source: branches/2839_HiveProjectManagement/HeuristicLab.Encodings.PermutationEncoding/3.3/Moves/Scramble/ScrambleMoveGenerator.cs @ 16057

Last change on this file since 16057 was 16057, checked in by jkarder, 15 months ago

#2839:

File size: 2.8 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 HeuristicLab.Common;
23using HeuristicLab.Core;
24using HeuristicLab.Operators;
25using HeuristicLab.Optimization;
26using HeuristicLab.Parameters;
27using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
28
29namespace HeuristicLab.Encodings.PermutationEncoding {
30  [Item("ScrambleMoveGenerator", "Base class for all scramble move generators.")]
31  [StorableClass]
32  public abstract class ScrambleMoveGenerator : SingleSuccessorOperator, IPermutationScrambleMoveOperator, IMoveGenerator {
33    public override bool CanChangeName {
34      get { return false; }
35    }
36    public ILookupParameter<Permutation> PermutationParameter {
37      get { return (ILookupParameter<Permutation>)Parameters["Permutation"]; }
38    }
39    public ILookupParameter<ScrambleMove> ScrambleMoveParameter {
40      get { return (LookupParameter<ScrambleMove>)Parameters["ScrambleMove"]; }
41    }
42
43    [StorableConstructor]
44    protected ScrambleMoveGenerator(bool deserializing) : base(deserializing) { }
45    protected ScrambleMoveGenerator(ScrambleMoveGenerator original, Cloner cloner) : base(original, cloner) { }
46    public ScrambleMoveGenerator()
47      : base() {
48      Parameters.Add(new LookupParameter<Permutation>("Permutation", "The permutation for which moves should be generated."));
49      Parameters.Add(new LookupParameter<ScrambleMove>("ScrambleMove", "The moves that should be generated in subscopes."));
50    }
51
52    public override IOperation Apply() {
53      IScope scope = ExecutionContext.Scope;
54      Permutation p = PermutationParameter.ActualValue;
55      ScrambleMove[] moves = GenerateMoves(p);
56      Scope[] moveScopes = new Scope[moves.Length];
57      for (int i = 0; i < moveScopes.Length; i++) {
58        moveScopes[i] = new Scope(i.ToString());
59        moveScopes[i].Variables.Add(new Variable(ScrambleMoveParameter.ActualName, moves[i]));
60      }
61      scope.SubScopes.AddRange(moveScopes);
62      return base.Apply();
63    }
64
65    protected abstract ScrambleMove[] GenerateMoves(Permutation permutation);
66  }
67}
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