calling filter code from wrDsp

Source/PluginProcessor.cpp

@@ -70,6 +70,8 @@ void LampshadeAudioProcessor::changeProgramName (int index, const String& newNam
 void LampshadeAudioProcessor::prepareToPlay (double sampleRate, int samplesPerBlock)
 {
     myYin = Yin(sampleRate, samplesPerBlock);
+    aFilter = (filter_svf_t*)malloc(sizeof(filter_svf_t));
+    svf_init(aFilter, 0, sampleRate);
 }
 
 void LampshadeAudioProcessor::releaseResources()
@@ -111,11 +113,13 @@ void LampshadeAudioProcessor::processBlock (AudioSampleBuffer& buffer, MidiBuffe
     static float myPitch;
     if(pitch > 0) { myPitch = pitch; }
     
+    svf_set_freq(aFilter, myPitch);
+    
     float* channel1Data = buffer.getWritePointer (0);
     float* channel2Data = buffer.getWritePointer (1);
     for(int i=0; i < buffer.getNumSamples(); i++){
         incrementer += (myPitch / 4000);
-        channel1Data[i] = sin(incrementer) * 0.1;
+        channel1Data[i] = svf_step(aFilter, channel1Data[i]);
         channel2Data[i] = channel1Data[i];
     }
     printf("%f\n",channel1Data[0]);

Source/PluginProcessor.h

@@ -2,6 +2,10 @@
 
 #include "../JuceLibraryCode/JuceHeader.h"
 #include "Yin.h"
+extern "C" {
+    #include "../wrDsp/wrFilter.h"
+};
+
 
 class LampshadeAudioProcessor  : public AudioProcessor
 {
@@ -39,4 +43,5 @@ public:
 private:
     JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (LampshadeAudioProcessor)
     Yin myYin;
+    filter_svf_t* aFilter;
 };