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(define-module (starlet midi-control faders)
#:use-module (starlet midi-control base)
#:use-module (starlet base)
#:export (on-fader))
(define* (on-fader cc-number state
#:key (channel #f))
(register-state!
(lighting-state
(state-for-each
(lambda (fix attr val)
(if (intensity? attr)
;; Intensity parameters get scaled according to the fader
(at fix attr (lambda (time)
(* 0.01
val
(scale-127-100 (get-cc-value cc-number
#:channel channel)))))
;; Non-intensity parameters just get set in our new state
(at fix attr val)))
state))))
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