QCylinderGeometry Class

class Qt3DExtras::QCylinderGeometry

The QCylinderGeometry class allows creation of a cylinder in 3D space. More...

Header: #include <Qt3DExtras/QCylinderGeometry>
CMake: find_package(Qt6 REQUIRED COMPONENTS 3dextras)
target_link_libraries(mytarget PRIVATE Qt6::3dextras)
qmake: QT += 3dextras
Instantiated By: CylinderGeometry
Inherits: Qt3DCore::QGeometry

Properties

Public Functions

QCylinderGeometry(Qt3DCore::QNode *parent = nullptr)
Qt3DCore::QAttribute *indexAttribute() const
float length() const
Qt3DCore::QAttribute *normalAttribute() const
Qt3DCore::QAttribute *positionAttribute() const
float radius() const
int rings() const
int slices() const
Qt3DCore::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)

Detailed Description

The QCylinderGeometry class is most commonly used internally by the QCylinderMesh but can also be used in custom Qt3DRender::QGeometryRenderer subclasses.

Property Documentation

[read-only] indexAttribute : Qt3DCore::QAttribute* const

Holds the geometry index attribute.

Access functions:

Qt3DCore::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)

[read-only] normalAttribute : Qt3DCore::QAttribute* const

Holds the geometry normal attribute.

Access functions:

Qt3DCore::QAttribute *normalAttribute() const

[read-only] positionAttribute : Qt3DCore::QAttribute* const

Holds the geometry position attribute.

Access functions:

Qt3DCore::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)

[read-only] texCoordAttribute : Qt3DCore::QAttribute* const

Holds the geometry texture coordinate attribute.

Access functions:

Qt3DCore::QAttribute *texCoordAttribute() const

Member Function Documentation

[explicit] 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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