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#ifndef CommonTools_Egamma_EffectiveAreas_h
#define CommonTools_Egamma_EffectiveAreas_h
#include <vector>
#include <string>
class EffectiveAreas {
public:
// Constructor, destructor
EffectiveAreas(const std::string& filename, const bool quadraticEAflag = false);
// Accessors
const float getEffectiveArea(float eta) const;
const float getLinearEA(float eta) const;
const float getQuadraticEA(float eta) const;
// Utility functions
void printEffectiveAreas() const;
void checkConsistency() const;
private:
// Data members
const std::string filename_; // effective areas source file name
std::vector<float> absEtaMin_; // low limit of the eta range
std::vector<float> absEtaMax_; // upper limit of the eta range
std::vector<float> effectiveAreaValues_; // effective area for this eta range
// Following members are for quadratic PU-correction (introduced for cutBasedPhotonID in Run3_122X)
const bool quadraticEAflag_;
std::vector<float> linearEffectiveAreaValues_;
std::vector<float> quadraticEffectiveAreaValues_;
};
#endif
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