![Adam Jackson](/assets/img/avatar_default.png)
We already effectively require GLSL, because there's no fixed-function backend anymore. OpenGL 2.0 drivers don't really exist in the wild, so just go ahead and require 2.1 or better. 2.1 implies GLSL 1.20 or better, so simplify that as well. https://gitlab.gnome.org/GNOME/mutter/merge_requests/489