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Refactor NCrystal interface code to ncrystal_interface.h/cpp

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This commit is contained in:
Paul Romano 2023-01-09 18:16:45 +07:00
parent 7dae457342
commit 62af773108
9 changed files with 229 additions and 113 deletions
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30
src/physics.cpp
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@ -10,6 +10,7 @@
#include "openmc/material.h"
#include "openmc/math_functions.h"
#include "openmc/message_passing.h"
#include "openmc/ncrystal_interface.h"
#include "openmc/nuclide.h"
#include "openmc/photon.h"
#include "openmc/physics_common.h"
@ -138,32 +139,15 @@ void sample_neutron_reaction(Particle& p)
if (!p.alive())
return;
// Sample a scattering reaction and determine the secondary energy of the
// exiting neutron
#ifdef NCRYSTAL
if (model::materials[p.material()]->ncrystal_mat() &&
p.E() < settings::ncrystal_max_energy) {
NCrystalRNGWrapper rng(p.current_seed()); // Initialize RNG
// create a cache pointer for multi thread physics
NCrystal::CachePtr dummy_cache;
auto nc_energy = NCrystal::NeutronEnergy {p.E()};
auto outcome =
model::materials[p.material()]->ncrystal_mat()->sampleScatter(
dummy_cache, rng, nc_energy, {p.u().x, p.u().y, p.u().z});
p.E_last() = p.E();
p.E() = outcome.ekin.get();
Direction u_old {p.u()};
p.u() = Direction(
outcome.direction[0], outcome.direction[1], outcome.direction[2]);
p.mu() = u_old.dot(p.u());
p.event_mt() = ELASTIC;
// Sample a scattering reaction and determine the secondary energy of the
// exiting neutron
const auto& ncrystal_mat = model::materials[p.material()]->ncrystal_mat();
if (ncrystal_mat && p.E() < settings::ncrystal_max_energy) {
ncrystal_mat.scatter(p);
} else {
scatter(p, i_nuclide);
}
#else
scatter(p, i_nuclide);
#endif
// Advance URR seed stream 'N' times after energy changes
if (p.E() != p.E_last()) {
p.stream() = STREAM_URR_PTABLE;