source: trunk/source/processes/electromagnetic/lowenergy/include/G4CrossSectionChargeDecreasePartial.hh @ 924

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//
// $Id: G4CrossSectionChargeDecreasePartial.hh,v 1.1 2007/11/08 18:24:04 pia Exp $
// GEANT4 tag $Name:  $
// 
// Contact Author: Maria Grazia Pia (Maria.Grazia.Pia@cern.ch)
//
// History:
// -----------
// Date         Name              Modification
// 28 Apr 2007  M.G. Pia          Created in compliance with design described in TNS paper
// 08 Nov 2007  MGP               Got code from S.I.; lowercase data member
//
// -------------------------------------------------------------------

// Class description:
// Geant4-DNA Cross total cross section for electron elastic scattering in water
// Reference: TNS Geant4-DNA paper
// S. Chauvie et al., Geant4 physics processes for microdosimetry simulation:
// design foundation and implementation of the first set of models,
// IEEE Trans. Nucl. Sci., vol. 54, no. 6, Dec. 2007.
// Reference for implementation model: NIM. 155, pp. 145-156, 1978
// Further documentation available from http://www.ge.infn.it/geant4/dna

// -------------------------------------------------------------------


#ifndef G4CROSSSECTIONCHARGEDECREASEPARTIAL_HH
#define G4CROSSSECTIONCHARGEDECREASEPARTIAL_HH 1
 
#include "globals.hh"

class G4ParticleDefinition;
 
class G4CrossSectionChargeDecreasePartial
{
public:
  
  G4CrossSectionChargeDecreasePartial();
  
  virtual ~G4CrossSectionChargeDecreasePartial();
  
  G4double CrossSection(G4double energy, G4int level, const G4ParticleDefinition* particle);

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

  G4int RandomSelect(G4double energy, const G4ParticleDefinition* particle);
  
  // Copy constructor and assignment operator to be added here
    
private:
   
   G4int numberOfPartialCrossSections[3]; // 3 is the particle type index

   G4double f0[2][3];
   G4double a0[2][3];
   G4double a1[2][3];
   G4double b0[2][3];
   G4double b1[2][3];
   G4double c0[2][3];
   G4double d0[2][3];
   G4double x0[2][3];
   G4double x1[2][3];

};

#endif