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source: stable/HeuristicLab.Problems.BinPacking/3.3/3D/IntegerVectorEncoding/BottomLeftIntegerVectorDecoder.cs @ 15278

Last change on this file since 15278 was 15278, checked in by abeham, 7 years ago

#2762, #2739: merged revisions 14708, 14709, 14971, 14978, 14979, 15167, 15230, 15233, 15240, 15241, 15276 to stable

File size: 3.0 KB
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1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2016 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 System;
23using System.Linq;
24using HeuristicLab.Core;
25using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
26using HeuristicLab.Common;
27using System.Collections.Generic;
28using HeuristicLab.Encodings.IntegerVectorEncoding;
29
30namespace HeuristicLab.Problems.BinPacking3D {
31  [Item("Bottom-left IntegerVector Decoder (3d)", "Decodes the integer vector and creates a packing solution candidate")]
32  [StorableClass]
33  public class BottomLeftIntegerVectorDecoder : IntegerVectorDecoderBase {
34
35    [StorableConstructor]
36    protected BottomLeftIntegerVectorDecoder(bool deserializing) : base(deserializing) { }
37    protected BottomLeftIntegerVectorDecoder(BottomLeftIntegerVectorDecoder original, Cloner cloner)
38      : base(original, cloner) {
39    }
40    public BottomLeftIntegerVectorDecoder() : base() { }
41    public override IDeepCloneable Clone(Cloner cloner) {
42      return new BottomLeftIntegerVectorDecoder(this, cloner);
43    }
44
45    public override Solution Decode(IntegerVector intVec, PackingShape binShape, IList<PackingItem> items, bool useStackingConstraints) {
46      // TODO
47      if (useStackingConstraints) throw new NotSupportedException("Stacking constraints are not supported by the Bottom-Left IntegerVector Decoder");
48      return base.Decode(intVec, binShape, items, useStackingConstraints: false);
49    }
50
51    protected override Solution CreateSolution(PackingShape binShape, bool useStackingConstraints) {
52      return new Solution(binShape, useExtremePoints: false, stackingConstraints: useStackingConstraints);
53    }
54
55    protected override PackingPosition FindPositionForItem(BinPacking3D bp, PackingItem item, bool useStackingConstraints) {
56      return bp.FindPositionBySliding(item, rotated: false, stackingConstraints: useStackingConstraints);
57    }
58
59    protected override BinPacking3D CreatePacking(
60      Solution partialSolution,
61      ref IList<int> remainingIDs, IList<PackingItem> items, bool useStackingConstraints) {
62      var bp = new BinPacking3D(partialSolution.BinShape);
63      bp.SlidingBasedPacking(ref remainingIDs, items, useStackingConstraints);
64      return bp;
65    }
66  }
67}
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