Bug 498203

Summary: Resizing custom-size panel is laggy and slow due to animations
Product: [Plasma] plasmashell Reporter: Filip <filip.kendes1>
Component: PanelAssignee: Plasma Bugs List <plasma-bugs-null>
Status: RESOLVED DUPLICATE    
Severity: normal CC: nate, niccolo.venerandi, niccolo
Priority: NOR    
Version First Reported In: 6.2.5   
Target Milestone: 1.0   
Platform: Arch Linux   
OS: Linux   
Latest Commit: Version Fixed In:
Sentry Crash Report:
Attachments: showcase

Description Filip 2025-01-03 12:11:40 UTC
Created attachment 177069 [details]
showcase

SUMMARY
Resizing panel is laggy and slow. Can reproduce on 2 devices, this PC and laptop.

STEPS TO REPRODUCE
1. Open panel settings
2. Set the Height or Width of panel to custom
2. Resize the panel

OBSERVED RESULT
Resizing panel is laggy and slow

EXPECTED RESULT
Resizing panel is smooth

SOFTWARE/OS VERSIONS
Operating System: Arch Linux 
KDE Plasma Version: 6.2.5
KDE Frameworks Version: 6.9.0
Qt Version: 6.8.1
Kernel Version: 6.12.7-arch1-1 (64-bit)
Graphics Platform: Wayland
Comment 1 Nate Graham 2025-01-03 18:06:42 UTC
Can reproduce on git master. It's not as laggy as it is for you in your screenshot, but I can see how there's an animation from the old size to the new one that causes a bit of lag when dragging the custom size markers.
Comment 2 Niccolò Venerandi 2025-01-10 09:41:11 UTC

*** This bug has been marked as a duplicate of bug 487549 ***