QCylinderGeometry Class

(Qt3DExtras::QCylinderGeometry)

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

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

Properties

Public Functions

QCylinderGeometry(Qt3DCore::QNode *parent = nullptr)
Qt3DRender::QAttribute *indexAttribute() const
float length() 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 setLength(float length)
void setRadius(float radius)
void setRings(int rings)
void setSlices(int slices)

Signals

void lengthChanged(float length)
void radiusChanged(float radius)
void ringsChanged(int rings)
void slicesChanged(int slices)

Additional Inherited Members

  • 1 public variable inherited from QObject
  • 10 static public members 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 QCylinderGeometry class allows creation of a cylinder in 3D space. * * * * * The QCylinderGeometry class is most commonly used internally by the QCylinderMesh * 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

length : float

Holds the length of the cylinder.

Access functions:

float length() const
void setLength(float length)

Notifier signal:

void lengthChanged(float length)

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 radius of the cylinder.

Access functions:

float radius() const
void setRadius(float radius)

Notifier signal:

void radiusChanged(float radius)

rings : int

Holds the number of rings in the cylinder.

Access functions:

int rings() const
void setRings(int rings)

Notifier signal:

void ringsChanged(int rings)

slices : int

Holds the number of slices in the cylinder.

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

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

Constructs a new QCylinderMesh with parent.

void QCylinderGeometry::updateIndices()

Updates the indices based on rings, slices, and length properties.

void QCylinderGeometry::updateVertices()

Updates the vertices based on rings, slices, and length properties.

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