#include <MatLayerCyl.h>

Inherits o2::gpu::FlatObject.

Public Types
enum	RangeStatus : short { Below = -1 , Within = 0 , Above = 1 }

Public Member Functions
	MatLayerCyl ()

	MatLayerCyl (const MatLayerCyl &src)=delete

	~MatLayerCyl ()=default

	MatLayerCyl (float rMin, float rMax, float zHalfSpan, float dzMin, float drphiMin)

void	initSegmentation (float rMin, float rMax, float zHalfSpan, int nz, int nphi)

void	initSegmentation (float rMin, float rMax, float zHalfSpan, float dzMin, float drphiMin)

void	populateFromTGeo (int ntrPerCell=10)

void	populateFromTGeo (int ip, int iz, int ntrPerCell)

void	print (bool data=false) const

	GPUd () float getRMin() const

	GPUd () float getRMax() const

	GPUd () float getZMin() const

	GPUd () float getZMax() const

	GPUd () int getNZBins() const

	GPUd () int getNPhiBins() const

	GPUd () int getNPhiSlices() const

	GPUd () int getNPhiBinsInSlice(int iSlice

	GPUd () float getRMin2() const

	GPUd () float getRMax2() const

	GPUd () float getDZ() const

	GPUd () float getDPhi() const

	GPUd () const MatCell &getCellPhiBin(int iphi

	GPUd () const MatCell &getCell(int iphiSlice

	GPUd () MatCell &getCellPhiBin(int iphi

	GPUd () RangeStatus isZOutside(float z) const

	GPUd () int getZBinID(float z) const

	GPUd () float getZBinMin(int id) const

	GPUd () float getZBinMax(int id) const

	GPUd () int phiBin2Slice(int i) const

	GPUd () int getPhiSliceID(float phi) const

	GPUd () float getPhiBinMin(int id) const

	GPUd () float getPhiBinMax(int id) const

	GPUd () float getSliceCos(int i) const

	GPUd () float getSliceSin(int i) const

void	getMeanRMS (MatCell &mean, MatCell &rms) const

bool	cellsDiffer (const MatCell &cellA, const MatCell &cellB, float maxRelDiff) const

bool	canMergePhiSlices (int i, int j, float maxRelDiff=0.05, int maxDifferent=1) const

void	optimizePhiSlices (float maxRelDiff=0.05)

void	flatten (char *newPtr)

std::size_t	estimateFlatBufferSize () const

void	fixPointers (char oldPtr, char newPtr)

void	setFlatPointer (char *ptr)

	GPUd () int getCellIDPhiBin(int iphi

Public Member Functions inherited from o2::gpu::FlatObject
	FlatObject ()=default
	_____________ Constructors / destructors __________________________

	~FlatObject ()

	FlatObject (const FlatObject &)=delete

FlatObject &	operator= (const FlatObject &)=delete

void	destroy ()
	_______________ Utilities _______________________________________________

size_t	getFlatBufferSize () const
	Gives size of the flat buffer.

const char *	getFlatBufferPtr () const
	Gives pointer to the flat buffer.

bool	isConstructed () const
	Tells if the object is constructed.

bool	isBufferInternal () const
	Tells if the buffer is internal.

void	adoptInternalBuffer (char *buf)

void	clearInternalBufferPtr ()

void	printC () const
	Print the content of the flat buffer.

Static Public Member Functions
static std::size_t	estimateFlatBufferSize (int nPhiBins, int nPhiSlices, int nZBins)

static constexpr size_t	getClassAlignmentBytes ()
	Gives minimal alignment in bytes required for the class object.

static constexpr size_t	getBufferAlignmentBytes ()
	Gives minimal alignment in bytes required for the flat buffer.

Static Public Member Functions inherited from o2::gpu::FlatObject
static size_t	alignSize (size_t sizeBytes, size_t alignmentBytes)
	_______________ Generic utilities _______________________________________________

template<class T >
static T *	relocatePointer (const char oldBase, char newBase, const T *ptr)
	Relocates a pointer inside a buffer to the new buffer address.

template<class T , class TFile >
static int32_t	writeToFile (T &obj, TFile &outf, const char *name)
	write a child class object to the file

template<class T , class TFile >
static T *	readFromFile (TFile &inpf, const char *name)
	read a child class object from the file

template<class T >
static std::string	stressTest (T &obj)
	Test the flat object functionality for a child class T.

Public Attributes
int &	binMin

int int &binMax	const { return mCells[getCellID(iphiSlice, iz)]

int iz	const { return mCells[getCellIDPhiBin(iphi, iz)]

int	iz

Protected Member Functions
	GPUd () int getNCells() const

	GPUd () float getDZInv() const

	GPUd () float getDPhiInv() const

	GPUd () int getCellID(int iphi

	GPUd () int getPhiBinID(float phi) const

	GPUd () int getEdgePhiBinOfSlice(int phiBin

	while (slice==phiBin2Slice((phiBin+=dir)))

	ClassDefNV (MatLayerCyl, 1)
	mat.budget per cell

Protected Member Functions inherited from o2::gpu::FlatObject
void	startConstruction ()
	_____________ Construction _________

void	finishConstruction (int32_t flatBufferSize)

void	cloneFromObject (const FlatObject &obj, char *newFlatBufferPtr)

char *	releaseInternalBuffer ()
	_____________ Methods for making the data buffer external __________________________

void	moveBufferTo (char *newBufferPtr)

void	setActualBufferAddress (char *actualFlatBufferPtr)
	_____________ Methods for moving the class with its external buffer to another location __________________________

void	setFutureBufferAddress (char *futureFlatBufferPtr)

	ClassDefNV (FlatObject, 1)
	Pointer to the flat buffer.

Protected Attributes
int dir	const

return phiBin	dir

short	mNZBins
	number of Z bins

short	mNPhiBins
	number of phi bins (logical)

short	mNPhiSlices
	actual number of phi slices

float	mZHalf
	Z half span.

float	mRMin2
	squared min r

float	mRMax2
	squared max r

float	mDZ
	Z slice thickness.

float	mDZInv
	Z slice thickness inverse.

float	mDPhi
	phi slice thickness

float	mDPhiInv
	phi slice thickness inverse

short *	mPhiBin2Slice

float *	mSliceCos
	mapping from analytical phi bin ID to real slice ID

float *	mSliceSin
	cached cos each phi slice

MatCell *	mCells
	cached sin each phi slice

Protected Attributes inherited from o2::gpu::FlatObject
int32_t	mFlatBufferSize = 0
	size of the flat buffer

uint32_t	mConstructionMask = ConstructionState::NotConstructed
	mask for constructed object members, first two bytes are used by this class

char *	mFlatBufferContainer = nullptr

char *	mFlatBufferPtr = nullptr

Additional Inherited Members
Protected Types inherited from o2::gpu::FlatObject
enum	ConstructionState : uint32_t { NotConstructed = 0x0 , Constructed = 0x1 , InProgress = 0x2 }
	GPUCA_GPUCODE. More...

Static Protected Member Functions inherited from o2::gpu::FlatObject
static constexpr size_t	getClassAlignmentBytes ()
	_____________ Memory alignment __________________________

static constexpr size_t	getBufferAlignmentBytes ()
	Gives minimal alignment in bytes required for the flat buffer.

Detailed Description

Definition at line 49 of file MatLayerCyl.h.

Member Enumeration Documentation

◆ RangeStatus

enum o2::base::MatLayerCyl::RangeStatus : short

Enumerator
Below
Within
Above

Definition at line 53 of file MatLayerCyl.h.

Constructor & Destructor Documentation

◆ MatLayerCyl() [1/3]

MatLayerCyl::MatLayerCyl ( )

Definition at line 28 of file MatLayerCyl.cxx.

◆ MatLayerCyl() [2/3]

o2::base::MatLayerCyl::MatLayerCyl ( const MatLayerCyl & src )

delete

◆ ~MatLayerCyl()

o2::base::MatLayerCyl::~MatLayerCyl ( )

default

◆ MatLayerCyl() [3/3]

MatLayerCyl::MatLayerCyl	(	float	rMin,
		float	rMax,
		float	zHalfSpan,
		float	dzMin,
		float	drphiMin
	)

Definition at line 35 of file MatLayerCyl.cxx.

Member Function Documentation

◆ canMergePhiSlices()

bool MatLayerCyl::canMergePhiSlices	(	int	i,
		int	j,
		float	maxRelDiff = `0.05`,
		int	maxDifferent = `1`
	)		const

Definition at line 155 of file MatLayerCyl.cxx.

◆ cellsDiffer()

bool MatLayerCyl::cellsDiffer	(	const MatCell &	cellA,
		const MatCell &	cellB,
		float	maxRelDiff
	)		const

check if the cells content is different within the tolerance

Definition at line 175 of file MatLayerCyl.cxx.

◆ ClassDefNV()

o2::base::MatLayerCyl::ClassDefNV	(	MatLayerCyl	,
		1
	)

protected

mat.budget per cell

◆ estimateFlatBufferSize() [1/2]

std::size_t o2::base::MatLayerCyl::estimateFlatBufferSize ( ) const

inline

Definition at line 140 of file MatLayerCyl.h.

◆ estimateFlatBufferSize() [2/2]

static std::size_t o2::base::MatLayerCyl::estimateFlatBufferSize	(	int	nPhiBins,
		int	nPhiSlices,
		int	nZBins
	)

inlinestatic

Definition at line 144 of file MatLayerCyl.h.

◆ fixPointers()

void MatLayerCyl::fixPointers	(	char *	oldPtr,
		char *	newPtr
	)

Definition at line 326 of file MatLayerCyl.cxx.

◆ flatten()

void MatLayerCyl::flatten ( char * newPtr )

Definition at line 311 of file MatLayerCyl.cxx.

◆ getBufferAlignmentBytes()

static constexpr size_t o2::base::MatLayerCyl::getBufferAlignmentBytes ( )

inlinestaticconstexpr

Gives minimal alignment in bytes required for the flat buffer.

Definition at line 166 of file MatLayerCyl.h.

◆ getClassAlignmentBytes()

static constexpr size_t o2::base::MatLayerCyl::getClassAlignmentBytes ( )

inlinestaticconstexpr

Gives minimal alignment in bytes required for the class object.

Definition at line 164 of file MatLayerCyl.h.

◆ getMeanRMS()

void MatLayerCyl::getMeanRMS	(	MatCell &	mean,
		MatCell &	rms
	)		const

Definition at line 257 of file MatLayerCyl.cxx.

◆ GPUd() [1/32]

o2::base::MatLayerCyl::GPUd ( ) const &

◆ GPUd() [2/32]

o2::base::MatLayerCyl::GPUd ( ) const &

◆ GPUd() [3/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 89 of file MatLayerCyl.h.

◆ GPUd() [4/32]

o2::base::MatLayerCyl::GPUd ( ) const

inlineprotected

Definition at line 174 of file MatLayerCyl.h.

◆ GPUd() [5/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 88 of file MatLayerCyl.h.

◆ GPUd() [6/32]

o2::base::MatLayerCyl::GPUd ( ) const

inlineprotected

Definition at line 173 of file MatLayerCyl.h.

◆ GPUd() [7/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 125 of file MatLayerCyl.h.

◆ GPUd() [8/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 122 of file MatLayerCyl.h.

◆ GPUd() [9/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 77 of file MatLayerCyl.h.

◆ GPUd() [10/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 87 of file MatLayerCyl.h.

◆ GPUd() [11/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 73 of file MatLayerCyl.h.

◆ GPUd() [12/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 86 of file MatLayerCyl.h.

◆ GPUd() [13/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 128 of file MatLayerCyl.h.

◆ GPUd() [14/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 129 of file MatLayerCyl.h.

◆ GPUd() [15/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 115 of file MatLayerCyl.h.

◆ GPUd() [16/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 112 of file MatLayerCyl.h.

◆ GPUd() [17/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 79 of file MatLayerCyl.h.

◆ GPUd() [18/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 78 of file MatLayerCyl.h.

◆ GPUd() [19/32]

o2::base::MatLayerCyl::GPUd ( )

protected

◆ GPUd() [20/32]

o2::base::MatLayerCyl::GPUd ( )

◆ GPUd() [21/32]

o2::base::MatLayerCyl::GPUd ( )

protected

◆ GPUd() [22/32]

o2::base::MatLayerCyl::GPUd ( ) const

inlineprotected

Definition at line 172 of file MatLayerCyl.h.

◆ GPUd() [23/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 82 of file MatLayerCyl.h.

◆ GPUd() [24/32]

o2::base::MatLayerCyl::GPUd ( )

◆ GPUd() [25/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 83 of file MatLayerCyl.h.

◆ GPUd() [26/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 81 of file MatLayerCyl.h.

◆ GPUd() [27/32]

o2::base::MatLayerCyl::GPUd ( ) const

inlineprotected

Definition at line 180 of file MatLayerCyl.h.

◆ GPUd() [28/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 119 of file MatLayerCyl.h.

◆ GPUd() [29/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 105 of file MatLayerCyl.h.

◆ GPUd() [30/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 118 of file MatLayerCyl.h.

◆ GPUd() [31/32]

o2::base::MatLayerCyl::GPUd ( ) &

◆ GPUd() [32/32]

o2::base::MatLayerCyl::GPUd ( ) const

inline

Definition at line 104 of file MatLayerCyl.h.

◆ initSegmentation() [1/2]

void MatLayerCyl::initSegmentation	(	float	rMin,
		float	rMax,
		float	zHalfSpan,
		float	dzMin,
		float	drphiMin
	)

Definition at line 42 of file MatLayerCyl.cxx.

◆ initSegmentation() [2/2]

void MatLayerCyl::initSegmentation	(	float	rMin,
		float	rMax,
		float	zHalfSpan,
		int	nz,
		int	nphi
	)

Definition at line 57 of file MatLayerCyl.cxx.

◆ optimizePhiSlices()

void MatLayerCyl::optimizePhiSlices ( float maxRelDiff = 0.05 )

Definition at line 190 of file MatLayerCyl.cxx.

◆ populateFromTGeo() [1/2]

void MatLayerCyl::populateFromTGeo	(	int	ip,
		int	iz,
		int	ntrPerCell
	)

populate cell with info extracted from TGeometry, using ntrPerCell test tracks per cell

Definition at line 126 of file MatLayerCyl.cxx.

◆ populateFromTGeo() [2/2]

void MatLayerCyl::populateFromTGeo ( int ntrPerCell = 10 )

populate layer with info extracted from TGeometry, using ntrPerCell test tracks per cell

Definition at line 112 of file MatLayerCyl.cxx.

◆ print()

void MatLayerCyl::print ( bool data = false ) const

< print layer data

Definition at line 283 of file MatLayerCyl.cxx.

◆ setFlatPointer()

void o2::base::MatLayerCyl::setFlatPointer ( char * ptr )

inline

Definition at line 154 of file MatLayerCyl.h.

◆ while()

o2::base::MatLayerCyl::while ( slice = = phiBin2Slice((phiBin += dir)) )

inlineprotected

Definition at line 191 of file MatLayerCyl.h.

Member Data Documentation

◆ binMin

int& o2::base::MatLayerCyl::binMin

Definition at line 84 of file MatLayerCyl.h.

◆ const [1/3]

int iz o2::base::MatLayerCyl::const { return mCells[getCellID(iphiSlice, iz)]

Definition at line 84 of file MatLayerCyl.h.

◆ const [2/3]

int iz o2::base::MatLayerCyl::const { return mCells[getCellIDPhiBin(iphi, iz)]

Definition at line 92 of file MatLayerCyl.h.

◆ const [3/3]

int dir o2::base::MatLayerCyl::const

protected

Initial value:

{
    
    auto slice = phiBin2Slice(phiBin)

Definition at line 186 of file MatLayerCyl.h.

◆ dir

return phiBin o2::base::MatLayerCyl::dir

protected

Definition at line 194 of file MatLayerCyl.h.

◆ iz

int o2::base::MatLayerCyl::iz

Initial value:

{

return mCells[getCellIDPhiBin(iphi, iz)]

o2::base::MatLayerCyl::mCells

MatCell * mCells

cached sin each phi slice

Definition MatLayerCyl.h:216

o2::base::MatLayerCyl::iz

int iz

Definition MatLayerCyl.h:97

Definition at line 96 of file MatLayerCyl.h.

◆ mCells

MatCell* o2::base::MatLayerCyl::mCells

protected

cached sin each phi slice

Definition at line 216 of file MatLayerCyl.h.

◆ mDPhi

float o2::base::MatLayerCyl::mDPhi

protected

phi slice thickness

Definition at line 208 of file MatLayerCyl.h.

◆ mDPhiInv

float o2::base::MatLayerCyl::mDPhiInv

protected

phi slice thickness inverse

Definition at line 209 of file MatLayerCyl.h.

◆ mDZ

float o2::base::MatLayerCyl::mDZ

protected

Z slice thickness.

Definition at line 206 of file MatLayerCyl.h.

◆ mDZInv

float o2::base::MatLayerCyl::mDZInv

protected

Z slice thickness inverse.

Definition at line 207 of file MatLayerCyl.h.

◆ mNPhiBins

short o2::base::MatLayerCyl::mNPhiBins

protected

number of phi bins (logical)

Definition at line 200 of file MatLayerCyl.h.

◆ mNPhiSlices

short o2::base::MatLayerCyl::mNPhiSlices

protected

actual number of phi slices

Definition at line 201 of file MatLayerCyl.h.

◆ mNZBins

short o2::base::MatLayerCyl::mNZBins

protected

number of Z bins

Definition at line 199 of file MatLayerCyl.h.

◆ mPhiBin2Slice

short* o2::base::MatLayerCyl::mPhiBin2Slice

protected

Definition at line 211 of file MatLayerCyl.h.

◆ mRMax2

float o2::base::MatLayerCyl::mRMax2

protected

squared max r

Definition at line 205 of file MatLayerCyl.h.

◆ mRMin2

float o2::base::MatLayerCyl::mRMin2

protected

squared min r

Definition at line 204 of file MatLayerCyl.h.

◆ mSliceCos

float* o2::base::MatLayerCyl::mSliceCos

protected

mapping from analytical phi bin ID to real slice ID

Definition at line 213 of file MatLayerCyl.h.

◆ mSliceSin

float* o2::base::MatLayerCyl::mSliceSin

protected

cached cos each phi slice

Definition at line 214 of file MatLayerCyl.h.

◆ mZHalf

float o2::base::MatLayerCyl::mZHalf

protected

Z half span.

Definition at line 203 of file MatLayerCyl.h.

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

/home/runner/work/AliceO2/AliceO2/Detectors/Base/include/DetectorsBase/MatLayerCyl.h
/home/runner/work/AliceO2/AliceO2/Detectors/Base/src/MatLayerCyl.cxx

Public Types

Public Member Functions

Static Public Member Functions

Public Attributes

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ RangeStatus

Constructor & Destructor Documentation

◆ MatLayerCyl() [1/3]

◆ MatLayerCyl() [2/3]

◆ ~MatLayerCyl()

◆ MatLayerCyl() [3/3]

Member Function Documentation

◆ canMergePhiSlices()

◆ cellsDiffer()

◆ ClassDefNV()

◆ estimateFlatBufferSize() [1/2]

◆ estimateFlatBufferSize() [2/2]

◆ fixPointers()

◆ flatten()

◆ getBufferAlignmentBytes()

◆ getClassAlignmentBytes()

◆ getMeanRMS()

◆ GPUd() [1/32]

◆ GPUd() [2/32]

◆ GPUd() [3/32]

◆ GPUd() [4/32]

◆ GPUd() [5/32]

◆ GPUd() [6/32]

◆ GPUd() [7/32]

◆ GPUd() [8/32]

◆ GPUd() [9/32]

◆ GPUd() [10/32]

◆ GPUd() [11/32]

◆ GPUd() [12/32]

◆ GPUd() [13/32]

◆ GPUd() [14/32]

◆ GPUd() [15/32]

◆ GPUd() [16/32]

◆ GPUd() [17/32]

◆ GPUd() [18/32]

◆ GPUd() [19/32]

◆ GPUd() [20/32]

◆ GPUd() [21/32]

◆ GPUd() [22/32]

◆ GPUd() [23/32]

◆ GPUd() [24/32]

◆ GPUd() [25/32]

◆ GPUd() [26/32]

◆ GPUd() [27/32]

◆ GPUd() [28/32]

◆ GPUd() [29/32]

◆ GPUd() [30/32]

◆ GPUd() [31/32]

◆ GPUd() [32/32]

◆ initSegmentation() [1/2]

◆ initSegmentation() [2/2]

◆ optimizePhiSlices()

◆ populateFromTGeo() [1/2]

◆ populateFromTGeo() [2/2]

◆ print()

◆ setFlatPointer()

◆ while()

Member Data Documentation

◆ binMin

◆ const [1/3]

◆ const [2/3]

◆ const [3/3]

◆ dir

◆ iz

◆ mCells

◆ mDPhi

◆ mDPhiInv

◆ mDZ

◆ mDZInv

◆ mNPhiBins

◆ mNPhiSlices