Bug 480390

Summary:	Windows between screens are visually cut when the Slide effect is activated
Product:	[Plasma] kwin	Reporter:	ilay-JBR <ilya.jeibar>
Component:	effects-various	Assignee:	KWin default assignee <kwin-bugs-null>
Status:	CONFIRMED ---
Severity:	minor	CC:	ilya.jeibar, nate
Priority:	NOR	Keywords:	multiscreen
Version First Reported In:	5.27.10
Target Milestone:	---
Platform:	openSUSE
OS:	Linux
Latest Commit:		Version Fixed/Implemented In:
Sentry Crash Report:
Attachments:	demonstration demonstration of borders and shadows being cut

Description ilay-JBR 2024-01-27 12:12:29 UTC

SUMMARY:
When using Slide virtual desktop switching animation using two monitors if any parts of a window is on both monitors the window will be cut into two parts. 
It's especially common to happen when tilling a window between one side of a monitor and then borders of that side will get cut when switching the another virtual machine

SOFTWARE/OS VERSIONS
Linux/KDE Plasma: 5.27.10
KDE Frameworks Version: 5.114.0
Qt Version: 5.15.12
Graphics Processor: NVIDIA GeForce GTX 1650 Ti/PCIe/SSE2
Nvidia Driver: 545.29.06-18.1

Comment 1 ilay-JBR 2024-01-27 12:18:11 UTC

Created attachment 165271 [details]
demonstration

Comment 2 ilay-JBR 2024-01-27 12:21:48 UTC

Created attachment 165273 [details]
demonstration of borders and shadows being cut

Comment 3 Nate Graham 2024-02-16 17:42:26 UTC

Can reproduce. Unclear how we would fix this though.