Files
rose-ash/test/sexp_effects/effects/rgb_split.sexp
2026-02-24 23:10:04 +00:00

14 lines
509 B
Common Lisp

;; RGB Split effect - chromatic aberration
(define-effect rgb_split
:params (
(offset_x :type int :default 10 :range [-50 50])
(offset_y :type int :default 0 :range [-50 50])
)
(let* ((r (channel frame 0))
(g (channel frame 1))
(b (channel frame 2))
(r-shifted (translate (merge-channels r r r) offset_x offset_y))
(b-shifted (translate (merge-channels b b b) (- offset_x) (- offset_y))))
(merge-channels (channel r-shifted 0) g (channel b-shifted 0))))