Slow Frame Rates on 2017+ Macs

[otristan]

in my case, with opengl it’s border, it’s border issue like that

Unwanted borders when scaling UI with opaque components

No, that didn’t help. I believe @daniel pointed to the right direction. It seems that the graphic context does not fit the component bounds when scaling with affine transform. I think it’s a float / int issue.

But honestly this is not related to the subject here which is the JUCE_COREGRAPHICS_DRAW_ASYNC flag