DPSHit_factory.h

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// $Id$
//
//    File: DPSHit_factory.h
// Created: Wed Oct 15 16:45:01 EDT 2014
// Creator: staylor (on Linux gluon05.jlab.org 2.6.32-358.18.1.el6.x86_64 x86_64)
//


#ifndef _DPSHit_factory_
#define _DPSHit_factory_

#include <JANA/JFactory.h>
#include "DPSHit.h"
#include "DPSDigiHit.h"
#include "DPSGeometry.h"

#include <utility>

typedef vector< vector<double> > ps_digi_constants_t;

class DPSHit_factory:public jana::JFactory<DPSHit>{
 public:
  DPSHit_factory(){};
  ~DPSHit_factory(){};

  // config. parameter
  double ADC_THRESHOLD;

  // overall scale factors
  double a_scale;
  double t_scale;
  double t_base;

  // calibration constants stored by channel
  ps_digi_constants_t  adc_gains;
  ps_digi_constants_t  adc_pedestals;
  ps_digi_constants_t  adc_time_offsets;

  const double GetConstant( const ps_digi_constants_t &the_table,
             const DPSGeometry::Arm in_arm, const int in_column,
             const DPSGeometry &psGeom ) const; 
  const double GetConstant( const ps_digi_constants_t &the_table,
             const DPSDigiHit *the_digihit, const DPSGeometry &psGeom ) const;
  const double GetConstant( const ps_digi_constants_t &the_table,
             const DPSHit *the_hit, const DPSGeometry &psGeom ) const;

 private:
  jerror_t init(void);                 ///< Called once at program start.
  jerror_t brun(jana::JEventLoop *eventLoop, int32_t runnumber);  ///< Called everytime a new run number is detected.
  jerror_t evnt(jana::JEventLoop *eventLoop, uint64_t eventnumber);  ///< Called every event.
  jerror_t erun(void);                 ///< Called everytime run number changes, provided brun has been called.
  jerror_t fini(void);                 ///< Called after last event of last event source has been processed.

  void FillCalibTable(ps_digi_constants_t &table, string table_name,
            const DPSGeometry &psGeom);

  bool CHECK_FADC_ERRORS;
};

#endif // _DPSHit_factory_