source: branches/2839_HiveProjectManagement/HeuristicLab.Encodings.ScheduleEncoding/3.3/PermutationWithRepetition/Manipulators/PWRInsertionManipulator.cs @ 16057

Last change on this file since 16057 was 16057, checked in by jkarder, 16 months ago

#2839:

File size: 2.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2018 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.Collections.Generic;
23using System.Linq;
24using HeuristicLab.Common;
25using HeuristicLab.Core;
26using HeuristicLab.Encodings.IntegerVectorEncoding;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.Encodings.ScheduleEncoding.PermutationWithRepetition {
30  [Item("PWRInsertionManipulator", "Represents a manipulation operation inserting parts of the individual at another position.")]
31  [StorableClass]
32  public class PWRInsertionManipulator : PWRManipulator {
33    [StorableConstructor]
34    protected PWRInsertionManipulator(bool deserializing) : base(deserializing) { }
35    protected PWRInsertionManipulator(PWRInsertionManipulator original, Cloner cloner) : base(original, cloner) { }
36    public PWRInsertionManipulator() : base() { }
37
38    public override IDeepCloneable Clone(Cloner cloner) {
39      return new PWRInsertionManipulator(this, cloner);
40    }
41
42    public static void Apply(IRandom random, PWREncoding individual) {
43      int cutIndex = random.Next(individual.PermutationWithRepetition.Length);
44      int insertIndex = random.Next(individual.PermutationWithRepetition.Length);
45      List<int> perm = ((IntegerVector)(individual.PermutationWithRepetition.Clone())).ToList<int>();
46      int aux = perm[cutIndex];
47      if (cutIndex > insertIndex) {
48        perm.RemoveAt(cutIndex);
49        perm.Insert(insertIndex, aux);
50      } else {
51        perm.Insert(insertIndex, aux);
52        perm.RemoveAt(cutIndex);
53      }
54      individual.PermutationWithRepetition = new IntegerVector(perm.ToArray());
55    }
56
57    protected override void Manipulate(IRandom random, PWREncoding individual) {
58      Apply(random, individual);
59    }
60
61  }
62}
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