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FloatingDaqFeePedestalSvc.h

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#ifndef _FLOATINGDAQFEEPEDESTALSVC_H_
#define _FLOATINGDAQFEEPEDESTALSVC_H_

#include "FloatingFeePedestalSvc/IFloatingFeePedestalSvc.h"
#include "GaudiKernel/Service.h"

#include <map>
#include <list>

namespace DayaBay{
    class ReadoutHeader;
    class FeeChannelId;
    
}

class FloatingDaqFeePedestalSvc : public Service,
                               virtual public IFloatingFeePedestalSvc
{

 public:
  // Service interface implementation
  FloatingDaqFeePedestalSvc(const std::string& name, ISvcLocator *svc);
  ~FloatingDaqFeePedestalSvc();
  virtual StatusCode initialize();
  virtual StatusCode finalize();
  virtual StatusCode queryInterface(const InterfaceID& riid,
                                    void** ppvInterface);

  
  // Record the preAdc value from past events,
  StatusCode cumulate( const DayaBay::ReadoutHeader* rh );

  // Return the FEE Calibration data. Return negative value when error.
  double pedestal( const DayaBay::FeeChannelId& channelId,
                   int gain ) const;

  typedef std::map<DayaBay::FeeChannelId, std::list<float> >  PreAdcArray;
  typedef std::map<DayaBay::FeeChannelId, double >              PedestalArray;

 private:
  double m_limit;

  double m_timeCutInSec;
  TimeStamp m_lastTrig;
  
  PreAdcArray m_finePreAdc;
  PreAdcArray m_crsePreAdc;

  PedestalArray m_finePedes;
  PedestalArray m_crsePedes;
  
  double updatePedestal( std::list<float>& PreAdcs, float newPreAdc );
  
};

#endif  // _FLOATINGDAQFEEPEDESTALSVC_H_

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