Program Listing for File get_mean_epoch.hpp

↰ Return to documentation for file (include/dish2/introspection/get_mean_epoch.hpp)

#pragma once
#ifndef DISH2_INTROSPECTION_GET_MEAN_EPOCH_HPP_INCLUDE
#define DISH2_INTROSPECTION_GET_MEAN_EPOCH_HPP_INCLUDE

#include <algorithm>
#include <iterator>
#include <limits>
#include <type_traits>
#include <vector>

#include "../../../third-party/Empirical/include/emp/base/vector.hpp"
#include "../../../third-party/signalgp-lite/include/sgpl/introspection/count_modules.hpp"

#include "../cell/cardinal_iterators/EpochWrapper.hpp"
#include "../cell/Cell.hpp"
#include "../world/iterators/WorldIteratorAbridger.hpp"
#include "../world/ThreadWorld.hpp"

namespace dish2 {

template< typename Spec >
double get_mean_epoch( const dish2::ThreadWorld<Spec>& world ) {

  const auto& population = world.population;

  using iterator_t = dish2::WorldIteratorAbridger<
    typename emp::vector< dish2::Cell< Spec > >::const_iterator,
    dish2::EpochWrapper<Spec>
  >;

  return std::accumulate(
    iterator_t( std::begin(population) ), iterator_t( std::end(population) ),
    double{}
  ) / population.size();

}

} // namespace dish2

#endif // #ifndef DISH2_INTROSPECTION_GET_MEAN_EPOCH_HPP_INCLUDE