EffectiveRTool.cxx

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/*
  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
*/
 
#include "JetReclustering/EffectiveRTool.h"
 
EffectiveRTool::EffectiveRTool(const std::string& myname):
  JetModifierBase(myname)
{}
 
int EffectiveRTool::modifyJet(xAOD::Jet& jet) const {
 
  // get the effective mass scale
  float rho(0.0);
  bool rhores = jet.getAttribute("VariableRMassScale", rho);
  // only set if we could retrieve the above attribute
  //    which is only set if JetFinder does VariableR reclustering
  if(rhores)
    jet.setAttribute("EffectiveR", rho/jet.pt());
  return 0;
}