| 1 | #region License Information
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| 2 | /* HeuristicLab
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| 3 | * Copyright (C) 2002-2010 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 HeuristicLab.Encodings.PermutationEncoding;
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| 24 | using HeuristicLab.Parameters;
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| 25 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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| 26 | using HeuristicLab.Data;
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| 27 | using HeuristicLab.Optimization;
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| 28 |
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| 29 | namespace HeuristicLab.Problems.VehicleRouting.Encodings.Prins {
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| 30 | [Item("PrinsManipulator", "An operator which manipulates a VRP representation.")]
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| 31 | [StorableClass]
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| 32 | public abstract class PrinsManipulator : VRPManipulator, IStochasticOperator, IPrinsOperator {
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| 33 | public ILookupParameter<IRandom> RandomParameter {
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| 34 | get { return (LookupParameter<IRandom>)Parameters["Random"]; }
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| 35 | }
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| 36 |
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| 37 | public ILookupParameter<DoubleValue> FleetUsageFactor {
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| 38 | get { return (ILookupParameter<DoubleValue>)Parameters["EvalFleetUsageFactor"]; }
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| 39 | }
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| 40 | public ILookupParameter<DoubleValue> TimeFactor {
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| 41 | get { return (ILookupParameter<DoubleValue>)Parameters["EvalTimeFactor"]; }
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| 42 | }
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| 43 | public ILookupParameter<DoubleValue> DistanceFactor {
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| 44 | get { return (ILookupParameter<DoubleValue>)Parameters["EvalDistanceFactor"]; }
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| 45 | }
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| 46 | public ILookupParameter<DoubleValue> OverloadPenalty {
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| 47 | get { return (ILookupParameter<DoubleValue>)Parameters["EvalOverloadPenalty"]; }
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| 48 | }
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| 49 | public ILookupParameter<DoubleValue> TardinessPenalty {
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| 50 | get { return (ILookupParameter<DoubleValue>)Parameters["EvalTardinessPenalty"]; }
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| 51 | }
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| 52 |
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| 53 | [StorableConstructor]
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| 54 | protected PrinsManipulator(bool deserializing) : base(deserializing) { }
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| 55 |
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| 56 | public PrinsManipulator()
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| 57 | : base() {
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| 58 | Parameters.Add(new LookupParameter<DoubleValue>("EvalFleetUsageFactor", "The fleet usage factor considered in the evaluation."));
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| 59 | Parameters.Add(new LookupParameter<DoubleValue>("EvalTimeFactor", "The time factor considered in the evaluation."));
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| 60 | Parameters.Add(new LookupParameter<DoubleValue>("EvalDistanceFactor", "The distance factor considered in the evaluation."));
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| 61 | Parameters.Add(new LookupParameter<DoubleValue>("EvalOverloadPenalty", "The overload penalty considered in the evaluation."));
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| 62 | Parameters.Add(new LookupParameter<DoubleValue>("EvalTardinessPenalty", "The tardiness penalty considered in the evaluation."));
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| 63 |
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| 64 | Parameters.Add(new LookupParameter<IRandom>("Random", "The pseudo random number generator which should be used for stochastic manipulation operators."));
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| 65 | }
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| 66 |
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| 67 | protected abstract void Manipulate(IRandom random, PrinsEncoding individual);
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| 68 |
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| 69 | public override IOperation Apply() {
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| 70 | IVRPEncoding solution = VRPToursParameter.ActualValue;
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| 71 | if (!(solution is PrinsEncoding)) {
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| 72 | VRPToursParameter.ActualValue = PrinsEncoding.ConvertFrom(solution,
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| 73 | Cities,
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| 74 | DueTimeParameter.ActualValue,
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| 75 | ServiceTimeParameter.ActualValue,
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| 76 | ReadyTimeParameter.ActualValue,
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| 77 | DemandParameter.ActualValue,
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| 78 | CapacityParameter.ActualValue,
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| 79 | FleetUsageFactor.ActualValue,
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| 80 | TimeFactor.ActualValue,
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| 81 | DistanceFactor.ActualValue,
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| 82 | OverloadPenalty.ActualValue,
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| 83 | TardinessPenalty.ActualValue,
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| 84 | CoordinatesParameter.ActualValue,
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| 85 | DistanceMatrixParameter,
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| 86 | UseDistanceMatrixParameter.ActualValue);
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| 87 | }
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| 88 |
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| 89 | Manipulate(RandomParameter.ActualValue, VRPToursParameter.ActualValue as PrinsEncoding);
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| 90 |
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| 91 | return base.Apply();
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| 92 | }
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| 93 | }
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| 94 | }
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