#ifndef __PDR_FFT_H__
#define __PDR_FFT_H__

/* Header File Including ------------------------------------------------------------------------ */
#include <stdint.h>
#include <math.h>
#include "Complex.h"

/* Macro Declaration ---------------------------------------------------------------------------- */
#define M_PI            3.14159265358979323846  /* pi */

/* Structure Declaration ------------------------------------------------------------------------ */

/* Function Declaration ------------------------------------------------------------------------- */
extern int FFT_Dft(Complex_t *fft, float *signal, int length);
extern int FFT_Fft(Complex_t *fft, float *signal, int length);

#endif