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rose-ash/artdag/test/sexp_effects/effects/hue_shift.sexp
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Incorporate art-dag-mono repo into artdag/ subfolder
Merges full history from art-dag/mono.git into the monorepo
under the artdag/ directory. Contains: core (DAG engine),
l1 (Celery rendering server), l2 (ActivityPub registry),
common (shared templates/middleware), client (CLI), test (e2e).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

git-subtree-dir: artdag
git-subtree-mainline: 1a179de547
git-subtree-split: 4c2e716558
2026-02-27 09:07:23 +00:00

13 lines
372 B
Common Lisp

;; Hue shift effect - rotates hue values
;; Uses vectorized shift-hsv primitive for fast processing
(require-primitives "color_ops")
(define-effect hue_shift
:params (
(degrees :type int :default 0 :range [0 360])
(speed :type int :default 0 :desc "rotation per second")
)
(let ((shift (+ degrees (* speed t))))
(color_ops:shift-hsv frame shift 1 1)))