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Armin 2026-08-10 12:55:02 +02:00
commit 6c0d072465
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Source/SpectrumDisplay.h Normal file
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#pragma once
#include <JuceHeader.h>
#include <array>
#include "PluginProcessor.h"
class SpectrumDisplay : public juce::Component, private juce::Timer
{
public:
explicit SpectrumDisplay (HorizontAudioProcessor&);
~SpectrumDisplay() override;
void paint (juce::Graphics&) override;
void setScaleFactor (float scale);
private:
void timerCallback() override;
HorizontAudioProcessor& processor;
static constexpr int fftOrder = 10;
static constexpr int fftSize = 1 << fftOrder;
static constexpr int numBins = 48;
void computeLevels (const float* samples, int got, std::array<float, numBins>& out);
juce::Path makeCurve (const juce::Rectangle<float>& graph, const std::array<float, numBins>& data) const;
juce::dsp::FFT fft { fftOrder };
std::vector<float> fftData = std::vector<float> (2 * fftSize, 0.0f);
std::vector<float> window;
std::array<float, numBins> level {};
std::array<float, numBins> display {};
std::array<float, numBins> peak {};
std::array<float, numBins> dryLevel {};
std::array<float, numBins> dryDisplay {};
std::array<float, numBins> dryPeak {};
float scaleFactor = 1.0f;
JUCE_DECLARE_NON_COPYABLE_WITH_LEAK_DETECTOR (SpectrumDisplay)
};