lumi

-module(util).
-compile([no_auto_import, nowarn_unused_vars, nowarn_unused_function, nowarn_nomatch]).

-export([fmod/2, wrap_to_range/3, pi/0, degrees_to_radians/1, radians_to_degrees/1, sin/1, cos/1, atan/1, atan2/2]).

-spec fmod(float(), float()) -> float().
fmod(X, Y) ->
    math:fmod(X, Y).

-spec wrap_to_range(float(), float(), float()) -> float().
wrap_to_range(X, Min, Max) ->
    V = math:fmod(X - Min, Max - Min) + Min,
    case V =< +0.0 of
        true ->
            V + Max;

        false ->
            V
    end.

-spec pi() -> float().
pi() ->
    math:pi().

-spec degrees_to_radians(float()) -> float().
degrees_to_radians(Degrees) ->
    (Degrees / 180.0) * math:pi().

-spec radians_to_degrees(float()) -> float().
radians_to_degrees(Radians) ->
    case math:pi() of
        +0.0 -> +0.0;
        -0.0 -> -0.0;
        Gleam@denominator -> Radians * 180.0 / Gleam@denominator
    end.

-spec sin(float()) -> float().
sin(X) ->
    math:sin(X).

-spec cos(float()) -> float().
cos(X) ->
    math:cos(X).

-spec atan(float()) -> float().
atan(X) ->
    math:atan(X).

-spec atan2(float(), float()) -> float().
atan2(Y, X) ->
    math:atan2(Y, X).