QSpotLight Class
(Qt3DRender::QSpotLight)Encapsulate a Spot Light object in a Qt 3D scene. More...
| Header: | #include <QSpotLight> | 
| qmake: | QT += 3drender | 
| Since: | Qt 5.5 | 
| Instantiated By: | SpotLight | 
| Inherits: | Qt3DRender::QAbstractLight | 
Properties
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- 3 properties inherited from Qt3DRender::QAbstractLight
Public Functions
| QSpotLight(Qt3DCore::QNode *parent = nullptr) | |
| float | constantAttenuation() const | 
| float | cutOffAngle() const | 
| float | linearAttenuation() const | 
| QVector3D | localDirection() const | 
| float | quadraticAttenuation() const | 
- 3 public functions inherited from Qt3DRender::QAbstractLight
Public Slots
| void | setConstantAttenuation(float value) | 
| void | setCutOffAngle(float cutOffAngle) | 
| void | setLinearAttenuation(float value) | 
| void | setLocalDirection(const QVector3D &localDirection) | 
| void | setQuadraticAttenuation(float value) | 
- 2 public slots inherited from Qt3DRender::QAbstractLight
Signals
| void | constantAttenuationChanged(float constantAttenuation) | 
| void | cutOffAngleChanged(float cutOffAngle) | 
| void | linearAttenuationChanged(float linearAttenuation) | 
| void | localDirectionChanged(const QVector3D &localDirection) | 
| void | quadraticAttenuationChanged(float quadraticAttenuation) | 
- 2 signals inherited from Qt3DRender::QAbstractLight
Detailed Description
Encapsulate a Spot Light object in a Qt 3D scene.
Property Documentation
constantAttenuation : float
Specifies the constant attenuation of the spot light
Access functions:
| float | constantAttenuation() const | 
| void | setConstantAttenuation(float value) | 
Notifier signal:
| void | constantAttenuationChanged(float constantAttenuation) | 
cutOffAngle : float
Specifies the cut off angle of the spot light
Access functions:
| float | cutOffAngle() const | 
| void | setCutOffAngle(float cutOffAngle) | 
Notifier signal:
| void | cutOffAngleChanged(float cutOffAngle) | 
linearAttenuation : float
Specifies the linear attenuation of the spot light
Access functions:
| float | linearAttenuation() const | 
| void | setLinearAttenuation(float value) | 
Notifier signal:
| void | linearAttenuationChanged(float linearAttenuation) | 
localDirection : QVector3D
Specifies the local direction of the spot light
Access functions:
| QVector3D | localDirection() const | 
| void | setLocalDirection(const QVector3D &localDirection) | 
Notifier signal:
| void | localDirectionChanged(const QVector3D &localDirection) | 
quadraticAttenuation : float
Specifies the quadratic attenuation of the spot light
Access functions:
| float | quadraticAttenuation() const | 
| void | setQuadraticAttenuation(float value) | 
Notifier signal:
| void | quadraticAttenuationChanged(float quadraticAttenuation) | 
Member Function Documentation
QSpotLight::QSpotLight(Qt3DCore::QNode *parent = nullptr)
Constructs a new QSpotLight with the specified parent.