PluginProcessor.h

#pragma once
 
#include <juce_audio_processors/juce_audio_processors.h>
 
#include <Biquad.h>
#include <Filter.h>
//==============================================================================
class AudioPluginAudioProcessor final : public juce::AudioProcessor, juce::AudioProcessorValueTreeState::Listener
{
  public:
    using FilterTuple =
        std::tuple<std::shared_ptr<Filter>, juce::RangedAudioParameter *, juce::RangedAudioParameter *,
                   std::optional<juce::RangedAudioParameter *>, std::optional<juce::RangedAudioParameter *>,
                   std::optional<juce::RangedAudioParameter *>>;
 
    //==============================================================================
    AudioPluginAudioProcessor();
    ~AudioPluginAudioProcessor() override;
 
    //==============================================================================
    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;
 
    juce::AudioProcessorValueTreeState::ParameterLayout createParameters();
 
    void parameterChanged(const juce::String &parameter, float newValue) override;
    void update();
 
    juce::AudioProcessorValueTreeState &getVTSParameters()
    {
        return mParameters;
    }
 
    juce::AudioBuffer<float> mAudioBuffer;
    juce::AbstractFifo mRingBuffer{1};
    std::atomic<bool> nextFFTBlockReady{false};
 
  private:
    juce::AudioProcessorValueTreeState mParameters;
    std::vector<FilterTuple> mFilters;
    std::atomic<bool> requiresUpdate{true};
    //==============================================================================
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(AudioPluginAudioProcessor)
};