Exemplo n.º 1
0
void
move_packet (rpacket_t * packet, storage_model_t * storage, double distance)
{
  double doppler_factor = rpacket_doppler_factor (packet, storage);
  if (distance > 0.0)
    {
      double r = rpacket_get_r (packet);
      double new_r =
        sqrt (r * r + distance * distance +
              2.0 * r * distance * rpacket_get_mu (packet));
      rpacket_set_mu (packet,
                      (rpacket_get_mu (packet) * r + distance) / new_r);
      rpacket_set_r (packet, new_r);
      if (rpacket_get_virtual_packet (packet) <= 0)
        {
          double comov_energy = rpacket_get_energy (packet) * doppler_factor;
          double comov_nu = rpacket_get_nu (packet) * doppler_factor;
#ifdef WITHOPENMP
#pragma omp atomic
#endif
          storage->js[rpacket_get_current_shell_id (packet)] +=
            comov_energy * distance;
#ifdef WITHOPENMP
#pragma omp atomic
#endif
          storage->nubars[rpacket_get_current_shell_id (packet)] +=
            comov_energy * distance * comov_nu;
        }
    }
}
Exemplo n.º 2
0
/* initialise RPacket */
static void init_rpacket(rpacket_t *rp){
	double MU = 0.3;
	double R = 7.5e14;
	double ENERGY = 0.9;
	int NEXT_LINE_ID = 1;
	double NU = 0.4;
	double NU_LINE = 0.2;
	int CURRENT_SHELL_ID = 0;

	double TAU_EVENT = 2.9e13;

	rpacket_set_current_shell_id(rp, CURRENT_SHELL_ID);
	rpacket_set_next_shell_id(rp, CURRENT_SHELL_ID+1);
	rpacket_set_mu(rp, MU);
	rpacket_set_nu(rp, NU);
	rpacket_set_r(rp, R);
	rpacket_set_last_line(rp, false);
	rpacket_set_recently_crossed_boundary(rp, 1);

	rpacket_set_close_line(rp, false);
	rpacket_set_nu_line(rp, NU_LINE);

	rpacket_set_next_line_id(rp, NEXT_LINE_ID);

	rpacket_set_tau_event(rp, TAU_EVENT);
	rpacket_set_virtual_packet(rp, 0);
	rpacket_set_energy(rp, ENERGY);
	rpacket_set_virtual_packet_flag(rp, true);
	rpacket_set_status(rp, TARDIS_PACKET_STATUS_IN_PROCESS);
	rpacket_set_id(rp, 0);

	rpacket_set_current_continuum_id(rp, 1);
}
Exemplo n.º 3
0
void
move_packet_across_shell_boundary (rpacket_t * packet,
                                   storage_model_t * storage, double distance, rk_state *mt_state)
{
  move_packet (packet, storage, distance);
  if (rpacket_get_virtual_packet (packet) > 0)
    {
      double delta_tau_event = rpacket_get_chi_continuum(packet) * distance;
      rpacket_set_tau_event (packet,
                             rpacket_get_tau_event (packet) +
                             delta_tau_event);
    }
  else
    {
      rpacket_reset_tau_event (packet, mt_state);
    }
  if ((rpacket_get_current_shell_id (packet) < storage->no_of_shells - 1
       && rpacket_get_next_shell_id (packet) == 1)
      || (rpacket_get_current_shell_id (packet) > 0
          && rpacket_get_next_shell_id (packet) == -1))
    {
      rpacket_set_current_shell_id (packet,
                                    rpacket_get_current_shell_id (packet) +
                                    rpacket_get_next_shell_id (packet));
    }
  else if (rpacket_get_next_shell_id (packet) == 1)
    {
      rpacket_set_status (packet, TARDIS_PACKET_STATUS_EMITTED);
    }
  else if ((storage->reflective_inner_boundary == 0) ||
           (rk_double (mt_state) > storage->inner_boundary_albedo))
    {
      rpacket_set_status (packet, TARDIS_PACKET_STATUS_REABSORBED);
    }
  else
    {
      double doppler_factor = rpacket_doppler_factor (packet, storage);
      double comov_nu = rpacket_get_nu (packet) * doppler_factor;
      double comov_energy = rpacket_get_energy (packet) * doppler_factor;
      rpacket_set_mu (packet, rk_double (mt_state));
      double inverse_doppler_factor = 1.0 / rpacket_doppler_factor (packet, storage);
      rpacket_set_nu (packet, comov_nu * inverse_doppler_factor);
      rpacket_set_energy (packet, comov_energy * inverse_doppler_factor);
      if (rpacket_get_virtual_packet_flag (packet) > 0)
        {
          montecarlo_one_packet (storage, packet, -2, mt_state);
        }
    }
}
Exemplo n.º 4
0
tardis_error_t
rpacket_init (rpacket_t * packet, storage_model_t * storage, int packet_index,
              int virtual_packet_flag, double * chi_bf_tmp_partial)
{
  int64_t current_line_id;
  tardis_error_t ret_val = TARDIS_ERROR_OK;
  double current_nu = storage->packet_nus[packet_index];
  double current_energy = storage->packet_energies[packet_index];
  double current_mu = storage->packet_mus[packet_index];
  double comov_current_nu = current_nu;
  int current_shell_id = 0;
  double current_r = storage->r_inner[0];
  double beta = current_r * storage->inverse_time_explosion * INVERSE_C;

  if (storage->full_relativity)
    {
      current_nu = current_nu * (1 + beta * current_mu) / sqrt(1 - beta * beta);
      current_energy = current_energy * (1 + beta * current_mu) / sqrt(1 - beta * beta);
      current_mu = (current_mu + beta) / (1 + beta * current_mu);
    }
  else
    {
      current_nu = current_nu / (1 - beta * current_mu);
      current_energy = current_energy / (1 - beta * current_mu);
    }
  if ((ret_val =
       line_search (storage->line_list_nu, comov_current_nu,
                    storage->no_of_lines,
                    &current_line_id)) != TARDIS_ERROR_OK)
    {
      return ret_val;
    }
  bool last_line = (current_line_id == storage->no_of_lines);
  rpacket_set_nu (packet, current_nu);
  rpacket_set_mu (packet, current_mu);
  rpacket_set_energy (packet, current_energy);
  rpacket_set_r (packet, current_r);
  rpacket_set_current_shell_id (packet, current_shell_id);
  rpacket_set_next_line_id (packet, current_line_id);
  rpacket_set_last_line (packet, last_line);
  rpacket_set_close_line (packet, false);
  rpacket_set_virtual_packet_flag (packet, virtual_packet_flag);
  packet->chi_bf_tmp_partial = chi_bf_tmp_partial;
  packet->compute_chi_bf = true;
  packet->vpacket_weight = 1.0;
  return ret_val;
}
Exemplo n.º 5
0
void move_packet_across_shell_boundary(rpacket_t *packet, storage_model_t *storage, double distance)
{
  double comov_energy, doppler_factor, comov_nu, inverse_doppler_factor;
  move_packet(packet, storage, distance);
  if (rpacket_get_virtual_packet(packet) > 0)
    {
      double delta_tau_event = distance * 
	storage->electron_densities[rpacket_get_current_shell_id(packet)] * 
	storage->sigma_thomson;
      rpacket_set_tau_event(packet, rpacket_get_tau_event(packet) + delta_tau_event);
    }
  else
    {
      rpacket_reset_tau_event(packet);
    }
  if ((rpacket_get_current_shell_id(packet) < storage->no_of_shells - 1 && rpacket_get_next_shell_id(packet) == 1) || 
      (rpacket_get_current_shell_id(packet) > 0 && rpacket_get_next_shell_id(packet) == -1))
    {
      rpacket_set_current_shell_id(packet, rpacket_get_current_shell_id(packet) + rpacket_get_next_shell_id(packet));
      rpacket_set_recently_crossed_boundary(packet, rpacket_get_next_shell_id(packet));
    }
  else if (rpacket_get_next_shell_id(packet) == 1)
    {
      rpacket_set_status(packet, TARDIS_PACKET_STATUS_EMITTED);
    }
  else if ((storage->reflective_inner_boundary == 0) || 
	   (rk_double(&mt_state) > storage->inner_boundary_albedo))
    {
      rpacket_set_status(packet, TARDIS_PACKET_STATUS_REABSORBED);
    }
  else
    {
      doppler_factor = rpacket_doppler_factor(packet, storage);
      comov_nu = rpacket_get_nu(packet) * doppler_factor;
      comov_energy = rpacket_get_energy(packet) * doppler_factor;
      rpacket_set_mu(packet, rk_double(&mt_state));
      inverse_doppler_factor = 1.0 / rpacket_doppler_factor(packet, storage);
      rpacket_set_nu(packet, comov_nu * inverse_doppler_factor);
      rpacket_set_energy(packet, comov_energy * inverse_doppler_factor);
      rpacket_set_recently_crossed_boundary(packet, 1);
      if (rpacket_get_virtual_packet_flag(packet) > 0)
	{
	  montecarlo_one_packet(storage, packet, -2);
	}
    }
}
Exemplo n.º 6
0
void montecarlo_thomson_scatter(rpacket_t *packet, storage_model_t *storage, double distance)
{
  double comov_energy, doppler_factor, comov_nu, inverse_doppler_factor;
  doppler_factor = move_packet(packet, storage, distance);
  comov_nu = rpacket_get_nu(packet) * doppler_factor;
  comov_energy = rpacket_get_energy(packet) * doppler_factor;
  rpacket_set_mu(packet, 2.0 * rk_double(&mt_state) - 1.0);
  inverse_doppler_factor = 1.0 / rpacket_doppler_factor(packet, storage);
  rpacket_set_nu(packet, comov_nu * inverse_doppler_factor);
  rpacket_set_energy(packet, comov_energy * inverse_doppler_factor);
  rpacket_reset_tau_event(packet);
  rpacket_set_recently_crossed_boundary(packet, 0);
  storage->last_interaction_type[storage->current_packet_id] = 1;
  if (rpacket_get_virtual_packet_flag(packet) > 0)
    {
      montecarlo_one_packet(storage, packet, 1);
    }  
}
Exemplo n.º 7
0
void
montecarlo_thomson_scatter (rpacket_t * packet, storage_model_t * storage,
                            double distance, rk_state *mt_state)
{
  move_packet (packet, storage, distance);
  double doppler_factor = rpacket_doppler_factor (packet, storage);
  double comov_nu = rpacket_get_nu (packet) * doppler_factor;
  double comov_energy = rpacket_get_energy (packet) * doppler_factor;
  rpacket_set_mu (packet, 2.0 * rk_double (mt_state) - 1.0);
  double inverse_doppler_factor = 1.0 / rpacket_doppler_factor (packet, storage);
  rpacket_set_nu (packet, comov_nu * inverse_doppler_factor);
  rpacket_set_energy (packet, comov_energy * inverse_doppler_factor);
  rpacket_reset_tau_event (packet, mt_state);
  storage->last_interaction_type[rpacket_get_id (packet)] = 1;
  if (rpacket_get_virtual_packet_flag (packet) > 0)
    {
      montecarlo_one_packet (storage, packet, 1, mt_state);
    }
}
Exemplo n.º 8
0
inline double move_packet(rpacket_t *packet, storage_model_t *storage, double distance)
{
  double new_r, doppler_factor, comov_energy, comov_nu;
  doppler_factor = rpacket_doppler_factor(packet, storage);
  if (distance > 0.0)
    {
      double r = rpacket_get_r(packet);
      new_r = sqrt(r * r + distance * distance + 2.0 * r * distance * rpacket_get_mu(packet));
      rpacket_set_mu(packet, (rpacket_get_mu(packet) * r + distance) / new_r);
      rpacket_set_r(packet, new_r);
      if (rpacket_get_virtual_packet(packet) <= 0)
	{
	  comov_energy = rpacket_get_energy(packet) * doppler_factor;
	  comov_nu = rpacket_get_nu(packet) * doppler_factor;
	  storage->js[rpacket_get_current_shell_id(packet)] += comov_energy * distance;
	  storage->nubars[rpacket_get_current_shell_id(packet)] += comov_energy * distance * comov_nu;
	}
    }
  return doppler_factor;
}
Exemplo n.º 9
0
tardis_error_t rpacket_init(rpacket_t *packet, storage_model_t *storage, int packet_index, int virtual_packet_flag)
{
  double nu_line;
  double current_r;
  double current_mu;
  double current_nu;
  double comov_current_nu;
  double current_energy;
  int64_t current_line_id;
  int current_shell_id;
  bool last_line;
  bool close_line;
  int recently_crossed_boundary;
  tardis_error_t ret_val = TARDIS_ERROR_OK;
  current_nu = storage->packet_nus[packet_index];
  current_energy = storage->packet_energies[packet_index];
  current_mu = storage->packet_mus[packet_index];
  comov_current_nu = current_nu;
  current_shell_id = 0;
  current_r = storage->r_inner[0];
  current_nu = current_nu / (1 - (current_mu * current_r * storage->inverse_time_explosion * INVERSE_C));
  current_energy = current_energy / (1 - (current_mu * current_r * storage->inverse_time_explosion * INVERSE_C));
  if ((ret_val = line_search(storage->line_list_nu, comov_current_nu, storage->no_of_lines, &current_line_id)) != TARDIS_ERROR_OK)
    {
      return ret_val;
    }
  last_line = (current_line_id == storage->no_of_lines);
  recently_crossed_boundary = true;
  rpacket_set_nu(packet, current_nu);
  rpacket_set_mu(packet, current_mu);
  rpacket_set_energy(packet, current_energy);
  rpacket_set_r(packet, current_r);
  rpacket_set_current_shell_id(packet, current_shell_id);
  rpacket_set_next_line_id(packet, current_line_id);
  rpacket_set_last_line(packet, last_line);
  rpacket_set_close_line(packet, false);
  rpacket_set_recently_crossed_boundary(packet, recently_crossed_boundary);
  rpacket_set_virtual_packet_flag(packet, virtual_packet_flag);
  return ret_val;
}
Exemplo n.º 10
0
void
montecarlo_line_scatter (rpacket_t * packet, storage_model_t * storage,
                         double distance, rk_state *mt_state)
{
  uint64_t next_line_id = rpacket_get_next_line_id (packet);
  uint64_t line2d_idx = next_line_id +
    storage->no_of_lines * rpacket_get_current_shell_id (packet);
  if (rpacket_get_virtual_packet (packet) == 0)
    {
      increment_j_blue_estimator (packet, storage, distance, line2d_idx);
      increment_Edotlu_estimator (packet, storage, line2d_idx);
    }
  double tau_line =
    storage->line_lists_tau_sobolevs[line2d_idx];
  double tau_continuum = rpacket_get_chi_continuum(packet) * distance;
  double tau_combined = tau_line + tau_continuum;
  //rpacket_set_next_line_id (packet, rpacket_get_next_line_id (packet) + 1);

  if (next_line_id + 1 == storage->no_of_lines)
    {
      rpacket_set_last_line (packet, true);
    }
  if (rpacket_get_virtual_packet (packet) > 0)
    {
      rpacket_set_tau_event (packet,
                             rpacket_get_tau_event (packet) + tau_line);
      rpacket_set_next_line_id (packet, next_line_id + 1);
    }
  else if (rpacket_get_tau_event (packet) < tau_combined)
    {
      move_packet (packet, storage, distance);
      double old_doppler_factor = rpacket_doppler_factor (packet, storage);
      rpacket_set_mu (packet, 2.0 * rk_double (mt_state) - 1.0);
      double inverse_doppler_factor = 1.0 / rpacket_doppler_factor (packet, storage);
      double comov_energy = rpacket_get_energy (packet) * old_doppler_factor;
      rpacket_set_energy (packet, comov_energy * inverse_doppler_factor);
      storage->last_interaction_in_nu[rpacket_get_id (packet)] =
        rpacket_get_nu (packet);
      storage->last_line_interaction_in_id[rpacket_get_id (packet)] =
        next_line_id;
      storage->last_line_interaction_shell_id[rpacket_get_id (packet)] =
        rpacket_get_current_shell_id (packet);
      storage->last_interaction_type[rpacket_get_id (packet)] = 2;
      int64_t emission_line_id = 0;
      if (storage->line_interaction_id == 0)
        {
          emission_line_id = next_line_id;
        }
      else if (storage->line_interaction_id >= 1)
        {
          emission_line_id = macro_atom (packet, storage, mt_state);
        }
      storage->last_line_interaction_out_id[rpacket_get_id (packet)] =
        emission_line_id;
      rpacket_set_nu (packet,
                      storage->line_list_nu[emission_line_id] *
                      inverse_doppler_factor);
      rpacket_set_nu_line (packet, storage->line_list_nu[emission_line_id]);
      rpacket_set_next_line_id (packet, emission_line_id + 1);
      rpacket_reset_tau_event (packet, mt_state);
      if (rpacket_get_virtual_packet_flag (packet) > 0)
        {
          bool virtual_close_line = false;
          if (!rpacket_get_last_line (packet) &&
              fabs (storage->line_list_nu[rpacket_get_next_line_id (packet)] -
                    rpacket_get_nu_line (packet)) <
              (rpacket_get_nu_line (packet)* 1e-7))
            {
              virtual_close_line = true;
            }
          // QUESTIONABLE!!!
          bool old_close_line = rpacket_get_close_line (packet);
          rpacket_set_close_line (packet, virtual_close_line);
          montecarlo_one_packet (storage, packet, 1, mt_state);
          rpacket_set_close_line (packet, old_close_line);
          virtual_close_line = false;
        }
    }
  else
    {
      rpacket_set_tau_event (packet,
                             rpacket_get_tau_event (packet) - tau_line);
      rpacket_set_next_line_id (packet, next_line_id + 1);
    }
  if (!rpacket_get_last_line (packet) &&
      fabs (storage->line_list_nu[rpacket_get_next_line_id (packet)] -
            rpacket_get_nu_line (packet)) < (rpacket_get_nu_line (packet)*
                                             1e-7))
    {
      rpacket_set_close_line (packet, true);
    }
}
Exemplo n.º 11
0
int64_t
montecarlo_one_packet (storage_model_t * storage, rpacket_t * packet,
                       int64_t virtual_mode, rk_state *mt_state)
{
  int64_t reabsorbed=-1;
  if (virtual_mode == 0)
    {
      reabsorbed = montecarlo_one_packet_loop (storage, packet, 0, mt_state);
    }
  else
    {
      if ((rpacket_get_nu (packet) > storage->spectrum_virt_start_nu) && (rpacket_get_nu(packet) < storage->spectrum_virt_end_nu))
        {
          for (int64_t i = 0; i < rpacket_get_virtual_packet_flag (packet); i++)
            {
              double weight;
              rpacket_t virt_packet = *packet;
              double mu_min;
              if (rpacket_get_r(&virt_packet) > storage->r_inner[0])
                {
                  mu_min =
                    -1.0 * sqrt (1.0 -
                                 (storage->r_inner[0] / rpacket_get_r(&virt_packet)) *
                                 (storage->r_inner[0] / rpacket_get_r(&virt_packet)));
                }
              else
                {
                  mu_min = 0.0;
                }
              double mu_bin = (1.0 - mu_min) / rpacket_get_virtual_packet_flag (packet);
              rpacket_set_mu(&virt_packet,mu_min + (i + rk_double (mt_state)) * mu_bin);
              switch (virtual_mode)
                {
                case -2:
                  weight = 1.0 / rpacket_get_virtual_packet_flag (packet);
                  break;
                case -1:
                  weight =
                    2.0 * rpacket_get_mu(&virt_packet) /
                    rpacket_get_virtual_packet_flag (packet);
                  break;
                case 1:
                  weight =
                    (1.0 -
                     mu_min) / 2.0 / rpacket_get_virtual_packet_flag (packet);
                  break;
                default:
                  fprintf (stderr, "Something has gone horribly wrong!\n");
                  // FIXME MR: we need to somehow signal an error here
                  // I'm adding an exit() here to inform the compiler about the impossible path
                  exit(1);
                }
              double doppler_factor_ratio =
                rpacket_doppler_factor (packet, storage) /
                rpacket_doppler_factor (&virt_packet, storage);
              rpacket_set_energy(&virt_packet,
                                 rpacket_get_energy (packet) * doppler_factor_ratio);
              rpacket_set_nu(&virt_packet,rpacket_get_nu (packet) * doppler_factor_ratio);
              reabsorbed = montecarlo_one_packet_loop (storage, &virt_packet, 1, mt_state);
#ifdef WITH_VPACKET_LOGGING
#ifdef WITHOPENMP
#pragma omp critical
                {
#endif // WITHOPENMP
                  if (storage->virt_packet_count >= storage->virt_array_size)
                    {
                      storage->virt_array_size *= 2;
                      storage->virt_packet_nus = safe_realloc(storage->virt_packet_nus, sizeof(double) * storage->virt_array_size);
                      storage->virt_packet_energies = safe_realloc(storage->virt_packet_energies, sizeof(double) * storage->virt_array_size);
                      storage->virt_packet_last_interaction_in_nu = safe_realloc(storage->virt_packet_last_interaction_in_nu, sizeof(double) * storage->virt_array_size);
                      storage->virt_packet_last_interaction_type = safe_realloc(storage->virt_packet_last_interaction_type, sizeof(int64_t) * storage->virt_array_size);
                      storage->virt_packet_last_line_interaction_in_id = safe_realloc(storage->virt_packet_last_line_interaction_in_id, sizeof(int64_t) * storage->virt_array_size);
                      storage->virt_packet_last_line_interaction_out_id = safe_realloc(storage->virt_packet_last_line_interaction_out_id, sizeof(int64_t) * storage->virt_array_size);
                    }
                  storage->virt_packet_nus[storage->virt_packet_count] = rpacket_get_nu(&virt_packet);
                  storage->virt_packet_energies[storage->virt_packet_count] = rpacket_get_energy(&virt_packet) * weight;
                  storage->virt_packet_last_interaction_in_nu[storage->virt_packet_count] = storage->last_interaction_in_nu[rpacket_get_id (packet)];
                  storage->virt_packet_last_interaction_type[storage->virt_packet_count] = storage->last_interaction_type[rpacket_get_id (packet)];
                  storage->virt_packet_last_line_interaction_in_id[storage->virt_packet_count] = storage->last_line_interaction_in_id[rpacket_get_id (packet)];
                  storage->virt_packet_last_line_interaction_out_id[storage->virt_packet_count] = storage->last_line_interaction_out_id[rpacket_get_id (packet)];
                  storage->virt_packet_count += 1;
#ifdef WITHOPENMP
                }
#endif // WITHOPENMP
#endif // WITH_VPACKET_LOGGING
              if ((rpacket_get_nu(&virt_packet) < storage->spectrum_end_nu) &&
                  (rpacket_get_nu(&virt_packet) > storage->spectrum_start_nu))
                {
#ifdef WITHOPENMP
#pragma omp critical
                    {
#endif // WITHOPENMP
                      int64_t virt_id_nu =
                        floor ((rpacket_get_nu(&virt_packet) -
                                storage->spectrum_start_nu) /
                               storage->spectrum_delta_nu);
                      storage->spectrum_virt_nu[virt_id_nu] +=
                        rpacket_get_energy(&virt_packet) * weight;
#ifdef WITHOPENMP
                    }
#endif // WITHOPENMP
                }
            }
        }
      else
        {
          return 1;
        }
    }
  return reabsorbed;
}
Exemplo n.º 12
0
void montecarlo_line_scatter(rpacket_t *packet, storage_model_t *storage, double distance)
{
  double comov_energy = 0.0;
  int64_t emission_line_id = 0;
  double old_doppler_factor = 0.0;
  double inverse_doppler_factor = 0.0;
  double tau_line = 0.0;
  double tau_electron = 0.0;
  double tau_combined = 0.0;
  bool virtual_close_line = false;
  int64_t j_blue_idx = -1;
  if (rpacket_get_virtual_packet(packet) == 0)
    {
      j_blue_idx = rpacket_get_current_shell_id(packet) * storage->line_lists_j_blues_nd + rpacket_get_next_line_id(packet);
      increment_j_blue_estimator(packet, storage, distance, j_blue_idx);
    }
  tau_line = storage->line_lists_tau_sobolevs[rpacket_get_current_shell_id(packet) * storage->line_lists_tau_sobolevs_nd + rpacket_get_next_line_id(packet)];
  tau_electron = storage->sigma_thomson * storage->electron_densities[rpacket_get_current_shell_id(packet)] * distance;
  tau_combined = tau_line + tau_electron;
  rpacket_set_next_line_id(packet, rpacket_get_next_line_id(packet) + 1);
  if (rpacket_get_next_line_id(packet) == storage->no_of_lines)
    {
      rpacket_set_last_line(packet, true);
    }
  if (rpacket_get_virtual_packet(packet) > 0)
    {
      rpacket_set_tau_event(packet, rpacket_get_tau_event(packet) + tau_line);
    }
  else if (rpacket_get_tau_event(packet) < tau_combined)
    {
      old_doppler_factor = move_packet(packet, storage, distance);
      rpacket_set_mu(packet, 2.0 * rk_double(&mt_state) - 1.0);
      inverse_doppler_factor = 1.0 / rpacket_doppler_factor(packet, storage);
      comov_energy = rpacket_get_energy(packet) * old_doppler_factor;
      rpacket_set_energy(packet, comov_energy * inverse_doppler_factor);
      storage->last_line_interaction_in_id[storage->current_packet_id] = rpacket_get_next_line_id(packet) - 1;
      storage->last_line_interaction_shell_id[storage->current_packet_id] = rpacket_get_current_shell_id(packet);
      storage->last_interaction_type[storage->current_packet_id] = 2;
      if (storage->line_interaction_id == 0)
	{
	  emission_line_id = rpacket_get_next_line_id(packet) - 1;
	}
      else if (storage->line_interaction_id >= 1)
	{
	  emission_line_id = macro_atom(packet, storage);
	}
      storage->last_line_interaction_out_id[storage->current_packet_id] = emission_line_id;
      rpacket_set_nu(packet, storage->line_list_nu[emission_line_id] * inverse_doppler_factor);
      rpacket_set_nu_line(packet, storage->line_list_nu[emission_line_id]);
      rpacket_set_next_line_id(packet, emission_line_id + 1);
      rpacket_reset_tau_event(packet);
      rpacket_set_recently_crossed_boundary(packet, 0);
      if (rpacket_get_virtual_packet_flag(packet) > 0)
	{
	  virtual_close_line = false;
	  if (!rpacket_get_last_line(packet) &&
	      fabs(storage->line_list_nu[rpacket_get_next_line_id(packet)] - 
		   rpacket_get_nu_line(packet)) / rpacket_get_nu_line(packet) < 1e-7)
	    {
	      virtual_close_line = true;
	    }
	  // QUESTIONABLE!!!
	  bool old_close_line = rpacket_get_close_line(packet);
	  rpacket_set_close_line(packet, virtual_close_line);
	  montecarlo_one_packet(storage, packet, 1);
	  rpacket_set_close_line(packet, old_close_line);
	  virtual_close_line = false;
	}
    }
  else 
    {
      rpacket_set_tau_event(packet, rpacket_get_tau_event(packet) - tau_line);
    }
  if (!rpacket_get_last_line(packet) &&
      fabs(storage->line_list_nu[rpacket_get_next_line_id(packet)] - 
	   rpacket_get_nu_line(packet)) / rpacket_get_nu_line(packet) < 1e-7)
    {
      rpacket_set_close_line(packet, true);
    }
}
Exemplo n.º 13
0
bool
test_rpacket_get_mu(double value) {
    rpacket_t rp;
    rpacket_set_mu(&rp, value);
    return value==rpacket_get_mu(&rp);
}