ElectronBinData.h

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#ifndef ATLFAST_ELECTRONBINDATA_H
#define ATLFAST_ELECTRONBINDATA_H
#include <cmath>
#include <vector>
#include "CLHEP/Matrix/SymMatrix.h"
#include "CLHEP/Random/JamesRandom.h"

#include "AtlfastEvent/TrackTrajectory.h"
#include "AtlfastAlgs/BinID.h"
#include "AtlfastAlgs/IBinData.h"
#include "AtlfastAlgs/ParameterResolutions.h"

//======================================================
//
// ElectronBinData
//
// Class to hold smearing matrix data
// and calculate correlation matrix for a given track
//
//======================================================


namespace Atlfast 
{
  using std::pair;

  class ElectronBinData: public IBinData 
  {
    public:

      ElectronBinData( BinID&,
                       vector< ParameterResolutions* >,
                       vector< ParameterResolutions* >,
                       vector< ParameterResolutions* >,
                       vector< ParameterResolutions* >,
                       int randSeed
                     );
      
      virtual ~ElectronBinData();

      HepSymMatrix getMatrix( const TrackTrajectory& track ) const;
      

    private:
      
      BinID m_id;
      
      vector< ParameterResolutions* >  m_cores;
      vector< ParameterResolutions* >  m_tails;
      vector< ParameterResolutions* >  m_fractions;
      vector< ParameterResolutions* >  m_correlations;
      
      HepRandomEngine*  m_randomEngine;    
  };
  
}
#endif

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