G4LEpp.hh

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//
 //
 // G4 Low energy model: n-n or p-p scattering
 // F.W. Jones, L.G. Greeniaus, H.P. Wellisch
 //  
 // For further comments see G4LEppData.hh and G4LEpp.cc
 //

#ifndef G4LEpp_h
#define G4LEpp_h 1
 
#include "globals.hh"
#include "Randomize.hh"
#include "G4Element.hh"
#include "G4ElementVector.hh"
#include "G4ElementTable.hh"
#include "G4PhysicsTable.hh"
#include "G4PhysicsVector.hh"
#include "G4LPhysicsFreeVector.hh"
#include "G4Gamma.hh"
#include "G4Step.hh"
#include "G4TrackStatus.hh"
#include "G4HadronicInteraction.hh"


class G4LEpp : public G4HadronicInteraction
{
private:

  enum { NENERGY=40, NENERGYC=22, NANGLE=180 };

public:

  G4LEpp();

  ~G4LEpp();
 
  G4HadFinalState* ApplyYourself(const G4HadProjectile& aTrack,
                                 G4Nucleus& targetNucleus);

  void SetCoulombEffects(G4int State);
  
private:

  const G4float * sig[NANGLE];
  const G4float * elab;

  // The following arrays are declared static to allow the use of initializers.
  // They are initialized in G4LEppData.hh

  // Coulomb effects suppressed:
  static const G4float Sig[NENERGY][NANGLE];
  static const G4float Pcm[NENERGY], Elab[NENERGY], 
    dSigmax[NENERGY], Sigtot[NENERGY];

  // Coulomb effects not suppressed:
  static const G4float SigCoul[NENERGYC][NANGLE];
  static const G4float PcmCoul[NENERGYC], ElabCoul[NENERGYC], 
    dSigmaxCoul[NENERGYC], SigtotCoul[NENERGYC];

};

#endif