calib_etf_combine.h

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#ifndef CALIB_ETF_COMBINE_H
#define CALIB_ETF_COMBINE_H
 
#include "TofCalib.h"
 
// const int nEtfCombine = 1;   // event start time
const int nEtfCombine = 7; // end cap tof calibration
 
class calib_etf_combine : public TofCalib {
public:
  calib_etf_combine() : TofCalib( nEtfCombine ) { m_name = string( "calib_etf_combine" ); }
 
  void calculate_funcs( const Record* r ) {
    double q = ( r->qleft() + r->qright() ) / 2.0;
    double z = r->zrhit();
 
    if ( q < 0.0 )
    {
      for ( int i = 0; i < nEtfCombine; i++ ) { funcs[i] = 1.0; }
    }
    else
    {
      funcs[0] = 1.0;
      funcs[1] = 1.0 / sqrt( q );
      funcs[2] = 1.0 / q;
      funcs[3] = q;
      funcs[4] = q * q;
      funcs[5] = q * q * q;
      funcs[6] = q * q * q * q;
    }
 
    return;
  }
 
  void calculate_y( const Record* r ) {
    y = ( r->tleft() + r->tright() ) / 2.0 - r->texp();
    return;
  }
 
  void updateData( RecordSet*& data ) {
    if ( data->size() > 0 )
    {
      std::vector<Record*>::iterator iter = data->begin();
      for ( ; iter != data->end(); iter++ )
      {
        calculate_funcs( ( *iter ) );
        double tcorr = 0.0;
        for ( int i = 0; i < X.num_row(); i++ ) { tcorr += X[i] * funcs[i]; }
        ( *iter )->setT0( ( ( *iter )->tleft() + ( *iter )->tright() ) / 2.0 - tcorr -
                          ( *iter )->texp() );
      }
    }
    return;
  }
};
 
#endif