source: branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking/3.3/Decoders/3D/EP/ExtremePointGroupingVectorDecoder3D.cs @ 9593

#region License Information
/* HeuristicLab
 * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
 *
 * This file is part of HeuristicLab.
 *
 * HeuristicLab is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * HeuristicLab is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
 */
#endregion

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
using HeuristicLab.Core;
using HeuristicLab.Problems.BinPacking.Dimensions;
using HeuristicLab.Problems.BinPacking.PackingBin;
using HeuristicLab.Problems.BinPacking.PackingItem;
using HeuristicLab.Encodings.PackingEncoding.PackingPlan;
using HeuristicLab.Encodings.PermutationEncoding;
using HeuristicLab.Common;
using HeuristicLab.Data;
using HeuristicLab.Collections;
using HeuristicLab.Encodings.PackingEncoding.PackingSequence;
using HeuristicLab.Problems.BinPacking.Interfaces;
using HeuristicLab.Encodings.PackingEncoding.GroupingVector;
using HeuristicLab.Parameters;

namespace HeuristicLab.Problems.BinPacking.Decoders {
  [Item("Identical bin, three dimensional, extreme points based decoder for the GroupingVector encoding.", "<Description missing...>")]
  [StorableClass]
  public class ExtremePointGroupingVectorDecoder3D : PackingSolutionDecoder<
      ThreeDimensionalPacking,
      CuboidPackingBin,
      CuboidPackingItem>, I3DGVDecoder {

    public ValueParameter<BoolValue> StackingConstraintsParameter {
      get { return (ValueParameter<BoolValue>)Parameters["StackingConstraint"]; }
    }

    public ExtremePointGroupingVectorDecoder3D ()
      : base() {
      Parameters.Add(new ValueParameter<BoolValue>("StackingConstraint", "A flag determining whether stackingconstraints should be enforced or not."));
    }
    [StorableConstructor]
    protected ExtremePointGroupingVectorDecoder3D (bool deserializing) : base(deserializing) { }
    protected ExtremePointGroupingVectorDecoder3D(ExtremePointGroupingVectorDecoder3D original, Cloner cloner)
      : base(original, cloner) {
    }
    public override IDeepCloneable Clone(Cloner cloner) {
      return new ExtremePointGroupingVectorDecoder3D(this, cloner);
    }

    public static PackingPlan<ThreeDimensionalPacking, CuboidPackingBin, CuboidPackingItem> Decode(GroupingVectorEncoding solution, CuboidPackingBin binMeasures, ItemList<CuboidPackingItem> itemMeasures, bool stackingConstraints) {
      PackingPlan<ThreeDimensionalPacking, CuboidPackingBin, CuboidPackingItem> result =
        new PackingPlan<ThreeDimensionalPacking, CuboidPackingBin, CuboidPackingItem>(binMeasures);

      result.BinPackings = ThreeDimensionalPackingFunctions.ExtremePointBasedPacking(solution, itemMeasures, binMeasures, stackingConstraints);

      return result;
    }

    public override PackingPlan<ThreeDimensionalPacking, CuboidPackingBin, CuboidPackingItem> CreatePackingPlanFromEncoding(IItem encodedSolution, CuboidPackingBin binMeasures, ItemList<CuboidPackingItem> itemMeasures) {
                      
      var solution = encodedSolution as GroupingVectorEncoding;
      if (solution == null) throw new InvalidOperationException("Encoding is not of type GroupingVector");

      return Decode(solution, binMeasures, itemMeasures, StackingConstraintsParameter.Value.Value);
    }
  }
}