1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2014 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
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4 | *
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5 | * This file is part of HeuristicLab.
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6 | *
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7 | * HeuristicLab is free software: you can redistribute it and/or modify
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8 | * it under the terms of the GNU General Public License as published by
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9 | * the Free Software Foundation, either version 3 of the License, or
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10 | * (at your option) any later version.
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11 | *
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12 | * HeuristicLab is distributed in the hope that it will be useful,
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13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of
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14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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15 | * GNU General Public License for more details.
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16 | *
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17 | * You should have received a copy of the GNU General Public License
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18 | * along with HeuristicLab. If not, see <http://www.gnu.org/licenses/>.
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19 | */
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20 | #endregion
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21 |
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22 | using System;
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23 | using System.Collections.Generic;
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24 | using System.Linq;
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25 | using HeuristicLab.Common;
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26 | using HeuristicLab.Core;
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27 | using HeuristicLab.Data;
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28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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29 |
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30 | namespace HeuristicLab.Problems.Programmable {
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31 | [Item("RealEncoding", "Describes a real vector encoding.")]
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32 | [StorableClass]
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33 | public class RealEncoding : Encoding {
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34 | [Storable]
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35 | private IntValue length;
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36 | public IntValue Length {
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37 | get { return length; }
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38 | set {
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39 | if (length == value) return;
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40 | length = value;
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41 | OnParameterConfigurationChanged();
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42 | }
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43 | }
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44 |
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45 | [Storable]
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46 | private DoubleMatrix bounds;
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47 | public DoubleMatrix Bounds {
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48 | get { return bounds; }
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49 | set {
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50 | if (bounds == value) return;
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51 | bounds = value;
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52 | OnParameterConfigurationChanged();
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53 | }
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54 | }
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55 |
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56 | [StorableConstructor]
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57 | protected RealEncoding(bool deserializing) : base(deserializing) { }
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58 | protected RealEncoding(RealEncoding original, Cloner cloner)
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59 | : base(original, cloner) {
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60 | length = cloner.Clone(original.length);
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61 | bounds = cloner.Clone(original.bounds);
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62 | }
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63 | public RealEncoding(string name, int length, double min, double max)
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64 | : base(name) {
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65 | if (min >= max) throw new ArgumentException("min must be less than max", "min");
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66 | this.length = new IntValue(length);
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67 | bounds = new DoubleMatrix(1, 2);
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68 | bounds[0, 0] = min;
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69 | bounds[0, 1] = max;
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70 | }
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71 | public RealEncoding(string name, int length, IList<double> min, IList<double> max)
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72 | : base(name) {
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73 | if (min.Count == 0) throw new ArgumentException("Bounds must be given for the real parameters.");
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74 | if (min.Count != max.Count) throw new ArgumentException("min must be of the same length as max", "min");
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75 | if (min.Zip(max, (mi, ma) => mi >= ma).Any(x => x)) throw new ArgumentException("min must be less than max in each dimension", "min");
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76 | this.length = new IntValue(length);
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77 | bounds = new DoubleMatrix(min.Count, 2);
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78 | for (int i = 0; i < min.Count; i++) {
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79 | bounds[i, 0] = min[i];
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80 | bounds[i, 1] = max[i];
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81 | }
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82 | }
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83 |
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84 | public override IDeepCloneable Clone(Cloner cloner) {
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85 | return new RealEncoding(this, cloner);
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86 | }
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87 |
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88 | }
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89 | }
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