103 lines
1.6 KiB
Text
103 lines
1.6 KiB
Text
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#lang scribble/manual
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@(require (for-label racket))
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@title{PV_BinWipe}
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Combine low and high bins from two inputs.@section{categories}
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UGens>FFT
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@section{description}
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Copies low bins from one input and the high bins of the other.
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@section{classmethods}
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@section{method}
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new
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@section{argument}
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bufferA
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FFT buffer A.
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@section{argument}
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bufferB
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FFT buffer B.
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@section{argument}
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wipe
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Can range between -1 and +1.
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If
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@racketblock[wipe:: == 0, then the output is the same
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as
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]
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@racketblock[bufferA:: .
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If
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]
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@racketblock[wipe:: > 0, then it begins replacing
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with bins from
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]
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@racketblock[bufferB:: from the bottom up.
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If
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]
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@racketblock[wipe:: < 0, then it begins replacing
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with bins from
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]
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@racketblock[bufferB:: from the top down.
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]
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@section{Examples}
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@racketblock[
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s.boot;
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b = Buffer.read(s, Platform.resourceDir +/+ "sounds/a11wlk01.wav");
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(
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SynthDef("help-binWipe", { arg out=0;
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var inA, chainA, inB, chainB, chain;
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inA = WhiteNoise.ar(0.2);
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inB = LFSaw.ar(100, 0, 0.2);
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chainA = FFT(LocalBuf(2048), inA);
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chainB = FFT(LocalBuf(2048), inB);
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chain = PV_BinWipe(chainA, chainB, MouseX.kr(-1, 1));
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Out.ar(out, 0.1 * IFFT(chain).dup);
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}).play(s);
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)
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(
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SynthDef("help-binWipe2", { arg out=0, soundBufnum=2;
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var inA, chainA, inB, chainB, chain;
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inA = WhiteNoise.ar(0.2);
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inB = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);
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chainA = FFT(LocalBuf(2048), inA);
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chainB = FFT(LocalBuf(2048), inB);
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chain = PV_BinWipe(chainA, chainB, MouseX.kr(-1, 1));
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Out.ar(out, 0.1 * IFFT(chain).dup);
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}).play(s, [\soundBufnum, b]);
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)
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::
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]
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