33 lines
738 B
C++
33 lines
738 B
C++
#pragma once
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#include "GLPanel.h"
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#include <atomic>
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class WaterfallPanel : public GLPanel {
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public:
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WaterfallPanel();
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void setup(int fft_size_in, int num_waterfall_lines_in);
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void refreshTheme();
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void setPoints(std::vector<float> &points);
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void step();
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void update();
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protected:
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void drawPanelContents();
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private:
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std::vector<float> points;
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GLuint waterfall[2];
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int waterfall_ofs[2];
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int fft_size;
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int waterfall_lines;
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unsigned char *waterfall_slice;
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std::vector<unsigned char> lineBuffer[2];
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std::vector<unsigned char> rLineBuffer[2];
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std::atomic_int lines_buffered;
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std::atomic_bool texInitialized, bufferInitialized;
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ColorTheme *activeTheme;
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};
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