21 class SkNx {
23     SkNx() {}  in SkNx()  function
24     SkNx(T val) : fLo(val), fHi(val) {}  in SkNx()  function
26     typedef SkNx<N/2, T> Half;
27     SkNx(const Half& lo, const Half& hi) : fLo(lo), fHi(hi) {}  in SkNx()  function
29     SkNx(T a, T b)                                : fLo(a),       fHi(b)       {}  in SkNx()  function
30     SkNx(T a, T b, T c, T d)                      : fLo(a,b),     fHi(c,d)     {}  in SkNx()  function
31     SkNx(T a, T b, T c, T d,  T e, T f, T g, T h) : fLo(a,b,c,d), fHi(e,f,g,h) {}  in SkNx()  function
32     SkNx(T a, T b, T c, T d,  T e, T f, T g, T h,  in SkNx()  function
35     static SkNx Load(const void* ptr) {  in Load()
37         return SkNx(Half::Load(vals), Half::Load(vals+N/2));  in Load()
46 #define OP(op) SkNx operator op(const SkNx& o) const { return {fLo op o.fLo, fHi op o.fHi}; }
52 #define OP(op) SkNx op() const { return {fLo.op(), fHi.op()}; }
58     SkNx operator << (int bits) const { return SkNx(fLo << bits, fHi << bits); }
59     SkNx operator >> (int bits) const { return SkNx(fLo >> bits, fHi >> bits); }
61     SkNx saturatedAdd(const SkNx& o) const {  in saturatedAdd()
65     static SkNx Min(const SkNx& a, const SkNx& b) {  in Min()
68     static SkNx Max(const SkNx& a, const SkNx& b) {  in Max()
79     SkNx thenElse(const SkNx& t, const SkNx& e) const {  in thenElse()
80         return SkNx(fLo.thenElse(t.fLo, e.fLo), fHi.thenElse(t.fHi, e.fHi));  in thenElse()
91 class SkNx<1, T> {
93     SkNx() {}  in SkNx()  function
94     SkNx(T val) : fVal(val) {}  in SkNx()  function
96     static SkNx Load(const void* ptr) {  in Load()
98         return SkNx(vals[0]);  in Load()
106 #define OP(op) SkNx operator op(const SkNx& o) const { return fVal op o.fVal; }
112     SkNx operator << (int bits) const { return fVal << bits; }
113     SkNx operator >> (int bits) const { return fVal >> bits; }
115     SkNx saturatedAdd(const SkNx& o) const {  in saturatedAdd()
121     static SkNx Min(const SkNx& a, const SkNx& b) { return SkTMin(a.fVal, b.fVal); }  in Min()
122     static SkNx Max(const SkNx& a, const SkNx& b) { return SkTMax(a.fVal, b.fVal); }  in Max()
124     SkNx abs() const { return SkTAbs(fVal); }  in abs()
125     SkNx floor() const { return Floor(fVal); }  in floor()
127     SkNx  sqrt () const { return Sqrt(fVal); }  in sqrt()
128     SkNx rsqrt0() const { return this->sqrt().invert(); }  in rsqrt0()
129     SkNx rsqrt1() const { return this->rsqrt0(); }  in rsqrt1()
130     SkNx rsqrt2() const { return this->rsqrt1(); }  in rsqrt2()
132     SkNx       invert() const { return 1 / fVal; }  in invert()
133     SkNx approxInvert() const { return this->invert(); }  in approxInvert()
142     SkNx thenElse(const SkNx& t, const SkNx& e) const { return fVal != 0 ? t : e; }  in thenElse()
158 static inline SkNx<sizeof...(Ix), T> SkNx_shuffle(const SkNx<N,T>& src) { return { src[Ix]... }; }  in SkNx_shuffle()
165 static inline SkNx<2,D> SkNx_cast(const SkNx<2,S>& src) {  in SkNx_cast()
170 static inline SkNx<4,D> SkNx_cast(const SkNx<4,S>& src) {  in SkNx_cast()
175 static inline SkNx<8,D> SkNx_cast(const SkNx<8,S>& src) {  in SkNx_cast()
181 static inline SkNx<16,D> SkNx_cast(const SkNx<16,S>& src) {  in SkNx_cast()
188 typedef SkNx<2,     float> Sk2f;
189 typedef SkNx<4,     float> Sk4f;
190 typedef SkNx<2,  SkScalar> Sk2s;
191 typedef SkNx<4,  SkScalar> Sk4s;
193 typedef SkNx<4,   uint8_t> Sk4b;
194 typedef SkNx<16,  uint8_t> Sk16b;
195 typedef SkNx<4,  uint16_t> Sk4h;
196 typedef SkNx<16, uint16_t> Sk16h;
197 typedef SkNx<4,       int> Sk4i;
199 typedef SkNx<4, int> Sk4i;