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source: branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking/3.3/Encodings/MultiComponentVector/Moves/Multi/Moves/SingleGroupingMove.cs @ 13032

Last change on this file since 13032 was 13032, checked in by gkronber, 8 years ago

#1966:

  • removed unused using
  • added/updated license headers
File size: 4.1 KB
Line 
1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2015 Joseph Helm and 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.Persistence.Default.CompositeSerializers.Storable;
25using HeuristicLab.Problems.BinPacking.Interfaces;
26
27namespace HeuristicLab.Encodings.PackingEncoding.MultiComponentVector {
28  [Item("SingleGroupingMove", "A move on a multi component vector that is specified by a single index and a new grouping-value. The grouping of the item on the specified index is changed to the new value.")]
29  [StorableClass]
30  public class SingleGroupingMove : MultiComponentVectorMove {       
31    [Storable]
32    public int OldGroup { get; protected set; }
33    [Storable]
34    public int Index { get; protected set; }
35    [Storable]
36    public int NewGroup { get; protected set; }
37
38    [StorableConstructor]
39    protected SingleGroupingMove(bool deserializing) : base(deserializing) { }
40    protected SingleGroupingMove(SingleGroupingMove original, Cloner cloner)
41      : base(original, cloner) {
42      this.OldGroup = original.OldGroup;
43      this.Index = original.Index;
44      this.NewGroup = original.NewGroup;
45    }
46    public SingleGroupingMove(int oldGroup, int index, int newGroup, MultiComponentVectorEncoding multiComponentVector)
47      : base(multiComponentVector) {
48        OldGroup = oldGroup;
49        Index = index;
50        NewGroup = newGroup;
51    }
52
53    public override IDeepCloneable Clone(Cloner cloner) {
54      return new SingleGroupingMove(this, cloner);
55    }
56
57    public override IPackingSolutionEncoding GetSolutionAfterMove() {
58      return GetVectorAfterMove(MultiComponentVector, OldGroup, Index, NewGroup);
59    }
60    public static MultiComponentVectorEncoding GetVectorAfterMove(MultiComponentVectorEncoding originalSolution, int oldBin, int index, int newBin) {
61      var solution = originalSolution.Clone (new Cloner()) as MultiComponentVectorEncoding;
62      var itemgene = solution.PackingInformations[oldBin][index];
63      solution.PackingInformations[oldBin].Remove(itemgene);
64      solution.PackingInformations[newBin].Add(itemgene);
65      return solution;
66    }
67
68    public override System.Type GetMoveAttributeType() {
69      return typeof(SingleGroupingMoveAttribute);
70    }
71
72    public override string ToString() {
73      return "GM(og"+OldGroup+",i="+Index+",ng="+NewGroup+")";
74    }
75
76    public override MultiComponentVectorMoveAttribute GetAttribute(double quality) {
77      return new SingleGroupingMoveAttribute(OldGroup, Index,
78        MultiComponentVector.PackingInformations[OldGroup][Index].ItemID, NewGroup, quality);
79    }
80
81    public override bool BelongsToAttribute(MultiComponentVectorMoveAttribute attribute, bool hardCriterion) {
82      SingleGroupingMoveAttribute actualAttribute = attribute as SingleGroupingMoveAttribute;
83      if (actualAttribute != null) {
84        if (hardCriterion) {
85          if (MultiComponentVector.PackingInformations[OldGroup][Index].ItemID == actualAttribute.ItemID
86                || NewGroup == actualAttribute.NewGroup)
87            return true;
88        } else {
89          if (MultiComponentVector.PackingInformations[OldGroup][Index].ItemID == actualAttribute.ItemID
90                && NewGroup == actualAttribute.NewGroup)
91            return true;
92        }
93      }
94      return false;
95    }
96  }
97}
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