Just for the fun, here are some optical illusions with Grasshopper script. Warning it hurts.
The whole pattern, less moving to my point of view
moving circles.gh (15.2 KB)
From
Concentric circles making spirals
concentric circle wth square.gh (9.0 KB)
Wavy
wavey checker.gh (31.4 KB)
Parallel lines that seems not parallel
lines parallel .gh (16.1 KB)
25 Likes
diff-arch
(diff-arch)
2
Wow, these work great! Amazing!
1 Like
This one is also not bad !!
https://www.dreamstime.com/ball-optical-illusion-clipart-optical-illusion-movement-sphere-spinning-around-moving-floor-abstract-fantasy-d-ball-image179972559
moving sphere.gh (34.5 KB)
And using tri remesher it works for whatever sphape
Some love is needed, grey shades instead of black and white (but rhino doesn’t like too many materials)
9 Likes
diff-arch
(diff-arch)
4

I remember having a book with similar stuff as a child. I wonder where it went.