| 1 | //
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| 2 | // ********************************************************************
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| 3 | // * License and Disclaimer *
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| 4 | // * *
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| 5 | // * The Geant4 software is copyright of the Copyright Holders of *
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| 6 | // * the Geant4 Collaboration. It is provided under the terms and *
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| 7 | // * conditions of the Geant4 Software License, included in the file *
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| 8 | // * LICENSE and available at http://cern.ch/geant4/license . These *
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| 9 | // * include a list of copyright holders. *
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| 10 | // * *
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| 11 | // * Neither the authors of this software system, nor their employing *
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| 12 | // * institutes,nor the agencies providing financial support for this *
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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: G4PolarizedMollerBhabhaModel.hh,v 1.3 2007/05/23 08:52:20 vnivanch Exp $
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| 27 | // GEANT4 tag $Name: geant4-09-02 $
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| 28 | // -------------------------------------------------------------------
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| 29 | //
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| 30 | // GEANT4 Class header file
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| 31 | //
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| 32 | //
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| 33 | // File name: G4PolarizedMollerBhabhaModel
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| 34 | //
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| 35 | // Author: A.Schaelicke on base of Vladimir Ivanchenko code
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| 36 | //
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| 37 | // Creation date: 10.11.2005
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| 38 | //
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| 39 | // Modifications:
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| 40 | //
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| 41 | // 20-08-05, modified interface (A.Schaelicke)
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| 42 | //
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| 43 | //
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| 44 | // Class Description:
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| 45 | //
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| 46 | // Physics implementation of polarized Bhabha/Moller scattering
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| 47 | //
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| 48 | // -------------------------------------------------------------------
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| 49 | //
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| 50 |
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| 51 | #ifndef G4PolarizedMollerBhabhaModel_h
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| 52 | #define G4PolarizedMollerBhabhaModel_h 1
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| 53 |
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| 54 | #include "G4VEmModel.hh"
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| 55 | #include "G4MollerBhabhaModel.hh"
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| 56 | #include "G4StokesVector.hh"
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| 57 |
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| 58 | class G4VPolarizedCrossSection;
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| 59 |
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| 60 | class G4PolarizedMollerBhabhaModel : public G4MollerBhabhaModel
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| 61 | {
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| 62 |
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| 63 | public:
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| 64 |
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| 65 | G4PolarizedMollerBhabhaModel(const G4ParticleDefinition* p =0,
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| 66 | const G4String& nam = "PolarizedMollerBhabha");
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| 67 |
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| 68 | virtual ~G4PolarizedMollerBhabhaModel();
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| 69 |
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| 70 | virtual G4double ComputeCrossSectionPerElectron(
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| 71 | const G4ParticleDefinition*,
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| 72 | G4double kinEnergy,
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| 73 | G4double cut,
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| 74 | G4double emax);
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| 75 |
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| 76 | virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
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| 77 | const G4MaterialCutsCouple*,
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| 78 | const G4DynamicParticle*,
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| 79 | G4double tmin,
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| 80 | G4double maxEnergy);
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| 81 |
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| 82 |
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| 83 | // polarization access routines (may go if using a modified ParticleChange)
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| 84 |
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| 85 | void SetTargetPolarization(const G4ThreeVector & pTarget)
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| 86 | {
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| 87 | theTargetPolarization = pTarget;
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| 88 | }
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| 89 | void SetBeamPolarization(const G4ThreeVector & pBeam)
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| 90 | {
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| 91 | theBeamPolarization = pBeam;
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| 92 | }
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| 93 | const G4StokesVector & GetTargetPolarization()
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| 94 | {
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| 95 | return theTargetPolarization;
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| 96 | }
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| 97 | const G4StokesVector & GetBeamPolarization()
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| 98 | {
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| 99 | return theBeamPolarization;
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| 100 | }
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| 101 | const G4StokesVector & GetFinalElectronPolarization()
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| 102 | {
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| 103 | return fElectronPolarization;
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| 104 | }
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| 105 | const G4StokesVector & GetFinalPositronPolarization()
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| 106 | {
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| 107 | return fPositronPolarization;
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| 108 | }
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| 109 | private:
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| 110 | G4StokesVector theBeamPolarization;
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| 111 | G4StokesVector theTargetPolarization;
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| 112 |
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| 113 | G4VPolarizedCrossSection * crossSectionCalculator;
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| 114 |
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| 115 | G4StokesVector fPositronPolarization;
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| 116 | G4StokesVector fElectronPolarization;
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| 117 | };
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| 118 |
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| 119 | //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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| 120 |
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| 121 | #endif
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