FPGATrackSimHough/FPGATrackSimRoadUnionTool.h

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// Copyright (C) 2002-2023 CERN for the benefit of the ATLAS collaboration
 
#ifndef FPGATrackSimROADUNIONTOOL_H
#define FPGATrackSimROADUNIONTOOL_H
 
#include "GaudiKernel/ServiceHandle.h"
#include "AthenaBaseComps/AthAlgTool.h"
 
#include "FPGATrackSimHough/IFPGATrackSimRoadFinderTool.h"
#include "FPGATrackSimMaps/IFPGATrackSimMappingSvc.h"
#include "FPGATrackSimObjects/FPGATrackSimLogicalEventInputHeader.h"
 
 
// This class is merely a lightweight wrapper around multiple road finder tools.
// It has evolved into representing the "slicing engine" in firmware and thus no longer
// inherits from IFPGATrackSimRoadFinderTool.
class FPGATrackSimRoadUnionTool : public AthAlgTool
{
    public:
 
        // AthAlgTool
 
        FPGATrackSimRoadUnionTool(const std::string&, const std::string&, const IInterface*);
 
        virtual StatusCode initialize() override;
 
        // IFPGATrackSimRoadFinderTool
 
        StatusCode getRoads(const std::vector<std::shared_ptr<const FPGATrackSimHit>> &hits,
                        std::vector<std::shared_ptr<const FPGATrackSimRoad>> &roads,
                        std::vector<FPGATrackSimTruthTrack> const &truthtracks)
        {
            m_truthtracks = truthtracks;
            return getRoads(hits, roads);
        }
 
        StatusCode getRoads(const std::vector<std::shared_ptr<const FPGATrackSimHit>> & hits, std::vector<std::shared_ptr<const FPGATrackSimRoad>> & roads);
 
        std::vector<FPGATrackSimTruthTrack> const *getTruthTracks() { return &m_truthtracks; }
 
        // FPGATrackSimRoadUnionTool
 
        ToolHandleArray<IFPGATrackSimRoadFinderTool> const & tools() const { return m_tools; }
        void setupSlices(FPGATrackSimLogicalEventInputHeader* slicedHitHeader) {m_slicedHitHeader = slicedHitHeader; }
 
    private:
 
        // Handles
        
        ServiceHandle<IFPGATrackSimMappingSvc> m_FPGATrackSimMapping {this, "FPGATrackSimMappingSvc", "FPGATrackSimMappingSvc"};
 
        ToolHandleArray<IFPGATrackSimRoadFinderTool> m_tools;
 
        // Internal storage for the sliced hits (implemented as a LogicalEventInputHeader,
        // so we can easily copy to the output ROOT file).
        FPGATrackSimLogicalEventInputHeader*  m_slicedHitHeader = nullptr;
        std::vector<FPGATrackSimTruthTrack> m_truthtracks;
};
 
#endif