Measurement class implementing a planar hit geometry (1 or 2D) with a momentum measurement based on the VXD dEdX information with setable parameters (see VXDMomentumEstimationMeasurementCreator). More...

#include <PlanarVXDMomentumMeasurement.h>

Inheritance diagram for PlanarVXDMomentumMeasurement< HitType >:

Public Member Functions
	PlanarVXDMomentumMeasurement (const genfit::PlanarMeasurement &parentElement, HitType hit, const Belle2::RecoTrack recoTrack)
	Initialize the momentum measurement with a planar measurement as a parent, the corresponding hit and the reco track to get information from.

virtual genfit::AbsMeasurement *	clone () const override
	Clone the measurement.

virtual std::vector< genfit::MeasurementOnPlane * >	constructMeasurementsOnPlane (const genfit::StateOnPlane &state) const override
	Construct the measurement on the plane set in the parent element.

void	setCorrectionFitParameters (const typename VXDMomentumEstimation< HitType >::CorrectionFitParameters &correctionFitParameters)
	Set the correction fit parameters.

void	setSigma (double sigma)
	Set the measurement sigma.

void	setFitParameters (const typename VXDMomentumEstimation< HitType >::FitParameters &fitParameters)
	Set the fit parameters.

void	setUseMCInformation (bool useMCInformation)
	Set whether to use mc information.

void	setUseThickness (bool useThickness)
	Set whether to use the thickness.

void	setUseTrackingSeeds (bool useTrackingSeeds)
	Set whether to use tracking seeds not the current state.

HitType *	getHit () const
	Get the underlying hit (cluster).

virtual const genfit::AbsHMatrix *	constructHMatrix (const genfit::AbsTrackRep *rep) const override
	Construct the QP matrix.

Private Member Functions
int	getDetId () const
	Return the detector ID.

int	getDetId () const
	Specialisation for PXD clusters.

int	getDetId () const
	Specialisation for SVD clusters.

Private Attributes
VXDMomentumEstimation< HitType >::FitParameters	m_fitParameters
	Parameters for the main function.

VXDMomentumEstimation< HitType >::CorrectionFitParameters	m_correctionFitParameters
	Parameters for the correction function.

bool	m_useThickness = false
	Use the thickness of the clusters of the path length for estimating dX.

bool	m_useMCInformation = true
	Use the seeds of the track finder or the seeds of the MC particles.

bool	m_useTrackingSeeds = false
	Use the tracking seeds in the origin for calculating the path length rather than the current state.

double	m_sigma = 0.03
	Value of the measurement sigma.

HitType *	m_hit = nullptr
	Underlying hit/cluster.

const RecoTrack *	m_recoTrack = nullptr
	RecoTrack for which the hit is created.

Detailed Description

template<class HitType>
class Belle2::PlanarVXDMomentumMeasurement< HitType >

Measurement class implementing a planar hit geometry (1 or 2D) with a momentum measurement based on the VXD dEdX information with setable parameters (see VXDMomentumEstimationMeasurementCreator).

Definition at line 27 of file PlanarVXDMomentumMeasurement.h.

Constructor & Destructor Documentation

◆ PlanarVXDMomentumMeasurement()

PlanarVXDMomentumMeasurement	(	const genfit::PlanarMeasurement &	parentElement,
		HitType *	hit,
		const Belle2::RecoTrack *	recoTrack
	)

inline

Initialize the momentum measurement with a planar measurement as a parent, the corresponding hit and the reco track to get information from.

The internal matrices are set accordingly.

Definition at line 34 of file PlanarVXDMomentumMeasurement.h.

                                                                                                                               :
      PlanarMomentumMeasurement(parentElement), m_hit(hit), m_recoTrack(recoTrack)
    {
      rawHitCoords_.ResizeTo(1);
      rawHitCov_.ResizeTo(1, 1);
 
      setHitId(hit->getArrayIndex());
      setDetId(getDetId());
    }

Member Function Documentation

◆ clone()

virtual genfit::AbsMeasurement * clone ( ) const

inlineoverridevirtual

Clone the measurement.

Reimplemented from PlanarMomentumMeasurement.

Definition at line 45 of file PlanarVXDMomentumMeasurement.h.

45{return new PlanarVXDMomentumMeasurement(*this);}

Belle2::PlanarVXDMomentumMeasurement::PlanarVXDMomentumMeasurement

PlanarVXDMomentumMeasurement(const genfit::PlanarMeasurement &parentElement, HitType *hit, const Belle2::RecoTrack *recoTrack)

Initialize the momentum measurement with a planar measurement as a parent, the corresponding hit and ...

Definition: PlanarVXDMomentumMeasurement.h:34

◆ constructHMatrix()

virtual const genfit::AbsHMatrix * constructHMatrix ( const genfit::AbsTrackRep * rep ) const

inlineoverridevirtualinherited

Construct the QP matrix.

Definition at line 44 of file PlanarMomentumMeasurement.h.

    {
      if (dynamic_cast<const genfit::RKTrackRep*>(rep) == nullptr) {
        B2FATAL("PlanarMomentumMeasurement default implementation can only handle state vectors of type RKTrackRep!");
      }
 
      return new HMatrixQP();
    }

◆ getDetId()

int getDetId ( ) const

inlineprivate

Return the detector ID.

Definition at line 112 of file PlanarVXDMomentumMeasurement.h.

    {
      return -1;
    }

◆ getHit()

HitType * getHit ( ) const

inline

Get the underlying hit (cluster).

Definition at line 87 of file PlanarVXDMomentumMeasurement.h.

    {
      return m_hit;
    }

◆ setCorrectionFitParameters()

void setCorrectionFitParameters ( const typename VXDMomentumEstimation< HitType >::CorrectionFitParameters & correctionFitParameters )

inline

Set the correction fit parameters.

Definition at line 51 of file PlanarVXDMomentumMeasurement.h.

    {
      m_correctionFitParameters = correctionFitParameters;
    }

◆ setFitParameters()

void setFitParameters ( const typename VXDMomentumEstimation< HitType >::FitParameters & fitParameters )

inline

Set the fit parameters.

Definition at line 63 of file PlanarVXDMomentumMeasurement.h.

    {
      m_fitParameters = fitParameters;
    }

◆ setSigma()

void setSigma ( double sigma )

inline

Set the measurement sigma.

Definition at line 57 of file PlanarVXDMomentumMeasurement.h.

    {
      m_sigma = sigma;
    }

◆ setUseMCInformation()

void setUseMCInformation ( bool useMCInformation )

inline

Set whether to use mc information.

Definition at line 69 of file PlanarVXDMomentumMeasurement.h.

    {
      m_useMCInformation = useMCInformation;
    }

◆ setUseThickness()

void setUseThickness ( bool useThickness )

inline

Set whether to use the thickness.

Definition at line 75 of file PlanarVXDMomentumMeasurement.h.

    {
      m_useThickness = useThickness;
    }

◆ setUseTrackingSeeds()

void setUseTrackingSeeds ( bool useTrackingSeeds )

inline

Set whether to use tracking seeds not the current state.

Definition at line 81 of file PlanarVXDMomentumMeasurement.h.

    {
      m_useTrackingSeeds = useTrackingSeeds;
    }

Member Data Documentation

◆ m_correctionFitParameters

VXDMomentumEstimation<HitType>::CorrectionFitParameters m_correctionFitParameters

private

Parameters for the correction function.

Set them to zero to not use a correction function.

Definition at line 96 of file PlanarVXDMomentumMeasurement.h.

◆ m_fitParameters

VXDMomentumEstimation<HitType>::FitParameters m_fitParameters

private

Parameters for the main function.

Definition at line 94 of file PlanarVXDMomentumMeasurement.h.

◆ m_hit

HitType* m_hit = nullptr

private

Underlying hit/cluster.

Definition at line 107 of file PlanarVXDMomentumMeasurement.h.

◆ m_recoTrack

const RecoTrack* m_recoTrack = nullptr

private

RecoTrack for which the hit is created.

Definition at line 109 of file PlanarVXDMomentumMeasurement.h.

◆ m_sigma

double m_sigma = 0.03

private

Value of the measurement sigma.

Definition at line 104 of file PlanarVXDMomentumMeasurement.h.

◆ m_useMCInformation

bool m_useMCInformation = true

private

Use the seeds of the track finder or the seeds of the MC particles.

Definition at line 100 of file PlanarVXDMomentumMeasurement.h.

◆ m_useThickness

bool m_useThickness = false

private

Use the thickness of the clusters of the path length for estimating dX.

Definition at line 98 of file PlanarVXDMomentumMeasurement.h.

◆ m_useTrackingSeeds

bool m_useTrackingSeeds = false

private

Use the tracking seeds in the origin for calculating the path length rather than the current state.

Definition at line 102 of file PlanarVXDMomentumMeasurement.h.

The documentation for this class was generated from the following file:

tracking/trackFitting/measurementCreator/measurements/include/PlanarVXDMomentumMeasurement.h

Public Member Functions

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ PlanarVXDMomentumMeasurement()

Member Function Documentation

◆ clone()

◆ constructHMatrix()

◆ getDetId()

◆ getHit()

◆ setCorrectionFitParameters()

◆ setFitParameters()

◆ setSigma()

◆ setUseMCInformation()

◆ setUseThickness()

◆ setUseTrackingSeeds()

Member Data Documentation

◆ m_correctionFitParameters

◆ m_fitParameters

◆ m_hit

◆ m_recoTrack

◆ m_sigma

◆ m_useMCInformation

◆ m_useThickness

◆ m_useTrackingSeeds