field_iteration.hpp

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// SPDX-FileCopyrightText: 2025 VTT Technical Research Centre of Finland Ltd
// SPDX-License-Identifier: AGPL-3.0-or-later
 
#ifndef PFC_UTILS_FIELD_ITERATION_HPP
#define PFC_UTILS_FIELD_ITERATION_HPP
 
#include "openpfc/core/box3d.hpp"
#include "openpfc/multi_index.hpp"
#include <functional>
 
namespace pfc {
namespace utils {
 
template <typename Func> void iterate_inbox(const Box3D &inbox, Func &&func) {
  int linear_idx = 0;
  for (int k = inbox.low[2]; k <= inbox.high[2]; k++) {
    for (int j = inbox.low[1]; j <= inbox.high[1]; j++) {
      for (int i = inbox.low[0]; i <= inbox.high[0]; i++) {
        func(Int3{i, j, k}, linear_idx++);
      }
    }
  }
}
 
} // namespace utils
} // namespace pfc
 
#endif // PFC_UTILS_FIELD_ITERATION_HPP