phys/detail/DiscreteSelectAction.hh

0001 //----------------------------------*-C++-*----------------------------------//
0002 // Copyright 2023-2024 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/phys/detail/DiscreteSelectAction.hh
0007 //---------------------------------------------------------------------------//
0008 #pragma once
0009
0010 #include "corecel/Assert.hh"
0011 #include "corecel/Macros.hh"
0012 #include "celeritas/global/ActionInterface.hh"
0013
0014 namespace celeritas
0015 {
0016 namespace detail
0017 {
0018 //---------------------------------------------------------------------------//
0019 /*!
0020  * Select a model for tracks undergoing a discrete interaction.
0021  */
0022 class DiscreteSelectAction final : public CoreStepActionInterface,
0023                                    public StaticConcreteAction
0024 {
0025   public:
0026     // Construct with ID
0027     explicit DiscreteSelectAction(ActionId);
0028
0029     // Launch kernel with host data
0030     void step(CoreParams const&, CoreStateHost&) const final;
0031
0032     // Launch kernel with device data
0033     void step(CoreParams const&, CoreStateDevice&) const final;
0034
0035     //! Dependency ordering of the action
0036     StepActionOrder order() const final { return StepActionOrder::pre_post; }
0037 };
0038
0039 //---------------------------------------------------------------------------//
0040 // INLINE DEFINITIONS
0041 //---------------------------------------------------------------------------//
0042
0043 #if !CELER_USE_DEVICE
0044 inline void
0045 DiscreteSelectAction::step(CoreParams const&, CoreStateDevice&) const
0046 {
0047     CELER_NOT_CONFIGURED("CUDA OR HIP");
0048 }
0049 #endif
0050
0051 //---------------------------------------------------------------------------//
0052 }  // namespace detail
0053 }  // namespace celeritas