ClpPackedMatrix3 Class Reference

#include <ClpPackedMatrix.hpp>

Collaboration diagram for ClpPackedMatrix3:

Public Member Functions
Useful methods
void	transposeTimes (const ClpSimplex *model, const double *pi, CoinIndexedVector *output) const
	Return x * -1 * A in z. More...
void	transposeTimes (const ClpSimplex *model, const double *pi, CoinIndexedVector *output, CoinIndexedVector *candidate, const CoinIndexedVector *rowArray) const
	This version does dualColumn0 Updates two arrays for steepest. More...
void	transposeTimes2 (const ClpSimplex *model, const double *pi, CoinIndexedVector *dj1, const double *piWeight, double *COIN_RESTRICT infeas, double *COIN_RESTRICT reducedCost, double referenceIn, double devex, unsigned int *reference, double *weights, double scaleFactor)
Constructors, destructor
	ClpPackedMatrix3 ()
	Default constructor. More...
	ClpPackedMatrix3 (ClpSimplex *model, const CoinPackedMatrix *columnCopy)
	Constructor from copy. More...
virtual	~ClpPackedMatrix3 ()
	Destructor. More...
Copy method
	ClpPackedMatrix3 (const ClpPackedMatrix3 &)
	The copy constructor. More...
ClpPackedMatrix3 &	operator= (const ClpPackedMatrix3 &)
Sort methods
void	sortBlocks (const ClpSimplex *model)
	Sort blocks. More...
void	swapOne (const ClpSimplex *model, const ClpPackedMatrix *matrix, int iColumn)
	Swap one variable. More...
void	swapOne (int iBlock, int kA, int kB)
	Part of above. More...
void	checkBlocks (const ClpSimplex *model)
	Debug - check blocks. More...
int	redoInfeasibilities (const ClpSimplex *model, ClpPrimalColumnSteepest *pivotChoose, int type)
	type - 1 redo infeasible, 2 choose sequenceIn, 3 both returns sequenceIn (or -1) for type 2 More...

Protected Attributes
Data members
Get temporary array (aligned) The data members are protected to allow access for derived classes.
int	numberBlocks_
	Number of blocks. More...
int	numberColumns_
	Number of columns. More...
int	numberColumnsWithGaps_
	Number of columns including gaps. More...
CoinBigIndex	numberElements_
	Number of elements (including gaps) More...
int	maxBlockSize_
	Maximum size of any block. More...
int *	column_
	Column indices and reverse lookup (within block) More...
CoinBigIndex *	start_
	Starts for odd/long vectors?? More...
int *	row_
	Rows. More...
double *	element_
	Elements. More...
CoinDoubleArrayWithLength *	temporary_
	Temporary work area (aligned) More...
blockStruct *	block_
	Blocks (ordinary start at 0 and go to first block) More...
int	ifActive_
	If active. More...

Detailed Description

Definition at line 604 of file ClpPackedMatrix.hpp.

Constructor & Destructor Documentation

ClpPackedMatrix3::ClpPackedMatrix3

(

)

Default constructor.

ClpPackedMatrix3::ClpPackedMatrix3	(	ClpSimplex *	model,
		const CoinPackedMatrix *	columnCopy
	)

Constructor from copy.

virtual ClpPackedMatrix3::~ClpPackedMatrix3 ( )

virtual

Destructor.

ClpPackedMatrix3::ClpPackedMatrix3

(

const ClpPackedMatrix3 &

)

The copy constructor.

Member Function Documentation

void ClpPackedMatrix3::transposeTimes	(	const ClpSimplex *	model,
		const double *	pi,
		CoinIndexedVector *	output
	)		const

Return x * -1 * A in z.

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

void ClpPackedMatrix3::transposeTimes	(	const ClpSimplex *	model,
		const double *	pi,
		CoinIndexedVector *	output,
		CoinIndexedVector *	candidate,
		const CoinIndexedVector *	rowArray
	)		const

This version does dualColumn0 Updates two arrays for steepest.

void ClpPackedMatrix3::transposeTimes2	(	const ClpSimplex *	model,
		const double *	pi,
		CoinIndexedVector *	dj1,
		const double *	piWeight,
		double *COIN_RESTRICT	infeas,
		double *COIN_RESTRICT	reducedCost,
		double	referenceIn,
		double	devex,
		unsigned int *	reference,
		double *	weights,
		double	scaleFactor
	)

ClpPackedMatrix3& ClpPackedMatrix3::operator=

(

const ClpPackedMatrix3 &

)

void ClpPackedMatrix3::sortBlocks

(

const ClpSimplex *

model

)

Sort blocks.

void ClpPackedMatrix3::swapOne	(	const ClpSimplex *	model,
		const ClpPackedMatrix *	matrix,
		int	iColumn
	)

Swap one variable.

void ClpPackedMatrix3::swapOne	(	int	iBlock,
		int	kA,
		int	kB
	)

Part of above.

void ClpPackedMatrix3::checkBlocks

(

const ClpSimplex *

model

)

Debug - check blocks.

int ClpPackedMatrix3::redoInfeasibilities	(	const ClpSimplex *	model,
		ClpPrimalColumnSteepest *	pivotChoose,
		int	type
	)

type - 1 redo infeasible, 2 choose sequenceIn, 3 both returns sequenceIn (or -1) for type 2

Member Data Documentation

int ClpPackedMatrix3::numberBlocks_

protected

Number of blocks.

Definition at line 675 of file ClpPackedMatrix.hpp.

int ClpPackedMatrix3::numberColumns_

protected

Number of columns.

Definition at line 677 of file ClpPackedMatrix.hpp.

int ClpPackedMatrix3::numberColumnsWithGaps_

protected

Number of columns including gaps.

Definition at line 679 of file ClpPackedMatrix.hpp.

CoinBigIndex ClpPackedMatrix3::numberElements_

protected

Number of elements (including gaps)

Definition at line 685 of file ClpPackedMatrix.hpp.

int ClpPackedMatrix3::maxBlockSize_

protected

Maximum size of any block.

Definition at line 687 of file ClpPackedMatrix.hpp.

int* ClpPackedMatrix3::column_

protected

Column indices and reverse lookup (within block)

Definition at line 689 of file ClpPackedMatrix.hpp.

CoinBigIndex* ClpPackedMatrix3::start_

protected

Starts for odd/long vectors??

Definition at line 691 of file ClpPackedMatrix.hpp.

int* ClpPackedMatrix3::row_

protected

Rows.

Definition at line 693 of file ClpPackedMatrix.hpp.

double* ClpPackedMatrix3::element_

protected

Elements.

Definition at line 695 of file ClpPackedMatrix.hpp.

CoinDoubleArrayWithLength* ClpPackedMatrix3::temporary_

protected

Temporary work area (aligned)

Definition at line 697 of file ClpPackedMatrix.hpp.

blockStruct* ClpPackedMatrix3::block_

protected

Blocks (ordinary start at 0 and go to first block)

Definition at line 703 of file ClpPackedMatrix.hpp.

int ClpPackedMatrix3::ifActive_

protected

If active.

Definition at line 705 of file ClpPackedMatrix.hpp.

---

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

• /tmp/Cgl-0.60.3/Clp/src/ClpPackedMatrix.hpp