Class to calibrate the Acts track states with uncalibrated Trk::PrepRaw data objects. More...

#include <TrkPrepRawDataCalibrator.h>

Inheritance diagram for ActsTrk::detail::TrkPrepRawDataCalibrator:

Collaboration diagram for ActsTrk::detail::TrkPrepRawDataCalibrator:

Public Types
using	SourceLink_t = const Trk::PrepRawData*
	abrivation of the underlying source link type
enum class	ProjectorType { e1DimNoTime = 0 , e1DimRotNoTime = 1 , e2DimNoTime = 2 , e1DimWithTime = 3 , e1DimRotWithTime = 4 , 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.
template<typename trajectory_t>
using	ConstTrackState_t = typename Acts::MultiTrajectory<trajectory_t>::ConstTrackStateProxy
	Abbrivation of the const track state proxy type.

Public Member Functions
	TrkPrepRawDataCalibrator ()=default
	Empty constructor not configuring any tool -> crash if not later overwritten.
	TrkPrepRawDataCalibrator (const ActsTrk::IActsToTrkConverterTool convTool, const Trk::IRIO_OnTrackCreator rotCreator)
	Constructor taking the Acts <-> Trk conversion tool & a preconfigured rot creator to calibrate the measurements.
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::PrepRawData objects.
template<typename trackstate_t>
std::unique_ptr< Trk::RIO_OnTrack >	createROT (const Acts::GeometryContext &gctx, const Acts::CalibrationContext &cctx, const Acts::SourceLink &sl, const trackstate_t &trackState) const
	Create a Track Raw Input object (ROT) from the source link to the PRD measurement and the predicted track parameters of the track state.
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.

Static Public Member Functions
static SourceLink_t	unpack (const Acts::SourceLink &sl)
	Unpack the prepraw data measurement from the source link.
static Acts::SourceLink	pack (const SourceLink_t prd)
	Pack the PrepRaw data measurement into a source link.

Private Attributes
TrkMeasurementCalibrator	m_rotCalib {}
const ActsTrk::IActsToTrkConverterTool *	m_convTool {nullptr}
	Pointer to the track conversion tool.
const Trk::IRIO_OnTrackCreator *	m_rotCreator {nullptr}
	ROT creator.

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

Detailed Description

Class to calibrate the Acts track states with uncalibrated Trk::PrepRaw data objects.

Essentially, this class is reproducing the calibration work flow during the ATLAS fit.

Definition at line 17 of file TrkPrepRawDataCalibrator.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::TrkPrepRawDataCalibrator::SourceLink_t = const Trk::PrepRawData*

abrivation of the underlying source link type

Definition at line 53 of file TrkPrepRawDataCalibrator.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 class 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

◆ TrkPrepRawDataCalibrator() [1/2]

ActsTrk::detail::TrkPrepRawDataCalibrator::TrkPrepRawDataCalibrator ( )

default

Empty constructor not configuring any tool -> crash if not later overwritten.

◆ TrkPrepRawDataCalibrator() [2/2]

ActsTrk::detail::TrkPrepRawDataCalibrator::TrkPrepRawDataCalibrator	(	const ActsTrk::IActsToTrkConverterTool *	convTool,
		const Trk::IRIO_OnTrackCreator *	rotCreator )

Constructor taking the Acts <-> Trk conversion tool & a preconfigured rot creator to calibrate the measurements.

Parameters

convTool	Pointer to the configured track conversion tool
rotCreator	Pointer to the configured ROT creator

Definition at line 7 of file TrkPrepRawDataCalibrator.cxx.

8 :

9 m_convTool{convTool}, m_rotCreator{rotCreator} {}

ActsTrk::detail::TrkPrepRawDataCalibrator::m_rotCreator

const Trk::IRIO_OnTrackCreator * m_rotCreator

ROT creator.

Definition TrkPrepRawDataCalibrator.h:65

ActsTrk::detail::TrkPrepRawDataCalibrator::m_convTool

const ActsTrk::IActsToTrkConverterTool * m_convTool

Pointer to the track conversion tool.

Definition TrkPrepRawDataCalibrator.h:63

Member Function Documentation

◆ calibrate()

template<typename trajectory_t>

void ActsTrk::detail::TrkPrepRawDataCalibrator::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::PrepRawData 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

◆ createROT()

template<typename trackstate_t>

std::unique_ptr< Trk::RIO_OnTrack > ActsTrk::detail::TrkPrepRawDataCalibrator::createROT	(	const Acts::GeometryContext &	gctx,
		const Acts::CalibrationContext &	cctx,
		const Acts::SourceLink &	sl,
		const trackstate_t &	trackState ) const

Create a Track Raw Input object (ROT) from the source link to the PRD measurement and the predicted track parameters of the track state.

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 read the predicted parameters from.

◆ pack()

Acts::SourceLink ActsTrk::detail::TrkPrepRawDataCalibrator::pack ( const SourceLink_t prd )

static

Pack the PrepRaw data measurement into a source link.

Parameters

prd	Pointer to the prep data measurement to pack

Definition at line 17 of file TrkPrepRawDataCalibrator.cxx.

                                                                      {
    return Acts::SourceLink{prd};
  }

◆ 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()

TrkPrepRawDataCalibrator::SourceLink_t ActsTrk::detail::TrkPrepRawDataCalibrator::unpack ( const Acts::SourceLink & sl )

static

Unpack the prepraw data measurement from the source link.

Parameters

sl	Reference to the source link to unpack

Definition at line 12 of file TrkPrepRawDataCalibrator.cxx.

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

Member Data Documentation

◆ m_convTool

const ActsTrk::IActsToTrkConverterTool* ActsTrk::detail::TrkPrepRawDataCalibrator::m_convTool {nullptr}

private

Pointer to the track conversion tool.

Definition at line 63 of file TrkPrepRawDataCalibrator.h.

63{nullptr};

◆ m_rotCalib

TrkMeasurementCalibrator ActsTrk::detail::TrkPrepRawDataCalibrator::m_rotCalib {}

private

Definition at line 61 of file TrkPrepRawDataCalibrator.h.

61{};

◆ m_rotCreator

const Trk::IRIO_OnTrackCreator* ActsTrk::detail::TrkPrepRawDataCalibrator::m_rotCreator {nullptr}

private

ROT creator.

Definition at line 65 of file TrkPrepRawDataCalibrator.h.

65{nullptr};

◆ s_boundSpaceIndices

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.

                                                                              {
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0}, // One dimenion without time
        Acts::BoundSubspaceIndices{Acts::eBoundLoc1}, // Complementary one dimension without time
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundLoc1}, 
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundTime}, // One dimension with time
        Acts::BoundSubspaceIndices{Acts::eBoundLoc1, Acts::eBoundTime}, // Complementary one dimension with time
        Acts::BoundSubspaceIndices{Acts::eBoundLoc0, Acts::eBoundLoc1, Acts::eBoundTime} 
    };

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

Public Types

Public Member Functions

Static Public Member Functions

Private Attributes

Static Private Attributes

Detailed Description

Member Typedef Documentation

◆ ConstTrackState_t

◆ SourceLink_t

◆ TrackState_t

Member Enumeration Documentation

◆ ProjectorType

Constructor & Destructor Documentation

◆ TrkPrepRawDataCalibrator() [1/2]

◆ TrkPrepRawDataCalibrator() [2/2]

Member Function Documentation

◆ calibrate()

◆ createROT()

◆ pack()

◆ setState()

◆ unpack()

Member Data Documentation

◆ m_convTool

◆ m_rotCalib

◆ m_rotCreator

◆ s_boundSpaceIndices