diff options
Diffstat (limited to 'src/math.c')
-rw-r--r-- | src/math.c | 4 |
1 files changed, 4 insertions, 0 deletions
@@ -49,6 +49,10 @@ real distance2(c2_t p1,c2_t p2) { return sqrtl(( (p1.x-p2.x)*(p1.x-p2.x) )+( (p1.y-p2.y)*(p1.y-p2.y) )); } +degrees r2d(radians r) { + return (degrees){(r.r * (real)180 / M_PIl) }; +} + radians d2r(degrees d) { while(d.d<0) d.d+=360; return (radians){(real)(d.d%360) / (real)180 * M_PIl}; |