Le Mon, Feb 20, 2023 at 02:06:34PM +1100, Jonathan Gray a écrit : > On Sun, Feb 19, 2023 at 01:34:41PM +0100, Antoine Jacoutot wrote: > > Hi. > > > > There seems to be a regression with mesa that makes gtk+4 application very > > slow > > to start. > > By default the GSK renderer uses OpenGL. > > As a workaround, you can temporarily use this to go back to the cairo > > renderer > > which makes gtk+4 applications fast again: > > > > export GSK_RENDERER=cairo > > What hardware is this on? Is there a Mesa or gtk bug for it?
Fwiw i could reproduce this slowness on a T495s (amdgpu), an optiplex 960(old radeondrm) with gtk4-demo and a T480 (inteldrm) starting gnome-calculator.
