particleGun/include/PrimaryGeneratorAction2.hh

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0025 //
0026 /// \file eventgenerator/particleGun/include/PrimaryGeneratorAction2.hh
0027 /// \brief Definition of the PrimaryGeneratorAction2 class
0028 //
0029 //
0030 //
0031 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
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0033
0034 #ifndef PrimaryGeneratorAction2_h
0035 #define PrimaryGeneratorAction2_h 1
0036
0037 #include "G4VUserPrimaryGeneratorAction.hh"
0038 #include "globals.hh"
0039
0040 #include <vector>
0041
0042 class G4ParticleGun;
0043 class G4Event;
0044
0045 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0046
0047 class PrimaryGeneratorAction2
0048 {
0049   public:
0050     PrimaryGeneratorAction2(G4ParticleGun*);
0051     ~PrimaryGeneratorAction2() = default;
0052
0053   public:
0054     void GeneratePrimaries(G4Event*);
0055
0056   public:
0057     G4double RejectAccept();
0058     G4double InverseCumul();
0059
0060   private:
0061     G4ParticleGun* fParticleGun = nullptr;
0062
0063     G4int fNPoints = 0;  // nb of points
0064     std::vector<G4double> fX;  // abscisses X
0065     std::vector<G4double> fY;  // values of Y(X)
0066     std::vector<G4double> fSlp;  // slopes
0067     std::vector<G4double> fYC;  // cumulative function of Y
0068     G4double fYmax = 0.;  // max(Y)
0069
0070   private:
0071     void InitFunction();
0072 };
0073
0074 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0075
0076 #endif