effective_area.h

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#include "ROOT/RDataFrame.hxx"
#include "TChain.h"
 
#include <string>
#include <filesystem>
#include <iostream>

class effective_area{
 
public:
  effective_area(std::filesystem::path p);

  std::filesystem::path PUEO_MC_DATA;

  double effective_area_score = 0.;
 
private:
  std::unique_ptr<TChain> allTree_chain_ptr;
  int total_num_neutrino_simulated = 0;

  std::unique_ptr<TChain> passTree_chain_ptr;
  int passTree_length = 0;

  std::unique_ptr<ROOT::RDataFrame> df;
 

  void compute_mean_interaction_length();
  double interaction_length = 0;
 

  void compute_total_weight();
  double total_num_weighted_passEvents = 0.;
 

  void compute_effective_area();

  const double ICE_VOLUME = 26859227.0607;
 
};