atan_full_()

template<typename F>

F fl::detail::atan_full_ ( F u )

inline

Definition at line 549 of file math.cpp.hpp.

                                      {
    const F kPiHalf = F(1.57079632679489661923);
    // Reduce to |u| <= 1 via the reciprocal identity.
    if (u > F(1)) {
        return kPiHalf - atan_poly_unit_(F(1) / u);
    } else if (u < F(-1)) {
        return -kPiHalf - atan_poly_unit_(F(1) / u);
    }
    return atan_poly_unit_(u);
}

References atan_poly_unit_(), and fl::FL_NO_EXCEPT.

Referenced by fl::asin_impl_double(), fl::asin_impl_float(), atan2_full_(), fl::atan_impl_double(), and fl::atan_impl_float().

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