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 HeuristicLab.Common;
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23 | using HeuristicLab.Core;
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24 | using HeuristicLab.Data;
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25 | using HeuristicLab.Encodings.IntegerVectorEncoding;
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26 | using HeuristicLab.Operators;
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27 | using HeuristicLab.Parameters;
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28 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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29 |
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30 | namespace HeuristicLab.Problems.Orienteering {
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31 | public class OrienteeringEvaluator : InstrumentedOperator, IOrienteeringEvaluator {
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32 | public ILookupParameter<DoubleValue> QualityParameter {
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33 | get { return (ILookupParameter<DoubleValue>)Parameters["Quality"]; }
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34 | }
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35 | public ILookupParameter<IntegerVector> IntegerVectorParameter {
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36 | get { return (ILookupParameter<IntegerVector>)Parameters["IntegerVector"]; }
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37 | }
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38 | public ILookupParameter<DoubleArray> ScoresParameter {
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39 | get { return (ILookupParameter<DoubleArray>)Parameters["Scores"]; }
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40 | }
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41 |
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42 | [StorableConstructor]
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43 | protected OrienteeringEvaluator(bool deserializing)
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44 | : base(deserializing) {
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45 | }
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46 | protected OrienteeringEvaluator(OrienteeringEvaluator original, Cloner cloner)
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47 | : base(original, cloner) {
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48 | }
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49 | public override IDeepCloneable Clone(Cloner cloner) {
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50 | return new OrienteeringEvaluator(this, cloner);
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51 | }
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52 | public OrienteeringEvaluator()
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53 | : base() {
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54 | Parameters.Add(new LookupParameter<DoubleValue>("Quality", "The evaluated quality of the Orienteering solution."));
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55 | Parameters.Add(new LookupParameter<IntegerVector>("IntegerVector", "The Orienteering Solution given in path representation."));
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56 | Parameters.Add(new LookupParameter<DoubleArray>("Scores", "The scores of the points."));
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57 | }
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58 |
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59 | public class OrienteeringEvaluation {
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60 | public DoubleValue Quality;
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61 | }
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62 |
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63 | public static OrienteeringEvaluation Apply(IntegerVector solution, DoubleArray scores) {
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64 | // TODO distance penalty
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65 | double score = 0.0;
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66 |
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67 | for (int i = 0; i < solution.Length; i++) {
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68 | score += scores[i];
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69 | }
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70 |
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71 | return new OrienteeringEvaluation {
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72 | Quality = new DoubleValue(score)
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73 | };
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74 | }
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75 |
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76 | public override IOperation InstrumentedApply() {
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77 | var evaluation = Apply(IntegerVectorParameter.ActualValue, ScoresParameter.ActualValue);
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78 |
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79 | QualityParameter.ActualValue = evaluation.Quality;
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80 |
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81 | return base.InstrumentedApply();
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82 | }
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83 | }
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84 | } |
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