PluginProcessor.h

#pragma once
 
#include <juce_audio_processors/juce_audio_processors.h>
#include "Oscillator.h"
#include "SynthVoice.h"
 
//==============================================================================
class SynthAudioProcessor final : public juce::AudioProcessor, juce::AudioProcessorValueTreeState::Listener
{
public:
    //==============================================================================
    SynthAudioProcessor();
    ~SynthAudioProcessor() 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;
 
    void parameterChanged(const juce::String &parameter, float newValue) override;
 
    juce::AudioProcessorValueTreeState parameters;
    juce::MidiKeyboardState keyboardState;
 
private:
    std::atomic<bool> requiresUpdate{false};
    juce::Synthesiser synth;
    static constexpr int numOfVoices = 3;
    juce::AudioParameterInt* oscTypeParameter;
 
    //==============================================================================
    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR(SynthAudioProcessor)
};