Simple Fluxus sketch. Fluctuating colour pattern made with perlin noise.

noisy-colour-rotating-planes

(clear)
(translate (vector -9.5 -8 0))
(opacity .2)
(hint-ignore-depth)

(define (ani)
    (for* ([i (in-range 33)]
            [j (in-range 20)])
        (with-state
            (translate (vector (* .6 i) (* .9 j) 0))
            (rotate (vector 0 0 (+ 2 (* .9 i (time)))))
            (scale (+ 3 (* 3 (sin(* .09 (time)))) (* .8 (atan(* .3 (time))))))
            (colour (vector (noise .9 (+ (* .12 i) (* .1 (time))))
                            (noise .1 (+ (* .141 j) (* .08 (time))))
                             (noise .5 (+ (* .124 j) (* .09 (time))))))
            (draw-plane)
        )
    )
)
(every-frame (ani))