CalcPhotonPartonHistory.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/

 
#include "PartonHistory/CalcPartonHistory.h"
#include "VectorHelpers/DecoratorHelpers.h"
 
namespace CP {
using ROOT::Math::PtEtaPhiMVector;
 
void CalcPartonHistory::FillGammaPartonHistory() {
  PtEtaPhiMVector gamma;
  int gamma_origin = 0;
 
  m_dec.decorateDefault("MC_gamma");
 
  if (Retrievep4Gamma(gamma, gamma_origin))
    m_dec.decorateParticle("MC_gamma", gamma);
 
  m_dec.decorateCustom("MC_gamma_origin", gamma_origin);
}
}  // namespace CP