| Geant4 Cross Reference |
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 // | 27 // | |
28 // | G4LowEPPolarizedComptonModel-- Geant 28 // | G4LowEPPolarizedComptonModel-- Geant4 Monash University |
29 // | polarised low energy Compton scat 29 // | polarised low energy Compton scattering model. |
30 // | J. M. C. Brown, Monash Universit 30 // | J. M. C. Brown, Monash University, Australia |
31 // | 31 // | |
32 // | 32 // | |
33 // ******************************************* 33 // *********************************************************************
34 // | 34 // | |
35 // | The following is a Geant4 class to simula 35 // | The following is a Geant4 class to simulate the process of |
36 // | bound electron Compton scattering. Genera 36 // | bound electron Compton scattering. General code structure is |
37 // | based on G4LowEnergyCompton.cc and 37 // | based on G4LowEnergyCompton.cc and |
38 // | G4LivermorePolarizedComptonModel.cc. 38 // | G4LivermorePolarizedComptonModel.cc. |
39 // | Algorithms for photon energy, and ejected 39 // | Algorithms for photon energy, and ejected Compton electron |
40 // | direction taken from: 40 // | direction taken from: |
41 // | 41 // | |
42 // | J. M. C. Brown, M. R. Dimmock, J. E. Gill 42 // | J. M. C. Brown, M. R. Dimmock, J. E. Gillam and D. M. Paganin, |
43 // | "A low energy bound atomic electron Compt 43 // | "A low energy bound atomic electron Compton scattering model |
44 // | for Geant4", NIMB, Vol. 338, 77-88, 2014 44 // | for Geant4", NIMB, Vol. 338, 77-88, 2014. |
45 // | 45 // | |
46 // | The author acknowledges the work of the G 46 // | The author acknowledges the work of the Geant4 collaboration |
47 // | in developing the following algorithms th 47 // | in developing the following algorithms that have been employed |
48 // | or adapeted for the present software: 48 // | or adapeted for the present software: |
49 // | 49 // | |
50 // | # sampling of photon scattering angle, 50 // | # sampling of photon scattering angle, |
51 // | # target element selection in composite 51 // | # target element selection in composite materials, |
52 // | # target shell selection in element, 52 // | # target shell selection in element, |
53 // | # and sampling of bound electron momentu 53 // | # and sampling of bound electron momentum from Compton profiles. |
54 // | 54 // | |
55 // ******************************************* 55 // *********************************************************************
56 // | 56 // | |
57 // | History: 57 // | History: |
58 // | -------- 58 // | -------- |
59 // | 59 // | |
60 // | Jan. 2015 JMCB - 1st Version based 60 // | Jan. 2015 JMCB - 1st Version based on G4LowEPComptonModel |
61 // | Feb. 2016 JMCB - Geant4 10.2 FPE fi <<
62 // | Nov. 2016 JMCB - Polarisation track <<
63 // | of Dr. Merlin Reyn <<
64 // | University of Gene <<
65 // | 61 // | |
66 // ******************************************* 62 // *********************************************************************
67 63
68 #ifndef G4LowEPPolarizedComptonModel_h 64 #ifndef G4LowEPPolarizedComptonModel_h
69 #define G4LowEPPolarizedComptonModel_h 1 65 #define G4LowEPPolarizedComptonModel_h 1
70 66
71 #include "G4VEmModel.hh" 67 #include "G4VEmModel.hh"
72 #include "G4PhysicsFreeVector.hh" << 68 #include "G4LPhysicsFreeVector.hh"
73 #include <limits> 69 #include <limits>
74 #include "G4Electron.hh" 70 #include "G4Electron.hh"
75 #include "G4ParticleChangeForGamma.hh" 71 #include "G4ParticleChangeForGamma.hh"
76 #include "G4LossTableManager.hh" 72 #include "G4LossTableManager.hh"
77 #include "G4VAtomDeexcitation.hh" 73 #include "G4VAtomDeexcitation.hh"
78 #include "G4AtomicShell.hh" 74 #include "G4AtomicShell.hh"
79 #include "G4Gamma.hh" 75 #include "G4Gamma.hh"
80 #include "G4ShellData.hh" 76 #include "G4ShellData.hh"
81 #include "G4DopplerProfile.hh" 77 #include "G4DopplerProfile.hh"
82 #include "G4Log.hh" 78 #include "G4Log.hh"
83 #include "G4Exp.hh" 79 #include "G4Exp.hh"
84 #include "G4ForceCondition.hh" 80 #include "G4ForceCondition.hh"
85 81
>> 82
86 class G4ParticleChangeForGamma; 83 class G4ParticleChangeForGamma;
87 class G4VAtomDeexcitation; 84 class G4VAtomDeexcitation;
88 class G4ShellData; 85 class G4ShellData;
89 class G4DopplerProfile; 86 class G4DopplerProfile;
90 87
91 class G4LowEPPolarizedComptonModel : public G4 88 class G4LowEPPolarizedComptonModel : public G4VEmModel
92 { 89 {
>> 90
93 public: 91 public:
94 explicit G4LowEPPolarizedComptonModel(const << 92
>> 93 G4LowEPPolarizedComptonModel(const G4ParticleDefinition* p = 0,
95 const G4String& nam = "LowEPComp 94 const G4String& nam = "LowEPComptonModel");
>> 95
96 virtual ~G4LowEPPolarizedComptonModel(); 96 virtual ~G4LowEPPolarizedComptonModel();
97 97
98 void Initialise(const G4ParticleDefinition*, << 98 virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
99 <<
100 void InitialiseLocal(const G4ParticleDefinit <<
101 G4VEmModel* masterModel) override; <<
102 99
103 void InitialiseForElement(const G4ParticleDe << 100 virtual void InitialiseLocal(const G4ParticleDefinition*,
>> 101 G4VEmModel* masterModel);
104 102
105 G4double ComputeCrossSectionPerAtom( const G << 103 virtual void InitialiseForElement(const G4ParticleDefinition*, G4int Z);
106 G4double kinEnergy, <<
107 G4double Z, <<
108 G4double A=0, <<
109 G4double cut=0, <<
110 G4double emax=DBL_MAX ) overrid <<
111 <<
112 void SampleSecondaries(std::vector<G4Dynamic <<
113 const G4MaterialCutsCouple*, <<
114 const G4DynamicParticle*, <<
115 G4double tmin, <<
116 G4double maxEnergy) override; <<
117 104
118 G4LowEPPolarizedComptonModel & operator=(con << 105 virtual G4double ComputeCrossSectionPerAtom( const G4ParticleDefinition*,
119 G4LowEPPolarizedComptonModel(const G4LowEPP << 106 G4double kinEnergy,
>> 107 G4double Z,
>> 108 G4double A=0,
>> 109 G4double cut=0,
>> 110 G4double emax=DBL_MAX );
>> 111
>> 112 virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
>> 113 const G4MaterialCutsCouple*,
>> 114 const G4DynamicParticle*,
>> 115 G4double tmin,
>> 116 G4double maxEnergy);
120 117
121 private: 118 private:
>> 119
122 void ReadData(size_t Z, const char* path = 0 120 void ReadData(size_t Z, const char* path = 0);
123 121
124 G4double ComputeScatteringFunction(G4double 122 G4double ComputeScatteringFunction(G4double x, G4int Z);
>> 123
>> 124 G4LowEPPolarizedComptonModel & operator=(const G4LowEPPolarizedComptonModel &right);
>> 125 G4LowEPPolarizedComptonModel(const G4LowEPPolarizedComptonModel&);
>> 126
125 G4ThreeVector GetRandomPolarization(G4ThreeV 127 G4ThreeVector GetRandomPolarization(G4ThreeVector& direction0); // Random Polarization
126 G4ThreeVector GetPerpendicularPolarization(c 128 G4ThreeVector GetPerpendicularPolarization(const G4ThreeVector& direction0, const G4ThreeVector& polarization0) const;
>> 129
127 G4ThreeVector SetNewPolarization(G4double Lo 130 G4ThreeVector SetNewPolarization(G4double LowEPPCepsilon, G4double sinT2,
128 G4double ph 131 G4double phi, G4double cosTheta);
129 G4double SetPhi(G4double, G4double); 132 G4double SetPhi(G4double, G4double);
130 133
131 void SystemOfRefChange(G4ThreeVector& direct <<
132 G4ThreeVector& polari <<
133 <<
134 void SystemOfRefChangeElect(G4ThreeVector& p <<
135 G4ThreeVector& ppolar <<
136 <<
137 G4ThreeVector SetPerpendicularVector(G4Three 134 G4ThreeVector SetPerpendicularVector(G4ThreeVector& a);
138 << 135 G4bool isInitialised;
>> 136 G4int verboseLevel;
>> 137
>> 138 //G4double lowestEnergy;
>> 139
139 G4ParticleChangeForGamma* fParticleChange; 140 G4ParticleChangeForGamma* fParticleChange;
140 G4VAtomDeexcitation* fAtomDeexcitation; 141 G4VAtomDeexcitation* fAtomDeexcitation;
141 142
142 static G4ShellData* shellData; 143 static G4ShellData* shellData;
143 static G4DopplerProfile* profileData; 144 static G4DopplerProfile* profileData;
144 145
145 static const G4int maxZ = 99; << 146 static G4int maxZ;
146 static G4PhysicsFreeVector* data[100]; << 147 static G4LPhysicsFreeVector* data[100];
>> 148
147 static const G4double ScatFuncFitParam[101][ 149 static const G4double ScatFuncFitParam[101][9];
148 150
149 G4int verboseLevel; <<
150 G4bool isInitialised; <<
151 }; 151 };
152 152
153 //******************************************** 153 //****************************************************************************
154 154
155 #endif 155 #endif
156 156