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TrackSmearer.h

Go to the documentation of this file.

/************
 Still needs:

 - two FIXMEs to be checked with ELzbieta
 
 - interfacing to smearing parameters
************/

// ================================================
// TrackSmearer class description
// ================================================
//
// THIS TEXT TO BE REPLACED BY ATLAS STANDARD FORMAT
//
//
// This version....
//
//
// Namespace Atlfast::
//
// class: TrackSmearer
//
// Description: 
//
//  Used to smear track helix parameters
//
//  Takes as input a set of helix parameters, and smears using a 
//  parameterised set of correclated resolutions which are input from 
//  an external source
//   
// ................................................................
//

#ifndef ATLFAST_TRACKSMEARER_H
#define ATLFAST_TRACKSMEARER_H

// CLHEP includes
#include "CLHEP/Random/RandGauss.h"
#include "CLHEP/Random/JamesRandom.h"
#include "CLHEP/Matrix/Matrix.h"

// Athena stuff
#include "GaudiKernel/ISvcLocator.h"
#include "GaudiKernel/IAlgorithm.h"
#include "GaudiKernel/Algorithm.h"
#include "GaudiKernel/MsgStream.h"
#include "GaudiKernel/DataObject.h"
#include "GaudiKernel/ObjectVector.h"
#include "AIDA/IHistogram1D.h"
#include "AIDA/IHistogram2D.h"
#include "GaudiKernel/IHistogramSvc.h"

// Temporary until standard way of using matrices is sorted

#include <string>

//#include "AtlfastUtils/TMatrix.h"
#include "CLHEP/Matrix/Matrix.h"
#include "AtlfastEvent/MsgStreamDefs.h"
#include "GaudiKernel/DataSvc.h"

// Atlfast includes
#include "AtlfastEvent/Track.h"

namespace Atlfast {

  class IMatrixManager;

class TrackSmearer {

  private:
  MsgStream& m_log;
  string m_muConfig;
   IMatrixManager* m_electronMatrixManager;   

   IMatrixManager* m_muonMatrixManager;   

   IMatrixManager* m_pionMatrixManager;   
  public:
   
   // Constructor
   TrackSmearer(const string&, int, MsgStream&) ;

   // Destructor
   ~TrackSmearer() ;
   
   // New interface to client which wraps old interface SmearParameters
   Track smear(const Track& track ) const ;
   

};

} // end namespace

#endif

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