LegacyBarcodeSvc.h

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/*
  Copyright (C) 2002-2024 CERN for the benefit of the ATLAS collaboration
*/
 
#ifndef BARCODESERVICES_LEGACYBARCODESVC_H
#define BARCODESERVICES_LEGACYBARCODESVC_H 1
 
// STL includes
#include <string>
 
// FrameWork includes
#include "GaudiKernel/ServiceHandle.h"
#include "AthenaBaseComps/AthService.h"
 
//include
#include "BarcodeInterfaces/IBarcodeSvc.h"
 
#include "tbb/concurrent_unordered_map.h"
 
 
 
namespace Barcode {
 
  class LegacyBarcodeSvc : public extends<AthService, IBarcodeSvc> {
  public:
 
    LegacyBarcodeSvc( const std::string& name, ISvcLocator* pSvcLocator );
 
    virtual ~LegacyBarcodeSvc() = default;
 
    virtual StatusCode  initialize() override;
 
    virtual StatusCode initializeBarcodes(int largestGeneratedParticleBC=0, int largestGeneratedVertexBC=0) override;
 
    virtual StatusCode resetBarcodes(int largestGeneratedParticleBC=0, int largestGeneratedVertexBC=0) override;
 
    virtual int newSecondaryParticle( int) override;
 
    virtual int newGeneratedParticle(int ) override;
 
    virtual int newSimulationVertex() override;
 
    virtual int newGeneratedVertex() override;
 
    virtual void registerLargestGeneratedParticleBC( int bc) override;
    virtual void registerLargestGeneratedVtxBC( int bc) override;
    virtual void registerLargestSecondaryParticleBC( int bc) override;
    virtual void registerLargestSimulationVtxBC( int bc) override;
 
    virtual int secondaryParticleBcOffset() const override;
    virtual int   secondaryVertexBcOffset()  const override;
 
  private:
 
    int m_firstVertex;
    int m_vertexIncrement;
 
    int m_firstSecondary;
    int m_particleIncrement;
 
    struct BarcodeInfo {
      BarcodeInfo() = delete;
      BarcodeInfo(int csv, int csp, int cgv, int cgp)
        : currentSimulationVertex(csv)
        , currentSecondaryParticle(csp)
        , currentGeneratedVertex(cgv)
        , currentGeneratedParticle(cgp) {};
      int currentSimulationVertex{};
      int currentSecondaryParticle{};
      int currentGeneratedVertex{};
      int currentGeneratedParticle{};
    };
 
    using LegacyBarcodeSvcThreadMap_t = tbb::concurrent_unordered_map
        < std::thread::id, BarcodeInfo, std::hash<std::thread::id> >;
    LegacyBarcodeSvcThreadMap_t m_bcThreadMap;
 
    BarcodeInfo& getBarcodeInfo();
 
  };
 
 
} // end 'Barcode' namespace
 
#endif //> !BARCODESERVICES_LEGACYBARCODESVC_H