Method asin

src/fl/math/fixed_point/base.h:199–202

    }

    static FASTLED_FORCE_INLINE Derived asin(Derived x) {
        constexpr Derived one(1.0f);
        return atan2(x, sqrt(one - x * x));
    }

    static FASTLED_FORCE_INLINE Derived acos(Derived x) {
        constexpr Derived one(1.0f);