19 lines
506 B
Scheme
19 lines
506 B
Scheme
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;; (ring4 a b)
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;; Ring modulation variant. Return the value of ((a*a *b) -
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;; (a*b*b)). This is more efficient than using separate unit
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;; generators for the multiplies.
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;; See also mul, ring1, ring2, ring3.
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(audition
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(out 0 (mul (ring4 (f-sin-osc ar 800 0)
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(f-sin-osc ar (x-line kr 200 500 5 do-nothing) 0))
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0.125)))
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(let ((a (f-sin-osc ar 800 0))
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(b (f-sin-osc ar (x-line kr 200 500 5 do-nothing) 0)))
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(audition
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(out 0 (mul (sub (mul3 a a b) (mul3 a b b))
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0.125))))
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