Minor doc clarification regarding fringe bitmaps

* doc/lispref/display.texi (Customizing Bitmaps): Add a note
regarding the order of bits being the opposite of that in
XBM images.  (Bug#40784)
This commit is contained in:
Clément Pit-Claudel 2020-04-22 17:46:07 -04:00 committed by Eli Zaretskii
parent 4d86c7f822
commit 3d0e859692

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@ -4342,7 +4342,8 @@ The argument @var{bits} specifies the image to use. It should be
either a string or a vector of integers, where each element (an
integer) corresponds to one row of the bitmap. Each bit of an integer
corresponds to one pixel of the bitmap, where the low bit corresponds
to the rightmost pixel of the bitmap.
to the rightmost pixel of the bitmap. (Note that this order of bits
is opposite of the order in XBM images; @pxref{XBM Images}.)
The height is normally the length of @var{bits}. However, you
can specify a different height with non-@code{nil} @var{height}. The width