G4LivermorePhotoElectricModel.hh

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// $Id: G4LivermorePhotoElectricModel.hh 106173 2017-09-15 13:05:16Z gcosmo $
//
// Author: Sebastien Incerti
//         30 October 2008
//         on base of G4LowEnergyPhotoElectric developed by A.Forti and M.G.Pia
//
// 15 Mar 2010   L. Pandola, removed methods to set explicitely fluorescence cuts.
//               Main cuts from G4ProductionCutsTable are always used
// 30 May 2011   A Mantero & V Ivanchenko Migration to model design for deexcitation
// 22 Oct 2012   A & V Ivanchenko Migration data structure to G4PhysicsVector
// 1 June 2017   M Bandieramonte


#ifndef G4LivermorePhotoElectricModel_h
#define G4LivermorePhotoElectricModel_h 1

#include "G4VEmModel.hh"
#include "G4ElementData.hh"
#include <vector>

class G4ParticleChangeForGamma;
class G4VAtomDeexcitation;
class G4LPhysicsFreeVector;

class G4LivermorePhotoElectricModel : public G4VEmModel
{
    
public:
    
    G4LivermorePhotoElectricModel(const G4String& nam = "LivermorePhElectric");
    
    virtual ~G4LivermorePhotoElectricModel();
    
    virtual void Initialise(const G4ParticleDefinition*, const G4DataVector&);
    
    virtual G4double CrossSectionPerVolume(const G4Material*,
                                           const G4ParticleDefinition*,
                                           G4double energy,
                                           G4double cutEnergy = 0.0,
                                           G4double maxEnergy = DBL_MAX);
    
    virtual G4double ComputeCrossSectionPerAtom(
                                                const G4ParticleDefinition*,
                                                G4double energy,
                                                G4double Z,
                                                G4double A=0,
                                                G4double cut=0,
                                                G4double emax=DBL_MAX);
    
    virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                                   const G4MaterialCutsCouple*,
                                   const G4DynamicParticle*,
                                   G4double tmin,
                                   G4double maxEnergy);
    
    
    virtual void InitialiseForElement(const G4ParticleDefinition*, G4int Z);
    
    inline void SetLimitNumberOfShells(G4int);
    G4double GetBindingEnergy (G4double ZZ, G4int shell);
    
    G4LivermorePhotoElectricModel & operator=
    (const G4LivermorePhotoElectricModel &right) = delete;
    G4LivermorePhotoElectricModel(const G4LivermorePhotoElectricModel&) = delete;

protected:
    
    G4ParticleChangeForGamma* fParticleChange;
    
private:
    
    void ReadData(G4int Z, const char* path = nullptr);
        
    G4ParticleDefinition*   theGamma;
    G4ParticleDefinition*   theElectron;
    
    G4int                   verboseLevel;
    G4int                   maxZ;
    G4int                   nShellLimit;
    G4bool                  fDeexcitationActive;
    G4bool                  isInitialised;
    
    static G4LPhysicsFreeVector*   fCrossSection[99];
    static G4LPhysicsFreeVector*   fCrossSectionLE[99];
    static std::vector<G4double>*  fParamHigh[99];
    static std::vector<G4double>*  fParamLow[99];
    static G4int                   fNShells[99];
    static G4int                   fNShellsUsed[99];
    static G4ElementData*          fShellCrossSection;
    static G4Material*             fWater;
    static G4double                fWaterEnergyLimit;
    
    G4VAtomDeexcitation*    fAtomDeexcitation;
    
    G4double                fCurrSection;
    std::vector<G4double>   fSandiaCof;
};

inline 
void G4LivermorePhotoElectricModel::SetLimitNumberOfShells(G4int n)
{
    nShellLimit = n;
}

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#endif