Method ceil

src/fl/math/fixed_point.h:320–322

    // Round up to the nearest integer: ceil(3.2) → 4.0, ceil(-1.8) → -1.0
    static constexpr FASTLED_FORCE_INLINE fixed_point ceil(fixed_point x) FL_NOEXCEPT {
        return from_raw(Base::ceil(x).raw());
    }

    // Fractional part: fract(3.75) → 0.75, fract(-1.25) → 0.75
    static constexpr FASTLED_FORCE_INLINE fixed_point fract(fixed_point x) FL_NOEXCEPT {