Bug 440883

Summary: xwayland apps blurry even on integer scales
Product: [Plasma] KScreen Reporter: Mikel Pérez <io>
Component: commonAssignee: kscreen-bugs-null <kscreen-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: normal CC: nate
Priority: NOR    
Version First Reported In: 5.22.4   
Target Milestone: ---   
Platform: Other   
OS: Linux   
Latest Commit: Version Fixed/Implemented In:
Sentry Crash Report:

Description Mikel Pérez 2021-08-12 00:30:49 UTC 
SUMMARY
apps running on Xwayland are blurry always. at 200%

STEPS TO REPRODUCE
1. open any X11 app (any electron app)

OBSERVED RESULT
blurry rendering

EXPECTED RESULT
perfect rendering

SOFTWARE/OS VERSIONS
Linux: Fedora 34
KDE Plasma Version: 5.22.4
KDE Frameworks Version: 5.83.0
Qt Version: 5.15.2

ADDITIONAL INFORMATION
I saw bug #412088 refering to blurry rendering on non integer scales. This is for integer scales (200%)
Comment 1 Nate Graham 2021-08-12 16:07:31 UTC 
This is a known issue with XWayland itself: it dumbly scales up apps rather than using any existing X11-compatible high DPI support. See Bug 389191.

*** This bug has been marked as a duplicate of bug 389191 ***