G4CameronTruranHilfShellCorrections.hh

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// $Id$
//
// Hadronic Process: Nuclear De-excitations
// by V. Lara

#ifndef G4CameronTruranHilfShellCorrections_h
#define G4CameronTruranHilfShellCorrections_h 1

#include <CLHEP/Units/SystemOfUnits.h>
#include "globals.hh"

//#define verbose 1

class G4CameronTruranHilfShellCorrections
{
private:
        
  G4CameronTruranHilfShellCorrections();
        
  static G4CameronTruranHilfShellCorrections* theInstance;


public:
  static G4CameronTruranHilfShellCorrections* GetInstance();
  
  ~G4CameronTruranHilfShellCorrections();

  G4double GetShellCorrection(const G4int A, const G4int Z) const 
  {
    return GetShellZ(Z) + GetShellN(A-Z);
  }

  G4double GetShellZ(const G4int Z) const 
  {
    if (IsInTableThisZ(Z)) return ShellZTable[Z-ZTableMin]*CLHEP::MeV;
    else {
#ifdef verbose
      G4cerr << "G4CameronTruranHilfShellCorrections: out of table for Z = " << Z << G4endl;
#endif
      return 0.0;
    }
  }
  
  G4bool IsInTableThisZ(const G4int Z)  const 
  {
    if ( Z >= ZTableMin && Z <= ZTableMax ) return true;
    else return false;
  }
  
  G4double GetShellN(const G4int N) const 
  {
    if (IsInTableThisN(N)) return ShellNTable[N-NTableMin]*CLHEP::MeV;
    else {
#ifdef verbose
      G4cerr << "G4CameronTruranHilfShellCorrections: out of table for N = " << N << G4endl;
#endif
      return 0.0;
    }
  }
  
  G4bool IsInTableThisN(const G4int N) const 
  {
    if ( N >= NTableMin && N <= NTableMax ) return true;
    else return false;
  }
  
  enum  { ZTableSize = 93, NTableSize = 146, ZTableMin = 10, ZTableMax = 102,
          NTableMin = 10, NTableMax = 155 };

private:



  static const G4double ShellZTable[ZTableSize];
  
  static const G4double ShellNTable[NTableSize];
        
};
#endif

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