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| 1 #ifndef Sk4x_DEFINED | |
| 2 #define Sk4x_DEFINED | |
| 3 | |
| 4 #include "SkTypes.h" | |
| 5 | |
| 6 // First we'll let Clang try its best with whatever instructions are available. | |
| 7 // Otherwise fall back on portable code. This really should be a last resort. | |
| 8 | |
| 9 #define SK4X_PREAMBLE 1 | |
| 10 #if defined(__clang__) | |
| 11 #include "Sk4x_clang.h" | |
| 12 #else | |
| 13 #include "Sk4x_portable.h" | |
| 14 #endif | |
| 15 #undef SK4X_PREAMBLE | |
| 16 | |
| 17 template <typename T> class Sk4x; | |
| 18 typedef Sk4x<int> Sk4i; | |
| 19 typedef Sk4x<float> Sk4f; | |
| 20 | |
| 21 template <typename T> class Sk4x { | |
| 22 public: | |
| 23 Sk4x(); // Uninitialized; use Sk4x(0,0,0,0) for zero. | |
| 24 Sk4x(T, T, T, T); | |
| 25 explicit Sk4x(const T[4]); | |
| 26 | |
| 27 Sk4x(const Sk4x&); | |
| 28 Sk4x& operator=(const Sk4x&); | |
| 29 | |
| 30 void set(T, T, T, T); | |
| 31 | |
| 32 void store(T[4]) const; | |
| 33 | |
| 34 template <typename Dst> Dst reinterpret() const; | |
| 35 template <typename Dst> Dst cast() const; | |
| 36 | |
| 37 bool allTrue() const; | |
| 38 bool anyTrue() const; | |
| 39 | |
| 40 Sk4x bitNot() const; | |
| 41 Sk4x bitAnd(const Sk4x&) const; | |
| 42 Sk4x bitOr (const Sk4x&) const; | |
| 43 | |
| 44 Sk4i equal(const Sk4x&) const; | |
| 45 Sk4i notEqual(const Sk4x&) const; | |
| 46 Sk4i lessThan(const Sk4x&) const; | |
| 47 Sk4i greaterThan(const Sk4x&) const; | |
| 48 Sk4i lessThanEqual(const Sk4x&) const; | |
| 49 Sk4i greaterThanEqual(const Sk4x&) const; | |
| 50 | |
| 51 Sk4x add(const Sk4x&) const; | |
| 52 Sk4x subtract(const Sk4x&) const; | |
| 53 Sk4x multiply(const Sk4x&) const; | |
| 54 Sk4x divide(const Sk4x&) const; | |
| 55 | |
| 56 static Sk4x Min(const Sk4x& a, const Sk4x& b); | |
| 57 static Sk4x Max(const Sk4x& a, const Sk4x& b); | |
| 58 | |
| 59 // Swizzles follow OpenCL xyzw convention. | |
| 60 Sk4x zwxy() const; | |
| 61 | |
| 62 // When there's a second argument, it's abcd. | |
| 63 static Sk4x XYAB(const Sk4x& xyzw, const Sk4x& abcd); | |
| 64 static Sk4x ZWCD(const Sk4x& xyzw, const Sk4x& abcd); | |
| 65 | |
| 66 private: | |
| 67 // It's handy to have Sk4f and Sk4i be mutual friends. | |
| 68 template <typename S> friend class Sk4x; | |
| 69 | |
| 70 #define SK4X_PRIVATE 1 | |
| 71 #if defined(__clang__) | |
| 72 #include "Sk4x_clang.h" | |
| 73 #else | |
| 74 #include "Sk4x_portable.h" | |
| 75 #endif | |
| 76 #undef SK4X_PRIVATE | |
| 77 }; | |
| 78 | |
| 79 #if defined(__clang__) | |
| 80 #include "Sk4x_clang.h" | |
| 81 #else | |
| 82 #include "Sk4x_portable.h" | |
| 83 #endif | |
| 84 | |
| 85 // TODO ideas for enterprising coders: | |
| 86 // 1) Add Sk4x_gcc.h? __builtin_shuffle is fairly new, which is a pain. | |
| 87 // 2) Sk4x_sse.h would be good for Windows, and could possibly beat _clang / _
gcc | |
| 88 // (e.g. they can't generate _mm_movemask_ps for allTrue/anyTrue). | |
| 89 // 3) Sk4x_neon.h might be a good idea if _clang / _gcc aren't good enough on
ARM. | |
| 90 | |
| 91 | |
| 92 #endif//Sk4x_DEFINED | |
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Chromium Code Reviews
Issue 637863005:
Revert of Start to vectorize SkTileGrid. (Closed)
Base URL: https://skia.googlesource.com/skia.git@master