mini-era/radar/main.c at master · akothen/mini-era

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/* -*-Mode: C;-*- */

#include <stdio.h>

#include <stdlib.h>

#include <time.h>

#include "calc_fmcw_dist.h"

extern float calculate_peak_dist_from_fmcw(float* data);

int read_input_file(float* data, unsigned int num, char* filename)

{

FILE *fp = fopen(filename, "r");

int i;

for (i=0; i<num; i++) {

fscanf(fp, "%f", (data+i));

}

fclose(fp);

return 0;

}

int main (int argc, char * argv[])

{

if (argc == 2) {

printf("FMCW file used: %s\n", argv[1]);

}

else {

printf("Usage: %s file.dat\n", argv[0]);

return 1;

}

float * a;

a = malloc (2 * RADAR_N * sizeof(float));

read_input_file (a, RADAR_N, argv[1]);

float dist = calculate_peak_dist_from_fmcw(a);

printf("Distance of object from FMCW data = %.2f m\n", dist);

free (a);

return 0;

}