Fix crash when no GL context is available#11963

Merged

Swiftb0y merged 7 commits intomixxxdj:2.4from daschuer:gh11929

Sep 12, 2023

+83-127

Commits on Sep 9, 2023

Remove unused isContextSharing()
daschuer
committed

Commits on Sep 11, 2023

Use QOpenGLContext to detect if OpenGL is available at all
daschuer
committed

Commits on Sep 12, 2023

Introduce a new WaveformWidgetFactory::getSurfaceFormat() function to have all GL configurations in one place.
daschuer
committed