Function pennereq::map

pub fn map<T, E>(value: T, inmin: T, inmax: T, outmin: T, outmax: T, eq: E) -> T where
    T: PartialOrd + Sub<T, Output = T> + Add<T, Output = T> + Copy + Zero,
    E: FnOnce(T, T, T, T) -> T, 

Maps a value from an input range to an output range