1 | // |
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2 | // ******************************************************************** |
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3 | // * License and Disclaimer * |
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4 | // * * |
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6 | // * the Geant4 Collaboration. It is provided under the terms and * |
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9 | // * include a list of copyright holders. * |
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11 | // * Neither the authors of this software system, nor their employing * |
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13 | // * work make any representation or warranty, express or implied, * |
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14 | // * regarding this software system or assume any liability for its * |
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15 | // * use. Please see the license in the file LICENSE and URL above * |
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16 | // * for the full disclaimer and the limitation of liability. * |
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17 | // * * |
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18 | // * This code implementation is the result of the scientific and * |
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19 | // * technical work of the GEANT4 collaboration. * |
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20 | // * By using, copying, modifying or distributing the software (or * |
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21 | // * any work based on the software) you agree to acknowledge its * |
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22 | // * use in resulting scientific publications, and indicate your * |
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23 | // * acceptance of all terms of the Geant4 Software license. * |
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24 | // ******************************************************************** |
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25 | // |
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26 | // $Id: G4PolarizedComptonModel.hh,v 1.2 2007/05/23 08:52:20 vnivanch Exp $ |
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27 | // GEANT4 tag $Name: geant4-09-03-cand-01 $ |
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28 | // |
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29 | // ------------------------------------------------------------------- |
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30 | // |
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31 | // GEANT4 Class header file |
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32 | // |
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33 | // |
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34 | // File name: G4PolarizedComptonModel |
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35 | // |
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36 | // Author: Andreas Schaelicke |
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37 | // |
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38 | // Creation date: 01.05.2005 |
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39 | // |
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40 | // Modifications: |
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41 | // 18-07-06 use newly calculated cross sections (P. Starovoitov) |
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42 | // 21-08-05 update interface (A. Schaelicke) |
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43 | // |
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44 | // |
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45 | // Class Description: |
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46 | // |
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47 | // Implementation of polarized gamma Compton scattering on free electron |
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48 | // |
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49 | |
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50 | // ------------------------------------------------------------------- |
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51 | // |
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52 | |
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53 | #ifndef G4PolarizedComptonModel_h |
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54 | #define G4PolarizedComptonModel_h 1 |
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55 | |
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56 | #include "G4KleinNishinaCompton.hh" |
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57 | #include "G4StokesVector.hh" |
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58 | |
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59 | class G4ParticleChangeForGamma; |
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60 | class G4PolarizedComptonCrossSection; |
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61 | |
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62 | class G4PolarizedComptonModel : public G4KleinNishinaCompton |
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63 | { |
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64 | |
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65 | public: |
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66 | |
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67 | G4PolarizedComptonModel(const G4ParticleDefinition* p = 0, |
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68 | const G4String& nam = "Polarized-Compton"); |
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69 | |
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70 | virtual G4double ComputeCrossSectionPerAtom( |
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71 | const G4ParticleDefinition*, |
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72 | G4double kinEnergy, |
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73 | G4double Z, |
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74 | G4double A, |
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75 | G4double cut, |
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76 | G4double emax); |
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77 | G4double ComputeAsymmetryPerAtom(G4double gammaEnergy, G4double Z); |
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78 | virtual ~G4PolarizedComptonModel(); |
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79 | |
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80 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*, |
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81 | const G4MaterialCutsCouple*, |
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82 | const G4DynamicParticle*, |
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83 | G4double tmin, |
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84 | G4double maxEnergy); |
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85 | |
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86 | // polarized routines |
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87 | inline void SetTargetPolarization(const G4ThreeVector & pTarget); |
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88 | inline void SetBeamPolarization(const G4ThreeVector & pBeam); |
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89 | inline const G4ThreeVector & GetTargetPolarization() const; |
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90 | inline const G4ThreeVector & GetBeamPolarization() const; |
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91 | inline const G4ThreeVector & GetFinalGammaPolarization() const; |
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92 | inline const G4ThreeVector & GetFinalElectronPolarization() const; |
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93 | private: |
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94 | |
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95 | // hide assignment operator |
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96 | G4PolarizedComptonModel & operator=(const G4PolarizedComptonModel &right); |
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97 | G4PolarizedComptonModel(const G4PolarizedComptonModel&); |
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98 | |
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99 | G4PolarizedComptonCrossSection * crossSectionCalculator; |
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100 | // incomming |
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101 | G4StokesVector theBeamPolarization; // photon |
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102 | G4StokesVector theTargetPolarization; // electron |
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103 | // outgoing |
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104 | G4StokesVector finalGammaPolarization; |
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105 | G4StokesVector finalElectronPolarization; |
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106 | |
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107 | G4int verboseLevel; |
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108 | }; |
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109 | |
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110 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo.... |
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111 | |
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112 | inline void G4PolarizedComptonModel::SetTargetPolarization(const G4ThreeVector & pTarget) |
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113 | { |
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114 | theTargetPolarization = pTarget; |
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115 | } |
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116 | inline void G4PolarizedComptonModel::SetBeamPolarization(const G4ThreeVector & pBeam) |
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117 | { |
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118 | theBeamPolarization = pBeam; |
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119 | } |
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120 | inline const G4ThreeVector & G4PolarizedComptonModel::GetTargetPolarization() const |
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121 | { |
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122 | return theTargetPolarization; |
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123 | } |
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124 | inline const G4ThreeVector & G4PolarizedComptonModel::GetBeamPolarization() const |
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125 | { |
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126 | return theBeamPolarization; |
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127 | } |
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128 | inline const G4ThreeVector & G4PolarizedComptonModel::GetFinalGammaPolarization() const |
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129 | { |
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130 | return finalGammaPolarization; |
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131 | } |
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132 | inline const G4ThreeVector & G4PolarizedComptonModel::GetFinalElectronPolarization() const |
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133 | { |
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134 | return finalElectronPolarization; |
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135 | } |
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136 | |
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137 | #endif |
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