1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2017 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HEAL.Attic;
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23 | using HeuristicLab.Common;
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24 | using HeuristicLab.Core;
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25 | using HeuristicLab.Data;
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26 | using HeuristicLab.Parameters;
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27 |
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28 | namespace HeuristicLab.Problems.GeneralizedQuadraticAssignment.Algorithms.LAHC {
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29 | [Item("LAHC Context", "Context for late-acceptance hill climber")]
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30 | [StorableType("546B6C06-D986-49AA-BDEB-B664D2A9DA8C")]
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31 | public sealed class LAHCContext : SingleSolutionContext<ISingleObjectiveSolutionScope<GQAPSolution>> {
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32 | [Storable]
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33 | private IValueParameter<GQAP> problem;
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34 | public GQAP Problem {
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35 | get { return problem.Value; }
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36 | set { problem.Value = value; }
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37 | }
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38 |
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39 | [Storable]
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40 | private IValueParameter<GQAPSolution> bestSolution;
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41 | public GQAPSolution BestSolution {
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42 | get { return bestSolution.Value; }
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43 | set { bestSolution.Value = value; }
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44 | }
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45 |
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46 | [Storable]
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47 | private IValueParameter<DoubleArray> memory;
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48 | public DoubleArray Memory {
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49 | get { return memory.Value; }
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50 | set { memory.Value = value; }
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51 | }
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52 |
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53 | [Storable]
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54 | private IValueParameter<IntValue> lastSuccess;
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55 | public int LastSuccess {
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56 | get { return lastSuccess.Value.Value; }
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57 | set { lastSuccess.Value.Value = value; }
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58 | }
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59 |
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60 | [StorableConstructor]
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61 | private LAHCContext(StorableConstructorFlag _) : base(_) { }
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62 | private LAHCContext(LAHCContext original, Cloner cloner)
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63 | : base(original, cloner) {
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64 | problem = cloner.Clone(original.problem);
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65 | bestSolution = cloner.Clone(original.bestSolution);
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66 | memory = cloner.Clone(original.memory);
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67 | lastSuccess = cloner.Clone(original.lastSuccess);
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68 | }
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69 | public LAHCContext() {
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70 | Parameters.Add(problem = new ValueParameter<GQAP>("Problem"));
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71 | Parameters.Add(bestSolution = new ValueParameter<GQAPSolution>("BestFoundSolution"));
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72 | Parameters.Add(memory = new ValueParameter<DoubleArray>("Memory"));
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73 | Parameters.Add(lastSuccess = new ValueParameter<IntValue>("LastSuccess"));
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74 | }
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75 |
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76 | public override IDeepCloneable Clone(Cloner cloner) {
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77 | return new LAHCContext(this, cloner);
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78 | }
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79 |
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80 | public ISingleObjectiveSolutionScope<GQAPSolution> ToScope(GQAPSolution code, double fitness = double.NaN) {
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81 | var name = Problem.Encoding.Name;
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82 | var scope = new SingleObjectiveSolutionScope<GQAPSolution>(code,
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83 | name + "Solution", fitness, Problem.Evaluator.QualityParameter.ActualName) {
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84 | Parent = Scope
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85 | };
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86 | scope.Variables.Add(new Variable(name, code.Assignment));
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87 | scope.Variables.Add(new Variable("Evaluation", code.Evaluation));
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88 | return scope;
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89 | }
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90 | }
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91 | } |
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