Subject: Re: bug#47035: 27.1; XBM wrong display with :rotation 90/270

From: Lars Ingebrigtsen <[email-masked]>
Date: Wed, 10 Mar 2021 16:12:48 +0100

[email-masked] writes:

> Rotated XBM images may be displayed wrongly.
> The original image in the form below is a horizontal stripe.
> But the images rotated 90 or 270 degrees are displayed as solid black
> squares.
>
> (let ((xbm (unibyte-string 255 0 255 0 255 0 255 0)))
>   (dolist (r '(0 90 180 270))
>     (insert-image (create-image xbm 'xbm t :width 8 :height 8
>                                 :rotation r :scale 1))))

I'm unable to reproduce this in Emacs 27.1 (or Emacs 28) on
Debian/bullseye, so it may be a Windows-specific problem.

-- 
(domestic pets only, the antidote for overdose, milk.)
   bloggy blog: http://lars.ingebrigtsen.no