Initial BEAMGRID VST3/AU spectrum analyzer

Source/PluginProcessor.h

@@ -0,0 +1,45 @@
+#pragma once
+
+#include "JuceHeader.h"
+#include "Analyser.h"
+
+class BeamgridAudioProcessor : public juce::AudioProcessor
+{
+public:
+    BeamgridAudioProcessor();
+    ~BeamgridAudioProcessor() 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;
+
+    juce::AudioProcessorEditor* createEditor() override;
+    bool hasEditor() const override { return true; }
+
+    const juce::String getName() const override { return JucePlugin_Name; }
+    bool acceptsMidi() const override { return false; }
+    bool producesMidi() const override { return false; }
+    bool isMidiEffect() const override { return false; }
+    double getTailLengthSeconds() const override { return 0.0; }
+
+    int getNumPrograms() override { return 1; }
+    int getCurrentProgram() override { return 0; }
+    void setCurrentProgram (int) override {}
+    const juce::String getProgramName (int) override { return {}; }
+    void changeProgramName (int, const juce::String&) override {}
+
+    void getStateInformation (juce::MemoryBlock&) override;
+    void setStateInformation (const void* data, int sizeInBytes) override;
+
+    Analyser& getAnalyser() { return analyser; }
+    juce::AudioProcessorValueTreeState& getParametersState() { return params; }
+
+private:
+    juce::AudioProcessorValueTreeState::ParameterLayout createParameterLayout();
+
+    juce::AudioProcessorValueTreeState params;
+    Analyser analyser;
+
+    JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (BeamgridAudioProcessor)
+};