[RFC wayland] protocol: Add high-resolution wl_touch timestamp event

Pekka Paalanen ppaalanen at gmail.com
Wed Nov 29 07:26:07 UTC 2017

On Tue, 28 Nov 2017 14:16:32 +0000
Daniel Stone <daniel at fooishbar.org> wrote:

> Hi,
> On 24 November 2017 at 11:59, Pekka Paalanen <ppaalanen at gmail.com> wrote:
> > On Tue, 21 Nov 2017 15:45:48 +0200
> > Alexandros Frantzis <alexandros.frantzis at collabora.com> wrote:  
> >> 2. Should we introduce similar timestamp events for keyboard and pointer?  
> >
> > No, unless someone actually has a use for them. That brings the
> > question, why are you only interested in touch timestamps and not
> > keyboard and pointer?
> >
> > Why are keyboard and pointer latency not interesting to you?  
> I would very much suggest doing so, yeah. Having timestamps for
> high-frequency/resolution mice seems like a real need. Given the need
> to correllate the event streams (e.g. 'is someone holding down Ctrl
> whilst I scroll?'), it makes it easier for clients if we have
> comparable timestamps between the two.

Right, let's have them for all the timestamped core input events, not
only touch.

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