Gabriele Cosmo
88 lines
3.7 KiB
C++
88 lines
3.7 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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// Author: Sebastien Incerti
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// 22 January 2012
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// on base of G4LivermoreGammaConversionModel (original version)
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// and G4LivermoreRayleighModel (MT version)
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//
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// Modifications: Zhuxin Li@CENBG
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// 11 March 2020
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// derives from G4PairProductionRelModel
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// -------------------------------------------------------------------
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#ifndef G4LivermoreGammaConversionModel_h
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#define G4LivermoreGammaConversionModel_h 1
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#include "G4PairProductionRelModel.hh"
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#include "G4Log.hh"
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class G4ParticleChangeForGamma;
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class G4PhysicsFreeVector;
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class G4PhysicsLogVector;
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class G4LivermoreGammaConversionModel : public G4PairProductionRelModel
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{
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public:
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explicit G4LivermoreGammaConversionModel(
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const G4ParticleDefinition* p = nullptr,
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const G4String& nam = "LivermoreConversion");
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~G4LivermoreGammaConversionModel() override;
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void Initialise(const G4ParticleDefinition*,
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const G4DataVector&) override;
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void InitialiseForElement(const G4ParticleDefinition*,
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G4int Z) override;
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G4double ComputeCrossSectionPerAtom(
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const G4ParticleDefinition*,
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G4double kinEnergy,
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G4double Z,
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G4double A=0.0,
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G4double cut=0.0,
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G4double emax=DBL_MAX) override;
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G4LivermoreGammaConversionModel & operator=
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(const G4LivermoreGammaConversionModel &right) = delete;
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G4LivermoreGammaConversionModel(const G4LivermoreGammaConversionModel&) = delete;
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private:
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void ReadData(const G4int ZZ);
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const G4String& FindDirectoryPath();
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G4ParticleChangeForGamma* fParticleChange;
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static G4PhysicsFreeVector* data[101]; // 101 because Z range is 1-100
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static G4String gDataDirectory;
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G4double lowEnergyLimit;
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G4int verboseLevel;
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G4int maxZ = 100;
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G4bool useSpline = false;
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G4bool isInitialised = false;
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};
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#endif
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