G4NuclearStopping.hh

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// $Id$
//
// -----------------------------------------------------------------------------
//
// GEANT4 Class header file
//
// Author:        Vladimir Ivanchenko
//
// Creation date: 20 July 2009
// 
// Modified:
//
//------------------------------------------------------------------------------
//
 
// class description
//
//  The class simulates nuclear stopping due to multiple scattering
//
// class description - end
 
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#ifndef G4NuclearStopping_h
#define G4NuclearStopping_h 1
 
#include "G4VEmProcess.hh"
#include "globals.hh"
#include "G4Track.hh"
#include "G4Step.hh"
#include "G4ParticleDefinition.hh"
#include "G4GPILSelection.hh"
#include "G4ParticleChangeForLoss.hh"
 
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class G4ICRU49NuclearStoppingModel;
 
class G4NuclearStopping : public G4VEmProcess
{
 
public:    // with description
 
  G4NuclearStopping(const G4String& processName="nuclearStopping");
 
  virtual ~G4NuclearStopping();
 
  // returns true for charged particles, false otherwise
  G4bool IsApplicable (const G4ParticleDefinition& p);
 
  // implementation of pure virtual method
  G4double AlongStepGetPhysicalInteractionLength(const G4Track& track,
                         G4double  previousStepSize,
                         G4double  currentMinimumStep,
                         G4double& proposedSafety,
                         G4GPILSelection* selection);
 
  // implementation of energy loss along step
  G4VParticleChange* AlongStepDoIt(const G4Track& track,
                   const G4Step&  step);
 
  // Print few lines of informations about the process: validity range,
  void PrintInfo();
 
protected:
 
  // This function initialise process
  void InitialiseProcess(const G4ParticleDefinition*);
 
private:       
 
  // copy constructor and hide assignment operator
  G4NuclearStopping(G4NuclearStopping &);
  G4NuclearStopping & operator=(const G4NuclearStopping &right);
 
  G4ParticleChangeForLoss nParticleChange;
 
  G4ICRU49NuclearStoppingModel* modelICRU49;
 
  G4bool   isInitialized;
 
};
 
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#endif