Laser Scanner test 4

라디안을 디그리로 바꾸어서 계산.

#include<stdio.h>
#include<string.h>
#include<stdlib.h>
#include<windows.h>
#include<math.h>

#define 읽기 "C:\\first_mfc.txt"

#define RTD 57.29577951f

//#define DTR 1.017453293f

void main(void){
 
    FILE *rp = fopen(읽기, "rt");
 
    int data; // Radius

    double x, y, theta = 0;

    while(1){

        fscanf(rp, "%d", &data);

        x = data * cos( theta / RTD );
        y = data * sin( theta / RTD );

        printf("%lf\n", x);
        printf("%lf\n\n", y);

        if( theta * 2 >= 360) theta = 0;

        theta += 0.5;
  
        if(feof(rp)) break;

    }
    fclose(rp);

}