34 lines
997 B
Racket
34 lines
997 B
Racket
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#lang racket
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;; status - working as of 20220820
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(require rsc3)
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;; diffraction (rd)
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(define mk-p
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(lambda ()
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(let* ((x (mouse-x kr 0.001 0.02 1 0.1))
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(y (mouse-y kr 120 400 1 0.1))
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(f (mul (lf-noise0 kr 4) (mce2 32 64)))
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(w (mul (lf-noise0 kr 32) x)))
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(mul (resonz (pulse ar f w)
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(add y (mul (lf-noise0 kr 2) 0.1))
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(mul-add (lf-noise0 kr 6) 0.4 0.8))
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0.5))))
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(define diffraction
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(let* ((q (comb-n (mk-p)
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0.2
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(mul-add (lf-noise0 kr 128) 0.1 0.1)
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3))
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(r (let* ((x (mouse-x kr 0.75 1.25 1 0.1))
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(y (mouse-y kr 0.25 1 1 0.1))
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(f (lambda (_)
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(mul (sin-osc ar (mul x (rand 50 59)) 0)
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(mul y (rand 0.04 0.16))))))
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(mce2 (mix-fill 16 f)
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(mix-fill 12 f)))))
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(add3 (mk-p) q r)))
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(audition (out 0 diffraction))
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