G4NuclearShellModelDensity.hh

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#ifndef G4NuclearShellModelDensity_h
#define G4NuclearShellModelDensity_h 1

#include "globals.hh"
#include "G4ThreeVector.hh"
#include "G4VNuclearDensity.hh"

#include <CLHEP/Units/PhysicalConstants.h>      // pi, fermi,..
#include <cmath>                                // pow,..

class G4NuclearShellModelDensity : public G4VNuclearDensity
{

  public:
    G4NuclearShellModelDensity(G4int anA, G4int aZ);
    ~G4NuclearShellModelDensity();
    
    G4double GetRelativeDensity(const G4ThreeVector & aPosition) const;
    G4double GetRadius(const G4double maxRelativeDenisty) const;
    G4double GetDeriv(const G4ThreeVector & aPosition) const;    

  private:
    G4int    theA;
    G4int    theZ;
    G4double theRsquare;
  
};

#endif

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