25 lines
655 B
Text
25 lines
655 B
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{(pv-rect-comb buffer numTeeth phase width)
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(with-sc3
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(lambda (fd)
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(async fd (b-alloc 10 2048 1))))
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(let* ((dup (lambda (a) (mce2 a a)))
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(x (mouse-x kr 0 0.5 0 0.1))
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(y (mouse-y kr 0 0.5 0 0.1))
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(n (dup (mul (white-noise ar) 0.3)))
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(c (pv-rect-comb (fft* 10 n) 8 x y)))
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(audition (out 0 (ifft* c))))
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(let* ((dup (lambda (a) (mce2 a a)))
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(p (mul-add (lf-tri kr 0.097 0) 0.4 0.5))
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(w (mul-add (lf-tri kr 0.24 0) -0.5 0.5))
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(n (dup (mul (white-noise ar) 0.3)))
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(c (pv-rect-comb (fft* 10 n) 8 p w)))
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(audition (out 0 (ifft* c))))}
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