Wayland Relative Pointer API Progress

Bill Spitzak spitzak at gmail.com
Fri Apr 24 13:10:53 PDT 2015

On 04/24/2015 02:22 AM, Pekka Paalanen wrote:

> If you have the compositor in charge of moving the cursor, and the app
> in charge of scrolling and drawing the contents, you would get a lag
> between the cursor moving and the content/scrollbar moving. Granted,
> this is probably a minor issue and can happen in other scenarios. We
> did manage to avoid the unsync with window moves, though.

That's a good point: it means applications want to be able to control 
the cursor position during a drag even if they are *not* doing a "slow 
scrollbar". This is the only way to make sure the cursor stays in sync 
with the graphic being moved.

More information about the wayland-devel mailing list