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protocol: add a comment about the wl_shm.format script

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Add a comment to wl_shm.format to advise contributors to use the automated
script (generate-shm-formats.py) instead of updating the list manually.

Signed-off-by: Simon Ser <contact@emersion.fr>
This commit is contained in:
Simon Ser 2019-09-02 20:57:08 +03:00 committed by Pekka Paalanen
parent 8854f64bae
commit e771ca91d7
1 changed files with 5 additions and 3 deletions
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protocol/wayland.xml
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@ -293,10 +293,12 @@
formats are optional and may not be supported by the particular
renderer in use.
The drm format codes match the macros defined in drm_fourcc.h.
The formats actually supported by the compositor will be
reported by the format event.
The drm format codes match the macros defined in drm_fourcc.h, except
argb8888 and xrgb8888. The formats actually supported by the compositor
will be reported by the format event.
</description>
<!-- Note to protocol writers: don't update this list manually, instead
run the automated script that keeps it in sync with drm_fourcc.h. -->
<entry name="argb8888" value="0" summary="32-bit ARGB format, [31:0] A:R:G:B 8:8:8:8 little endian"/>
<entry name="xrgb8888" value="1" summary="32-bit RGB format, [31:0] x:R:G:B 8:8:8:8 little endian"/>
<entry name="c8" value="0x20203843" summary="8-bit color index format, [7:0] C"/>