G4DNASancheExcitationModel.hh

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// $Id: G4DNASancheExcitationModel.hh 105719 2017-08-16 12:36:37Z gcosmo $
// GEANT4 tag $Name:  $
//

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// Created by Z. Francis

#ifndef G4DNASancheExcitationModel_h
#define G4DNASancheExcitationModel_h 1

#include <deque>
#include <CLHEP/Units/SystemOfUnits.h>

#include "G4VEmModel.hh"
#include "G4ParticleChangeForGamma.hh"
#include "G4Electron.hh"
#include "G4NistManager.hh"

class G4DNASancheExcitationModel : public G4VEmModel
{
public:
  G4DNASancheExcitationModel(const G4ParticleDefinition* p = 0,
                             const G4String& nam = "DNASancheExcitationModel");

  virtual ~G4DNASancheExcitationModel();

  virtual void Initialise(const G4ParticleDefinition*,
                          const G4DataVector&);

  virtual G4double CrossSectionPerVolume(const G4Material* material,
                                         const G4ParticleDefinition* p,
                                         G4double ekin,
                                         G4double emin,
                                         G4double emax);

  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                                 const G4MaterialCutsCouple*,
                                 const G4DynamicParticle*,
                                 G4double tmin,
                                 G4double maxEnergy);

  // Cross section

  G4double PartialCrossSection(G4double energy, G4int level);
  G4double TotalCrossSection(G4double t);

  inline void ExtendLowEnergyLimit(G4double /*threshold*/);

  inline void SetVerboseLevel(G4int verbose)
  {
    verboseLevel = verbose;
  }

  inline void SelectStationary(G4bool input); 

protected:

  G4ParticleChangeForGamma* fParticleChangeForGamma;

private:

  G4bool statCode;

  // Water density table
  const std::vector<G4double>* fpWaterDensity;

  G4bool isInitialised;
  G4int verboseLevel;

  // Cross section

  G4int RandomSelect(G4double energy);
  G4int nLevels;
  G4double VibrationEnergy(G4int level);
  G4double Sum(G4double k);
  G4double LinInterpolate(G4double e1,
                          G4double e2,
                          G4double e,
                          G4double xs1,
                          G4double xs2);

  //
//  typedef std::map<double, std::map<double, double> > TriDimensionMap;
//  TriDimensionMap map1;
  std::vector<G4double> tdummyVec;
  std::vector<std::vector<G4double>> fEnergyLevelXS;
  std::vector<G4double> fEnergyTotalXS;

  //
  G4DNASancheExcitationModel & operator=(const G4DNASancheExcitationModel &right);
  G4DNASancheExcitationModel(const G4DNASancheExcitationModel&);

};

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inline void G4DNASancheExcitationModel::ExtendLowEnergyLimit(G4double threshold)
{
  if(threshold < 2 * CLHEP::eV)
    G4Exception("*** WARNING : the G4DNASancheExcitationModel class is not "
                "validated below 2 eV !",
                "", JustWarning, "");
  
  SetLowEnergyLimit(threshold);
}

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inline void G4DNASancheExcitationModel::SelectStationary (G4bool input)
{ 
    statCode = input; 
}    

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#endif