ConeJetMaker.cxx File Reference

#include "./Jet.h"
#include "./ConeJetMaker.h"
#include <sstream>
#include <cassert>
#include <algorithm>

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Functions
double	deltaR (double eta_1, double eta_2, double phi_1, double phi_2)

Function Documentation

deltaR()

double deltaR	(	double	eta_1,
		double	eta_2,
		double	phi_1,
		double	phi_2
	)

Definition at line 131 of file ConeJetMaker.cxx.

                                                                   {
  double deltaPhi = TVector2::Phi_mpi_pi(phi1 - phi2);
  double deltaEta = eta1 - eta2;
  return std::sqrt( deltaEta*deltaEta + deltaPhi*deltaPhi );
}