Symmetric Matrix Class. More...

#include <SymBDMatrix.h>

Public Types
enum	{ kDecomposedBit = 0x1 }

Public Member Functions
	SymBDMatrix ()
	def. c-tor

	SymBDMatrix (Int_t size, Int_t w=0)
	c-tor for given size

	SymBDMatrix (const SymBDMatrix &mat)
	copy c-tor

	~SymBDMatrix () override
	d-tor

Int_t	GetBandHWidth () const

Int_t	GetNElemsStored () const

void	Clear (Option_t *option="") override
	clear dynamic part

void	Reset () override
	set all elems to 0

Float_t	GetDensity () const override
	get fraction of non-zero elements

SymBDMatrix &	operator= (const SymBDMatrix &src)
	assignment operator

Double_t	operator() (Int_t rown, Int_t coln) const override

Double_t &	operator() (Int_t rown, Int_t coln) override

Double_t	operator() (Int_t rown) const

Double_t &	operator() (Int_t rown)

Double_t	DiagElem (Int_t r) const override

Double_t &	DiagElem (Int_t r) override

void	DecomposeLDLT ()
	decomposition to L Diag L^T

void	Solve (Double_t *rhs)
	solve matrix equation

void	Solve (const Double_t rhs, Double_t sol)
	solve matrix equation

void	Solve (TVectorD &rhs)

void	Solve (const TVectorD &rhs, TVectorD &sol)

void	Print (Option_t *option="") const override
	print data

void	SetDecomposed (Bool_t v=kTRUE)

Bool_t	IsDecomposed () const

void	MultiplyByVec (const Double_t vecIn, Double_t vecOut) const override
	fill vecOut by matrix*vecIn

void	MultiplyByVec (const TVectorD &vecIn, TVectorD &vecOut) const override

void	AddToRow (Int_t r, Double_t valc, Int_t indc, Int_t n) override
	add list of elements to row r

virtual Int_t	GetIndex (Int_t row, Int_t col) const

virtual Int_t	GetIndex (Int_t diagID) const
	Get index of the diagonal element on row diagID.

Double_t	GetEl (Int_t row, Int_t col) const

void	SetEl (Int_t row, Int_t col, Double_t val)

Public Member Functions inherited from o2::fwdalign::MatrixSq
	MatrixSq ()

	MatrixSq (const MatrixSq &src)

	~MatrixSq () override=default

MatrixSq &	operator= (const MatrixSq &src)
	= operator

virtual Int_t	GetSize () const

virtual Double_t	Query (Int_t rown, Int_t coln) const

virtual Double_t	QueryDiag (Int_t rc) const

virtual void	PrintCOO () const
	print matrix in COO sparse format

Bool_t	IsSymmetric () const override

void	SetSymmetric (Bool_t v=kTRUE)

const Double_t *	GetMatrixArray () const override

Double_t *	GetMatrixArray () override

const Int_t *	GetRowIndexArray () const override

Int_t *	GetRowIndexArray () override

const Int_t *	GetColIndexArray () const override

Int_t *	GetColIndexArray () override

TMatrixDBase &	SetRowIndexArray (Int_t *) override

TMatrixDBase &	SetColIndexArray (Int_t *) override

TMatrixDBase &	GetSub (Int_t, Int_t, Int_t, Int_t, TMatrixDBase &, Option_t *) const override

TMatrixDBase &	SetSub (Int_t, Int_t, const TMatrixDBase &) override

TMatrixDBase &	ResizeTo (Int_t, Int_t, Int_t) override

TMatrixDBase &	ResizeTo (Int_t, Int_t, Int_t, Int_t, Int_t) override

virtual void	Allocate (Int_t, Int_t, Int_t, Int_t, Int_t, Int_t)

Protected Member Functions
	ClassDefOverride (SymBDMatrix, 0)

Protected Member Functions inherited from o2::fwdalign::MatrixSq
void	Swap (int &r, int &c) const

	ClassDefOverride (MatrixSq, 1)

Protected Attributes
Double_t *	fElems
	Elements booked by constructor.

Protected Attributes inherited from o2::fwdalign::MatrixSq
Bool_t	fSymmetric
	is the matrix symmetric? Only lower triangle is filled

Additional Inherited Members
Static Public Member Functions inherited from o2::fwdalign::MatrixSq
static Bool_t	IsZero (Double_t x, Double_t thresh=1e-64)

Detailed Description

Symmetric Matrix Class.

Only lower triangle is stored in the "profile" format

Definition at line 32 of file SymBDMatrix.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
kDecomposedBit

Definition at line 36 of file SymBDMatrix.h.

Constructor & Destructor Documentation

◆ SymBDMatrix() [1/3]

SymBDMatrix::SymBDMatrix ( )

def. c-tor

Definition at line 25 of file SymBDMatrix.cxx.

◆ SymBDMatrix() [2/3]

SymBDMatrix::SymBDMatrix	(	Int_t	size,
		Int_t	w = `0`
	)

c-tor for given size

Definition at line 32 of file SymBDMatrix.cxx.

◆ SymBDMatrix() [3/3]

SymBDMatrix::SymBDMatrix ( const SymBDMatrix & mat )

copy c-tor

Definition at line 54 of file SymBDMatrix.cxx.

◆ ~SymBDMatrix()

SymBDMatrix::~SymBDMatrix ( )

override

d-tor

Definition at line 69 of file SymBDMatrix.cxx.

Member Function Documentation

◆ AddToRow()

void SymBDMatrix::AddToRow	(	Int_t	r,
		Double_t *	valc,
		Int_t *	indc,
		Int_t	n
	)

overridevirtual

add list of elements to row r

Implements o2::fwdalign::MatrixSq.

Definition at line 186 of file SymBDMatrix.cxx.

◆ ClassDefOverride()

o2::fwdalign::SymBDMatrix::ClassDefOverride	(	SymBDMatrix	,
		0
	)

protected

◆ Clear()

void SymBDMatrix::Clear ( Option_t * option = "" )

overridevirtual

clear dynamic part

Implements o2::fwdalign::MatrixSq.

Definition at line 97 of file SymBDMatrix.cxx.

◆ DecomposeLDLT()

void SymBDMatrix::DecomposeLDLT ( )

decomposition to L Diag L^T

Definition at line 194 of file SymBDMatrix.cxx.

◆ DiagElem() [1/2]

Double_t o2::fwdalign::SymBDMatrix::DiagElem ( Int_t r ) const

inlineoverridevirtual

Implements o2::fwdalign::MatrixSq.

Definition at line 70 of file SymBDMatrix.h.

◆ DiagElem() [2/2]

Double_t & o2::fwdalign::SymBDMatrix::DiagElem ( Int_t r )

inlineoverridevirtual

Implements o2::fwdalign::MatrixSq.

Definition at line 71 of file SymBDMatrix.h.

◆ GetBandHWidth()

Int_t o2::fwdalign::SymBDMatrix::GetBandHWidth ( ) const

inline

Definition at line 50 of file SymBDMatrix.h.

◆ GetDensity()

Float_t SymBDMatrix::GetDensity ( ) const

overridevirtual

get fraction of non-zero elements

Implements o2::fwdalign::MatrixSq.

Definition at line 107 of file SymBDMatrix.cxx.

◆ GetEl()

Double_t o2::fwdalign::SymBDMatrix::GetEl	(	Int_t	row,
		Int_t	col
	)		const

inline

Definition at line 103 of file SymBDMatrix.h.

◆ GetIndex() [1/2]

Int_t o2::fwdalign::SymBDMatrix::GetIndex ( Int_t diagID ) const

inlinevirtual

Get index of the diagonal element on row diagID.

Definition at line 128 of file SymBDMatrix.h.

◆ GetIndex() [2/2]

Int_t o2::fwdalign::SymBDMatrix::GetIndex	(	Int_t	row,
		Int_t	col
	)		const

inlinevirtual

Definition at line 113 of file SymBDMatrix.h.

◆ GetNElemsStored()

Int_t o2::fwdalign::SymBDMatrix::GetNElemsStored ( ) const

inline

Definition at line 51 of file SymBDMatrix.h.

◆ IsDecomposed()

Bool_t o2::fwdalign::SymBDMatrix::IsDecomposed ( ) const

inline

Definition at line 89 of file SymBDMatrix.h.

◆ MultiplyByVec() [1/2]

void SymBDMatrix::MultiplyByVec	(	const Double_t *	vecIn,
		Double_t *	vecOut
	)		const

overridevirtual

fill vecOut by matrix*vecIn

vector should be of the same size as the matrix

Reimplemented from o2::fwdalign::MatrixSq.

Definition at line 144 of file SymBDMatrix.cxx.

◆ MultiplyByVec() [2/2]

void o2::fwdalign::SymBDMatrix::MultiplyByVec	(	const TVectorD &	vecIn,
		TVectorD &	vecOut
	)		const

inlineoverridevirtual

Reimplemented from o2::fwdalign::MatrixSq.

Definition at line 168 of file SymBDMatrix.h.

◆ operator()() [1/4]

Double_t & o2::fwdalign::SymBDMatrix::operator() ( Int_t rown )

inline

Definition at line 161 of file SymBDMatrix.h.

◆ operator()() [2/4]

Double_t o2::fwdalign::SymBDMatrix::operator() ( Int_t rown ) const

inline

Definition at line 154 of file SymBDMatrix.h.

◆ operator()() [3/4]

Double_t o2::fwdalign::SymBDMatrix::operator()	(	Int_t	rown,
		Int_t	coln
	)		const

inlineoverridevirtual

Implements o2::fwdalign::MatrixSq.

Definition at line 134 of file SymBDMatrix.h.

◆ operator()() [4/4]

Double_t & o2::fwdalign::SymBDMatrix::operator()	(	Int_t	rown,
		Int_t	coln
	)

inlineoverridevirtual

Implements o2::fwdalign::MatrixSq.

Definition at line 142 of file SymBDMatrix.h.

◆ operator=()

SymBDMatrix & SymBDMatrix::operator= ( const SymBDMatrix & src )

assignment operator

Definition at line 75 of file SymBDMatrix.cxx.

◆ Print()

void SymBDMatrix::Print ( Option_t * option = "" ) const

overridevirtual

print data

Implements o2::fwdalign::MatrixSq.

Definition at line 122 of file SymBDMatrix.cxx.

◆ Reset()

void SymBDMatrix::Reset ( )

overridevirtual

set all elems to 0

Implements o2::fwdalign::MatrixSq.

Definition at line 177 of file SymBDMatrix.cxx.

◆ SetDecomposed()

void o2::fwdalign::SymBDMatrix::SetDecomposed ( Bool_t v = kTRUE )

inline

Definition at line 88 of file SymBDMatrix.h.

◆ SetEl()

void o2::fwdalign::SymBDMatrix::SetEl	(	Int_t	row,
		Int_t	col,
		Double_t	val
	)

inline

Definition at line 104 of file SymBDMatrix.h.

◆ Solve() [1/4]

void SymBDMatrix::Solve	(	const Double_t *	rhs,
		Double_t *	sol
	)

solve matrix equation

Definition at line 297 of file SymBDMatrix.cxx.

◆ Solve() [2/4]

void o2::fwdalign::SymBDMatrix::Solve	(	const TVectorD &	rhs,
		TVectorD &	sol
	)

inline

Definition at line 83 of file SymBDMatrix.h.

◆ Solve() [3/4]

void SymBDMatrix::Solve ( Double_t * rhs )

solve matrix equation

Definition at line 273 of file SymBDMatrix.cxx.

◆ Solve() [4/4]

void o2::fwdalign::SymBDMatrix::Solve ( TVectorD & rhs )

inline

Definition at line 82 of file SymBDMatrix.h.

Member Data Documentation

◆ fElems

Double_t* o2::fwdalign::SymBDMatrix::fElems

protected

Elements booked by constructor.

Definition at line 107 of file SymBDMatrix.h.

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

/home/runner/work/AliceO2/AliceO2/Detectors/ForwardAlign/include/ForwardAlign/SymBDMatrix.h
/home/runner/work/AliceO2/AliceO2/Detectors/ForwardAlign/src/SymBDMatrix.cxx

Public Types

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

Constructor & Destructor Documentation

◆ SymBDMatrix() [1/3]

◆ SymBDMatrix() [2/3]

◆ SymBDMatrix() [3/3]

◆ ~SymBDMatrix()

Member Function Documentation

◆ AddToRow()

◆ ClassDefOverride()

◆ Clear()

◆ DecomposeLDLT()

◆ DiagElem() [1/2]

◆ DiagElem() [2/2]

◆ GetBandHWidth()

◆ GetDensity()

◆ GetEl()

◆ GetIndex() [1/2]

◆ GetIndex() [2/2]

◆ GetNElemsStored()

◆ IsDecomposed()

◆ MultiplyByVec() [1/2]

◆ MultiplyByVec() [2/2]

◆ operator()() [1/4]

◆ operator()() [2/4]

◆ operator()() [3/4]

◆ operator()() [4/4]

◆ operator=()

◆ Print()

◆ Reset()

◆ SetDecomposed()

◆ SetEl()

◆ Solve() [1/4]

◆ Solve() [2/4]

◆ Solve() [3/4]

◆ Solve() [4/4]

Member Data Documentation

◆ fElems