ATLAS Offline Software
Reconstruction
egamma
egammaUtils
egammaUtils
egPhotonWrtPoint.h
Go to the documentation of this file.
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/*
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Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
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*/
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#ifndef EGPHOTONWRTPOINT_H
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#define EGPHOTONWRTPOINT_H
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#include "
GeoPrimitives/GeoPrimitives.h
"
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#include "
xAODEgamma/EgammaFwd.h
"
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namespace
photonWrtPoint
{
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/* The cluster is assumed to be massless -- > Photon*/
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struct
PtEtaPhi
{
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double
pt
= 0;
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double
eta
= 0;
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double
phi
= 0;
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};
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PtEtaPhi
PtEtaPhiWrtZ
(
const
xAOD::Egamma
& ph,
double
z
);
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void
correctForZ
(
xAOD::Egamma
& ph,
double
z
);
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}
// namespace photonWrtPoint
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#endif
EgammaFwd.h
xAOD::Egamma_v1
Definition:
Egamma_v1.h:56
photonWrtPoint::PtEtaPhiWrtZ
PtEtaPhi PtEtaPhiWrtZ(const xAOD::Egamma &ph, double z)
Function to get the kinematics of a photon cluster wrt (0,0,z0)
Definition:
egPhotonWrtPoint.cxx:10
GeoPrimitives.h
photonWrtPoint::PtEtaPhi
egamma clusters kinematics are always wrt the ATLAS frame (0,0,0).
Definition:
egPhotonWrtPoint.h:20
z
#define z
photonWrtPoint::PtEtaPhi::pt
double pt
Definition:
egPhotonWrtPoint.h:21
photonWrtPoint::PtEtaPhi::phi
double phi
Definition:
egPhotonWrtPoint.h:23
photonWrtPoint::correctForZ
void correctForZ(xAOD::Egamma &ph, double z)
Function to modify in place the kinematics of a photon wrt (0,0,z0)
Definition:
egPhotonWrtPoint.cxx:23
photonWrtPoint::PtEtaPhi::eta
double eta
Definition:
egPhotonWrtPoint.h:22
photonWrtPoint
Definition:
egPhotonWrtPoint.h:11
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