TrkSegmentCnvAlg.h

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/*
  Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
*/
#ifndef MUONSEGMENTCNV_TRKSEGMENTCNVALG_H
#define MUONSEGMENTCNV_TRKSEGMENTCNVALG_H
 
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include "StoreGate/WriteHandleKey.h"
#include "StoreGate/ReadHandleKeyArray.h"
 
#include "MuonIdHelpers/IMuonIdHelperSvc.h"
#include "MuonPrepRawData/MuonPrepDataContainer.h"
#include "MuonPatternEvent/MuonPatternContainer.h"
#include "TrkSegment/SegmentCollection.h"
 
#include "MuonRecToolInterfaces/IMdtDriftCircleOnTrackCreator.h"
#include "MuonRecToolInterfaces/IMuonClusterOnTrackCreator.h"
#include "MuonRecToolInterfaces/IMuonCompetingClustersOnTrackCreator.h"
#include "MuonRecHelperTools/MuonEDMPrinterTool.h"
 
namespace MuonR4{
    class TrkSegmentCnvAlg : public AthReentrantAlgorithm {
        public:
 
            using AthReentrantAlgorithm::AthReentrantAlgorithm;
 
            StatusCode initialize() override final;
            StatusCode execute(const EventContext& ctx) const override final;
    
        private:
            StatusCode convert(const EventContext& ctx,
                               const MuonR4::Segment& segment,
                               Trk::SegmentCollection& outContainer) const;
            /*** @brief Fetches a MuonPrepData object from the PrepData container by matching the parsed Identifier.
               *        Nullptr is returned if the object does not exist and an error message is printed
               * @param prdId: Identifier of the measurement to fetch
               * @param prdContainer: Pointer to the MuonPrepData container to fetch the object from.  */
            template <class PrdType> 
                const PrdType* fetchPrd(const Identifier& prdId,
                                        const Muon::MuonPrepDataContainerT<PrdType>* prdContainer) const;
            template <class PrdType>
                    const PrdType* fetchPrd(const xAOD::MuonMeasurement& meas,
                                            const std::string& accName) const;
 
            using RotVec = std::vector<std::unique_ptr<Trk::RIO_OnTrack>>;
            template <class PrdType>
                StatusCode convertMeasurement(const MuonR4::Segment& segment,
                                              const CalibratedSpacePoint& spacePoint,
                                              const Muon::MuonPrepDataContainerT<PrdType>* prdContainer,
                                              RotVec& convMeasVec,
                                              const std::string& accName ="") const;
 
            ServiceHandle<Muon::IMuonIdHelperSvc> m_idHelperSvc{this, "MuonIdHelperSvc", 
                                                                "Muon::MuonIdHelperSvc/MuonIdHelperSvc"};
            
            PublicToolHandle<Muon::MuonEDMPrinterTool> m_printer{this, "printerTool", "Muon::MuonEDMPrinterTool/MuonEDMPrinterTool"};
            SG::ReadHandleKey<Muon::TgcPrepDataContainer> m_keyTgc{this, "TgcKey", "TGC_MeasurementsAllBCs"};
            SG::ReadHandleKey<Muon::RpcPrepDataContainer> m_keyRpc{this, "RpcKey", "RPC_Measurements"};
            SG::ReadHandleKey<Muon::MdtPrepDataContainer> m_keyMdt{this, "MdtKey", "MDT_DriftCircles"};
            SG::ReadHandleKey<Muon::sTgcPrepDataContainer> m_keysTgc{this, "sTgcKey", "STGC_Measurements"};
            SG::ReadHandleKey<Muon::MMPrepDataContainer> m_keyMM{this, "MmKey", "MM_Measurements"};
 
            // ACTS geometry context
            ActsTrk::GeoContextReadKey_t m_geoCtxKey{this, "AlignmentKey", "ActsAlignment", "cond handle key"};
 
           
            SG::ReadHandleKeyArray<SegmentContainer> m_readKeys{this, "ReadSegments", {"R4MuonSegments"}};
 
            SG::WriteHandleKey<Trk::SegmentCollection> m_writeKey{this, "WriteKey", "TrackMuonSegmentsR4"};
 
 
            ToolHandle<Muon::IMdtDriftCircleOnTrackCreator> m_mdtCreator{this,"MdtRotCreator",""};  //<! pointer to mdt rio ontrack creator
            ToolHandle<Muon::IMuonClusterOnTrackCreator> m_clusterCreator{this,"ClusterRotCreator",""};
 
            ToolHandle<Muon::IMuonCompetingClustersOnTrackCreator> m_compClusterCreator{this, "CompetingRotCreator", ""};  //<! competing clusters rio ontrack creator
 
    };
 
}
 
#endif