include/EventTrees.h

#ifndef HZZ2L2NU_INCLUDE_EVENTTREES_H_
#define HZZ2L2NU_INCLUDE_EVENTTREES_H_

#include <string>
#include <vector>

#include <TFile.h>
#include <TTree.h>

#include <AnalysisCommon.h>
#include <Dataset.h>
#include <Options.h>


class EventTrees : public AnalysisCommon {
 public:
  EventTrees(Options const &options, Dataset &dataset,
             std::string const treeName = "Vars");

  void CreateWeightBranches();

  void PostProcessing();

 protected:
  template<typename... Args>
  void AddBranch(Args... args) {
    tree_->Branch(args...);
  }

  void FillTree();

 private:
  bool storeWeightSyst_;

  TFile outputFile_;

  TTree *tree_;

  Float_t weight_;

  std::vector<Float_t> systWeights_;
};

#endif  // HZZ2L2NU_INCLUDE_EVENTTREES_H_

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