[Oxygen] [Bug 446690] New: Window lag when using Breeze Dark + Oxygen

[Xterion]

https://bugs.kde.org/show_bug.cgi?id=446690

            Bug ID: 446690
           Summary: Window lag when using Breeze Dark + Oxygen
           Product: Oxygen
           Version: 5.23.3
          Platform: Archlinux Packages
                OS: Linux
            Status: REPORTED
          Severity: normal
          Priority: NOR
         Component: win deco
          Assignee: unassigned-bugs at kde.org
          Reporter: xterion at protonmail.com
  Target Milestone: ---

SUMMARY
***
There is an annoying window lag when using Oxygen window decoration along with
Breeze Dark theme. There is no lag when another window decoration is chosen.
The animation speed is set to the default value, in the middle.
***

STEPS TO REPRODUCE
1. Set theme to Breeze Dark
2. Set application style to Breeze
3. Set Plasma style to Breeze
4. Set window decoration to Oxygen.

OBSERVED RESULT
Huge lag when minimizing and maximizing windows.

EXPECTED RESULT
Smooth minimization and maximization of windows.

SOFTWARE/OS VERSIONS
Operating System: Arch Linux
KDE Plasma Version: 5.23.3
KDE Frameworks Version: 5.88.0
Qt Version: 5.15.2
Kernel Version: 5.10.82-1-lts (64-bit)
Graphics Platform: X11

ADDITIONAL INFORMATION
It can be observed on 2 different laptops with integrated GPUs:

[1]
Processors: 8 × Intel® Core™ i5-10310U CPU @ 1.70GHz
Memory: 7.5 GiB of RAM
Graphics Processor: Mesa Intel® UHD Graphics

[2]
Processors: 8 × Intel® Core™ i7-10610U CPU @ 1.80GHz
Memory: 15.5 GiB of RAM
Graphics Processor: Mesa Intel® UHD Graphics

-- 
You are receiving this mail because:
You are the assignee for the bug.