QTorusGeometry Class

(Qt3DExtras::QTorusGeometry)

The QTorusGeometry class allows creation of a torus in 3D space. * * * * * The QTorusGeometry class is most commonly used internally by the QTorusMesh * but can also be used in custom Qt3DRender::QGeometryRenderer subclasses. More...

Header: #include <Qt3DExtras/QTorusGeometry>
qmake: QT += 3dextras
Since: Qt 5.7
Instantiated By: TorusGeometry
Inherits: Qt3DRender::QGeometry

Properties

Public Functions

QTorusGeometry(Qt3DCore::QNode *parent = nullptr)
Qt3DRender::QAttribute *indexAttribute() const
float minorRadius() const
Qt3DRender::QAttribute *normalAttribute() const
Qt3DRender::QAttribute *positionAttribute() const
float radius() const
int rings() const
int slices() const
Qt3DRender::QAttribute *texCoordAttribute() const
void updateIndices()
void updateVertices()

Public Slots

void setMinorRadius(float minorRadius)
void setRadius(float radius)
void setRings(int rings)
void setSlices(int slices)

Signals

void minorRadiusChanged(float minorRadius)
void radiusChanged(float radius)
void ringsChanged(int rings)
void slicesChanged(int slices)

Static Public Members

const QMetaObject staticMetaObject

Additional Inherited Members

  • 1 public variable inherited from QObject
  • 2 protected functions inherited from Qt3DCore::QNode
  • 9 protected functions inherited from QObject
  • 2 protected variables inherited from QObject

Detailed Description

* * * *

The QTorusGeometry class allows creation of a torus in 3D space. * * * * * The QTorusGeometry class is most commonly used internally by the QTorusMesh * but can also be used in custom Qt3DRender::QGeometryRenderer subclasses.

Property Documentation

indexAttribute : Qt3DRender::QAttribute* const

Holds the geometry index attribute.

Access functions:

Qt3DRender::QAttribute *indexAttribute() const

minorRadius : float

Holds the inner radius of the torus.

Access functions:

float minorRadius() const
void setMinorRadius(float minorRadius)

Notifier signal:

void minorRadiusChanged(float minorRadius)

normalAttribute : Qt3DRender::QAttribute* const

Holds the geometry normal attribute.

Access functions:

Qt3DRender::QAttribute *normalAttribute() const

positionAttribute : Qt3DRender::QAttribute* const

Holds the geometry position attribute.

Access functions:

Qt3DRender::QAttribute *positionAttribute() const

radius : float

Holds the outer radius of the torus.

Access functions:

float radius() const
void setRadius(float radius)

Notifier signal:

void radiusChanged(float radius)

rings : int

Holds the number of rings in the torus.

Access functions:

int rings() const
void setRings(int rings)

Notifier signal:

void ringsChanged(int rings)

slices : int

Holds the number of slices in the torus.

Access functions:

int slices() const
void setSlices(int slices)

Notifier signal:

void slicesChanged(int slices)

texCoordAttribute : Qt3DRender::QAttribute* const

Holds the geometry texture coordinate attribute.

Access functions:

Qt3DRender::QAttribute *texCoordAttribute() const

Member Function Documentation

QTorusGeometry::QTorusGeometry(Qt3DCore::QNode *parent = nullptr)

Constructs a new QTorusGeometry with parent.

void QTorusGeometry::updateIndices()

Updates indices based on rings and slices properties.

void QTorusGeometry::updateVertices()

Updates vertices based on rings, slices, and radius properties.

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