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 |
This class was introduced in Qt 5.5.
Properties
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Public Functions
| QSpotLight(Qt3DCore::QNode *parent = nullptr) | |
| float | constantAttenuation() const |
| float | cutOffAngle() const |
| float | linearAttenuation() const |
| QVector3D | localDirection() const |
| float | quadraticAttenuation() const |
Public Slots
| void | setConstantAttenuation(float value) |
| void | setCutOffAngle(float cutOffAngle) |
| void | setLinearAttenuation(float value) |
| void | setLocalDirection(const QVector3D &localDirection) |
| void | setQuadraticAttenuation(float value) |
Signals
| void | constantAttenuationChanged(float constantAttenuation) |
| void | cutOffAngleChanged(float cutOffAngle) |
| void | linearAttenuationChanged(float linearAttenuation) |
| void | localDirectionChanged(const QVector3D &localDirection) |
| void | quadraticAttenuationChanged(float quadraticAttenuation) |
Detailed Description
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.
© The Qt Company Ltd
Licensed under the GNU Free Documentation License, Version 1.3.
https://doc.qt.io/qt-5.13/qt3drender-qspotlight.html