Qustion: Support for Splitting Application Output Across Multiple Displays in Weston

Alan Griffiths alan.griffiths at canonical.com
Fri Mar 29 17:47:55 UTC 2024

On 29/03/2024 01:20, Yosuke Nakayama wrote:
> Dear Wayland-devel Community,
> I am currently exploring the capabilities of Weston, the reference 
> compositor for Wayland, specifically in the context of an application 
> use case that I am working on. My goal is to achieve a functionality 
> where the graphical output of a single application can be divided and 
> displayed simultaneously across two separate displays. This 
> functionality would enable part of the application window to be shown 
> on one display and the rest on another, effectively spanning the 
> application window across multiple screens.
> From my understanding and current experimentation with Weston, this 
> particular use case does not seem to be directly supported, but I'm 
> not sure. Does functionality exist at this time to achieve such a use 
> case?

I don't think this is currently supported by Weston. But it is supported 
by Ubuntu Frame 
Does you usecase allow you to consider alternative compositors?

> Thank you for your time and assistance!
> Best regards,


Alan Griffiths

Senior Engineer (Mir)



United Kingdom




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