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source: branches/MemPRAlgorithm/HeuristicLab.Algorithms.MemPR/3.3/Permutation/PermutationMemPRContext.cs @ 14552

Last change on this file since 14552 was 14552, checked in by abeham, 7 years ago

#2701:

  • Added alternating bits binary test Problem
  • Refactored MemPR to work with programmable problem in current trunk
  • fixed a bug in permutation MemPR when crossover doesn't assign an offspring
File size: 4.5 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 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.Runtime.Remoting.Contexts;
24using HeuristicLab.Algorithms.MemPR.Interfaces;
25using HeuristicLab.Common;
26using HeuristicLab.Core;
27using HeuristicLab.Encodings.PermutationEncoding;
28using HeuristicLab.Optimization;
29using HeuristicLab.Parameters;
30using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
31
32namespace HeuristicLab.Algorithms.MemPR.Permutation {
33  [Item("MemPR Population Context (permutation)", "MemPR population context for permutation encoded problems.")]
34  [StorableClass]
35  public sealed class PermutationMemPRPopulationContext : MemPRPopulationContext<ISingleObjectiveHeuristicOptimizationProblem, Encodings.PermutationEncoding.Permutation, PermutationMemPRPopulationContext, PermutationMemPRSolutionContext> {
36
37    [StorableConstructor]
38    private PermutationMemPRPopulationContext(bool deserializing) : base(deserializing) { }
39    private PermutationMemPRPopulationContext(PermutationMemPRPopulationContext original, Cloner cloner)
40      : base(original, cloner) { }
41    public PermutationMemPRPopulationContext() : base("PermutationMemPRPopulationContext") { }
42    public PermutationMemPRPopulationContext(string name) : base(name) { }
43
44    public override IDeepCloneable Clone(Cloner cloner) {
45      return new PermutationMemPRPopulationContext(this, cloner);
46    }
47
48    public override PermutationMemPRSolutionContext CreateSingleSolutionContext(ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> solution) {
49      return new PermutationMemPRSolutionContext(this, solution);
50    }
51
52    public override ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> ToScope(Encodings.PermutationEncoding.Permutation code, double fitness = double.NaN) {
53      var creator = Problem.SolutionCreator as IPermutationCreator;
54      if (creator == null) throw new InvalidOperationException("Can only solve binary encoded problems with MemPR (binary)");
55      return new SingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation>(code, creator.PermutationParameter.ActualName, fitness, Problem.Evaluator.QualityParameter.ActualName) {
56        Parent = Scope
57      };
58    }
59  }
60
61  [Item("MemPR Solution Context (permutation)", "MemPR solution context for permutation encoded problems.")]
62  [StorableClass]
63  public sealed class PermutationMemPRSolutionContext : MemPRSolutionContext<ISingleObjectiveHeuristicOptimizationProblem, Encodings.PermutationEncoding.Permutation, PermutationMemPRPopulationContext, PermutationMemPRSolutionContext>, IPermutationSubspaceContext {
64
65    [Storable]
66    private IValueParameter<PermutationSolutionSubspace> subspace;
67    public PermutationSolutionSubspace Subspace {
68      get { return subspace.Value; }
69    }
70    ISolutionSubspace<Encodings.PermutationEncoding.Permutation> ISolutionSubspaceContext<Encodings.PermutationEncoding.Permutation>.Subspace {
71      get { return Subspace; }
72    }
73
74    [StorableConstructor]
75    private PermutationMemPRSolutionContext(bool deserializing) : base(deserializing) { }
76    private PermutationMemPRSolutionContext(PermutationMemPRSolutionContext original, Cloner cloner)
77      : base(original, cloner) {
78
79    }
80    public PermutationMemPRSolutionContext(PermutationMemPRPopulationContext baseContext, ISingleObjectiveSolutionScope<Encodings.PermutationEncoding.Permutation> solution)
81      : base(baseContext, solution) {
82
83      Parameters.Add(subspace = new ValueParameter<PermutationSolutionSubspace>("Subspace", new PermutationSolutionSubspace(null)));
84    }
85
86    public override IDeepCloneable Clone(Cloner cloner) {
87      return new PermutationMemPRSolutionContext(this, cloner);
88    }
89  }
90}
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