PV_BinShift helpfile improved

(cherry picked from commit 52ebf57)

Signed-off-by: Dan Stowell <danstowell@users.sourceforge.net>

HelpSource/Classes/PV_BinShift.schelp

@@ -35,48 +35,47 @@ code::
 s.boot;
 
 (
-b = Buffer.alloc(s,2048,1);
 c = Buffer.read(s, Platform.resourceDir +/+ "sounds/a11wlk01.wav");
 )
 
 (
-SynthDef("help-binStretch", { arg out=0, bufnum=0;
+SynthDef("help-binStretch", { arg out=0;
 	var in, chain;
 	in = LFSaw.ar(200, 0, 0.2);
-	chain = FFT(bufnum, in);
+	chain = FFT(LocalBuf(2048), in);
 	chain = PV_BinShift(chain, MouseX.kr(0.25, 4, \exponential) );
 	Out.ar(out, 0.5 * IFFT(chain).dup);
-}).play(s,[\out, 0, \bufnum, b.bufnum]);
+}).play;
 )
 
 (
-SynthDef("help-binStretch2", { arg out=0, bufnum=0, soundBufnum=2;
+SynthDef("help-binStretch2", { arg out=0, soundBufnum=2;
 	var in, chain;
 	in = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);
-	chain = FFT(bufnum, in);
+	chain = FFT(LocalBuf(2048), in);
 	chain = PV_BinShift(chain, MouseX.kr(0.25, 4, \exponential) );
 	Out.ar(out, 0.5 * IFFT(chain).dup);
-}).play(s,[\out, 0, \bufnum, b.bufnum, \soundBufnum, c.bufnum]);
+}).play(s,[\out, 0, \soundBufnum, c.bufnum]);
 )
 
 (
 SynthDef("help-binShift", { arg out=0, bufnum=0;
 	var in, chain;
 	in = LFSaw.ar(200, 0, 0.2);
-	chain = FFT(bufnum, in);
+	chain = FFT(LocalBuf(2048), in);
 	chain = PV_BinShift(chain, 1, MouseX.kr(-128, 128) );
 	Out.ar(out, 0.5 * IFFT(chain).dup);
-}).play(s,[\out, 0, \bufnum, b.bufnum]);
+}).play;
 )
 
 (
-SynthDef("help-binShift2", {  arg out=0, bufnum=0, soundBufnum=2;
+SynthDef("help-binShift2", {  arg out=0, soundBufnum=2;
 	var in, chain;
 	in = PlayBuf.ar(1, soundBufnum, BufRateScale.kr(soundBufnum), loop: 1);
-	chain = FFT(bufnum, in);
+	chain = FFT(LocalBuf(2048), in);
 	chain = PV_BinShift(chain, 1, MouseX.kr(-128, 128) );
 	Out.ar(out, 0.5 * IFFT(chain).dup);
-}).play(s,[\out, 0, \bufnum, b.bufnum, \soundBufnum, c.bufnum]);
+}).play(s,[\out, 0, \soundBufnum, c.bufnum]);
 )
 
 ::