a587a43ff9
Dual-stage compressor (optical + VCA) with output transformer saturation. - Port-Hamiltonian T4B opto-cell model with implicit trapezoidal integration - Feed-forward VCA with 7 ratios, 6 attack/release presets, Dual release mode - 3 transformer types (Nickel/Iron/Steel) with 4x oversampled waveshaping - Analog-style needle VU meters, horizontal GR meters - Sidechain HPF, stereo link, independent section bypass - Full state save/restore, CI/CD for Windows/macOS/Linux
63 sor
1.9 KiB
C++
63 sor
1.9 KiB
C++
#pragma once
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#include <JuceHeader.h>
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class VuMeter : public juce::Component
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{
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public:
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void setLevel (float left, float right)
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{
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if (left > peakL) peakL = left;
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else peakL *= 0.995f;
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if (right > peakR) peakR = right;
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else peakR *= 0.995f;
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levelL = std::max (left, levelL * 0.85f);
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levelR = std::max (right, levelR * 0.85f);
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repaint();
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}
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void paint (juce::Graphics& g) override
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{
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auto bounds = getLocalBounds().toFloat().reduced (1);
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float barGap = 2.0f;
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float halfW = (bounds.getWidth() - barGap) / 2.0f;
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auto leftBar = bounds.removeFromLeft (halfW);
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bounds.removeFromLeft (barGap);
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auto rightBar = bounds;
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drawBar (g, leftBar, levelL, peakL);
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drawBar (g, rightBar, levelR, peakR);
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}
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private:
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float levelL = 0.0f, levelR = 0.0f;
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float peakL = 0.0f, peakR = 0.0f;
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void drawBar (juce::Graphics& g, juce::Rectangle<float> bar, float level, float peak)
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{
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g.setColour (juce::Colour (0xff111122));
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g.fillRoundedRectangle (bar, 2.0f);
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float displayLevel = std::pow (juce::jlimit (0.0f, 1.0f, level), 0.5f);
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float h = bar.getHeight() * displayLevel;
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auto filled = bar.withTop (bar.getBottom() - h);
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if (displayLevel < 0.6f)
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g.setColour (juce::Colour (0xff00cc44));
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else if (displayLevel < 0.85f)
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g.setColour (juce::Colour (0xffcccc00));
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else
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g.setColour (juce::Colour (0xffff3333));
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g.fillRoundedRectangle (filled, 2.0f);
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float displayPeak = std::pow (juce::jlimit (0.0f, 1.0f, peak), 0.5f);
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if (displayPeak > 0.01f)
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{
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float peakY = bar.getBottom() - bar.getHeight() * displayPeak;
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g.setColour (juce::Colours::white.withAlpha (0.8f));
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g.fillRect (bar.getX(), peakY, bar.getWidth(), 1.5f);
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}
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}
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};
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