内容

• 特性
• 公共函数
• 公共槽
• 信号
• 详细描述

QPlaneGeometry Class

( Qt3DExtras::QPlaneGeometry )

The QPlaneGeometry class allows creation of a plane in 3D space. 更多...

头：	#include <Qt3DExtras/QPlaneGeometry>
qmake:	QT += 3dextras
Since:	Qt 5.7
实例化：	PlaneGeometry
继承：	Qt3DRender::QGeometry

• 所有成员列表，包括继承成员

特性

height : float indexAttribute : Qt3DRender::QAttribute * const mirrored : bool normalAttribute : Qt3DRender::QAttribute * const positionAttribute : Qt3DRender::QAttribute * const

resolution : QSize tangentAttribute : Qt3DRender::QAttribute * const texCoordAttribute : Qt3DRender::QAttribute * const width : float

• 1 特性继承自 Qt3DRender::QGeometry
• 3 特性继承自 Qt3DCore::QNode
• 1 特性继承自 QObject

公共函数

	QPlaneGeometry (QNode * parent = nullptr)
float	height () const
Qt3DRender::QAttribute *	indexAttribute () const
bool	mirrored () const
Qt3DRender::QAttribute *	normalAttribute () const
Qt3DRender::QAttribute *	positionAttribute () const
QSize	resolution () const
Qt3DRender::QAttribute *	tangentAttribute () const
Qt3DRender::QAttribute *	texCoordAttribute () const
void	updateIndices ()
void	updateVertices ()
float	width () const

• 4 公共函数继承自 Qt3DRender::QGeometry
• 11 公共函数继承自 Qt3DCore::QNode
• 32 公共函数继承自 QObject

公共槽

void	setHeight (float height )
void	setMirrored (bool mirrored )
void	setResolution (const QSize & resolution )
void	setWidth (float width )

• 1 公共槽继承自 Qt3DRender::QGeometry
• 3 公共槽继承自 Qt3DCore::QNode
• 1 公共槽继承自 QObject

信号

void	heightChanged (float height )
void	mirroredChanged (bool mirrored )
void	resolutionChanged (const QSize & resolution )
void	widthChanged (float width )

• 1 信号继承自 Qt3DRender::QGeometry
• 4 信号继承自 Qt3DCore::QNode
• 2 信号继承自 QObject

额外继承成员

• 11 静态公共成员继承自 QObject
• 2 保护函数继承自 Qt3DCore::QNode
• 9 保护函数继承自 QObject

详细描述

The QPlaneGeometry class allows creation of a plane in 3D space.

The QPlaneGeometry class is most commonly used internally by the QPlaneMesh but can also be used in custom Qt3DRender::QGeometryRenderer 子类。

特性文档编制

height : float

Holds the plane height.

访问函数：

float	height () const
void	setHeight (float height )

通知程序信号：

void	heightChanged (float height )

indexAttribute : Qt3DRender::QAttribute * const

Holds the geometry index attribute.

访问函数：

Qt3DRender::QAttribute *

indexAttribute () const

mirrored : bool

Controls if the UV coordinates of the plane should be flipped vertically.

该特性在 Qt 5.9 引入。

访问函数：

bool	mirrored () const
void	setMirrored (bool mirrored )

通知程序信号：

void	mirroredChanged (bool mirrored )

normalAttribute : Qt3DRender::QAttribute * const

Holds the geometry normal attribute.

访问函数：

Qt3DRender::QAttribute *

normalAttribute () const

positionAttribute : Qt3DRender::QAttribute * const

Holds the geometry position attribute.

访问函数：

Qt3DRender::QAttribute *

positionAttribute () const

resolution : QSize

Holds the plane resolution.

访问函数：

QSize	resolution () const
void	setResolution (const QSize & resolution )

通知程序信号：

void	resolutionChanged (const QSize & resolution )

tangentAttribute : Qt3DRender::QAttribute * const

Holds the geometry tangent attribute.

访问函数：

Qt3DRender::QAttribute *

tangentAttribute () const

texCoordAttribute : Qt3DRender::QAttribute * const

Holds the geometry texture coordinate attribute.

访问函数：

Qt3DRender::QAttribute *

texCoordAttribute () const

width : float

Holds the plane width.

访问函数：

float	width () const
void	setWidth (float width )

通知程序信号：

void	widthChanged (float width )

成员函数文档编制

QPlaneGeometry:: QPlaneGeometry ( QNode * parent = nullptr)

构造新的 QPlaneGeometry with parent .

void QPlaneGeometry:: updateIndices ()

Updates indices based on mesh resolution.

void QPlaneGeometry:: updateVertices ()

Updates vertices based on mesh resolution, width, and height properties.