MuonQualityUpdaterAlg.cxx

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/*
  Copyright (C) 2002-2026 CERN for the benefit of the ATLAS collaboration
*/
 
#include "MuonQualityUpdaterAlg.h"
 
#include "xAODCore/ShallowCopy.h"
#include "xAODMuon/Muon.h"
#include "xAODMuon/MuonAuxContainer.h"
#include "xAODMuon/MuonContainer.h"
#include "AthContainers/CurrentContext.h"
 
namespace CP {
 
    MuonQualityUpdaterAlg::MuonQualityUpdaterAlg(const std::string& name, ISvcLocator* svcloc) :
        AthAlgorithm(name, svcloc), m_tool("CP::MuonSelectionTool") /*public tool*/ {
        declareProperty("Input", m_input_muons = "");
        declareProperty("Output", m_output_muons = "");
        declareProperty("Tool", m_tool);
    }
 
    StatusCode MuonQualityUpdaterAlg::initialize() {
        if (m_input_muons == "") {
            ATH_MSG_ERROR("You must specify an input muon collection");
            return StatusCode::FAILURE;
        }
        CHECK(m_tool.retrieve());
 
        return StatusCode::SUCCESS;
    }
 
    StatusCode MuonQualityUpdaterAlg::execute() {
        // fetch input collection
        const xAOD::MuonContainer* muons = 0;
        CHECK(evtStore()->retrieve(muons, m_input_muons));
 
        // create a shallow copy container for the outputs
        auto OutMuons = xAOD::shallowCopyContainer(*muons, Gaudi::Hive::currentContext());
 
        for (xAOD::Muon* muon : *OutMuons.first) {
            m_tool->setQuality(*muon);
            m_tool->setPassesIDCuts(*muon);
            // m_tool->setPassesLowPtEfficiencyCuts(*muon);
        }
 
        CHECK(evtStore()->record(std::move(OutMuons.first), m_output_muons));
        CHECK(evtStore()->record(std::move(OutMuons.second), m_output_muons + "Aux."));
 
        return StatusCode::SUCCESS;
    }
 
}  // namespace CP