Bug 453519 - Horizontal lines with fractional HiDPI scaling
Summary: Horizontal lines with fractional HiDPI scaling
Status: RESOLVED DUPLICATE of bug 462914
Alias: None
Product: konsole
Classification: Applications
Component: general (show other bugs)
Version: 21.12.3
Platform: Manjaro Linux
: NOR normal
Target Milestone: ---
Assignee: Konsole Developer
URL:
Keywords:
: 463606 (view as bug list)
Depends on:
Blocks:
 
Reported: 2022-05-07 20:11 UTC by marc
Modified: 2023-01-21 23:18 UTC (History)
5 users (show)

See Also:
Latest Commit:
Version Fixed In:
Sentry Crash Report:


Attachments
Vertical lines at prompt (either side of ~ is most obvious) (127.66 KB, image/png)
2022-12-28 15:03 UTC, Freddie Witherden
Details
Horizontal and vertical lines (disppear when Konsole loses focus) (153.91 KB, image/png)
2022-12-28 15:04 UTC, Freddie Witherden
Details
Horizontal lines in Plasma menus. (2.06 MB, video/mp4)
2022-12-31 13:36 UTC, Luca Carlon
Details

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Description marc 2022-05-07 20:11:40 UTC
STEPS TO REPRODUCE
1.  set scaling [with FullHD 1920x1080] to 115% via Display Manager, font DPI 96, WAYLAND
2. run Konsole and k9s or htop
3. move cursor keys up and down until artifacts [lines] appear in random places

OBSERVED RESULT

artifacts / lines in random places on Konsole screen

EXPECTED RESULT

normal view without any artifacts

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: Manjaro/Plasma 5.24.4
(available in About System)
KDE Plasma Version: 5.24.4
KDE Frameworks Version:  5.92.0
Qt Version: 5.15.3

ADDITIONAL INFORMATION

Wayland. This  bug is the same and exact as the one reported in the past - example: https://bugs.kde.org/show_bug.cgi?id=373232

Can't attach screenshot, as artifacts disappear once I try to create a screenshot of them.
Comment 1 Luca Carlon 2022-09-08 20:40:48 UTC
This is happening to me as well in a 4K screen scaled to 150%.

Linux/KDE Plasma: Manjaro/Plasma 5.24.6
(available in About System)
KDE Plasma Version: 5.24.6
KDE Frameworks Version:  5.96.0
Qt Version: 5.15.5
Comment 2 Freddie Witherden 2022-12-28 15:02:37 UTC
I am also able to reproduce this under X11 with 150% scaling with Konsole using MesloLGS NF 10pt font.  Screenshots attached (use GIMP with a timer delay).  Note that vertical lines also appear.  Appears to be a very recent regression.

Qt 5.15.7
KDE Frameworks 5.101.1
Konsole 22.12.0
Comment 3 Freddie Witherden 2022-12-28 15:03:34 UTC
Created attachment 154861 [details]
Vertical lines at prompt (either side of ~ is most obvious)
Comment 4 Freddie Witherden 2022-12-28 15:04:03 UTC
Created attachment 154862 [details]
Horizontal and vertical lines (disppear when Konsole loses focus)
Comment 5 Nicolas Fella 2022-12-31 11:02:46 UTC
*** Bug 463606 has been marked as a duplicate of this bug. ***
Comment 6 Luca Carlon 2022-12-31 13:36:26 UTC
Created attachment 154927 [details]
Horizontal lines in Plasma menus.

Something very similar happens in Plasma in other places, not sure if this is related. Can this be related?
Comment 7 ninjalj 2023-01-21 23:18:58 UTC

*** This bug has been marked as a duplicate of bug 462914 ***