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source: trunk/sources/HeuristicLab.RealVector/RealVectorCrossoverBase.cs @ 23

Last change on this file since 23 was 2, checked in by swagner, 17 years ago

Added HeuristicLab 3.0 sources from former SVN repository at revision 52

File size: 2.1 KB
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[2]1#region License Information
2/* HeuristicLab
3 * Copyright (C) 2002-2008 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
22using System;
23using System.Collections.Generic;
24using System.Text;
25using HeuristicLab.Core;
26using HeuristicLab.Data;
27using HeuristicLab.Evolutionary;
28
29namespace HeuristicLab.RealVector {
30  public abstract class RealVectorCrossoverBase : CrossoverBase {
31    public RealVectorCrossoverBase()
32      : base() {
33      AddVariableInfo(new VariableInfo("RealVector", "Parent and child real vector", typeof(DoubleArrayData), VariableKind.In | VariableKind.New));
34    }
35
36    protected sealed override void Cross(IScope scope, IRandom random, IScope parent1, IScope parent2, IScope child) {
37      IVariableInfo realVectorInfo = GetVariableInfo("RealVector");
38      DoubleArrayData vector1 = parent1.GetVariableValue<DoubleArrayData>(realVectorInfo.ActualName, false);
39      DoubleArrayData vector2 = parent2.GetVariableValue<DoubleArrayData>(realVectorInfo.ActualName, false);
40
41      if (vector1.Data.Length != vector2.Data.Length) throw new InvalidOperationException("Cannot apply crossover to real vectors of different length.");
42
43      double[] result = Cross(scope, random, vector1.Data, vector2.Data);
44      child.AddVariable(new Variable(realVectorInfo.ActualName, new DoubleArrayData(result)));
45    }
46
47    protected abstract double[] Cross(IScope scope, IRandom random, double[] parent1, double[] parent2);
48  }
49}
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