Task for reconstructing the beam spot using STS hits. More...

#include <CbmStsRecoBeamSpot.h>

Inheritance diagram for CbmStsRecoBeamSpot:

Collaboration diagram for CbmStsRecoBeamSpot:

Public Member Functions
	CbmStsRecoBeamSpot ()=default

	~CbmStsRecoBeamSpot ()=default

void	AddTarget (CbmTarget *target=nullptr)
	Add a CbmTarget object to the list of targets.

void	AddTarget (std::string trg_name="", CbmTarget *target=nullptr)
	Add a CbmTarget object to the list of targets with a key as trg_name.

void	Exec (Option_t *)

InitStatus	Init ()

void	FinishTask ()

void	SetCutMap (CbmCutMap *map)
	Set the cut map for analysis.

void	UserAlignment (const std::map< int32_t, std::vector< double > > &user_mat)
	User defined sensor translations.

virtual void	DrawResults ()
	Virtual function to draw analysis results.

Protected Member Functions
void	LoadSetup ()
	Load the STS setup and fill the map with XYZ boundaries for each STS setup element. It maps the first z strip for each module depending on the size of the sensor.

void	SaveToFile ()
	It write all mapped objects to the FairRunAna sink file.

	ClassDef (CbmStsAnaBase, 1)

Protected Attributes
uint	entry_ {0}

std::unique_ptr< TFile >	fReportFile

std::unordered_set< int32_t >	fAddressBook

std::map< std::string, std::unique_ptr< TGraphErrors > >	fG1D

std::map< std::string, std::unique_ptr< TH1D > >	fH1D

std::map< std::string, std::unique_ptr< TH2D > >	fH2D

std::map< std::string, std::shared_ptr< TH2D > >	fH2DShared

std::map< std::string, std::unique_ptr< TCanvas > >	fCanvas

int	nb_sts_station_ {8}

std::unordered_map< int32_t, std::vector< double > >	fStsGeoInfo

std::map< int32_t, std::vector< double > >	fUserAlignment

std::unordered_map< int32_t, int >	fFirstZStrip

CbmCutMap *	fAnalysisCuts {nullptr}

int	fRunId {-1}

Private Member Functions
void	BeamSpotReco ()
	Reconstruct the beam spot at each target planes.

void	BookHistograms ()

TVector3	ExtrapolateTrackTo (CbmPixelHit , CbmPixelHit , CbmTarget *)
	Extrapolate a track-let to a target plane.

void	ProcessEvent (CbmEvent *)
	Process an Cbm events It filters event based on the provided CbmCutMap.

void	ProcessStsTrack (CbmGlobalTrack *)
	Process an STS track.

void	ProcessHit (CbmStsHit *)
	Process an STS hit It filters hits based on the provided CbmCutMap.

	ClassDef (CbmStsRecoBeamSpot, 1)

Private Attributes
double	fSampleRangeXmin {-10}

double	fSampleRangeXmax {+10}

double	fSampleRangeYmin {-10}

double	fSampleRangeYmax {+10}

double	fSampleRangeZmin {-10}

double	fSampleRangeZmax {+10}

double	fSampleBinSizeX {0.01}

double	fSampleBinSizeY {0.01}

double	fSampleBinSizeZ {0.01}

std::vector< CbmStsTrack * >	fStsTrks

std::map< int32_t, std::vector< CbmStsHit * > >	fStsHits

std::map< std::string, CbmTarget * >	fTargets

TClonesArray *	fCbmEvtArray {nullptr}

TClonesArray *	fStsTrkArray {nullptr}

TClonesArray *	fStsHitArray {nullptr}

TClonesArray *	fStsCluArray {nullptr}

Detailed Description

Task for reconstructing the beam spot using STS hits.

This class inherits from FairTask and CbmStsAnaBase. It provides functionality for reconstructing the beam spot at different planes defined by CbmTarget using STS hits.

Definition at line 36 of file CbmStsRecoBeamSpot.h.

Constructor & Destructor Documentation

◆ CbmStsRecoBeamSpot()

CbmStsRecoBeamSpot::CbmStsRecoBeamSpot ( )

default

Referenced by ClassDef().

◆ ~CbmStsRecoBeamSpot()

CbmStsRecoBeamSpot::~CbmStsRecoBeamSpot ( )

default

Member Function Documentation

◆ AddTarget() [1/2]

void CbmStsRecoBeamSpot::AddTarget ( CbmTarget * target = nullptr )

Add a CbmTarget object to the list of targets.

Position and rotation are the only relevant members of such class for this task.

Parameters

target CbmTarget ptr to be added

Definition at line 9 of file CbmStsRecoBeamSpot.cxx.

References AddTarget().

Referenced by AddTarget().

◆ AddTarget() [2/2]

void CbmStsRecoBeamSpot::AddTarget	(	std::string	trg_name = "",
		CbmTarget *	target = nullptr )

Add a CbmTarget object to the list of targets with a key as trg_name.

Parameters

trg_name	key under which the
target	will be stored. If the key is an empty string, added targets will be named as target_<n_of_targets>.

Definition at line 10 of file CbmStsRecoBeamSpot.cxx.

References fTargets.

◆ BeamSpotReco()

void CbmStsRecoBeamSpot::BeamSpotReco ( )

private

Reconstruct the beam spot at each target planes.

Definition at line 94 of file CbmStsRecoBeamSpot.cxx.

References cos(), ExtrapolateTrackTo(), CbmStsAnaBase::fH2D, fStsHits, fTargets, and CbmStsAnaBase::nb_sts_station_.

Referenced by Exec().

◆ BookHistograms()

void CbmStsRecoBeamSpot::BookHistograms ( )

private

Definition at line 18 of file CbmStsRecoBeamSpot.cxx.

References CbmStsAnaBase::fH2D, fSampleBinSizeX, fSampleBinSizeY, fSampleBinSizeZ, fSampleRangeXmax, fSampleRangeXmin, fSampleRangeYmax, fSampleRangeYmin, fSampleRangeZmax, fSampleRangeZmin, CbmStsAnaBase::fStsGeoInfo, fTargets, CbmStsAddress::GetElementId(), and kStsUnit.

Referenced by Init().

◆ ClassDef() [1/2]

CbmStsAnaBase::ClassDef	(	CbmStsAnaBase	,
		1	)

protectedinherited

References CbmStsAnaBase().

◆ ClassDef() [2/2]

CbmStsRecoBeamSpot::ClassDef	(	CbmStsRecoBeamSpot	,
		1	)

private

References CbmStsRecoBeamSpot().

◆ DrawResults()

virtual void CbmStsAnaBase::DrawResults ( )

inlinevirtualinherited

Virtual function to draw analysis results.

Reimplemented in CbmStsTimeCal.

Definition at line 65 of file CbmStsAnaBase.h.

◆ Exec()

void CbmStsRecoBeamSpot::Exec ( Option_t * )

Definition at line 157 of file CbmStsRecoBeamSpot.cxx.

References BeamSpotReco(), CbmStsAnaBase::entry_, CbmStsAnaBase::fAnalysisCuts, fCbmEvtArray, fStsHitArray, ProcessEvent(), and ProcessHit().

◆ ExtrapolateTrackTo()

TVector3 CbmStsRecoBeamSpot::ExtrapolateTrackTo	(	CbmPixelHit *	hit_0,
		CbmPixelHit *	hit_1,
		CbmTarget *	trg )

private

Extrapolate a track-let to a target plane.

Definition at line 76 of file CbmStsRecoBeamSpot.cxx.

References CbmTarget::GetPosition(), CbmTarget::GetRotation(), CbmPixelHit::GetX(), CbmPixelHit::GetY(), and CbmHit::GetZ().

Referenced by BeamSpotReco().

◆ FinishTask()

void CbmStsRecoBeamSpot::FinishTask ( )

Definition at line 132 of file CbmStsRecoBeamSpot.cxx.

References CbmStsAnaBase::SaveToFile().

◆ Init()

InitStatus CbmStsRecoBeamSpot::Init ( )

Definition at line 186 of file CbmStsRecoBeamSpot.cxx.

References BookHistograms(), fCbmEvtArray, fStsCluArray, fStsHitArray, fTargets, and CbmStsAnaBase::LoadSetup().

◆ LoadSetup()

void CbmStsAnaBase::LoadSetup ( )

protectedinherited

Load the STS setup and fill the map with XYZ boundaries for each STS setup element. It maps the first z strip for each module depending on the size of the sensor.

Definition at line 27 of file CbmStsAnaBase.cxx.

References fFirstZStrip, fStsGeoInfo, CbmStsElement::GetAddress(), CbmStsElement::GetDaughter(), CbmStsSetup::GetModule(), CbmStsElement::GetNofDaughters(), CbmStsSetup::GetNofModules(), CbmStsSetup::GetNofStations(), CbmStsElement::GetPnode(), CbmStsSetup::GetStation(), CbmStsStation::GetXmax(), CbmStsStation::GetXmin(), CbmStsStation::GetYmax(), CbmStsStation::GetYmin(), CbmStsStation::GetZ(), CbmStsSetup::Init(), CbmStsSetup::Instance(), CbmStsSetup::IsInit(), and nb_sts_station_.

Referenced by CbmEventVertexDca::Init(), CbmStsCorrelation::Init(), CbmStsEfficiency::Init(), CbmStsHitAna::Init(), CbmStsRecoBeamSpot::Init(), and CbmStsResolution::Init().

◆ ProcessEvent()

void CbmStsRecoBeamSpot::ProcessEvent ( CbmEvent * evt )

private

Process an Cbm events It filters event based on the provided CbmCutMap.

Definition at line 135 of file CbmStsRecoBeamSpot.cxx.

References fStsHitArray, CbmEvent::GetIndex(), CbmEvent::GetNofData(), kStsHit, and ProcessHit().

Referenced by Exec().

◆ ProcessHit()

void CbmStsRecoBeamSpot::ProcessHit ( CbmStsHit * hit )

private

Process an STS hit It filters hits based on the provided CbmCutMap.

Definition at line 146 of file CbmStsRecoBeamSpot.cxx.

References CbmStsAnaBase::fAnalysisCuts, fStsCluArray, fStsHits, CbmHit::GetAddress(), CbmStsAddress::GetElementId(), and kStsUnit.

Referenced by Exec(), and ProcessEvent().

◆ ProcessStsTrack()

void CbmStsRecoBeamSpot::ProcessStsTrack ( CbmGlobalTrack * )

private

Process an STS track.

◆ SaveToFile()

void CbmStsAnaBase::SaveToFile ( )

protectedinherited

It write all mapped objects to the FairRunAna sink file.

Definition at line 95 of file CbmStsAnaBase.cxx.

References fG1D, fH1D, fH2D, fH2DShared, and gr.

Referenced by CbmSpillCheck::Finish(), CbmStsChannelQA::Finish(), CbmStsCorrelation::Finish(), CbmStsHitAna::Finish(), CbmStsResolution::Finish(), CbmStsTimeCal::Finish(), CbmEventVertexDca::FinishTask(), CbmStsEfficiency::FinishTask(), and CbmStsRecoBeamSpot::FinishTask().

◆ SetCutMap()

void CbmStsAnaBase::SetCutMap ( CbmCutMap * map )

inherited

Set the cut map for analysis.

Parameters

cutMap Pointer to the CbmCutMap object.

Definition at line 21 of file CbmStsAnaBase.cxx.

References fAnalysisCuts.

◆ UserAlignment()

void CbmStsAnaBase::UserAlignment ( const std::map< int32_t, std::vector< double > > & user_mat )

inlineinherited

User defined sensor translations.

Parameters

user_mat Input translations.

Definition at line 60 of file CbmStsAnaBase.h.

References fUserAlignment.

Member Data Documentation

◆ entry_

uint CbmStsAnaBase::entry_ {0}

protectedinherited

Definition at line 68 of file CbmStsAnaBase.h.

Referenced by CbmEventVertexDca::Exec(), CbmStsChannelQA::Exec(), CbmStsCorrelation::Exec(), CbmStsEfficiency::Exec(), CbmStsHitAna::Exec(), CbmStsRecoBeamSpot::Exec(), CbmStsResolution::Exec(), and CbmStsTimeCal::Exec().

◆ fAddressBook

std::unordered_set<int32_t> CbmStsAnaBase::fAddressBook

protectedinherited

Definition at line 70 of file CbmStsAnaBase.h.

Referenced by CbmStsChannelQA::BookHistograms(), CbmStsTimeCal::BookHistograms(), CbmStsChannelQA::CheckDeadChannels(), CbmStsChannelQA::CheckNoisyChannels(), CbmStsTimeCal::CheckTimeWalk(), CbmStsTimeCal::CheckTiming(), CbmStsTimeCal::DrawResults(), CbmStsChannelQA::Exec(), CbmStsTimeCal::FindGlobalOffset(), CbmStsChannelQA::GenerateReport(), and CbmStsHitAna::ProcessHit().

◆ fAnalysisCuts

CbmCutMap* CbmStsAnaBase::fAnalysisCuts {nullptr}

protectedinherited

Definition at line 84 of file CbmStsAnaBase.h.

Referenced by CbmStsTimeCal::CheckTiming(), CbmStsEfficiency::Exec(), CbmStsRecoBeamSpot::Exec(), CbmEventVertexDca::ProcessEvent(), CbmStsCorrelation::ProcessEvent(), CbmStsHitAna::ProcessEvent(), CbmStsResolution::ProcessEvent(), CbmEventVertexDca::ProcessGlobalTrack(), CbmStsEfficiency::ProcessGlobalTrack(), CbmStsHitAna::ProcessGlobalTrack(), CbmStsResolution::ProcessGlobalTrack(), CbmStsCorrelation::ProcessHit(), CbmStsEfficiency::ProcessHit(), CbmStsHitAna::ProcessHit(), CbmStsRecoBeamSpot::ProcessHit(), CbmStsResolution::ProcessHit(), and SetCutMap().

◆ fCanvas

std::map<std::string, std::unique_ptr<TCanvas> > CbmStsAnaBase::fCanvas

protectedinherited

Definition at line 75 of file CbmStsAnaBase.h.

◆ fCbmEvtArray

TClonesArray* CbmStsRecoBeamSpot::fCbmEvtArray {nullptr}

private

Definition at line 85 of file CbmStsRecoBeamSpot.h.

Referenced by Exec(), and Init().

◆ fFirstZStrip

std::unordered_map<int32_t, int> CbmStsAnaBase::fFirstZStrip

protectedinherited

Definition at line 82 of file CbmStsAnaBase.h.

Referenced by LoadSetup().

◆ fG1D

std::map<std::string, std::unique_ptr<TGraphErrors> > CbmStsAnaBase::fG1D

protectedinherited

Definition at line 71 of file CbmStsAnaBase.h.

Referenced by CbmSpillCheck::BookHistograms(), CbmStsTimeCal::CheckTimeWalk(), CbmStsTimeCal::DrawResults(), CbmSpillCheck::Exec(), CbmStsTimeCal::FindGlobalOffset(), CbmSpillCheck::Finish(), and SaveToFile().

◆ fH1D

std::map<std::string, std::unique_ptr<TH1D> > CbmStsAnaBase::fH1D

protectedinherited

Definition at line 72 of file CbmStsAnaBase.h.

Referenced by CbmEventVertexDca::BookHistograms(), CbmStsEfficiency::BookHistograms(), CbmStsHitAna::BookHistograms(), CbmEventVertexDca::CheckVertex(), CbmSpillCheck::Finish(), CbmStsChannelQA::Finish(), CbmStsCorrelation::Finish(), CbmStsHitAna::Finish(), CbmStsTimeCal::Finish(), CbmEventVertexDca::ProcessEvent(), CbmStsEfficiency::ProcessEvent(), CbmStsEfficiency::ProcessGlobalTrack(), CbmStsHitAna::ProcessHit(), and SaveToFile().

◆ fH2D

std::map<std::string, std::unique_ptr<TH2D> > CbmStsAnaBase::fH2D

protectedinherited

Definition at line 73 of file CbmStsAnaBase.h.

◆ fH2DShared

std::map<std::string, std::shared_ptr<TH2D> > CbmStsAnaBase::fH2DShared

protectedinherited

Definition at line 74 of file CbmStsAnaBase.h.

Referenced by CbmEventVertexDca::BookHistograms(), and SaveToFile().

◆ fReportFile

std::unique_ptr<TFile> CbmStsAnaBase::fReportFile

protectedinherited

Definition at line 69 of file CbmStsAnaBase.h.

Referenced by CbmStsTimeCal::DrawResults(), and CbmStsTimeCal::Init().

◆ fRunId

int CbmStsAnaBase::fRunId {-1}

protectedinherited

Definition at line 86 of file CbmStsAnaBase.h.

Referenced by CbmStsTimeCal::CbmStsTimeCal(), and CbmStsTimeCal::Init().

◆ fSampleBinSizeX

double CbmStsRecoBeamSpot::fSampleBinSizeX {0.01}

private

Definition at line 75 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleBinSizeY

double CbmStsRecoBeamSpot::fSampleBinSizeY {0.01}

private

Definition at line 76 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleBinSizeZ

double CbmStsRecoBeamSpot::fSampleBinSizeZ {0.01}

private

Definition at line 77 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeXmax

double CbmStsRecoBeamSpot::fSampleRangeXmax {+10}

private

Definition at line 68 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeXmin

double CbmStsRecoBeamSpot::fSampleRangeXmin {-10}

private

Definition at line 67 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeYmax

double CbmStsRecoBeamSpot::fSampleRangeYmax {+10}

private

Definition at line 70 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeYmin

double CbmStsRecoBeamSpot::fSampleRangeYmin {-10}

private

Definition at line 69 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeZmax

double CbmStsRecoBeamSpot::fSampleRangeZmax {+10}

private

Definition at line 72 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fSampleRangeZmin

double CbmStsRecoBeamSpot::fSampleRangeZmin {-10}

private

Definition at line 71 of file CbmStsRecoBeamSpot.h.

Referenced by BookHistograms().

◆ fStsCluArray

TClonesArray* CbmStsRecoBeamSpot::fStsCluArray {nullptr}

private

Definition at line 88 of file CbmStsRecoBeamSpot.h.

Referenced by Init(), and ProcessHit().

◆ fStsGeoInfo

std::unordered_map<int32_t, std::vector<double> > CbmStsAnaBase::fStsGeoInfo

protectedinherited

Definition at line 78 of file CbmStsAnaBase.h.

Referenced by CbmStsCorrelation::BookHistograms(), CbmStsEfficiency::BookHistograms(), CbmStsHitAna::BookHistograms(), CbmStsRecoBeamSpot::BookHistograms(), CbmStsResolution::BookHistograms(), CbmStsEfficiency::CheckEfficiency(), CbmStsEfficiency::FinishTask(), and LoadSetup().

◆ fStsHitArray

TClonesArray* CbmStsRecoBeamSpot::fStsHitArray {nullptr}

private

Definition at line 87 of file CbmStsRecoBeamSpot.h.

Referenced by Exec(), Init(), and ProcessEvent().

◆ fStsHits

std::map<int32_t, std::vector<CbmStsHit*> > CbmStsRecoBeamSpot::fStsHits

private

Definition at line 80 of file CbmStsRecoBeamSpot.h.

Referenced by BeamSpotReco(), and ProcessHit().

◆ fStsTrkArray

TClonesArray* CbmStsRecoBeamSpot::fStsTrkArray {nullptr}

private

Definition at line 86 of file CbmStsRecoBeamSpot.h.

◆ fStsTrks

std::vector<CbmStsTrack*> CbmStsRecoBeamSpot::fStsTrks

private

Definition at line 79 of file CbmStsRecoBeamSpot.h.

◆ fTargets

std::map<std::string, CbmTarget*> CbmStsRecoBeamSpot::fTargets

private

Definition at line 82 of file CbmStsRecoBeamSpot.h.

Referenced by AddTarget(), BeamSpotReco(), BookHistograms(), and Init().

◆ fUserAlignment

std::map<int32_t, std::vector<double> > CbmStsAnaBase::fUserAlignment

protectedinherited

Definition at line 80 of file CbmStsAnaBase.h.

Referenced by UserAlignment().

◆ nb_sts_station_

int CbmStsAnaBase::nb_sts_station_ {8}

protectedinherited

Definition at line 77 of file CbmStsAnaBase.h.

Referenced by CbmStsRecoBeamSpot::BeamSpotReco(), CbmStsCorrelation::BuildCorrelation(), and LoadSetup().

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

Public Member Functions

Protected Member Functions

Protected Attributes

Private Member Functions

Private Attributes

Detailed Description

Constructor & Destructor Documentation

◆ CbmStsRecoBeamSpot()

◆ ~CbmStsRecoBeamSpot()

Member Function Documentation

◆ AddTarget() [1/2]

◆ AddTarget() [2/2]

◆ BeamSpotReco()

◆ BookHistograms()

◆ ClassDef() [1/2]

◆ ClassDef() [2/2]

◆ DrawResults()

◆ Exec()

◆ ExtrapolateTrackTo()

◆ FinishTask()

◆ Init()

◆ LoadSetup()

◆ ProcessEvent()

◆ ProcessHit()

◆ ProcessStsTrack()

◆ SaveToFile()

◆ SetCutMap()

◆ UserAlignment()

Member Data Documentation

◆ entry_

◆ fAddressBook

◆ fAnalysisCuts

◆ fCanvas

◆ fCbmEvtArray

◆ fFirstZStrip

◆ fG1D

◆ fH1D

◆ fH2D

◆ fH2DShared

◆ fReportFile

◆ fRunId

◆ fSampleBinSizeX

◆ fSampleBinSizeY

◆ fSampleBinSizeZ

◆ fSampleRangeXmax

◆ fSampleRangeXmin

◆ fSampleRangeYmax

◆ fSampleRangeYmin

◆ fSampleRangeZmax

◆ fSampleRangeZmin

◆ fStsCluArray

◆ fStsGeoInfo

◆ fStsHitArray

◆ fStsHits

◆ fStsTrkArray

◆ fStsTrks

◆ fTargets

◆ fUserAlignment

◆ nb_sts_station_