HelpSource/Classes/PV_BinWipe.schelp

   1 class:: PV_BinWipe
   2 summary:: Combine low and high bins from two inputs.
   3 categories:: UGens>FFT
   4
   5 Description::
   6
   7 Copies low bins from one input and the high bins of the other.
   8
   9
  10 classmethods::
  11
  12 method::new
  13
  14 argument::bufferA
  15
  16 FFT buffer A.
  17
  18
  19 argument::bufferB
  20
  21 FFT buffer B.
  22
  23
  24 argument::wipe
  25
  26 Can range between -1 and +1.
  27
  28
  29 If
  30 code::wipe::  == 0, then the output is the same
  31 as
  32 code::bufferA:: .
  33
  34
  35 If
  36 code::wipe::  > 0, then it begins replacing
  37 with bins from
  38 code::bufferB::  from the bottom up.
  39
  40
  41 If
  42 code::wipe::  < 0, then it begins replacing
  43 with bins from
  44 code::bufferB::  from the top down.
  45
  46
  47 Examples::
  48
  49 code::
  50 s.boot;
  51 b = Buffer.read(s, Help.dir +/+ "sounds/a11wlk01.wav");
  52
  53 (
  54 SynthDef("help-binWipe", { arg out=0;
  55         var inA, chainA, inB, chainB, chain;
  56         inA = WhiteNoise.ar(0.2);
  57         inB = LFSaw.ar(100, 0, 0.2);
  58         chainA = FFT(LocalBuf(2048), inA);
  59         chainB = FFT(LocalBuf(2048), inB);
  60         chain = PV_BinWipe(chainA, chainB, MouseX.kr(-1, 1));
  61         Out.ar(out, 0.1 * IFFT(chain).dup);
  62 }).play(s);
  63 )
  64
  65 (
  66 SynthDef("help-binWipe2", { arg out=0, soundBufnum=2;
  67         var inA, chainA, inB, chainB, chain;
  68         inA = WhiteNoise.ar(0.2);
  69         inB = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);
  70         chainA = FFT(LocalBuf(2048), inA);
  71         chainB = FFT(LocalBuf(2048), inB);
  72         chain = PV_BinWipe(chainA, chainB, MouseX.kr(-1, 1));
  73         Out.ar(out, 0.1 * IFFT(chain).dup);
  74 }).play(s, [\soundBufnum, b]);
  75 )
  76 ::