On Mon, Mar 4, 2013 at 7:14 PM, Peter Hutterer <[email protected]>wrote:
> dtime to the previous event is 0 on the first BarrierHit event. > > Signed-off-by: Peter Hutterer <[email protected]> > --- > changes to v1: > - check pbd->hit to see if we're the start of a new sequence instead of a > timestamp of 0. > > Xi/xibarriers.c | 5 ++++- > 1 file changed, 4 insertions(+), 1 deletion(-) > > diff --git a/Xi/xibarriers.c b/Xi/xibarriers.c > index a225cbc..fccab86 100644 > --- a/Xi/xibarriers.c > +++ b/Xi/xibarriers.c > @@ -435,6 +435,7 @@ input_constrain_cursor(DeviceIntPtr dev, ScreenPtr > screen, > dir = barrier_get_direction(current_x, current_y, x, y); > > while (dir != 0) { > + int new_sequence; > struct PointerBarrierDevice *pbd; > > c = barrier_find_nearest(cs, master, dir, current_x, current_y, > x, y); > @@ -444,6 +445,8 @@ input_constrain_cursor(DeviceIntPtr dev, ScreenPtr > screen, > nearest = &c->barrier; > > pbd = GetBarrierDevice(c, master->id); > + new_sequence = !pbd->hit; > + > pbd->seen = TRUE; > pbd->hit = TRUE; > > @@ -466,7 +469,7 @@ input_constrain_cursor(DeviceIntPtr dev, ScreenPtr > screen, > ev.event_id = pbd->barrier_event_id; > ev.barrierid = c->id; > > - ev.dt = ms - pbd->last_timestamp; > + ev.dt = new_sequence ? 0 : ms - pbd->last_timestamp; > ev.window = c->window; > pbd->last_timestamp = ms; > > -- > 1.8.1.4 > > Reviewed-by: Jasper St. Pierre <[email protected]> -- Jasper
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