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source: stable/HeuristicLab.Problems.VehicleRouting/3.4/Encodings/Potvin/Moves/PickupDelivery/PDRearrange/PotvinPDRearrangeMoveEvaluator.cs @ 17097

Last change on this file since 17097 was 17097, checked in by mkommend, 5 years ago

#2520: Merged 16565 - 16579 into stable.

File size: 3.4 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2019 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.Parameters;
26using HEAL.Attic;
27
28namespace HeuristicLab.Problems.VehicleRouting.Encodings.Potvin {
29  [Item("PotvinPDRearrangeMoveEvaluator", "Evaluates a rearrange move for a PDP representation. ")]
30  [StorableType("4B60C6C0-7D1E-49E8-B1FF-240A5A52CD62")]
31  public sealed class PotvinPDRearrangeMoveEvaluator : PotvinMoveEvaluator, IPotvinPDRearrangeMoveOperator {
32    public ILookupParameter<PotvinPDRearrangeMove> PDRearrangeMoveParameter {
33      get { return (ILookupParameter<PotvinPDRearrangeMove>)Parameters["PotvinPDRearrangeMove"]; }
34    }
35
36    public override ILookupParameter VRPMoveParameter {
37      get { return PDRearrangeMoveParameter; }
38    }
39
40    public ILookupParameter<VariableCollection> MemoriesParameter {
41      get { return (ILookupParameter<VariableCollection>)Parameters["Memories"]; }
42    }
43
44    public IValueParameter<StringValue> AdditionFrequencyMemoryKeyParameter {
45      get { return (IValueParameter<StringValue>)Parameters["AdditionFrequencyMemoryKey"]; }
46    }
47
48    public IValueParameter<DoubleValue> LambdaParameter {
49      get { return (IValueParameter<DoubleValue>)Parameters["Lambda"]; }
50    }
51
52    [StorableConstructor]
53    private PotvinPDRearrangeMoveEvaluator(StorableConstructorFlag _) : base(_) { }
54
55    public PotvinPDRearrangeMoveEvaluator()
56      : base() {
57      Parameters.Add(new LookupParameter<PotvinPDRearrangeMove>("PotvinPDRearrangeMove", "The move that should be evaluated."));
58
59      Parameters.Add(new LookupParameter<VariableCollection>("Memories", "The TS memory collection."));
60      Parameters.Add(new ValueParameter<StringValue>("AdditionFrequencyMemoryKey", "The key that is used for the addition frequency in the TS memory.", new StringValue("AdditionFrequency")));
61      Parameters.Add(new ValueParameter<DoubleValue>("Lambda", "The lambda parameter.", new DoubleValue(0.015)));
62    }
63
64    public override IDeepCloneable Clone(Cloner cloner) {
65      return new PotvinPDRearrangeMoveEvaluator(this, cloner);
66    }
67
68    private PotvinPDRearrangeMoveEvaluator(PotvinPDRearrangeMoveEvaluator original, Cloner cloner)
69      : base(original, cloner) {
70    }
71
72    protected override void EvaluateMove() {
73      PotvinPDRearrangeMove move = PDRearrangeMoveParameter.ActualValue;
74
75      PotvinEncoding newSolution = PDRearrangeMoveParameter.ActualValue.Individual.Clone() as PotvinEncoding;
76      PotvinPDRearrangeMoveMaker.Apply(newSolution, move, ProblemInstance);
77
78      UpdateEvaluation(newSolution);
79    }
80  }
81}
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