em/model/KleinNishinaModel.hh

0001 //------------------------------- -*- C++ -*- -------------------------------//
0002 // Copyright Celeritas contributors: see top-level COPYRIGHT file for details
0003 // SPDX-License-Identifier: (Apache-2.0 OR MIT)
0004 //---------------------------------------------------------------------------//
0005 //! \file celeritas/em/model/KleinNishinaModel.hh
0006 //---------------------------------------------------------------------------//
0007 #pragma once
0008
0009 #include "celeritas/em/data/KleinNishinaData.hh"
0010 #include "celeritas/phys/Model.hh"
0011 #include "celeritas/phys/ParticleParams.hh"
0012
0013 namespace celeritas
0014 {
0015 //---------------------------------------------------------------------------//
0016 /*!
0017  * Set up and launch the Klein-Nishina model interaction.
0018  */
0019 class KleinNishinaModel final : public Model, public StaticConcreteAction
0020 {
0021   public:
0022     // Construct from model ID and other necessary data
0023     KleinNishinaModel(ActionId id, ParticleParams const& particles);
0024
0025     // Particle types and energy ranges that this model applies to
0026     SetApplicability applicability() const final;
0027
0028     // Get the microscopic cross sections for the given particle and material
0029     MicroXsBuilders micro_xs(Applicability) const final;
0030
0031     //! Apply the interaction kernel to host data
0032     void step(CoreParams const&, CoreStateHost&) const final;
0033
0034     // Apply the interaction kernel to device data
0035     void step(CoreParams const&, CoreStateDevice&) const final;
0036
0037     //!@{
0038     //! Access model data
0039     KleinNishinaData const& host_ref() const { return data_; }
0040     KleinNishinaData const& device_ref() const { return data_; }
0041     //!@}
0042
0043   private:
0044     KleinNishinaData data_;
0045 };
0046
0047 //---------------------------------------------------------------------------//
0048 }  // namespace celeritas