00001 #ifndef HZZ2L2NU_INCLUDE_L1TPREFIRING_H_
00002 #define HZZ2L2NU_INCLUDE_L1TPREFIRING_H_
00003
00004 #include <WeightBase.h>
00005
00006 #include <optional>
00007
00008 #include <TTreeReaderValue.h>
00009
00010 #include <Dataset.h>
00011 #include <Options.h>
00012
00013
00023 class L1TPrefiringWeight : public WeightBase {
00024 public:
00025 L1TPrefiringWeight(Dataset &dataset, Options const &options);
00026
00027 virtual double NominalWeight() const override {
00028 return (enabled_) ? **srcWeightNominal_ : 1.;
00029 }
00030
00031 virtual int NumVariations() const override {
00032 return (enabled_) ? 2 : 0;
00033 }
00034
00035 virtual double operator()() const override {
00036 return (enabled_) ? *defaultWeight_->Get() : 1.;
00037 }
00038
00039 virtual double RelWeight(int variation) const override;
00040 virtual std::string_view VariationName(int variation) const override;
00041
00042 private:
00043 bool enabled_;
00044 mutable std::optional<TTreeReaderValue<Float_t>> srcWeightNominal_,
00045 srcWeightUp_, srcWeightDown_;
00046
00053 TTreeReaderValue<Float_t> *defaultWeight_;
00054 };
00055
00056 #endif // HZZ2L2NU_INCLUDE_L1TPREFIRING_H_
00057
