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docs: Improve the docs for LIBGL_KOPPER_DRI2

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Reviewed-by: Adam Jackson <ajax@redhat.com>
Reviewed-By: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/36014>
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Faith Ekstrand 2025-07-07 10:13:06 -04:00 • committed by Marge Bot
parent 8d9675520f
commit 694fe5f7e5
1 changed files with 4 additions and 3 deletions
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7
docs/envvars.rst
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@ -36,9 +36,10 @@ LibGL environment variables
.. envvar:: LIBGL_KOPPER_DRI2
disable DRI3 with Zink if set to ``true``.
In general, this should not be used unless you know what you are
doing. Some examples of "knowing what you are doing" include:
if set to ``true``, allow loading Zink even if X11 does not support
explicit DRM format modifiers. In general, this should not be used
unless you know what you are doing. Some examples of "knowing what you
are doing" include:
- running xrdp
- using a VK driver which doesn't support modifiers