GeneralPropagation.cpp

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#include "GeneralPropagation.h"

namespace gplib
  {
    GeneralPropagation::GeneralPropagation(GeneralSelect* const LocalSelect,
        GeneralPopulation* const LocalPopulation, GeneralRNG* const LocalRandom) :
      Select(LocalSelect), Population(LocalPopulation), Random(LocalRandom)
      {
        MutationProb = 0.001;
        CrossoverProb = 0.5;
      }

    GeneralPropagation::GeneralPropagation(GeneralPropagation &Old) :
      Select(Old.Select), Population(Old.Population), Random(Old.Random)
      {
        MutationProb = Old.MutationProb;
        CrossoverProb = Old.CrossoverProb;
      }

    GeneralPropagation::~GeneralPropagation()
      {

      }

    void GeneralPropagation::Crossover(tpopmember &father, tpopmember &mother)
      {
        if (Random->GetNumber() < CrossoverProb)
          {
            tpopmember tempstore(father);
            int crosspoint = Random->GetNumber(father.size() - 2) + 1;
            //cout << "Crosspoint: " << crosspoint << endl;
            copy(mother.begin() + crosspoint, mother.end(), father.begin()
                + crosspoint);
            copy(tempstore.begin() + crosspoint, tempstore.end(),
                mother.begin() + crosspoint);
          }
      }

    void GeneralPropagation::Mutation(tpopmember &child)
      {
        for (unsigned int i = 0; i < child.size(); ++i)
          {
            if (Random->GetNumber() < MutationProb)
              {
                child(i) = !(child(i));
              }

          }
      }
  }