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Message-ID: <19690aac-9b01-4d35-98cc-a9bf7611c7e6@towo.net>
Date: Fri, 26 Sep 2025 08:03:05 +0200
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Subject: Re: mintty character cell "detritus"
To: cygwin AT cygwin DOT com
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From: Thomas Wolff via Cygwin <cygwin AT cygwin DOT com>
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Am 26.09.2025 um 07:33 schrieb Jim Garrison via Cygwin:
> This is a very minor and totally cosmetic issue, but it's been around 
> "forever" so I'm curious if I'm the only one seeing it.
>
> When displaying colored text in mintty configured with a block cursor 
> and dark background, as the cursor moves across text (in vi, say) it 
> will change the color of the rightmost pixel column of certain 
> characters (not all).  This happens when moving the cursor 
> left-to-right, and the discolored bits disappear (or go back to their 
> original color) when moving right-to-left.
>
> I'm pretty sure this has to do with anti-aliasing, and may not even be 
> mintty's problem, but I've never seen it anywhere else.
>
> I put a couple of small demonstration screenshots on Google Drive:
>
> Actual size: 
> https://drive.google.com/file/d/1gF86FJMJqQJDaFHTVZXEZrMNIyRtTCSL/view?usp=sharing
>
> Enlarged view: 
> https://drive.google.com/file/d/15zWPNZQvryILvqRhaiFE3O35L057R8jQ/view?usp=sharing
>
Is this effect affected by the Font smooting setting?

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