| 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: G4AdjointComptonModel.hh,v 1.5 2009/11/20 10:31:20 ldesorgh 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 | // Class: G4AdjointComptonModel
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| 31 | // Author: L. Desorgher
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| 32 | // Organisation: SpaceIT GmbH
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| 33 | // Contract: ESA contract 21435/08/NL/AT
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| 34 | // Customer: ESA/ESTEC
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| 35 | /////////////////////////////////////////////////////////////////////////////////
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| 36 | //
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| 37 | // CHANGE HISTORY
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| 38 | // --------------
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| 39 | // ChangeHistory:
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| 40 | // 1 September 2007 creation by L. Desorgher
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| 41 | // 11 November 2009 Implement the use of approximated diffCS as an alternative of CSMatrix.
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| 42 | //
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| 43 | //-------------------------------------------------------------
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| 44 | // Documentation:
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| 45 | // Model for the adjoint compton scattering.
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| 46 | //
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| 47 |
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| 48 | #ifndef G4AdjointComptonModel_h
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| 49 | #define G4AdjointComptonModel_h 1
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| 50 |
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| 51 |
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| 52 | #include "globals.hh"
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| 53 | #include "G4VEmAdjointModel.hh"
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| 54 | #include "G4VEmProcess.hh"
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| 55 | class G4AdjointComptonModel: public G4VEmAdjointModel
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| 56 |
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| 57 | {
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| 58 | public:
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| 59 |
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| 60 | G4AdjointComptonModel();
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| 61 | ~G4AdjointComptonModel();
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| 62 |
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| 63 |
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| 64 | virtual void SampleSecondaries(const G4Track& aTrack,
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| 65 | G4bool IsScatProjToProjCase,
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| 66 | G4ParticleChange* fParticleChange);
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| 67 | void RapidSampleSecondaries(const G4Track& aTrack,
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| 68 | G4bool IsScatProjToProjCase,
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| 69 | G4ParticleChange* fParticleChange);
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| 70 |
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| 71 | virtual G4double DiffCrossSectionPerAtomPrimToScatPrim(
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| 72 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
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| 73 | G4double kinEnergyScatProj, // kinetic energy of the primary particle after the interaction
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| 74 | G4double Z,
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| 75 | G4double A = 0.);
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| 76 | virtual G4double DiffCrossSectionPerAtomPrimToSecond(
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| 77 | G4double kinEnergyProj, // kinetic energy of the primary particle before the interaction
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| 78 | G4double kinEnergyProd, // kinetic energy of the secondary particle
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| 79 | G4double Z,
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| 80 | G4double A = 0.);
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| 81 |
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| 82 | virtual G4double GetSecondAdjEnergyMaxForScatProjToProjCase(G4double PrimAdjEnergy);
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| 83 | virtual G4double GetSecondAdjEnergyMinForProdToProjCase(G4double PrimAdjEnergy);
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| 84 |
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| 85 |
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| 86 | virtual G4double AdjointCrossSection(const G4MaterialCutsCouple* aCouple,
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| 87 | G4double primEnergy,
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| 88 | G4bool IsScatProjToProjCase);
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| 89 |
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| 90 |
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| 91 |
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| 92 | inline void SetDirectProcess(G4VEmProcess* aProcess){theDirectEMProcess = aProcess;};
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| 93 |
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| 94 | private:
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| 95 | G4VEmProcess* theDirectEMProcess;
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| 96 | G4double G4direct_CS;
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| 97 |
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| 98 |
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| 99 | };
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| 100 |
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| 101 | #endif
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