o2::its::FastMultEst Struct Reference

#include <FastMultEst.h>

Public Types
using	ROFOverlapTableN = ROFOverlapTable< NLayers >
using	ROFMaskTableN = ROFMaskTable< NLayers >

Public Member Functions
	FastMultEst ()
	state of the gRandom before
int	selectROFs (const std::array< gsl::span< const o2::itsmft::ROFRecord >, NLayers > &rofs, const std::array< gsl::span< const o2::itsmft::CompClusterExt >, NLayers > &clus, const gsl::span< const o2::itsmft::PhysTrigger > trig, uint32_t firstTForbit, bool doStaggering, const ROFOverlapTableN::View &overlapView, ROFMaskTableN &sel)
void	selectROFsWithVertices (const auto &vertices, const ROFOverlapTableN::View &overlapView, ROFMaskTableN &sel) const
int	countClustersOnLayer (const gsl::span< const o2::itsmft::CompClusterExt > &clusters) const
float	process (int nClusters)
float	processNoiseFree (int nClusters)
float	processNoiseImposed (int nClusters)
float	process (const gsl::span< const o2::itsmft::CompClusterExt > &clusters)

Static Public Member Functions
static uint32_t	getCurrentRandomSeed ()

Public Attributes
float	mult = 0.
float	noisePerChip = 0.
	estimated signal clusters multiplicity on the selected multiplicity layer
float	cov [3] = {0.}
	imposed noise per chip (when enabled by configuration)
float	chi2 = 0.
	retained for compatibility; set to zero in single-layer mode
int	nLayersUsed = 0
	retained for compatibility; set to zero in single-layer mode
uint32_t	lastRandomSeed = 0
	number of layers used by estimator (0/1 in single-layer mode)

Static Public Attributes
static constexpr int	NLayers = o2::itsmft::ChipMappingITS::NLayers
static bool	sSeedSet = false

Detailed Description

Definition at line 32 of file FastMultEst.h.

Member Typedef Documentation

ROFMaskTableN

using o2::its::FastMultEst::ROFMaskTableN = ROFMaskTable<NLayers>

Definition at line 36 of file FastMultEst.h.

ROFOverlapTableN

using o2::its::FastMultEst::ROFOverlapTableN = ROFOverlapTable<NLayers>

Definition at line 35 of file FastMultEst.h.

Constructor & Destructor Documentation

FastMultEst()

FastMultEst::FastMultEst

(

)

state of the gRandom before

---

Definition at line 90 of file FastMultEst.cxx.

Member Function Documentation

countClustersOnLayer()

int FastMultEst::countClustersOnLayer

(

const gsl::span< const o2::itsmft::CompClusterExt > &

clusters

)

const

---

count clusters on the configured multiplicity layer

Definition at line 104 of file FastMultEst.cxx.

getCurrentRandomSeed()

static uint32_t o2::its::FastMultEst::getCurrentRandomSeed ( )

static

process() [1/2]

float o2::its::FastMultEst::process ( const gsl::span< const o2::itsmft::CompClusterExt > &  clusters )

inline

Definition at line 82 of file FastMultEst.h.

process() [2/2]

float o2::its::FastMultEst::process ( int  nClusters )

inline

Definition at line 76 of file FastMultEst.h.

processNoiseFree()

float FastMultEst::processNoiseFree

(

int

nClusters

)

---

find multiplicity for given number of clusters per layer

Definition at line 124 of file FastMultEst.cxx.

processNoiseImposed()

float FastMultEst::processNoiseImposed

(

int

nClusters

)

---

find multiplicity for given number of clusters per layer with mean noise imposed

Definition at line 144 of file FastMultEst.cxx.

selectROFs()

int FastMultEst::selectROFs	(	const std::array< gsl::span< const o2::itsmft::ROFRecord >, NLayers > &	rofs,
		const std::array< gsl::span< const o2::itsmft::CompClusterExt >, NLayers > &	clus,
		const gsl::span< const o2::itsmft::PhysTrigger >	trig,
		uint32_t	firstTForbit,
		bool	doStaggering,
		const ROFOverlapTableN::View &	overlapView,
		ROFMaskTableN &	sel
	)

Definition at line 162 of file FastMultEst.cxx.

selectROFsWithVertices()

void o2::its::FastMultEst::selectROFsWithVertices ( const auto &  vertices, const ROFOverlapTableN::View &  overlapView, ROFMaskTableN &  sel  ) const

inline

Definition at line 54 of file FastMultEst.h.

Member Data Documentation

chi2

float o2::its::FastMultEst::chi2 = 0.

retained for compatibility; set to zero in single-layer mode

Definition at line 41 of file FastMultEst.h.

cov

float o2::its::FastMultEst::cov[3] = {0.}

imposed noise per chip (when enabled by configuration)

Definition at line 40 of file FastMultEst.h.

lastRandomSeed

uint32_t o2::its::FastMultEst::lastRandomSeed = 0

number of layers used by estimator (0/1 in single-layer mode)

Definition at line 43 of file FastMultEst.h.

mult

float o2::its::FastMultEst::mult = 0.

Definition at line 38 of file FastMultEst.h.

NLayers

constexpr int o2::its::FastMultEst::NLayers = o2::itsmft::ChipMappingITS::NLayers

staticconstexpr

Definition at line 34 of file FastMultEst.h.

nLayersUsed

int o2::its::FastMultEst::nLayersUsed = 0

retained for compatibility; set to zero in single-layer mode

Definition at line 42 of file FastMultEst.h.

noisePerChip

float o2::its::FastMultEst::noisePerChip = 0.

estimated signal clusters multiplicity on the selected multiplicity layer

Definition at line 39 of file FastMultEst.h.

sSeedSet

bool FastMultEst::sSeedSet = false

static

Definition at line 86 of file FastMultEst.h.

---

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

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