SparsePattern Class Reference

A way to store sparse matrix patterns. More...

#include <sparse_pattern.h>

Classes
struct	Column
struct	Interval
	ranges are upper-exclusive: involve i: lo <= i < hi. More...

Public Types
typedef std::vector< Interval >	IntervalList

Public Member Functions
	SparsePattern (const BasisInfoStruct &bis_)
	~SparsePattern ()
void	add (int nRanges, const int(*range)[2])
	marks specified ranges as used. More...
void	save (FILE *f) const
	Save itself to the specified stream. More...
void	load (FILE *f)
	Load itself from the specified stream. More...
const Column &	operator[] (int column) const
int	getColumnSize (int col) const
	returns the number of stored elements for specified column. More...
int	size () const
	Returns the dimension of the pattern. More...
int	sizeTotal () const
	returns the total number of nonzero elements. More...

Private Attributes
const BasisInfoStruct &	bis
Column *	ranges

Detailed Description

A way to store sparse matrix patterns.

Member Typedef Documentation

typedef std::vector<Interval> SparsePattern::IntervalList

Constructor & Destructor Documentation

SparsePattern::SparsePattern ( const BasisInfoStruct &  bis_ )

inlineexplicit

SparsePattern::~SparsePattern ( )

inline

Member Function Documentation

void SparsePattern::add	(	int	nRanges,
		const int(*)	range[2]
	)

marks specified ranges as used.

References SparsePattern::Column::addInterval(), SparsePattern::Column::addIntervals(), bis, ergoShellsToOrbs(), and ranges.

int SparsePattern::getColumnSize ( int  col ) const

inline

returns the number of stored elements for specified column.

References SparsePattern::Column::size().

Referenced by load(), save(), sizeTotal(), and SparseMatrix::SparseMatrix().

void SparsePattern::load

(

FILE *

f

)

Load itself from the specified stream.

References bis, getColumnSize(), SparsePattern::Column::list, BasisInfoStruct::noOfBasisFuncs, and ranges.

const Column& SparsePattern::operator[] ( int  column ) const

inline

void SparsePattern::save

(

FILE *

f

)

const

Save itself to the specified stream.

References bis, do_output(), getColumnSize(), SparsePattern::Column::list, LOG_AREA_DFT, LOG_CAT_INFO, BasisInfoStruct::noOfBasisFuncs, and ranges.

int SparsePattern::size ( ) const

inline

Returns the dimension of the pattern.

Auxiliary function.

References BasisInfoStruct::noOfBasisFuncs.

Referenced by SparseMatrix::createOffsets().

int SparsePattern::sizeTotal

(

)

const

returns the total number of nonzero elements.

References bis, getColumnSize(), and BasisInfoStruct::noOfBasisFuncs.

Member Data Documentation

const BasisInfoStruct& SparsePattern::bis

private

Referenced by add(), load(), save(), and sizeTotal().

Column* SparsePattern::ranges

private

Referenced by add(), load(), and save().

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

• source/dft/sparse_pattern.h
• source/dft/sparse_pattern.cc