Initial plugin version

Source/SynthVoice.h

@@ -0,0 +1,100 @@
+#pragma once
+
+#include <JuceHeader.h>
+#include "NeuralSharedParams.h"
+
+#include <iostream>
+
+/*struct ADSRProcessor : public juce::dsp::ProcessorBase
+{
+    // -----------------------------------------------------------------
+    void prepare(const juce::dsp::ProcessSpec& spec) override
+    {
+        adsr.setSampleRate(spec.sampleRate);
+    }
+
+    void reset() override { adsr.reset(); }
+
+    void process(const juce::dsp::ProcessContextReplacing<float> &ctx) override
+    {
+        DBG("Processing...");
+
+        auto& outputBlock = context.getOutputBlock();
+        const auto numSamples = (int)outputBlock.getNumSamples();
+        const auto numChannels = (int)outputBlock.getNumChannels();
+
+        // Wrap the outputBlock into AudioBuffer
+        for (int ch = 0; ch < numChannels; ++ch)
+            buffer.setWritePointer(ch, outputBlock.getChannelPointer(ch));
+
+        adsr.applyEnvelopeToBuffer(buffer, 0, numSamples);
+    }
+
+    // -----------------------------------------------------------------
+    // These two are NOT part of the ProcessorBase interface <20> they are
+    // your private hooks that the voice will call on note events.
+    void noteOn(const juce::ADSR::Parameters& p) { 
+        adsr.setParameters(p); adsr.noteOn(); 
+    }
+    void noteOff() { adsr.noteOff(); }
+
+private:
+    juce::ADSR adsr;
+    juce::AudioBuffer<float> buffer;
+};*/
+
+//==============================================================================
+class NeuralSynthVoice : public juce::MPESynthesiserVoice
+{
+public:
+    NeuralSynthVoice(NeuralSharedParams& sp);
+
+    //==============================================================================
+    void prepare(const juce::dsp::ProcessSpec& spec);
+
+    //==============================================================================
+    void noteStarted() override;
+
+    //==============================================================================
+    void notePitchbendChanged() override;
+
+    //==============================================================================
+    void noteStopped(bool) override;
+
+    //==============================================================================
+    void notePressureChanged();
+    void noteTimbreChanged();
+    void noteKeyStateChanged();
+
+    //==============================================================================
+    void renderNextBlock(juce::AudioBuffer<float>& outputBuffer, int startSample, int numSamples);
+
+    void setWaveform(int waveformType);
+
+    void changeWaveform(int waveform) noexcept {
+        this->waveform = waveform;
+    }
+
+private:
+    //==============================================================================
+    juce::HeapBlock<char> heapBlock;
+    juce::dsp::AudioBlock<float> tempBlock;
+
+    enum
+    {
+        synthIndex
+    };
+
+    juce::dsp::ProcessorChain<
+        juce::dsp::Oscillator<float>
+    > processorChain;
+
+    juce::ADSR adsr;
+    NeuralSharedParams& shared;
+
+    static constexpr size_t lfoUpdateRate = 100;
+
+    static inline float msToSecs(float ms) { return ms * 0.001f; }
+
+    std::atomic<int> waveform { -1 };
+};