o2::base::MatLayerCyl Class Reference

#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, MatbudGeomBackend backend=MatbudGeomBackend::ROOT)
void	populateFromTGeo (int ip, int iz, int ntrPerCell, TGeoNavigator *nav=nullptr, MatbudGeomBackend backend=MatbudGeomBackend::ROOT)
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
MatCell &	getCellPhiBin (int iphi, int iz)
void	scale (float factor, bool _x2x0=true, bool _rho=true)
	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
template<typename T >
T *	resizeArray (T *&ptr, int32_t oldSize, int32_t newSize, T *newPtr=nullptr)
template<typename T >
T **	resizeArray (T **&ptr, int32_t oldSize, int32_t newSize, T **newPtr=nullptr)
void	destroy ()
	_______________ Utilities _______________________________________________
	GPUdi () size_t getFlatBufferSize() const
	Gives size of the flat buffer.
	GPUdi () 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 constexpr 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)]

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

Detailed Description

Definition at line 54 of file MatLayerCyl.h.

Member Enumeration Documentation

RangeStatus

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

Enumerator
Below
Within
Above

Definition at line 58 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 164 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 184 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 147 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 151 of file MatLayerCyl.h.

fixPointers()

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

Definition at line 350 of file MatLayerCyl.cxx.

flatten()

void MatLayerCyl::flatten

(

char *

newPtr

)

Definition at line 320 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 173 of file MatLayerCyl.h.

getCellPhiBin()

MatCell & o2::base::MatLayerCyl::getCellPhiBin ( int  iphi, int  iz  )

inline

Definition at line 101 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 171 of file MatLayerCyl.h.

getMeanRMS()

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

Definition at line 266 of file MatLayerCyl.cxx.

GPUd() [1/31]

o2::base::MatLayerCyl::GPUd

(

)

const &

GPUd() [2/31]

o2::base::MatLayerCyl::GPUd

(

)

const &

GPUd() [3/31]

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

inline

Definition at line 94 of file MatLayerCyl.h.

GPUd() [4/31]

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

inlineprotected

Definition at line 181 of file MatLayerCyl.h.

GPUd() [5/31]

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

inline

Definition at line 93 of file MatLayerCyl.h.

GPUd() [6/31]

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

inlineprotected

Definition at line 180 of file MatLayerCyl.h.

GPUd() [7/31]

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

inline

Definition at line 132 of file MatLayerCyl.h.

GPUd() [8/31]

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

inline

Definition at line 129 of file MatLayerCyl.h.

GPUd() [9/31]

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

inline

Definition at line 82 of file MatLayerCyl.h.

GPUd() [10/31]

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

inline

Definition at line 92 of file MatLayerCyl.h.

GPUd() [11/31]

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

inline

Definition at line 78 of file MatLayerCyl.h.

GPUd() [12/31]

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

inline

Definition at line 91 of file MatLayerCyl.h.

GPUd() [13/31]

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

inline

Definition at line 135 of file MatLayerCyl.h.

GPUd() [14/31]

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

inline

Definition at line 136 of file MatLayerCyl.h.

GPUd() [15/31]

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

inline

Definition at line 122 of file MatLayerCyl.h.

GPUd() [16/31]

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

inline

Definition at line 119 of file MatLayerCyl.h.

GPUd() [17/31]

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

inline

Definition at line 84 of file MatLayerCyl.h.

GPUd() [18/31]

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

inline

Definition at line 83 of file MatLayerCyl.h.

GPUd() [19/31]

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

protected

GPUd() [20/31]

o2::base::MatLayerCyl::GPUd

(

)

GPUd() [21/31]

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

protected

GPUd() [22/31]

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

inlineprotected

Definition at line 179 of file MatLayerCyl.h.

GPUd() [23/31]

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

inline

Definition at line 87 of file MatLayerCyl.h.

GPUd() [24/31]

o2::base::MatLayerCyl::GPUd

(

)

GPUd() [25/31]

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

inline

Definition at line 88 of file MatLayerCyl.h.

GPUd() [26/31]

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

inline

Definition at line 86 of file MatLayerCyl.h.

GPUd() [27/31]

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

inlineprotected

Definition at line 187 of file MatLayerCyl.h.

GPUd() [28/31]

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

inline

Definition at line 126 of file MatLayerCyl.h.

GPUd() [29/31]

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

inline

Definition at line 112 of file MatLayerCyl.h.

GPUd() [30/31]

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

inline

Definition at line 125 of file MatLayerCyl.h.

GPUd() [31/31]

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

inline

Definition at line 111 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 199 of file MatLayerCyl.cxx.

populateFromTGeo() [1/2]

void MatLayerCyl::populateFromTGeo	(	int	ip,
		int	iz,
		int	ntrPerCell,
		TGeoNavigator *	nav = nullptr,
		MatbudGeomBackend	backend = MatbudGeomBackend::ROOT
	)

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,
		MatbudGeomBackend	backend = MatbudGeomBackend::ROOT
	)

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 292 of file MatLayerCyl.cxx.

scale()

void MatLayerCyl::scale	(	float	factor,
		bool	_x2x0 = true,
		bool	_rho = true
	)

Definition at line 332 of file MatLayerCyl.cxx.

setFlatPointer()

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

inline

Definition at line 161 of file MatLayerCyl.h.

while()

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

inlineprotected

Definition at line 198 of file MatLayerCyl.h.

Member Data Documentation

binMin

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

Definition at line 89 of file MatLayerCyl.h.

const [1/3]

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

Definition at line 89 of file MatLayerCyl.h.

const [2/3]

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

Definition at line 97 of file MatLayerCyl.h.

const [3/3]

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

protected

Initial value:

{
    
    
    auto slice = phiBin2Slice(phiBin)

Definition at line 193 of file MatLayerCyl.h.

dir

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

protected

Definition at line 201 of file MatLayerCyl.h.

mCells

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

protected

cached sin each phi slice

Definition at line 223 of file MatLayerCyl.h.

mDPhi

float o2::base::MatLayerCyl::mDPhi

protected

phi slice thickness

Definition at line 215 of file MatLayerCyl.h.

mDPhiInv

float o2::base::MatLayerCyl::mDPhiInv

protected

phi slice thickness inverse

Definition at line 216 of file MatLayerCyl.h.

mDZ

float o2::base::MatLayerCyl::mDZ

protected

Z slice thickness.

Definition at line 213 of file MatLayerCyl.h.

mDZInv

float o2::base::MatLayerCyl::mDZInv

protected

Z slice thickness inverse.

Definition at line 214 of file MatLayerCyl.h.

mNPhiBins

short o2::base::MatLayerCyl::mNPhiBins

protected

number of phi bins (logical)

Definition at line 207 of file MatLayerCyl.h.

mNPhiSlices

short o2::base::MatLayerCyl::mNPhiSlices

protected

actual number of phi slices

Definition at line 208 of file MatLayerCyl.h.

mNZBins

short o2::base::MatLayerCyl::mNZBins

protected

number of Z bins

Definition at line 206 of file MatLayerCyl.h.

mPhiBin2Slice

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

protected

Definition at line 218 of file MatLayerCyl.h.

mRMax2

float o2::base::MatLayerCyl::mRMax2

protected

squared max r

Definition at line 212 of file MatLayerCyl.h.

mRMin2

float o2::base::MatLayerCyl::mRMin2

protected

squared min r

Definition at line 211 of file MatLayerCyl.h.

mSliceCos

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

protected

mapping from analytical phi bin ID to real slice ID

Definition at line 220 of file MatLayerCyl.h.

mSliceSin

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

protected

cached cos each phi slice

Definition at line 221 of file MatLayerCyl.h.

mZHalf

float o2::base::MatLayerCyl::mZHalf

protected

Z half span.

Definition at line 210 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