QTessellator Class Reference

#include <qtessellator_p.h>

Collaboration diagram for QTessellator:

Classes
struct	Trapezoid
struct	Vertex

Public Member Functions
	QTessellator ()
virtual	~QTessellator ()
QRectF	tessellate (const QPointF *points, int nPoints)
void	tessellateConvex (const QPointF *points, int nPoints)
void	tessellateRect (const QPointF &a, const QPointF &b, qreal width)
void	setWinding (bool w)
virtual void	addTrap (const Trapezoid &trap)=0

Friends
class	QTessellatorPrivate

Detailed Description

Definition at line 21 of file qtessellator_p.h.

Constructor & Destructor Documentation

QTessellator()

QTessellator::QTessellator

(

)

Definition at line 1166 of file qtessellator.cpp.

References QTessellatorPrivate::QTessellatorPrivate(), and d.

Here is the call graph for this function:

~QTessellator()

QTessellator::~QTessellator ( )

virtual

Definition at line 1171 of file qtessellator.cpp.

References d.

Member Function Documentation

addTrap()

virtual void QTessellator::addTrap ( const Trapezoid &  trap )

pure virtual

Referenced by QTessellatorPrivate::emitEdges().

Here is the caller graph for this function:

setWinding()

void QTessellator::setWinding

(

bool

w

)

Definition at line 1176 of file qtessellator.cpp.

References d.

tessellate()

QRectF QTessellator::tessellate	(	const QPointF *	points,
		int	nPoints
	)

Definition at line 1182 of file qtessellator.cpp.

References d, i, Q27Dot5ToDouble, Q_ASSERT, QDEBUG, and qMin().

Here is the call graph for this function:

tessellateConvex()

void QTessellator::tessellateConvex	(	const QPointF *	points,
		int	nPoints
	)

Definition at line 1258 of file qtessellator.cpp.

References QTessellator::Trapezoid::bottom, QTessellator::Trapezoid::bottomLeft, QTessellator::Trapezoid::bottomRight, d, dir, FloatToQ27Dot5, i, Q_ASSERT, qMax(), qMin(), qSwap(), QTessellator::Trapezoid::top, QTessellator::Trapezoid::topLeft, QTessellator::Trapezoid::topRight, QTessellator::Vertex::x, QTessellatorPrivate::y, and QTessellator::Vertex::y.

Here is the call graph for this function:

tessellateRect()

void QTessellator::tessellateRect	(	const QPointF &	a,
		const QPointF &	b,
		qreal	width
	)

Definition at line 1353 of file qtessellator.cpp.

References FloatToQ27Dot5, perp(), qFuzzyIsNull(), qSqrt(), qSwap(), QPointF::x(), QTessellator::Vertex::x, QPointF::y(), and QTessellator::Vertex::y.

Here is the call graph for this function:

Friends And Related Symbol Documentation

QTessellatorPrivate

friend class QTessellatorPrivate

friend

Definition at line 47 of file qtessellator_p.h.

---

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

• qtbase/src/plugins/platforms/xcb/nativepainting/qtessellator_p.h
• qtbase/src/plugins/platforms/xcb/nativepainting/qtessellator.cpp