#include <coresoftware/blob/master/offline/packages/trackreco/PHActsVertexFitter.h>

Inheritance diagram for PHActsVertexFitter:

Collaboration diagram for PHActsVertexFitter:

Public Member Functions
	PHActsVertexFitter (const std::string &name="PHActsVertexFitter")
	Tracking includes.

	~PHActsVertexFitter () override

int	process_event (PHCompositeNode *topNode) override

int	Init (PHCompositeNode *topNode) override

int	InitRun (PHCompositeNode *topNode) override

int	ResetEvent (PHCompositeNode *topNode) override
	Clean up after each event.

int	End (PHCompositeNode *topNode) override
	Called at the end of all processing.

void	updateSvtxVertexMap (bool updateSvtxVertexMap)

Public Member Functions inherited from SubsysReco
	~SubsysReco () override

virtual int	EndRun (const int)
	Called at the end of each run.

virtual int	Reset (PHCompositeNode *)
	Reset.

void	Print (const std::string &="ALL") const override

Public Member Functions inherited from Fun4AllBase
virtual	~Fun4AllBase ()

virtual const std::string	Name () const
	Returns the name of this module.

virtual void	Name (const std::string &name)
	Sets the name of this module.

virtual void	Verbosity (const int ival)
	Sets the verbosity of this module (0 by default=quiet).

virtual void	Verbosity (enu_Verbosity ival)
	Sets the verbosity of this module (0 by default=quiet).

virtual int	Verbosity () const
	Gets the verbosity of this module.

Private Member Functions
int	getNodes (PHCompositeNode *topNode)

int	createNodes (PHCompositeNode *topNode)

VertexTrackMap	getTracks ()
	Get the tracks with their associated vertex Ids.

const Acts::BoundTrackParameters *	makeTrackParam (const SvtxTrack *track) const
	Turn the SvtxTrack object into an Acts::TrackParameters object.

ActsVertex	fitVertex (BoundTrackParamVec tracks, Acts::Logging::Level logLevel) const
	Run the Acts vertex fitter.

void	fitVertices (std::vector< const Acts::BoundTrackParameters * > tracks)
	Runs Acts vertex fitter.

void	createActsSvtxVertex (const unsigned int, ActsVertex vertex)
	Update SvtxVertex or create new SvtxVertexMap.

void	updateSvtxVertex (const unsigned int, ActsVertex vertex)

Private Attributes
int	m_event = 0

std::map< const unsigned int, Trajectory > *	m_actsFitResults

ActsTrackingGeometry *	m_tGeometry

SvtxTrackMap *	m_trackMap = nullptr

SvtxVertexMap *	m_vertexMap = nullptr

SvtxVertexMap *	m_actsVertexMap = nullptr

bool	m_updateSvtxVertexMap = false

Additional Inherited Members
Public Types inherited from Fun4AllBase
enum	enu_Verbosity { VERBOSITY_QUIET = 0, VERBOSITY_SOME = 1, VERBOSITY_MORE = 2, VERBOSITY_EVEN_MORE = 3, VERBOSITY_A_LOT = 4, VERBOSITY_MAX = INT_MAX - 10 }

Protected Member Functions inherited from SubsysReco
	SubsysReco (const std::string &name="NONAME")

Detailed Description

This class runs the Acts vertex fitter on the final tracks. It is required that the tracks already have an identified vertexId associated to them, i.e. that vertex finding has already been performed

Definition at line 35 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 35 of file PHActsVertexFitter.h

Constructor & Destructor Documentation

PHActsVertexFitter::PHActsVertexFitter ( const std::string & name = "PHActsVertexFitter" )

Tracking includes.

Definition at line 42 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 42 of file PHActsVertexFitter.cc

PHActsVertexFitter::~PHActsVertexFitter ( )

inlineoverride

Definition at line 39 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 39 of file PHActsVertexFitter.h

Member Function Documentation

void PHActsVertexFitter::createActsSvtxVertex	(	const unsigned int	vertexId,
		ActsVertex	vertex
	)

private

Update SvtxVertex or create new SvtxVertexMap.

Definition at line 139 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 139 of file PHActsVertexFitter.cc

References Acts::UnitConstants::cm, Acts::UnitConstants::cm2, Acts::Vertex< input_track_t >::covariance(), Acts::Vertex< input_track_t >::fitQuality(), SvtxVertexMap::insert(), m_actsVertexMap, Acts::Vertex< input_track_t >::position(), Acts::Vertex< input_track_t >::time(), and Fun4AllBase::Verbosity().

Referenced by process_event().

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int PHActsVertexFitter::createNodes ( PHCompositeNode * topNode )

private

Definition at line 372 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 372 of file PHActsVertexFitter.cc

References PHCompositeNode::addNode(), Fun4AllReturnCodes::EVENT_OK, PHNodeIterator::findFirst(), and m_actsVertexMap.

Referenced by InitRun().

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int PHActsVertexFitter::End ( PHCompositeNode * )

overridevirtual

Called at the end of all processing.

Reimplemented from SubsysReco.

Definition at line 57 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 57 of file PHActsVertexFitter.cc

References Fun4AllReturnCodes::EVENT_OK, and Fun4AllBase::Verbosity().

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ActsVertex PHActsVertexFitter::fitVertex	(	BoundTrackParamVec	tracks,
		Acts::Logging::Level	logLevel
	)		const

private

Run the Acts vertex fitter.

Determine the input mag field type from the initial geometry created in MakeActsGeometry

Setup aliases

Create necessary templated inputs for Acts vertex fitter

Can add a vertex fitting constraint as an option, if desired

Call the fitter and get the result

end std::visit call

Definition at line 176 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 176 of file PHActsVertexFitter.cc

References Acts::IntegrationTest::bField, ActsTrackingGeometry::geoContext, Acts::getDefaultLogger(), m_tGeometry, ActsTrackingGeometry::magField, ActsTrackingGeometry::magFieldContext, Acts::Vertex< input_track_t >::position(), State, and Fun4AllBase::Verbosity().

Referenced by process_event().

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void PHActsVertexFitter::fitVertices ( std::vector< const Acts::BoundTrackParameters * > tracks )

private

Runs Acts vertex fitter.

int PHActsVertexFitter::getNodes ( PHCompositeNode * topNode )

private

Definition at line 333 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 333 of file PHActsVertexFitter.cc

References Fun4AllReturnCodes::ABORTEVENT, Fun4AllReturnCodes::EVENT_OK, m_actsFitResults, m_tGeometry, m_trackMap, m_vertexMap, and PHWHERE.

Referenced by InitRun().

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VertexTrackMap PHActsVertexFitter::getTracks ( )

private

Get the tracks with their associated vertex Ids.

Definition at line 250 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 250 of file PHActsVertexFitter.cc

References ActsTrackingGeometry::geoContext, m_tGeometry, m_trackMap, makeTrackParam(), track, and Fun4AllBase::Verbosity().

Referenced by process_event().

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int PHActsVertexFitter::Init ( PHCompositeNode * )

overridevirtual

Called during initialization. Typically this is where you can book histograms, and e.g. register them to Fun4AllServer (so they can be output to file using Fun4AllServer::dumpHistos() method).

Reimplemented from SubsysReco.

Definition at line 49 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 49 of file PHActsVertexFitter.cc

References Fun4AllReturnCodes::EVENT_OK, and Fun4AllBase::Verbosity().

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int PHActsVertexFitter::InitRun ( PHCompositeNode * )

overridevirtual

Called for first event when run number is known. Typically this is where you may want to fetch data from database, because you know the run number.

Reimplemented from SubsysReco.

Definition at line 71 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 71 of file PHActsVertexFitter.cc

References Fun4AllReturnCodes::ABORTRUN, createNodes(), Fun4AllReturnCodes::EVENT_OK, and getNodes().

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const Acts::BoundTrackParameters * PHActsVertexFitter::makeTrackParam ( const SvtxTrack * track ) const

private

Turn the SvtxTrack object into an Acts::TrackParameters object.

Definition at line 297 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 297 of file PHActsVertexFitter.cc

References Acts::UnitConstants::cm, Acts::UnitConstants::e, ActsTrackingGeometry::geoContext, SvtxTrack::get_charge(), SvtxTrack::get_error(), SvtxTrack::get_p(), SvtxTrack::get_px(), SvtxTrack::get_py(), SvtxTrack::get_pz(), SvtxTrack::get_x(), SvtxTrack::get_y(), SvtxTrack::get_z(), m_tGeometry, and Acts::UnitConstants::ns.

Referenced by getTracks().

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int PHActsVertexFitter::process_event ( PHCompositeNode * )

overridevirtual

Called for each event. This is where you do the real work.

Reimplemented from SubsysReco.

Definition at line 82 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 82 of file PHActsVertexFitter.cc

References createActsSvtxVertex(), Fun4AllReturnCodes::EVENT_OK, Acts::Logging::FATAL, fitVertex(), getTracks(), m_event, m_updateSvtxVertexMap, updateSvtxVertex(), Acts::Logging::VERBOSE, and Fun4AllBase::Verbosity().

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int PHActsVertexFitter::ResetEvent ( PHCompositeNode * )

overridevirtual

Clean up after each event.

Reimplemented from SubsysReco.

Definition at line 64 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 64 of file PHActsVertexFitter.cc

References SvtxVertexMap::clear(), Fun4AllReturnCodes::EVENT_OK, and m_actsVertexMap.

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void PHActsVertexFitter::updateSvtxVertex	(	const unsigned int	vertexId,
		ActsVertex	vertex
	)

private

Definition at line 112 of file PHActsVertexFitter.cc.

View newest version in sPHENIX GitHub at line 112 of file PHActsVertexFitter.cc

References Acts::UnitConstants::cm, Acts::UnitConstants::cm2, Acts::Vertex< input_track_t >::covariance(), Acts::Vertex< input_track_t >::fitQuality(), SvtxVertexMap::get(), m_vertexMap, Acts::Vertex< input_track_t >::position(), SvtxVertex::set_x(), Acts::Vertex< input_track_t >::time(), and Fun4AllBase::Verbosity().

Referenced by process_event().

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void PHActsVertexFitter::updateSvtxVertexMap ( bool updateSvtxVertexMap )

inline

Definition at line 46 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 46 of file PHActsVertexFitter.h

References m_updateSvtxVertexMap.

Member Data Documentation

std::map<const unsigned int, Trajectory>* PHActsVertexFitter::m_actsFitResults

private

Definition at line 76 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 76 of file PHActsVertexFitter.h

Referenced by getNodes().

SvtxVertexMap* PHActsVertexFitter::m_actsVertexMap = nullptr

private

Definition at line 80 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 80 of file PHActsVertexFitter.h

Referenced by createActsSvtxVertex(), createNodes(), and ResetEvent().

int PHActsVertexFitter::m_event = 0

private

Definition at line 74 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 74 of file PHActsVertexFitter.h

Referenced by process_event().

ActsTrackingGeometry* PHActsVertexFitter::m_tGeometry

private

Definition at line 77 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 77 of file PHActsVertexFitter.h

Referenced by fitVertex(), getNodes(), getTracks(), and makeTrackParam().

SvtxTrackMap* PHActsVertexFitter::m_trackMap = nullptr

private

Definition at line 78 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 78 of file PHActsVertexFitter.h

Referenced by getNodes(), and getTracks().

bool PHActsVertexFitter::m_updateSvtxVertexMap = false

private

Option to update the default SvtxVertexMap. A new SvtxVertexMap called SvtxVertexMapActs is created by default in the module

Definition at line 84 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 84 of file PHActsVertexFitter.h

Referenced by process_event(), and updateSvtxVertexMap().

SvtxVertexMap* PHActsVertexFitter::m_vertexMap = nullptr

private

Definition at line 79 of file PHActsVertexFitter.h.

View newest version in sPHENIX GitHub at line 79 of file PHActsVertexFitter.h

Referenced by getNodes(), and updateSvtxVertex().

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

coresoftware/blob/master/offline/packages/trackreco/PHActsVertexFitter.h
coresoftware/blob/master/offline/packages/trackreco/PHActsVertexFitter.cc

Public Member Functions

Private Member Functions

Private Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation

Member Data Documentation