source: branches/2994-AutoDiffForIntervals/HeuristicLab.Encodings.PermutationEncoding/3.3/Moves/Swap2/Swap2MoveGenerator.cs @ 17209

Last change on this file since 17209 was 17209, checked in by gkronber, 3 months ago

#2994: merged r17132:17198 from trunk to branch

File size: 3.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 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 HEAL.Attic;
28
29namespace HeuristicLab.Encodings.PermutationEncoding {
30  [Item("Swap2MoveGenerator", "Base class for all swap-2 move generators.")]
31  [StorableType("A509FD36-5472-4664-BCB7-D1E4C4449614")]
32  public abstract class Swap2MoveGenerator : SingleSuccessorOperator, IPermutationSwap2MoveOperator, 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<Swap2Move> Swap2MoveParameter {
40      get { return (LookupParameter<Swap2Move>)Parameters["Swap2Move"]; }
41    }
42    protected ScopeParameter CurrentScopeParameter {
43      get { return (ScopeParameter)Parameters["CurrentScope"]; }
44    }
45
46    [StorableConstructor]
47    protected Swap2MoveGenerator(StorableConstructorFlag _) : base(_) { }
48    protected Swap2MoveGenerator(Swap2MoveGenerator original, Cloner cloner) : base(original, cloner) { }
49    public Swap2MoveGenerator()
50      : base() {
51      Parameters.Add(new LookupParameter<Permutation>("Permutation", "The permutation for which moves should be generated."));
52      Parameters.Add(new LookupParameter<Swap2Move>("Swap2Move", "The moves that should be generated in subscopes."));
53      Parameters.Add(new ScopeParameter("CurrentScope", "The current scope where the moves should be added as subscopes."));
54    }
55
56    public override IOperation Apply() {
57      Permutation p = PermutationParameter.ActualValue;
58      Swap2Move[] moves = GenerateMoves(p);
59      Scope[] moveScopes = new Scope[moves.Length];
60      for (int i = 0; i < moveScopes.Length; i++) {
61        moveScopes[i] = new Scope(i.ToString());
62        moveScopes[i].Variables.Add(new Variable(Swap2MoveParameter.ActualName, moves[i]));
63      }
64      CurrentScopeParameter.ActualValue.SubScopes.AddRange(moveScopes);
65      return base.Apply();
66    }
67
68    protected abstract Swap2Move[] GenerateMoves(Permutation permutation);
69  }
70}
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