acos() [2/2]

static FASTLED_FORCE_INLINE s16x16 fl::s16x16::acos ( s16x16 x )

inlinestatic

Definition at line 219 of file s16x16.h.

                                                                  {
        constexpr s16x16 one(1.0f);
        return atan2(sqrt(one - x * x), x);
    }

References s16x16(), atan2(), FASTLED_FORCE_INLINE, FL_NOEXCEPT, sqrt(), and fl::x.

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