smoothstep()

template<typename Derived, int IntBits, int FracBits>

static FASTLED_FORCE_INLINE Derived fl::fixed_point_base< Derived, IntBits, FracBits >::smoothstep ( Derived edge0, Derived edge1, Derived x )

inlinestatic

Definition at line 155 of file base.h.

                                                                                            {
        constexpr Derived zero(0.0f);
        constexpr Derived one(1.0f);
        constexpr Derived two(2.0f);
        constexpr Derived three(3.0f);
        Derived t = clamp((x - edge0) / (edge1 - edge0), zero, one);
        return t * t * (three - two * t);
    }

References clamp(), FASTLED_FORCE_INLINE, fl::t, and fl::x.

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