eoDominanceMap.h

//-----------------------------------------------------------------------------

#ifndef eoDominanceMap_h
#define eoDominanceMap_h

#include <eoFunctor.h>
#include <eoPop.h>

template <class EoType>
class eoDominanceMap : public eoUF<const eoPop<EoType>&, void>, public std::vector<std::vector<bool> >
{
public:

    void clear() {
        std::vector<std::vector<bool> >::clear();
        fitness.clear();
    }

  void operator()(const eoPop<EoType>& _pop)
  {
    setup(_pop);
    return;
  }

  void remove(unsigned i)
  {
    for (unsigned j = 0; j < size(); ++j)
    {
      operator[](i)[j] = false; // clear row
      operator[](j)[i] = false; // clear col
    }
  }

  void setup(const eoPop<EoType>& _pop)
  {
    fitness.resize(_pop.size());
    resize(_pop.size());

    for (unsigned i = 0; i < _pop.size(); ++i)
    {
      fitness[i] = _pop[i].fitness();
      operator[](i).resize(_pop.size(), false);

      for (unsigned j = 0; j < i; ++j)
      {
        if (_pop[i].fitness().dominates(_pop[j].fitness()))
        {
          operator[](i)[j] = true;
          operator[](j)[i] = false;
        }
        else if (_pop[j].fitness().dominates(_pop[i].fitness()))
        {
          operator[](i)[j] = false;
          operator[](j)[i] = true;
        }
        else
        {
          operator[](i)[j] = false;
          operator[](j)[i] = false;
        }
      }
    }
  }

  std::vector<double> sum_dominators() const
  {
    std::vector<double> result(size(), 0.0);

    for (unsigned i = 0; i < size(); ++i)
    {
      for (unsigned j = 0; j < size(); ++j)
      {
        if (operator[](i)[j]) // i dominates j
          result[j]++;
      }
    }

    return result;
  }

  std::vector<double> sum_dominants() const
  {
    std::vector<double> result(size(), 0.0);

    for (unsigned i = 0; i < size(); ++i)
    {
      for (unsigned j = 0; j < size(); ++j)
      {
        if (operator[](i)[j]) // i dominates j
          result[i]++;
      }
    }

    return result;
  }

  private :


  std::vector<typename EoType::Fitness> fitness;
};

#endif

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