source: trunk/source/processes/electromagnetic/standard/include/G4eIonisation.hh@ 1036

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// $Id: G4eIonisation.hh,v 1.35 2007/05/23 08:47:34 vnivanch Exp $
// GEANT4 tag $Name: geant4-09-02 $
//
// -------------------------------------------------------------------
//
// GEANT4 Class header file
//
//
// File name:     G4eIonisation
//
// Author:        Laszlo Urban
//
// Creation date: 20.03.1997
//
// Modifications:
//
// 10-02-00 modifications , new e.m. structure, L.Urban
// 03-08-01 new methods Store/Retrieve PhysicsTable (mma)
// 13-08-01 new function ComputeRestrictedMeandEdx() (mma)
// 19-09-01 come back to previous ProcessName "eIoni"
// 29-10-01 all static functions no more inlined (mma)
// 07-01-02 new design of em processes (V.Ivanchenko)
// 26-12-02 Secondary production moved to derived classes (VI)
// 24-01-03 Make models region aware (V.Ivanchenko)
// 05-02-03 Fix compilation warnings (V.Ivanchenko)
// 13-02-03 SubCutoff regime is assigned to a region (V.Ivanchenko)
// 23-05-03 Add fluctuation model as a member function (V.Ivanchenko)
// 03-06-03 Fix initialisation problem for STD ionisation (V.Ivanchenko)
// 08-08-03 STD substitute standard  (V.Ivanchenko)
// 12-11-03 G4EnergyLossSTD -> G4EnergyLossProcess (V.Ivanchenko)
// 21-01-04 Migrade to G4ParticleChangeForLoss (V.Ivanchenko)
// 08-11-04 Migration to new interface of Store/Retrieve tables (V.Ivantchenko)
// 08-04-05 Major optimisation of internal interfaces (V.Ivantchenko)
// 11-04-04 Move MaxSecondaryEnergy to models (V.Ivanchenko)
//
// Class Description:
//
// This class manages the ionisation process for e-/e+
// it inherites from G4VContinuousDiscreteProcess via G4VEnergyLossProcess.
//

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

#ifndef G4eIonisation_h
#define G4eIonisation_h 1

#include "G4VEnergyLossProcess.hh"
#include "G4Electron.hh"
#include "G4Positron.hh"
#include "G4VEmModel.hh"

class G4Material;
class G4ParticleDefinition;

class G4eIonisation : public G4VEnergyLossProcess
{

public:

  G4eIonisation(const G4String& name = "eIoni");

  virtual ~G4eIonisation();

  G4bool IsApplicable(const G4ParticleDefinition& p);

  // Print out of the class parameters
  virtual void PrintInfo();

protected:

  virtual void InitialiseEnergyLossProcess(const G4ParticleDefinition*,
                                           const G4ParticleDefinition*);

  G4double MinPrimaryEnergy(const G4ParticleDefinition*,
                            const G4Material*, G4double cut);

private:

  // hide assignment operator
  G4eIonisation & operator=(const G4eIonisation &right);
  G4eIonisation(const G4eIonisation&);

  const G4ParticleDefinition* theElectron;
  const G4ParticleDefinition* particle;

  G4bool isElectron;
  G4bool isInitialised;
};

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....
//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....

inline G4double G4eIonisation::MinPrimaryEnergy(const G4ParticleDefinition*,
                                                const G4Material*,
                                                G4double cut)
{
  G4double x = cut;
  if(isElectron) x += cut;
  return x;
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....

inline G4bool G4eIonisation::IsApplicable(const G4ParticleDefinition& p)
{
  return (&p == G4Electron::Electron() || &p == G4Positron::Positron());
}

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......

#endif