SimHitToTruthPartAssocAlg.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONTRUTHALGSR4_SIMHITTOTRUTHPARTASSOCALG_H
#define MUONTRUTHALGSR4_SIMHITTOTRUTHPARTASSOCALG_H
 
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
 
#include "StoreGate/ReadHandleKey.h"
#include "StoreGate/WriteDecorHandleKey.h"
 
#include "xAODTruth/TruthParticleContainer.h"
#include "xAODMuonSimHit/MuonSimHitContainer.h"
 
#include "MuonIdHelpers/IMuonIdHelperSvc.h"
 
namespace MuonR4{
    class SimHitToTruthPartAssocAlg : public AthReentrantAlgorithm{
        public:
            using AthReentrantAlgorithm::AthReentrantAlgorithm;
 
            virtual StatusCode initialize() override final;
            virtual StatusCode execute(const EventContext& ctx) const override final;
        private:
            ServiceHandle<Muon::IMuonIdHelperSvc> m_idHelperSvc{this, "MuonIdHelperSvc", 
                                                                "Muon::MuonIdHelperSvc/MuonIdHelperSvc"};

            SG::ReadHandleKey<xAOD::TruthParticleContainer> m_truthKey{this, "TruthKey", "MuonTruthParticles"};
            SG::WriteDecorHandleKey<xAOD::TruthParticleContainer> m_hitDecorKey{this, "HitIdDecoration", m_truthKey, "hitIds"};
            SG::ReadHandleKey<xAOD::MuonSimHitContainer> m_simHitKey{this, "SimHitContainer", ""};
    }; 
}
 
#endif