28 lines
877 B
Scheme
28 lines
877 B
Scheme
;; (grain-sin nc tr dur freq pan envbuf)
|
|
|
|
;; Granular synthesis with sine tones
|
|
|
|
;; nc - the number of channels to output. If 1, mono is returned and
|
|
;; pan is ignored.
|
|
|
|
;; tr - a kr or ar trigger to start a new grain. If ar, grains after
|
|
;; the start of the synth are sample accurate.
|
|
|
|
;; The following args are polled at grain creation time
|
|
|
|
;; dur - size of the grain.
|
|
|
|
;; freq - the input to granulate
|
|
|
|
;; pan - a value from -1 to 1. Determines where to pan the output in
|
|
;; the same manner as pan-az.
|
|
|
|
;; envbuf - the buffer number containing a singal to use for the grain
|
|
;; envelope. -1 uses a built-in Hanning envelope.
|
|
|
|
(let* ((x (mouse-x kr -0.5 0.5 0 0.1))
|
|
(y (mouse-y kr 0 400 0 0.1))
|
|
(n (white-noise kr))
|
|
(f (add 440 (mul n y)))
|
|
(t (impulse kr 10 0)))
|
|
(audition (out 0 (mul (grain-sin 2 t 0.1 f x -1) 0.1))))
|