I'm not an X11 expert, but this sounds like something that XRender and
XDamage could do. i.e. overlay a semi transparent window over a
screen where activity has timed out (?) and capture damage events and
then have those events contribute an alpha channel change. I don't
know whether the damage
I don't love X11, and I'm wondering if anyone has ported or made anything
in the sprit of rio / 9wm to run on top of Linux framebuffer. I realise
rio relies on Plan 9 dynamic namespaces and such, but we might be able to
do something similar on Linux.
Would this be worthwhile, or not?
I know few
Further to that, I like the idea of a "low security" window system, where
any app can potentially poke pixels to the entire screen but is "advised"
to draw within a certain rectangle. This could benefit performance.
Also, if a window is partly obscured such that its drawable area would
not be a si