MainPipeline.h

/*
  ==============================================================================

    MainPipeline.h

  ==============================================================================
*/

#pragma once

#include "Task.h"

#include "Convolution.h"
#include "Gain.h"
#include "Mixer.h"

namespace reverb
{

    //==============================================================================
    /**
     * Main audio processing pipeline. Contains various steps applied on every processing cycle,
     * in particular convolution with the associated impulse response and some cleanup steps
     * afterwards. This pipeline constitutes the critical path (i.e. it limits plugin
     * performance) and thus is more heavily optimised than its IR counterpart.
     */
    class MainPipeline : public Task
    {
    public:
        //==============================================================================
        MainPipeline(juce::AudioProcessor * processor);

        ~MainPipeline() = default;

        //==============================================================================
        using Ptr = std::shared_ptr<MainPipeline>;

        //==============================================================================
        virtual void updateParams(const juce::AudioProcessorValueTreeState& params,
                                  const juce::String& = "") override;

        virtual void updateSampleRate(double sr) override;

        virtual AudioBlock exec(AudioBlock audio) override;

        //==============================================================================
        /**
         * @brief Pipeline must always be executed
         *
         * @returns True
         */
        virtual bool needsToRun() const override { return true; }

        //==============================================================================
        void loadIR(AudioBlock irIn);

        AudioBlock ir;

    protected:
        //==============================================================================
        Convolution::Ptr convolution;
        Gain::Ptr gain;
        Mixer::Ptr dryWetMixer;
    };

}