Vec.h 49 KB

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  1. // Copyright (C) 2009-present, Panagiotis Christopoulos Charitos and contributors.
  2. // All rights reserved.
  3. // Code licensed under the BSD License.
  4. // http://www.anki3d.org/LICENSE
  5. #pragma once
  6. #include <AnKi/Math/Common.h>
  7. #include <AnKi/Util/F16.h>
  8. namespace anki {
  9. template<typename T, U32 kComponentCount>
  10. class TVec;
  11. #define ANKI_VEC_METHOD0(returnType, method) \
  12. [[nodiscard]] returnType method() const \
  13. { \
  14. return OutVec(*this).method(); \
  15. }
  16. #define ANKI_VEC_METHOD1(returnType, method, argType) \
  17. [[nodiscard]] returnType method(argType arg0) const \
  18. { \
  19. return OutVec(*this).method(arg0); \
  20. }
  21. #define ANKI_VEC_METHOD2(returnType, method, argType0, argType1) \
  22. [[nodiscard]] returnType method(argType0 arg0, argType1 arg1) const \
  23. { \
  24. return OutVec(*this).method(arg0, arg1); \
  25. }
  26. // The TVecXXXData classes need to re-define those and forward them to the actual TVec class. This is needed in cases we do something like:
  27. // a = v4.xyz.normalize();
  28. #define ANKI_VEC_METHODS \
  29. ANKI_VEC_METHOD1(OutVec, operator*, OutVec) \
  30. ANKI_VEC_METHOD1(OutVec, operator*, T) \
  31. ANKI_VEC_METHOD1(OutVec, operator*=, OutVec) \
  32. ANKI_VEC_METHOD1(OutVec, operator*=, T) \
  33. ANKI_VEC_METHOD1(OutVec, operator/, OutVec) \
  34. ANKI_VEC_METHOD1(OutVec, operator/, T) \
  35. ANKI_VEC_METHOD1(OutVec, operator/=, OutVec) \
  36. ANKI_VEC_METHOD1(OutVec, operator/=, T) \
  37. ANKI_VEC_METHOD1(OutVec, operator+, OutVec) \
  38. ANKI_VEC_METHOD1(OutVec, operator+, T) \
  39. ANKI_VEC_METHOD1(OutVec, operator+=, OutVec) \
  40. ANKI_VEC_METHOD1(OutVec, operator+=, T) \
  41. ANKI_VEC_METHOD1(OutVec, operator-, OutVec) \
  42. ANKI_VEC_METHOD1(OutVec, operator-, T) \
  43. ANKI_VEC_METHOD1(OutVec, operator-=, OutVec) \
  44. ANKI_VEC_METHOD1(OutVec, operator-=, T) \
  45. ANKI_VEC_METHOD0(OutVec, operator-) \
  46. ANKI_VEC_METHOD1(OutVec, operator<<, OutVec) \
  47. ANKI_VEC_METHOD1(OutVec, operator<<, T) \
  48. ANKI_VEC_METHOD1(OutVec, operator<<=, OutVec) \
  49. ANKI_VEC_METHOD1(OutVec, operator<<=, T) \
  50. ANKI_VEC_METHOD1(OutVec, operator>>, OutVec) \
  51. ANKI_VEC_METHOD1(OutVec, operator>>, T) \
  52. ANKI_VEC_METHOD1(OutVec, operator>>=, OutVec) \
  53. ANKI_VEC_METHOD1(OutVec, operator>>=, T) \
  54. ANKI_VEC_METHOD1(OutVec, operator|, OutVec) \
  55. ANKI_VEC_METHOD1(OutVec, operator|, T) \
  56. ANKI_VEC_METHOD1(OutVec, operator|=, OutVec) \
  57. ANKI_VEC_METHOD1(OutVec, operator|=, T) \
  58. ANKI_VEC_METHOD1(OutVec, operator^, OutVec) \
  59. ANKI_VEC_METHOD1(OutVec, operator^, T) \
  60. ANKI_VEC_METHOD1(OutVec, operator^=, OutVec) \
  61. ANKI_VEC_METHOD1(OutVec, operator^=, T) \
  62. ANKI_VEC_METHOD1(OutVec, operator&, OutVec) \
  63. ANKI_VEC_METHOD1(OutVec, operator&, T) \
  64. ANKI_VEC_METHOD1(OutVec, operator&=, OutVec) \
  65. ANKI_VEC_METHOD1(OutVec, operator&=, T) \
  66. ANKI_VEC_METHOD1(OutVec, operator%, OutVec) \
  67. ANKI_VEC_METHOD1(OutVec, operator%, T) \
  68. ANKI_VEC_METHOD1(OutVec, operator%=, OutVec) \
  69. ANKI_VEC_METHOD1(OutVec, operator%=, T) \
  70. ANKI_VEC_METHOD1(Bool, operator==, OutVec) \
  71. ANKI_VEC_METHOD1(Bool, operator==, T) \
  72. ANKI_VEC_METHOD1(Bool, operator<, OutVec) \
  73. ANKI_VEC_METHOD1(Bool, operator<, T) \
  74. ANKI_VEC_METHOD1(Bool, operator<=, OutVec) \
  75. ANKI_VEC_METHOD1(Bool, operator<=, T) \
  76. ANKI_VEC_METHOD1(Bool, operator>, OutVec) \
  77. ANKI_VEC_METHOD1(Bool, operator>, T) \
  78. ANKI_VEC_METHOD1(Bool, operator>=, OutVec) \
  79. ANKI_VEC_METHOD1(Bool, operator>=, T) \
  80. ANKI_VEC_METHOD1(T, dot, OutVec) \
  81. ANKI_VEC_METHOD1(OutVec, cross, OutVec) \
  82. ANKI_VEC_METHOD0(T, lengthSquared) \
  83. ANKI_VEC_METHOD0(T, length) \
  84. ANKI_VEC_METHOD0(OutVec, normalize) \
  85. ANKI_VEC_METHOD2(OutVec, clamp, OutVec, OutVec) \
  86. ANKI_VEC_METHOD2(OutVec, clamp, T, T) \
  87. ANKI_VEC_METHOD0(U32, packSnorm4x8) \
  88. ANKI_VEC_METHOD0(String, toString)
  89. template<typename T, U32 kComponentCount, U32... kIndices>
  90. class TVecSwizzledData
  91. {
  92. public:
  93. static constexpr U32 kIndexCount = sizeof...(kIndices);
  94. using OutVec = TVec<T, kIndexCount>;
  95. using MainVec = TVec<T, kComponentCount>;
  96. // For doing something like this: v4.xw = Vec2(1.0f)
  97. MainVec& operator=(OutVec in) requires(kComponentCount >= kIndexCount)
  98. {
  99. const U32 indices[] = {kIndices...};
  100. for(U32 i = 0; i < kIndexCount; ++i)
  101. {
  102. m_arr[indices[i]] = in.m_arr[i];
  103. }
  104. return *reinterpret_cast<MainVec*>(this);
  105. }
  106. // For doing something like this: v2 = v4.xw
  107. operator OutVec() const
  108. {
  109. OutVec vec;
  110. const U32 indices[] = {kIndices...};
  111. for(U32 i = 0; i < kIndexCount; ++i)
  112. {
  113. vec.m_arr[i] = m_arr[indices[i]];
  114. }
  115. return vec;
  116. }
  117. template<U32 kYComponentCount, U32... kYIndices>
  118. Bool operator==(const TVecSwizzledData<T, kYComponentCount, kYIndices...>& b) const requires(sizeof...(kIndices) == sizeof...(kYIndices))
  119. {
  120. return OutVec(*this) == OutVec(b);
  121. }
  122. ANKI_VEC_METHODS
  123. private:
  124. T m_arr[kComponentCount];
  125. };
  126. // Note: kSpecialConst is not of type T because some compilers don't like floats as template constants
  127. template<typename T, U32 kComponentCount, U32 kSpecialConst>
  128. class TVec4SpecialData
  129. {
  130. public:
  131. using OutVec = TVec<T, 4>;
  132. operator OutVec() const
  133. {
  134. OutVec vec;
  135. for(U32 i = 0; i < kComponentCount; ++i)
  136. {
  137. vec.m_arr[i] = m_arr[i];
  138. }
  139. vec.m_arr[3] = T(kSpecialConst);
  140. return vec;
  141. }
  142. ANKI_VEC_METHODS
  143. private:
  144. T m_arr[kComponentCount];
  145. };
  146. template<typename T, U32 kComponentCount>
  147. class TVecSimdData
  148. {
  149. public:
  150. T m_simd[kComponentCount];
  151. };
  152. template<typename T>
  153. class TVecSimdData<T, 4>
  154. {
  155. public:
  156. #if ANKI_SIMD_SSE
  157. __m128 m_simd;
  158. #elif ANKI_SIMD_NEON
  159. float32x4_t m_simd;
  160. #else
  161. T m_simd[4];
  162. #endif
  163. };
  164. // Skip some warnings cause we really nead anonymous structs inside unions
  165. #if ANKI_COMPILER_MSVC
  166. # pragma warning(push)
  167. # pragma warning(disable : 4201)
  168. #elif ANKI_COMPILER_GCC_COMPATIBLE
  169. # pragma GCC diagnostic push
  170. # pragma GCC diagnostic ignored "-Wgnu-anonymous-struct"
  171. # pragma GCC diagnostic ignored "-Wnested-anon-types"
  172. #endif
  173. template<typename T, U32 kComponentCount>
  174. class TVecData;
  175. // Data specializations
  176. template<typename T>
  177. class TVecData<T, 2>
  178. {
  179. public:
  180. using Simd = Array<T, 2>;
  181. union
  182. {
  183. struct
  184. {
  185. T x;
  186. T y;
  187. };
  188. T m_carr[2];
  189. Array<T, 2> m_arr;
  190. Simd m_simd;
  191. TVecSwizzledData<T, 2, 0, 0> xx;
  192. TVecSwizzledData<T, 2, 0, 1> xy;
  193. TVecSwizzledData<T, 2, 1, 0> yx;
  194. TVecSwizzledData<T, 2, 1, 1> yy;
  195. TVecSwizzledData<T, 2, 0, 0, 0> xxx;
  196. TVecSwizzledData<T, 2, 0, 0, 1> xxy;
  197. TVecSwizzledData<T, 2, 0, 1, 0> xyx;
  198. TVecSwizzledData<T, 2, 0, 1, 1> xyy;
  199. TVecSwizzledData<T, 2, 1, 0, 0> yxx;
  200. TVecSwizzledData<T, 2, 1, 0, 1> yxy;
  201. TVecSwizzledData<T, 2, 1, 1, 0> yyx;
  202. TVecSwizzledData<T, 2, 1, 1, 1> yyy;
  203. TVecSwizzledData<T, 2, 0, 0, 0, 0> xxxx;
  204. TVecSwizzledData<T, 2, 0, 0, 0, 1> xxxy;
  205. TVecSwizzledData<T, 2, 0, 0, 1, 0> xxyx;
  206. TVecSwizzledData<T, 2, 0, 0, 1, 1> xxyy;
  207. TVecSwizzledData<T, 2, 0, 1, 0, 0> xyxx;
  208. TVecSwizzledData<T, 2, 0, 1, 0, 1> xyxy;
  209. TVecSwizzledData<T, 2, 0, 1, 1, 0> xyyx;
  210. TVecSwizzledData<T, 2, 0, 1, 1, 1> xyyy;
  211. TVecSwizzledData<T, 2, 1, 0, 0, 0> yxxx;
  212. TVecSwizzledData<T, 2, 1, 0, 0, 1> yxxy;
  213. TVecSwizzledData<T, 2, 1, 0, 1, 0> yxyx;
  214. TVecSwizzledData<T, 2, 1, 0, 1, 1> yxyy;
  215. TVecSwizzledData<T, 2, 1, 1, 0, 0> yyxx;
  216. TVecSwizzledData<T, 2, 1, 1, 0, 1> yyxy;
  217. TVecSwizzledData<T, 2, 1, 1, 1, 0> yyyx;
  218. TVecSwizzledData<T, 2, 1, 1, 1, 1> yyyy;
  219. };
  220. constexpr TVecData(T x_, T y_)
  221. : x(x_)
  222. , y(y_)
  223. {
  224. }
  225. constexpr TVecData()
  226. : TVecData(T(0.0f), T(0.0f))
  227. {
  228. }
  229. };
  230. template<typename T>
  231. class TVecData<T, 3>
  232. {
  233. public:
  234. using Simd = Array<T, 3>;
  235. union
  236. {
  237. struct
  238. {
  239. T x;
  240. T y;
  241. T z;
  242. };
  243. T m_carr[3];
  244. Array<T, 3> m_arr;
  245. Simd m_simd;
  246. TVec4SpecialData<T, 3, 0> xyz0;
  247. TVec4SpecialData<T, 3, 1> xyz1;
  248. TVecSwizzledData<T, 3, 0, 0> xx;
  249. TVecSwizzledData<T, 3, 0, 1> xy;
  250. TVecSwizzledData<T, 3, 0, 2> xz;
  251. TVecSwizzledData<T, 3, 1, 0> yx;
  252. TVecSwizzledData<T, 3, 1, 1> yy;
  253. TVecSwizzledData<T, 3, 1, 2> yz;
  254. TVecSwizzledData<T, 3, 2, 0> zx;
  255. TVecSwizzledData<T, 3, 2, 1> zy;
  256. TVecSwizzledData<T, 3, 2, 2> zz;
  257. TVecSwizzledData<T, 3, 0, 0, 0> xxx;
  258. TVecSwizzledData<T, 3, 0, 0, 1> xxy;
  259. TVecSwizzledData<T, 3, 0, 0, 2> xxz;
  260. TVecSwizzledData<T, 3, 0, 1, 0> xyx;
  261. TVecSwizzledData<T, 3, 0, 1, 1> xyy;
  262. TVecSwizzledData<T, 3, 0, 1, 2> xyz;
  263. TVecSwizzledData<T, 3, 0, 2, 0> xzx;
  264. TVecSwizzledData<T, 3, 0, 2, 1> xzy;
  265. TVecSwizzledData<T, 3, 0, 2, 2> xzz;
  266. TVecSwizzledData<T, 3, 1, 0, 0> yxx;
  267. TVecSwizzledData<T, 3, 1, 0, 1> yxy;
  268. TVecSwizzledData<T, 3, 1, 0, 2> yxz;
  269. TVecSwizzledData<T, 3, 1, 1, 0> yyx;
  270. TVecSwizzledData<T, 3, 1, 1, 1> yyy;
  271. TVecSwizzledData<T, 3, 1, 1, 2> yyz;
  272. TVecSwizzledData<T, 3, 1, 2, 0> yzx;
  273. TVecSwizzledData<T, 3, 1, 2, 1> yzy;
  274. TVecSwizzledData<T, 3, 1, 2, 2> yzz;
  275. TVecSwizzledData<T, 3, 2, 0, 0> zxx;
  276. TVecSwizzledData<T, 3, 2, 0, 1> zxy;
  277. TVecSwizzledData<T, 3, 2, 0, 2> zxz;
  278. TVecSwizzledData<T, 3, 2, 1, 0> zyx;
  279. TVecSwizzledData<T, 3, 2, 1, 1> zyy;
  280. TVecSwizzledData<T, 3, 2, 1, 2> zyz;
  281. TVecSwizzledData<T, 3, 2, 2, 0> zzx;
  282. TVecSwizzledData<T, 3, 2, 2, 1> zzy;
  283. TVecSwizzledData<T, 3, 2, 2, 2> zzz;
  284. TVecSwizzledData<T, 3, 0, 0, 0, 0> xxxx;
  285. TVecSwizzledData<T, 3, 0, 0, 0, 1> xxxy;
  286. TVecSwizzledData<T, 3, 0, 0, 0, 2> xxxz;
  287. TVecSwizzledData<T, 3, 0, 0, 1, 0> xxyx;
  288. TVecSwizzledData<T, 3, 0, 0, 1, 1> xxyy;
  289. TVecSwizzledData<T, 3, 0, 0, 1, 2> xxyz;
  290. TVecSwizzledData<T, 3, 0, 0, 2, 0> xxzx;
  291. TVecSwizzledData<T, 3, 0, 0, 2, 1> xxzy;
  292. TVecSwizzledData<T, 3, 0, 0, 2, 2> xxzz;
  293. TVecSwizzledData<T, 3, 0, 1, 0, 0> xyxx;
  294. TVecSwizzledData<T, 3, 0, 1, 0, 1> xyxy;
  295. TVecSwizzledData<T, 3, 0, 1, 0, 2> xyxz;
  296. TVecSwizzledData<T, 3, 0, 1, 1, 0> xyyx;
  297. TVecSwizzledData<T, 3, 0, 1, 1, 1> xyyy;
  298. TVecSwizzledData<T, 3, 0, 1, 1, 2> xyyz;
  299. TVecSwizzledData<T, 3, 0, 1, 2, 0> xyzx;
  300. TVecSwizzledData<T, 3, 0, 1, 2, 1> xyzy;
  301. TVecSwizzledData<T, 3, 0, 1, 2, 2> xyzz;
  302. TVecSwizzledData<T, 3, 0, 2, 0, 0> xzxx;
  303. TVecSwizzledData<T, 3, 0, 2, 0, 1> xzxy;
  304. TVecSwizzledData<T, 3, 0, 2, 0, 2> xzxz;
  305. TVecSwizzledData<T, 3, 0, 2, 1, 0> xzyx;
  306. TVecSwizzledData<T, 3, 0, 2, 1, 1> xzyy;
  307. TVecSwizzledData<T, 3, 0, 2, 1, 2> xzyz;
  308. TVecSwizzledData<T, 3, 0, 2, 2, 0> xzzx;
  309. TVecSwizzledData<T, 3, 0, 2, 2, 1> xzzy;
  310. TVecSwizzledData<T, 3, 0, 2, 2, 2> xzzz;
  311. TVecSwizzledData<T, 3, 1, 0, 0, 0> yxxx;
  312. TVecSwizzledData<T, 3, 1, 0, 0, 1> yxxy;
  313. TVecSwizzledData<T, 3, 1, 0, 0, 2> yxxz;
  314. TVecSwizzledData<T, 3, 1, 0, 1, 0> yxyx;
  315. TVecSwizzledData<T, 3, 1, 0, 1, 1> yxyy;
  316. TVecSwizzledData<T, 3, 1, 0, 1, 2> yxyz;
  317. TVecSwizzledData<T, 3, 1, 0, 2, 0> yxzx;
  318. TVecSwizzledData<T, 3, 1, 0, 2, 1> yxzy;
  319. TVecSwizzledData<T, 3, 1, 0, 2, 2> yxzz;
  320. TVecSwizzledData<T, 3, 1, 1, 0, 0> yyxx;
  321. TVecSwizzledData<T, 3, 1, 1, 0, 1> yyxy;
  322. TVecSwizzledData<T, 3, 1, 1, 0, 2> yyxz;
  323. TVecSwizzledData<T, 3, 1, 1, 1, 0> yyyx;
  324. TVecSwizzledData<T, 3, 1, 1, 1, 1> yyyy;
  325. TVecSwizzledData<T, 3, 1, 1, 1, 2> yyyz;
  326. TVecSwizzledData<T, 3, 1, 1, 2, 0> yyzx;
  327. TVecSwizzledData<T, 3, 1, 1, 2, 1> yyzy;
  328. TVecSwizzledData<T, 3, 1, 1, 2, 2> yyzz;
  329. TVecSwizzledData<T, 3, 1, 2, 0, 0> yzxx;
  330. TVecSwizzledData<T, 3, 1, 2, 0, 1> yzxy;
  331. TVecSwizzledData<T, 3, 1, 2, 0, 2> yzxz;
  332. TVecSwizzledData<T, 3, 1, 2, 1, 0> yzyx;
  333. TVecSwizzledData<T, 3, 1, 2, 1, 1> yzyy;
  334. TVecSwizzledData<T, 3, 1, 2, 1, 2> yzyz;
  335. TVecSwizzledData<T, 3, 1, 2, 2, 0> yzzx;
  336. TVecSwizzledData<T, 3, 1, 2, 2, 1> yzzy;
  337. TVecSwizzledData<T, 3, 1, 2, 2, 2> yzzz;
  338. TVecSwizzledData<T, 3, 2, 0, 0, 0> zxxx;
  339. TVecSwizzledData<T, 3, 2, 0, 0, 1> zxxy;
  340. TVecSwizzledData<T, 3, 2, 0, 0, 2> zxxz;
  341. TVecSwizzledData<T, 3, 2, 0, 1, 0> zxyx;
  342. TVecSwizzledData<T, 3, 2, 0, 1, 1> zxyy;
  343. TVecSwizzledData<T, 3, 2, 0, 1, 2> zxyz;
  344. TVecSwizzledData<T, 3, 2, 0, 2, 0> zxzx;
  345. TVecSwizzledData<T, 3, 2, 0, 2, 1> zxzy;
  346. TVecSwizzledData<T, 3, 2, 0, 2, 2> zxzz;
  347. TVecSwizzledData<T, 3, 2, 1, 0, 0> zyxx;
  348. TVecSwizzledData<T, 3, 2, 1, 0, 1> zyxy;
  349. TVecSwizzledData<T, 3, 2, 1, 0, 2> zyxz;
  350. TVecSwizzledData<T, 3, 2, 1, 1, 0> zyyx;
  351. TVecSwizzledData<T, 3, 2, 1, 1, 1> zyyy;
  352. TVecSwizzledData<T, 3, 2, 1, 1, 2> zyyz;
  353. TVecSwizzledData<T, 3, 2, 1, 2, 0> zyzx;
  354. TVecSwizzledData<T, 3, 2, 1, 2, 1> zyzy;
  355. TVecSwizzledData<T, 3, 2, 1, 2, 2> zyzz;
  356. TVecSwizzledData<T, 3, 2, 2, 0, 0> zzxx;
  357. TVecSwizzledData<T, 3, 2, 2, 0, 1> zzxy;
  358. TVecSwizzledData<T, 3, 2, 2, 0, 2> zzxz;
  359. TVecSwizzledData<T, 3, 2, 2, 1, 0> zzyx;
  360. TVecSwizzledData<T, 3, 2, 2, 1, 1> zzyy;
  361. TVecSwizzledData<T, 3, 2, 2, 1, 2> zzyz;
  362. TVecSwizzledData<T, 3, 2, 2, 2, 0> zzzx;
  363. TVecSwizzledData<T, 3, 2, 2, 2, 1> zzzy;
  364. TVecSwizzledData<T, 3, 2, 2, 2, 2> zzzz;
  365. };
  366. constexpr TVecData(T x_, T y_, T z_)
  367. : x(x_)
  368. , y(y_)
  369. , z(z_)
  370. {
  371. }
  372. constexpr TVecData()
  373. : TVecData(T(0.0f), T(0.0f), T(0.0f))
  374. {
  375. }
  376. };
  377. template<typename T>
  378. class TVecData<T, 4>
  379. {
  380. public:
  381. using Simd = MathSimd<T, 4>::Type;
  382. union
  383. {
  384. struct
  385. {
  386. T x;
  387. T y;
  388. T z;
  389. T w;
  390. };
  391. T m_carr[4];
  392. Array<T, 4> m_arr;
  393. Simd m_simd;
  394. TVec4SpecialData<T, 4, 0> xyz0;
  395. TVec4SpecialData<T, 4, 1> xyz1;
  396. TVecSwizzledData<T, 4, 0, 0> xx;
  397. TVecSwizzledData<T, 4, 0, 1> xy;
  398. TVecSwizzledData<T, 4, 0, 2> xz;
  399. TVecSwizzledData<T, 4, 0, 3> xw;
  400. TVecSwizzledData<T, 4, 1, 0> yx;
  401. TVecSwizzledData<T, 4, 1, 1> yy;
  402. TVecSwizzledData<T, 4, 1, 2> yz;
  403. TVecSwizzledData<T, 4, 1, 3> yw;
  404. TVecSwizzledData<T, 4, 2, 0> zx;
  405. TVecSwizzledData<T, 4, 2, 1> zy;
  406. TVecSwizzledData<T, 4, 2, 2> zz;
  407. TVecSwizzledData<T, 4, 2, 3> zw;
  408. TVecSwizzledData<T, 4, 3, 0> wx;
  409. TVecSwizzledData<T, 4, 3, 1> wy;
  410. TVecSwizzledData<T, 4, 3, 2> wz;
  411. TVecSwizzledData<T, 4, 3, 3> ww;
  412. TVecSwizzledData<T, 4, 0, 0, 0> xxx;
  413. TVecSwizzledData<T, 4, 0, 0, 1> xxy;
  414. TVecSwizzledData<T, 4, 0, 0, 2> xxz;
  415. TVecSwizzledData<T, 4, 0, 0, 3> xxw;
  416. TVecSwizzledData<T, 4, 0, 1, 0> xyx;
  417. TVecSwizzledData<T, 4, 0, 1, 1> xyy;
  418. TVecSwizzledData<T, 4, 0, 1, 2> xyz;
  419. TVecSwizzledData<T, 4, 0, 1, 3> xyw;
  420. TVecSwizzledData<T, 4, 0, 2, 0> xzx;
  421. TVecSwizzledData<T, 4, 0, 2, 1> xzy;
  422. TVecSwizzledData<T, 4, 0, 2, 2> xzz;
  423. TVecSwizzledData<T, 4, 0, 2, 3> xzw;
  424. TVecSwizzledData<T, 4, 0, 3, 0> xwx;
  425. TVecSwizzledData<T, 4, 0, 3, 1> xwy;
  426. TVecSwizzledData<T, 4, 0, 3, 2> xwz;
  427. TVecSwizzledData<T, 4, 0, 3, 3> xww;
  428. TVecSwizzledData<T, 4, 1, 0, 0> yxx;
  429. TVecSwizzledData<T, 4, 1, 0, 1> yxy;
  430. TVecSwizzledData<T, 4, 1, 0, 2> yxz;
  431. TVecSwizzledData<T, 4, 1, 0, 3> yxw;
  432. TVecSwizzledData<T, 4, 1, 1, 0> yyx;
  433. TVecSwizzledData<T, 4, 1, 1, 1> yyy;
  434. TVecSwizzledData<T, 4, 1, 1, 2> yyz;
  435. TVecSwizzledData<T, 4, 1, 1, 3> yyw;
  436. TVecSwizzledData<T, 4, 1, 2, 0> yzx;
  437. TVecSwizzledData<T, 4, 1, 2, 1> yzy;
  438. TVecSwizzledData<T, 4, 1, 2, 2> yzz;
  439. TVecSwizzledData<T, 4, 1, 2, 3> yzw;
  440. TVecSwizzledData<T, 4, 1, 3, 0> ywx;
  441. TVecSwizzledData<T, 4, 1, 3, 1> ywy;
  442. TVecSwizzledData<T, 4, 1, 3, 2> ywz;
  443. TVecSwizzledData<T, 4, 1, 3, 3> yww;
  444. TVecSwizzledData<T, 4, 2, 0, 0> zxx;
  445. TVecSwizzledData<T, 4, 2, 0, 1> zxy;
  446. TVecSwizzledData<T, 4, 2, 0, 2> zxz;
  447. TVecSwizzledData<T, 4, 2, 0, 3> zxw;
  448. TVecSwizzledData<T, 4, 2, 1, 0> zyx;
  449. TVecSwizzledData<T, 4, 2, 1, 1> zyy;
  450. TVecSwizzledData<T, 4, 2, 1, 2> zyz;
  451. TVecSwizzledData<T, 4, 2, 1, 3> zyw;
  452. TVecSwizzledData<T, 4, 2, 2, 0> zzx;
  453. TVecSwizzledData<T, 4, 2, 2, 1> zzy;
  454. TVecSwizzledData<T, 4, 2, 2, 2> zzz;
  455. TVecSwizzledData<T, 4, 2, 2, 3> zzw;
  456. TVecSwizzledData<T, 4, 2, 3, 0> zwx;
  457. TVecSwizzledData<T, 4, 2, 3, 1> zwy;
  458. TVecSwizzledData<T, 4, 2, 3, 2> zwz;
  459. TVecSwizzledData<T, 4, 2, 3, 3> zww;
  460. TVecSwizzledData<T, 4, 3, 0, 0> wxx;
  461. TVecSwizzledData<T, 4, 3, 0, 1> wxy;
  462. TVecSwizzledData<T, 4, 3, 0, 2> wxz;
  463. TVecSwizzledData<T, 4, 3, 0, 3> wxw;
  464. TVecSwizzledData<T, 4, 3, 1, 0> wyx;
  465. TVecSwizzledData<T, 4, 3, 1, 1> wyy;
  466. TVecSwizzledData<T, 4, 3, 1, 2> wyz;
  467. TVecSwizzledData<T, 4, 3, 1, 3> wyw;
  468. TVecSwizzledData<T, 4, 3, 2, 0> wzx;
  469. TVecSwizzledData<T, 4, 3, 2, 1> wzy;
  470. TVecSwizzledData<T, 4, 3, 2, 2> wzz;
  471. TVecSwizzledData<T, 4, 3, 2, 3> wzw;
  472. TVecSwizzledData<T, 4, 3, 3, 0> wwx;
  473. TVecSwizzledData<T, 4, 3, 3, 1> wwy;
  474. TVecSwizzledData<T, 4, 3, 3, 2> wwz;
  475. TVecSwizzledData<T, 4, 3, 3, 3> www;
  476. TVecSwizzledData<T, 4, 0, 0, 0, 0> xxxx;
  477. TVecSwizzledData<T, 4, 0, 0, 0, 1> xxxy;
  478. TVecSwizzledData<T, 4, 0, 0, 0, 2> xxxz;
  479. TVecSwizzledData<T, 4, 0, 0, 0, 3> xxxw;
  480. TVecSwizzledData<T, 4, 0, 0, 1, 0> xxyx;
  481. TVecSwizzledData<T, 4, 0, 0, 1, 1> xxyy;
  482. TVecSwizzledData<T, 4, 0, 0, 1, 2> xxyz;
  483. TVecSwizzledData<T, 4, 0, 0, 1, 3> xxyw;
  484. TVecSwizzledData<T, 4, 0, 0, 2, 0> xxzx;
  485. TVecSwizzledData<T, 4, 0, 0, 2, 1> xxzy;
  486. TVecSwizzledData<T, 4, 0, 0, 2, 2> xxzz;
  487. TVecSwizzledData<T, 4, 0, 0, 2, 3> xxzw;
  488. TVecSwizzledData<T, 4, 0, 0, 3, 0> xxwx;
  489. TVecSwizzledData<T, 4, 0, 0, 3, 1> xxwy;
  490. TVecSwizzledData<T, 4, 0, 0, 3, 2> xxwz;
  491. TVecSwizzledData<T, 4, 0, 0, 3, 3> xxww;
  492. TVecSwizzledData<T, 4, 0, 1, 0, 0> xyxx;
  493. TVecSwizzledData<T, 4, 0, 1, 0, 1> xyxy;
  494. TVecSwizzledData<T, 4, 0, 1, 0, 2> xyxz;
  495. TVecSwizzledData<T, 4, 0, 1, 0, 3> xyxw;
  496. TVecSwizzledData<T, 4, 0, 1, 1, 0> xyyx;
  497. TVecSwizzledData<T, 4, 0, 1, 1, 1> xyyy;
  498. TVecSwizzledData<T, 4, 0, 1, 1, 2> xyyz;
  499. TVecSwizzledData<T, 4, 0, 1, 1, 3> xyyw;
  500. TVecSwizzledData<T, 4, 0, 1, 2, 0> xyzx;
  501. TVecSwizzledData<T, 4, 0, 1, 2, 1> xyzy;
  502. TVecSwizzledData<T, 4, 0, 1, 2, 2> xyzz;
  503. TVecSwizzledData<T, 4, 0, 1, 2, 3> xyzw;
  504. TVecSwizzledData<T, 4, 0, 1, 3, 0> xywx;
  505. TVecSwizzledData<T, 4, 0, 1, 3, 1> xywy;
  506. TVecSwizzledData<T, 4, 0, 1, 3, 2> xywz;
  507. TVecSwizzledData<T, 4, 0, 1, 3, 3> xyww;
  508. TVecSwizzledData<T, 4, 0, 2, 0, 0> xzxx;
  509. TVecSwizzledData<T, 4, 0, 2, 0, 1> xzxy;
  510. TVecSwizzledData<T, 4, 0, 2, 0, 2> xzxz;
  511. TVecSwizzledData<T, 4, 0, 2, 0, 3> xzxw;
  512. TVecSwizzledData<T, 4, 0, 2, 1, 0> xzyx;
  513. TVecSwizzledData<T, 4, 0, 2, 1, 1> xzyy;
  514. TVecSwizzledData<T, 4, 0, 2, 1, 2> xzyz;
  515. TVecSwizzledData<T, 4, 0, 2, 1, 3> xzyw;
  516. TVecSwizzledData<T, 4, 0, 2, 2, 0> xzzx;
  517. TVecSwizzledData<T, 4, 0, 2, 2, 1> xzzy;
  518. TVecSwizzledData<T, 4, 0, 2, 2, 2> xzzz;
  519. TVecSwizzledData<T, 4, 0, 2, 2, 3> xzzw;
  520. TVecSwizzledData<T, 4, 0, 2, 3, 0> xzwx;
  521. TVecSwizzledData<T, 4, 0, 2, 3, 1> xzwy;
  522. TVecSwizzledData<T, 4, 0, 2, 3, 2> xzwz;
  523. TVecSwizzledData<T, 4, 0, 2, 3, 3> xzww;
  524. TVecSwizzledData<T, 4, 0, 3, 0, 0> xwxx;
  525. TVecSwizzledData<T, 4, 0, 3, 0, 1> xwxy;
  526. TVecSwizzledData<T, 4, 0, 3, 0, 2> xwxz;
  527. TVecSwizzledData<T, 4, 0, 3, 0, 3> xwxw;
  528. TVecSwizzledData<T, 4, 0, 3, 1, 0> xwyx;
  529. TVecSwizzledData<T, 4, 0, 3, 1, 1> xwyy;
  530. TVecSwizzledData<T, 4, 0, 3, 1, 2> xwyz;
  531. TVecSwizzledData<T, 4, 0, 3, 1, 3> xwyw;
  532. TVecSwizzledData<T, 4, 0, 3, 2, 0> xwzx;
  533. TVecSwizzledData<T, 4, 0, 3, 2, 1> xwzy;
  534. TVecSwizzledData<T, 4, 0, 3, 2, 2> xwzz;
  535. TVecSwizzledData<T, 4, 0, 3, 2, 3> xwzw;
  536. TVecSwizzledData<T, 4, 0, 3, 3, 0> xwwx;
  537. TVecSwizzledData<T, 4, 0, 3, 3, 1> xwwy;
  538. TVecSwizzledData<T, 4, 0, 3, 3, 2> xwwz;
  539. TVecSwizzledData<T, 4, 0, 3, 3, 3> xwww;
  540. TVecSwizzledData<T, 4, 1, 0, 0, 0> yxxx;
  541. TVecSwizzledData<T, 4, 1, 0, 0, 1> yxxy;
  542. TVecSwizzledData<T, 4, 1, 0, 0, 2> yxxz;
  543. TVecSwizzledData<T, 4, 1, 0, 0, 3> yxxw;
  544. TVecSwizzledData<T, 4, 1, 0, 1, 0> yxyx;
  545. TVecSwizzledData<T, 4, 1, 0, 1, 1> yxyy;
  546. TVecSwizzledData<T, 4, 1, 0, 1, 2> yxyz;
  547. TVecSwizzledData<T, 4, 1, 0, 1, 3> yxyw;
  548. TVecSwizzledData<T, 4, 1, 0, 2, 0> yxzx;
  549. TVecSwizzledData<T, 4, 1, 0, 2, 1> yxzy;
  550. TVecSwizzledData<T, 4, 1, 0, 2, 2> yxzz;
  551. TVecSwizzledData<T, 4, 1, 0, 2, 3> yxzw;
  552. TVecSwizzledData<T, 4, 1, 0, 3, 0> yxwx;
  553. TVecSwizzledData<T, 4, 1, 0, 3, 1> yxwy;
  554. TVecSwizzledData<T, 4, 1, 0, 3, 2> yxwz;
  555. TVecSwizzledData<T, 4, 1, 0, 3, 3> yxww;
  556. TVecSwizzledData<T, 4, 1, 1, 0, 0> yyxx;
  557. TVecSwizzledData<T, 4, 1, 1, 0, 1> yyxy;
  558. TVecSwizzledData<T, 4, 1, 1, 0, 2> yyxz;
  559. TVecSwizzledData<T, 4, 1, 1, 0, 3> yyxw;
  560. TVecSwizzledData<T, 4, 1, 1, 1, 0> yyyx;
  561. TVecSwizzledData<T, 4, 1, 1, 1, 1> yyyy;
  562. TVecSwizzledData<T, 4, 1, 1, 1, 2> yyyz;
  563. TVecSwizzledData<T, 4, 1, 1, 1, 3> yyyw;
  564. TVecSwizzledData<T, 4, 1, 1, 2, 0> yyzx;
  565. TVecSwizzledData<T, 4, 1, 1, 2, 1> yyzy;
  566. TVecSwizzledData<T, 4, 1, 1, 2, 2> yyzz;
  567. TVecSwizzledData<T, 4, 1, 1, 2, 3> yyzw;
  568. TVecSwizzledData<T, 4, 1, 1, 3, 0> yywx;
  569. TVecSwizzledData<T, 4, 1, 1, 3, 1> yywy;
  570. TVecSwizzledData<T, 4, 1, 1, 3, 2> yywz;
  571. TVecSwizzledData<T, 4, 1, 1, 3, 3> yyww;
  572. TVecSwizzledData<T, 4, 1, 2, 0, 0> yzxx;
  573. TVecSwizzledData<T, 4, 1, 2, 0, 1> yzxy;
  574. TVecSwizzledData<T, 4, 1, 2, 0, 2> yzxz;
  575. TVecSwizzledData<T, 4, 1, 2, 0, 3> yzxw;
  576. TVecSwizzledData<T, 4, 1, 2, 1, 0> yzyx;
  577. TVecSwizzledData<T, 4, 1, 2, 1, 1> yzyy;
  578. TVecSwizzledData<T, 4, 1, 2, 1, 2> yzyz;
  579. TVecSwizzledData<T, 4, 1, 2, 1, 3> yzyw;
  580. TVecSwizzledData<T, 4, 1, 2, 2, 0> yzzx;
  581. TVecSwizzledData<T, 4, 1, 2, 2, 1> yzzy;
  582. TVecSwizzledData<T, 4, 1, 2, 2, 2> yzzz;
  583. TVecSwizzledData<T, 4, 1, 2, 2, 3> yzzw;
  584. TVecSwizzledData<T, 4, 1, 2, 3, 0> yzwx;
  585. TVecSwizzledData<T, 4, 1, 2, 3, 1> yzwy;
  586. TVecSwizzledData<T, 4, 1, 2, 3, 2> yzwz;
  587. TVecSwizzledData<T, 4, 1, 2, 3, 3> yzww;
  588. TVecSwizzledData<T, 4, 1, 3, 0, 0> ywxx;
  589. TVecSwizzledData<T, 4, 1, 3, 0, 1> ywxy;
  590. TVecSwizzledData<T, 4, 1, 3, 0, 2> ywxz;
  591. TVecSwizzledData<T, 4, 1, 3, 0, 3> ywxw;
  592. TVecSwizzledData<T, 4, 1, 3, 1, 0> ywyx;
  593. TVecSwizzledData<T, 4, 1, 3, 1, 1> ywyy;
  594. TVecSwizzledData<T, 4, 1, 3, 1, 2> ywyz;
  595. TVecSwizzledData<T, 4, 1, 3, 1, 3> ywyw;
  596. TVecSwizzledData<T, 4, 1, 3, 2, 0> ywzx;
  597. TVecSwizzledData<T, 4, 1, 3, 2, 1> ywzy;
  598. TVecSwizzledData<T, 4, 1, 3, 2, 2> ywzz;
  599. TVecSwizzledData<T, 4, 1, 3, 2, 3> ywzw;
  600. TVecSwizzledData<T, 4, 1, 3, 3, 0> ywwx;
  601. TVecSwizzledData<T, 4, 1, 3, 3, 1> ywwy;
  602. TVecSwizzledData<T, 4, 1, 3, 3, 2> ywwz;
  603. TVecSwizzledData<T, 4, 1, 3, 3, 3> ywww;
  604. TVecSwizzledData<T, 4, 2, 0, 0, 0> zxxx;
  605. TVecSwizzledData<T, 4, 2, 0, 0, 1> zxxy;
  606. TVecSwizzledData<T, 4, 2, 0, 0, 2> zxxz;
  607. TVecSwizzledData<T, 4, 2, 0, 0, 3> zxxw;
  608. TVecSwizzledData<T, 4, 2, 0, 1, 0> zxyx;
  609. TVecSwizzledData<T, 4, 2, 0, 1, 1> zxyy;
  610. TVecSwizzledData<T, 4, 2, 0, 1, 2> zxyz;
  611. TVecSwizzledData<T, 4, 2, 0, 1, 3> zxyw;
  612. TVecSwizzledData<T, 4, 2, 0, 2, 0> zxzx;
  613. TVecSwizzledData<T, 4, 2, 0, 2, 1> zxzy;
  614. TVecSwizzledData<T, 4, 2, 0, 2, 2> zxzz;
  615. TVecSwizzledData<T, 4, 2, 0, 2, 3> zxzw;
  616. TVecSwizzledData<T, 4, 2, 0, 3, 0> zxwx;
  617. TVecSwizzledData<T, 4, 2, 0, 3, 1> zxwy;
  618. TVecSwizzledData<T, 4, 2, 0, 3, 2> zxwz;
  619. TVecSwizzledData<T, 4, 2, 0, 3, 3> zxww;
  620. TVecSwizzledData<T, 4, 2, 1, 0, 0> zyxx;
  621. TVecSwizzledData<T, 4, 2, 1, 0, 1> zyxy;
  622. TVecSwizzledData<T, 4, 2, 1, 0, 2> zyxz;
  623. TVecSwizzledData<T, 4, 2, 1, 0, 3> zyxw;
  624. TVecSwizzledData<T, 4, 2, 1, 1, 0> zyyx;
  625. TVecSwizzledData<T, 4, 2, 1, 1, 1> zyyy;
  626. TVecSwizzledData<T, 4, 2, 1, 1, 2> zyyz;
  627. TVecSwizzledData<T, 4, 2, 1, 1, 3> zyyw;
  628. TVecSwizzledData<T, 4, 2, 1, 2, 0> zyzx;
  629. TVecSwizzledData<T, 4, 2, 1, 2, 1> zyzy;
  630. TVecSwizzledData<T, 4, 2, 1, 2, 2> zyzz;
  631. TVecSwizzledData<T, 4, 2, 1, 2, 3> zyzw;
  632. TVecSwizzledData<T, 4, 2, 1, 3, 0> zywx;
  633. TVecSwizzledData<T, 4, 2, 1, 3, 1> zywy;
  634. TVecSwizzledData<T, 4, 2, 1, 3, 2> zywz;
  635. TVecSwizzledData<T, 4, 2, 1, 3, 3> zyww;
  636. TVecSwizzledData<T, 4, 2, 2, 0, 0> zzxx;
  637. TVecSwizzledData<T, 4, 2, 2, 0, 1> zzxy;
  638. TVecSwizzledData<T, 4, 2, 2, 0, 2> zzxz;
  639. TVecSwizzledData<T, 4, 2, 2, 0, 3> zzxw;
  640. TVecSwizzledData<T, 4, 2, 2, 1, 0> zzyx;
  641. TVecSwizzledData<T, 4, 2, 2, 1, 1> zzyy;
  642. TVecSwizzledData<T, 4, 2, 2, 1, 2> zzyz;
  643. TVecSwizzledData<T, 4, 2, 2, 1, 3> zzyw;
  644. TVecSwizzledData<T, 4, 2, 2, 2, 0> zzzx;
  645. TVecSwizzledData<T, 4, 2, 2, 2, 1> zzzy;
  646. TVecSwizzledData<T, 4, 2, 2, 2, 2> zzzz;
  647. TVecSwizzledData<T, 4, 2, 2, 2, 3> zzzw;
  648. TVecSwizzledData<T, 4, 2, 2, 3, 0> zzwx;
  649. TVecSwizzledData<T, 4, 2, 2, 3, 1> zzwy;
  650. TVecSwizzledData<T, 4, 2, 2, 3, 2> zzwz;
  651. TVecSwizzledData<T, 4, 2, 2, 3, 3> zzww;
  652. TVecSwizzledData<T, 4, 2, 3, 0, 0> zwxx;
  653. TVecSwizzledData<T, 4, 2, 3, 0, 1> zwxy;
  654. TVecSwizzledData<T, 4, 2, 3, 0, 2> zwxz;
  655. TVecSwizzledData<T, 4, 2, 3, 0, 3> zwxw;
  656. TVecSwizzledData<T, 4, 2, 3, 1, 0> zwyx;
  657. TVecSwizzledData<T, 4, 2, 3, 1, 1> zwyy;
  658. TVecSwizzledData<T, 4, 2, 3, 1, 2> zwyz;
  659. TVecSwizzledData<T, 4, 2, 3, 1, 3> zwyw;
  660. TVecSwizzledData<T, 4, 2, 3, 2, 0> zwzx;
  661. TVecSwizzledData<T, 4, 2, 3, 2, 1> zwzy;
  662. TVecSwizzledData<T, 4, 2, 3, 2, 2> zwzz;
  663. TVecSwizzledData<T, 4, 2, 3, 2, 3> zwzw;
  664. TVecSwizzledData<T, 4, 2, 3, 3, 0> zwwx;
  665. TVecSwizzledData<T, 4, 2, 3, 3, 1> zwwy;
  666. TVecSwizzledData<T, 4, 2, 3, 3, 2> zwwz;
  667. TVecSwizzledData<T, 4, 2, 3, 3, 3> zwww;
  668. TVecSwizzledData<T, 4, 3, 0, 0, 0> wxxx;
  669. TVecSwizzledData<T, 4, 3, 0, 0, 1> wxxy;
  670. TVecSwizzledData<T, 4, 3, 0, 0, 2> wxxz;
  671. TVecSwizzledData<T, 4, 3, 0, 0, 3> wxxw;
  672. TVecSwizzledData<T, 4, 3, 0, 1, 0> wxyx;
  673. TVecSwizzledData<T, 4, 3, 0, 1, 1> wxyy;
  674. TVecSwizzledData<T, 4, 3, 0, 1, 2> wxyz;
  675. TVecSwizzledData<T, 4, 3, 0, 1, 3> wxyw;
  676. TVecSwizzledData<T, 4, 3, 0, 2, 0> wxzx;
  677. TVecSwizzledData<T, 4, 3, 0, 2, 1> wxzy;
  678. TVecSwizzledData<T, 4, 3, 0, 2, 2> wxzz;
  679. TVecSwizzledData<T, 4, 3, 0, 2, 3> wxzw;
  680. TVecSwizzledData<T, 4, 3, 0, 3, 0> wxwx;
  681. TVecSwizzledData<T, 4, 3, 0, 3, 1> wxwy;
  682. TVecSwizzledData<T, 4, 3, 0, 3, 2> wxwz;
  683. TVecSwizzledData<T, 4, 3, 0, 3, 3> wxww;
  684. TVecSwizzledData<T, 4, 3, 1, 0, 0> wyxx;
  685. TVecSwizzledData<T, 4, 3, 1, 0, 1> wyxy;
  686. TVecSwizzledData<T, 4, 3, 1, 0, 2> wyxz;
  687. TVecSwizzledData<T, 4, 3, 1, 0, 3> wyxw;
  688. TVecSwizzledData<T, 4, 3, 1, 1, 0> wyyx;
  689. TVecSwizzledData<T, 4, 3, 1, 1, 1> wyyy;
  690. TVecSwizzledData<T, 4, 3, 1, 1, 2> wyyz;
  691. TVecSwizzledData<T, 4, 3, 1, 1, 3> wyyw;
  692. TVecSwizzledData<T, 4, 3, 1, 2, 0> wyzx;
  693. TVecSwizzledData<T, 4, 3, 1, 2, 1> wyzy;
  694. TVecSwizzledData<T, 4, 3, 1, 2, 2> wyzz;
  695. TVecSwizzledData<T, 4, 3, 1, 2, 3> wyzw;
  696. TVecSwizzledData<T, 4, 3, 1, 3, 0> wywx;
  697. TVecSwizzledData<T, 4, 3, 1, 3, 1> wywy;
  698. TVecSwizzledData<T, 4, 3, 1, 3, 2> wywz;
  699. TVecSwizzledData<T, 4, 3, 1, 3, 3> wyww;
  700. TVecSwizzledData<T, 4, 3, 2, 0, 0> wzxx;
  701. TVecSwizzledData<T, 4, 3, 2, 0, 1> wzxy;
  702. TVecSwizzledData<T, 4, 3, 2, 0, 2> wzxz;
  703. TVecSwizzledData<T, 4, 3, 2, 0, 3> wzxw;
  704. TVecSwizzledData<T, 4, 3, 2, 1, 0> wzyx;
  705. TVecSwizzledData<T, 4, 3, 2, 1, 1> wzyy;
  706. TVecSwizzledData<T, 4, 3, 2, 1, 2> wzyz;
  707. TVecSwizzledData<T, 4, 3, 2, 1, 3> wzyw;
  708. TVecSwizzledData<T, 4, 3, 2, 2, 0> wzzx;
  709. TVecSwizzledData<T, 4, 3, 2, 2, 1> wzzy;
  710. TVecSwizzledData<T, 4, 3, 2, 2, 2> wzzz;
  711. TVecSwizzledData<T, 4, 3, 2, 2, 3> wzzw;
  712. TVecSwizzledData<T, 4, 3, 2, 3, 0> wzwx;
  713. TVecSwizzledData<T, 4, 3, 2, 3, 1> wzwy;
  714. TVecSwizzledData<T, 4, 3, 2, 3, 2> wzwz;
  715. TVecSwizzledData<T, 4, 3, 2, 3, 3> wzww;
  716. TVecSwizzledData<T, 4, 3, 3, 0, 0> wwxx;
  717. TVecSwizzledData<T, 4, 3, 3, 0, 1> wwxy;
  718. TVecSwizzledData<T, 4, 3, 3, 0, 2> wwxz;
  719. TVecSwizzledData<T, 4, 3, 3, 0, 3> wwxw;
  720. TVecSwizzledData<T, 4, 3, 3, 1, 0> wwyx;
  721. TVecSwizzledData<T, 4, 3, 3, 1, 1> wwyy;
  722. TVecSwizzledData<T, 4, 3, 3, 1, 2> wwyz;
  723. TVecSwizzledData<T, 4, 3, 3, 1, 3> wwyw;
  724. TVecSwizzledData<T, 4, 3, 3, 2, 0> wwzx;
  725. TVecSwizzledData<T, 4, 3, 3, 2, 1> wwzy;
  726. TVecSwizzledData<T, 4, 3, 3, 2, 2> wwzz;
  727. TVecSwizzledData<T, 4, 3, 3, 2, 3> wwzw;
  728. TVecSwizzledData<T, 4, 3, 3, 3, 0> wwwx;
  729. TVecSwizzledData<T, 4, 3, 3, 3, 1> wwwy;
  730. TVecSwizzledData<T, 4, 3, 3, 3, 2> wwwz;
  731. TVecSwizzledData<T, 4, 3, 3, 3, 3> wwww;
  732. };
  733. constexpr TVecData(T x_, T y_, T z_, T w_)
  734. : x(x_)
  735. , y(y_)
  736. , z(z_)
  737. , w(w_)
  738. {
  739. }
  740. constexpr TVecData()
  741. : TVecData(T(0.0f), T(0.0f), T(0.0f), T(0.0f))
  742. {
  743. }
  744. };
  745. #if ANKI_COMPILER_MSVC
  746. # pragma warning(pop)
  747. #elif ANKI_COMPILER_GCC_COMPATIBLE
  748. # pragma GCC diagnostic pop
  749. #endif
  750. template<typename T, U32 kTComponentCount>
  751. class TVec : public TVecData<T, kTComponentCount>
  752. {
  753. public:
  754. using Scalar = T;
  755. static constexpr Bool kVec4Simd = kTComponentCount == 4 && std::is_same<T, F32>::value && ANKI_ENABLE_SIMD;
  756. static constexpr Bool kIsInteger = std::is_integral<T>::value;
  757. static constexpr U32 kComponentCount = kTComponentCount;
  758. using Base = TVecData<T, kTComponentCount>;
  759. using Base::m_arr;
  760. using Base::m_simd;
  761. // Constructors
  762. constexpr TVec()
  763. : Base()
  764. {
  765. }
  766. explicit TVec(T f)
  767. {
  768. if constexpr(kVec4Simd)
  769. {
  770. #if ANKI_SIMD_SSE
  771. m_simd = _mm_set1_ps(f);
  772. #else
  773. m_simd = vdupq_n_f32(f);
  774. #endif
  775. }
  776. else
  777. {
  778. for(U32 i = 0; i < kTComponentCount; ++i)
  779. {
  780. m_arr[i] = f;
  781. }
  782. }
  783. }
  784. // Copy
  785. TVec(const TVec& b)
  786. {
  787. if constexpr(kVec4Simd)
  788. {
  789. m_simd = b.m_simd;
  790. }
  791. else
  792. {
  793. for(U32 i = 0; i < kTComponentCount; i++)
  794. {
  795. m_arr[i] = b.m_arr[i];
  796. }
  797. }
  798. }
  799. // Convert from another type. From int to float vectors and the opposite.
  800. template<typename Y>
  801. explicit TVec(const TVec<Y, kTComponentCount>& b) requires(!std::is_same<Y, T>::value)
  802. {
  803. for(U32 i = 0; i < kTComponentCount; i++)
  804. {
  805. m_arr[i] = T(b[i]);
  806. }
  807. }
  808. // Convert from the swizzle of another type. From int to float vectors and the opposite.
  809. template<typename Y, U32 kOtherComponentCount, U32... kIndices>
  810. explicit TVec(const TVecSwizzledData<Y, kOtherComponentCount, kIndices...>& b) requires(!std::is_same<Y, T>::value)
  811. {
  812. const TVec<Y, kTComponentCount> bb = b;
  813. for(U32 i = 0; i < kTComponentCount; i++)
  814. {
  815. m_arr[i] = T(bb[i]);
  816. }
  817. }
  818. // Convert from the swizzle of another type. From int to float vectors and the opposite.
  819. template<typename Y, U32 kSpecialConst>
  820. explicit TVec(const TVec4SpecialData<Y, 3, kSpecialConst>& b) requires(!std::is_same<Y, T>::value && kTComponentCount == 4)
  821. {
  822. const TVec<Y, kTComponentCount> bb = b;
  823. for(U32 i = 0; i < kTComponentCount; i++)
  824. {
  825. m_arr[i] = T(bb[i]);
  826. }
  827. }
  828. explicit TVec(const T arr[])
  829. {
  830. if constexpr(kVec4Simd)
  831. {
  832. #if ANKI_SIMD_SSE
  833. m_simd = _mm_load_ps(arr);
  834. #else
  835. m_simd = vld1q_f32(arr);
  836. #endif
  837. }
  838. else
  839. {
  840. for(U32 i = 0; i < kTComponentCount; ++i)
  841. {
  842. m_arr[i] = arr[i];
  843. }
  844. }
  845. }
  846. explicit TVec(const Array<T, kTComponentCount>& arr)
  847. : TVec(arr.getBegin())
  848. {
  849. }
  850. // Vec2 specific
  851. constexpr TVec(T x, T y) requires(kTComponentCount == 2)
  852. : Base(x, y)
  853. {
  854. }
  855. // Vec2 specific
  856. constexpr TVec(T x, T y, T z) requires(kTComponentCount == 3)
  857. : Base(x, y, z)
  858. {
  859. }
  860. constexpr TVec(TVec<T, 2> a, T z) requires(kTComponentCount == 3)
  861. : Base(a.m_arr[0], a.m_arr[1], z)
  862. {
  863. }
  864. constexpr TVec(T x, TVec<T, 2> a) requires(kTComponentCount == 3)
  865. : Base(x, a.m_arr[0], a.m_arr[1])
  866. {
  867. }
  868. // Vec4 specific
  869. explicit TVec(T x, T y, T z, T w) requires(kTComponentCount == 4)
  870. {
  871. if constexpr(kVec4Simd)
  872. {
  873. #if ANKI_SIMD_SSE
  874. m_simd = _mm_set_ps(w, z, y, x);
  875. #else
  876. alignas(16) T data[4] = {x, y, z, w};
  877. m_simd = vld1q_f32(data);
  878. #endif
  879. }
  880. else
  881. {
  882. this->m_arr = {x, y, z, w};
  883. }
  884. }
  885. constexpr TVec(TVec<T, 3> a, T w) requires(kTComponentCount == 4)
  886. : Base(a.m_arr[0], a.m_arr[1], a.m_arr[2], w)
  887. {
  888. }
  889. constexpr TVec(T x, TVec<T, 3> a) requires(kTComponentCount == 4)
  890. : Base(x, a.m_arr[0], a.m_arr[1], a.m_arr[2])
  891. {
  892. }
  893. constexpr TVec(TVec<T, 2> a, T z, T w) requires(kTComponentCount == 4)
  894. : Base(a.m_arr[0], a.m_arr[1], z, w)
  895. {
  896. }
  897. constexpr TVec(T x, TVec<T, 2> a, T w) requires(kTComponentCount == 4)
  898. : Base(x, a.m_arr[0], a.m_arr[1], w)
  899. {
  900. }
  901. constexpr TVec(T x, T y, TVec<T, 2> a) requires(kTComponentCount == 4)
  902. : Base(x, y, a.m_arr[0], a.m_arr[1])
  903. {
  904. }
  905. constexpr TVec(TVec<T, 2> a, TVec<T, 2> b) requires(kTComponentCount == 4)
  906. : Base(a.m_arr[0], a.m_arr[1], b.m_arr[0], b.m_arr[1])
  907. {
  908. }
  909. explicit TVec(Base::Simd simd) requires(kTComponentCount == 4)
  910. {
  911. m_simd = simd;
  912. }
  913. // Accessors
  914. T& operator[](U32 i)
  915. {
  916. return m_arr[i];
  917. }
  918. T operator[](U32 i) const
  919. {
  920. return m_arr[i];
  921. }
  922. // Operators with the same type
  923. // Copy
  924. TVec& operator=(const TVec& b)
  925. {
  926. if constexpr(kVec4Simd)
  927. {
  928. m_simd = b.m_simd;
  929. }
  930. else
  931. {
  932. for(U32 i = 0; i < kTComponentCount; i++)
  933. {
  934. m_arr[i] = b.m_carr[i];
  935. }
  936. }
  937. return *this;
  938. }
  939. [[nodiscard]] TVec operator+(TVec b) const
  940. {
  941. if constexpr(kVec4Simd)
  942. {
  943. #if ANKI_SIMD_SSE
  944. return TVec(_mm_add_ps(m_simd, b.m_simd));
  945. #else
  946. return TVec(vaddq_f32(m_simd, b.m_simd));
  947. #endif
  948. }
  949. else
  950. {
  951. TVec out;
  952. for(U32 i = 0; i < kTComponentCount; i++)
  953. {
  954. out.m_arr[i] = m_arr[i] + b.m_arr[i];
  955. }
  956. return out;
  957. }
  958. }
  959. TVec& operator+=(TVec b)
  960. {
  961. if constexpr(kVec4Simd)
  962. {
  963. #if ANKI_SIMD_SSE
  964. m_simd = _mm_add_ps(m_simd, b.m_simd);
  965. #else
  966. m_simd = vaddq_f32(m_simd, b.m_simd);
  967. #endif
  968. }
  969. else
  970. {
  971. for(U32 i = 0; i < kTComponentCount; i++)
  972. {
  973. m_arr[i] += b.m_arr[i];
  974. }
  975. }
  976. return *this;
  977. }
  978. [[nodiscard]] TVec operator-(TVec b) const
  979. {
  980. if constexpr(kVec4Simd)
  981. {
  982. #if ANKI_SIMD_SSE
  983. return TVec(_mm_sub_ps(m_simd, b.m_simd));
  984. #else
  985. return TVec(vsubq_f32(m_simd, b.m_simd));
  986. #endif
  987. }
  988. else
  989. {
  990. TVec out;
  991. for(U32 i = 0; i < kTComponentCount; i++)
  992. {
  993. out.m_arr[i] = m_arr[i] - b.m_arr[i];
  994. }
  995. return out;
  996. }
  997. }
  998. TVec& operator-=(TVec b)
  999. {
  1000. if constexpr(kVec4Simd)
  1001. {
  1002. #if ANKI_SIMD_SSE
  1003. m_simd = _mm_sub_ps(m_simd, b.m_simd);
  1004. #else
  1005. m_simd = vsubq_f32(m_simd, b.m_simd);
  1006. #endif
  1007. }
  1008. else
  1009. {
  1010. for(U32 i = 0; i < kTComponentCount; i++)
  1011. {
  1012. m_arr[i] -= b.m_arr[i];
  1013. }
  1014. }
  1015. return *this;
  1016. }
  1017. [[nodiscard]] TVec operator*(TVec b) const
  1018. {
  1019. if constexpr(kVec4Simd)
  1020. {
  1021. #if ANKI_SIMD_SSE
  1022. return TVec(_mm_mul_ps(m_simd, b.m_simd));
  1023. #else
  1024. return TVec(vmulq_f32(m_simd, b.m_simd));
  1025. #endif
  1026. }
  1027. else
  1028. {
  1029. TVec out;
  1030. for(U32 i = 0; i < kTComponentCount; i++)
  1031. {
  1032. out.m_arr[i] = m_arr[i] * b.m_arr[i];
  1033. }
  1034. return out;
  1035. }
  1036. }
  1037. TVec& operator*=(TVec b)
  1038. {
  1039. if constexpr(kVec4Simd)
  1040. {
  1041. #if ANKI_SIMD_SSE
  1042. m_simd = _mm_mul_ps(m_simd, b.m_simd);
  1043. #else
  1044. m_simd = vmulq_f32(m_simd, b.m_simd);
  1045. #endif
  1046. }
  1047. else
  1048. {
  1049. for(U32 i = 0; i < kTComponentCount; i++)
  1050. {
  1051. m_arr[i] *= b.m_arr[i];
  1052. }
  1053. }
  1054. return *this;
  1055. }
  1056. [[nodiscard]] TVec operator/(TVec b) const
  1057. {
  1058. if constexpr(kVec4Simd)
  1059. {
  1060. #if ANKI_SIMD_SSE
  1061. return TVec(_mm_div_ps(m_simd, b.m_simd));
  1062. #else
  1063. return TVec(vdivq_f32(m_simd, b.m_simd));
  1064. #endif
  1065. }
  1066. else
  1067. {
  1068. TVec out;
  1069. for(U32 i = 0; i < kTComponentCount; i++)
  1070. {
  1071. ANKI_ASSERT(b.m_arr[i] != 0.0);
  1072. out.m_arr[i] = m_arr[i] / b.m_arr[i];
  1073. }
  1074. return out;
  1075. }
  1076. }
  1077. TVec& operator/=(TVec b)
  1078. {
  1079. if constexpr(kVec4Simd)
  1080. {
  1081. #if ANKI_SIMD_SSE
  1082. m_simd = _mm_div_ps(m_simd, b.m_simd);
  1083. #else
  1084. m_simd = vdivq_f32(m_simd, b.m_simd);
  1085. #endif
  1086. }
  1087. else
  1088. {
  1089. for(U32 i = 0; i < kTComponentCount; i++)
  1090. {
  1091. ANKI_ASSERT(b.m_arr[i] != 0.0);
  1092. m_arr[i] /= b.m_arr[i];
  1093. }
  1094. }
  1095. return *this;
  1096. }
  1097. [[nodiscard]] TVec operator-() const
  1098. {
  1099. if constexpr(kVec4Simd)
  1100. {
  1101. #if ANKI_SIMD_SSE
  1102. return TVec(_mm_xor_ps(m_simd, _mm_set1_ps(-0.0)));
  1103. #else
  1104. return TVec(veorq_s32(m_simd, vdupq_n_f32(-0.0)));
  1105. #endif
  1106. }
  1107. else
  1108. {
  1109. TVec out;
  1110. for(U32 i = 0; i < kTComponentCount; i++)
  1111. {
  1112. out.m_arr[i] = -m_arr[i];
  1113. }
  1114. return out;
  1115. }
  1116. }
  1117. [[nodiscard]] TVec operator<<(TVec b) const requires(kIsInteger)
  1118. {
  1119. TVec out;
  1120. for(U32 i = 0; i < kTComponentCount; i++)
  1121. {
  1122. out.m_arr[i] = m_arr[i] << b.m_arr[i];
  1123. }
  1124. return out;
  1125. }
  1126. TVec& operator<<=(TVec b) requires(kIsInteger)
  1127. {
  1128. for(U32 i = 0; i < kTComponentCount; i++)
  1129. {
  1130. m_arr[i] <<= b.m_arr[i];
  1131. }
  1132. return *this;
  1133. }
  1134. [[nodiscard]] TVec operator>>(TVec b) const requires(kIsInteger)
  1135. {
  1136. TVec out;
  1137. for(U32 i = 0; i < kTComponentCount; i++)
  1138. {
  1139. out.m_arr[i] = m_arr[i] >> b.m_arr[i];
  1140. }
  1141. return out;
  1142. }
  1143. TVec& operator>>=(TVec b) requires(kIsInteger)
  1144. {
  1145. for(U32 i = 0; i < kTComponentCount; i++)
  1146. {
  1147. m_arr[i] >>= b.m_arr[i];
  1148. }
  1149. return *this;
  1150. }
  1151. [[nodiscard]] TVec operator&(TVec b) const requires(kIsInteger)
  1152. {
  1153. TVec out;
  1154. for(U32 i = 0; i < kTComponentCount; i++)
  1155. {
  1156. out.m_arr[i] = m_arr[i] & b.m_arr[i];
  1157. }
  1158. return out;
  1159. }
  1160. TVec& operator&=(TVec b) requires(kIsInteger)
  1161. {
  1162. for(U32 i = 0; i < kTComponentCount; i++)
  1163. {
  1164. m_arr[i] &= b.m_arr[i];
  1165. }
  1166. return *this;
  1167. }
  1168. [[nodiscard]] TVec operator|(TVec b) const requires(kIsInteger)
  1169. {
  1170. TVec out;
  1171. for(U32 i = 0; i < kTComponentCount; i++)
  1172. {
  1173. out.m_arr[i] = m_arr[i] | b.m_arr[i];
  1174. }
  1175. return out;
  1176. }
  1177. TVec& operator|=(TVec b) requires(kIsInteger)
  1178. {
  1179. for(U32 i = 0; i < kTComponentCount; i++)
  1180. {
  1181. m_arr[i] |= b.m_arr[i];
  1182. }
  1183. return *this;
  1184. }
  1185. [[nodiscard]] TVec operator^(TVec b) const requires(kIsInteger)
  1186. {
  1187. TVec out;
  1188. for(U32 i = 0; i < kTComponentCount; i++)
  1189. {
  1190. out.m_arr[i] = m_arr[i] ^ b.m_arr[i];
  1191. }
  1192. return out;
  1193. }
  1194. TVec& operator^=(TVec b) requires(kIsInteger)
  1195. {
  1196. for(U32 i = 0; i < kTComponentCount; i++)
  1197. {
  1198. m_arr[i] ^= b.m_arr[i];
  1199. }
  1200. return *this;
  1201. }
  1202. [[nodiscard]] TVec operator%(TVec b) const requires(kIsInteger)
  1203. {
  1204. TVec out;
  1205. for(U32 i = 0; i < kTComponentCount; i++)
  1206. {
  1207. out.m_arr[i] = m_arr[i] % b.m_arr[i];
  1208. }
  1209. return out;
  1210. }
  1211. TVec& operator%=(TVec b) requires(kIsInteger)
  1212. {
  1213. for(U32 i = 0; i < kTComponentCount; i++)
  1214. {
  1215. m_arr[i] %= b.m_arr[i];
  1216. }
  1217. return *this;
  1218. }
  1219. [[nodiscard]] Bool operator==(TVec b) const
  1220. {
  1221. for(U32 i = 0; i < kTComponentCount; i++)
  1222. {
  1223. if(!isZero<T>(m_arr[i] - b.m_arr[i]))
  1224. {
  1225. return false;
  1226. }
  1227. }
  1228. return true;
  1229. }
  1230. [[nodiscard]] Bool operator!=(TVec b) const
  1231. {
  1232. return !operator==(b);
  1233. }
  1234. [[nodiscard]] Bool operator<(TVec b) const
  1235. {
  1236. for(U32 i = 0; i < kTComponentCount; i++)
  1237. {
  1238. if(m_arr[i] >= b.m_arr[i])
  1239. {
  1240. return false;
  1241. }
  1242. }
  1243. return true;
  1244. }
  1245. [[nodiscard]] Bool operator<=(TVec b) const
  1246. {
  1247. for(U32 i = 0; i < kTComponentCount; i++)
  1248. {
  1249. if(m_arr[i] > b.m_arr[i])
  1250. {
  1251. return false;
  1252. }
  1253. }
  1254. return true;
  1255. }
  1256. [[nodiscard]] Bool operator>(TVec b) const
  1257. {
  1258. for(U32 i = 0; i < kTComponentCount; i++)
  1259. {
  1260. if(m_arr[i] <= b.m_arr[i])
  1261. {
  1262. return false;
  1263. }
  1264. }
  1265. return true;
  1266. }
  1267. [[nodiscard]] Bool operator>=(TVec b) const
  1268. {
  1269. for(U32 i = 0; i < kTComponentCount; i++)
  1270. {
  1271. if(m_arr[i] < b.m_arr[i])
  1272. {
  1273. return false;
  1274. }
  1275. }
  1276. return true;
  1277. }
  1278. // Operators with T
  1279. [[nodiscard]] TVec operator+(T f) const
  1280. {
  1281. return (*this) + TVec(f);
  1282. }
  1283. TVec& operator+=(T f)
  1284. {
  1285. (*this) += TVec(f);
  1286. return *this;
  1287. }
  1288. [[nodiscard]] TVec operator-(T f) const
  1289. {
  1290. return (*this) - TVec(f);
  1291. }
  1292. TVec& operator-=(T f)
  1293. {
  1294. (*this) -= TVec(f);
  1295. return *this;
  1296. }
  1297. [[nodiscard]] TVec operator*(T f) const
  1298. {
  1299. return (*this) * TVec(f);
  1300. }
  1301. TVec& operator*=(T f)
  1302. {
  1303. (*this) *= TVec(f);
  1304. return *this;
  1305. }
  1306. [[nodiscard]] TVec operator/(T f) const
  1307. {
  1308. return (*this) / TVec(f);
  1309. }
  1310. TVec& operator/=(T f)
  1311. {
  1312. (*this) /= TVec(f);
  1313. return *this;
  1314. }
  1315. [[nodiscard]] TVec operator<<(T f) const requires(kIsInteger)
  1316. {
  1317. return (*this) << TVec(f);
  1318. }
  1319. TVec& operator<<=(T f) requires(kIsInteger)
  1320. {
  1321. (*this) <<= TVec(f);
  1322. return *this;
  1323. }
  1324. [[nodiscard]] TVec operator>>(T f) const requires(kIsInteger)
  1325. {
  1326. return (*this) >> TVec(f);
  1327. }
  1328. TVec& operator>>=(T f) requires(kIsInteger)
  1329. {
  1330. (*this) >>= TVec(f);
  1331. return *this;
  1332. }
  1333. [[nodiscard]] TVec operator&(T f) const requires(kIsInteger)
  1334. {
  1335. return (*this) & TVec(f);
  1336. }
  1337. TVec& operator&=(T f) requires(kIsInteger)
  1338. {
  1339. (*this) &= TVec(f);
  1340. return *this;
  1341. }
  1342. [[nodiscard]] TVec operator|(T f) const requires(kIsInteger)
  1343. {
  1344. return (*this) | TVec(f);
  1345. }
  1346. TVec& operator|=(T f) requires(kIsInteger)
  1347. {
  1348. (*this) |= TVec(f);
  1349. return *this;
  1350. }
  1351. [[nodiscard]] TVec operator^(T f) const requires(kIsInteger)
  1352. {
  1353. return (*this) ^ TVec(f);
  1354. }
  1355. TVec& operator^=(T f) requires(kIsInteger)
  1356. {
  1357. (*this) ^= TVec(f);
  1358. return *this;
  1359. }
  1360. [[nodiscard]] TVec operator%(T f) const requires(kIsInteger)
  1361. {
  1362. return (*this) % TVec(f);
  1363. }
  1364. TVec& operator%=(T f) requires(kIsInteger)
  1365. {
  1366. (*this) %= TVec(f);
  1367. return *this;
  1368. }
  1369. [[nodiscard]] Bool operator==(T f) const
  1370. {
  1371. return *this == TVec(f);
  1372. }
  1373. [[nodiscard]] Bool operator!=(T f) const
  1374. {
  1375. return *this != TVec(f);
  1376. }
  1377. [[nodiscard]] Bool operator<(T f) const
  1378. {
  1379. return *this < TVec(f);
  1380. }
  1381. [[nodiscard]] Bool operator<=(T f) const
  1382. {
  1383. return *this <= TVec(f);
  1384. }
  1385. [[nodiscard]] Bool operator>(T f) const
  1386. {
  1387. return *this > TVec(f);
  1388. }
  1389. [[nodiscard]] Bool operator>=(T f) const
  1390. {
  1391. return *this >= TVec(f);
  1392. }
  1393. // Operators with other
  1394. [[nodiscard]] TVec operator*(const TMat<T, 4, 4>& m4) const requires(kTComponentCount == 4)
  1395. {
  1396. TVec out;
  1397. out.x = this->x * m4(0, 0) + this->y * m4(1, 0) + this->z * m4(2, 0) + this->w * m4(3, 0);
  1398. out.y = this->x * m4(0, 1) + this->y * m4(1, 1) + this->z * m4(2, 1) + this->w * m4(3, 1);
  1399. out.z = this->x * m4(0, 2) + this->y * m4(1, 2) + this->z * m4(2, 2) + this->w * m4(3, 2);
  1400. out.w = this->x * m4(0, 3) + this->y * m4(1, 3) + this->z * m4(2, 3) + this->w * m4(3, 3);
  1401. return out;
  1402. }
  1403. // Other
  1404. [[nodiscard]] T dot(TVec b) const
  1405. {
  1406. T out = T(0);
  1407. if constexpr(kVec4Simd)
  1408. {
  1409. #if ANKI_SIMD_SSE
  1410. _mm_store_ss(&out, _mm_dp_ps(m_simd, b.m_simd, 0xF1));
  1411. #else
  1412. out = vaddvq_f32(vmulq_f32(m_simd, b.m_simd));
  1413. #endif
  1414. }
  1415. else
  1416. {
  1417. for(U32 i = 0; i < kTComponentCount; i++)
  1418. {
  1419. out += m_arr[i] * b.m_arr[i];
  1420. }
  1421. }
  1422. return out;
  1423. }
  1424. // 6 muls, 3 adds
  1425. [[nodiscard]] TVec cross(TVec b) const requires(kTComponentCount == 3)
  1426. {
  1427. return TVec(this->y * b.z - this->z * b.y, this->z * b.x - this->x * b.z, this->x * b.y - this->y * b.x);
  1428. }
  1429. // It's like calculating the cross of a 3 component TVec.
  1430. [[nodiscard]] TVec cross(TVec b_) const requires(kTComponentCount == 4)
  1431. {
  1432. ANKI_ASSERT(this->w == T(0));
  1433. ANKI_ASSERT(b_.w == T(0));
  1434. #if ANKI_SIMD_SSE
  1435. const auto& a = m_simd;
  1436. const auto& b = b_.m_simd;
  1437. __m128 t1 = _mm_shuffle_ps(b, b, _MM_SHUFFLE(0, 0, 2, 1));
  1438. t1 = _mm_mul_ps(t1, a);
  1439. __m128 t2 = _mm_shuffle_ps(a, a, _MM_SHUFFLE(0, 0, 2, 1));
  1440. t2 = _mm_mul_ps(t2, b);
  1441. __m128 t3 = _mm_sub_ps(t1, t2);
  1442. return TVec(_mm_shuffle_ps(t3, t3, _MM_SHUFFLE(0, 0, 2, 1))).xyz0;
  1443. #elif ANKI_SIMD_NEON
  1444. const auto& a = m_simd;
  1445. const auto& b = b_.m_simd;
  1446. float32x4_t t1 = ANKI_NEON_SHUFFLE_F32x4(b, b, 0, 0, 2, 1);
  1447. t1 = vmulq_f32(t1, a);
  1448. float32x4_t t2 = ANKI_NEON_SHUFFLE_F32x4(a, a, 0, 0, 2, 1);
  1449. t2 = vmulq_f32(t2, b);
  1450. float32x4_t t3 = vsubq_f32(t1, t2);
  1451. return TVec(ANKI_NEON_SHUFFLE_F32x4(t3, t3, 0, 0, 2, 1)).xyz0;
  1452. #else
  1453. return TVec(xyz.cross(b_.xyz), T(0));
  1454. #endif
  1455. }
  1456. [[nodiscard]] TVec projectTo(TVec toThis) const
  1457. {
  1458. if constexpr(kTComponentCount < 4)
  1459. {
  1460. return toThis * ((*this).dot(toThis) / (toThis.dot(toThis)));
  1461. }
  1462. else
  1463. {
  1464. ANKI_ASSERT(this->w == T(0));
  1465. return (toThis * ((*this).dot(toThis) / (toThis.dot(toThis)))).xyz0;
  1466. }
  1467. }
  1468. [[nodiscard]] TVec projectTo(TVec rayOrigin, TVec rayDir) const
  1469. {
  1470. if constexpr(kTComponentCount < 4)
  1471. {
  1472. const auto& a = *this;
  1473. return rayOrigin + rayDir * ((a - rayOrigin).dot(rayDir));
  1474. }
  1475. else
  1476. {
  1477. ANKI_ASSERT(this->w == T(0));
  1478. ANKI_ASSERT(rayOrigin.w == T(0));
  1479. ANKI_ASSERT(rayDir.w == T(0));
  1480. const auto& a = *this;
  1481. return rayOrigin + rayDir * ((a - rayOrigin).dot(rayDir));
  1482. }
  1483. }
  1484. // Perspective divide. Divide the xyzw of this to the w of this. This method will handle some edge cases.
  1485. [[nodiscard]] TVec perspectiveDivide() const requires(kTComponentCount == 4 && !kIsInteger)
  1486. {
  1487. auto invw = T(1) / this->w; // This may become (+-)inf
  1488. invw = (invw > T(1e+11)) ? T(1e+11) : invw; // Clamp
  1489. invw = (invw < T(-1e+11)) ? T(-1e+11) : invw; // Clamp
  1490. return (*this) * invw;
  1491. }
  1492. [[nodiscard]] T lengthSquared() const
  1493. {
  1494. return dot(*this);
  1495. }
  1496. [[nodiscard]] T length() const
  1497. {
  1498. return sqrt<T>(lengthSquared());
  1499. }
  1500. [[nodiscard]] T distanceSquared(TVec b) const
  1501. {
  1502. return ((*this) - b).lengthSquared();
  1503. }
  1504. [[nodiscard]] T distance(TVec b) const
  1505. {
  1506. return sqrt<T>(distance(b));
  1507. }
  1508. [[nodiscard]] TVec normalize() const
  1509. {
  1510. if constexpr(kVec4Simd)
  1511. {
  1512. #if ANKI_SIMD_SSE
  1513. __m128 v = _mm_dp_ps(m_simd, m_simd, 0xFF);
  1514. v = _mm_sqrt_ps(v);
  1515. v = _mm_div_ps(m_simd, v);
  1516. return TVec(v);
  1517. #else
  1518. float32x4_t v = vmulq_f32(m_simd, m_simd);
  1519. v = vdupq_n_f32(vaddvq_f32(v));
  1520. v = vsqrtq_f32(v);
  1521. v = vdivq_f32(m_simd, v);
  1522. return TVec(v);
  1523. #endif
  1524. }
  1525. else
  1526. {
  1527. return (*this) / length();
  1528. }
  1529. }
  1530. // Return lerp(this, v1, t)
  1531. [[nodiscard]] TVec lerp(TVec v1, TVec t) const
  1532. {
  1533. TVec out;
  1534. for(U32 i = 0; i < kTComponentCount; ++i)
  1535. {
  1536. out[i] = m_arr[i] * (T(1) - t.m_arr[i]) + v1.m_arr[i] * t.m_arr[i];
  1537. }
  1538. return out;
  1539. }
  1540. // Return lerp(this, v1, t)
  1541. [[nodiscard]] TVec lerp(TVec v1, T t) const
  1542. {
  1543. return ((*this) * (T(1) - t)) + (v1 * t);
  1544. }
  1545. [[nodiscard]] TVec abs() const
  1546. {
  1547. if constexpr(kVec4Simd)
  1548. {
  1549. #if ANKI_SIMD_SSE
  1550. const __m128 signMask = _mm_set1_ps(-0.0f);
  1551. return TVec(_mm_andnot_ps(signMask, m_simd));
  1552. #else
  1553. return TVec(vabsq_f32(m_simd));
  1554. #endif
  1555. }
  1556. else
  1557. {
  1558. TVec out;
  1559. for(U32 i = 0; i < kTComponentCount; ++i)
  1560. {
  1561. out[i] = absolute<T>(m_arr[i]);
  1562. }
  1563. return out;
  1564. }
  1565. }
  1566. // Get clamped between two values.
  1567. [[nodiscard]] TVec clamp(T minv, T maxv) const
  1568. {
  1569. return max(TVec(minv)).min(TVec(maxv));
  1570. }
  1571. // Get clamped between two vectors.
  1572. [[nodiscard]] TVec clamp(TVec minv, TVec maxv) const
  1573. {
  1574. return max(minv).min(maxv);
  1575. }
  1576. // Get the min of all components.
  1577. [[nodiscard]] TVec min(TVec b) const
  1578. {
  1579. if constexpr(kVec4Simd)
  1580. {
  1581. #if ANKI_SIMD_SSE
  1582. return TVec(_mm_min_ps(m_simd, b.m_simd));
  1583. #else
  1584. return TVec(vminq_f32(m_simd, b.m_simd));
  1585. #endif
  1586. }
  1587. else
  1588. {
  1589. TVec out;
  1590. for(U32 i = 0; i < kTComponentCount; ++i)
  1591. {
  1592. out[i] = anki::min<T>(m_arr[i], b[i]);
  1593. }
  1594. return out;
  1595. }
  1596. }
  1597. // Get the min of all components.
  1598. [[nodiscard]] TVec min(T b) const
  1599. {
  1600. return min(TVec(b));
  1601. }
  1602. // Get the max of all components.
  1603. [[nodiscard]] TVec max(TVec b) const
  1604. {
  1605. if constexpr(kVec4Simd)
  1606. {
  1607. #if ANKI_SIMD_SSE
  1608. return TVec(_mm_max_ps(m_simd, b.m_simd));
  1609. #else
  1610. return TVec(vmaxq_f32(m_simd, b.m_simd));
  1611. #endif
  1612. }
  1613. else
  1614. {
  1615. TVec out;
  1616. for(U32 i = 0; i < kTComponentCount; ++i)
  1617. {
  1618. out[i] = anki::max<T>(m_arr[i], b[i]);
  1619. }
  1620. return out;
  1621. }
  1622. }
  1623. // Get the max of all components.
  1624. [[nodiscard]] TVec max(T b) const
  1625. {
  1626. return max(TVec(b));
  1627. }
  1628. [[nodiscard]] TVec round() const requires(!kIsInteger)
  1629. {
  1630. TVec out;
  1631. for(U32 i = 0; i < kTComponentCount; ++i)
  1632. {
  1633. out[i] = T(::round(m_arr[i]));
  1634. }
  1635. return out;
  1636. }
  1637. // Get a safe 1 / (*this)
  1638. [[nodiscard]] TVec reciprocal() const
  1639. {
  1640. TVec out;
  1641. for(U32 i = 0; i < kTComponentCount; ++i)
  1642. {
  1643. out[i] = T(1) / m_arr[i];
  1644. }
  1645. return out;
  1646. }
  1647. // Power
  1648. [[nodiscard]] TVec pow(TVec b) const
  1649. {
  1650. TVec out;
  1651. for(U32 i = 0; i < kTComponentCount; ++i)
  1652. {
  1653. out[i] = anki::pow(m_arr[i], b.m_arr[i]);
  1654. }
  1655. return out;
  1656. }
  1657. // Power
  1658. [[nodiscard]] TVec pow(T b) const
  1659. {
  1660. return pow(TVec(b));
  1661. }
  1662. [[nodiscard]] static TVec xAxis() requires(kTComponentCount == 2)
  1663. {
  1664. return TVec(T(1), T(0));
  1665. }
  1666. [[nodiscard]] static TVec xAxis() requires(kTComponentCount == 3)
  1667. {
  1668. return TVec(T(1), T(0), T(0));
  1669. }
  1670. [[nodiscard]] static TVec xAxis() requires(kTComponentCount == 4)
  1671. {
  1672. return TVec(T(1), T(0), T(0), T(0));
  1673. }
  1674. [[nodiscard]] static TVec yAxis() requires(kTComponentCount == 2)
  1675. {
  1676. return TVec(T(0), T(1));
  1677. }
  1678. [[nodiscard]] static TVec yAxis() requires(kTComponentCount == 3)
  1679. {
  1680. return TVec(T(0), T(1), T(0));
  1681. }
  1682. [[nodiscard]] static TVec yAxis() requires(kTComponentCount == 4)
  1683. {
  1684. return TVec(T(0), T(1), T(0), T(0));
  1685. }
  1686. [[nodiscard]] static TVec zAxis() requires(kTComponentCount == 3)
  1687. {
  1688. return TVec(T(0), T(0), T(1));
  1689. }
  1690. [[nodiscard]] static TVec zAxis() requires(kTComponentCount == 4)
  1691. {
  1692. return TVec(T(0), T(0), T(1), T(0));
  1693. }
  1694. // Serialize the structure.
  1695. void serialize(void* data, PtrSize& size) const
  1696. {
  1697. size = sizeof(*this);
  1698. if(data)
  1699. {
  1700. memcpy(data, this, sizeof(*this));
  1701. }
  1702. }
  1703. // De-serialize the structure.
  1704. void deserialize(const void* data)
  1705. {
  1706. ANKI_ASSERT(data);
  1707. memcpy(this, data, sizeof(*this));
  1708. }
  1709. [[nodiscard]] static constexpr U8 getSize()
  1710. {
  1711. return U8(kTComponentCount);
  1712. }
  1713. U32 packSnorm4x8() const requires(std::is_floating_point_v<T>&& kTComponentCount == 4)
  1714. {
  1715. union
  1716. {
  1717. I8 in[4];
  1718. U32 out;
  1719. } u;
  1720. const TVec result = (clamp(-1.0f, 1.0f) * 127.0f).round();
  1721. u.in[0] = I8(result[0]);
  1722. u.in[1] = I8(result[1]);
  1723. u.in[2] = I8(result[2]);
  1724. u.in[3] = I8(result[3]);
  1725. return u.out;
  1726. }
  1727. U32 packUnorm4x8() const requires(std::is_floating_point_v<T>&& kTComponentCount == 4)
  1728. {
  1729. ANKI_ASSERT((*this <= TVec(T(1)) && *this >= TVec(T(0))));
  1730. const TVec packed(*this * T(255));
  1731. return packed.x | (U32(packed.y) << 8u) | (U32(packed.z) << 16u) | (U32(packed.w) << 24u);
  1732. }
  1733. // Opposite of packUnorm4x8
  1734. void unpackUnorm4x8(const U32 value) requires(std::is_floating_point_v<T>&& kTComponentCount == 4)
  1735. {
  1736. const TVec packed(value & 0xFF, (value >> 8u) & 0xFF, (value >> 16u) & 0xff, value >> 24u);
  1737. *this = packed / T(255);
  1738. }
  1739. void setFromSphericalToCartesian(T polar, T azimuth) requires(std::is_floating_point_v<T>&& kTComponentCount == 3)
  1740. {
  1741. TVec& out = *this;
  1742. out.x = cos(polar) * sin(azimuth);
  1743. out.y = cos(polar) * cos(azimuth);
  1744. out.z = sin(polar);
  1745. }
  1746. [[nodiscard]] String toString() const requires(std::is_floating_point<T>::value)
  1747. {
  1748. String str;
  1749. for(U32 i = 0; i < kTComponentCount; ++i)
  1750. {
  1751. str += String().sprintf((i < i - kTComponentCount) ? "%f " : "%f", m_arr[i]);
  1752. }
  1753. return str;
  1754. }
  1755. static constexpr Bool kClangWorkaround = std::is_integral<T>::value && std::is_unsigned<T>::value;
  1756. [[nodiscard]] String toString() const requires(kClangWorkaround)
  1757. {
  1758. String str;
  1759. for(U32 i = 0; i < kTComponentCount; ++i)
  1760. {
  1761. str += String().sprintf((i < i - kTComponentCount) ? "%u " : "%u", m_arr[i]);
  1762. }
  1763. return str;
  1764. }
  1765. static constexpr Bool kClangWorkaround2 = std::is_integral<T>::value && std::is_signed<T>::value;
  1766. [[nodiscard]] String toString() const requires(kClangWorkaround2)
  1767. {
  1768. String str;
  1769. for(U32 i = 0; i < kTComponentCount; ++i)
  1770. {
  1771. str += String().sprintf((i < i - kTComponentCount) ? "%d " : "%d", m_arr[i]);
  1772. }
  1773. return str;
  1774. }
  1775. };
  1776. template<typename T, U32 kTComponentCount>
  1777. TVec<T, kTComponentCount> operator+(T f, TVec<T, kTComponentCount> v)
  1778. {
  1779. return v + f;
  1780. }
  1781. template<typename T, U32 kTComponentCount>
  1782. TVec<T, kTComponentCount> operator-(T f, TVec<T, kTComponentCount> v)
  1783. {
  1784. return TVec<T, kTComponentCount>(f) - v;
  1785. }
  1786. template<typename T, U32 kTComponentCount>
  1787. TVec<T, kTComponentCount> operator*(T f, TVec<T, kTComponentCount> v)
  1788. {
  1789. return v * f;
  1790. }
  1791. template<typename T, U32 kTComponentCount>
  1792. TVec<T, kTComponentCount> operator/(T f, TVec<T, kTComponentCount> v)
  1793. {
  1794. return TVec<T, kTComponentCount>(f) / v;
  1795. }
  1796. // All vectors
  1797. using Vec2 = TVec<F32, 2>;
  1798. using HVec2 = TVec<F16, 2>;
  1799. using IVec2 = TVec<I32, 2>;
  1800. using I16Vec2 = TVec<I16, 2>;
  1801. using I8Vec2 = TVec<I8, 2>;
  1802. using UVec2 = TVec<U32, 2>;
  1803. using U16Vec2 = TVec<U16, 2>;
  1804. using U8Vec2 = TVec<U8, 2>;
  1805. using Vec3 = TVec<F32, 3>;
  1806. using HVec3 = TVec<F16, 3>;
  1807. using IVec3 = TVec<I32, 3>;
  1808. using I16Vec3 = TVec<I16, 3>;
  1809. using I8Vec3 = TVec<I8, 3>;
  1810. using UVec3 = TVec<U32, 3>;
  1811. using U16Vec3 = TVec<U16, 3>;
  1812. using U8Vec3 = TVec<U8, 3>;
  1813. using Vec4 = TVec<F32, 4>;
  1814. using HVec4 = TVec<F16, 4>;
  1815. using IVec4 = TVec<I32, 4>;
  1816. using I16Vec4 = TVec<I16, 4>;
  1817. using I8Vec4 = TVec<I8, 4>;
  1818. using UVec4 = TVec<U32, 4>;
  1819. using U16Vec4 = TVec<U16, 4>;
  1820. using U8Vec4 = TVec<U8, 4>;
  1821. } // end namespace anki