ClusterIso.h File Reference

#include <fun4all/SubsysReco.h>
#include <CLHEP/Vector/ThreeVector.h>
#include <cmath>
#include <string>

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Classes
class	ClusterIso

Functions
float	deltaR (float eta1, float eta2, float phi1, float phi2)

Function Documentation

float deltaR ( float  eta1, float  eta2, float  phi1, float  phi2  )

inline

Function to find delta R between 2 objects

Takes the eta and phi of each object and returns the difference of the etas and phis added in quadrature. Used to find towers inside a cone of delta R around a cluster.

Definition at line 59 of file ClusterIso.h.

View newest version in sPHENIX GitHub at line 59 of file ClusterIso.h

References INTTVtxZ::dphi.