[Interest] Hardware accelerated rendering in Qt 5.13

[Allan Sandfeld Jensen]

On Dienstag, 4. Februar 2020 03:26:12 CET Ramakanth Kesireddy wrote:
> Hi,
> 
> Our existing application is based on c++ widgets(QWidget) using QPainter on
> Qt 5.13. As i understand Qpainter uses raster engine for graphics
> rendering, Is there any means to make use of hardware accelerated
> rendering(GPU) other than changing the complete Application code into Qt
> quick or QGLWidget?
> 
You can create a QOpenGLWindow or QOpenGLWidget and paint therein.

You can also use QGraphicsView with a QOpenGLWidget as a viewport.

In both cases an accelerated QPainter would then be used.

'Allan