Acts::MultiTrajectoryHelpers Namespace Reference

Classes
struct	TrajectoryState
	Struct for brief trajectory summary info. More...

Typedefs
using	VolumeTrajectoryStateContainer = std::unordered_map< GeometryIdentifier::Value, TrajectoryState >

Functions
template<typename traj_t >
TrajectoryState	trajectoryState (const traj_t &multiTraj, size_t entryIndex)
	Getter for global trajectory info.
template<typename traj_t >
VolumeTrajectoryStateContainer	trajectoryState (const traj_t &multiTraj, size_t entryIndex, const std::vector< GeometryIdentifier::Value > &volumeIds)
	Getter for trajectory info for different sub-detectors.
template<typename track_state_proxy_t >
FreeVector	freeFiltered (const GeometryContext &gctx, const track_state_proxy_t &trackStateProxy)
	Transforms the filtered parameters from a TrackStateProxy to free parameters.
template<typename track_state_proxy_t >
FreeVector	freeSmoothed (const GeometryContext &gctx, const track_state_proxy_t &trackStateProxy)
	Transforms the smoothed parameters from a TrackStateProxy to free parameters.

Typedef Documentation

using Acts::MultiTrajectoryHelpers::VolumeTrajectoryStateContainer = typedef std::unordered_map<GeometryIdentifier::Value, TrajectoryState>

Definition at line 44 of file MultiTrajectoryHelpers.hpp.

View newest version in sPHENIX GitHub at line 44 of file MultiTrajectoryHelpers.hpp

Function Documentation

template<typename track_state_proxy_t >

FreeVector Acts::MultiTrajectoryHelpers::freeFiltered	(	const GeometryContext &	gctx,
		const track_state_proxy_t &	trackStateProxy
	)

Transforms the filtered parameters from a TrackStateProxy to free parameters.

Template Parameters

track_state_proxy_t

Type of the TrackStateProxy

Parameters

[in]	gctx	Geometry context
[in]	trackStateProxy	TrackStateProxy

Returns

Free parameters representation of the filtered parameters

Definition at line 146 of file MultiTrajectoryHelpers.hpp.

View newest version in sPHENIX GitHub at line 146 of file MultiTrajectoryHelpers.hpp

References gctx, and Acts::detail::transformBoundToFreeParameters().

Referenced by Acts::KalmanFitter< propagator_t, traj_t >::Actor< parameters_t >::filter(), Acts::CombinatorialKalmanFilter< propagator_t, traj_t >::Actor< source_link_accessor_t, parameters_t >::filter(), Acts::KalmanFitter< propagator_t, traj_t >::Actor< parameters_t >::reversedFilter(), and Acts::detail::GsfActor< bethe_heitler_approx_t, traj_t >::updateStepper().

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template<typename track_state_proxy_t >

FreeVector Acts::MultiTrajectoryHelpers::freeSmoothed	(	const GeometryContext &	gctx,
		const track_state_proxy_t &	trackStateProxy
	)

Transforms the smoothed parameters from a TrackStateProxy to free parameters.

Template Parameters

track_state_proxy_t

Type of the TrackStateProxy

Parameters

[in]	gctx	Geometry context
[in]	trackStateProxy	TrackStateProxy

Returns

Free parameters representation of the smoothed parameters

Definition at line 161 of file MultiTrajectoryHelpers.hpp.

View newest version in sPHENIX GitHub at line 161 of file MultiTrajectoryHelpers.hpp

References gctx, and Acts::detail::transformBoundToFreeParameters().

Referenced by Acts::CombinatorialKalmanFilter< propagator_t, traj_t >::Actor< source_link_accessor_t, parameters_t >::finalize(), and ActsAlignment::detail::trackAlignmentState().

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template<typename traj_t >

TrajectoryState Acts::MultiTrajectoryHelpers::trajectoryState	(	const traj_t &	multiTraj,
		size_t	entryIndex
	)

Getter for global trajectory info.

Parameters

multiTraj	The MultiTrajectory object
entryIndex	The entry index of trajectory to investigate

Returns

The trajectory summary info

Definition at line 53 of file MultiTrajectoryHelpers.hpp.

View newest version in sPHENIX GitHub at line 53 of file MultiTrajectoryHelpers.hpp

References Acts::MultiTrajectoryHelpers::TrajectoryState::chi2Sum, Acts::HoleFlag, layer, Acts::MultiTrajectoryHelpers::TrajectoryState::measurementChi2, Acts::MeasurementFlag, Acts::MultiTrajectoryHelpers::TrajectoryState::measurementLayer, Acts::MultiTrajectoryHelpers::TrajectoryState::measurementVolume, Acts::MultiTrajectoryHelpers::TrajectoryState::NDF, Acts::MultiTrajectoryHelpers::TrajectoryState::nHoles, Acts::MultiTrajectoryHelpers::TrajectoryState::nMeasurements, Acts::MultiTrajectoryHelpers::TrajectoryState::nOutliers, Acts::MultiTrajectoryHelpers::TrajectoryState::nSharedHits, Acts::MultiTrajectoryHelpers::TrajectoryState::nStates, Acts::MultiTrajectoryHelpers::TrajectoryState::outlierChi2, Acts::OutlierFlag, Acts::MultiTrajectoryHelpers::TrajectoryState::outlierLayer, Acts::MultiTrajectoryHelpers::TrajectoryState::outlierVolume, Acts::SharedHitFlag, and filter::state.

Referenced by PHActsToSvtxTracks::createSvtxTrack(), ActsEvaluator::evaluateTrackFit(), Acts::AmbiguityTrackClassifier::inferScores(), PHActsGSF::updateSvtxTrack(), PHCosmicsTrkFitter::updateSvtxTrack(), PHActsTrkFitter::updateSvtxTrack(), ActsExamples::TrackFitterPerformanceWriter::writeT(), ActsExamples::CsvMultiTrajectoryWriter::writeT(), ActsExamples::CKFPerformanceWriter::writeT(), ActsExamples::RootTrajectorySummaryWriter::writeT(), ActsExamples::RootTrajectoryStatesWriter::writeT(), ActsExamples::VertexPerformanceWriter::writeT(), and ActsExamples::EDM4hepUtil::writeTrajectory().

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template<typename traj_t >

VolumeTrajectoryStateContainer Acts::MultiTrajectoryHelpers::trajectoryState	(	const traj_t &	multiTraj,
		size_t	entryIndex,
		const std::vector< GeometryIdentifier::Value > &	volumeIds
	)

Getter for trajectory info for different sub-detectors.

Template Parameters

source_link_t

Type of source link

Parameters

multiTraj	The MultiTrajectory object
entryIndex	The entry index of trajectory to investigate track states at different sub-detectors.
volumeIds	The container for sub-detector Ids

Returns

The trajectory summary info at different sub-detectors (i.e. different volumes)

Definition at line 96 of file MultiTrajectoryHelpers.hpp.

View newest version in sPHENIX GitHub at line 96 of file MultiTrajectoryHelpers.hpp

References Acts::HoleFlag, it, layer, Acts::MeasurementFlag, Acts::OutlierFlag, Acts::SharedHitFlag, and filter::state.