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// $Id: F02PrimaryGeneratorAction.hh,v 1.2 2006/06/29 18:27:26 gunter Exp $
// GEANT4 tag $Name: HEAD $
//
// 

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#ifndef F02PrimaryGeneratorAction_h
#define F02PrimaryGeneratorAction_h 1

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

class G4ParticleGun;
class G4Event;
class F02DetectorConstruction;
class F02PrimaryGeneratorMessenger;

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class F02PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
  public:
    F02PrimaryGeneratorAction(F02DetectorConstruction*);    
   ~F02PrimaryGeneratorAction();

  public:
    void GeneratePrimaries(G4Event*);
    void SetRndmFlag(G4String val) { rndmFlag = val;}
    void Setxvertex(G4double x) ;
    void Setyvertex(G4double y) ;
    void Setzvertex(G4double z) ;

    static G4String GetPrimaryName() ;                

  private:
    G4ParticleGun*                particleGun;	//pointer a to G4 service class
    F02DetectorConstruction*      F02Detector; //pointer to the geometry
    
    F02PrimaryGeneratorMessenger* gunMessenger; //messenger of this class
    G4String                      rndmFlag;	//flag for a random impact point       

    static G4String thePrimaryParticleName ;
    G4double xvertex,yvertex,zvertex;
    G4bool vertexdefined ;

};

#endif


