1 | package framsticks; |
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2 | |
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3 | import ec.BreedingPipeline; |
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4 | import ec.EvolutionState; |
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5 | import ec.Individual; |
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6 | import ec.util.Parameter; |
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7 | |
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8 | public class FramsticksCrossoverPipeline extends BreedingPipeline { |
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9 | |
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10 | public static final String P_CROSSOVER = "xover"; |
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11 | public static final int NUM_SOURCES = 2; |
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12 | |
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13 | public boolean tossSecondParent; |
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14 | FramsticksIndividual parents[]; |
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15 | |
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16 | public FramsticksCrossoverPipeline() { |
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17 | parents = new FramsticksIndividual[2]; |
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18 | } |
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19 | |
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20 | @Override |
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21 | public int numSources() { |
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22 | return NUM_SOURCES; |
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23 | } |
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24 | |
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25 | @Override |
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26 | public int produce(int min, int max, int start, int subpopulation, Individual[] inds, |
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27 | EvolutionState state, int thread) { |
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28 | int n = typicalIndsProduced(); |
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29 | n = Math.max(Math.min(n, max), min); |
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30 | |
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31 | for (int i = start; i < n + start; i++) { |
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32 | if (sources[0] == sources[1]) { |
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33 | sources[0].produce(2, 2, 0, subpopulation, parents, state, thread); |
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34 | if (!(sources[0] instanceof BreedingPipeline)) { |
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35 | parents[0] = (FramsticksIndividual) (parents[0].clone()); |
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36 | parents[1] = (FramsticksIndividual) (parents[1].clone()); |
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37 | } |
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38 | } else { |
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39 | sources[0].produce(1, 1, 0, subpopulation, parents, state, thread); |
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40 | sources[1].produce(1, 1, 1, subpopulation, parents, state, thread); |
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41 | if (!(sources[0] instanceof BreedingPipeline)) { |
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42 | parents[0] = (FramsticksIndividual) (parents[0].clone()); |
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43 | } |
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44 | if (!(sources[1] instanceof BreedingPipeline)) { |
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45 | parents[1] = (FramsticksIndividual) (parents[1].clone()); |
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46 | } |
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47 | } |
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48 | |
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49 | parents[0].crossover(state, parents[1]); |
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50 | parents[0].evaluated = false; |
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51 | |
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52 | inds[i] = parents[0]; |
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53 | } |
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54 | |
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55 | return n; |
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56 | } |
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57 | |
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58 | public Parameter defaultBase() { |
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59 | return FramsticksDefaults.base().push(P_CROSSOVER); |
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60 | } |
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61 | |
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62 | @Override |
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63 | public Object clone() { |
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64 | FramsticksCrossoverPipeline clone = (FramsticksCrossoverPipeline) (super.clone()); |
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65 | clone.parents = parents.clone(); |
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66 | return clone; |
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67 | } |
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68 | |
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69 | } |
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