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File indexing completed on 2025-09-16 08:52:16
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/data/BetheHeitlerData.hh 0006 //---------------------------------------------------------------------------// 0007 #pragma once 0008 0009 #include "corecel/Macros.hh" 0010 #include "corecel/Types.hh" 0011 #include "celeritas/Quantities.hh" 0012 #include "celeritas/Types.hh" 0013 0014 namespace celeritas 0015 { 0016 //---------------------------------------------------------------------------// 0017 /*! 0018 * Particle IDs used in Bethe-Heitler. 0019 */ 0020 struct BetheHeitlerIds 0021 { 0022 //! ID of an electron 0023 ParticleId electron; 0024 //! ID of an positron 0025 ParticleId positron; 0026 //! ID of a gamma 0027 ParticleId gamma; 0028 0029 //! Check whether the IDs are assigned 0030 explicit CELER_FUNCTION operator bool() const 0031 { 0032 return electron && positron && gamma; 0033 } 0034 }; 0035 0036 //---------------------------------------------------------------------------// 0037 /*! 0038 * Device data for creating a BetheHeitlerInteractor. 0039 */ 0040 struct BetheHeitlerData 0041 { 0042 //! Model/particle IDs 0043 BetheHeitlerIds ids; 0044 //! Electron mass [MevMass] 0045 units::MevMass electron_mass; 0046 //! LPM flag 0047 bool enable_lpm{false}; 0048 0049 //! Include a dielectric suppression effect in LPM functions 0050 static CELER_CONSTEXPR_FUNCTION bool dielectric_suppression() 0051 { 0052 return false; 0053 } 0054 0055 //! Check whether the data is assigned 0056 explicit CELER_FUNCTION operator bool() const 0057 { 0058 return ids && electron_mass > zero_quantity(); 0059 } 0060 }; 0061 0062 using BetheHeitlerHostRef = BetheHeitlerData; 0063 using BetheHeitlerDeviceRef = BetheHeitlerData; 0064 0065 //---------------------------------------------------------------------------// 0066 } // namespace celeritas
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