#include <TrackerTraits.h>

Inherited by o2::its::TrackerTraitsGPU< nLayers >.

Public Member Functions
virtual	~TrackerTraits ()=default

virtual void	adoptTimeFrame (TimeFrame< nLayers > *tf)

virtual void	initialiseTimeFrame (const int iteration)

virtual void	computeLayerTracklets (const int iteration, int iROFslice, int iVertex)

virtual void	computeLayerCells (const int iteration)

virtual void	findCellsNeighbours (const int iteration)

virtual void	findRoads (const int iteration)

virtual bool	supportsExtendTracks () const noexcept

virtual void	extendTracks (const int iteration)

virtual bool	supportsFindShortPrimaries () const noexcept

virtual void	findShortPrimaries ()

virtual bool	trackFollowing (TrackITSExt *track, int rof, bool outward, const int iteration)

virtual void	processNeighbours (int iLayer, int iLevel, const bounded_vector< CellSeed > &currentCellSeed, const bounded_vector< int > &currentCellId, bounded_vector< CellSeed > &updatedCellSeed, bounded_vector< int > &updatedCellId)

void	updateTrackingParameters (const std::vector< TrackingParameters > &trkPars)

TimeFrame< nLayers > *	getTimeFrame ()

virtual void	setBz (float bz)

float	getBz () const

void	setCorrType (const o2::base::PropagatorImpl< float >::MatCorrType type)

bool	isMatLUT () const

virtual const char *	getName () const noexcept

virtual bool	isGPU () const noexcept

void	setMemoryPool (std::shared_ptr< BoundedMemoryResource > &pool) noexcept

auto	getMemoryPool () const noexcept

	GPUhd () static const eval int4 getEmptyBinsRect()

const int4	getBinsRect (int layer, float phi, float maxdeltaphi, float z, float maxdeltaz) const noexcept

const int4	getBinsRect (const Cluster &cls, int layer, float z1, float z2, float maxdeltaz, float maxdeltaphi) const noexcept

const int4	getBinsRect (int layer, float phi, float maxdeltaphi, float z1, float z2, float maxdeltaz) const noexcept

void	SetRecoChain (o2::gpu::GPUChainITS *chain)

void	setSmoothing (bool v)

bool	getSmoothing () const

void	setNThreads (int n)

int	getNThreads () const

o2::gpu::GPUChainITS *	getChain () const

virtual int	getTFNumberOfClusters () const

virtual int	getTFNumberOfTracklets () const

virtual int	getTFNumberOfCells () const

Protected Attributes
o2::base::PropagatorImpl< float >::MatCorrType	mCorrType = o2::base::PropagatorImpl<float>::MatCorrType::USEMatCorrNONE

o2::gpu::GPUChainITS *	mChain = nullptr

TimeFrame< nLayers > *	mTimeFrame

std::vector< TrackingParameters >	mTrkParams

float	mBz {-999.f}

bool	mIsZeroField {false}

Detailed Description

template<int nLayers = 7>
class o2::its::TrackerTraits< nLayers >

Definition at line 43 of file TrackerTraits.h.

Constructor & Destructor Documentation

◆ ~TrackerTraits()

template<int nLayers = 7>

virtual o2::its::TrackerTraits< nLayers >::~TrackerTraits ( )

virtualdefault

Member Function Documentation

◆ adoptTimeFrame()

template<int nLayers = 7>

virtual void o2::its::TrackerTraits< nLayers >::adoptTimeFrame ( TimeFrame< nLayers > * tf )

inlinevirtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 47 of file TrackerTraits.h.

◆ computeLayerCells()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::computeLayerCells ( const int iteration )

virtual

Track seed preparation. Clusters are numbered progressively from the innermost going outward.

Create cells labels

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 269 of file TrackerTraits.cxx.

◆ computeLayerTracklets()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::computeLayerTracklets	(	const int	iteration,
		int	iROFslice,
		int	iVertex
	)

virtual

protecting from overflows adding the detector resolution

Sort tracklets

Remove duplicates

recalculate lut

Layer 0 is done outside the loop

Create tracklets labels

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 55 of file TrackerTraits.cxx.

◆ extendTracks()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::extendTracks ( const int iteration )

virtual

We have to refit the track

Make sure that the newly attached clusters get marked as used

Definition at line 942 of file TrackerTraits.cxx.

◆ findCellsNeighbours()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::findCellsNeighbours ( const int iteration )

virtual

copy

TODO: switch to the chi2 wrt cluster to avoid correlation

copy

TODO: switch to the chi2 wrt cluster to avoid correlation

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 496 of file TrackerTraits.cxx.

◆ findRoads()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::findRoads ( const int iteration )

virtual

tame the memory peaks

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 788 of file TrackerTraits.cxx.

◆ findShortPrimaries()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::findShortPrimaries ( )

virtual

add propagation to the primary vertices compatible with the ROF(s) of the cell

Definition at line 991 of file TrackerTraits.cxx.

◆ getBinsRect() [1/3]

template<int nLayers = 7>

const int4 o2::its::TrackerTraits< nLayers >::getBinsRect	(	const Cluster &	cls,
		int	layer,
		float	z1,
		float	z2,
		float	maxdeltaz,
		float	maxdeltaphi
	)		const

inlinenoexcept

Definition at line 78 of file TrackerTraits.h.

◆ getBinsRect() [2/3]

template<int nLayers = 7>

const int4 o2::its::TrackerTraits< nLayers >::getBinsRect	(	int	layer,
		float	phi,
		float	maxdeltaphi,
		float	z,
		float	maxdeltaz
	)		const

inlinenoexcept

Definition at line 77 of file TrackerTraits.h.

◆ getBinsRect() [3/3]

template<int nLayers>

const int4 o2::its::TrackerTraits< nLayers >::getBinsRect	(	int	layer,
		float	phi,
		float	maxdeltaphi,
		float	z1,
		float	z2,
		float	maxdeltaz
	)		const

inlinenoexcept

Definition at line 113 of file TrackerTraits.h.

◆ getBz()

template<int nLayers = 7>

float o2::its::TrackerTraits< nLayers >::getBz ( ) const

inline

Definition at line 67 of file TrackerTraits.h.

◆ getChain()

template<int nLayers = 7>

o2::gpu::GPUChainITS * o2::its::TrackerTraits< nLayers >::getChain ( ) const

inline

Definition at line 86 of file TrackerTraits.h.

◆ getMemoryPool()

template<int nLayers = 7>

auto o2::its::TrackerTraits< nLayers >::getMemoryPool ( ) const

inlinenoexcept

Definition at line 73 of file TrackerTraits.h.

◆ getName()

template<int nLayers = 7>

virtual const char * o2::its::TrackerTraits< nLayers >::getName ( ) const

inlinevirtualnoexcept

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 70 of file TrackerTraits.h.

◆ getNThreads()

template<int nLayers = 7>

int o2::its::TrackerTraits< nLayers >::getNThreads ( ) const

inline

Definition at line 84 of file TrackerTraits.h.

◆ getSmoothing()

template<int nLayers = 7>

bool o2::its::TrackerTraits< nLayers >::getSmoothing ( ) const

inline

Definition at line 82 of file TrackerTraits.h.

◆ getTFNumberOfCells()

template<int nLayers = 7>

virtual int o2::its::TrackerTraits< nLayers >::getTFNumberOfCells ( ) const

inlinevirtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 91 of file TrackerTraits.h.

◆ getTFNumberOfClusters()

template<int nLayers = 7>

virtual int o2::its::TrackerTraits< nLayers >::getTFNumberOfClusters ( ) const

inlinevirtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 89 of file TrackerTraits.h.

◆ getTFNumberOfTracklets()

template<int nLayers = 7>

virtual int o2::its::TrackerTraits< nLayers >::getTFNumberOfTracklets ( ) const

inlinevirtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 90 of file TrackerTraits.h.

◆ getTimeFrame()

template<int nLayers = 7>

TimeFrame< nLayers > * o2::its::TrackerTraits< nLayers >::getTimeFrame ( )

inline

Definition at line 64 of file TrackerTraits.h.

◆ GPUhd()

template<int nLayers = 7>

o2::its::TrackerTraits< nLayers >::GPUhd ( ) const

inline

Definition at line 76 of file TrackerTraits.h.

◆ initialiseTimeFrame()

template<int nLayers = 7>

virtual void o2::its::TrackerTraits< nLayers >::initialiseTimeFrame ( const int iteration )

inlinevirtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 48 of file TrackerTraits.h.

◆ isGPU()

template<int nLayers = 7>

virtual bool o2::its::TrackerTraits< nLayers >::isGPU ( ) const

inlinevirtualnoexcept

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 71 of file TrackerTraits.h.

◆ isMatLUT()

template<int nLayers>

bool o2::its::TrackerTraits< nLayers >::isMatLUT ( ) const

Definition at line 1274 of file TrackerTraits.cxx.

◆ processNeighbours()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::processNeighbours	(	int	iLayer,
		int	iLevel,
		const bounded_vector< CellSeed > &	currentCellSeed,
		const bounded_vector< int > &	currentCellId,
		bounded_vector< CellSeed > &	updatedCellSeed,
		bounded_vector< int > &	updatedCellId
	)

virtual

this we do only on the first iteration, hence the check on currentCellId

Let's start the fitting procedure

Definition at line 626 of file TrackerTraits.cxx.

◆ setBz()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::setBz ( float bz )

virtual

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 1266 of file TrackerTraits.cxx.

◆ setCorrType()

template<int nLayers = 7>

void o2::its::TrackerTraits< nLayers >::setCorrType ( const o2::base::PropagatorImpl< float >::MatCorrType type )

inline

Definition at line 68 of file TrackerTraits.h.

◆ setMemoryPool()

template<int nLayers = 7>

void o2::its::TrackerTraits< nLayers >::setMemoryPool ( std::shared_ptr< BoundedMemoryResource > & pool )

inlinenoexcept

Definition at line 72 of file TrackerTraits.h.

◆ setNThreads()

template<int nLayers>

void o2::its::TrackerTraits< nLayers >::setNThreads ( int n )

Definition at line 1280 of file TrackerTraits.cxx.

◆ SetRecoChain()

template<int nLayers = 7>

void o2::its::TrackerTraits< nLayers >::SetRecoChain ( o2::gpu::GPUChainITS * chain )

inline

Definition at line 80 of file TrackerTraits.h.

◆ setSmoothing()

template<int nLayers = 7>

void o2::its::TrackerTraits< nLayers >::setSmoothing ( bool v )

inline

Definition at line 81 of file TrackerTraits.h.

◆ supportsExtendTracks()

template<int nLayers = 7>

virtual bool o2::its::TrackerTraits< nLayers >::supportsExtendTracks ( ) const

inlinevirtualnoexcept

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 55 of file TrackerTraits.h.

◆ supportsFindShortPrimaries()

template<int nLayers = 7>

virtual bool o2::its::TrackerTraits< nLayers >::supportsFindShortPrimaries ( ) const

inlinevirtualnoexcept

Reimplemented in o2::its::TrackerTraitsGPU< nLayers >.

Definition at line 57 of file TrackerTraits.h.

◆ trackFollowing()

template<int nLayers>

bool o2::its::TrackerTraits< nLayers >::trackFollowing	(	TrackITSExt *	track,
		int	rof,
		bool	outward,
		const int	iteration
	)

virtual

This is wrong for outward propagation as the chi2 refers to inward parameters

Definition at line 1120 of file TrackerTraits.cxx.

◆ updateTrackingParameters()

template<int nLayers = 7>

void o2::its::TrackerTraits< nLayers >::updateTrackingParameters ( const std::vector< TrackingParameters > & trkPars )

inline

Definition at line 63 of file TrackerTraits.h.

Member Data Documentation

◆ mBz

template<int nLayers = 7>

float o2::its::TrackerTraits< nLayers >::mBz {-999.f}

protected

Definition at line 108 of file TrackerTraits.h.

◆ mChain

template<int nLayers = 7>

o2::gpu::GPUChainITS* o2::its::TrackerTraits< nLayers >::mChain = nullptr

protected

Definition at line 104 of file TrackerTraits.h.

◆ mCorrType

template<int nLayers = 7>

o2::base::PropagatorImpl<float>::MatCorrType o2::its::TrackerTraits< nLayers >::mCorrType = o2::base::PropagatorImpl<float>::MatCorrType::USEMatCorrNONE

protected

Definition at line 103 of file TrackerTraits.h.

◆ mIsZeroField

template<int nLayers = 7>

bool o2::its::TrackerTraits< nLayers >::mIsZeroField {false}

protected

Definition at line 109 of file TrackerTraits.h.

◆ mTimeFrame

template<int nLayers = 7>

TimeFrame<nLayers>* o2::its::TrackerTraits< nLayers >::mTimeFrame

protected

Definition at line 105 of file TrackerTraits.h.

◆ mTrkParams

template<int nLayers = 7>

std::vector<TrackingParameters> o2::its::TrackerTraits< nLayers >::mTrkParams

protected

Definition at line 106 of file TrackerTraits.h.

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

/home/runner/work/AliceO2/AliceO2/Detectors/ITSMFT/ITS/tracking/include/ITStracking/TrackerTraits.h
/home/runner/work/AliceO2/AliceO2/Detectors/ITSMFT/ITS/tracking/src/TrackerTraits.cxx

Public Member Functions

Protected Attributes

Detailed Description

Constructor & Destructor Documentation

◆ ~TrackerTraits()

Member Function Documentation

◆ adoptTimeFrame()

◆ computeLayerCells()

◆ computeLayerTracklets()

◆ extendTracks()

◆ findCellsNeighbours()

◆ findRoads()

◆ findShortPrimaries()

◆ getBinsRect() [1/3]

◆ getBinsRect() [2/3]

◆ getBinsRect() [3/3]

◆ getBz()

◆ getChain()

◆ getMemoryPool()

◆ getName()

◆ getNThreads()

◆ getSmoothing()

◆ getTFNumberOfCells()

◆ getTFNumberOfClusters()

◆ getTFNumberOfTracklets()

◆ getTimeFrame()

◆ GPUhd()

◆ initialiseTimeFrame()

◆ isGPU()

◆ isMatLUT()

◆ processNeighbours()

◆ setBz()

◆ setCorrType()

◆ setMemoryPool()

◆ setNThreads()

◆ SetRecoChain()

◆ setSmoothing()

◆ supportsExtendTracks()

◆ supportsFindShortPrimaries()

◆ trackFollowing()

◆ updateTrackingParameters()

Member Data Documentation

◆ mBz

◆ mChain

◆ mCorrType

◆ mIsZeroField

◆ mTimeFrame

◆ mTrkParams