PermutationCrsOX2.cpp

#include "../ECF_base.h"
#include "Permutation.h"
#include <map>
 
 
namespace Permutation
{
 
void PermutationCrsOX2::registerParameters(StateP state)
{
    myGenotype_->registerParameter(state, "crx.OX2", (voidP) new double(0), ECF::DOUBLE);
}
 
 
bool PermutationCrsOX2::initialize(StateP state)
{
    voidP sptr = myGenotype_->getParameterValue(state, "crx.OX2");
    probability_ = *((double*)sptr.get());
    return true;
}
 
 
bool PermutationCrsOX2::mate(GenotypeP gen1, GenotypeP gen2, GenotypeP child)
{
    Permutation* p1 = (Permutation*) (gen1.get());
    Permutation* p2 = (Permutation*) (gen2.get());
    Permutation* ch = (Permutation*) (child.get());
 
    int start = state_->getRandomizer()->getRandomInteger(p1->getSize());
    int end = state_->getRandomizer()->getRandomInteger(start, (int) p1->getSize() - 1);
 
    std::map<int, int> subSet;
 
    int ind1 = state_->getRandomizer()->getRandomInteger(p1->getSize() - 1);
    int ind2 = state_->getRandomizer()->getRandomInteger(ind1, (int) p1->getSize() - 1);
 
    // copy subvector into child
    for(int i = ind1; i <= ind2; i++) {
        ch->variables[i] = p1->variables[i];
        subSet[p1->variables[i]] = 1; //bilo je 0
    }
    int indexChild = (ind2 + 1) % p1->getSize();
    std::map<int, int>::iterator iter = subSet.begin();
 
    // krecemo od pocetka
 
    int index = 0;
    for (int i = 0; i < (int) p1->getSize(); i++) {  // copy remaining part of second permutation
        if (index == ind1) {  // skip already copied part
            index = ind2 + 1;
        }
        if (!subSet[p2->variables[i]]) {
            ch->variables[index] = p2->variables[i];
            index++;
        }
    }
 
    return true;
}
 
}