METHelpers.h

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/*
  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
*/
 
// METHelpers.h
// Header file for METHelpers functions
// Author: T.J.Khoo<khoo@cern.ch>
// Author: Bill Balunas <bill.balunas@cern.ch>
#ifndef METUTILITIES_MET_METHELPERS_H
#define METUTILITIES_MET_METHELPERS_H 1
 
#include <vector>
#include <utility>
 
// Framework includes
#include "AsgMessaging/MessageCheck.h"
#include "AsgMessaging/StatusCode.h"
 
#include "xAODBase/IParticle.h"
#include "xAODEgamma/Electron.h"
#include "xAODEgamma/Photon.h"
#include "xAODTau/TauJet.h"
 
#include "xAODMuon/MuonContainer.h"
#include "xAODJet/JetContainer.h"
 
#include "xAODMissingET/MissingETContainer.h"
 
 
 
namespace met {
 
  ANA_MSG_HEADER (msgMET)
 
  const static MissingETBase::Types::bitmask_t invisSource = 0x100000; // doesn't overlap with any other
 
  void addGhostMuonsToJets(const xAOD::MuonContainer& muons, xAOD::JetContainer& jets);
 
  StatusCode buildMETSum(const std::string& totalName,
                         xAOD::MissingETContainer* metCont);
 
  StatusCode buildMETSum(const std::string& totalName,
                         xAOD::MissingETContainer* metCont,
                         MissingETBase::Types::bitmask_t softTermsSource);
 
  StatusCode fillMET(xAOD::MissingET *& met,
                     xAOD::MissingETContainer * metCont,
                     const std::string& metKey,
                     const MissingETBase::Types::bitmask_t metSource);
 
  // Helpers for retrieving contributing objects from MET terms
 
  template <class T = xAOD::IParticle>
  std::vector<const T*> getMETElements(const xAOD::MissingET& met);
 
  template <class T = xAOD::IParticle>
  std::vector<std::pair<const T*,float> > getMETElementsWeights(const xAOD::MissingET& met);
 
}
 
#include "METUtilities/METHelpers.icc"
 
#endif