Bug 420992 - Visual glitches in borders of windows on opening of widget panel
Summary: Visual glitches in borders of windows on opening of widget panel
Status: RESOLVED FIXED
Alias: None
Product: kwin
Classification: Plasma
Component: decorations (show other bugs)
Version: 5.16.5
Platform: Kubuntu Linux
: NOR normal
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2020-05-04 09:06 UTC by Andrei Rybak
Modified: 2020-09-13 16:28 UTC (History)
0 users

See Also:
Latest Commit:
Version Fixed In:

Attachments
Video, demonstrating the glitch (158.62 KB, video/mp4)
2020-05-04 09:06 UTC, Andrei Rybak 		Details
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Description Andrei Rybak 2020-05-04 09:06:08 UTC 
Created attachment 128127 [details]
Video, demonstrating the glitch

SUMMARY
Opening the widget panel (or a widget, like application launcher) causes visual glitches in the borders of windows of other applications.

STEPS TO REPRODUCE
1. Open any application with borders.
2. Move cursor to the edge of the screen to reveal the widget panel

OBSERVED RESULT
Visual glitch on the borders of opened window.

EXPECTED RESULT
No visual glitch.

SOFTWARE/OS VERSIONS
Operating System: Kubuntu 19.10
KDE Plasma Version: 5.16.5
KDE Frameworks Version: 5.62.0
Qt Version: 5.12.4
Kernel Version: 5.3.0-46-generic
OS Type: 64-bit
Processors: 8 × Intel® Core™ i5-8250U CPU @ 1.60GHz
Memory: 7.7 GiB of RAM
Comment 1 Andrei Rybak 2020-09-13 16:28:24 UTC 
Doesn't reproduce in 5.19.

Operating System: KDE neon 5.19
KDE Plasma Version: 5.19.5
KDE Frameworks Version: 5.73.0
Qt Version: 5.15.0
Kernel Version: 5.3.0-51-generic
OS Type: 64-bit
Processors: 8 × Intel® Core™ i5-8250U CPU @ 1.60GHz
Memory: 7.7 GiB of RAM
Graphics Processor: Mesa Intel® UHD Graphics 620