"A demo of the inverted footsteps illusion" (inverted kick-forward
illusion用)(平行四辺形可能)made by Akiyoshi Kitaoka, August 17, 2021
object color:
upper stripe color:
lower stripe color:
object size x:
y: pixel 縦ズレ
横ズレ
object interval: pixel
x shift: pixel width of a black stripe: pixel
time interval: ms
animation (viewing only)