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1 // 1 // 2 // ******************************************* 2 // ******************************************************************** 3 // * License and Disclaimer 3 // * License and Disclaimer * 4 // * 4 // * * 5 // * The Geant4 software is copyright of th 5 // * The Geant4 software is copyright of the Copyright Holders of * 6 // * the Geant4 Collaboration. It is provided 6 // * the Geant4 Collaboration. It is provided under the terms and * 7 // * conditions of the Geant4 Software License 7 // * conditions of the Geant4 Software License, included in the file * 8 // * LICENSE and available at http://cern.ch/ 8 // * LICENSE and available at http://cern.ch/geant4/license . These * 9 // * include a list of copyright holders. 9 // * include a list of copyright holders. * 10 // * 10 // * * 11 // * Neither the authors of this software syst 11 // * Neither the authors of this software system, nor their employing * 12 // * institutes,nor the agencies providing fin 12 // * institutes,nor the agencies providing financial support for this * 13 // * work make any representation or warran 13 // * work make any representation or warranty, express or implied, * 14 // * regarding this software system or assum 14 // * regarding this software system or assume any liability for its * 15 // * use. Please see the license in the file 15 // * use. Please see the license in the file LICENSE and URL above * 16 // * for the full disclaimer and the limitatio 16 // * for the full disclaimer and the limitation of liability. * 17 // * 17 // * * 18 // * This code implementation is the result 18 // * This code implementation is the result of the scientific and * 19 // * technical work of the GEANT4 collaboratio 19 // * technical work of the GEANT4 collaboration. * 20 // * By using, copying, modifying or distri 20 // * By using, copying, modifying or distributing the software (or * 21 // * any work based on the software) you ag 21 // * any work based on the software) you agree to acknowledge its * 22 // * use in resulting scientific publicati 22 // * use in resulting scientific publications, and indicate your * 23 // * acceptance of all terms of the Geant4 Sof 23 // * acceptance of all terms of the Geant4 Software license. * 24 // ******************************************* 24 // ******************************************************************** 25 // 25 // 26 // 26 // 27 // Authors: G.Depaola & F.Longo 27 // Authors: G.Depaola & F.Longo 28 // 28 // 29 29 30 #ifndef G4LivermorePolarizedGammaConversionMod 30 #ifndef G4LivermorePolarizedGammaConversionModel_h 31 #define G4LivermorePolarizedGammaConversionMod 31 #define G4LivermorePolarizedGammaConversionModel_h 1 32 32 33 #include "G4VEmModel.hh" 33 #include "G4VEmModel.hh" 34 #include "G4PhysicsFreeVector.hh" 34 #include "G4PhysicsFreeVector.hh" 35 35 36 class G4ParticleChangeForGamma; 36 class G4ParticleChangeForGamma; 37 37 38 class G4LivermorePolarizedGammaConversionModel 38 class G4LivermorePolarizedGammaConversionModel : public G4VEmModel 39 { 39 { 40 public: 40 public: 41 41 42 explicit G4LivermorePolarizedGammaConversion 42 explicit G4LivermorePolarizedGammaConversionModel(const G4ParticleDefinition* p = nullptr, 43 const G4String& nam = "Livermor 43 const G4String& nam = "LivermorePolarizedGammaConversion"); 44 virtual ~G4LivermorePolarizedGammaConversion 44 virtual ~G4LivermorePolarizedGammaConversionModel(); 45 45 46 void Initialise(const G4ParticleDefinition*, 46 void Initialise(const G4ParticleDefinition*, const G4DataVector&) override; 47 47 48 void InitialiseLocal(const G4ParticleDefinit 48 void InitialiseLocal(const G4ParticleDefinition*, 49 G4VEmModel* masterModel) override; 49 G4VEmModel* masterModel) override; 50 50 51 void InitialiseForElement(const G4ParticleDe 51 void InitialiseForElement(const G4ParticleDefinition*, G4int Z) override; 52 52 53 G4double ComputeCrossSectionPerAtom( 53 G4double ComputeCrossSectionPerAtom( 54 const G4ParticleDefinition*, 54 const G4ParticleDefinition*, 55 G4double kinEnergy, 55 G4double kinEnergy, 56 G4double Z, 56 G4double Z, 57 G4double A=0, 57 G4double A=0, 58 G4double cut=0, 58 G4double cut=0, 59 G4double emax=DBL_MAX) override; 59 G4double emax=DBL_MAX) override; 60 60 61 void SampleSecondaries(std::vector<G4Dynamic 61 void SampleSecondaries(std::vector<G4DynamicParticle*>*, 62 const G4MaterialCutsCouple*, 62 const G4MaterialCutsCouple*, 63 const G4DynamicParticle*, 63 const G4DynamicParticle*, 64 G4double tmin, 64 G4double tmin, 65 G4double maxEnergy) override; 65 G4double maxEnergy) override; 66 66 67 G4double MinPrimaryEnergy(const G4Material*, 67 G4double MinPrimaryEnergy(const G4Material*, 68 const G4ParticleDefinition*, 68 const G4ParticleDefinition*, 69 G4double) override; 69 G4double) override; 70 70 71 G4LivermorePolarizedGammaConversionModel & o 71 G4LivermorePolarizedGammaConversionModel & operator=(const G4LivermorePolarizedGammaConversionModel &right) = delete; 72 G4LivermorePolarizedGammaConversionModel(con 72 G4LivermorePolarizedGammaConversionModel(const G4LivermorePolarizedGammaConversionModel&) = delete; 73 73 74 private: 74 private: 75 void ReadData(size_t Z, const char* path = 0 75 void ReadData(size_t Z, const char* path = 0); 76 76 77 G4double ScreenFunction1(G4double screenVari 77 G4double ScreenFunction1(G4double screenVariable); 78 G4double ScreenFunction2(G4double screenVari 78 G4double ScreenFunction2(G4double screenVariable); 79 79 80 // specific methods for polarization 80 // specific methods for polarization 81 G4ThreeVector GetRandomPolarization(G4ThreeV 81 G4ThreeVector GetRandomPolarization(G4ThreeVector& direction0); // Random Polarization 82 G4ThreeVector GetPerpendicularPolarization(c 82 G4ThreeVector GetPerpendicularPolarization(const G4ThreeVector& direction0, const G4ThreeVector& polarization0) const; 83 G4ThreeVector SetPerpendicularVector(G4Three 83 G4ThreeVector SetPerpendicularVector(G4ThreeVector& a); // temporary 84 void SystemOfRefChange(G4ThreeVector& direct 84 void SystemOfRefChange(G4ThreeVector& direction0, G4ThreeVector& direction1, 85 G4ThreeVector& polarization0); 85 G4ThreeVector& polarization0); 86 86 87 // Gamma Conversion methods 87 // Gamma Conversion methods 88 G4double SetPhi(G4double); 88 G4double SetPhi(G4double); 89 G4double SetPsi(G4double, G4double); // 89 G4double SetPsi(G4double, G4double); // 90 90 91 void SetTheta(G4double*, G4double*, G4double 91 void SetTheta(G4double*, G4double*, G4double); 92 92 93 G4double Poli(G4double , G4double, G4double, 93 G4double Poli(G4double , G4double, G4double, G4double); 94 G4double Fln(G4double, G4double, G4double); 94 G4double Fln(G4double, G4double, G4double); 95 95 96 G4double Encu(G4double*, G4double*, G4double 96 G4double Encu(G4double*, G4double*, G4double); 97 97 98 G4double Flor(G4double*, G4double); 98 G4double Flor(G4double*, G4double); 99 G4double Glor(G4double*, G4double); 99 G4double Glor(G4double*, G4double); 100 100 101 G4double Fdlor(G4double*, G4double); 101 G4double Fdlor(G4double*, G4double); 102 G4double Fintlor(G4double*, G4double); 102 G4double Fintlor(G4double*, G4double); 103 G4double Finvlor(G4double*, G4double,G4doubl 103 G4double Finvlor(G4double*, G4double,G4double); 104 104 105 G4double Ftan(G4double*, G4double); 105 G4double Ftan(G4double*, G4double); 106 G4double Fdtan(G4double*, G4double); 106 G4double Fdtan(G4double*, G4double); 107 G4double Finttan(G4double*, G4double); 107 G4double Finttan(G4double*, G4double); 108 G4double Finvtan(G4double*, G4double, G4doub 108 G4double Finvtan(G4double*, G4double, G4double); 109 109 110 110 111 G4ParticleChangeForGamma* fParticleChange; 111 G4ParticleChangeForGamma* fParticleChange; 112 112 113 static const G4int maxZ = 99; 113 static const G4int maxZ = 99; 114 static G4PhysicsFreeVector* data[100]; // 10 114 static G4PhysicsFreeVector* data[100]; // 100 because Z range is 1-99 115 115 116 G4double lowEnergyLimit; 116 G4double lowEnergyLimit; 117 G4double smallEnergy; 117 G4double smallEnergy; 118 G4double Psi, Phi; 118 G4double Psi, Phi; 119 G4int verboseLevel; 119 G4int verboseLevel; 120 G4bool isInitialised; 120 G4bool isInitialised; 121 }; 121 }; 122 122 123 //....oooOO0OOooo........oooOO0OOooo........oo 123 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... 124 124 125 #endif 125 #endif 126 126