Method update

src/fl/math/filter/filter.h:190–190

    explicit ExponentialSmoother(T tau_seconds, T initial = T(0))
        : mImpl(tau_seconds, initial) {}
    FASTLED_FORCE_INLINE T update(T input, T dt_seconds) { return mImpl.update(input, dt_seconds); }
    FASTLED_FORCE_INLINE T value() const { return mImpl.value(); }
    FASTLED_FORCE_INLINE void reset(T initial = T(0)) { mImpl.reset(initial); }
    FASTLED_FORCE_INLINE void setTau(T tau_seconds) { mImpl.setTau(tau_seconds); }