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; } } }
inline double compute_distance2electron(rpacket_t *packet, storage_model_t *storage) { if (rpacket_get_virtual_packet(packet) > 0) { return MISS_DISTANCE; } double inverse_ne = storage->inverse_electron_densities[rpacket_get_current_shell_id(packet)] * storage->inverse_sigma_thomson; return rpacket_get_tau_event(packet) * inverse_ne; }
void compute_distance2continuum(rpacket_t * packet, storage_model_t * storage) { double chi_freefree, chi_electron, chi_continuum, d_continuum; if (storage->cont_status == CONTINUUM_ON) { calculate_chi_bf(packet, storage); double chi_boundfree = rpacket_get_chi_boundfree(packet); rpacket_set_chi_freefree(packet, 0.0); chi_freefree = rpacket_get_chi_freefree(packet); // MR ?? this is always zero chi_electron = storage->electron_densities[rpacket_get_current_shell_id(packet)] * storage->sigma_thomson * rpacket_doppler_factor (packet, storage); chi_continuum = chi_boundfree + chi_freefree + chi_electron; d_continuum = rpacket_get_tau_event(packet) / chi_continuum; } else { // FIXME MR: an assignment to chi_freefree seems to be missing here chi_electron = storage->electron_densities[rpacket_get_current_shell_id(packet)] * storage->sigma_thomson; chi_continuum = chi_electron; d_continuum = storage->inverse_electron_densities[rpacket_get_current_shell_id (packet)] * storage->inverse_sigma_thomson * rpacket_get_tau_event (packet); } if (rpacket_get_virtual_packet(packet) > 0) { //Set all continuum distances to MISS_DISTANCE in case of an virtual_packet rpacket_set_d_continuum(packet, MISS_DISTANCE); rpacket_set_chi_boundfree(packet, 0.0); rpacket_set_chi_electron(packet, chi_electron); rpacket_set_chi_freefree(packet, 0.0); rpacket_set_chi_continuum(packet, chi_continuum); } else { // fprintf(stderr, "--------\n"); // fprintf(stderr, "nu = %e \n", rpacket_get_nu(packet)); // fprintf(stderr, "chi_electron = %e\n", chi_electron); // fprintf(stderr, "chi_boundfree = %e\n", calculate_chi_bf(packet, storage)); // fprintf(stderr, "chi_line = %e \n", rpacket_get_tau_event(packet) / rpacket_get_d_line(packet)); // fprintf(stderr, "--------\n"); rpacket_set_chi_freefree(packet, chi_freefree); rpacket_set_chi_electron(packet, chi_electron); rpacket_set_chi_continuum(packet, chi_continuum); rpacket_set_d_continuum(packet, d_continuum); } }
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); } } }
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); } } }
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; }
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); } }
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); } }
bool test_rpacket_get_virtual_packet(int value) { rpacket_t rp; rpacket_set_virtual_packet(&rp, value); return value==rpacket_get_virtual_packet(&rp); }