23 lines
678 B
Racket
23 lines
678 B
Racket
#lang scribble/manual
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@(require (for-label racket))
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@title{(rand-seed rate trig seed)}
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When the trigger signal changes from nonpositive to positve, the
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synth's random generator seed is reset to the given value. All
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other synths that use the same random number generator reproduce
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the same sequence of numbers again.
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See also: randID.
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Start a noise patch
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(let ((n (add (mul (white-noise ar) (mce2 0.05 0.05)) (dust2 ar (mce2 70 70))))
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(f (mul-add (lf-noise1 kr 3) 5500 6000)))
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(audition (out 0 (add (resonz (mul n 5) f 0.5) (mul n 0.5)))))
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Reset the seed at a variable rate.
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(audition (mrg2 (rand-seed kr (impulse kr (mouse-x kr 0.1 100 0 0.1) 0) 1956)
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0))
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