Audio frequency generator: Difference between revisions
Content added Content deleted
(→{{header|SuperCollider}}: switch between sine wave, square wave and triangular sawtooth) |
(→{{header|SuperCollider}}: second example) |
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// use the cursor position to switch between sine wave, square wave and triangular sawtooth |
// use the cursor position to switch between sine wave, square wave and triangular sawtooth |
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// the rounding and lag smoothes the transition between them |
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{ SelectX.ar(MouseX.kr(0, 2).round.lag, [ SinOsc.ar, Pulse.ar, LFTri.ar ]) * 0.1 }.play; |
{ SelectX.ar(MouseX.kr(0, 2).round.lag, [ SinOsc.ar, Pulse.ar, LFTri.ar ]) * 0.1 }.play; |
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// the same expressed as an array of functions of a common phase |
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( |
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{ |
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var phase = LFSaw.ar; |
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var functions = [ |
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{ |x| sin(x * pi) }, |
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{ |x| x > 0 }, |
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{ |x| abs(x) }, |
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]; |
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var which = MouseX.kr(0, 2); |
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functions.sum { |f, i| |
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abs(which - i) < 0.5 * f.(phase) |
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} * 0.1 |
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}.play |
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) |
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// sound stops on exit |
// sound stops on exit |
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