Is OpenGL still a good decission?

[kunz]

I read that it stopped working in later macOS SDK’s:

Trying to fix JUCE_COREGRAPHICS_RENDER_WITH_MULTIPLE_PAINT_CALLS

Thanks @yairadix-2 for the patch, but i suspect it to create some sort of heavy flashing like a stroboscope between often repainted areas (catalina, xcode 12 beta 5, macbook pro 2018)