software_knock.h

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#pragma once
 
#include "pch.h"
#include <cstdint>
 
#include "fft/fft.h"
 
#define FFT_SIZE 1024
 
struct SpectrogramData {
    fft::complex_type fftBuffer[FFT_SIZE];
    float window[FFT_SIZE];
};
 
void initSoftwareKnock();
void knockSamplingCallback(uint8_t cylinderIndex, efitick_t nowNt);