Geant4 Cross Reference |
1 // 1 2 // ******************************************* 3 // * License and Disclaimer 4 // * 5 // * The Geant4 software is copyright of th 6 // * the Geant4 Collaboration. It is provided 7 // * conditions of the Geant4 Software License 8 // * LICENSE and available at http://cern.ch/ 9 // * include a list of copyright holders. 10 // * 11 // * Neither the authors of this software syst 12 // * institutes,nor the agencies providing fin 13 // * work make any representation or warran 14 // * regarding this software system or assum 15 // * use. Please see the license in the file 16 // * for the full disclaimer and the limitatio 17 // * 18 // * This code implementation is the result 19 // * technical work of the GEANT4 collaboratio 20 // * By using, copying, modifying or distri 21 // * any work based on the software) you ag 22 // * use in resulting scientific publicati 23 // * acceptance of all terms of the Geant4 Sof 24 // ******************************************* 25 // 26 // 27 // Author: Sebastien Incerti 28 // 30 October 2008 29 // on base of G4LowEnergyPolarizedRayl 30 // 31 32 #ifndef G4LivermorePolarizedRayleighModel_h 33 #define G4LivermorePolarizedRayleighModel_h 1 34 35 #include "G4VEmModel.hh" 36 #include "G4ParticleChangeForGamma.hh" 37 #include "G4PhysicsFreeVector.hh" 38 #include "G4ProductionCutsTable.hh" 39 40 class G4LivermorePolarizedRayleighModel : publ 41 { 42 public: 43 44 explicit G4LivermorePolarizedRayleighModel( 45 const G4ParticleDefiniti 46 const G4String& nam = "LivermorePola 47 48 virtual ~G4LivermorePolarizedRayleighModel() 49 50 void Initialise(const G4ParticleDefinition*, 51 void InitialiseLocal(const G4ParticleDefinit 52 G4VEmModel* masterModel) override 53 void InitialiseForElement(const G4ParticleDe 54 55 G4double ComputeCrossSectionPerAtom( 56 const G4ParticleDefinition*, 57 G4double kinEnergy, 58 G4double Z, 59 G4double A=0, 60 G4double cut=0, 61 G4double emax=DBL_MAX) override; 62 63 void SampleSecondaries(std::vector<G4Dynamic 64 const G4MaterialCutsCouple*, 65 const G4DynamicParticle*, 66 G4double tmin, 67 G4double maxEnergy) override; 68 69 G4LivermorePolarizedRayleighModel & operator 70 (const G4LivermorePolarizedRayleighModel &r 71 G4LivermorePolarizedRayleighModel(const G4L 72 73 private: 74 //cross sections 75 void ReadData(size_t Z, const char* path = n 76 77 // Polarization 78 // Generates \f$cos \left ( \theta\right ) 79 // incomingPhotonEnergy The energy of the 80 // zAtom Atomic number 81 // \f$cos \left ( \theta\right )\f$ 82 G4double GenerateCosTheta(G4double incomingP 83 84 // Generates \f$\phi\f$ of the scattered p 85 // cosTheta \f$cos \left ( \theta\right )\ 86 // \f$\phi\f$ 87 G4double GeneratePhi(G4double cosTheta) cons 88 89 // Generates the polarization direction \f 90 // \f$\beta\f$ 91 G4double GeneratePolarizationAngle(void) con 92 G4ThreeVector GetPhotonPolarization(const G4 93 94 G4ParticleChangeForGamma* fParticleChange; 95 96 const G4int maxZ = 100; 97 static G4PhysicsFreeVector* dataCS[101]; 98 static G4PhysicsFreeVector* formFactorData[1 99 100 G4double lowEnergyLimit; 101 G4int verboseLevel; 102 G4bool isInitialised; 103 }; 104 105 #endif 106