"A demo of the footsteps illusion" (disks or ellipses) made by Akiyoshi Kitaoka, August 18, 2021

  object color:  stripe color:

  object size x:   y: pixel   transform: (0: rectangle) (0以外ではバグあり)

  arc from:   to:   tilt:   width of a black stripe: pixel

  object interval: pixel   x shift: pixel   transform (grating): (0: vertical)

  time interval: ms

(Please wait until the drawing is complete.)