#region License Information
/* HeuristicLab
* Copyright (C) 2002-2019 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.Optimization;
using HeuristicLab.Parameters;
using HEAL.Attic;
namespace HeuristicLab.Encodings.BinaryVectorEncoding {
[Item("StochasticOneBitflipSingleMoveGenerator", "Randomly samples a single from all possible one bitflip moves from a given BinaryVector.")]
[StorableType("9EFDBD19-B9AF-4820-8DA9-EE04370D7D8B")]
public class StochasticOneBitflipSingleMoveGenerator : OneBitflipMoveGenerator, IStochasticOperator, ISingleMoveGenerator {
public ILookupParameter RandomParameter {
get { return (ILookupParameter)Parameters["Random"]; }
}
[StorableConstructor]
protected StochasticOneBitflipSingleMoveGenerator(StorableConstructorFlag _) : base(_) { }
protected StochasticOneBitflipSingleMoveGenerator(StochasticOneBitflipSingleMoveGenerator original, Cloner cloner) : base(original, cloner) { }
public StochasticOneBitflipSingleMoveGenerator()
: base() {
Parameters.Add(new LookupParameter("Random", "The random number generator."));
}
public override IDeepCloneable Clone(Cloner cloner) {
return new StochasticOneBitflipSingleMoveGenerator(this, cloner);
}
public static OneBitflipMove Apply(BinaryVector binaryVector, IRandom random) {
int length = binaryVector.Length;
int index = random.Next(length);
return new OneBitflipMove(index);
}
protected override OneBitflipMove[] GenerateMoves(BinaryVector binaryVector) {
IRandom random = RandomParameter.ActualValue;
return new OneBitflipMove[] { Apply(binaryVector, random) };
}
}
}