#region License Information /* HeuristicLab * Copyright (C) 2002-2018 Joseph Helm and 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 . */ #endregion using HeuristicLab.Common; using HeuristicLab.Core; using HeuristicLab.Encodings.PermutationEncoding; using HEAL.Attic; namespace HeuristicLab.Problems.BinPacking3D { [Item("Swap2MoveEvaluator", "Move evaluator for 2-opt moves.")] [StorableType("CF5E678F-E420-4825-A3FE-AE48D9B9B7C0")] public sealed class Swap2MoveEvaluator : MoveEvaluatorBase, IPermutationSwap2MoveOperator { public ILookupParameter Swap2MoveParameter { get { return MoveParameter; } } public ILookupParameter PermutationParameter { get { return EncodedSolutionParameter; } } [StorableConstructor] private Swap2MoveEvaluator(StorableConstructorFlag _) : base(_) { } private Swap2MoveEvaluator(Swap2MoveEvaluator original, Cloner cloner) : base(original, cloner) { } public Swap2MoveEvaluator() : base() { } public override IDeepCloneable Clone(Cloner cloner) { return new Swap2MoveEvaluator(this, cloner); } public override double EvaluateMove(Permutation permutation, Swap2Move move, PackingShape binShape, ReadOnlyItemList items, bool useStackingConstraints) { // uses full evaluation Swap2Manipulator.Apply(permutation, move.Index1, move.Index2); var solution = DecoderParameter.ActualValue.Decode(permutation, binShape, items, useStackingConstraints); return SolutionEvaluatorParameter.ActualValue.Evaluate(solution); } } }