combblas::SpCCols< IT, NT > Class Template Reference

#include <SpCCols.h>

Inheritance diagram for combblas::SpCCols< IT, NT >:

Classes
class	SpColIter
	Iterate over (sparse) columns of the sparse matrix. More...

Public Types
typedef IT	LocalIT
typedef NT	LocalNT

Public Member Functions
	SpCCols ()
	SpCCols (IT size, IT nRow, IT nCol)
	SpCCols (const SpTuples< IT, NT > &rhs, bool transpose)
	SpCCols (const SpDCCols< IT, NT > &rhs)
	SpCCols (const SpCCols< IT, NT > &rhs)
	~SpCCols ()
SpCCols< IT, NT > &	operator= (const SpCCols< IT, NT > &rhs)
SpCCols< IT, NT > &	operator+= (const SpCCols< IT, NT > &rhs)
void	RowSplit (int numsplits)
void	ColSplit (int parts, std::vector< SpCCols< IT, NT > > &matrices)
void	CreateImpl (const std::vector< IT > &essentials)
void	CreateImpl (IT size, IT nRow, IT nCol, std::tuple< IT, IT, NT > *mytuples)
Arr< IT, NT >	GetArrays () const
std::vector< IT >	GetEssentials () const
IT	getnrow () const
IT	getncol () const
IT	getnnz () const
int	getnsplit () const
auto	GetInternal () const
auto	GetInternal (int i) const
SpColIter	begcol ()
SpColIter	endcol ()
SpColIter	begcol (int i)
SpColIter	endcol (int i)
SpColIter::NzIter	begnz (const SpColIter &ccol)
SpColIter::NzIter	endnz (const SpColIter &ccol)
SpColIter::NzIter	begnz (const SpColIter &ccol, int i)
SpColIter::NzIter	endnz (const SpColIter &ccol, int i)
void	PrintInfo () const
Public Member Functions inherited from combblas::SpMat< IT, NT, SpCCols< IT, NT > >
void	Create (const std::vector< IT > &essentials)
void	Create (IT size, IT nRow, IT nCol, std::tuple< IT, IT, NT > *mytuples)
SpMat< IT, NT, SpCCols< IT, NT > >	operator() (const std::vector< IT > &ri, const std::vector< IT > &ci) const
void	SpGEMM (SpMat< IT, NT, SpCCols< IT, NT > > &A, SpMat< IT, NT, SpCCols< IT, NT > > &B, bool isAT, bool isBT)
void	Split (SpMat< IT, NT, SpCCols< IT, NT > > &partA, SpMat< IT, NT, SpCCols< IT, NT > > &partB)
void	Merge (SpMat< IT, NT, SpCCols< IT, NT > > &partA, SpMat< IT, NT, SpCCols< IT, NT > > &partB)
Arr< IT, NT >	GetArrays () const
std::vector< IT >	GetEssentials () const
auto	GetInternal () const
auto	GetInternal (int i) const
int	getnsplit () const
void	Transpose ()
auto	begcol ()
auto	begcol (int i)
auto	endcol ()
auto	endcol (int i)
auto	begnz (const typename X::SpColIter &ccol)
auto	begnz (const typename X::SpColIter &ccol, int i)
auto	endnz (const typename X::SpColIter &ccol)
auto	endnz (const typename X::SpColIter &ccol, int i)
bool	operator== (const SpMat< IT, NT, SpCCols< IT, NT > > &rhs) const
std::ofstream &	put (std::ofstream &outfile) const
std::ifstream &	get (std::ifstream &infile)
bool	isZero () const
IT	getnrow () const
IT	getncol () const
IT	getnnz () const

Static Public Attributes
static const IT	esscount = static_cast<IT>(3)

Friends
template<typename SR , typename IU , typename NU , typename RHS , typename LHS >
void	csc_gespmv_dense (const SpCCols< IU, NU > &A, const RHS *x, LHS *y)
	dense vector (not implemented) More...
template<typename SR , typename IU , typename NUM , typename DER , typename IVT , typename OVT >
int	generic_gespmv_threaded (const SpMat< IU, NUM, DER > &A, const int32_t *indx, const IVT *numx, int32_t nnzx, int32_t *&sendindbuf, OVT *&sendnumbuf, int *&sdispls, int p_c, PreAllocatedSPA< OVT > &SPA)

Detailed Description

template<class IT, class NT>
class combblas::SpCCols< IT, NT >

Definition at line 41 of file SpCCols.h.

Member Typedef Documentation

LocalIT

template<class IT, class NT>

typedef IT combblas::SpCCols< IT, NT >::LocalIT

Definition at line 44 of file SpCCols.h.

LocalNT

template<class IT, class NT>

typedef NT combblas::SpCCols< IT, NT >::LocalNT

Definition at line 45 of file SpCCols.h.

Constructor & Destructor Documentation

SpCCols() [1/5]

template<class IT , class NT >

combblas::SpCCols< IT, NT >::SpCCols

(

)

Definition at line 50 of file SpCCols.cpp.

SpCCols() [2/5]

template<class IT , class NT >

combblas::SpCCols< IT, NT >::SpCCols	(	IT	size,
		IT	nRow,
		IT	nCol
	)

Definition at line 55 of file SpCCols.cpp.

SpCCols() [3/5]

template<class IT , class NT >

combblas::SpCCols< IT, NT >::SpCCols	(	const SpTuples< IT, NT > &	rhs,
		bool	transpose
	)

Constructor for converting SpTuples matrix -> SpCCols

Parameters

[in]

rhs

if transpose=true, then rhs is assumed to be a row sorted SpTuples object else rhs is assumed to be a column sorted SpTuples object

Definition at line 109 of file SpCCols.cpp.

SpCCols() [4/5]

template<class IT, class NT>

combblas::SpCCols< IT, NT >::SpCCols ( const SpDCCols< IT, NT > &  rhs )

inline

Definition at line 51 of file SpCCols.h.

SpCCols() [5/5]

template<class IT , class NT >

combblas::SpCCols< IT, NT >::SpCCols

(

const SpCCols< IT, NT > &

rhs

)

Definition at line 88 of file SpCCols.cpp.

~SpCCols()

template<class IT , class NT >

combblas::SpCCols< IT, NT >::~SpCCols

(

)

Definition at line 65 of file SpCCols.cpp.

Member Function Documentation

begcol() [1/2]

template<class IT, class NT>

SpColIter combblas::SpCCols< IT, NT >::begcol ( )

inline

Definition at line 162 of file SpCCols.h.

begcol() [2/2]

template<class IT, class NT>

SpColIter combblas::SpCCols< IT, NT >::begcol ( int  i )

inline

Definition at line 177 of file SpCCols.h.

begnz() [1/2]

template<class IT, class NT>

SpColIter::NzIter combblas::SpCCols< IT, NT >::begnz ( const SpColIter &  ccol )

inline

Parameters

ccol	Return the beginning iterator for the nonzeros of the current column

Definition at line 193 of file SpCCols.h.

begnz() [2/2]

template<class IT, class NT>

SpColIter::NzIter combblas::SpCCols< IT, NT >::begnz ( const SpColIter &  ccol, int  i  )

inline

Parameters

i	multithreaded version

Definition at line 203 of file SpCCols.h.

ColSplit()

template<class IT, class NT>

void combblas::SpCCols< IT, NT >::ColSplit	(	int	parts,
		std::vector< SpCCols< IT, NT > > &	matrices
	)

Attention

Destroys calling object (*this)

CreateImpl() [1/2]

template<class IT, class NT>

void combblas::SpCCols< IT, NT >::CreateImpl

(

const std::vector< IT > &

essentials

)

CreateImpl() [2/2]

template<class IT, class NT>

void combblas::SpCCols< IT, NT >::CreateImpl	(	IT	size,
		IT	nRow,
		IT	nCol,
		std::tuple< IT, IT, NT > *	mytuples
	)

endcol() [1/2]

template<class IT, class NT>

SpColIter combblas::SpCCols< IT, NT >::endcol ( )

inline

Definition at line 169 of file SpCCols.h.

endcol() [2/2]

template<class IT, class NT>

SpColIter combblas::SpCCols< IT, NT >::endcol ( int  i )

inline

Definition at line 184 of file SpCCols.h.

endnz() [1/2]

template<class IT, class NT>

SpColIter::NzIter combblas::SpCCols< IT, NT >::endnz ( const SpColIter &  ccol )

inline

Parameters

ccol	Return the ending iterator for the nonzeros of the current column

Definition at line 198 of file SpCCols.h.

endnz() [2/2]

template<class IT, class NT>

SpColIter::NzIter combblas::SpCCols< IT, NT >::endnz ( const SpColIter &  ccol, int  i  )

inline

Parameters

i	multithreaded version

Definition at line 208 of file SpCCols.h.

GetArrays()

template<class IT, class NT>

Arr<IT,NT> combblas::SpCCols< IT, NT >::GetArrays

(

)

const

GetEssentials()

template<class IT, class NT>

std::vector<IT> combblas::SpCCols< IT, NT >::GetEssentials

(

)

const

GetInternal() [1/2]

template<class IT, class NT>

auto combblas::SpCCols< IT, NT >::GetInternal ( ) const

inline

Definition at line 81 of file SpCCols.h.

GetInternal() [2/2]

template<class IT, class NT>

auto combblas::SpCCols< IT, NT >::GetInternal ( int  i ) const

inline

Definition at line 82 of file SpCCols.h.

getncol()

template<class IT, class NT>

IT combblas::SpCCols< IT, NT >::getncol ( ) const

inline

Definition at line 76 of file SpCCols.h.

getnnz()

template<class IT, class NT>

IT combblas::SpCCols< IT, NT >::getnnz ( ) const

inline

Definition at line 77 of file SpCCols.h.

getnrow()

template<class IT, class NT>

IT combblas::SpCCols< IT, NT >::getnrow ( ) const

inline

Definition at line 75 of file SpCCols.h.

getnsplit()

template<class IT, class NT>

int combblas::SpCCols< IT, NT >::getnsplit ( ) const

inline

Definition at line 78 of file SpCCols.h.

operator+=()

template<class IT, class NT>

SpCCols<IT,NT>& combblas::SpCCols< IT, NT >::operator+=

(

const SpCCols< IT, NT > &

rhs

)

operator=()

template<class IT , class NT >

SpCCols< IT, NT > & combblas::SpCCols< IT, NT >::operator=

(

const SpCCols< IT, NT > &

rhs

)

The assignment operator operates on an existing object The assignment operator is the only operator that is not inherited. But there is no need to call base's assigment operator as it has no data members

Definition at line 206 of file SpCCols.cpp.

PrintInfo()

template<class IT , class NT >

void combblas::SpCCols< IT, NT >::PrintInfo

(

)

const

Definition at line 291 of file SpCCols.cpp.

RowSplit()

template<class IT , class NT >

void combblas::SpCCols< IT, NT >::RowSplit

(

int

numsplits

)

Definition at line 236 of file SpCCols.cpp.

Friends And Related Function Documentation

csc_gespmv_dense

template<class IT, class NT>

template<typename SR , typename IU , typename NU , typename RHS , typename LHS >

void csc_gespmv_dense ( const SpCCols< IU, NU > &  A, const RHS *  x, LHS *  y  )

friend

dense vector (not implemented)

generic_gespmv_threaded

template<class IT, class NT>

template<typename SR , typename IU , typename NUM , typename DER , typename IVT , typename OVT >

int generic_gespmv_threaded ( const SpMat< IU, NUM, DER > &  A, const int32_t *  indx, const IVT *  numx, int32_t  nnzx, int32_t *&  sendindbuf, OVT *&  sendnumbuf, int *&  sdispls, int  p_c, PreAllocatedSPA< OVT > &  SPA  )

friend

Multithreaded SpMV with sparse vector the assembly of outgoing buffers sendindbuf/sendnumbuf are done here

Definition at line 139 of file Friends.h.

Member Data Documentation

csc

template<class IT, class NT>

Csc<IT, NT>* combblas::SpCCols< IT, NT >::csc

Definition at line 221 of file SpCCols.h.

cscarr

template<class IT, class NT>

Csc<IT, NT>** combblas::SpCCols< IT, NT >::cscarr

Definition at line 222 of file SpCCols.h.

esscount

template<class IT, class NT>

const IT combblas::SpCCols< IT, NT >::esscount = static_cast<IT>(3)

static

Definition at line 73 of file SpCCols.h.

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

• include/CombBLAS/SpCCols.h
• include/CombBLAS/SpCCols.cpp