source: branches/GeneralizedQAP/HeuristicLab.Problems.GeneralizedQuadraticAssignment/3.3/SolutionCreators/GQAPSolutionCreator.cs @ 7523

Last change on this file since 7523 was 7523, checked in by abeham, 8 years ago

#1614

  • sorted operators
  • added crossover defined by Cordeau et al.
  • fixed a few bugs
File size: 3.0 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2012 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.Data;
25using HeuristicLab.Encodings.IntegerVectorEncoding;
26using HeuristicLab.Operators;
27using HeuristicLab.Parameters;
28using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
29
30namespace HeuristicLab.Problems.GeneralizedQuadraticAssignment {
31  [Item("GQAPSolutionCreator", "Base class for solution creators of the Generalized Quadratic Assignment Problem.")]
32  [StorableClass]
33  public abstract class GQAPSolutionCreator : SingleSuccessorOperator, IDemandsAwareGQAPOperator, ICapacitiesAwareGQAPOperator, IGQAPSolutionCreator {
34
35    #region Parameter Descriptions
36    public static readonly string AssignmentDescription = "The vector that encodes the assignment.";
37    #endregion
38
39    public ILookupParameter<IntegerVector> AssignmentParameter {
40      get { return (ILookupParameter<IntegerVector>)Parameters["Assignment"]; }
41    }
42    public ILookupParameter<DoubleArray> DemandsParameter {
43      get { return (ILookupParameter<DoubleArray>)Parameters["Demands"]; }
44    }
45    public ILookupParameter<DoubleArray> CapacitiesParameter {
46      get { return (ILookupParameter<DoubleArray>)Parameters["Capacities"]; }
47    }
48
49    [StorableConstructor]
50    protected GQAPSolutionCreator(bool deserializing) : base(deserializing) { }
51    protected GQAPSolutionCreator(GQAPSolutionCreator original, Cloner cloner)
52      : base(original, cloner) { }
53    public GQAPSolutionCreator()
54      : base() {
55      Parameters.Add(new LookupParameter<IntegerVector>("Assignment", AssignmentDescription));
56      Parameters.Add(new LookupParameter<DoubleArray>("Demands", GeneralizedQuadraticAssignmentProblem.DemandsDescription));
57      Parameters.Add(new LookupParameter<DoubleArray>("Capacities", GeneralizedQuadraticAssignmentProblem.CapacitiesDescription));
58    }
59
60    public override IOperation Apply() {
61      AssignmentParameter.ActualValue = CreateSolution(DemandsParameter.ActualValue, CapacitiesParameter.ActualValue);
62      return base.Apply();
63    }
64
65    protected abstract IntegerVector CreateSolution(DoubleArray demands, DoubleArray capacities);
66  }
67}
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