In-memory transient multi-trajectory implementation using std::vector as backend. More...

#include <Acts/EventData/VectorMultiTrajectory.hpp>

Inheritance diagram for Acts::VectorMultiTrajectory:

Collaboration diagram for Acts::VectorMultiTrajectory:

Public Member Functions
	VectorMultiTrajectory (const ConstVectorMultiTrajectory &other)
	Construct from const container.
void	reserve (std::size_t n)
	Reserve space for track states.
Statistics	statistics () const
	Get statistics about memory usage.
Public Member Functions inherited from Acts::MultiTrajectory< VectorMultiTrajectory >
void	clear ()
	Clear the `MultiTrajectory`.
IndexType	size () const
	Returns the number of track states contained.
ConstTrackStateProxy	getTrackState (IndexType istate) const
	Access a read-only point on the trajectory by index.
IndexType	addTrackState (TrackStatePropMask mask=TrackStatePropMask::All, IndexType iprevious=kInvalid)
	Add a track state without providing explicit information.
TrackStateProxy	makeTrackState (TrackStatePropMask mask=TrackStatePropMask::All, IndexType iprevious=kInvalid)
	Add a track state to the container and return a track state proxy to it This effectively calls `addTrackState` and `getTrackState`.
void	visitBackwards (IndexType iendpoint, F &&callable) const
	Visit all previous states starting at a given endpoint.
void	applyBackwards (IndexType iendpoint, F &&callable)
	Apply a function to all previous states starting at a given endpoint.
auto	reverseTrackStateRange (IndexType iendpoint) const
	Range for the track states from `iendpoint` to the trajectory start.
auto	forwardTrackStateRange (IndexType istartpoint) const
	Range for the track states from `istartpoint` to the trajectory end, i.e from inside out.
void	addColumn (std::string_view key)
	Add a column to the `MultiTrajectory`.
bool	hasColumn (HashedString key) const
	Check if a column with a key `key` exists.

Additional Inherited Members
Public Types inherited from Acts::MultiTrajectory< VectorMultiTrajectory >
using	ConstTrackStateProxy
	Alias for the const version of a track state proxy, with the same backends as this container.
using	Derived
	Type alias for derived multi-trajectory implementation.
using	IndexType
	The index type of the track state container.
using	TrackStateProxy
	Alias for the mutable version of a track state proxy, with the same backends as this container.
Static Public Attributes inherited from Acts::MultiTrajectory< VectorMultiTrajectory >
static constexpr IndexType	kInvalid
	Sentinel value that indicates an invalid index.
static constexpr unsigned int	MeasurementSizeMax
	Maximum number of measurement dimensions supported by this trajectory.
static constexpr bool	ReadOnly
	Flag indicating whether this multi-trajectory is read-only.
Protected Member Functions inherited from Acts::MultiTrajectory< VectorMultiTrajectory >
void	addTrackStateComponents (IndexType istate, TrackStatePropMask mask)
	Add additional components to an existing track state.
void	allocateCalibrated (IndexType istate, std::size_t measdim)
	Allocate storage for a calibrated measurement of specified dimension.
TrackStateProxy::template Calibrated< measdim >	calibrated (IndexType istate)
	Retrieve a calibrated measurement proxy instance for a measurement at a given index.
TrackStateProxy::template CalibratedCovariance< measdim >	calibratedCovariance (IndexType istate)
	Retrieve a calibrated measurement covariance proxy instance for a measurement at a given index.
IndexType	calibratedSize (IndexType istate) const
	Get the calibrated measurement size for a track state.
T &	component (IndexType istate)
	Retrieve a mutable reference to a component.
TrackStateProxy::Covariance	covariance (IndexType covIdx)
	Get covariance for a track state.
TrackStateProxy::EffectiveCalibrated	effectiveCalibrated (IndexType istate)
	Retrieve a calibrated measurement covariance proxy instance for a measurement at a given index.
TrackStateProxy::EffectiveCalibratedCovariance	effectiveCalibratedCovariance (IndexType istate)
	Retrieve a calibrated measurement covariance proxy instance for a measurement at a given index.
SourceLink	getUncalibratedSourceLink (IndexType istate) const
	Get the uncalibrated source link for a track state.
bool	has (HashedString key, IndexType istate) const
	Check for component existence of `key` in track satet `istate`.
TrackStateProxy::Jacobian	jacobian (IndexType istate)
	Retrieve a jacobian proxy instance for a jacobian at a given index.
TrackStateProxy::Parameters	parameters (IndexType parIdx)
	Get parameters for a track state.
const Surface *	referenceSurface (IndexType istate) const
	Get the reference surface for a track state.
void	setReferenceSurface (IndexType istate, std::shared_ptr< const Surface > surface)
	Set the reference surface for a track state.
void	setUncalibratedSourceLink (IndexType istate, SourceLink &&sourceLink)
	Set the uncalibrated source link for a track state.
void	shareFrom (IndexType iself, IndexType iother, TrackStatePropMask shareSource, TrackStatePropMask shareTarget)
	Share a shareable component from between track state.
void	unset (TrackStatePropMask target, IndexType istate)
	Unset an optional track state component.

Detailed Description

In-memory transient multi-trajectory implementation using std::vector as backend.

Constructor & Destructor Documentation

◆ VectorMultiTrajectory()

Acts::VectorMultiTrajectory::VectorMultiTrajectory ( const ConstVectorMultiTrajectory & other )

explicit

Construct from const container.

Parameters

other Const container to copy from

Member Function Documentation

◆ reserve()

void Acts::VectorMultiTrajectory::reserve ( std::size_t n )

Reserve space for track states.

Parameters

n	Number of track states to reserve space for

◆ statistics()

Statistics Acts::VectorMultiTrajectory::statistics ( ) const

Get statistics about memory usage.

Returns: Statistics object