G4ICRU49NuclearStoppingModel.hh

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// -------------------------------------------------------------------
//
//
// GEANT4 Class header file
//
//
// File name:     G4ICRU49NuclearStoppingModel
//
// Author:        V.Ivanchenko 
//
// Creation date: 20.07.2009 
//
// Modifications:
//
//
// Class Description:
//
// Implementation of the ICRU'49 model of nuclear stopping 
 
// -------------------------------------------------------------------
//
 
#ifndef G4ICRU49NuclearStoppingModel_h
#define G4ICRU49NuclearStoppingModel_h 1
 
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#include "G4VEmModel.hh"
#include "G4Threading.hh"
 
class G4ParticleChangeForLoss;
class G4Pow;
 
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class G4ICRU49NuclearStoppingModel : public G4VEmModel
{
 
public:
 
  explicit G4ICRU49NuclearStoppingModel(const G4String& nam = 
                    "ICRU49NucStopping");
 
  virtual ~G4ICRU49NuclearStoppingModel();
 
  virtual void Initialise(const G4ParticleDefinition*, 
              const G4DataVector&) final;
 
  // main method to compute dEdx
  virtual G4double ComputeDEDXPerVolume(const G4Material*,
                                        const G4ParticleDefinition*,
                                        G4double kineticEnergy,
                                        G4double cutEnergy = DBL_MAX) final;
 
  virtual void SampleSecondaries(std::vector<G4DynamicParticle*>*,
                 const G4MaterialCutsCouple*,
                 const G4DynamicParticle*, 
                 G4double, G4double) final;
 
  //  hide assignment operator
  G4ICRU49NuclearStoppingModel & operator=
  (const  G4ICRU49NuclearStoppingModel &right) = delete;
  G4ICRU49NuclearStoppingModel(const  G4ICRU49NuclearStoppingModel&) = delete;
 
private:
 
  void InitialiseArray();
 
  G4double NuclearStoppingPower(G4double kineticEnergy,
                G4double Z1, G4double Z2,
                G4double A1, G4double A2);
 
  G4Pow* g4calc;
  G4double theZieglerFactor;
  static G4double Z23[100];
 
#ifdef G4MULTITHREADED
  static G4Mutex ICRU49NuclearMutex;
#endif
};
 
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#endif