environmental-instruments-published/PluginProcessor.h at notation-paper · leoauri/environmental-instruments-published · GitHub

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#pragma once

#include "circular_buffer.h"

#include <juce_audio_processors/juce_audio_processors.h>
#include "backend.h"
#include "JoyConBridge/src/JoyConBridge/protocol.h"
using SensorData = joy_con_bridge::protocol::SensorData;

#include <memory>
#include <semaphore>
#include <thread>

class MovementIn;
class EnvironmentalInstrumentsAudioProcessorEditor;
class SensorToAudio;

//==============================================================================
class EnvironmentalInstrumentsAudioProcessor final : public juce::AudioProcessor
{
public:
    //==============================================================================
    EnvironmentalInstrumentsAudioProcessor();
    ~EnvironmentalInstrumentsAudioProcessor() override;

    std::unique_ptr<Backend> backend;
    std::unique_ptr<MovementIn> movementIn;
    std::unique_ptr<SensorToAudio> sensorToAudio;

    void setEditor(EnvironmentalInstrumentsAudioProcessorEditor* editor);
    void destroyEditor();

    void logMessage(const juce::String& message);
    void updateJoyConConnectionStatus(const bool leftJC, const bool rightJC);

    //==============================================================================
    void prepareToPlay (double sampleRate, int samplesPerBlock) override;
    void releaseResources() override;

    bool isBusesLayoutSupported (const BusesLayout& layouts) const override;

    void processBlock (juce::AudioBuffer<float>&, juce::MidiBuffer&) override;
    using AudioProcessor::processBlock;

    //==============================================================================
    juce::AudioProcessorEditor* createEditor() override;
    bool hasEditor() const override;

    //==============================================================================
    const juce::String getName() const override;

    bool acceptsMidi() const override;
    bool producesMidi() const override;
    bool isMidiEffect() const override;
    double getTailLengthSeconds() const override;

    //==============================================================================
    int getNumPrograms() override;
    int getCurrentProgram() override;
    void setCurrentProgram (int index) override;
    const juce::String getProgramName (int index) override;
    void changeProgramName (int index, const juce::String& newName) override;

    //==============================================================================
    void getStateInformation (juce::MemoryBlock& destData) override;
    void setStateInformation (const void* data, int sizeInBytes) override;

    struct UIState {
        bool lConnected = false;
        bool rConnected = false;
        juce::String logText;
    };
    UIState getLockUiState();
    UIState getUiState();

private:
    EnvironmentalInstrumentsAudioProcessorEditor* pluginEditor = nullptr;

    std::mutex uiStateMutex;
    std::unique_lock<std::mutex> uiStateLock{uiStateMutex, std::defer_lock};  // Initialize in unlocked state
    UIState uiState;

    juce::CriticalSection logLock;

    juce::AudioBuffer<float> modelInput;
    juce::AudioBuffer<float> modelOutput;
    std::vector<float*> modelInputPts;
    std::vector<float*> modelOutputPts;

    int audioBufferNumSamples;
    int sizeModelWindow;
    int modelOutputChannels;
    bool runAudio;

    int mobAvailable;
    std::mutex mobLock;
    std::unique_ptr<circular_buffer<float>[]> modelOutputBuffer;

    std::unique_ptr<std::thread> backendThread;
    void runBackend();
    std::atomic<bool> shouldStopBackend;

    //==============================================================================
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (EnvironmentalInstrumentsAudioProcessor)
};