https://bugs.winehq.org/show_bug.cgi?id=44090
--- Comment #19 from Mikhail mikhail.v.gavrilov@gmail.com --- It's strange, now I see the same result the same as in your bug https://bugs.winehq.org/show_bug.cgi?id=44093
Demonstration: https://youtu.be/t4RhAE9JSY8
Did you see artifacts when window changed size? But it looks like mutter glitches, not wine.