[PATCH weston 2/3] input: Provide microsecond timestamps in motion events

[Derek Foreman]

On 29/07/15 01:39 AM, Jonas Ådahl wrote:
> Provide timestamps with microsecond granularity if the backend can
> provide it. Backends that can't should set it to 0.
> 
> Signed-off-by: Jonas Ådahl <jadahl at gmail.com>
> ---
> 
> This requires libinput master branch. I didn't add any dependency
> checking since libinput hasn't been released with the new _get_time_usec
> functions, but I doubt this will be merged before that so we can just fix
> this patch after the next libinput version is released.

Has this functionality landed in a libinput release now?

Can we update the libinput requirement in the build stuff along with this?

If you can update this to make any build failures happen in configure
instead of at build time, this is:
Reviewed-by: Derek Foreman <derekf at osg.samsung.com>

> 
> 
>  src/compositor.h      | 1 +
>  src/libinput-device.c | 3 +++
>  2 files changed, 4 insertions(+)
> 
> diff --git a/src/compositor.h b/src/compositor.h
> index 4d5b0e1..20c1dd3 100644
> --- a/src/compositor.h
> +++ b/src/compositor.h
> @@ -247,6 +247,7 @@ enum weston_pointer_motion_mask {
>  
>  struct weston_pointer_motion_event {
>  	uint32_t mask;
> +	uint64_t time_usec;
>  	double x;
>  	double y;
>  	double dx;
> diff --git a/src/libinput-device.c b/src/libinput-device.c
> index 78133f2..eae6f0c 100644
> --- a/src/libinput-device.c
> +++ b/src/libinput-device.c
> @@ -89,6 +89,8 @@ handle_pointer_motion(struct libinput_device *libinput_device,
>  	struct evdev_device *device =
>  		libinput_device_get_user_data(libinput_device);
>  	struct weston_pointer_motion_event event = { 0 };
> +	uint64_t time_usec =
> +		libinput_event_pointer_get_time_usec(pointer_event);
>  	double dx_unaccel, dy_unaccel;
>  
>  	dx_unaccel = libinput_event_pointer_get_dx_unaccelerated(pointer_event);
> @@ -97,6 +99,7 @@ handle_pointer_motion(struct libinput_device *libinput_device,
>  	event = (struct weston_pointer_motion_event) {
>  		.mask = WESTON_POINTER_MOTION_REL |
>  			WESTON_POINTER_MOTION_REL_NOACCEL,
> +		.time_usec = time_usec,
>  		.dx = libinput_event_pointer_get_dx(pointer_event),
>  		.dy = libinput_event_pointer_get_dy(pointer_event),
>  		.dx_unaccel = dx_unaccel,
>