Add better event handling to Carousel.

This changes Carousel to rely on historical event times instead
of the wallclock.  This has the effect of improving Carousel's
velocity estimate, which provides much smoother tracking of
the user's intended motion.

Change-Id: I987294386212b88fdfbf847a12735e4badf6045c
4 files changed
tree: 6d130569ef1e1b4b11fb764e0d9cab3b43dcf17d
  1. carousel/
  2. common/
  3. CleanSpec.mk