diff options
Diffstat (limited to 'src/gui/opengl/qopenglpaintdevice.cpp')
| -rw-r--r-- | src/gui/opengl/qopenglpaintdevice.cpp | 27 |
1 files changed, 26 insertions, 1 deletions
diff --git a/src/gui/opengl/qopenglpaintdevice.cpp b/src/gui/opengl/qopenglpaintdevice.cpp index 59bca6efdf4..c2f3295bc30 100644 --- a/src/gui/opengl/qopenglpaintdevice.cpp +++ b/src/gui/opengl/qopenglpaintdevice.cpp @@ -351,14 +351,39 @@ bool QOpenGLPaintDevice::paintFlipped() const } /*! + This virtual method is called when starting to paint. + + The default implementation does nothing. + + \sa endPaint() + */ +void QOpenGLPaintDevice::beginPaint() +{ +} + +/*! This virtual method is provided as a callback to allow re-binding a target frame buffer object or context when different QOpenGLPaintDevice instances are issuing draw calls alternately. - QPainter::beginNativePainting will also trigger this method. + \l{QPainter::beginNativePainting()}{beginNativePainting()} will also trigger + this method. + + The default implementation does nothing. */ void QOpenGLPaintDevice::ensureActiveTarget() { } +/*! + This virtual method is called when the painting has finished. + + The default implementation does nothing. + + \sa beginPaint() +*/ +void QOpenGLPaintDevice::endPaint() +{ +} + QT_END_NAMESPACE |