AbcMatrix2 Class Reference

#include <AbcMatrix.hpp>

List of all members.

Public Member Functions
Useful methods
void	transposeTimes (const AbcSimplex *model, const CoinPackedMatrix *rowCopy, const CoinIndexedVector &x, CoinIndexedVector &spareArray, CoinIndexedVector &z) const
	Return x * -1 * A in z.
bool	usefulInfo () const
	Returns true if copy has useful information.
Constructors, destructor
	AbcMatrix2 ()
	Default constructor.
	AbcMatrix2 (AbcSimplex *model, const CoinPackedMatrix *rowCopy)
	Constructor from copy.
	~AbcMatrix2 ()
	Destructor.
Copy method
	AbcMatrix2 (const AbcMatrix2 &)
	The copy constructor.
AbcMatrix2 &	operator= (const AbcMatrix2 &)
	The copy constructor.
Protected Attributes
Data members
The data members are protected to allow access for derived classes.
int	numberBlocks_
	Number of blocks.
int	numberRows_
	Number of rows.
int *	offset_
	Column offset for each block (plus one at end).
unsigned short *	count_
	Counts of elements in each part of row.
CoinBigIndex *	rowStart_
	Row starts.
unsigned short *	column_
	columns within block
double *	work_
	work arrays

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Detailed Description

Definition at line 495 of file AbcMatrix.hpp.

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Constructor & Destructor Documentation

AbcMatrix2::AbcMatrix2

(

)

Default constructor.

AbcMatrix2::AbcMatrix2	(	AbcSimplex *	model,
		const CoinPackedMatrix *	rowCopy
	)

Constructor from copy.

AbcMatrix2::~AbcMatrix2

(

)

Destructor.

AbcMatrix2::AbcMatrix2

(

const AbcMatrix2 &

)

The copy constructor.

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Member Function Documentation

void AbcMatrix2::transposeTimes	(	const AbcSimplex *	model,
		const CoinPackedMatrix *	rowCopy,
		const CoinIndexedVector &	x,
		CoinIndexedVector &	spareArray,
		CoinIndexedVector &	z
	)			const

Return x * -1 * A in z.

Note - x packed and z will be packed mode Squashes small elements and knows about AbcSimplex

bool AbcMatrix2::usefulInfo

(

)

const [inline]

Returns true if copy has useful information.

Definition at line 509 of file AbcMatrix.hpp.

References rowStart_.

AbcMatrix2& AbcMatrix2::operator=

(

const AbcMatrix2 &

)

The copy constructor.

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Member Data Documentation

int AbcMatrix2::numberBlocks_ [protected]

Number of blocks.

Definition at line 538 of file AbcMatrix.hpp.

int AbcMatrix2::numberRows_ [protected]

Number of rows.

Definition at line 540 of file AbcMatrix.hpp.

int* AbcMatrix2::offset_ [protected]

Column offset for each block (plus one at end).

Definition at line 542 of file AbcMatrix.hpp.

unsigned short* AbcMatrix2::count_ [mutable, protected]

Counts of elements in each part of row.

Definition at line 544 of file AbcMatrix.hpp.

CoinBigIndex* AbcMatrix2::rowStart_ [mutable, protected]

Row starts.

Definition at line 546 of file AbcMatrix.hpp.

Referenced by usefulInfo().

unsigned short* AbcMatrix2::column_ [protected]

columns within block

Definition at line 548 of file AbcMatrix.hpp.

double* AbcMatrix2::work_ [protected]

work arrays

Definition at line 550 of file AbcMatrix.hpp.

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

• /home/coin/svn-release/Bcp-1.3.8/Clp/src/AbcMatrix.hpp