65 lines
1.3 KiB
Scheme
65 lines
1.3 KiB
Scheme
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; convolution2
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(with-sc3
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(lambda (fd)
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(for-each
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(lambda (b)
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(async fd (b-alloc b 2048 1)))
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(list 10 11 12))
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(for-each
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(lambda (n)
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(send fd (b-set1 10 (+ (* 400 n) 100) 1)))
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(enumFromTo 0 2))
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(for-each
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(lambda (n)
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(send fd (b-set1 11 (+ (* 20 n) 10) (s:rand 0 1))))
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(enumFromTo 0 49))
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(for-each
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(lambda (n)
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(send fd (b-set1 12 (+ (* 40 n) 20) 1)))
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(enumFromTo 0 19))
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(send-synth
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fd "c"
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(letc ((k 0) (t 0))
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(let ((i (impulse 1 0)))
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(out 0 (mul (convolution2 i k t 2048) 0.5)))))))
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(define send-to
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(lambda (m)
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(with-sc3
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(lambda (fd)
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(send fd m)))))
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(define async-to
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(lambda (m)
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(with-sc3
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(lambda (fd)
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(async fd m)))))
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(send-to (s-new1 "c" 1001 1 1 "k" 10))
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(send-to (n-set1 1001 "k" 11))
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(send-to (n-set1 1001 "t" 0))
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(send-to (n-set1 1001 "t" 1))
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(send-to (n-set1 1001 "k" 12))
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(send-to (n-set1 1001 "t" 0))
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(send-to (n-set1 1001 "t" 1))
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(async-to (b-zero 12))
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(for-each
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(lambda (n)
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(send-to (b-set1 12 (+ (* 20 n) 10) 1)))
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(enumFromTo 0 39))
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(send-to (n-set1 1001 "t" 0))
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(send-to (n-set1 1001 "t" 1))
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; with soundfile
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(async-to (b-alloc-read 10 "/home/rohan/data/audio/metal.wav" 0 0))
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(let ((i (sound-in 0)))
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(mul (convolution2 i 10 0 512) 0.5))
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