Cubic Raster Resampler. More...

#include <qgscubicrasterresampler.h>

Inheritance diagram for QgsCubicRasterResampler:

Collaboration diagram for QgsCubicRasterResampler:

Public Member Functions
	QgsCubicRasterResampler ()
	~QgsCubicRasterResampler ()
QgsRasterResampler *	clone () const
void	resample (const QImage &srcImage, QImage &dstImage)
QString	type () const
Private Member Functions
void	calculateControlPoints (int nCols, int nRows, int currentRow, int currentCol, int redMatrix, int greenMatrix, int blueMatrix, int alphaMatrix, double xDerivativeMatrixRed, double xDerivativeMatrixGreen, double xDerivativeMatrixBlue, double xDerivativeMatrixAlpha, double yDerivativeMatrixRed, double yDerivativeMatrixGreen, double yDerivativeMatrixBlue, double yDerivativeMatrixAlpha)
QRgb	curveInterpolation (QRgb pt1, QRgb pt2, double t, double d1red, double d1green, double d1blue, double d1alpha, double d2red, double d2green, double d2blue, double d2alpha)
	Use cubic curve interpoation at the borders of the raster.
Static Private Member Functions
static double	calcBernsteinPoly (int n, int i, double t)
static int	faculty (int n)
static int	lower (int n, int i)
static double	power (double a, int b)
static void	xDerivativeMatrix (int nCols, int nRows, double matrix, const int colorMatrix)
static void	yDerivativeMatrix (int nCols, int nRows, double matrix, const int colorMatrix)
Private Attributes
double	cAlpha00
double	cAlpha01
double	cAlpha02
double	cAlpha03
double	cAlpha10
double	cAlpha11
double	cAlpha12
double	cAlpha13
double	cAlpha20
double	cAlpha21
double	cAlpha22
double	cAlpha23
double	cAlpha30
double	cAlpha31
double	cAlpha32
double	cAlpha33
double	cBlue00
double	cBlue01
double	cBlue02
double	cBlue03
double	cBlue10
double	cBlue11
double	cBlue12
double	cBlue13
double	cBlue20
double	cBlue21
double	cBlue22
double	cBlue23
double	cBlue30
double	cBlue31
double	cBlue32
double	cBlue33
double	cGreen00
double	cGreen01
double	cGreen02
double	cGreen03
double	cGreen10
double	cGreen11
double	cGreen12
double	cGreen13
double	cGreen20
double	cGreen21
double	cGreen22
double	cGreen23
double	cGreen30
double	cGreen31
double	cGreen32
double	cGreen33
double	cRed00
double	cRed01
double	cRed02
double	cRed03
double	cRed10
double	cRed11
double	cRed12
double	cRed13
double	cRed20
double	cRed21
double	cRed22
double	cRed23
double	cRed30
double	cRed31
double	cRed32
double	cRed33

Detailed Description

Cubic Raster Resampler.

Definition at line 27 of file qgscubicrasterresampler.h.

Constructor & Destructor Documentation

QgsCubicRasterResampler::QgsCubicRasterResampler ( )

Definition at line 22 of file qgscubicrasterresampler.cpp.

Referenced by clone().

QgsCubicRasterResampler::~QgsCubicRasterResampler ( )

Definition at line 26 of file qgscubicrasterresampler.cpp.

Member Function Documentation

double QgsCubicRasterResampler::calcBernsteinPoly	(	int	n,
		int	i,
		double	t
	)		`[static, private]`

Definition at line 400 of file qgscubicrasterresampler.cpp.

References lower(), and power().

Referenced by curveInterpolation(), and resample().

void QgsCubicRasterResampler::calculateControlPoints	(	int	nCols,
		int	nRows,
		int	currentRow,
		int	currentCol,
		int *	redMatrix,
		int *	greenMatrix,
		int *	blueMatrix,
		int *	alphaMatrix,
		double *	xDerivativeMatrixRed,
		double *	xDerivativeMatrixGreen,
		double *	xDerivativeMatrixBlue,
		double *	xDerivativeMatrixAlpha,
		double *	yDerivativeMatrixRed,
		double *	yDerivativeMatrixGreen,
		double *	yDerivativeMatrixBlue,
		double *	yDerivativeMatrixAlpha
	)		`[private]`

Definition at line 328 of file qgscubicrasterresampler.cpp.

References cAlpha00, cAlpha01, cAlpha02, cAlpha03, cAlpha10, cAlpha11, cAlpha12, cAlpha13, cAlpha20, cAlpha21, cAlpha22, cAlpha23, cAlpha30, cAlpha31, cAlpha32, cAlpha33, cBlue00, cBlue01, cBlue02, cBlue03, cBlue10, cBlue11, cBlue12, cBlue13, cBlue20, cBlue21, cBlue22, cBlue23, cBlue30, cBlue31, cBlue32, cBlue33, cGreen00, cGreen01, cGreen02, cGreen03, cGreen10, cGreen11, cGreen12, cGreen13, cGreen20, cGreen21, cGreen22, cGreen23, cGreen30, cGreen31, cGreen32, cGreen33, cRed00, cRed01, cRed02, cRed03, cRed10, cRed11, cRed12, cRed13, cRed20, cRed21, cRed22, cRed23, cRed30, cRed31, cRed32, and cRed33.

Referenced by resample().

QgsRasterResampler * QgsCubicRasterResampler::clone ( ) const [virtual]

Implements QgsRasterResampler.

Definition at line 30 of file qgscubicrasterresampler.cpp.

References QgsCubicRasterResampler().

QRgb QgsCubicRasterResampler::curveInterpolation	(	QRgb	pt1,
		QRgb	pt2,
		double	t,
		double	d1red,
		double	d1green,
		double	d1blue,
		double	d1alpha,
		double	d2red,
		double	d2green,
		double	d2blue,
		double	d2alpha
	)		`[private]`