GNU bug report logs - #79295
[Bug] Artifacts in margin with display-line-numbers-mode (relative)

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Message #26 received at 79295 <at> debbugs.gnu.org (full text, mbox):

From: Po Lu <luangruo <at> yahoo.com>
To: Marco Neumaier <marconeumaier <at> gmail.com>
Cc: Eli Zaretskii <eliz <at> gnu.org>, 79295 <at> debbugs.gnu.org
Subject: Re: bug#79295: [Bug] Artifacts in margin with
 display-line-numbers-mode (relative)
Date: Wed, 27 Aug 2025 09:44:36 +0800

Marco Neumaier <marconeumaier <at> gmail.com> writes:

> I checked already if it depends on fractional scaling, but that´s not
> the case. Will double check though.  My CPU is an AMD 9700X and i´m
> using its iGPU. I´m also running a very recent MESA version (25.x, I
> have to check the exact version) and I also just found this thread:
> https://gitlab.freedesktop.org/mesa/mesa/-/issues/12809 where also
> Emacs is mentioned.  Maybe it´s related.

What if you configure `alpha-background' to a nearly opaque value such
as 99?  It should suffice to prevent the compositor from regarding
Emacs's frames as completely opaque and disable the optimizations I
suspect are producing these artifacts.

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