Gabriele Cosmo
100 lines
3.9 KiB
C++
100 lines
3.9 KiB
C++
//
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// ********************************************************************
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// * License and Disclaimer *
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// * *
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// * The Geant4 software is copyright of the Copyright Holders of *
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// * the Geant4 Collaboration. It is provided under the terms and *
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// * conditions of the Geant4 Software License, included in the file *
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// * LICENSE and available at http://cern.ch/geant4/license . These *
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// * include a list of copyright holders. *
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// * *
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// * Neither the authors of this software system, nor their employing *
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// * institutes,nor the agencies providing financial support for this *
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// * work make any representation or warranty, express or implied, *
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// * regarding this software system or assume any liability for its *
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// * use. Please see the license in the file LICENSE and URL above *
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// * for the full disclaimer and the limitation of liability. *
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// * *
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// * This code implementation is the result of the scientific and *
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// * technical work of the GEANT4 collaboration. *
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// * By using, copying, modifying or distributing the software (or *
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// * any work based on the software) you agree to acknowledge its *
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// * use in resulting scientific publications, and indicate your *
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// * acceptance of all terms of the Geant4 Software license. *
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// ********************************************************************
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//
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//
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// -------------------------------------------------------------------
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//
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// GEANT4 Class file
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//
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//
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// File name: G4PhotoElectricAngularGeneratorPolarized
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//
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// Author: A.C. Farinha, L. Peralta, P. Rodrigues and A. Trindade
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//
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// Creation date: 10 January 2006
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//
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// Class Description:
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//
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// -------------------------------------------------------------------
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//
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#ifndef G4PhotoElectricAngularGeneratorPolarized_h
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#define G4PhotoElectricAngularGeneratorPolarized_h 1
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#include "G4VEmAngularDistribution.hh"
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#include "G4ios.hh"
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#include "globals.hh"
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#include "G4RotationMatrix.hh"
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class G4PhotoElectricAngularGeneratorPolarized : public G4VEmAngularDistribution
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{
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public:
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explicit G4PhotoElectricAngularGeneratorPolarized();
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~G4PhotoElectricAngularGeneratorPolarized();
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G4ThreeVector& SampleDirection(const G4DynamicParticle* dp,
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G4double eKinEnergy,
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G4int shellId,
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const G4Material* mat = nullptr) override;
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void PrintGeneratorInformation() const override;
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// hide assignment operator
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G4PhotoElectricAngularGeneratorPolarized & operator=(const G4PhotoElectricAngularGeneratorPolarized &right) = delete;
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G4PhotoElectricAngularGeneratorPolarized(const G4PhotoElectricAngularGeneratorPolarized&) = delete;
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protected:
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G4ThreeVector PerpendicularVector(const G4ThreeVector& a) const;
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private:
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void PhotoElectronGetMajorantSurfaceAandCParameters(G4int shellId,
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G4double beta,
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G4double *majorantSurfaceParameterA,
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G4double *majorantSurfaceParameterC) const;
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void PhotoElectronGeneratePhiAndTheta(G4int shellId,
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G4double beta,
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G4double aBeta,
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G4double cBeta,
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G4double *pphi,
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G4double *ptheta) const;
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G4ThreeVector PhotoElectronComputeFinalDirection(const G4RotationMatrix& rotation,
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G4double theta,
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G4double phi) const;
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G4RotationMatrix PhotoElectronRotationMatrix(const G4ThreeVector& direction,
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const G4ThreeVector& polarization);
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G4double CrossSectionMajorantFunction(G4double theta, G4double cBeta) const;
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G4double DSigmaKshellGavrila1959(G4double beta, G4double theta, G4double phi) const;
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G4double DSigmaL1shellGavrila(G4double beta, G4double theta, G4double phi) const;
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G4double betaArray[3];
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G4double aMajorantSurfaceParameterTable[980][2];
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G4double cMajorantSurfaceParameterTable[980][2];
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};
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#endif
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