DMARC-Filter: OpenDMARC Filter v1.4.2 delorie.com 58Q64Cv54122335 Authentication-Results: delorie.com; dmarc=pass (p=none dis=none) header.from=cygwin.com Authentication-Results: delorie.com; spf=pass smtp.mailfrom=cygwin.com DKIM-Filter: OpenDKIM Filter v2.11.0 delorie.com 58Q64Cv54122335 Authentication-Results: delorie.com; dkim=pass (1024-bit key, unprotected) header.d=cygwin.com header.i=@cygwin.com header.a=rsa-sha256 header.s=default header.b=g356YX/x X-Recipient: archive-cygwin AT delorie DOT com DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org F1A913858401 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=cygwin.com; s=default; t=1758866651; bh=UjXXr3P3YlzntpujxQeKBlySKMeeKjmaAKvlYTMn41o=; h=Date:Subject:To:References:In-Reply-To:List-Id:List-Unsubscribe: List-Archive:List-Post:List-Help:List-Subscribe:From:Reply-To: From; b=g356YX/xEDa++xBb2mW2yVyNggWuqZS2yLlYUcci62tAIDf1tL7RvbziE/iSq40pr w6PBFflhLHLRxUGAPksy7NMAYfotrX5sx9tylWQ+ACD+1hYhUv/KrHRC0YYbqt4pTp 8xsbb15Yxq6QTexvgIxWUiqxPBo1B5Y0XI7ra3HY= X-Original-To: cygwin AT cygwin DOT com Delivered-To: cygwin AT cygwin DOT com DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org 3D92C3858D21 ARC-Filter: OpenARC Filter v1.0.0 sourceware.org 3D92C3858D21 ARC-Seal: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1758866589; cv=none; b=fFKc1mOMs5d50G70tSPIw11J/il/6m2k5KJL4GqcQ1rwxNK/PL2GA/cGq+9fhIThlQSGgkrSFoeJkyzlgS13OHqDoI2WUs9QNyDzL9OMOwFcDEyROR3YoLnllhA0Rdt/3MzABOhdtXguGymd0GiqUB9bl/lIo23R3p070BLnrn4= ARC-Message-Signature: i=1; a=rsa-sha256; d=sourceware.org; s=key; t=1758866589; c=relaxed/simple; bh=IdJ/YaeVr+JeWnNiZq4o8S6/btWrYJW9iGpuDHtvcgQ=; h=DKIM-Signature:Message-ID:Date:MIME-Version:Subject:To:From; b=VTcGo8Q2ua4js1gFBiheI4HgqmrX7bAf22e3ZoEdutWiZb5taTcyyBM+wpCHNnKFg9gwGs4ZEOX4r+ip+JH/5+69l4Ko8TfJnG/uaS8ynqBcLE+7Ta081oLUu060n8Cx3H8ZDaeEmvLZs9Vd16erwK9NYXsNjbP8XWFUn/nQqDY= ARC-Authentication-Results: i=1; server2.sourceware.org DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org 3D92C3858D21 X-UI-Sender-Class: 55c96926-9e95-11ee-ae09-1f7a4046a0f6 Message-ID: <19690aac-9b01-4d35-98cc-a9bf7611c7e6@towo.net> Date: Fri, 26 Sep 2025 08:03:05 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: mintty character cell "detritus" To: cygwin AT cygwin DOT com References: <9ec858de-c2a5-463c-af1a-b28fde7f5174 AT acm DOT org> Autocrypt: addr=towo AT towo DOT net; 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charset="utf-8"; Format="flowed" Errors-To: cygwin-bounces~archive-cygwin=delorie DOT com AT cygwin DOT com Sender: "Cygwin" Content-Transfer-Encoding: 8bit X-MIME-Autoconverted: from base64 to 8bit by delorie.com id 58Q64Cv54122335 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? -- Problem reports: https://cygwin.com/problems.html FAQ: https://cygwin.com/faq/ Documentation: https://cygwin.com/docs.html Unsubscribe info: https://cygwin.com/ml/#unsubscribe-simple