G4DNAMillerGreenExcitationModel.hh

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// $Id: G4DNAMillerGreenExcitationModel.hh 82852 2014-07-14 09:05:25Z gcosmo $
//

#ifndef G4DNAMillerGreenExcitationModel_h
#define G4DNAMillerGreenExcitationModel_h 1

#include "G4VEmModel.hh"
#include "G4ParticleChangeForGamma.hh"
#include "G4ProductionCutsTable.hh"

#include "G4Proton.hh"
#include "G4DNAGenericIonsManager.hh"
#include "G4DNAWaterExcitationStructure.hh"
#include "Randomize.hh"
#include "G4NistManager.hh"

#include <deque>

class G4DNAMillerGreenExcitationModel : public G4VEmModel
{

public:

  G4DNAMillerGreenExcitationModel(const G4ParticleDefinition* p = 0, 
                          const G4String& nam = "DNAMillerGreenExcitationModel");

  virtual ~G4DNAMillerGreenExcitationModel();

  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);

protected:

  G4ParticleChangeForGamma* fParticleChangeForGamma;

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

  std::map<G4String,G4double,std::less<G4String> > lowEnergyLimit;
  std::map<G4String,G4double,std::less<G4String> > highEnergyLimit;

  G4bool isInitialised;
  G4int verboseLevel;
  
  // Cross section

  // Partial cross section
  
  G4double PartialCrossSection(G4double energy,G4int level, const G4ParticleDefinition* particle);

  G4double Sum(G4double energy, const G4ParticleDefinition* particle);

  G4int RandomSelect(G4double energy, const G4ParticleDefinition* particle);

  G4int nLevels;

  G4DNAWaterExcitationStructure waterExcitation;
  
  G4double S_1s(G4double t, 
                G4double energyTransferred, 
                G4double slaterEffectiveCharge,
                G4double shellNumber);

  G4double S_2s(G4double t, 
                G4double energyTransferred,  
                G4double slaterEffectiveCharge, 
                G4double shellNumber);

  G4double S_2p(G4double t, 
                G4double energyTransferred, 
                G4double slaterEffectiveCharge, 
                G4double shellNumber);

  G4double R(G4double t, 
             G4double energyTransferred, 
             G4double slaterEffectiveCharge, 
             G4double shellNumber);

  G4double kineticEnergyCorrection[4]; // 4 is the particle type index
  G4double slaterEffectiveCharge[3][4];
  G4double sCoefficient[3][4];

  //
   
  G4DNAMillerGreenExcitationModel & operator=(const  G4DNAMillerGreenExcitationModel &right);
  G4DNAMillerGreenExcitationModel(const  G4DNAMillerGreenExcitationModel&);

};

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#endif