vi.lilac.chaser {animation}

Visual Illusions: Lilac Chaser

Description

Stare at the center cross for a few (say 30) seconds to experience the phenomena of the illusion.

Usage

vi.lilac.chaser(np = 16, col = "magenta", bg = "gray", p.cex = 7, c.cex = 5)

Arguments

np

number of points

col

color of points

bg

background color of the plot

p.cex

magnification of points

c.cex

magnification of the center cross

Details

Just try it out.

Value

NULL

Note

In fact, points in the original version of ‘Lilac Chaser’ are blurred, which is not implemented in this function.

Author(s)

Yihui Xie

References

Examples at https://yihui.org/animation/example/vi-lilac.chaser/

See Also

points