QgsRasterMatrix Class Reference

#include <qgsrastermatrix.h>

Public Types
enum	TwoArgOperator {   opPLUS, opMINUS, opMUL, opDIV,   opPOW, opEQ, opNE, opGT,   opLT, opGE, opLE, opAND,   opOR }
enum	OneArgOperator {   opSQRT, opSIN, opCOS, opTAN,   opASIN, opACOS, opATAN, opSIGN }

Public Member Functions
	QgsRasterMatrix ()
	Takes ownership of data array.
	QgsRasterMatrix (int nCols, int nRows, float *data, double nodataValue)
	QgsRasterMatrix (const QgsRasterMatrix &m)
	~QgsRasterMatrix ()
bool	isNumber () const
	Returns true if matrix is 1x1 (=scalar number)
double	number () const
float *	data ()
	Returns data array (but not ownership)
float *	takeData ()
	Returns data and ownership.
void	setData (int cols, int rows, float *data, double nodataValue)
int	nColumns () const
int	nRows () const
double	nodataValue () const
void	setNodataValue (double d)
QgsRasterMatrix &	operator= (const QgsRasterMatrix &m)
bool	add (const QgsRasterMatrix &other)
	Adds another matrix to this one.
bool	subtract (const QgsRasterMatrix &other)
	Subtracts another matrix from this one.
bool	multiply (const QgsRasterMatrix &other)
bool	divide (const QgsRasterMatrix &other)
bool	power (const QgsRasterMatrix &other)
bool	equal (const QgsRasterMatrix &other)
bool	notEqual (const QgsRasterMatrix &other)
bool	greaterThan (const QgsRasterMatrix &other)
bool	lesserThan (const QgsRasterMatrix &other)
bool	greaterEqual (const QgsRasterMatrix &other)
bool	lesserEqual (const QgsRasterMatrix &other)
bool	logicalAnd (const QgsRasterMatrix &other)
bool	logicalOr (const QgsRasterMatrix &other)
bool	squareRoot ()
bool	sinus ()
bool	asinus ()
bool	cosinus ()
bool	acosinus ()
bool	tangens ()
bool	atangens ()
bool	changeSign ()

Member Enumeration Documentation

enum QgsRasterMatrix::OneArgOperator

Enumerator:

opSQRT
opSIN
opCOS
opTAN
opASIN
opACOS
opATAN
opSIGN

enum QgsRasterMatrix::TwoArgOperator

Enumerator:

opPLUS
opMINUS
opMUL
opDIV
opPOW
opEQ
opNE
opGT
opLT
opGE
opLE
opAND
opOR

Constructor & Destructor Documentation

QgsRasterMatrix::QgsRasterMatrix

(

)

Takes ownership of data array.

QgsRasterMatrix::QgsRasterMatrix	(	int	nCols,
		int	nRows,
		float *	data,
		double	nodataValue
	)

Note

note available in python bindings

QgsRasterMatrix::QgsRasterMatrix

(

const QgsRasterMatrix &

m

)

QgsRasterMatrix::~QgsRasterMatrix

(

)

Member Function Documentation

bool QgsRasterMatrix::acosinus

(

)

bool QgsRasterMatrix::add

(

const QgsRasterMatrix &

other

)

Adds another matrix to this one.

bool QgsRasterMatrix::asinus

(

)

bool QgsRasterMatrix::atangens

(

)

bool QgsRasterMatrix::changeSign

(

)

bool QgsRasterMatrix::cosinus

(

)

float* QgsRasterMatrix::data ( )

inline

Returns data array (but not ownership)

Note

not available in python bindings

bool QgsRasterMatrix::divide

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::equal

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::greaterEqual

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::greaterThan

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::isNumber ( ) const

inline

Returns true if matrix is 1x1 (=scalar number)

bool QgsRasterMatrix::lesserEqual

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::lesserThan

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::logicalAnd

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::logicalOr

(

const QgsRasterMatrix &

other

)

bool QgsRasterMatrix::multiply

(

const QgsRasterMatrix &

other

)

int QgsRasterMatrix::nColumns ( ) const

inline

double QgsRasterMatrix::nodataValue ( ) const

inline

bool QgsRasterMatrix::notEqual

(

const QgsRasterMatrix &

other

)

int QgsRasterMatrix::nRows ( ) const

inline

double QgsRasterMatrix::number ( ) const

inline

QgsRasterMatrix & QgsRasterMatrix::operator=

(

const QgsRasterMatrix &

m

)

bool QgsRasterMatrix::power

(

const QgsRasterMatrix &

other

)

void QgsRasterMatrix::setData	(	int	cols,
		int	rows,
		float *	data,
		double	nodataValue
	)

void QgsRasterMatrix::setNodataValue ( double  d )

inline

bool QgsRasterMatrix::sinus

(

)

bool QgsRasterMatrix::squareRoot

(

)

bool QgsRasterMatrix::subtract

(

const QgsRasterMatrix &

other

)

Subtracts another matrix from this one.

float * QgsRasterMatrix::takeData

(

)

Returns data and ownership.

Sets data and nrows, ncols of this matrix to 0

Note

not available in python bindings

bool QgsRasterMatrix::tangens

(

)

---

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

• /tmp/buildd/qgis-2.6.0+wheezy1/src/analysis/raster/qgsrastermatrix.h
• /tmp/buildd/qgis-2.6.0+wheezy1/src/analysis/raster/qgsrastermatrix.cpp