atan_unit()

static FASTLED_FORCE_INLINE s16x16 fl::s16x16::atan_unit ( s16x16 t )

inlinestaticprivate

Definition at line 465 of file s16x16.h.

                                                                        {
        constexpr s16x16 c0(0.9998779297f);
        constexpr s16x16 c1(-0.3269348145f);
        constexpr s16x16 c2(0.1594085693f);
        constexpr s16x16 c3(-0.0472106934f);
        s16x16 t2 = t * t;
        return t * (c0 + t2 * (c1 + t2 * (c2 + t2 * c3)));
    }

References s16x16(), FASTLED_FORCE_INLINE, fl::FL_NO_EXCEPT, and fl::t.

Referenced by atan(), and atan2().

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