B5/include/EventAction.hh

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0025 //
0026 /// \file EventAction.hh
0027 /// \brief Definition of the B5::EventAction class
0028
0029 #ifndef B5EventAction_h
0030 #define B5EventAction_h 1
0031
0032 #include "G4UserEventAction.hh"
0033
0034 #include "Constants.hh"
0035
0036 #include "globals.hh"
0037
0038 #include <array>
0039 #include <vector>
0040
0041 class G4Event;
0042
0043 // named constants
0044 const G4int kEm = 0;
0045 const G4int kHad = 1;
0046 const G4int kH1 = 0;
0047 const G4int kH2 = 1;
0048 const G4int kDim = 2;
0049
0050 namespace B5
0051 {
0052
0053 /// Event action
0054
0055 class EventAction : public G4UserEventAction
0056 {
0057   public:
0058     EventAction();
0059     ~EventAction() override = default;
0060
0061     void BeginOfEventAction(const G4Event*) override;
0062     void EndOfEventAction(const G4Event*) override;
0063
0064     std::vector<G4double>& GetEmCalEdep() { return fCalEdep[kEm]; }
0065     std::vector<G4double>& GetHadCalEdep() { return fCalEdep[kHad]; }
0066
0067   private:
0068     // hit collections Ids
0069     std::array<G4int, kDim> fHodHCID = {-1, -1};
0070     std::array<G4int, kDim> fDriftHCID = {-1, -1};
0071     std::array<G4int, kDim> fCalHCID = {-1, -1};
0072     // histograms Ids
0073     std::array<std::array<G4int, kDim>, kDim> fDriftHistoID{{{{-1, -1}}, {{-1, -1}}}};
0074     // std::array<T, N> is an aggregate that contains a C array.
0075     // To initialize it, we need outer braces for the class itself
0076     // and inner braces for the C array
0077     // energy deposit in calorimeters cells
0078     std::array<std::vector<G4double>, kDim> fCalEdep{
0079       {std::vector<G4double>(kNofEmCells, 0.), std::vector<G4double>(kNofHadCells, 0.)}};
0080 };
0081
0082 }  // namespace B5
0083
0084 //....oooOO0OOooo........oooOO0OOooo........oooOO0OOooo........oooOO0OOooo......
0085
0086 #endif