TRT_StandaloneTrackFinder.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
/**********************************************************************************
   Header file for class TRT_StandaloneTrackFinder
  (c) ATLAS Detector software
  Algorithm for Trk::Track production in TRT only
  Version 1.0: 09/28/2007
  Authors    : Thomas Koffas, Markus Elsing
  email      : Thomas.Koffas@cern.ch
**********************************************************************************/
 
#ifndef TRT_StandaloneTrackFinder_H
#define TRT_StandaloneTrackFinder_H
 
#include <array>
#include <string>
#include <mutex>
 
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include "GaudiKernel/ToolHandle.h"

#include "TrkTrack/TrackCollection.h"
#include "TrkEventUtils/PRDtoTrackMap.h"
#include "InDetRecToolInterfaces/ITRT_SegmentToTrackTool.h"

#include "TrkSegment/SegmentCollection.h"
#include "StoreGate/ReadHandleKey.h"
#include "StoreGate/WriteHandleKey.h"
 
#include "GaudiKernel/SystemOfUnits.h"
 
namespace InDet {

 
  class ITRT_SegmentToTrackTool;
 
  class TRT_StandaloneTrackFinder : public AthReentrantAlgorithm
    {
    
      // Public methods:
      
    public:
      

 
      TRT_StandaloneTrackFinder(const std::string &name, ISvcLocator *pSvcLocator);
      virtual ~TRT_StandaloneTrackFinder();
      StatusCode initialize();
      StatusCode execute(const EventContext& ctx) const;
      StatusCode finalize();


 
      MsgStream& dump(MsgStream& out) const;
      
    private:

      /* Private data                                                */
     
 
      IntegerProperty m_minNumDriftCircles
        {this, "MinNumDriftCircles", 15,
      "Minimum number of drift circles for TRT segment tracks"};
      DoubleProperty m_minPt
        {this, "MinPt", 1.0 * Gaudi::Units::GeV,
     "Minimum pt cut for TRT only (used in preselection * 0.9)"};
      BooleanProperty m_oldLogic
        {this, "OldTransitionLogic", true,
     "use old transition region hit logic "};
 
      ToolHandle< ITRT_SegmentToTrackTool >      m_segToTrackTool
         {this,"TRT_SegToTrackTool","InDet::TRT_SegmentToTrackTool"}; 
 
      SG::ReadHandleKey<Trk::SegmentCollection > m_Segments
         {this , "InputSegmentsLocation","TRTSegments"};              
      SG::ReadHandleKey<Trk::PRDtoTrackMap>      m_prdToTrackMap
         {this,"PRDtoTrackMap",""};                                   

      SG::WriteHandleKey<TrackCollection>        m_finalTracks
         {this,"OutputTracksLocation","TRTStandaloneTracks"};        

 
      enum ECounter {kNTrtSeg,            
                     kNUsedSeg,           
                     kNRejectedSeg,       
                     kNTrtSegGood,        
                     kNSegFailed,         
                     kNTrkScoreZeroTotal, 
                     kNTrkSegUsedTotal,   
                     kNTRTTrkTotal,       
                     kNCounter};
 
      typedef std::array<int,kNCounter> Counter_t;
 
      mutable std::mutex m_statMutex ATLAS_THREAD_SAFE;
      mutable Counter_t  m_total     ATLAS_THREAD_SAFE {};
      MsgStream& dumpContainerNames(MsgStream& out) const;
      static MsgStream& dumpevent(MsgStream&, const InDet::TRT_StandaloneTrackFinder::Counter_t&);
      friend MsgStream& operator<< (MsgStream&, const InDet::TRT_StandaloneTrackFinder::Counter_t&);      
    };
   
   MsgStream& operator<< (MsgStream&, const InDet::TRT_StandaloneTrackFinder::Counter_t&);
         
}
 
 
MsgStream&  operator<< (MsgStream&, const InDet::TRT_StandaloneTrackFinder&);
 
#endif // TRT_StandaloneTrackFinder_H