Bug 410822

Summary: Blur effect appears to blur slightly outside window borders
Product: [Plasma] kwin Reporter: heroofgraz
Component: effects-window-managementAssignee: KWin default assignee <kwin-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: normal CC: nate
Priority: NOR    
Version: 5.16.4   
Target Milestone: ---   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: screenshot

Description heroofgraz 2019-08-11 19:05:47 UTC
Created attachment 122068 [details]
screenshot

SUMMARY
When the blur effect is enabled, it blurs the background along the edge of windows. It's especially noticeable when using curved window decorations

STEPS TO REPRODUCE
Enable blur effect in Settings/Desktop Behavior/Desktop Effects

OBSERVED RESULT
Blurring appears slightly appears slightly outside the borders of windows. (It seems slightly more visible on the left side.)

EXPECTED RESULT
Blurring should only appear inside the window

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 5.1.16-arch1-1-ARCH
KDE Plasma Version: 5.16.4
KDE Frameworks Version: 5.59.0
Qt Version: 5.13.0

ADDITIONAL INFORMATION
Comment 1 Vlad Zahorodnii 2019-08-27 05:37:21 UTC

*** This bug has been marked as a duplicate of bug 395725 ***