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// This is the modified version of the example electromagnetic/TestEm7/include/PrimaryGeneratorAction.hh

#ifndef PrimaryGeneratorAction_h
#define PrimaryGeneratorAction_h 1

#include "G4VUserPrimaryGeneratorAction.hh"
#include "G4ParticleGun.hh"
#include "globals.hh"

class G4Event;
class DetectorConstruction;
class PrimaryGeneratorMessenger;

class PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
  public:
    PrimaryGeneratorAction(DetectorConstruction*);    
   ~PrimaryGeneratorAction();

  public:  
    void SetRndmBeam(G4double val)  {fRndmBeam = val;}   
    virtual void GeneratePrimaries(G4Event*);
    
    void   ResetEbeamCumul() {fEbeamCumul = 0.;}
    G4double GetEbeamCumul() {return fEbeamCumul;}
     
    G4ParticleGun* GetParticleGun() {return fParticleGun;}
    
  private:
    G4ParticleGun*             fParticleGun;
    DetectorConstruction*      fDetector;
    G4double                   fRndmBeam;
    G4double                   fEbeamCumul;       
    PrimaryGeneratorMessenger* fGunMessenger;     
};

#endif