AnalogTapeModel

commit 1a3e41a9eb47d6cc5f52ba4ab0c6670d830d8712
parent 7fc7b0bd07e3866cfc5f1c2de6b5893828fb4391
Author: jatinchowdhury18 <[email protected]>
Date:   Mon, 27 Jan 2020 17:35:45 -0800

Larger out gain range, optional 16x oversampling

Diffstat:
M
Plugin/Source/GUI Components/MainControls.cpp
 | 
2
+-
M
Plugin/Source/PluginProcessor.cpp
 | 
2
+-
M
Plugin/Source/Processors/Hysteresis/HysteresisProcessor.cpp
 | 
5
++++-
M
Plugin/Source/Processors/Hysteresis/HysteresisProcessor.h
 | 
2
+-

4 files changed, 7 insertions(+), 4 deletions(-)
diff --git a/Plugin/Source/GUI Components/MainControls.cpp b/Plugin/Source/GUI Components/MainControls.cpp
@@ -6,7 +6,7 @@ MainControls::MainControls (ChowtapeModelAudioProcessor& proc) :
 {
     ChowtapeModelAudioProcessorEditor::createSlider (gainInKnob,  proc.getVTS(), "ingain",  gainInAttach,  *this, myLNF, " dB");
     ChowtapeModelAudioProcessorEditor::createSlider (gainOutKnob, proc.getVTS(), "outgain", gainOutAttach, *this, myLNF, " dB");
-    ChowtapeModelAudioProcessorEditor::createComboBox (oversampling, proc.getVTS(), "os", osAttach, this, StringArray ({"2x", "4x", "8x"}));
+    ChowtapeModelAudioProcessorEditor::createComboBox (oversampling, proc.getVTS(), "os", osAttach, this, StringArray ({"2x", "4x", "8x", "16x"}));
     // ChowtapeModelAudioProcessorEditor::createComboBox (oversampling, processor.overSampling, this);
     // ChowtapeModelAudioProcessorEditor::createComboBox (tapeSpeed, processor.tapeSpeed, this);
     // //ChowtapeModelAudioProcessorEditor::createComboBox (tapeType, processor.tapeType, this);
diff --git a/Plugin/Source/PluginProcessor.cpp b/Plugin/Source/PluginProcessor.cpp
@@ -40,7 +40,7 @@ AudioProcessorValueTreeState::ParameterLayout ChowtapeModelAudioProcessor::creat
     std::vector<std::unique_ptr<RangedAudioParameter>> params;
 
     params.push_back (std::make_unique<AudioParameterFloat> ("ingain",  "Input Gain",  -30.0f, 6.0f, 0.0f));
-    params.push_back (std::make_unique<AudioParameterFloat> ("outgain", "Output Gain", -30.0f, 6.0f, 0.0f));
+    params.push_back (std::make_unique<AudioParameterFloat> ("outgain", "Output Gain", -30.0f, 30.0f, 0.0f));
 
     HysteresisProcessor::createParameterLayout (params);
     LossFilter::createParameterLayout (params);
diff --git a/Plugin/Source/Processors/Hysteresis/HysteresisProcessor.cpp b/Plugin/Source/Processors/Hysteresis/HysteresisProcessor.cpp
@@ -16,6 +16,7 @@ HysteresisProcessor::HysteresisProcessor (AudioProcessorValueTreeState& vts)
     overSample[0].reset (new dsp::Oversampling<float> (2, 1, dsp::Oversampling<float>::filterHalfBandPolyphaseIIR));
     overSample[1].reset (new dsp::Oversampling<float> (2, 2, dsp::Oversampling<float>::filterHalfBandPolyphaseIIR));
     overSample[2].reset (new dsp::Oversampling<float> (2, 3, dsp::Oversampling<float>::filterHalfBandPolyphaseIIR));
+    overSample[3].reset (new dsp::Oversampling<float> (2, 4, dsp::Oversampling<float>::filterHalfBandPolyphaseIIR));
 
     for (int ch = 0; ch < 2; ++ch)
     {
@@ -32,7 +33,7 @@ void HysteresisProcessor::createParameterLayout (std::vector<std::unique_ptr<Ran
     params.push_back (std::make_unique<AudioParameterFloat> ("sat", "Saturation", 0.0f, 1.0f, 0.5f));
     params.push_back (std::make_unique<AudioParameterFloat> ("width", "Bias", 0.0f, 1.0f, 0.5f));
 
-    params.push_back (std::make_unique<AudioParameterChoice> ("os", "Oversampling", StringArray ({"2x", "4x", "8x"}), 0));
+    params.push_back (std::make_unique<AudioParameterChoice> ("os", "Oversampling", StringArray ({"2x", "4x", "8x", "16x"}), 0));
 }
 
 float HysteresisProcessor::calcMakeup()
@@ -94,6 +95,7 @@ void HysteresisProcessor::prepareToPlay (double sampleRate, int samplesPerBlock)
     overSample[0]->initProcessing (samplesPerBlock);
     overSample[1]->initProcessing (samplesPerBlock);
     overSample[2]->initProcessing (samplesPerBlock);
+    overSample[3]->initProcessing (samplesPerBlock);
     prevOS = (int) *osParam;
 
     dcBlocker[0].reset (sampleRate);
@@ -117,6 +119,7 @@ void HysteresisProcessor::releaseResources()
     overSample[0]->reset();
     overSample[1]->reset();
     overSample[2]->reset();
+    overSample[3]->reset();
 }
 
 void HysteresisProcessor::processBlock (AudioBuffer<float>& buffer, MidiBuffer& /*midi*/)
diff --git a/Plugin/Source/Processors/Hysteresis/HysteresisProcessor.h b/Plugin/Source/Processors/Hysteresis/HysteresisProcessor.h
@@ -148,7 +148,7 @@ private:
     float fs = 44100.0f;
     int prevOS = 0;
     HysteresisProcessing hProcs[2];
-    std::unique_ptr<dsp::Oversampling<float>> overSample[3]; // needs oversampling to avoid aliasing
+    std::unique_ptr<dsp::Oversampling<float>> overSample[4]; // needs oversampling to avoid aliasing
     TransformerHPF dcBlocker[2];
     // TransformerShelf dcLower[2];