Safe Haskell | Safe-Inferred |
---|---|
Language | Haskell2010 |
A bearing in degrees between 0 and 360.
Documentation
Eq Bearing | |
Ord Bearing | |
Show Bearing | A show instance that prints to 4 decimal places. This is to take floating-point rounding errors into account. |
AsBearing p f Bearing | |
(Profunctor p, Functor f) => AsVincentyDirectResult p f (Coordinate, Bearing) |
class AsBearing p f s where Source
Nothing
(Choice p, Applicative f) => AsBearing p f Double | A prism on bearing to a double between 0 inclusive and 360 exclusive.
all (\m -> _Bearing # m == n) ((n :: Double) ^? _Bearing) |
AsBearing p f Bearing | |
((~) (* -> * -> *) p (->), Functor f) => AsBearing p f VincentyDirectResult |
modBearing :: Double -> Bearing Source
Construct a bearing such that if the given value is out of bounds, a modulus is taken to keep it within 0 inclusive and 360 exclusive.
>>>
modBearing 7
Bearing 7.0000
>>>
modBearing 0
Bearing 0.0000
>>>
modBearing (-0.0001)
Bearing 359.9999
>>>
modBearing 360
Bearing 0.0000
>>>
modBearing 359.99999
Bearing 360.0000
>>>
modBearing 359.999
Bearing 359.9990