add PCA whitening parameter (#65)

* add PCA whitening parameter

* FluidPCA: Ensure whiten parameter is sent to kr query UGen

Co-authored-by: Gerard <gerard@bumblebee.lan>
Co-authored-by: weefuzzy <gungwho@gmail.com>

release-packaging/Classes/FluidPCA.sc

@@ -1,13 +1,13 @@
 FluidPCA : FluidModelObject{
 
-    var <>numDimensions;
+    var <>numDimensions, <>whiten;
 
-    *new {|server, numDimensions = 2|
-    	^super.new(server,[numDimensions]).numDimensions_(numDimensions);
+    *new {|server, numDimensions = 2, whiten = 0|
+		^super.new(server,[numDimensions, whiten]).numDimensions_(numDimensions).whiten_(whiten);
     }
 
     prGetParams{
-        ^[this.id, numDimensions];
+        ^[this.id, numDimensions, whiten];
     }
 
     fitMsg{|dataSet|
@@ -55,7 +55,7 @@ FluidPCA : FluidModelObject{
         numDimensions = numDimensions ? this.numDimensions;
         this.numDimensions_(numDimensions);
 
-        ^FluidPCAQuery.kr(trig ,this, this.prEncodeBuffer(inputBuffer), this.prEncodeBuffer(outputBuffer), this.numDimensions);
+        ^FluidPCAQuery.kr(trig ,this, this.prEncodeBuffer(inputBuffer), this.prEncodeBuffer(outputBuffer), this.numDimensions, this.whiten);
     }
 
 	inverseTransformPointMsg{|sourceBuffer, destBuffer|
@@ -74,9 +74,9 @@ FluidPCA : FluidModelObject{
 }
 
 FluidPCAQuery :  FluidRTMultiOutUGen {
-       *kr{ |trig, model, inputBuffer,outputBuffer,numDimensions|
+       *kr{ |trig, model, inputBuffer,outputBuffer,numDimensions, whiten|
         ^this.multiNew('control',trig, model.asUGenInput,
-            numDimensions,
+            numDimensions, whiten,
             inputBuffer.asUGenInput, outputBuffer.asUGenInput)
     }
 
@@ -84,4 +84,4 @@ FluidPCAQuery :  FluidRTMultiOutUGen {
 		inputs = theInputs;
 		^this.initOutputs(1, rate);
 	}
-}
+}