimization;
29using HeuristicLab.Parameters;
30using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
31using HeuristicLab.PluginInfrastructure;
32
33namespace HeuristicLab.Encodings.RealVectorEncoding {
34  [Item("MultiRealVectorManipulator", "Randomly selects and applies one of its manipulators every time it is called.")]
35  [StorableClass]
36  public class MultiRealVectorManipulator : StochasticMultiBranch<IRealVectorManipulator>, IRealVectorManipulator, IStochasticOperator {
37    public override bool CanChangeName {
38      get { return false; }
39    }
40    protected override bool CreateChildOperation {
41      get { return true; }
42    }
43
44    public ILookupParameter<RealVector> RealVectorParameter {
45      get { return (ILookupParameter<RealVector>)Parameters["RealVector"]; }
46    }
47    public IValueLookupParameter<DoubleMatrix> BoundsParameter {
48      get { return (IValueLookupParameter<DoubleMatrix>)Parameters["Bounds"]; }
49    }
50
51    [StorableConstructor]
52    private MultiRealVectorManipulator(bool deserializing) : base(deserializing) { }
53    public MultiRealVectorManipulator()
54      : base() {
55      Parameters.Add(new LookupParameter<RealVector>("RealVector", "The real vector that is being manipulating."));
56      Parameters.Add(new ValueLookupParameter<DoubleMatrix>("Bounds", "The lower and upper bounds for each dimension of the vector."));
57
58      foreach (Type type in ApplicationManager.Manager.GetTypes(typeof(IRealVectorManipulator))) {
59        if (!typeof(MultiOperator<IRealVectorManipulator>).IsAssignableFrom(type))
60          Operators.Add((IRealVectorManipulator)Activator.CreateInstance(type), true);
61      }
62    }
63
64    protected override void Operators_ItemsReplaced(object sender, CollectionItemsChangedEventArgs<IndexedItem<IRealVectorManipulator>> e) {
65      base.Operators_ItemsReplaced(sender, e);
66      ParameterizeManipulators();
67    }
68
69    protected override void Operators_ItemsAdded(object sender, CollectionItemsChangedEventArgs<IndexedItem<IRealVectorManipulator>> e) {
70      base.Operators_ItemsAdded(sender, e);
71      ParameterizeManipulators();
72    }
73
74    private void ParameterizeManipulators() {
75      foreach (IRealVectorManipulator manipulator in Operators.OfType<IRealVectorManipulator>()) {
76        manipulator.RealVectorParameter.ActualName = RealVectorParameter.Name;
77        manipulator.BoundsParameter.ActualName = BoundsParameter.Name;
78      }
79      foreach (IStochasticOperator crossover in Operators.OfType<IStochasticOperator>()) {
80        crossover.RandomParameter.ActualName = RandomParameter.Name;
81      }
82    }
83
84    public override IOperation Apply() {
85      if (Operators.Count == 0) throw new InvalidOperationException(Name + ": Please add at least one real vector manipulator to choose from.");
86      return base.Apply();
87    }
88  }
89}
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