musrPrimaryGeneratorAction.hh

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#ifndef musrPrimaryGeneratorAction_h
#define musrPrimaryGeneratorAction_h 1

#include "G4VUserPrimaryGeneratorAction.hh"
#include "globals.hh"
#include "Randomize.hh"
#include "musrParticleGun.hh"
class G4ParticleGun;
class G4Event;
class musrDetectorConstruction;
class musrPrimaryGeneratorMessenger;

//....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo....

class musrPrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
{
  public:
    musrPrimaryGeneratorAction(musrDetectorConstruction*);    
   ~musrPrimaryGeneratorAction();

  public:
    void GeneratePrimaries(G4Event*);
    void SetRndmFlag(G4String val) { rndmFlag = val;}
    void Setxvertex(G4double x) ;
    void Setyvertex(G4double y) ;
    void Setzvertex(G4double z) ;
    void Setpxanglevertex(G4double px) ;
    void Setpyanglevertex(G4double py) ;
    void SetMomentum(G4double p);
    void SetBeamWidth(G4double w);

    static G4String GetPrimaryName() ;                

  private:
    musrParticleGun*                particleGun;        //pointer a to G4 service class
    musrDetectorConstruction*      musrDetector; //pointer to the geometry
    
    musrPrimaryGeneratorMessenger* gunMessenger; //messenger of this class
    G4String                      rndmFlag;     //flag for a random impact point       

    static G4String thePrimaryParticleName ;

    G4double xvertex,yvertex,zvertex;
    G4bool xyvertexdefined;
    G4bool zvertexdefined;
    G4double pxanglevertex,pyanglevertex;
    G4bool pvertexdefined;
  G4double pMomentum;
  G4bool pMomentumdefined;
  G4double TheSetWidth;
  G4bool Widthdefined;

public: 
  G4double  decaytime;
  HepRandomEngine * theEngine;


};

#endif

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