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Warning, file /include/celeritas/io/ImportMaterial.hh was not indexed or was modified since last indexation (in which case cross-reference links may be missing, inaccurate or erroneous).
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/io/ImportMaterial.hh 0006 //---------------------------------------------------------------------------// 0007 #pragma once 0008 0009 #include <map> 0010 #include <string> 0011 #include <vector> 0012 0013 namespace celeritas 0014 { 0015 //---------------------------------------------------------------------------// 0016 /*! 0017 * Enum for storing G4State enumerators. 0018 */ 0019 enum class ImportMaterialState 0020 { 0021 other, 0022 solid, 0023 liquid, 0024 gas, 0025 size_ 0026 }; 0027 0028 //---------------------------------------------------------------------------// 0029 /*! 0030 * Particle production cutoff values: range and approximate energy. 0031 */ 0032 struct ImportProductionCut 0033 { 0034 double energy{}; //!< [MeV] 0035 double range{}; //!< [length] 0036 }; 0037 0038 //---------------------------------------------------------------------------// 0039 /*! 0040 * Fractional elemental composition of a given material. 0041 */ 0042 struct ImportMatElemComponent 0043 { 0044 //!@{ 0045 //! \name Type aliases 0046 using ElIndex = unsigned int; 0047 //!@} 0048 0049 ElIndex element_id{}; //!< Index of element in ImportElement 0050 double number_fraction{}; //!< [unitless] 0051 }; 0052 0053 //---------------------------------------------------------------------------// 0054 /*! 0055 * Material data as specified by a geometry model. 0056 * 0057 * These are the "real life properties" unaffected by changes to the user's 0058 * physics selection. 0059 */ 0060 struct ImportGeoMaterial 0061 { 0062 //!@{ 0063 //! \name Type aliases 0064 using VecComponent = std::vector<ImportMatElemComponent>; 0065 //!@} 0066 0067 std::string name{}; 0068 ImportMaterialState state{ImportMaterialState::other}; 0069 double temperature{}; //!< [K] 0070 double number_density{}; //!< [1/length^3] 0071 VecComponent elements; 0072 }; 0073 0074 //---------------------------------------------------------------------------// 0075 /*! 0076 * Distinct materials as modified by physics. 0077 * 0078 * User-selected regions can alter physics properties so that the same 0079 * "geometry material" can correspond to multiple "physics materials". These 0080 * include the behavior of the material as an optical region. 0081 * 0082 * - \c geo_material_id is a geometry material corresponding to the index in 0083 * the \c ImportData.geo_materials 0084 * - \c optical_material_id is an \em optional optical material corresponding 0085 * to the index in the \c ImportData.optical_materials 0086 * 0087 * Geant4 requires an optical material to correspond to a single geo material, 0088 * but we may relax this restriction in the future. 0089 */ 0090 struct ImportPhysMaterial 0091 { 0092 //!@{ 0093 //! \name Type aliases 0094 using Index = unsigned int; 0095 using PdgInt = int; 0096 using MapIntCutoff = std::map<PdgInt, ImportProductionCut>; 0097 //!@} 0098 0099 static constexpr Index unspecified = -1; 0100 0101 Index geo_material_id{}; //!< Index in geo_materials list 0102 Index optical_material_id{unspecified}; //!< Optional index in optical mat 0103 MapIntCutoff pdg_cutoffs; //!< Cutoff per PDG 0104 }; 0105 0106 //---------------------------------------------------------------------------// 0107 // FREE FUNCTIONS 0108 //---------------------------------------------------------------------------// 0109 0110 // Get the string label for material state 0111 char const* to_cstring(ImportMaterialState s); 0112 0113 //---------------------------------------------------------------------------// 0114 } // namespace celeritas
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