1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) Joseph Helm and Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using HeuristicLab.Core;
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23 | using HEAL.Attic;
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24 | using HeuristicLab.Common;
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25 | using System.Collections.Generic;
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26 |
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27 | namespace HeuristicLab.Problems.BinPacking2D {
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28 | [Item("Bottom-left IntegerVector Decoder (2d)", "Decodes the integer vector and creates a packing solution candidate")]
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29 | [StorableType("27643FED-BADA-48BF-8A71-38C35D160961")]
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30 | public class BottomLeftIntegerVectorDecoder : IntegerVectorDecoderBase {
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31 |
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32 | [StorableConstructor]
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33 | protected BottomLeftIntegerVectorDecoder(StorableConstructorFlag _) : base(_) { }
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34 | protected BottomLeftIntegerVectorDecoder(BottomLeftIntegerVectorDecoder original, Cloner cloner)
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35 | : base(original, cloner) {
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36 | }
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37 | public BottomLeftIntegerVectorDecoder() : base() { }
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38 | public override IDeepCloneable Clone(Cloner cloner) {
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39 | return new BottomLeftIntegerVectorDecoder(this, cloner);
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40 | }
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41 |
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42 | protected override Solution CreateSolution(PackingShape binShape) {
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43 | return new Solution(binShape, useExtremePoints: false, stackingConstraints: false);
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44 | }
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45 |
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46 | protected override PackingPosition FindPositionForItem(BinPacking2D bp, PackingItem item) {
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47 | return bp.FindPositionBySliding(item, rotated: false, stackingConstraints: false);
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48 | }
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49 |
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50 | protected override BinPacking2D CreatePacking(
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51 | Solution partialSolution,
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52 | ref IList<int> remainingIDs, IList<PackingItem> items) {
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53 | var bp = new BinPacking2D(partialSolution.BinShape);
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54 | bp.SlidingBasedPacking(ref remainingIDs, items, stackingConstraints: false);
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55 | return bp;
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56 | }
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57 | }
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58 | }
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