From 37084e19a685cb029fa49a78e4bafe8dd07ab634 Mon Sep 17 00:00:00 2001 From: epoch Date: Sun, 24 Dec 2017 04:34:11 -0600 Subject: switching math to just double and not double long --- src/math.c | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'src/math.c') diff --git a/src/math.c b/src/math.c index 75ec93c..f9221a3 100644 --- a/src/math.c +++ b/src/math.c @@ -43,24 +43,24 @@ c2_t rotate_c2(c2_t p1,c2_t p2,radians dr) { real d=distance2(p1,p2); radians r=points_to_angle(p2,p1); r.r=r.r+dr.r; - p3.x=(cosl(r.r) * d) + p2.x; - p3.y=(sinl(r.r) * d) + p2.y; + p3.x=(cos(r.r) * d) + p2.x; + p3.y=(sin(r.r) * d) + p2.y; return p3; } 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) )); + return sqrt(( (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) }; + return (degrees){(r.r * (real)180 / M_PI) }; } radians d2r(degrees d) { while(d.d<0) d.d+=360; - return (radians){(real)(d.d%360) / (real)180 * M_PIl}; + return (radians){(real)(d.d%360) / (real)180 * M_PI}; } //the angle from the first point to the second point. not the other way around. radians points_to_angle(c2_t p1,c2_t p2) { - real a=atan2l(p2.y-p1.y,p2.x-p1.x); - return (radians){a>=0?a:M_PIl+M_PIl+a}; + real a=atan2(p2.y-p1.y,p2.x-p1.x); + return (radians){a>=0?a:M_PI+M_PI+a}; } -- cgit v1.2.3