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0001 // 0002 // ******************************************************************** 0003 // * License and Disclaimer * 0004 // * * 0005 // * The Geant4 software is copyright of the Copyright Holders of * 0006 // * the Geant4 Collaboration. It is provided under the terms and * 0007 // * conditions of the Geant4 Software License, included in the file * 0008 // * LICENSE and available at http://cern.ch/geant4/license . These * 0009 // * include a list of copyright holders. * 0010 // * * 0011 // * Neither the authors of this software system, nor their employing * 0012 // * institutes,nor the agencies providing financial support for this * 0013 // * work make any representation or warranty, express or implied, * 0014 // * regarding this software system or assume any liability for its * 0015 // * use. Please see the license in the file LICENSE and URL above * 0016 // * for the full disclaimer and the limitation of liability. * 0017 // * * 0018 // * This code implementation is the result of the scientific and * 0019 // * technical work of the GEANT4 collaboration. * 0020 // * By using, copying, modifying or distributing the software (or * 0021 // * any work based on the software) you agree to acknowledge its * 0022 // * use in resulting scientific publications, and indicate your * 0023 // * acceptance of all terms of the Geant4 Software license. * 0024 // ******************************************************************** 0025 // 0026 // Authors: S. Meylan and C. Villagrasa (IRSN, France) 0027 // Models come from 0028 // M. Bug et al, Rad. Phys and Chem. 130, 459-479 (2017) 0029 // 0030 0031 #ifndef G4DNAPTBElasticModel_h 0032 #define G4DNAPTBElasticModel_h 1 0033 0034 #include "G4DNACrossSectionDataSet.hh" 0035 #include "G4Electron.hh" 0036 #include "G4LogLogInterpolation.hh" 0037 #include "G4NistManager.hh" 0038 #include "G4ParticleChangeForGamma.hh" 0039 #include "G4ProductionCutsTable.hh" 0040 #include "G4VDNAModel.hh" 0041 0042 #include <map> 0043 0044 /*! 0045 * \brief The G4DNAPTBElasticModel class 0046 * This class implements the elastic model for the DNA materials and precursors. 0047 */ 0048 class G4DNAPTBElasticModel : public G4VDNAModel 0049 { 0050 public: 0051 using TriDimensionMap = std::map<std::size_t, 0052 std::map<const G4ParticleDefinition*, std::map<G4double, std::map<G4double, G4double>>>>; 0053 using VecMap = std::map<std::size_t, 0054 std::map<const G4ParticleDefinition*, std::map<G4double, std::vector<G4double>>>>; 0055 /*! 0056 * \brief G4DNAPTBElasticModel 0057 * Constructor 0058 * \param applyToMaterial 0059 * \param p 0060 * \param nam 0061 */ 0062 G4DNAPTBElasticModel(const G4String& applyToMaterial = "all", 0063 const G4ParticleDefinition* p = nullptr, const G4String& nam = "DNAPTBElasticModel"); 0064 0065 /*! 0066 * \brief ~G4DNAPTBElasticModel 0067 * Destructor 0068 */ 0069 ~G4DNAPTBElasticModel() override = default; 0070 0071 // copy constructor and hide assignment operator 0072 G4DNAPTBElasticModel(G4DNAPTBElasticModel&) = delete; // prevent copy-construction 0073 G4DNAPTBElasticModel& operator=( 0074 const G4DNAPTBElasticModel& right) = delete; // prevent assignement 0075 0076 /*! 0077 * \brief Initialise 0078 * Mandatory method for every model class. The material/particle for which the model 0079 * can be used have to be added here through the AddCrossSectionData method. 0080 * Then the LoadCrossSectionData method must be called to trigger the load process. 0081 * Scale factors to be applied to the cross section can be defined here. 0082 */ 0083 void Initialise(const G4ParticleDefinition* particle, const G4DataVector&) override; 0084 0085 /*! 0086 * \brief CrossSectionPerVolume 0087 * This method is mandatory for any model class. It finds and return the cross section value 0088 * for the current material, particle and energy values. 0089 * The number of molecule per volume is not used here but in the G4DNAModelInterface class. 0090 * \param material 0091 * \param materialName 0092 * \param p 0093 * \param ekin 0094 * \param emin 0095 * \param emax 0096 * \return the cross section value 0097 */ 0098 G4double CrossSectionPerVolume(const G4Material* material, const G4ParticleDefinition* p, 0099 G4double ekin, G4double emin, G4double emax) override; 0100 0101 /*! 0102 * \brief SampleSecondaries 0103 * Method called after CrossSectionPerVolume if the process is the one which is selected 0104 * (according to the sampling on the calculated path length). Here, the characteristics of the 0105 * incident and created (if any) particle(s) are set (energy, momentum ...). \param materialName 0106 * \param particleChangeForGamma 0107 * \param tmin 0108 * \param tmax 0109 */ 0110 void SampleSecondaries(std::vector<G4DynamicParticle*>*, const G4MaterialCutsCouple*, 0111 const G4DynamicParticle*, G4double tmin, G4double tmax) override; 0112 0113 protected: 0114 G4ParticleChangeForGamma* fParticleChangeForGamma = nullptr; 0115 0116 private: 0117 G4int verboseLevel = 0; ///< verbose level 0118 // Verbosity scale: 0119 // 0 = nothing 0120 // 1 = warning for energy non-conservation 0121 // 2 = details of energy budget 0122 // 3 = calculation of cross sections, file openings, sampling of atoms 0123 // 4 = entering in methods 0124 G4double fKillBelowEnergy = 0.; 0125 ///< energy kill limit 0126 TriDimensionMap diffCrossSectionData; 0127 ///< A map: [materialName][particleName]=DiffCrossSectionTable 0128 VecMap eValuesVect; 0129 /*!< map with vectors containing all the output energy (E) of the diff. file */ 0130 std::map<std::size_t, std::map<const G4ParticleDefinition*, std::vector<G4double>>> tValuesVec; 0131 ///< map with vectors containing all the incident (T) energy of the dif. file 0132 0133 G4Material* fpGuanine_PU = nullptr; 0134 G4Material* fpTHF = nullptr; 0135 G4Material* fpPY = nullptr; 0136 G4Material* fpPU = nullptr; 0137 G4Material* fpTMP = nullptr; 0138 G4Material* fpG4_WATER = nullptr; 0139 G4Material* fpBackbone_THF = nullptr; 0140 G4Material* fpCytosine_PY = nullptr; 0141 G4Material* fpThymine_PY = nullptr; 0142 G4Material* fpAdenine_PU = nullptr; 0143 G4Material* fpBackbone_TMP = nullptr; 0144 G4Material* fpN2 = nullptr; 0145 G4DNAPTBElasticModel* fpModelData = nullptr; 0146 0147 /*! 0148 * \brief ReadDiffCSFile 0149 * Method to read the differential cross section files. This method is not standard yet so every 0150 * model must implement its own. \param materialName \param particleName \param file 0151 */ 0152 void ReadDiffCSFile(const std::size_t& materialID, const G4ParticleDefinition* particleName, 0153 const G4String& file, const G4double&) override; 0154 0155 /*! 0156 * \brief Theta 0157 * To return an angular theta value from the differential file. This method uses interpolations to 0158 * calculate the theta value. \param fParticleDefinition \param k \param integrDiff \param 0159 * materialName \return a theta value 0160 */ 0161 G4double Theta( 0162 const G4ParticleDefinition* p, G4double k, G4double integrDiff, const std::size_t& materialID); 0163 0164 /*! 0165 * \brief LinLinInterpolate 0166 * \param e1 0167 * \param e2 0168 * \param e 0169 * \param xs1 0170 * \param xs2 0171 * \return 0172 */ 0173 G4double LinLinInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2); 0174 0175 /*! 0176 * \brief LinLogInterpolate 0177 * \param e1 0178 * \param e2 0179 * \param e 0180 * \param xs1 0181 * \param xs2 0182 * \return 0183 */ 0184 G4double LinLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2); 0185 0186 /*! 0187 * \brief LogLogInterpolate 0188 * \param e1 0189 * \param e2 0190 * \param e 0191 * \param xs1 0192 * \param xs2 0193 * \return 0194 */ 0195 G4double LogLogInterpolate(G4double e1, G4double e2, G4double e, G4double xs1, G4double xs2); 0196 0197 /*! 0198 * \brief QuadInterpolator 0199 * \param e11 0200 * \param e12 0201 * \param e21 0202 * \param e22 0203 * \param x11 0204 * \param x12 0205 * \param x21 0206 * \param x22 0207 * \param t1 0208 * \param t2 0209 * \param t 0210 * \param e 0211 * \return 0212 */ 0213 G4double QuadInterpolator(G4double e11, G4double e12, G4double e21, G4double e22, G4double x11, 0214 G4double x12, G4double x21, G4double x22, G4double t1, G4double t2, G4double t, G4double e); 0215 0216 /*! 0217 * \brief RandomizeCosTheta 0218 * \param k 0219 * \param materialName 0220 * \return 0221 */ 0222 G4double RandomizeCosTheta(const G4double& k, const std::size_t& materialName); 0223 0224 }; 0225 0226 #endif
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