Calibrator class that links the legacy Trk::MeasurementBase objects with the Acts MultiTrajectory track state proxies without applying any further calibrating the measurement
More...

#include <TrkMeasurementCalibrator.h>

Inheritance diagram for ActsTrk::detail::TrkMeasurementCalibrator:

Collaboration diagram for ActsTrk::detail::TrkMeasurementCalibrator:

Public Types
using	SourceLink_t = const Trk::MeasurementBase *
	Abbrivation of the underlying source link type. More...

enum	ProjectorType { ProjectorType::e1DimNoTime = 0, ProjectorType::e1DimRotNoTime = 1, ProjectorType::e2DimNoTime = 2, ProjectorType::e1DimWithTime = 3, ProjectorType::e1DimRotWithTime = 4, ProjectorType::e2DimWithTime = 5 }
	Enum encoding the possible projectors used in ATLAS. More...

template<typename trajectory_t >
using	TrackState_t = typename Acts::MultiTrajectory< trajectory_t >::TrackStateProxy
	Abbrivation of the track state proxy type. More...

template<typename trajectory_t >
using	ConstTrackState_t = typename Acts::MultiTrajectory< trajectory_t >::ConstTrackStateProxy
	Abbrivation of the const track state proxy type. More...

Public Member Functions
	TrkMeasurementCalibrator ()=default
	Default constructor. More...

template<typename trajectory_t >
void	calibrate (const Acts::GeometryContext &gctx, const Acts::CalibrationContext &cctx, const Acts::SourceLink &sl, TrackState_t< trajectory_t > trackState) const
	Calibrator delegate implementation to calibrate the ActsTrk fit from Trk::MeasurementBase objects. More...

template<std::size_t Dim, typename trajectory_t , typename pos_t , typename cov_t >
void	setState (const ProjectorType projector, const pos_t &locpos, const cov_t &cov, Acts::SourceLink link, TrackState_t< trajectory_t > &trackState) const
	Copy the local position & covariance into the Acts track state proxy. More...

Static Public Member Functions
static Acts::SourceLink	pack (const Trk::MeasurementBase *meas)
	Packs the pointer to the track measurement into an Acts::SouceLink. More...

static const Trk::MeasurementBase *	unpack (const Acts::SourceLink &sl)
	Unpacks the Acts::SourceLink to a Trk measurement. More...

Static Private Attributes
constexpr static std::array< Acts::BoundSubspaceIndices, 6 >	s_boundSpaceIndices
	Array to map the Projector types to the bound index configurations used by the ATLAS detector measurements. More...

Detailed Description

Calibrator class that links the legacy Trk::MeasurementBase objects with the Acts MultiTrajectory track state proxies without applying any further calibrating the measurement

Definition at line 18 of file TrkMeasurementCalibrator.h.

Member Typedef Documentation

◆ ConstTrackState_t

template<typename trajectory_t >

using ActsTrk::detail::MeasurementCalibratorBase::ConstTrackState_t = typename Acts::MultiTrajectory<trajectory_t>::ConstTrackStateProxy

inherited

Abbrivation of the const track state proxy type.

Definition at line 44 of file MeasurementCalibratorBase.h.

◆ SourceLink_t

using ActsTrk::detail::TrkMeasurementCalibrator::SourceLink_t = const Trk::MeasurementBase*

Abbrivation of the underlying source link type.

Definition at line 22 of file TrkMeasurementCalibrator.h.

◆ TrackState_t

template<typename trajectory_t >

using ActsTrk::detail::MeasurementCalibratorBase::TrackState_t = typename Acts::MultiTrajectory<trajectory_t>::TrackStateProxy

inherited

Abbrivation of the track state proxy type.

Definition at line 41 of file MeasurementCalibratorBase.h.

Member Enumeration Documentation

◆ ProjectorType

enum ActsTrk::detail::MeasurementCalibratorBase::ProjectorType

stronginherited

Enum encoding the possible projectors used in ATLAS.

Their integer representations correspond to the element index in the s_boundSpaceIndices member

Enumerator
e1DimNoTime
e1DimRotNoTime	Project out solely the locX (Applies to Itk strips, Rpc, Tgc, sTgc, Mm)
e2DimNoTime	Project out solely the locY - Complementary projector if the strip plane is rotated (Applies to Itk endcap strips, Rpc, Tgc, sTgc)
e1DimWithTime	Project out the two spatial coordinates - (Applies to ITk pixel, BI-Rpc, sTgc pad)
e1DimRotWithTime	Project out the locX & time coordinate - (Applies to Rpc, Tgc, Mm, sTgc)
e2DimWithTime	Project out the locY & time coordinate - (Applies to Rpc, Tgc, sTgc)

Definition at line 29 of file MeasurementCalibratorBase.h.

                             {
         e1DimNoTime = 0,      
         e1DimRotNoTime = 1,   
         e2DimNoTime = 2,      
         e1DimWithTime = 3,    
         e1DimRotWithTime = 4, 
         e2DimWithTime = 5,    
     };

Constructor & Destructor Documentation

◆ TrkMeasurementCalibrator()

ActsTrk::detail::TrkMeasurementCalibrator::TrkMeasurementCalibrator ( )

default

Default constructor.

Member Function Documentation

◆ calibrate()

template<typename trajectory_t >

void ActsTrk::detail::TrkMeasurementCalibrator::calibrate	(	const Acts::GeometryContext &	gctx,
		const Acts::CalibrationContext &	cctx,
		const Acts::SourceLink &	sl,
		TrackState_t< trajectory_t >	trackState
	)		const

Calibrator delegate implementation to calibrate the ActsTrk fit from Trk::MeasurementBase objects.

Template Parameters

trajectory_t Tepmlate parameter of the underlying MultTrajectory container backend

Parameters

gctx	Geometry context to access the alignment of the surface
cctx	Calibration context to access the calibration constants from the conditions store
sl	Reference to the packed ATLASSourceLink (a.k.a Trk::MeasurementBase)
trackState	Reference to the multi trajectory track state to fill

◆ pack()

Acts::SourceLink ActsTrk::detail::TrkMeasurementCalibrator::pack ( const Trk::MeasurementBase * meas )

static

Packs the pointer to the track measurement into an Acts::SouceLink.

Definition at line 8 of file TrkMeasurementCalibrator.cxx.

                                                                                 {
         return Acts::SourceLink{meas};
     }

◆ setState()

template<std::size_t Dim, typename trajectory_t , typename pos_t , typename cov_t >

void ActsTrk::detail::MeasurementCalibratorBase::setState	(	const ProjectorType	projector,
		const pos_t &	locpos,
		const cov_t &	cov,
		Acts::SourceLink	link,
		TrackState_t< trajectory_t > &	trackState
	)		const

inherited

Copy the local position & covariance into the Acts track state proxy.

Template Parameters

Dim	Dimension of the measurement
trajectory_t	Data type of the track state proxy backend
pos_t	Data type of the [Dim x 1] position vector
cov_t	Data type of the [Dim x Dim] covariance matrix

Parameters

projector	Projector configuration of the measurement
locpos	Calibrated local postion
cov	Calibrated local covariance
link	Source link to associate with the state
trackState	Refrence to the track state proxy to write.

◆ unpack()

const Trk::MeasurementBase * ActsTrk::detail::TrkMeasurementCalibrator::unpack ( const Acts::SourceLink & sl )

static

Unpacks the Acts::SourceLink to a Trk measurement.

Definition at line 11 of file TrkMeasurementCalibrator.cxx.

                                                                                        {        
         SourceLink_t meas = sl.template get<SourceLink_t>();
         assert(meas != nullptr);
         return meas;
     }

Member Data Documentation

◆ s_boundSpaceIndices

constexpr static std::array<Acts::BoundSubspaceIndices, 6> ActsTrk::detail::MeasurementCalibratorBase::s_boundSpaceIndices

staticconstexprprivateinherited

Initial value:

{
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc1}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundLoc1}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundTime}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc1, Acts::eBoundTime}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundLoc1, Acts::eBoundTime} 
    }

Array to map the Projector types to the bound index configurations used by the ATLAS detector measurements.

Definition at line 66 of file MeasurementCalibratorBase.h.

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

Public Types

Public Member Functions

Static Public Member Functions

Static Private Attributes

Detailed Description

Member Typedef Documentation

◆ ConstTrackState_t

◆ SourceLink_t

◆ TrackState_t

Member Enumeration Documentation

◆ ProjectorType

Constructor & Destructor Documentation

◆ TrkMeasurementCalibrator()

Member Function Documentation

◆ calibrate()

◆ pack()

◆ setState()

◆ unpack()

Member Data Documentation

◆ s_boundSpaceIndices