QScreenRayCaster Class
(Qt3DRender::QScreenRayCaster)Performe ray casting test based on screen coordinates More...
Header: | #include <QScreenRayCaster> |
qmake: | QT += 3drender |
Since: | Qt 5.11 |
Instantiated By: | ScreenRayCaster |
Inherits: | Qt3DRender::QAbstractRayCaster |
Properties
- position : QPoint
- 3 properties inherited from Qt3DRender::QAbstractRayCaster
Public Functions
QScreenRayCaster(Qt3DCore::QNode *parent = nullptr) | |
QPoint | position() const |
- 6 public functions inherited from Qt3DRender::QAbstractRayCaster
Public Slots
void | setPosition(const QPoint &position) |
void | trigger() |
void | trigger(const QPoint &position) |
- 2 public slots inherited from Qt3DRender::QAbstractRayCaster
Signals
void | positionChanged(const QPoint &position) |
- 3 signals inherited from Qt3DRender::QAbstractRayCaster
Detailed Description
Performe ray casting test based on screen coordinates
QScreenRayCaster can be used to perform ray casting tests by specifying coordinates in screen space, which will be used to construct an actual 3d ray between the near and far planes.
See also QRayCaster.
Property Documentation
position : QPoint
Access functions:
QPoint | position() const |
void | setPosition(const QPoint &position) |
Notifier signal:
void | positionChanged(const QPoint &position) |
Member Function Documentation
QScreenRayCaster::QScreenRayCaster(Qt3DCore::QNode *parent = nullptr)
Default constructs an instance of QScreenRayCaster.
[slot]
void QScreenRayCaster::trigger()
Convenience method to enable the component and trigger tests using the current coordinate value
[slot]
void QScreenRayCaster::trigger(const QPoint &position)
Convenience method to set the coordinate value and enable the component to trigger tests