RE02/include/RE02PrimaryGeneratorAction.hh

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0025 //
0026 /// \file runAndEvent/RE02/include/RE02PrimaryGeneratorAction.hh
0027 /// \brief Definition of the RE02PrimaryGeneratorAction class
0028 //
0029 //
0030 //
0031
0032 #ifndef RE02PrimaryGeneratorAction_h
0033 #define RE02PrimaryGeneratorAction_h 1
0034
0035 #include "G4VUserPrimaryGeneratorAction.hh"
0036 #include "globals.hh"
0037
0038 class RE02DetectorConstruction;
0039 class G4ParticleGun;
0040 class G4Event;
0041
0042 //
0043 /// User primary particle generator class
0044 ///
0045 /// - void GeneratePrimaries(G4Event*)
0046 ///     an incident particle is proton with 150 MeV energy at the position
0047 ///     (x,y,-100 cm) toward the (0,0,1) direction. The x and y positions are
0048 ///     uniformly varied from -5 mm to 5 mm, respectively.
0049 //
0050 class RE02PrimaryGeneratorAction : public G4VUserPrimaryGeneratorAction
0051 {
0052   public:
0053     RE02PrimaryGeneratorAction();
0054     ~RE02PrimaryGeneratorAction();
0055
0056   public:
0057     virtual void GeneratePrimaries(G4Event*);
0058
0059   private:
0060     G4double fSigmaPosition;  // Initial beam spot size in x-y plane.
0061     G4ParticleGun* fParticleGun;
0062 };
0063
0064 //
0065
0066 #endif