#include <RecordsToAlignParams.h>

Inherits o2::mft::Aligner.

Public Member Functions
	RecordsToAlignParams ()
	construtor

	~RecordsToAlignParams () override
	destructor

void	init () override
	init MilliPede

void	setWithControl (const bool choice)

void	setNEntriesAutoSave (const int value)

void	setWithConstraintsRecReader (const bool choice)

void	globalFit ()
	perform the simultaneous fit of track (local) and alignement (global) parameters

void	getAlignParams (std::vector< o2::detectors::AlignParam > &alignParams)
	provide access to the AlignParam vector

void	getPedeOutParams (std::vector< double > &output)
	provide access to the vector of alignment corrections

void	getPedeOutParamsErrors (std::vector< double > &output)
	provide access to the vector of errors on the alignement corrections

void	getPedeOutParamsPulls (std::vector< double > &output)
	provide access to the vector of pulls on the alignement corrections

void	connectRecordReaderToChain (TChain *ch)
	connect data record reader to input TChain of records

void	connectConstraintsRecReaderToChain (TChain *ch)
	conect constraints record reader to input TChain of constraints record

Public Member Functions inherited from o2::mft::Aligner
	Aligner ()
	construtor

virtual	~Aligner ()
	destructor

void	setChi2CutNStdDev (const Int_t value)

void	setResidualCutInitial (const Double_t value)

void	setResidualCut (const Double_t value)

void	setAllowedVariationDeltaX (const double value)

void	setAllowedVariationDeltaY (const double value)

void	setAllowedVariationDeltaZ (const double value)

void	setAllowedVariationDeltaRz (const double value)

void	setChi2CutFactor (const double value)

int	getNDofPerSensor () const
	return the number of DOF per sensor

Protected Member Functions
	ClassDefOverride (RecordsToAlignParams, 0)

Protected Member Functions inherited from o2::mft::Aligner
	ClassDef (Aligner, 0)

Protected Attributes
bool	mWithControl
	boolean to set the use of the control tree = chi2 per track filled by MillePede LocalFit()

long	mNEntriesAutoSave = 10000
	number of entries needed to cyclically call AutoSave for the output control tree

std::vector< o2::detectors::AlignParam >	mAlignParams
	vector of alignment parameters computed by MillePede simultaneous fit

o2::fwdalign::MilleRecordReader *	mRecordReader
	utility that handles the reading of the data records used to feed MillePede solver

bool	mWithConstraintsRecReader
	boolean to set to true if one wants to also read constraints records

o2::fwdalign::MilleRecordReader *	mConstraintsRecReader
	utility that handles the reading of the constraints records

o2::fwdalign::MillePede2 *	mMillepede
	Millepede2 implementation copied from AliROOT.

std::vector< double >	mPedeOutParams
	Vector to store the outputs (alignment corrections) of the MillePede simulatenous fit.

std::vector< double >	mPedeOutParamsErrors
	Vector to store the outputs (errors on the alignement corrections) of the MillePede simulatenous fit.

std::vector< double >	mPedeOutParamsPulls
	Vector to store the outputs (pulls on the alignement corrections) of the MillePede simulatenous fit.

Protected Attributes inherited from o2::mft::Aligner
std::array< double, mNDofPerSensor >	mAllowVar
	"Encouraged" variation for degrees of freedom {dx, dy, dRz, dz}

double	mStartFac
	Initial value for chi2 cut, used to reject outliers i.e. bad tracks with sum(chi2) > Chi2DoFLim(fNStdDev, nDoF) * chi2CutFactor (if > 1, iterations in Millepede are turned on)

int	mChi2CutNStdDev
	Number of standard deviations for chi2 cut.

double	mResCutInitial
	Cut on residual on first iteration.

double	mResCut
	Cut on residual for other iterations.

TString	mMilleRecordsFileName
	output file name when saving the Mille records

TString	mMilleConstraintsRecFileName
	output file name when saving the records of the constraints

bool	mIsInitDone = false
	boolean to follow the initialisation status

std::vector< int >	mGlobalParameterStatus
	vector of effective degrees of freedom, used to fix detectors, parameters, etc.

Additional Inherited Members
Static Protected Attributes inherited from o2::mft::Aligner
static constexpr int	mNumberOfTrackParam = 4
	Number of track (= local) parameters (X0, Tx, Y0, Ty)

static constexpr int	mNDofPerSensor = 4
	translation in global x, y, z, and rotation Rz around global z-axis

static o2::itsmft::ChipMappingMFT	mChipMapping
	MFT chip <-> ladder, layer, disk, half mapping.

static constexpr int	mNumberOfSensors = mChipMapping.getNChips()
	Total number of sensors (detection elements) in the MFT.

static constexpr int	mNumberOfGlobalParam = mNDofPerSensor * mNumberOfSensors
	Number of alignment (= global) parameters.

static constexpr int	mFixedParId = -1

static constexpr int	mFreeParId = mFixedParId - 1

Detailed Description

Definition at line 33 of file RecordsToAlignParams.h.

Constructor & Destructor Documentation

◆ RecordsToAlignParams()

RecordsToAlignParams::RecordsToAlignParams ( )

construtor

Definition at line 27 of file RecordsToAlignParams.cxx.

◆ ~RecordsToAlignParams()

RecordsToAlignParams::~RecordsToAlignParams ( )

override

destructor

Definition at line 51 of file RecordsToAlignParams.cxx.

Member Function Documentation

◆ ClassDefOverride()

o2::mft::RecordsToAlignParams::ClassDefOverride	(	RecordsToAlignParams	,
		0
	)

protected

◆ connectConstraintsRecReaderToChain()

void RecordsToAlignParams::connectConstraintsRecReaderToChain ( TChain * ch )

conect constraints record reader to input TChain of constraints record

Definition at line 176 of file RecordsToAlignParams.cxx.

◆ connectRecordReaderToChain()

void RecordsToAlignParams::connectRecordReaderToChain ( TChain * ch )

connect data record reader to input TChain of records

Definition at line 168 of file RecordsToAlignParams.cxx.

◆ getAlignParams()

void o2::mft::RecordsToAlignParams::getAlignParams ( std::vector< o2::detectors::AlignParam > & alignParams )

inline

provide access to the AlignParam vector

Definition at line 55 of file RecordsToAlignParams.h.

◆ getPedeOutParams()

void o2::mft::RecordsToAlignParams::getPedeOutParams ( std::vector< double > & output )

inline

provide access to the vector of alignment corrections

Definition at line 58 of file RecordsToAlignParams.h.

◆ getPedeOutParamsErrors()

void o2::mft::RecordsToAlignParams::getPedeOutParamsErrors ( std::vector< double > & output )

inline

provide access to the vector of errors on the alignement corrections

Definition at line 61 of file RecordsToAlignParams.h.

◆ getPedeOutParamsPulls()

void o2::mft::RecordsToAlignParams::getPedeOutParamsPulls ( std::vector< double > & output )

inline

provide access to the vector of pulls on the alignement corrections

Definition at line 64 of file RecordsToAlignParams.h.

◆ globalFit()

void RecordsToAlignParams::globalFit ( )

perform the simultaneous fit of track (local) and alignement (global) parameters

Definition at line 111 of file RecordsToAlignParams.cxx.

◆ init()

void RecordsToAlignParams::init ( )

overridevirtual

init MilliPede

Implements o2::mft::Aligner.

Definition at line 66 of file RecordsToAlignParams.cxx.

◆ setNEntriesAutoSave()

void o2::mft::RecordsToAlignParams::setNEntriesAutoSave ( const int value )

inline

Definition at line 48 of file RecordsToAlignParams.h.

◆ setWithConstraintsRecReader()

void o2::mft::RecordsToAlignParams::setWithConstraintsRecReader ( const bool choice )

inline

Definition at line 49 of file RecordsToAlignParams.h.

◆ setWithControl()

void o2::mft::RecordsToAlignParams::setWithControl ( const bool choice )

inline

Definition at line 47 of file RecordsToAlignParams.h.

Member Data Documentation

◆ mAlignParams

std::vector<o2::detectors::AlignParam> o2::mft::RecordsToAlignParams::mAlignParams

protected

vector of alignment parameters computed by MillePede simultaneous fit

Definition at line 75 of file RecordsToAlignParams.h.

◆ mConstraintsRecReader

o2::fwdalign::MilleRecordReader* o2::mft::RecordsToAlignParams::mConstraintsRecReader

protected

utility that handles the reading of the constraints records

Definition at line 78 of file RecordsToAlignParams.h.

◆ mMillepede

o2::fwdalign::MillePede2* o2::mft::RecordsToAlignParams::mMillepede

protected

Millepede2 implementation copied from AliROOT.

Definition at line 79 of file RecordsToAlignParams.h.

◆ mNEntriesAutoSave

long o2::mft::RecordsToAlignParams::mNEntriesAutoSave = 10000

protected

number of entries needed to cyclically call AutoSave for the output control tree

Definition at line 74 of file RecordsToAlignParams.h.

◆ mPedeOutParams

std::vector<double> o2::mft::RecordsToAlignParams::mPedeOutParams

protected

Vector to store the outputs (alignment corrections) of the MillePede simulatenous fit.

Definition at line 80 of file RecordsToAlignParams.h.

◆ mPedeOutParamsErrors

std::vector<double> o2::mft::RecordsToAlignParams::mPedeOutParamsErrors

protected

Vector to store the outputs (errors on the alignement corrections) of the MillePede simulatenous fit.

Definition at line 81 of file RecordsToAlignParams.h.

◆ mPedeOutParamsPulls

std::vector<double> o2::mft::RecordsToAlignParams::mPedeOutParamsPulls

protected

Vector to store the outputs (pulls on the alignement corrections) of the MillePede simulatenous fit.

Definition at line 82 of file RecordsToAlignParams.h.

◆ mRecordReader

o2::fwdalign::MilleRecordReader* o2::mft::RecordsToAlignParams::mRecordReader

protected

utility that handles the reading of the data records used to feed MillePede solver

Definition at line 76 of file RecordsToAlignParams.h.

◆ mWithConstraintsRecReader

bool o2::mft::RecordsToAlignParams::mWithConstraintsRecReader

protected

boolean to set to true if one wants to also read constraints records

Definition at line 77 of file RecordsToAlignParams.h.

◆ mWithControl

bool o2::mft::RecordsToAlignParams::mWithControl

protected

boolean to set the use of the control tree = chi2 per track filled by MillePede LocalFit()

Definition at line 73 of file RecordsToAlignParams.h.

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

/home/runner/work/AliceO2/AliceO2/Detectors/ITSMFT/MFT/alignment/include/MFTAlignment/RecordsToAlignParams.h
/home/runner/work/AliceO2/AliceO2/Detectors/ITSMFT/MFT/alignment/src/RecordsToAlignParams.cxx

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ RecordsToAlignParams()

◆ ~RecordsToAlignParams()

Member Function Documentation

◆ ClassDefOverride()

◆ connectConstraintsRecReaderToChain()

◆ connectRecordReaderToChain()

◆ getAlignParams()

◆ getPedeOutParams()

◆ getPedeOutParamsErrors()

◆ getPedeOutParamsPulls()

◆ globalFit()

◆ init()

◆ setNEntriesAutoSave()

◆ setWithConstraintsRecReader()

◆ setWithControl()

Member Data Documentation

◆ mAlignParams

◆ mConstraintsRecReader

◆ mMillepede

◆ mNEntriesAutoSave

◆ mPedeOutParams

◆ mPedeOutParamsErrors

◆ mPedeOutParamsPulls

◆ mRecordReader

◆ mWithConstraintsRecReader

◆ mWithControl