1  #region License Information


2  /* HeuristicLab


3  * Copyright (C) 20022016 Heuristic and Evolutionary Algorithms Laboratory (HEAL)


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 


22  using HeuristicLab.Common;


23  using HeuristicLab.Core;


24  using HeuristicLab.Data;


25  using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;


26 


27  namespace HeuristicLab.Encodings.IntegerVectorEncoding {


28  /// <summary>


29  /// Generates a new random integer vector with each element uniformly distributed in a specified range.


30  /// </summary>


31  [Item("UniformRandomIntegerVectorCreator", "An operator which creates a new random int vector with each element uniformly distributed in a specified range.")]


32  [StorableClass]


33  public class UniformRandomIntegerVectorCreator : IntegerVectorCreator {


34  [StorableConstructor]


35  protected UniformRandomIntegerVectorCreator(bool deserializing) : base(deserializing) { }


36  protected UniformRandomIntegerVectorCreator(UniformRandomIntegerVectorCreator original, Cloner cloner) : base(original, cloner) { }


37  public UniformRandomIntegerVectorCreator() : base() { }


38 


39  public override IDeepCloneable Clone(Cloner cloner) {


40  return new UniformRandomIntegerVectorCreator(this, cloner);


41  }


42 


43  /// <summary>


44  /// Generates a new random integer vector with the given <paramref name="length"/>.


45  /// </summary>


46  /// <param name="random">The random number generator.</param>


47  /// <param name="length">The length of the int vector.</param>


48  /// <param name="bounds">A matrix containing the inclusive lower and inclusive upper bound in the first and second column and a step size in the third column.


49  /// Each line represents the bounds for a certain dimension. If fewer lines are given, the lines are cycled.</param>


50  /// <returns>The newly created integer vector.</returns>


51  public static IntegerVector Apply(IRandom random, int length, IntMatrix bounds) {


52  var result = new IntegerVector(length);


53  result.Randomize(random, bounds);


54  return result;


55  }


56 


57  /// <summary>


58  /// Forwards the call to <see cref="Apply(IRandom, int, int, int)"/>.


59  /// </summary>


60  /// <param name="random">The pseudo random number generator to use.</param>


61  /// <param name="length">The length of the int vector.</param>


62  /// <param name="bounds">Contains in each row for each dimension minimum (inclusive), maximum (inclusive), and step size.</param>


63  /// <returns>The newly created int vector.</returns>


64  protected override IntegerVector Create(IRandom random, IntValue length, IntMatrix bounds) {


65  return Apply(random, length.Value, bounds);


66  }


67  }


68  }

