FastLED 3.9.15
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◆ sqrt()

static constexpr FASTLED_FORCE_INLINE u8x8 fl::u8x8::sqrt ( u8x8 x)
inlinestaticconstexpr

Definition at line 164 of file u8x8.h.

164 {
165 return x.mValue == 0 ? u8x8() : from_raw(static_cast<u16>(
166 fl::isqrt32(static_cast<u32>(x.mValue) << FRAC_BITS)));
167 }
static constexpr int FRAC_BITS
Definition u8x8.h:22
static constexpr FASTLED_FORCE_INLINE u8x8 from_raw(u16 raw) FL_NOEXCEPT
Definition u8x8.h:53
u16 mValue
Definition u8x8.h:191
constexpr u8x8() FL_NOEXCEPT=default
FL_OPTIMIZE_FUNCTION constexpr u16 isqrt32(u32 x) FL_NOEXCEPT
Definition isqrt.h:53

References u8x8(), FASTLED_FORCE_INLINE, FL_NOEXCEPT, FRAC_BITS, from_raw(), fl::isqrt32(), and fl::x.

Referenced by rsqrt().

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