qblendfunctions_p.h File Reference

#include <QtGui/private/qtguiglobal_p.h>
#include <qmath.h>
#include "qdrawhelper_p.h"

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Classes
struct	QTransformImageVertex

Functions
template<typename SRC , typename T >
QT_BEGIN_NAMESPACE void	qt_scale_image_16bit (uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, int srch, const QRectF &targetRect, const QRectF &srcRect, const QRect &clip, T blender)
template<typename T >
void	qt_scale_image_32bit (uchar *destPixels, int dbpl, const uchar *srcPixels, int sbpl, int srch, const QRectF &targetRect, const QRectF &srcRect, const QRect &clip, T blender)
template<class SrcT , class DestT , class Blender >
void	qt_transform_image_rasterize (DestT *destPixels, int dbpl, const SrcT *srcPixels, int sbpl, const QTransformImageVertex &topLeft, const QTransformImageVertex &bottomLeft, const QTransformImageVertex &topRight, const QTransformImageVertex &bottomRight, const QRect &sourceRect, const QRect &clip, qreal topY, qreal bottomY, int dudx, int dvdx, int dudy, int dvdy, int u0, int v0, Blender blender)
template<class SrcT , class DestT , class Blender >
void	qt_transform_image (DestT *destPixels, int dbpl, const SrcT *srcPixels, int sbpl, const QRectF &targetRect, const QRectF &sourceRect, const QRect &clip, const QTransform &targetRectTransform, Blender blender)

Function Documentation

qt_scale_image_16bit()

template<typename SRC , typename T >

QT_BEGIN_NAMESPACE void qt_scale_image_16bit	(	uchar *	destPixels,
		int	dbpl,
		const uchar *	srcPixels,
		int	sbpl,
		int	srch,
		const QRectF &	targetRect,
		const QRectF &	srcRect,
		const QRect &	clip,
		T	blender
	)

Definition at line 25 of file qblendfunctions_p.h.

References QRectF::bottom(), QRectF::height(), QRectF::left(), QRectF::normalized(), qCeil(), qFloor(), QRectF::right(), QRectF::top(), QRectF::toRect(), tr, and QRectF::width().

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qt_scale_image_32bit()

template<typename T >

void qt_scale_image_32bit	(	uchar *	destPixels,
		int	dbpl,
		const uchar *	srcPixels,
		int	sbpl,
		int	srch,
		const QRectF &	targetRect,
		const QRectF &	srcRect,
		const QRect &	clip,
		T	blender
	)

Definition at line 116 of file qblendfunctions_p.h.

References QRectF::bottom(), QRectF::height(), QRectF::left(), QRectF::normalized(), qCeil(), qFloor(), QRectF::right(), QRectF::top(), QRectF::toRect(), tr, and QRectF::width().

Referenced by qt_scale_image_argb32_on_argb32(), and qt_scale_image_rgb32_on_rgb32().

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qt_transform_image()

template<class SrcT , class DestT , class Blender >

void qt_transform_image	(	DestT *	destPixels,
		int	dbpl,
		const SrcT *	srcPixels,
		int	sbpl,
		const QRectF &	targetRect,
		const QRectF &	sourceRect,
		const QRect &	clip,
		const QTransform &	targetRectTransform,
		Blender	blender
	)

Definition at line 339 of file qblendfunctions_p.h.

References QRectF::bottom(), BottomLeft, i, QRectF::left(), QTransform::map(), qCeil(), qFloor(), qSwap(), qt_transform_image_rasterize(), QRectF::right(), QRectF::top(), TopLeft, QTransformImageVertex::u, QTransformImageVertex::v, QTransformImageVertex::x, and QTransformImageVertex::y.

Referenced by qt_transform_image_argb32_on_argb32(), qt_transform_image_argb32_on_rgb16(), qt_transform_image_rgb16_on_rgb16(), and qt_transform_image_rgb32_on_rgb32().

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qt_transform_image_rasterize()

template<class SrcT , class DestT , class Blender >

void qt_transform_image_rasterize	(	DestT *	destPixels,
		int	dbpl,
		const SrcT *	srcPixels,
		int	sbpl,
		const QTransformImageVertex &	topLeft,
		const QTransformImageVertex &	bottomLeft,
		const QTransformImageVertex &	topRight,
		const QTransformImageVertex &	bottomRight,
		const QRect &	sourceRect,
		const QRect &	clip,
		qreal	topY,
		qreal	bottomY,
		int	dudx,
		int	dvdx,
		int	dudy,
		int	dvdy,
		int	u0,
		int	v0,
		Blender	blender
	)

Definition at line 203 of file qblendfunctions_p.h.

References QRect::height(), i, QRect::left(), line, Q_FALLTHROUGH, qBound(), qMax(), qMin(), qRound(), QRect::top(), v0, QRect::width(), QTransformImageVertex::x, and QTransformImageVertex::y.

Referenced by qt_transform_image().

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