SVDCoGOnlyPositionError.h

/**************************************************************************
 * basf2 (Belle II Analysis Software Framework)                           *
 * Author: The Belle II Collaboration                                     *
 *                                                                        *
 * See git log for contributors and copyright holders.                    *
 * This file is licensed under LGPL-3.0, see LICENSE.md.                  *
 **************************************************************************/
 
#pragma once
 
#include <vxd/dataobjects/VxdID.h>
#include <svd/dbobjects/SVDCalibrationsBase.h>
#include <svd/dbobjects/SVDCalibrationsScalar.h>
#include <svd/dbobjects/SVDPositionErrorFunction.h>
#include <framework/database/DBObjPtr.h>
#include <framework/logging/Logger.h>
#include <string>
 
namespace Belle2 {
  class SVDCoGOnlyPositionError {
  public:
    static std::string name; 
    typedef SVDCalibrationsBase< SVDCalibrationsScalar< SVDPositionErrorFunction > >
    t_payload; 
    SVDCoGOnlyPositionError() : m_aDBObjPtr(name)
    {
      m_aDBObjPtr.addCallback([ this ](const std::string&) -> void {
        B2DEBUG(20, "SVDCoGOnlyPositionError: from now on we are using " <<
                this->m_aDBObjPtr -> get_uniqueID()); });
    }
 
    inline double getPositionError(
      const Belle2::VxdID& sensorID,
      const bool& isU, const unsigned short& strip,
      const double& clSNR,
      const int& clSize,
      const float& pitch
    ) const
    {
      return pitch * m_aDBObjPtr->getReference(sensorID.getLayerNumber(),
                                               sensorID.getLadderNumber(),
                                               sensorID.getSensorNumber(),
                                               m_aDBObjPtr->sideIndex(isU),
                                               strip).getPositionError(clSNR, clSize);
 
    }
 
    TString getUniqueID() { return m_aDBObjPtr->get_uniqueID(); }
 
    bool isValid() { return m_aDBObjPtr.isValid(); }
 
 
  private:
 
    DBObjPtr< t_payload > m_aDBObjPtr; 
  };
}