qmaction.cc

#include "qmaction.hh"
/** @file qmaction.cc
 * @brief Implementation of qmaction.hh
 */

/* Copy coarse data from path on coarser level */
void QMAction::copy_from_coarse(const std::shared_ptr<SampleState> x_coarse,
                                std::shared_ptr<SampleState> x_path) {
  assert(M_lat == x_path->data.size());
  assert(M_lat == 2 * x_coarse->data.size());
  for (unsigned int j = 0; j < M_lat / 2; ++j) {
    x_path->data[2 * j] = x_coarse->data[j];
  }
}

/* Copy coarse data from path on finer level */
void QMAction::copy_from_fine(const std::shared_ptr<SampleState> x_fine,
                              std::shared_ptr<SampleState> x_path) {
  assert(M_lat == x_path->data.size());
  assert(2 * M_lat == x_fine->data.size());
  for (unsigned int j = 0; j < M_lat; ++j) {
    x_path->data[j] = x_fine->data[2 * j];
  }
}

/* Return lattice information */
std::string QMAction::info_string() const {
  std::stringstream sstr;
  sstr << "lattice = " << M_lat;
  return sstr.str();
}