Bug 439955 - desktop effects zoom is rendering wrong with NVIDIA GPU
Summary: desktop effects zoom is rendering wrong with NVIDIA GPU
Status: RESOLVED WORKSFORME
Alias: None
Product: kwin
Classification: Plasma
Component: effects-various (show other bugs)
Version: 5.22.3
Platform: Gentoo Packages Linux
: NOR normal
Target Milestone: ---
Assignee: KWin default assignee
URL:
Keywords:
Depends on:
Blocks:
 
Reported: 2021-07-16 19:30 UTC by saunders
Modified: 2024-06-07 18:03 UTC (History)
3 users (show)

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

Attachments
demonstration (1.61 MB, video/x-matroska)
2021-07-17 18:58 UTC, saunders 		Details
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Description saunders 2021-07-16 19:30:19 UTC 
SUMMARY
using the zoom feature in desktop effects. when zooming in and moving along the border it will crop(?) it wrong.

STEPS TO REPRODUCE
1. Zoom on desktop.
2. Move around the edges of the screen.

OBSERVED RESULT
The screen will crop/wrap/not draw properly (hard to describe).

EXPECTED RESULT
Zoom.

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 
(available in About System)
KDE Plasma Version: 5.22.3
KDE Frameworks Version: 5.84.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
2560x1440 resolution, nvidia gtx 980.
Comment 1 Podagric 2021-07-17 13:44:24 UTC 
does this bug happen to you with graphics other than nvidia? works fine for me with intel
Comment 2 saunders 2021-07-17 18:58:32 UTC 
Created attachment 140146 [details]
demonstration

and no I have not tested this with an intel gpu.
Comment 3 Nate Graham 2021-08-03 16:46:03 UTC 
Cannot reproduce with an Intel HD620 iGPU
Comment 4 Vlad Zahorodnii 2023-01-25 10:43:43 UTC 
Works for me too. Reopen if the issue is still present in 5.26 or 5.27
Comment 5 saunders 2023-01-25 20:47:18 UTC 
Same exact bug still exists. Card is now a 1080ti with no other changes.
Comment 6 Zamundaaa 2024-06-07 18:03:27 UTC 
Can't reproduce in Plasma 6, not even with an NVidia GPU