G4PenelopeBremsstrahlungModel.hh

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//
// Author: Luciano Pandola
//
// History:
// -----------
// 23 Aug 2010   L. Pandola   1st implementation. 
// 24 May 2011   L. Pandola   Renamed (make v2008 as default Penelope)
// 02 Oct 2013   L. Pandola   Migrated to multi-thread
//
// -------------------------------------------------------------------
//
// Class description:
// Low Energy Electromagnetic Physics, e+ and e- bremsstrahlung
// with Penelope Model, version 2008
// -------------------------------------------------------------------
 
#ifndef G4PENELOPEBREMSSTRAHLUNGMODEL_HH
#define G4PENELOPEBREMSSTRAHLUNGMODEL_HH 1
 
#include "globals.hh"
#include "G4VEmModel.hh"
#include "G4DataVector.hh"
#include "G4ParticleChangeForLoss.hh"
 
 
class G4PhysicsFreeVector;
class G4PhysicsLogVector;
class G4ParticleDefinition;
class G4DynamicParticle;
class G4MaterialCutsCouple;
class G4Material;
class G4PenelopeOscillatorManager;
class G4PenelopeCrossSection;
class G4PenelopeBremsstrahlungFS;
class G4PenelopeBremsstrahlungAngular;
 
class G4PenelopeBremsstrahlungModel : public G4VEmModel 
{
public:
  explicit G4PenelopeBremsstrahlungModel(const G4ParticleDefinition* p=nullptr,
             const G4String& processName ="PenBrem");
  virtual ~G4PenelopeBremsstrahlungModel();
 
  void Initialise(const G4ParticleDefinition*, const G4DataVector&) override;
  void InitialiseLocal(const G4ParticleDefinition*,
               G4VEmModel*) override;
 
  //DUMMY METHOD
  G4double ComputeCrossSectionPerAtom(const G4ParticleDefinition* theParticle,
                      G4double kinEnergy,
                      G4double Z,
                      G4double A=0,
                      G4double cut=0,
                      G4double emax=DBL_MAX) override;
  
 
  G4double CrossSectionPerVolume(const G4Material* material,
                 const G4ParticleDefinition* theParticle,
                 G4double kineticEnergy,
                 G4double cutEnergy,
                 G4double maxEnergy = DBL_MAX) override;
 
  void SampleSecondaries(std::vector<G4DynamicParticle*>*,
             const G4MaterialCutsCouple*,
             const G4DynamicParticle*,
             G4double tmin,
             G4double maxEnergy) override;
  
  G4double ComputeDEDXPerVolume(const G4Material*,
                const G4ParticleDefinition*,
                G4double kineticEnergy,
                G4double cutEnergy) override;
 
  // Min cut in kinetic energy allowed by the model
  G4double MinEnergyCut(const G4ParticleDefinition*,
            const G4MaterialCutsCouple*) override;      
 
  void SetVerbosityLevel(G4int lev){fVerboseLevel = lev;};
  G4int GetVerbosityLevel(){return fVerboseLevel;};
 
 G4PenelopeBremsstrahlungModel & operator=
 (const G4PenelopeBremsstrahlungModel &right) = delete;
  G4PenelopeBremsstrahlungModel(const G4PenelopeBremsstrahlungModel&) = delete;
 
protected:
  G4ParticleChangeForLoss* fParticleChange;
  const G4ParticleDefinition* fParticle;
 
private:
  void ClearTables();
  G4PenelopeCrossSection* GetCrossSectionTableForCouple(const G4ParticleDefinition*,
                            const G4Material*,G4double cut);
  void SetParticle(const G4ParticleDefinition*);
  //
  //Members to handle and store cross section tables
  void BuildXSTable(const G4Material* material,G4double cut);
  G4double GetPositronXSCorrection(const G4Material*,G4double energy);
 
  //Helpers
  G4PenelopeOscillatorManager* fOscManager;
  G4PenelopeBremsstrahlungFS* fPenelopeFSHelper;
  G4PenelopeBremsstrahlungAngular* fPenelopeAngular;
 
  //This is the main energy grid
  G4PhysicsLogVector* fEnergyGrid;
  size_t nBins;
  //G4PenelopeCrossSection takes care of the logs
  std::map< std::pair<const G4Material*,G4double>, G4PenelopeCrossSection*> *fXSTableElectron;
  std::map< std::pair<const G4Material*,G4double>, G4PenelopeCrossSection*> *fXSTablePositron;
 
  //Intrinsic energy limits of the model: cannot be extended by the parent process
  G4double fIntrinsicLowEnergyLimit;
  G4double fIntrinsicHighEnergyLimit;
 
  G4int fVerboseLevel;
  G4bool fIsInitialised;
  //Used only for G4EmCalculator and Unit Tests
  G4bool fLocalTable;
};
 
#endif