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source: branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking.3D/3.3/IntegerVectorEncoding/ExtremePointIntegerVectorDecoder.cs @ 16004

Last change on this file since 16004 was 14153, checked in by gkronber, 8 years ago

#1966: implemented 3d bin packing problems (using permutation and integer vector encoding) based on the 2d implementations

File size: 2.6 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.Core;
23using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
24using HeuristicLab.Common;
25using System.Collections.Generic;
26using System.Linq;
27using HeuristicLab.Encodings.IntegerVectorEncoding;
28
29namespace HeuristicLab.Problems.BinPacking3D {
30  [Item("Extreme-point IntegerVector Decoder (3d)", "Decodes the integer vector and creates a packing solution candidate")]
31  [StorableClass]
32  public class ExtremePointIntegerVectorDecoder : IntegerVectorDecoderBase {
33
34    [StorableConstructor]
35    protected ExtremePointIntegerVectorDecoder(bool deserializing) : base(deserializing) { }
36    protected ExtremePointIntegerVectorDecoder(ExtremePointIntegerVectorDecoder original, Cloner cloner)
37      : base(original, cloner) {
38    }
39    public ExtremePointIntegerVectorDecoder() : base() { }
40    public override IDeepCloneable Clone(Cloner cloner) {
41      return new ExtremePointIntegerVectorDecoder(this, cloner);
42    }
43
44    protected override Solution CreateSolution(PackingShape binShape, bool useStackingConstraints) {
45      return new Solution(binShape, useExtremePoints: true, stackingConstraints: useStackingConstraints);
46    }
47
48    protected override PackingPosition FindPositionForItem(BinPacking3D bp, PackingItem item, bool useStackingConstraints) {
49      return bp.FindExtremePointForItem(item, rotated: false, stackingConstraints: useStackingConstraints);
50    }
51
52    protected override BinPacking3D CreatePacking(
53      Solution partialSolution,
54      ref IList<int> remainingIDs, IList<PackingItem> items, bool useStackingConstraints) {
55      var bp = new BinPacking3D(partialSolution.BinMeasures);
56      bp.ExtremePointBasedPacking(ref remainingIDs, items, useStackingConstraints);
57      return bp;
58    }
59  }
60}
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