em/executor/SeltzerBergerExecutor.hh

0001 //----------------------------------*-C++-*----------------------------------//
0002 // Copyright 2021-2024 UT-Battelle, LLC, and other Celeritas developers.
0003 // See the top-level COPYRIGHT file for details.
0004 // SPDX-License-Identifier: (Apache-2.0 OR MIT)
0005 //---------------------------------------------------------------------------//
0006 //! \file celeritas/em/executor/SeltzerBergerExecutor.hh
0007 //---------------------------------------------------------------------------//
0008 #pragma once
0009
0010 #include "corecel/Assert.hh"
0011 #include "corecel/Macros.hh"
0012 #include "celeritas/em/data/SeltzerBergerData.hh"
0013 #include "celeritas/em/interactor/SeltzerBergerInteractor.hh"
0014 #include "celeritas/geo/GeoTrackView.hh"
0015 #include "celeritas/global/CoreTrackView.hh"
0016 #include "celeritas/mat/MaterialTrackView.hh"
0017 #include "celeritas/phys/Interaction.hh"
0018 #include "celeritas/phys/PhysicsStepView.hh"
0019 #include "celeritas/random/RngEngine.hh"
0020
0021 namespace celeritas
0022 {
0023 //---------------------------------------------------------------------------//
0024 struct SeltzerBergerExecutor
0025 {
0026     inline CELER_FUNCTION Interaction
0027     operator()(celeritas::CoreTrackView const& track);
0028
0029     SeltzerBergerRef params;
0030 };
0031
0032 //---------------------------------------------------------------------------//
0033 /*!
0034  * Sample Seltzer-Berger bremsstrahlung from the current track.
0035  */
0036 CELER_FUNCTION Interaction
0037 SeltzerBergerExecutor::operator()(CoreTrackView const& track)
0038 {
0039     auto cutoff = track.make_cutoff_view();
0040     auto material = track.make_material_view().make_material_view();
0041     auto particle = track.make_particle_view();
0042
0043     auto elcomp_id = track.make_physics_step_view().element();
0044     CELER_ASSERT(elcomp_id);
0045     auto allocate_secondaries
0046         = track.make_physics_step_view().make_secondary_allocator();
0047     auto const& dir = track.make_geo_view().dir();
0048
0049     SeltzerBergerInteractor interact(
0050         params, particle, dir, cutoff, allocate_secondaries, material, elcomp_id);
0051
0052     auto rng = track.make_rng_engine();
0053     return interact(rng);
0054 }
0055
0056 //---------------------------------------------------------------------------//
0057 }  // namespace celeritas