7 #include "simpletools.h" 10 int xy_rotation(
int x,
int y);
24 degrees = xy_rotation(x, y);
34 int xy_rotation(
int x,
int y)
36 float fpx = (float) x;
37 float fpy = (float) y;
39 float fpangle = atan2(fpx, fpy);
40 fpangle *= 180.0 / PI;
41 int angle = (int) fpangle;
42 if(angle < 0) angle = 360 + angle;