101 lines
3.5 KiB
C++
101 lines
3.5 KiB
C++
#pragma once
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#include <JuceHeader.h>
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#include <functional>
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#include "NeuralSharedParams.h"
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#include "BlepOsc.h"
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#include "WavetableOsc.h" // <-- new
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//==============================================================================
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// A single voice with BLEP osc + optional Wavetable osc (morph + anti-aliasing),
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// per-voice ADSR, filter ADSR, flanger/delay/chorus/reverb/distortion/EQ/master.
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class NeuralSynthVoice : public juce::MPESynthesiserVoice
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{
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public:
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explicit NeuralSynthVoice (NeuralSharedParams& sharedParams);
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// JUCE voice API
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void prepare (const juce::dsp::ProcessSpec& spec);
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void renderNextBlock (juce::AudioBuffer<float>& outputBuffer,
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int startSample, int numSamples) override;
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void noteStarted() override;
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void noteStopped (bool allowTailOff) override;
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void notePitchbendChanged() override;
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void notePressureChanged() override {}
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void noteTimbreChanged() override {}
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void noteKeyStateChanged() override {}
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// Called from the processor when the GUI waveform param changes
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void changeWaveform (int wf) { setWaveform (wf); }
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private:
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void setWaveform (int waveformType);
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//=== Processing chain (without oscillator) =================================
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using DelayLine = juce::dsp::DelayLine<float,
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juce::dsp::DelayLineInterpolationTypes::Linear>;
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using IIR = juce::dsp::IIR::Filter<float>;
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using Gain = juce::dsp::Gain<float>;
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using WaveShaper = juce::dsp::WaveShaper<float, std::function<float(float)>>;
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using Chorus = juce::dsp::Chorus<float>;
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using Reverb = juce::dsp::Reverb;
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using Limiter = juce::dsp::Limiter<float>;
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enum ChainIndex
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{
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flangerIndex = 0,
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delayIndex,
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chorusIndex,
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reverbIndex,
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distortionPreGain,
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distortionIndex,
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distortionPostLPF,
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eqLowIndex,
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eqMidIndex,
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eqHighIndex,
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masterIndex,
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limiterIndex
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};
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using Chain = juce::dsp::ProcessorChain<
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DelayLine, // flanger
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DelayLine, // simple delay
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Chorus, // chorus
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Reverb, // reverb
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Gain, // distortion pre-gain (drive)
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WaveShaper, // distortion waveshaper
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IIR, // tone / post-EQ for distortion
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IIR, // EQ low
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IIR, // EQ mid
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IIR, // EQ high
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Gain, // master gain
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Limiter // safety limiter
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>;
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private:
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NeuralSharedParams& shared;
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juce::dsp::ProcessSpec spec {};
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// ==== Oscillators ========================================================
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BlepOsc osc; // polyBLEP (existing)
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std::atomic<int> pendingWaveform { -1 };
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WT::Osc wtOsc; // wavetable oscillator (new)
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static std::shared_ptr<WT::Bank> wtBank; // shared bank across voices
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// ==== Envelopes & Filter =================================================
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juce::ADSR adsr;
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juce::ADSR filterAdsr;
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juce::dsp::StateVariableTPTFilter<float> svf;
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// ==== FX chain ===========================================================
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Chain chain;
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// ==== Scratch buffer =====================================================
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juce::AudioBuffer<float> tempBuffer;
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juce::dsp::AudioBlock<float> tempBlock;
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JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (NeuralSynthVoice)
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};
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