some app controls, format preserve, start of autotune speed

Source/DemoUtilities.h

@@ -59,7 +59,8 @@ inline std::unique_ptr<InputStream> createAssetInputStream (const char* resource
                                                             [[maybe_unused]] AssertAssetExists assertExists = AssertAssetExists::yes)
 {
   
-    auto assetsDir = File::getCurrentWorkingDirectory().getChildFile("..\\..\\Assets");
+   // auto assetsDir = File::getCurrentWorkingDirectory().getChildFile("..\\..\\Assets");
+    File assetsDir("C:\\Users\\mickl\\Desktop\\Plugins\\Harmonizer\\Assets");
 
     auto resourceFile = assetsDir.getChildFile (resourcePath);
 

Source/Shifter.cpp

@@ -98,13 +98,21 @@ void Shifter::DetectPitch(const float* const* in, float** out, size_t size)
         in_period = in_period * in_period_filter_amount + period * (1.0f - in_period_filter_amount);
     }
     float in_freq = 48000 / in_period;
-
+    
     int midi = (int)(12 * log2f(in_freq / 440) + 69.5f);
-    out_midi[MAX_VOICES] = midi;
+    float target_out_period = 48000.0f / mtof(midi);
+	
+    if (midi != last_autotune_midi) {
+        last_autotune_midi = midi;
+        out_periods[MAX_VOICES] = in_period;
+    }
 
-	static float out_period_filter_amount = 0.7f; // You can expose this as a parameter 
-	float target_out_period = 48000.0f / mtof(midi);
-	out_periods[MAX_VOICES] = out_periods[MAX_VOICES] * out_period_filter_amount + target_out_period * (1.0f - out_period_filter_amount);
+	float error = target_out_period - out_periods[MAX_VOICES];
+    float adjustment = error * out_period_filter_amount;
+
+    //target_out_period = in_period * out_period_filter_amount + target_out_period * (1 - out_period_filter_amount);
+    out_midi[MAX_VOICES] = midi;
+	out_periods[MAX_VOICES] += adjustment;
 }
 
 void Shifter::SetRates() {}

Source/Shifter.h

@@ -82,6 +82,7 @@ public:
     void AddMidiNote(int note);
     void RemoveMidiNote(int note);
 	void SetFormantPreserve(float val) { formant_preserve = val; }
+    void SetAutoTuneSpeed(float val) { out_period_filter_amount = 1 - val; }
 
     int out_midi[MAX_VOICES + 1] = { -1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1,-1 };
 
@@ -129,6 +130,9 @@ private:
     float out_buffer[2][BUFFER_SIZE];
     int out_playhead = 0;
     int in_playhead = 0;
+	int last_autotune_midi = -1;
+
+	float out_period_filter_amount = 0.7f; // You can expose this as a parameter
     
     float out_periods[MAX_VOICES + 1] = { 0,0,0,0,0,0,0,0,0,0,0,0 }; //C3
     float out_panning[MAX_VOICES + 1] = { 0,0,0,0,0,0,0,0,0,0,0,.5 }; //C3

Source/WebViewPluginDemo.h

@@ -63,6 +63,7 @@ namespace ID
 #define PARAMETER_ID(str) static const ParameterID str { #str, 1 };
 
 	PARAMETER_ID(formantPreserve)
+	PARAMETER_ID(autoTuneSpeed)
 		PARAMETER_ID(mute)
 		PARAMETER_ID(filterType)
 
@@ -210,8 +211,8 @@ public:
 				.5f)),
 
 			autoTuneSpeed(addToLayout<AudioParameterFloat>(layout,
-				ID::formantPreserve,
-				"AutoTuneSpeed",
+				ID::autoTuneSpeed,
+				"AutoTune Speed",
 				NormalisableRange<float> {0.0f, 1.0f, .01f},
 				.5f)),
 			mute(addToLayout<AudioParameterBool>(layout, ID::mute, "Mute", false)),
@@ -318,6 +319,7 @@ void WebViewPluginAudioProcessor::processBlock(juce::AudioBuffer<float>& buffer,
 	for (auto i = totalNumInputChannels; i < totalNumOutputChannels; ++i)
 		buffer.clear(i, 0, buffer.getNumSamples());
 	shifter.SetFormantPreserve(parameters.formantPreserve.get());
+	shifter.SetAutoTuneSpeed(parameters.autoTuneSpeed.get());
 	juce::AudioBuffer<float> const_buff;
 	const_buff.makeCopyOf(buffer);
 	shifter.Process(const_buff.getArrayOfReadPointers(), (float**)buffer.getArrayOfWritePointers(), buffer.getNumSamples());
@@ -463,6 +465,7 @@ private:
 	WebViewPluginAudioProcessor& processorRef;
 
 	WebSliderRelay       formantSliderRelay{ "formantSlider" };
+	WebSliderRelay       autoTuneSpeedSliderRelay{ "autoTuneSpeedSlider" };
 	WebToggleButtonRelay muteToggleRelay{ "muteToggle" };
 	WebComboBoxRelay     filterTypeComboRelay{ "filterTypeCombo" };
 
@@ -474,6 +477,7 @@ private:
 																	  .withUserDataFolder(File::getSpecialLocation(File::SpecialLocationType::tempDirectory)))
 										 .withNativeIntegrationEnabled()
 										 .withOptionsFrom(formantSliderRelay)
+										 .withOptionsFrom(autoTuneSpeedSliderRelay)
 										 .withOptionsFrom(muteToggleRelay)
 										 .withOptionsFrom(filterTypeComboRelay)
 										 .withOptionsFrom(controlParameterIndexReceiver)
@@ -488,6 +492,7 @@ private:
 																URL { localDevServerAddress }.getOrigin()) };
 
 	WebSliderParameterAttachment       formantAttachment;
+	WebSliderParameterAttachment       autoTuneSpeedAttachment;
 	WebToggleButtonParameterAttachment muteAttachment;
 	WebComboBoxParameterAttachment     filterTypeAttachment;
 
@@ -616,6 +621,9 @@ WebViewPluginAudioProcessorEditor::WebViewPluginAudioProcessorEditor(WebViewPlug
 	formantAttachment(*processorRef.state.getParameter(ID::formantPreserve.getParamID()),
 		formantSliderRelay,
 		processorRef.state.undoManager),
+	autoTuneSpeedAttachment(*processorRef.state.getParameter(ID::autoTuneSpeed.getParamID()),
+		autoTuneSpeedSliderRelay,
+		processorRef.state.undoManager),
 	muteAttachment(*processorRef.state.getParameter(ID::mute.getParamID()),
 		muteToggleRelay,
 		processorRef.state.undoManager),
@@ -625,8 +633,8 @@ WebViewPluginAudioProcessorEditor::WebViewPluginAudioProcessorEditor(WebViewPlug
 {
 	addAndMakeVisible(webComponent);
 
-	webComponent.goToURL(localDevServerAddress);
-	//webComponent.goToURL (WebBrowserComponent::getResourceProviderRoot());
+	//webComponent.goToURL(localDevServerAddress);
+	webComponent.goToURL (WebBrowserComponent::getResourceProviderRoot());
 
 	setSize(500, 500);