Method copy_from

src/material_data.cpp:52–81

      material_grid_kinds{U_DEFAULT} {}

void material_data::copy_from(const material_data &from) {
  which_subclass = from.which_subclass;
  medium = from.medium;

  user_func = from.user_func;
  // NOTE: the user_data field here opaque/void - so this is the best we can do.
  user_data = from.user_data;
  do_averaging = from.do_averaging;

  std::copy(std::begin(from.epsilon_dims), std::end(from.epsilon_dims), std::begin(epsilon_dims));
  if (from.epsilon_data) {
    size_t N = from.epsilon_dims[0] * from.epsilon_dims[1] * from.epsilon_dims[2];
    epsilon_data = new double[N];
    std::copy_n(from.epsilon_data, N, epsilon_data);
  }

  grid_size = from.grid_size;
  if (from.weights) {
    size_t N = from.grid_size.x * from.grid_size.y * from.grid_size.z;
    weights = new double[N];
    std::copy_n(from.weights, N, weights);
  }

  medium_1 = from.medium_1;
  medium_2 = from.medium_2;
  beta = from.beta;
  eta = from.eta;
  damping = from.damping;
  material_grid_kinds = from.material_grid_kinds;
}

material_type_list::material_type_list() : items(NULL), num_items(0) {}