[4204] | 1 | #region License Information
|
---|
| 2 | /* HeuristicLab
|
---|
[7259] | 3 | * Copyright (C) 2002-2012 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
|
---|
[4204] | 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 |
|
---|
[4722] | 22 | using HeuristicLab.Common;
|
---|
[4204] | 23 | using HeuristicLab.Core;
|
---|
[4722] | 24 | using HeuristicLab.Data;
|
---|
[4204] | 25 | using HeuristicLab.Optimization;
|
---|
[4722] | 26 | using HeuristicLab.Parameters;
|
---|
[4204] | 27 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
|
---|
| 28 |
|
---|
| 29 | namespace HeuristicLab.Problems.VehicleRouting.Encodings.Alba {
|
---|
[4346] | 30 | [Item("AlbaLambdaInterchangeMoveGenerator", "Generates lambda interchange moves from a given VRP encoding. It is implemented as described in Alba, E. and Dorronsoro, B. (2004). Solving the Vehicle Routing Problem by Using Cellular Genetic Algorithms.")]
|
---|
[4204] | 31 | [StorableClass]
|
---|
[4346] | 32 | public abstract class AlbaLambdaInterchangeMoveGenerator : AlbaMoveOperator, IExhaustiveMoveGenerator, IAlbaLambdaInterchangeMoveOperator {
|
---|
[4204] | 33 | #region IAlbaLambdaInterchangeMoveOperator Members
|
---|
| 34 |
|
---|
[4346] | 35 | public ILookupParameter<AlbaLambdaInterchangeMove> LambdaInterchangeMoveParameter {
|
---|
| 36 | get { return (ILookupParameter<AlbaLambdaInterchangeMove>)Parameters["AlbaLambdaInterchangeMove"]; }
|
---|
[4204] | 37 | }
|
---|
| 38 |
|
---|
| 39 | protected ScopeParameter CurrentScopeParameter {
|
---|
| 40 | get { return (ScopeParameter)Parameters["CurrentScope"]; }
|
---|
| 41 | }
|
---|
| 42 |
|
---|
| 43 | public IValueParameter<IntValue> LambdaParameter {
|
---|
| 44 | get { return (IValueParameter<IntValue>)Parameters["Lambda"]; }
|
---|
| 45 | }
|
---|
| 46 |
|
---|
| 47 | #endregion
|
---|
| 48 |
|
---|
| 49 | [StorableConstructor]
|
---|
[4346] | 50 | protected AlbaLambdaInterchangeMoveGenerator(bool deserializing) : base(deserializing) { }
|
---|
[4722] | 51 | protected AlbaLambdaInterchangeMoveGenerator(AlbaLambdaInterchangeMoveGenerator original, Cloner cloner)
|
---|
| 52 | : base(original, cloner) {
|
---|
| 53 | }
|
---|
[4346] | 54 | public AlbaLambdaInterchangeMoveGenerator()
|
---|
[4204] | 55 | : base() {
|
---|
[4722] | 56 | Parameters.Add(new LookupParameter<AlbaLambdaInterchangeMove>("AlbaLambdaInterchangeMove", "The moves that should be generated in subscopes."));
|
---|
| 57 | Parameters.Add(new ScopeParameter("CurrentScope", "The current scope where the moves should be added as subscopes."));
|
---|
| 58 | Parameters.Add(new ValueParameter<IntValue>("Lambda", "The lambda value.", new IntValue(1)));
|
---|
[4204] | 59 | }
|
---|
| 60 |
|
---|
[4346] | 61 | protected abstract AlbaLambdaInterchangeMove[] GenerateMoves(AlbaEncoding individual, int lambda);
|
---|
[4204] | 62 |
|
---|
| 63 | public override IOperation Apply() {
|
---|
| 64 | IOperation next = base.Apply();
|
---|
| 65 |
|
---|
| 66 | AlbaEncoding individual = VRPToursParameter.ActualValue as AlbaEncoding;
|
---|
[4346] | 67 | AlbaLambdaInterchangeMove[] moves = GenerateMoves(individual, LambdaParameter.Value.Value);
|
---|
[4204] | 68 | Scope[] moveScopes = new Scope[moves.Length];
|
---|
| 69 | for (int i = 0; i < moveScopes.Length; i++) {
|
---|
| 70 | moveScopes[i] = new Scope(i.ToString());
|
---|
| 71 | moveScopes[i].Variables.Add(new Variable(LambdaInterchangeMoveParameter.ActualName, moves[i]));
|
---|
| 72 | }
|
---|
| 73 | CurrentScopeParameter.ActualValue.SubScopes.AddRange(moveScopes);
|
---|
| 74 |
|
---|
| 75 | return next;
|
---|
| 76 | }
|
---|
| 77 | }
|
---|
| 78 | }
|
---|