Get color at current position

point

pointat position

pointxy x y

Returns an array of color components {r g b opacity} of a point in the current positiotion of a turtle (point), in the position specified as an array or list of coordinates (pointat), or in a position specified with the coordinates x and y (pointxy).

Example:

ht
repeat 1e6 [
  "p := array random 70 random 70
  "c := pointat :p
  if :c,4 < 5 ["c := random 1000]
  (setpointat :p :c 80)
]

Output: a drawing in the graphics window.

See also:

Table of Content