From mboxrd@z Thu Jan 1 00:00:00 1970 Path: news.gmane.org!.POSTED!not-for-mail From: Fredrik Ljungdahl Newsgroups: gmane.emacs.bugs Subject: bug#25666: Screen rendering bug Date: Thu, 9 Feb 2017 22:37:47 +0100 Message-ID: References: <83poir3xtt.fsf@gnu.org> NNTP-Posting-Host: blaine.gmane.org Mime-Version: 1.0 Content-Type: multipart/alternative; boundary=94eb2c07d412ddd1e405481fca8c X-Trace: blaine.gmane.org 1486677395 3734 195.159.176.226 (9 Feb 2017 21:56:35 GMT) X-Complaints-To: usenet@blaine.gmane.org NNTP-Posting-Date: Thu, 9 Feb 2017 21:56:35 +0000 (UTC) Cc: 25666@debbugs.gnu.org To: Eli Zaretskii Original-X-From: bug-gnu-emacs-bounces+geb-bug-gnu-emacs=m.gmane.org@gnu.org Thu Feb 09 22:56:29 2017 Return-path: Envelope-to: geb-bug-gnu-emacs@m.gmane.org Original-Received: from lists.gnu.org ([208.118.235.17]) by blaine.gmane.org with esmtp (Exim 4.84_2) (envelope-from ) id 1cbwhX-0000VN-T2 for geb-bug-gnu-emacs@m.gmane.org; Thu, 09 Feb 2017 22:56:28 +0100 Original-Received: from localhost ([::1]:40406 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1cbwhd-0003Jp-LY for geb-bug-gnu-emacs@m.gmane.org; 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charset=UTF-8 I attempted to reproduce this in a different terminal, in case that was the issue (I originally used Konsole), in this case xterm. I was not able to reproduce under the standard resolution of 80x24. However, by increasing the resolution by fullscreening it (resulting in a terminal size of 212x78), I was able to once again reproducue the bug. Further testing shows that, with that particular file, I am able to reproduce the issue in 116x24 but not 80x24. I am guessing that text wrapping is involved in some way, but I can't consistently figure out where the bug reproduces and when it doesn't (aside from it always or never reproducing under the same terminal size). /FIQ 2017-02-09 21:37 GMT+01:00 Eli Zaretskii : > > From: Fredrik Ljungdahl > > Date: Thu, 9 Feb 2017 09:23:48 +0100 > > > > * I used a 146x46 size terminal (potentially matters) > > * Acquire this: http://sprunge.us/hVNi > > * Invoke emacs with emacs -Q > > * Go to this file (C-x C-f hVNi) > > * Invoke line number mode (M-x linum-mode), lack of linum-mode doesn't > seem to reproduce this > > * Split the window (C-x 3) > > * Hold down C-n (C-v does not reproduce this) > > * On the 2nd half-scroll, the 2nd split window should have its rendering > messed up in obvious ways > > I did this, and didn't see any messup. > --94eb2c07d412ddd1e405481fca8c Content-Type: text/html; charset=UTF-8 Content-Transfer-Encoding: quoted-printable
I attempted to reproduce this in a different terminal, in = case that was the issue (I originally used Konsole), in this case xterm. I = was not able to reproduce under the standard resolution of 80x24. However, = by increasing the resolution by fullscreening it (resulting in a terminal s= ize of 212x78), I was able to once again reproducue the bug. Further testin= g shows that, with that particular file, I am able to reproduce the issue i= n 116x24 but not 80x24. I am guessing that text wrapping is involved in som= e way, but I can't consistently figure out where the bug reproduces and= when it doesn't (aside from it always or never reproducing under the s= ame terminal size).

/FIQ

2017-02-09 21:37 GMT+01:00 Eli Zarets= kii <eliz@gnu.org>:
> From: = Fredrik Ljungdahl <fredde1994@gm= ail.com>
> Date: Thu, 9 Feb 2017 09:23:48 +0100
>
> * I used a 146x46 size terminal (potentially matters)
> * Acquire this: http://sprunge.us/hVNi
> * Invoke emacs with emacs -Q
> * Go to this file (C-x C-f hVNi)
> * Invoke line number mode (M-x linum-mode), lack of linum-mode doesn&#= 39;t seem to reproduce this
> * Split the window (C-x 3)
> * Hold down C-n (C-v does not reproduce this)
> * On the 2nd half-scroll, the 2nd split window should have its renderi= ng messed up in obvious ways

I did this, and didn't see any messup.

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