1 | #region License Information
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2 | /* HeuristicLab
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3 | * Copyright (C) 2002-2015 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.Linq;
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23 | using HeuristicLab.Common;
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24 | using HeuristicLab.Core;
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25 | using HeuristicLab.Data;
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26 | using HeuristicLab.Operators;
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27 | using HeuristicLab.Optimization;
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28 | using HeuristicLab.Optimization.Operators;
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29 | using HeuristicLab.Parameters;
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30 | using HeuristicLab.Persistence.Default.CompositeSerializers.Storable;
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31 |
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32 | namespace HeuristicLab.Algorithms.ALPS {
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33 | [Item("LayerUpdator", "Operator which manages the reseeding and creation of layers.")]
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34 | [StorableClass]
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35 | public class LayerUpdator : AlgorithmOperator {
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36 |
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37 | public SolutionsCreator SolutionsCreator {
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38 | get { return OperatorGraph.Iterate().OfType<SolutionsCreator>().First(); }
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39 | }
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40 |
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41 | [StorableConstructor]
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42 | private LayerUpdator(bool deserializing)
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43 | : base(deserializing) { }
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44 | private LayerUpdator(LayerUpdator original, Cloner cloner)
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45 | : base(original, cloner) { }
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46 | public override IDeepCloneable Clone(Cloner cloner) {
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47 | return new LayerUpdator(this, cloner);
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48 | }
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49 | public LayerUpdator(IOperator mainOperator)
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50 | : base() {
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51 | var incGenSlr = new IntCounter() { Name = "Incr. GenerationsSinceLastRefresh" };
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52 | var genSlrEqAgeGap = new Comparator() { Name = "GenerationsSinceLastRefresh >= AgeGap" };
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53 | var updateLayersBranch = new ConditionalBranch() { Name = "UpdateLayers?" };
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54 | // TODO: if expression calculator supports array indexing, use expression calculator
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55 | //var openNewLayerCalculator = new ExpressionCalculator();
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56 | var openNewLayerCalculator = new OpenNewLayerCalculator();
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57 | var openNewLayerBranch = new ConditionalBranch() { Name = "OpenNewLayer?" };
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58 | //var layerCloner = new LastSubScopeCloner() { Name = "Copy Lower Layer" };
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59 | var layerCreator = new LayerCreator() { Name = "Create new Layer" };
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60 | var incrOpenLayers = new IntCounter() { Name = "Incr. OpenLayers" };
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61 | var newLayerResultsCollector = new ResultsCollector() { Name = "Collect new Layer Results" };
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62 | var newLayerProsessor = new LastSubScopeProcessor();
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63 | var layerInitializer = new Assigner() { Name = "Init Layer" };
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64 | var correctAgeProcessor = new UniformSubScopesProcessor() { Name = "Hack: Decrement Age" };
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65 | var correctAgeDecrementor = new IntCounter() { Name = "Age = Age - 1" };
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66 | var incrEvaluatedSolutionsForNewLayer = new SubScopesCounter() { Name = "Update EvaluatedSolutions" };
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67 | var newResultCollectionAssigner = new Assigner() { Name = "Empty Results" };
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68 | var regenerateLayerZeroProsessor = new FirstSubScopeProcessor();
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69 | var subScopesRemover = new SubScopesRemover();
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70 | var solutionsCreator = new SolutionsCreator();
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71 | var initializeAgeProsessor = new UniformSubScopesProcessor();
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72 | var initializeAge = new VariableCreator() { Name = "Initialize Age" };
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73 | var incrEvaluatedSolutionsAfterReseeding = new SubScopesCounter() { Name = "Update EvaluatedSolutions" };
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74 | var resetGenSlr = new Assigner() { Name = "Reset GenerationsSinceLastRefresh" };
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75 |
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76 | OperatorGraph.InitialOperator = incGenSlr;
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77 |
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78 | incGenSlr.ValueParameter.ActualName = "GenerationsSinceLastRefresh";
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79 | incGenSlr.Increment = new IntValue(1);
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80 | incGenSlr.Successor = genSlrEqAgeGap;
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81 |
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82 | genSlrEqAgeGap.LeftSideParameter.ActualName = "GenerationsSinceLastRefresh";
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83 | genSlrEqAgeGap.RightSideParameter.ActualName = "AgeGap";
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84 | genSlrEqAgeGap.Comparison = new Comparison(ComparisonType.GreaterOrEqual);
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85 | genSlrEqAgeGap.ResultParameter.ActualName = "UpdateLayers";
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86 | genSlrEqAgeGap.Successor = updateLayersBranch;
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87 |
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88 | updateLayersBranch.ConditionParameter.ActualName = "UpdateLayers";
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89 | updateLayersBranch.TrueBranch = openNewLayerCalculator;
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90 |
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91 | //openNewLayerCalculator.CollectedValues.Add(new LookupParameter<IntValue>("Generations"));
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92 | //openNewLayerCalculator.CollectedValues.Add(new LookupParameter<IntValue>("AgeGap"));
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93 | //openNewLayerCalculator.CollectedValues.Add(new LookupParameter<IntValue>("OpenLayers"));
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94 | //openNewLayerCalculator.CollectedValues.Add(new LookupParameter<IntValue>("NumberOfLayers"));
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95 | //openNewLayerCalculator.ExpressionParameter.Value = new StringValue("Generations AgeLimits [] OpenedLayers 1 - 1 + = false OpenLayers NumberOfLayers < if");
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96 | //openNewLayerCalculator.ExpressionResultParameter.ActualName = "OpenNewLayer";
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97 | openNewLayerCalculator.Successor = openNewLayerBranch;
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98 |
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99 | openNewLayerBranch.ConditionParameter.ActualName = "OpenNewLayer";
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100 | openNewLayerBranch.TrueBranch = layerCreator;
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101 | openNewLayerBranch.Successor = regenerateLayerZeroProsessor;
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102 |
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103 | //layerCloner.Successor = newLayerProsessor;
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104 | layerCreator.Successor = newLayerProsessor;
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105 |
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106 | //newLayerProsessor.Operator = layerInitializer;
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107 | newLayerProsessor.Operator = incrEvaluatedSolutionsForNewLayer;
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108 | newLayerProsessor.Successor = incrOpenLayers;
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109 |
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110 | layerInitializer.LeftSideParameter.ActualName = "Layer";
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111 | layerInitializer.RightSideParameter.ActualName = "OpenLayers";
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112 | layerInitializer.Successor = correctAgeProcessor;
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113 |
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114 | correctAgeProcessor.Operator = correctAgeDecrementor;
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115 | correctAgeProcessor.Successor = incrEvaluatedSolutionsForNewLayer;
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116 |
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117 | correctAgeDecrementor.Increment = new IntValue(-1);
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118 | correctAgeDecrementor.ValueParameter.ActualName = "Age";
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119 |
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120 | incrEvaluatedSolutionsForNewLayer.ValueParameter.ActualName = "EvaluatedSolutions";
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121 | incrEvaluatedSolutionsForNewLayer.AccumulateParameter.Value = new BoolValue(true);
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122 | //incrEvaluatedSolutionsForNewLayer.Successor = newResultCollectionAssigner;
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123 | incrEvaluatedSolutionsForNewLayer.Successor = mainOperator;
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124 |
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125 | newResultCollectionAssigner.LeftSideParameter.ActualName = "Results";
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126 | newResultCollectionAssigner.RightSideParameter.Value = new ResultCollection();
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127 | newResultCollectionAssigner.Successor = mainOperator;
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128 | // TODO mainOperator increment age
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129 |
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130 | incrOpenLayers.ValueParameter.ActualName = "OpenLayers";
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131 | incrOpenLayers.Increment = new IntValue(1);
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132 | incrOpenLayers.Successor = newLayerResultsCollector;
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133 |
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134 | newLayerResultsCollector.CollectedValues.Add(new ScopeTreeLookupParameter<ResultCollection>("LayerResults", "Result set for each layer", "Results"));
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135 | newLayerResultsCollector.CopyValue = new BoolValue(false);
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136 | newLayerResultsCollector.Successor = null;
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137 |
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138 | regenerateLayerZeroProsessor.Operator = subScopesRemover;
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139 | regenerateLayerZeroProsessor.Successor = resetGenSlr;
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140 |
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141 | subScopesRemover.Successor = solutionsCreator;
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142 |
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143 | solutionsCreator.Successor = initializeAgeProsessor;
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144 |
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145 | initializeAgeProsessor.Operator = initializeAge;
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146 | initializeAgeProsessor.Successor = incrEvaluatedSolutionsAfterReseeding;
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147 |
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148 | initializeAge.CollectedValues.Add(new ValueParameter<IntValue>("Age", new IntValue(0)));
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149 | initializeAge.Successor = null;
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150 |
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151 | incrEvaluatedSolutionsAfterReseeding.ValueParameter.ActualName = "EvaluatedSolutions";
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152 | incrEvaluatedSolutionsAfterReseeding.AccumulateParameter.Value = new BoolValue(true);
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153 | incrEvaluatedSolutionsAfterReseeding.Successor = null;
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154 |
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155 | resetGenSlr.LeftSideParameter.ActualName = "GenerationsSinceLastRefresh";
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156 | resetGenSlr.RightSideParameter.Value = new IntValue(0);
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157 | resetGenSlr.Successor = null;
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158 | }
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159 | }
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160 | } |
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