EFTrackingXrtAlgorithm.h

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/*
 *   Copyright (C) 2002-2025 CERN for the benefit of the ATLAS collaboration
 */
 
#ifndef EFTRACKING_XRT_ALGORITHM
#define EFTRACKING_XRT_ALGORITHM
 
#include <memory>
#include <map>
 
#include "AthenaBaseComps/AthReentrantAlgorithm.h"
#include "AthXRTInterfaces/IDeviceMgmtSvc.h"
#include "Gaudi/Property.h"
#include "Gaudi/Parsers/Factory.h"
 
#include "GaudiKernel/ServiceHandle.h"
#include "GaudiKernel/IChronoSvc.h"
#include "StoreGate/ReadHandleKeyArray.h"
#include "StoreGate/WriteHandleKeyArray.h"
 
#include "xrt/xrt_bo.h"
#include "xrt/xrt_device.h"
#include "xrt/xrt_kernel.h"
 
class EFTrackingXrtAlgorithm : public AthReentrantAlgorithm
{
  SG::ReadHandleKeyArray<std::vector<unsigned long>> m_inputDataStreamKeys{this, "inputDataStreamKeys", {}};
  SG::ReadHandleKeyArray<std::vector<unsigned long>> m_vSizeDataStreamKeys{this, "vSizeDataStreamKeys", {}};
  SG::WriteHandleKeyArray<std::vector<unsigned long>> m_outputDataStreamKeys{this, "outputDataStreamKeys", {}};
 
  ServiceHandle<AthXRT::IDeviceMgmtSvc> m_DeviceMgmtSvc{
    this, 
    "DeviceMgmtSvc", 
    "AthXRT::DeviceMgmtSvc",
    "The XRT device manager service to use"
  };
 
  ServiceHandle<IChronoSvc> m_chronoSvc{
    this,
    "ChronoStatSvc",
    "ChronoStatSvc",
    "Stop watch"
  };
 
  Gaudi::Property<std::vector<std::tuple<std::string, std::string, int>>> m_inputInterfaces {
    this,
    "inputInterfaces",
    {},
    ""
  };
 
  Gaudi::Property<std::vector<std::tuple<std::string, std::string, int>>> m_vSizeInterfaces {
    this,
    "vSizeInterfaces",
    {},
    ""
  };
 
  Gaudi::Property<std::vector<std::tuple<std::string, std::string, int>>> m_outputInterfaces {
    this,
    "outputInterfaces",
    {},
    ""
  };
 
  Gaudi::Property<std::size_t> m_bufferSize {
    this,
    "bufferSize",
    8192,
    "Capacity of xrt buffers in terms of 64bit words."
  };
 
  std::map<std::string, std::unique_ptr<xrt::kernel>> m_kernels{};
  std::map<std::string, std::unique_ptr<xrt::run>> m_runs{};
 
  // Buffer objects
  mutable std::vector<xrt::bo> m_inputBuffers ATLAS_THREAD_SAFE {};
  mutable std::vector<xrt::bo> m_outputBuffers ATLAS_THREAD_SAFE {};
 
 public:
  EFTrackingXrtAlgorithm(const std::string& name, ISvcLocator* pSvcLocator);
  StatusCode initialize() override final;
  StatusCode execute(const EventContext& ctx) const override final;
};
 
#endif