linalg_hlsl.odin 98 KB

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  1. // core:math/linalg/hlsl implements a HLSL-like mathematics library plus numerous other utility procedures
  2. package math_linalg_hlsl
  3. import "base:builtin"
  4. import "base:intrinsics"
  5. TAU :: 6.28318530717958647692528676655900576
  6. PI :: 3.14159265358979323846264338327950288
  7. E :: 2.71828182845904523536
  8. τ :: TAU
  9. π :: PI
  10. e :: E
  11. SQRT_TWO :: 1.41421356237309504880168872420969808
  12. SQRT_THREE :: 1.73205080756887729352744634150587236
  13. SQRT_FIVE :: 2.23606797749978969640917366873127623
  14. LN2 :: 0.693147180559945309417232121458176568
  15. LN10 :: 2.30258509299404568401799145468436421
  16. FLOAT_EPSILON :: 1e-7
  17. DOUBLE_EPSILON :: 1e-15
  18. // Aliases (not distinct) of types
  19. float :: f32
  20. double :: f64
  21. int :: builtin.i32
  22. uint :: builtin.u32
  23. // Odin matrices are stored internally as Column-Major, which matches the internal layout of HLSL by default
  24. float1x1 :: distinct matrix[1, 1]float
  25. float2x2 :: distinct matrix[2, 2]float
  26. float3x3 :: distinct matrix[3, 3]float
  27. float4x4 :: distinct matrix[4, 4]float
  28. float1x2 :: distinct matrix[1, 2]float
  29. float1x3 :: distinct matrix[1, 3]float
  30. float1x4 :: distinct matrix[1, 4]float
  31. float2x1 :: distinct matrix[2, 1]float
  32. float2x3 :: distinct matrix[2, 3]float
  33. float2x4 :: distinct matrix[2, 4]float
  34. float3x1 :: distinct matrix[3, 1]float
  35. float3x2 :: distinct matrix[3, 2]float
  36. float3x4 :: distinct matrix[3, 4]float
  37. float4x1 :: distinct matrix[4, 1]float
  38. float4x2 :: distinct matrix[4, 2]float
  39. float4x3 :: distinct matrix[4, 3]float
  40. float2 :: distinct [2]float
  41. float3 :: distinct [3]float
  42. float4 :: distinct [4]float
  43. int2 :: distinct [2]int
  44. int3 :: distinct [3]int
  45. int4 :: distinct [4]int
  46. uint2 :: distinct [2]uint
  47. uint3 :: distinct [3]uint
  48. uint4 :: distinct [4]uint
  49. bool2 :: distinct [2]bool
  50. bool3 :: distinct [3]bool
  51. bool4 :: distinct [4]bool
  52. // Double Precision (double) Floating Point Types
  53. double1x1 :: distinct matrix[1, 1]double
  54. double2x2 :: distinct matrix[2, 2]double
  55. double3x3 :: distinct matrix[3, 3]double
  56. double4x4 :: distinct matrix[4, 4]double
  57. double1x2 :: distinct matrix[1, 2]double
  58. double1x3 :: distinct matrix[1, 3]double
  59. double1x4 :: distinct matrix[1, 4]double
  60. double2x1 :: distinct matrix[2, 1]double
  61. double2x3 :: distinct matrix[2, 3]double
  62. double2x4 :: distinct matrix[2, 4]double
  63. double3x1 :: distinct matrix[3, 1]double
  64. double3x2 :: distinct matrix[3, 2]double
  65. double3x4 :: distinct matrix[3, 4]double
  66. double4x1 :: distinct matrix[4, 1]double
  67. double4x2 :: distinct matrix[4, 2]double
  68. double4x3 :: distinct matrix[4, 3]double
  69. double2 :: distinct [2]double
  70. double3 :: distinct [3]double
  71. double4 :: distinct [4]double
  72. int1x1 :: distinct matrix[1, 1]int
  73. int2x2 :: distinct matrix[2, 2]int
  74. int3x3 :: distinct matrix[3, 3]int
  75. int4x4 :: distinct matrix[4, 4]int
  76. int1x2 :: distinct matrix[1, 2]int
  77. int1x3 :: distinct matrix[1, 3]int
  78. int1x4 :: distinct matrix[1, 4]int
  79. int2x1 :: distinct matrix[2, 1]int
  80. int2x3 :: distinct matrix[2, 3]int
  81. int2x4 :: distinct matrix[2, 4]int
  82. int3x1 :: distinct matrix[3, 1]int
  83. int3x2 :: distinct matrix[3, 2]int
  84. int3x4 :: distinct matrix[3, 4]int
  85. int4x1 :: distinct matrix[4, 1]int
  86. int4x2 :: distinct matrix[4, 2]int
  87. int4x3 :: distinct matrix[4, 3]int
  88. cos :: proc{
  89. cos_float,
  90. cos_double,
  91. cos_float2,
  92. cos_float3,
  93. cos_float4,
  94. cos_double2,
  95. cos_double3,
  96. cos_double4,
  97. }
  98. @(require_results) cos_float2 :: proc "c" (x: float2) -> float2 { return {cos(x.x), cos(x.y)} }
  99. @(require_results) cos_float3 :: proc "c" (x: float3) -> float3 { return {cos(x.x), cos(x.y), cos(x.z)} }
  100. @(require_results) cos_float4 :: proc "c" (x: float4) -> float4 { return {cos(x.x), cos(x.y), cos(x.z), cos(x.w)} }
  101. @(require_results) cos_double2 :: proc "c" (x: double2) -> double2 { return {cos(x.x), cos(x.y)} }
  102. @(require_results) cos_double3 :: proc "c" (x: double3) -> double3 { return {cos(x.x), cos(x.y), cos(x.z)} }
  103. @(require_results) cos_double4 :: proc "c" (x: double4) -> double4 { return {cos(x.x), cos(x.y), cos(x.z), cos(x.w)} }
  104. sin :: proc{
  105. sin_float,
  106. sin_double,
  107. sin_float2,
  108. sin_float3,
  109. sin_float4,
  110. sin_double2,
  111. sin_double3,
  112. sin_double4,
  113. }
  114. @(require_results) sin_float2 :: proc "c" (x: float2) -> float2 { return {sin(x.x), sin(x.y)} }
  115. @(require_results) sin_float3 :: proc "c" (x: float3) -> float3 { return {sin(x.x), sin(x.y), sin(x.z)} }
  116. @(require_results) sin_float4 :: proc "c" (x: float4) -> float4 { return {sin(x.x), sin(x.y), sin(x.z), sin(x.w)} }
  117. @(require_results) sin_double2 :: proc "c" (x: double2) -> double2 { return {sin(x.x), sin(x.y)} }
  118. @(require_results) sin_double3 :: proc "c" (x: double3) -> double3 { return {sin(x.x), sin(x.y), sin(x.z)} }
  119. @(require_results) sin_double4 :: proc "c" (x: double4) -> double4 { return {sin(x.x), sin(x.y), sin(x.z), sin(x.w)} }
  120. tan :: proc{
  121. tan_float,
  122. tan_double,
  123. tan_float2,
  124. tan_float3,
  125. tan_float4,
  126. tan_double2,
  127. tan_double3,
  128. tan_double4,
  129. }
  130. @(require_results) tan_float2 :: proc "c" (x: float2) -> float2 { return {tan(x.x), tan(x.y)} }
  131. @(require_results) tan_float3 :: proc "c" (x: float3) -> float3 { return {tan(x.x), tan(x.y), tan(x.z)} }
  132. @(require_results) tan_float4 :: proc "c" (x: float4) -> float4 { return {tan(x.x), tan(x.y), tan(x.z), tan(x.w)} }
  133. @(require_results) tan_double2 :: proc "c" (x: double2) -> double2 { return {tan(x.x), tan(x.y)} }
  134. @(require_results) tan_double3 :: proc "c" (x: double3) -> double3 { return {tan(x.x), tan(x.y), tan(x.z)} }
  135. @(require_results) tan_double4 :: proc "c" (x: double4) -> double4 { return {tan(x.x), tan(x.y), tan(x.z), tan(x.w)} }
  136. acos :: proc{
  137. acos_float,
  138. acos_double,
  139. acos_float2,
  140. acos_float3,
  141. acos_float4,
  142. acos_double2,
  143. acos_double3,
  144. acos_double4,
  145. }
  146. @(require_results) acos_float2 :: proc "c" (x: float2) -> float2 { return {acos(x.x), acos(x.y)} }
  147. @(require_results) acos_float3 :: proc "c" (x: float3) -> float3 { return {acos(x.x), acos(x.y), acos(x.z)} }
  148. @(require_results) acos_float4 :: proc "c" (x: float4) -> float4 { return {acos(x.x), acos(x.y), acos(x.z), acos(x.w)} }
  149. @(require_results) acos_double2 :: proc "c" (x: double2) -> double2 { return {acos(x.x), acos(x.y)} }
  150. @(require_results) acos_double3 :: proc "c" (x: double3) -> double3 { return {acos(x.x), acos(x.y), acos(x.z)} }
  151. @(require_results) acos_double4 :: proc "c" (x: double4) -> double4 { return {acos(x.x), acos(x.y), acos(x.z), acos(x.w)} }
  152. asin :: proc{
  153. asin_float,
  154. asin_double,
  155. asin_float2,
  156. asin_float3,
  157. asin_float4,
  158. asin_double2,
  159. asin_double3,
  160. asin_double4,
  161. }
  162. @(require_results) asin_float2 :: proc "c" (x: float2) -> float2 { return {asin(x.x), asin(x.y)} }
  163. @(require_results) asin_float3 :: proc "c" (x: float3) -> float3 { return {asin(x.x), asin(x.y), asin(x.z)} }
  164. @(require_results) asin_float4 :: proc "c" (x: float4) -> float4 { return {asin(x.x), asin(x.y), asin(x.z), asin(x.w)} }
  165. @(require_results) asin_double2 :: proc "c" (x: double2) -> double2 { return {asin(x.x), asin(x.y)} }
  166. @(require_results) asin_double3 :: proc "c" (x: double3) -> double3 { return {asin(x.x), asin(x.y), asin(x.z)} }
  167. @(require_results) asin_double4 :: proc "c" (x: double4) -> double4 { return {asin(x.x), asin(x.y), asin(x.z), asin(x.w)} }
  168. atan :: proc{
  169. atan_float,
  170. atan_double,
  171. atan_float2,
  172. atan_float3,
  173. atan_float4,
  174. atan_double2,
  175. atan_double3,
  176. atan_double4,
  177. atan2_float,
  178. atan2_double,
  179. atan2_float2,
  180. atan2_float3,
  181. atan2_float4,
  182. atan2_double2,
  183. atan2_double3,
  184. atan2_double4,
  185. }
  186. @(require_results) atan_float2 :: proc "c" (x: float2) -> float2 { return {atan(x.x), atan(x.y)} }
  187. @(require_results) atan_float3 :: proc "c" (x: float3) -> float3 { return {atan(x.x), atan(x.y), atan(x.z)} }
  188. @(require_results) atan_float4 :: proc "c" (x: float4) -> float4 { return {atan(x.x), atan(x.y), atan(x.z), atan(x.w)} }
  189. @(require_results) atan_double2 :: proc "c" (x: double2) -> double2 { return {atan(x.x), atan(x.y)} }
  190. @(require_results) atan_double3 :: proc "c" (x: double3) -> double3 { return {atan(x.x), atan(x.y), atan(x.z)} }
  191. @(require_results) atan_double4 :: proc "c" (x: double4) -> double4 { return {atan(x.x), atan(x.y), atan(x.z), atan(x.w)} }
  192. atan2 :: proc{
  193. atan2_float,
  194. atan2_double,
  195. atan2_float2,
  196. atan2_float3,
  197. atan2_float4,
  198. atan2_double2,
  199. atan2_double3,
  200. atan2_double4,
  201. }
  202. @(require_results) atan2_float2 :: proc "c" (y, x: float2) -> float2 { return {atan2(y.x, x.x), atan2(y.y, x.y)} }
  203. @(require_results) atan2_float3 :: proc "c" (y, x: float3) -> float3 { return {atan2(y.x, x.x), atan2(y.y, x.y), atan2(y.z, x.z)} }
  204. @(require_results) atan2_float4 :: proc "c" (y, x: float4) -> float4 { return {atan2(y.x, x.x), atan2(y.y, x.y), atan2(y.z, x.z), atan2(y.w, x.w)} }
  205. @(require_results) atan2_double2 :: proc "c" (y, x: double2) -> double2 { return {atan2(y.x, x.x), atan2(y.y, x.y)} }
  206. @(require_results) atan2_double3 :: proc "c" (y, x: double3) -> double3 { return {atan2(y.x, x.x), atan2(y.y, x.y), atan2(y.z, x.z)} }
  207. @(require_results) atan2_double4 :: proc "c" (y, x: double4) -> double4 { return {atan2(y.x, x.x), atan2(y.y, x.y), atan2(y.z, x.z), atan2(y.w, x.w)} }
  208. cosh :: proc{
  209. cosh_float,
  210. cosh_double,
  211. cosh_float2,
  212. cosh_float3,
  213. cosh_float4,
  214. cosh_double2,
  215. cosh_double3,
  216. cosh_double4,
  217. }
  218. @(require_results) cosh_float2 :: proc "c" (x: float2) -> float2 { return {cosh(x.x), cosh(x.y)} }
  219. @(require_results) cosh_float3 :: proc "c" (x: float3) -> float3 { return {cosh(x.x), cosh(x.y), cosh(x.z)} }
  220. @(require_results) cosh_float4 :: proc "c" (x: float4) -> float4 { return {cosh(x.x), cosh(x.y), cosh(x.z), cosh(x.w)} }
  221. @(require_results) cosh_double2 :: proc "c" (x: double2) -> double2 { return {cosh(x.x), cosh(x.y)} }
  222. @(require_results) cosh_double3 :: proc "c" (x: double3) -> double3 { return {cosh(x.x), cosh(x.y), cosh(x.z)} }
  223. @(require_results) cosh_double4 :: proc "c" (x: double4) -> double4 { return {cosh(x.x), cosh(x.y), cosh(x.z), cosh(x.w)} }
  224. sinh :: proc{
  225. sinh_float,
  226. sinh_double,
  227. sinh_float2,
  228. sinh_float3,
  229. sinh_float4,
  230. sinh_double2,
  231. sinh_double3,
  232. sinh_double4,
  233. }
  234. @(require_results) sinh_float2 :: proc "c" (x: float2) -> float2 { return {sinh(x.x), sinh(x.y)} }
  235. @(require_results) sinh_float3 :: proc "c" (x: float3) -> float3 { return {sinh(x.x), sinh(x.y), sinh(x.z)} }
  236. @(require_results) sinh_float4 :: proc "c" (x: float4) -> float4 { return {sinh(x.x), sinh(x.y), sinh(x.z), sinh(x.w)} }
  237. @(require_results) sinh_double2 :: proc "c" (x: double2) -> double2 { return {sinh(x.x), sinh(x.y)} }
  238. @(require_results) sinh_double3 :: proc "c" (x: double3) -> double3 { return {sinh(x.x), sinh(x.y), sinh(x.z)} }
  239. @(require_results) sinh_double4 :: proc "c" (x: double4) -> double4 { return {sinh(x.x), sinh(x.y), sinh(x.z), sinh(x.w)} }
  240. tanh :: proc{
  241. tanh_float,
  242. tanh_double,
  243. tanh_float2,
  244. tanh_float3,
  245. tanh_float4,
  246. tanh_double2,
  247. tanh_double3,
  248. tanh_double4,
  249. }
  250. @(require_results) tanh_float2 :: proc "c" (x: float2) -> float2 { return {tanh(x.x), tanh(x.y)} }
  251. @(require_results) tanh_float3 :: proc "c" (x: float3) -> float3 { return {tanh(x.x), tanh(x.y), tanh(x.z)} }
  252. @(require_results) tanh_float4 :: proc "c" (x: float4) -> float4 { return {tanh(x.x), tanh(x.y), tanh(x.z), tanh(x.w)} }
  253. @(require_results) tanh_double2 :: proc "c" (x: double2) -> double2 { return {tanh(x.x), tanh(x.y)} }
  254. @(require_results) tanh_double3 :: proc "c" (x: double3) -> double3 { return {tanh(x.x), tanh(x.y), tanh(x.z)} }
  255. @(require_results) tanh_double4 :: proc "c" (x: double4) -> double4 { return {tanh(x.x), tanh(x.y), tanh(x.z), tanh(x.w)} }
  256. acosh :: proc{
  257. acosh_float,
  258. acosh_double,
  259. acosh_float2,
  260. acosh_float3,
  261. acosh_float4,
  262. acosh_double2,
  263. acosh_double3,
  264. acosh_double4,
  265. }
  266. @(require_results) acosh_float2 :: proc "c" (x: float2) -> float2 { return {acosh(x.x), acosh(x.y)} }
  267. @(require_results) acosh_float3 :: proc "c" (x: float3) -> float3 { return {acosh(x.x), acosh(x.y), acosh(x.z)} }
  268. @(require_results) acosh_float4 :: proc "c" (x: float4) -> float4 { return {acosh(x.x), acosh(x.y), acosh(x.z), acosh(x.w)} }
  269. @(require_results) acosh_double2 :: proc "c" (x: double2) -> double2 { return {acosh(x.x), acosh(x.y)} }
  270. @(require_results) acosh_double3 :: proc "c" (x: double3) -> double3 { return {acosh(x.x), acosh(x.y), acosh(x.z)} }
  271. @(require_results) acosh_double4 :: proc "c" (x: double4) -> double4 { return {acosh(x.x), acosh(x.y), acosh(x.z), acosh(x.w)} }
  272. asinh :: proc{
  273. asinh_float,
  274. asinh_double,
  275. asinh_float2,
  276. asinh_float3,
  277. asinh_float4,
  278. asinh_double2,
  279. asinh_double3,
  280. asinh_double4,
  281. }
  282. @(require_results) asinh_float2 :: proc "c" (x: float2) -> float2 { return {asinh(x.x), asinh(x.y)} }
  283. @(require_results) asinh_float3 :: proc "c" (x: float3) -> float3 { return {asinh(x.x), asinh(x.y), asinh(x.z)} }
  284. @(require_results) asinh_float4 :: proc "c" (x: float4) -> float4 { return {asinh(x.x), asinh(x.y), asinh(x.z), asinh(x.w)} }
  285. @(require_results) asinh_double2 :: proc "c" (x: double2) -> double2 { return {asinh(x.x), asinh(x.y)} }
  286. @(require_results) asinh_double3 :: proc "c" (x: double3) -> double3 { return {asinh(x.x), asinh(x.y), asinh(x.z)} }
  287. @(require_results) asinh_double4 :: proc "c" (x: double4) -> double4 { return {asinh(x.x), asinh(x.y), asinh(x.z), asinh(x.w)} }
  288. atanh :: proc{
  289. atanh_float,
  290. atanh_double,
  291. atanh_float2,
  292. atanh_float3,
  293. atanh_float4,
  294. atanh_double2,
  295. atanh_double3,
  296. atanh_double4,
  297. }
  298. @(require_results) atanh_float2 :: proc "c" (x: float2) -> float2 { return {atanh(x.x), atanh(x.y)} }
  299. @(require_results) atanh_float3 :: proc "c" (x: float3) -> float3 { return {atanh(x.x), atanh(x.y), atanh(x.z)} }
  300. @(require_results) atanh_float4 :: proc "c" (x: float4) -> float4 { return {atanh(x.x), atanh(x.y), atanh(x.z), atanh(x.w)} }
  301. @(require_results) atanh_double2 :: proc "c" (x: double2) -> double2 { return {atanh(x.x), atanh(x.y)} }
  302. @(require_results) atanh_double3 :: proc "c" (x: double3) -> double3 { return {atanh(x.x), atanh(x.y), atanh(x.z)} }
  303. @(require_results) atanh_double4 :: proc "c" (x: double4) -> double4 { return {atanh(x.x), atanh(x.y), atanh(x.z), atanh(x.w)} }
  304. sqrt :: proc{
  305. sqrt_float,
  306. sqrt_double,
  307. sqrt_float2,
  308. sqrt_float3,
  309. sqrt_float4,
  310. sqrt_double2,
  311. sqrt_double3,
  312. sqrt_double4,
  313. }
  314. @(require_results) sqrt_float2 :: proc "c" (x: float2) -> float2 { return {sqrt(x.x), sqrt(x.y)} }
  315. @(require_results) sqrt_float3 :: proc "c" (x: float3) -> float3 { return {sqrt(x.x), sqrt(x.y), sqrt(x.z)} }
  316. @(require_results) sqrt_float4 :: proc "c" (x: float4) -> float4 { return {sqrt(x.x), sqrt(x.y), sqrt(x.z), sqrt(x.w)} }
  317. @(require_results) sqrt_double2 :: proc "c" (x: double2) -> double2 { return {sqrt(x.x), sqrt(x.y)} }
  318. @(require_results) sqrt_double3 :: proc "c" (x: double3) -> double3 { return {sqrt(x.x), sqrt(x.y), sqrt(x.z)} }
  319. @(require_results) sqrt_double4 :: proc "c" (x: double4) -> double4 { return {sqrt(x.x), sqrt(x.y), sqrt(x.z), sqrt(x.w)} }
  320. rsqrt :: proc{
  321. rsqrt_float,
  322. rsqrt_double,
  323. rsqrt_float2,
  324. rsqrt_float3,
  325. rsqrt_float4,
  326. rsqrt_double2,
  327. rsqrt_double3,
  328. rsqrt_double4,
  329. }
  330. @(require_results) rsqrt_float2 :: proc "c" (x: float2) -> float2 { return {rsqrt(x.x), rsqrt(x.y)} }
  331. @(require_results) rsqrt_float3 :: proc "c" (x: float3) -> float3 { return {rsqrt(x.x), rsqrt(x.y), rsqrt(x.z)} }
  332. @(require_results) rsqrt_float4 :: proc "c" (x: float4) -> float4 { return {rsqrt(x.x), rsqrt(x.y), rsqrt(x.z), rsqrt(x.w)} }
  333. @(require_results) rsqrt_double2 :: proc "c" (x: double2) -> double2 { return {rsqrt(x.x), rsqrt(x.y)} }
  334. @(require_results) rsqrt_double3 :: proc "c" (x: double3) -> double3 { return {rsqrt(x.x), rsqrt(x.y), rsqrt(x.z)} }
  335. @(require_results) rsqrt_double4 :: proc "c" (x: double4) -> double4 { return {rsqrt(x.x), rsqrt(x.y), rsqrt(x.z), rsqrt(x.w)} }
  336. rcp :: proc{
  337. rcp_float,
  338. rcp_double,
  339. rcp_float2,
  340. rcp_float3,
  341. rcp_float4,
  342. rcp_double2,
  343. rcp_double3,
  344. rcp_double4,
  345. }
  346. @(require_results) rcp_float2 :: proc "c" (x: float2) -> float2 { return {rcp(x.x), rcp(x.y)} }
  347. @(require_results) rcp_float3 :: proc "c" (x: float3) -> float3 { return {rcp(x.x), rcp(x.y), rcp(x.z)} }
  348. @(require_results) rcp_float4 :: proc "c" (x: float4) -> float4 { return {rcp(x.x), rcp(x.y), rcp(x.z), rcp(x.w)} }
  349. @(require_results) rcp_double2 :: proc "c" (x: double2) -> double2 { return {rcp(x.x), rcp(x.y)} }
  350. @(require_results) rcp_double3 :: proc "c" (x: double3) -> double3 { return {rcp(x.x), rcp(x.y), rcp(x.z)} }
  351. @(require_results) rcp_double4 :: proc "c" (x: double4) -> double4 { return {rcp(x.x), rcp(x.y), rcp(x.z), rcp(x.w)} }
  352. pow :: proc{
  353. pow_float,
  354. pow_double,
  355. pow_float2,
  356. pow_float3,
  357. pow_float4,
  358. pow_double2,
  359. pow_double3,
  360. pow_double4,
  361. }
  362. @(require_results) pow_float2 :: proc "c" (x, y: float2) -> float2 { return {pow(x.x, y.x), pow(x.y, y.y)} }
  363. @(require_results) pow_float3 :: proc "c" (x, y: float3) -> float3 { return {pow(x.x, y.x), pow(x.y, y.y), pow(x.z, y.z)} }
  364. @(require_results) pow_float4 :: proc "c" (x, y: float4) -> float4 { return {pow(x.x, y.x), pow(x.y, y.y), pow(x.z, y.z), pow(x.w, y.w)} }
  365. @(require_results) pow_double2 :: proc "c" (x, y: double2) -> double2 { return {pow(x.x, y.x), pow(x.y, y.y)} }
  366. @(require_results) pow_double3 :: proc "c" (x, y: double3) -> double3 { return {pow(x.x, y.x), pow(x.y, y.y), pow(x.z, y.z)} }
  367. @(require_results) pow_double4 :: proc "c" (x, y: double4) -> double4 { return {pow(x.x, y.x), pow(x.y, y.y), pow(x.z, y.z), pow(x.w, y.w)} }
  368. exp :: proc{
  369. exp_float,
  370. exp_double,
  371. exp_float2,
  372. exp_float3,
  373. exp_float4,
  374. exp_double2,
  375. exp_double3,
  376. exp_double4,
  377. }
  378. @(require_results) exp_float2 :: proc "c" (x: float2) -> float2 { return {exp(x.x), exp(x.y)} }
  379. @(require_results) exp_float3 :: proc "c" (x: float3) -> float3 { return {exp(x.x), exp(x.y), exp(x.z)} }
  380. @(require_results) exp_float4 :: proc "c" (x: float4) -> float4 { return {exp(x.x), exp(x.y), exp(x.z), exp(x.w)} }
  381. @(require_results) exp_double2 :: proc "c" (x: double2) -> double2 { return {exp(x.x), exp(x.y)} }
  382. @(require_results) exp_double3 :: proc "c" (x: double3) -> double3 { return {exp(x.x), exp(x.y), exp(x.z)} }
  383. @(require_results) exp_double4 :: proc "c" (x: double4) -> double4 { return {exp(x.x), exp(x.y), exp(x.z), exp(x.w)} }
  384. log :: proc{
  385. log_float,
  386. log_double,
  387. log_float2,
  388. log_float3,
  389. log_float4,
  390. log_double2,
  391. log_double3,
  392. log_double4,
  393. }
  394. @(require_results) log_float2 :: proc "c" (x: float2) -> float2 { return {log(x.x), log(x.y)} }
  395. @(require_results) log_float3 :: proc "c" (x: float3) -> float3 { return {log(x.x), log(x.y), log(x.z)} }
  396. @(require_results) log_float4 :: proc "c" (x: float4) -> float4 { return {log(x.x), log(x.y), log(x.z), log(x.w)} }
  397. @(require_results) log_double2 :: proc "c" (x: double2) -> double2 { return {log(x.x), log(x.y)} }
  398. @(require_results) log_double3 :: proc "c" (x: double3) -> double3 { return {log(x.x), log(x.y), log(x.z)} }
  399. @(require_results) log_double4 :: proc "c" (x: double4) -> double4 { return {log(x.x), log(x.y), log(x.z), log(x.w)} }
  400. log2 :: proc{
  401. log2_float,
  402. log2_double,
  403. log2_float2,
  404. log2_float3,
  405. log2_float4,
  406. log2_double2,
  407. log2_double3,
  408. log2_double4,
  409. }
  410. @(require_results) log2_float2 :: proc "c" (x: float2) -> float2 { return {log2(x.x), log2(x.y)} }
  411. @(require_results) log2_float3 :: proc "c" (x: float3) -> float3 { return {log2(x.x), log2(x.y), log2(x.z)} }
  412. @(require_results) log2_float4 :: proc "c" (x: float4) -> float4 { return {log2(x.x), log2(x.y), log2(x.z), log2(x.w)} }
  413. @(require_results) log2_double2 :: proc "c" (x: double2) -> double2 { return {log2(x.x), log2(x.y)} }
  414. @(require_results) log2_double3 :: proc "c" (x: double3) -> double3 { return {log2(x.x), log2(x.y), log2(x.z)} }
  415. @(require_results) log2_double4 :: proc "c" (x: double4) -> double4 { return {log2(x.x), log2(x.y), log2(x.z), log2(x.w)} }
  416. log10 :: proc{
  417. log10_float,
  418. log10_double,
  419. log10_float2,
  420. log10_float3,
  421. log10_float4,
  422. log10_double2,
  423. log10_double3,
  424. log10_double4,
  425. }
  426. @(require_results) log10_float2 :: proc "c" (x: float2) -> float2 { return {log10(x.x), log10(x.y)} }
  427. @(require_results) log10_float3 :: proc "c" (x: float3) -> float3 { return {log10(x.x), log10(x.y), log10(x.z)} }
  428. @(require_results) log10_float4 :: proc "c" (x: float4) -> float4 { return {log10(x.x), log10(x.y), log10(x.z), log10(x.w)} }
  429. @(require_results) log10_double2 :: proc "c" (x: double2) -> double2 { return {log10(x.x), log10(x.y)} }
  430. @(require_results) log10_double3 :: proc "c" (x: double3) -> double3 { return {log10(x.x), log10(x.y), log10(x.z)} }
  431. @(require_results) log10_double4 :: proc "c" (x: double4) -> double4 { return {log10(x.x), log10(x.y), log10(x.z), log10(x.w)} }
  432. exp2 :: proc{
  433. exp2_float,
  434. exp2_double,
  435. exp2_float2,
  436. exp2_float3,
  437. exp2_float4,
  438. exp2_double2,
  439. exp2_double3,
  440. exp2_double4,
  441. }
  442. @(require_results) exp2_float2 :: proc "c" (x: float2) -> float2 { return {exp2(x.x), exp2(x.y)} }
  443. @(require_results) exp2_float3 :: proc "c" (x: float3) -> float3 { return {exp2(x.x), exp2(x.y), exp2(x.z)} }
  444. @(require_results) exp2_float4 :: proc "c" (x: float4) -> float4 { return {exp2(x.x), exp2(x.y), exp2(x.z), exp2(x.w)} }
  445. @(require_results) exp2_double2 :: proc "c" (x: double2) -> double2 { return {exp2(x.x), exp2(x.y)} }
  446. @(require_results) exp2_double3 :: proc "c" (x: double3) -> double3 { return {exp2(x.x), exp2(x.y), exp2(x.z)} }
  447. @(require_results) exp2_double4 :: proc "c" (x: double4) -> double4 { return {exp2(x.x), exp2(x.y), exp2(x.z), exp2(x.w)} }
  448. sign :: proc{
  449. sign_int,
  450. sign_uint,
  451. sign_float,
  452. sign_double,
  453. sign_float2,
  454. sign_float3,
  455. sign_float4,
  456. sign_double2,
  457. sign_double3,
  458. sign_double4,
  459. sign_int2,
  460. sign_int3,
  461. sign_int4,
  462. sign_uint2,
  463. sign_uint3,
  464. sign_uint4,
  465. }
  466. @(require_results) sign_int :: proc "c" (x: int) -> int { return -1 if x < 0 else +1 if x > 0 else 0 }
  467. @(require_results) sign_uint :: proc "c" (x: uint) -> uint { return +1 if x > 0 else 0 }
  468. @(require_results) sign_float2 :: proc "c" (x: float2) -> float2 { return {sign(x.x), sign(x.y)} }
  469. @(require_results) sign_float3 :: proc "c" (x: float3) -> float3 { return {sign(x.x), sign(x.y), sign(x.z)} }
  470. @(require_results) sign_float4 :: proc "c" (x: float4) -> float4 { return {sign(x.x), sign(x.y), sign(x.z), sign(x.w)} }
  471. @(require_results) sign_double2 :: proc "c" (x: double2) -> double2 { return {sign(x.x), sign(x.y)} }
  472. @(require_results) sign_double3 :: proc "c" (x: double3) -> double3 { return {sign(x.x), sign(x.y), sign(x.z)} }
  473. @(require_results) sign_double4 :: proc "c" (x: double4) -> double4 { return {sign(x.x), sign(x.y), sign(x.z), sign(x.w)} }
  474. @(require_results) sign_int2 :: proc "c" (x: int2) -> int2 { return {sign(x.x), sign(x.y)} }
  475. @(require_results) sign_int3 :: proc "c" (x: int3) -> int3 { return {sign(x.x), sign(x.y), sign(x.z)} }
  476. @(require_results) sign_int4 :: proc "c" (x: int4) -> int4 { return {sign(x.x), sign(x.y), sign(x.z), sign(x.w)} }
  477. @(require_results) sign_uint2 :: proc "c" (x: uint2) -> uint2 { return {sign(x.x), sign(x.y)} }
  478. @(require_results) sign_uint3 :: proc "c" (x: uint3) -> uint3 { return {sign(x.x), sign(x.y), sign(x.z)} }
  479. @(require_results) sign_uint4 :: proc "c" (x: uint4) -> uint4 { return {sign(x.x), sign(x.y), sign(x.z), sign(x.w)} }
  480. floor :: proc{
  481. floor_float,
  482. floor_double,
  483. floor_float2,
  484. floor_float3,
  485. floor_float4,
  486. floor_double2,
  487. floor_double3,
  488. floor_double4,
  489. }
  490. @(require_results) floor_float2 :: proc "c" (x: float2) -> float2 { return {floor(x.x), floor(x.y)} }
  491. @(require_results) floor_float3 :: proc "c" (x: float3) -> float3 { return {floor(x.x), floor(x.y), floor(x.z)} }
  492. @(require_results) floor_float4 :: proc "c" (x: float4) -> float4 { return {floor(x.x), floor(x.y), floor(x.z), floor(x.w)} }
  493. @(require_results) floor_double2 :: proc "c" (x: double2) -> double2 { return {floor(x.x), floor(x.y)} }
  494. @(require_results) floor_double3 :: proc "c" (x: double3) -> double3 { return {floor(x.x), floor(x.y), floor(x.z)} }
  495. @(require_results) floor_double4 :: proc "c" (x: double4) -> double4 { return {floor(x.x), floor(x.y), floor(x.z), floor(x.w)} }
  496. round :: proc{
  497. round_float,
  498. round_double,
  499. round_float2,
  500. round_float3,
  501. round_float4,
  502. round_double2,
  503. round_double3,
  504. round_double4,
  505. }
  506. @(require_results) round_float2 :: proc "c" (x: float2) -> float2 { return {round(x.x), round(x.y)} }
  507. @(require_results) round_float3 :: proc "c" (x: float3) -> float3 { return {round(x.x), round(x.y), round(x.z)} }
  508. @(require_results) round_float4 :: proc "c" (x: float4) -> float4 { return {round(x.x), round(x.y), round(x.z), round(x.w)} }
  509. @(require_results) round_double2 :: proc "c" (x: double2) -> double2 { return {round(x.x), round(x.y)} }
  510. @(require_results) round_double3 :: proc "c" (x: double3) -> double3 { return {round(x.x), round(x.y), round(x.z)} }
  511. @(require_results) round_double4 :: proc "c" (x: double4) -> double4 { return {round(x.x), round(x.y), round(x.z), round(x.w)} }
  512. ceil :: proc{
  513. ceil_float,
  514. ceil_double,
  515. ceil_float2,
  516. ceil_float3,
  517. ceil_float4,
  518. ceil_double2,
  519. ceil_double3,
  520. ceil_double4,
  521. }
  522. @(require_results) ceil_float2 :: proc "c" (x: float2) -> float2 { return {ceil(x.x), ceil(x.y)} }
  523. @(require_results) ceil_float3 :: proc "c" (x: float3) -> float3 { return {ceil(x.x), ceil(x.y), ceil(x.z)} }
  524. @(require_results) ceil_float4 :: proc "c" (x: float4) -> float4 { return {ceil(x.x), ceil(x.y), ceil(x.z), ceil(x.w)} }
  525. @(require_results) ceil_double2 :: proc "c" (x: double2) -> double2 { return {ceil(x.x), ceil(x.y)} }
  526. @(require_results) ceil_double3 :: proc "c" (x: double3) -> double3 { return {ceil(x.x), ceil(x.y), ceil(x.z)} }
  527. @(require_results) ceil_double4 :: proc "c" (x: double4) -> double4 { return {ceil(x.x), ceil(x.y), ceil(x.z), ceil(x.w)} }
  528. @(require_results) isfinite_float :: proc "c" (x: float) -> bool { return !isinf_float(x) }
  529. @(require_results) isfinite_float2 :: proc "c" (x: float2) -> bool2 { return {isfinite_float(x.x), isfinite_float(x.y)} }
  530. @(require_results) isfinite_float3 :: proc "c" (x: float3) -> bool3 { return {isfinite_float(x.x), isfinite_float(x.y), isfinite_float(x.z)} }
  531. @(require_results) isfinite_float4 :: proc "c" (x: float4) -> bool4 { return {isfinite_float(x.x), isfinite_float(x.y), isfinite_float(x.z), isfinite_float(x.w)} }
  532. @(require_results) isfinite_double :: proc "c" (x: double) -> bool { return !isinf_double(x) }
  533. @(require_results) isfinite_double2 :: proc "c" (x: double2) -> bool2 { return {isfinite_double(x.x), isfinite_double(x.y)} }
  534. @(require_results) isfinite_double3 :: proc "c" (x: double3) -> bool3 { return {isfinite_double(x.x), isfinite_double(x.y), isfinite_double(x.z)} }
  535. @(require_results) isfinite_double4 :: proc "c" (x: double4) -> bool4 { return {isfinite_double(x.x), isfinite_double(x.y), isfinite_double(x.z), isfinite_double(x.w)} }
  536. // isfinite is the opposite of isinf and returns true if the number is neither positive-infinite or negative-infinite
  537. isfinite :: proc{
  538. isfinite_float,
  539. isfinite_float2,
  540. isfinite_float3,
  541. isfinite_float4,
  542. isfinite_double,
  543. isfinite_double2,
  544. isfinite_double3,
  545. isfinite_double4,
  546. }
  547. @(require_results) isinf_float :: proc "c" (x: float) -> bool { return x * 0.5 == x }
  548. @(require_results) isinf_float2 :: proc "c" (x: float2) -> bool2 { return {isinf_float(x.x), isinf_float(x.y)} }
  549. @(require_results) isinf_float3 :: proc "c" (x: float3) -> bool3 { return {isinf_float(x.x), isinf_float(x.y), isinf_float(x.z)} }
  550. @(require_results) isinf_float4 :: proc "c" (x: float4) -> bool4 { return {isinf_float(x.x), isinf_float(x.y), isinf_float(x.z), isinf_float(x.w)} }
  551. @(require_results) isinf_double :: proc "c" (x: double) -> bool { return x * 0.5 == x }
  552. @(require_results) isinf_double2 :: proc "c" (x: double2) -> bool2 { return {isinf_double(x.x), isinf_double(x.y)} }
  553. @(require_results) isinf_double3 :: proc "c" (x: double3) -> bool3 { return {isinf_double(x.x), isinf_double(x.y), isinf_double(x.z)} }
  554. @(require_results) isinf_double4 :: proc "c" (x: double4) -> bool4 { return {isinf_double(x.x), isinf_double(x.y), isinf_double(x.z), isinf_double(x.w)} }
  555. // isinf is the opposite of isfinite and returns true if the number is either positive-infinite or negative-infinite
  556. isinf :: proc{
  557. isinf_float,
  558. isinf_float2,
  559. isinf_float3,
  560. isinf_float4,
  561. isinf_double,
  562. isinf_double2,
  563. isinf_double3,
  564. isinf_double4,
  565. }
  566. @(require_results) isnan_float2 :: proc "c" (x: float2) -> bool2 { return {isnan_float(x.x), isnan_float(x.y)} }
  567. @(require_results) isnan_float3 :: proc "c" (x: float3) -> bool3 { return {isnan_float(x.x), isnan_float(x.y), isnan_float(x.z)} }
  568. @(require_results) isnan_float4 :: proc "c" (x: float4) -> bool4 { return {isnan_float(x.x), isnan_float(x.y), isnan_float(x.z), isnan_float(x.w)} }
  569. @(require_results) isnan_double2 :: proc "c" (x: double2) -> bool2 { return {isnan_double(x.x), isnan_double(x.y)} }
  570. @(require_results) isnan_double3 :: proc "c" (x: double3) -> bool3 { return {isnan_double(x.x), isnan_double(x.y), isnan_double(x.z)} }
  571. @(require_results) isnan_double4 :: proc "c" (x: double4) -> bool4 { return {isnan_double(x.x), isnan_double(x.y), isnan_double(x.z), isnan_double(x.w)} }
  572. // isnan returns true if the input value is the special case of Not-A-Number
  573. isnan :: proc{
  574. isnan_float,
  575. isnan_float2,
  576. isnan_float3,
  577. isnan_float4,
  578. isnan_double,
  579. isnan_double2,
  580. isnan_double3,
  581. isnan_double4,
  582. }
  583. fmod :: proc{
  584. fmod_float,
  585. fmod_double,
  586. fmod_float2,
  587. fmod_float3,
  588. fmod_float4,
  589. fmod_double2,
  590. fmod_double3,
  591. fmod_double4,
  592. }
  593. @(require_results) fmod_float2 :: proc "c" (x, y: float2) -> float2 { return {fmod(x.x, y.x), fmod(x.y, y.y)} }
  594. @(require_results) fmod_float3 :: proc "c" (x, y: float3) -> float3 { return {fmod(x.x, y.x), fmod(x.y, y.y), fmod(x.z, y.z)} }
  595. @(require_results) fmod_float4 :: proc "c" (x, y: float4) -> float4 { return {fmod(x.x, y.x), fmod(x.y, y.y), fmod(x.z, y.z), fmod(x.w, y.w)} }
  596. @(require_results) fmod_double2 :: proc "c" (x, y: double2) -> double2 { return {fmod(x.x, y.x), fmod(x.y, y.y)} }
  597. @(require_results) fmod_double3 :: proc "c" (x, y: double3) -> double3 { return {fmod(x.x, y.x), fmod(x.y, y.y), fmod(x.z, y.z)} }
  598. @(require_results) fmod_double4 :: proc "c" (x, y: double4) -> double4 { return {fmod(x.x, y.x), fmod(x.y, y.y), fmod(x.z, y.z), fmod(x.w, y.w)} }
  599. frac :: proc{
  600. frac_float,
  601. frac_double,
  602. frac_float2,
  603. frac_float3,
  604. frac_float4,
  605. frac_double2,
  606. frac_double3,
  607. frac_double4,
  608. }
  609. @(require_results) frac_float2 :: proc "c" (x: float2) -> float2 { return {frac(x.x), frac(x.y)} }
  610. @(require_results) frac_float3 :: proc "c" (x: float3) -> float3 { return {frac(x.x), frac(x.y), frac(x.z)} }
  611. @(require_results) frac_float4 :: proc "c" (x: float4) -> float4 { return {frac(x.x), frac(x.y), frac(x.z), frac(x.w)} }
  612. @(require_results) frac_double2 :: proc "c" (x: double2) -> double2 { return {frac(x.x), frac(x.y)} }
  613. @(require_results) frac_double3 :: proc "c" (x: double3) -> double3 { return {frac(x.x), frac(x.y), frac(x.z)} }
  614. @(require_results) frac_double4 :: proc "c" (x: double4) -> double4 { return {frac(x.x), frac(x.y), frac(x.z), frac(x.w)} }
  615. radians :: proc{
  616. radians_float,
  617. radians_double,
  618. radians_float2,
  619. radians_float3,
  620. radians_float4,
  621. radians_double2,
  622. radians_double3,
  623. radians_double4,
  624. }
  625. @(require_results) radians_float :: proc "c" (degrees: float) -> float { return degrees * TAU / 360.0 }
  626. @(require_results) radians_double :: proc "c" (degrees: double) -> double { return degrees * TAU / 360.0 }
  627. @(require_results) radians_float2 :: proc "c" (degrees: float2) -> float2 { return degrees * TAU / 360.0 }
  628. @(require_results) radians_float3 :: proc "c" (degrees: float3) -> float3 { return degrees * TAU / 360.0 }
  629. @(require_results) radians_float4 :: proc "c" (degrees: float4) -> float4 { return degrees * TAU / 360.0 }
  630. @(require_results) radians_double2 :: proc "c" (degrees: double2) -> double2 { return degrees * TAU / 360.0 }
  631. @(require_results) radians_double3 :: proc "c" (degrees: double3) -> double3 { return degrees * TAU / 360.0 }
  632. @(require_results) radians_double4 :: proc "c" (degrees: double4) -> double4 { return degrees * TAU / 360.0 }
  633. degrees :: proc{
  634. degrees_float,
  635. degrees_double,
  636. degrees_float2,
  637. degrees_float3,
  638. degrees_float4,
  639. degrees_double2,
  640. degrees_double3,
  641. degrees_double4,
  642. }
  643. @(require_results) degrees_float :: proc "c" (radians: float) -> float { return radians * 360.0 / TAU }
  644. @(require_results) degrees_double :: proc "c" (radians: double) -> double { return radians * 360.0 / TAU }
  645. @(require_results) degrees_float2 :: proc "c" (radians: float2) -> float2 { return radians * 360.0 / TAU }
  646. @(require_results) degrees_float3 :: proc "c" (radians: float3) -> float3 { return radians * 360.0 / TAU }
  647. @(require_results) degrees_float4 :: proc "c" (radians: float4) -> float4 { return radians * 360.0 / TAU }
  648. @(require_results) degrees_double2 :: proc "c" (radians: double2) -> double2 { return radians * 360.0 / TAU }
  649. @(require_results) degrees_double3 :: proc "c" (radians: double3) -> double3 { return radians * 360.0 / TAU }
  650. @(require_results) degrees_double4 :: proc "c" (radians: double4) -> double4 { return radians * 360.0 / TAU }
  651. min :: proc{
  652. min_int,
  653. min_uint,
  654. min_float,
  655. min_double,
  656. min_float2,
  657. min_float3,
  658. min_float4,
  659. min_double2,
  660. min_double3,
  661. min_double4,
  662. min_int2,
  663. min_int3,
  664. min_int4,
  665. min_uint2,
  666. min_uint3,
  667. min_uint4,
  668. }
  669. @(require_results) min_int :: proc "c" (x, y: int) -> int { return builtin.min(x, y) }
  670. @(require_results) min_uint :: proc "c" (x, y: uint) -> uint { return builtin.min(x, y) }
  671. @(require_results) min_float :: proc "c" (x, y: float) -> float { return builtin.min(x, y) }
  672. @(require_results) min_double :: proc "c" (x, y: double) -> double { return builtin.min(x, y) }
  673. @(require_results) min_float2 :: proc "c" (x, y: float2) -> float2 { return {min(x.x, y.x), min(x.y, y.y)} }
  674. @(require_results) min_float3 :: proc "c" (x, y: float3) -> float3 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z)} }
  675. @(require_results) min_float4 :: proc "c" (x, y: float4) -> float4 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z), min(x.w, y.w)} }
  676. @(require_results) min_double2 :: proc "c" (x, y: double2) -> double2 { return {min(x.x, y.x), min(x.y, y.y)} }
  677. @(require_results) min_double3 :: proc "c" (x, y: double3) -> double3 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z)} }
  678. @(require_results) min_double4 :: proc "c" (x, y: double4) -> double4 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z), min(x.w, y.w)} }
  679. @(require_results) min_int2 :: proc "c" (x, y: int2) -> int2 { return {min(x.x, y.x), min(x.y, y.y)} }
  680. @(require_results) min_int3 :: proc "c" (x, y: int3) -> int3 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z)} }
  681. @(require_results) min_int4 :: proc "c" (x, y: int4) -> int4 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z), min(x.w, y.w)} }
  682. @(require_results) min_uint2 :: proc "c" (x, y: uint2) -> uint2 { return {min(x.x, y.x), min(x.y, y.y)} }
  683. @(require_results) min_uint3 :: proc "c" (x, y: uint3) -> uint3 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z)} }
  684. @(require_results) min_uint4 :: proc "c" (x, y: uint4) -> uint4 { return {min(x.x, y.x), min(x.y, y.y), min(x.z, y.z), min(x.w, y.w)} }
  685. max :: proc{
  686. max_int,
  687. max_uint,
  688. max_float,
  689. max_double,
  690. max_float2,
  691. max_float3,
  692. max_float4,
  693. max_double2,
  694. max_double3,
  695. max_double4,
  696. max_int2,
  697. max_int3,
  698. max_int4,
  699. max_uint2,
  700. max_uint3,
  701. max_uint4,
  702. }
  703. @(require_results) max_int :: proc "c" (x, y: int) -> int { return builtin.max(x, y) }
  704. @(require_results) max_uint :: proc "c" (x, y: uint) -> uint { return builtin.max(x, y) }
  705. @(require_results) max_float :: proc "c" (x, y: float) -> float { return builtin.max(x, y) }
  706. @(require_results) max_double :: proc "c" (x, y: double) -> double { return builtin.max(x, y) }
  707. @(require_results) max_float2 :: proc "c" (x, y: float2) -> float2 { return {max(x.x, y.x), max(x.y, y.y)} }
  708. @(require_results) max_float3 :: proc "c" (x, y: float3) -> float3 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z)} }
  709. @(require_results) max_float4 :: proc "c" (x, y: float4) -> float4 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z), max(x.w, y.w)} }
  710. @(require_results) max_double2 :: proc "c" (x, y: double2) -> double2 { return {max(x.x, y.x), max(x.y, y.y)} }
  711. @(require_results) max_double3 :: proc "c" (x, y: double3) -> double3 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z)} }
  712. @(require_results) max_double4 :: proc "c" (x, y: double4) -> double4 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z), max(x.w, y.w)} }
  713. @(require_results) max_int2 :: proc "c" (x, y: int2) -> int2 { return {max(x.x, y.x), max(x.y, y.y)} }
  714. @(require_results) max_int3 :: proc "c" (x, y: int3) -> int3 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z)} }
  715. @(require_results) max_int4 :: proc "c" (x, y: int4) -> int4 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z), max(x.w, y.w)} }
  716. @(require_results) max_uint2 :: proc "c" (x, y: uint2) -> uint2 { return {max(x.x, y.x), max(x.y, y.y)} }
  717. @(require_results) max_uint3 :: proc "c" (x, y: uint3) -> uint3 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z)} }
  718. @(require_results) max_uint4 :: proc "c" (x, y: uint4) -> uint4 { return {max(x.x, y.x), max(x.y, y.y), max(x.z, y.z), max(x.w, y.w)} }
  719. clamp :: proc{
  720. clamp_int,
  721. clamp_uint,
  722. clamp_float,
  723. clamp_double,
  724. clamp_float2,
  725. clamp_float3,
  726. clamp_float4,
  727. clamp_double2,
  728. clamp_double3,
  729. clamp_double4,
  730. clamp_int2,
  731. clamp_int3,
  732. clamp_int4,
  733. clamp_uint2,
  734. clamp_uint3,
  735. clamp_uint4,
  736. }
  737. @(require_results) clamp_int :: proc "c" (x, y, z: int) -> int { return builtin.clamp(x, y, z) }
  738. @(require_results) clamp_uint :: proc "c" (x, y, z: uint) -> uint { return builtin.clamp(x, y, z) }
  739. @(require_results) clamp_float :: proc "c" (x, y, z: float) -> float { return builtin.clamp(x, y, z) }
  740. @(require_results) clamp_double :: proc "c" (x, y, z: double) -> double { return builtin.clamp(x, y, z) }
  741. @(require_results) clamp_float2 :: proc "c" (x, y, z: float2) -> float2 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y)} }
  742. @(require_results) clamp_float3 :: proc "c" (x, y, z: float3) -> float3 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z)} }
  743. @(require_results) clamp_float4 :: proc "c" (x, y, z: float4) -> float4 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z), clamp(x.w, y.w, z.w)} }
  744. @(require_results) clamp_double2 :: proc "c" (x, y, z: double2) -> double2 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y)} }
  745. @(require_results) clamp_double3 :: proc "c" (x, y, z: double3) -> double3 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z)} }
  746. @(require_results) clamp_double4 :: proc "c" (x, y, z: double4) -> double4 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z), clamp(x.w, y.w, z.w)} }
  747. @(require_results) clamp_int2 :: proc "c" (x, y, z: int2) -> int2 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y)} }
  748. @(require_results) clamp_int3 :: proc "c" (x, y, z: int3) -> int3 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z)} }
  749. @(require_results) clamp_int4 :: proc "c" (x, y, z: int4) -> int4 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z), clamp(x.w, y.w, z.w)} }
  750. @(require_results) clamp_uint2 :: proc "c" (x, y, z: uint2) -> uint2 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y)} }
  751. @(require_results) clamp_uint3 :: proc "c" (x, y, z: uint3) -> uint3 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z)} }
  752. @(require_results) clamp_uint4 :: proc "c" (x, y, z: uint4) -> uint4 { return {clamp(x.x, y.x, z.x), clamp(x.y, y.y, z.y), clamp(x.z, y.z, z.z), clamp(x.w, y.w, z.w)} }
  753. saturate :: proc{
  754. saturate_int,
  755. saturate_uint,
  756. saturate_float,
  757. saturate_double,
  758. saturate_float2,
  759. saturate_float3,
  760. saturate_float4,
  761. saturate_double2,
  762. saturate_double3,
  763. saturate_double4,
  764. saturate_int2,
  765. saturate_int3,
  766. saturate_int4,
  767. saturate_uint2,
  768. saturate_uint3,
  769. saturate_uint4,
  770. }
  771. @(require_results) saturate_int :: proc "c" (v: int) -> int { return builtin.clamp(v, 0, 1) }
  772. @(require_results) saturate_uint :: proc "c" (v: uint) -> uint { return builtin.clamp(v, 0, 1) }
  773. @(require_results) saturate_float :: proc "c" (v: float) -> float { return builtin.clamp(v, 0, 1) }
  774. @(require_results) saturate_double :: proc "c" (v: double) -> double { return builtin.clamp(v, 0, 1) }
  775. @(require_results) saturate_float2 :: proc "c" (v: float2) -> float2 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1)} }
  776. @(require_results) saturate_float3 :: proc "c" (v: float3) -> float3 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1)} }
  777. @(require_results) saturate_float4 :: proc "c" (v: float4) -> float4 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1), builtin.clamp(v.w, 0, 1)} }
  778. @(require_results) saturate_double2 :: proc "c" (v: double2) -> double2 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1)} }
  779. @(require_results) saturate_double3 :: proc "c" (v: double3) -> double3 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1)} }
  780. @(require_results) saturate_double4 :: proc "c" (v: double4) -> double4 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1), builtin.clamp(v.w, 0, 1)} }
  781. @(require_results) saturate_int2 :: proc "c" (v: int2) -> int2 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1)} }
  782. @(require_results) saturate_int3 :: proc "c" (v: int3) -> int3 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1)} }
  783. @(require_results) saturate_int4 :: proc "c" (v: int4) -> int4 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1), builtin.clamp(v.w, 0, 1)} }
  784. @(require_results) saturate_uint2 :: proc "c" (v: uint2) -> uint2 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1)} }
  785. @(require_results) saturate_uint3 :: proc "c" (v: uint3) -> uint3 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1)} }
  786. @(require_results) saturate_uint4 :: proc "c" (v: uint4) -> uint4 { return {builtin.clamp(v.x, 0, 1), builtin.clamp(v.y, 0, 1), builtin.clamp(v.z, 0, 1), builtin.clamp(v.w, 0, 1)} }
  787. lerp :: proc{
  788. lerp_float,
  789. lerp_double,
  790. lerp_float2,
  791. lerp_float3,
  792. lerp_float4,
  793. lerp_double2,
  794. lerp_double3,
  795. lerp_double4,
  796. }
  797. @(require_results) lerp_float :: proc "c" (x, y, t: float) -> float { return x*(1-t) + y*t }
  798. @(require_results) lerp_double :: proc "c" (x, y, t: double) -> double { return x*(1-t) + y*t }
  799. @(require_results) lerp_float2 :: proc "c" (x, y, t: float2) -> float2 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, t.y)} }
  800. @(require_results) lerp_float3 :: proc "c" (x, y, t: float3) -> float3 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, t.y), lerp(x.z, y.z, t.z)} }
  801. @(require_results) lerp_float4 :: proc "c" (x, y, t: float4) -> float4 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, y.y), lerp(x.z, y.z, t.z), lerp(x.w, y.w, t.w)} }
  802. @(require_results) lerp_double2 :: proc "c" (x, y, t: double2) -> double2 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, t.y)} }
  803. @(require_results) lerp_double3 :: proc "c" (x, y, t: double3) -> double3 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, t.y), lerp(x.z, y.z, t.z)} }
  804. @(require_results) lerp_double4 :: proc "c" (x, y, t: double4) -> double4 { return {lerp(x.x, y.x, t.x), lerp(x.y, y.y, y.y), lerp(x.z, y.z, t.z), lerp(x.w, y.w, t.w)} }
  805. step :: proc{
  806. step_float,
  807. step_double,
  808. step_float2,
  809. step_float3,
  810. step_float4,
  811. step_double2,
  812. step_double3,
  813. step_double4,
  814. }
  815. @(require_results) step_float :: proc "c" (edge, x: float) -> float { return 0 if x < edge else 1 }
  816. @(require_results) step_double :: proc "c" (edge, x: double) -> double { return 0 if x < edge else 1 }
  817. @(require_results) step_float2 :: proc "c" (edge, x: float2) -> float2 { return {step(edge.x, x.x), step(edge.y, x.y)} }
  818. @(require_results) step_float3 :: proc "c" (edge, x: float3) -> float3 { return {step(edge.x, x.x), step(edge.y, x.y), step(edge.z, x.z)} }
  819. @(require_results) step_float4 :: proc "c" (edge, x: float4) -> float4 { return {step(edge.x, x.x), step(edge.y, x.y), step(edge.z, x.z), step(edge.w, x.w)} }
  820. @(require_results) step_double2 :: proc "c" (edge, x: double2) -> double2 { return {step(edge.x, x.x), step(edge.y, x.y)} }
  821. @(require_results) step_double3 :: proc "c" (edge, x: double3) -> double3 { return {step(edge.x, x.x), step(edge.y, x.y), step(edge.z, x.z)} }
  822. @(require_results) step_double4 :: proc "c" (edge, x: double4) -> double4 { return {step(edge.x, x.x), step(edge.y, x.y), step(edge.z, x.z), step(edge.w, x.w)} }
  823. smoothstep :: proc{
  824. smoothstep_float,
  825. smoothstep_double,
  826. smoothstep_float2,
  827. smoothstep_float3,
  828. smoothstep_float4,
  829. smoothstep_double2,
  830. smoothstep_double3,
  831. smoothstep_double4,
  832. }
  833. @(require_results) smoothstep_float :: proc "c" (edge0, edge1, x: float) -> float {
  834. y := clamp(((x-edge0) / (edge1 - edge0)), 0, 1)
  835. return y * y * (3 - 2*y)
  836. }
  837. @(require_results) smoothstep_double :: proc "c" (edge0, edge1, x: double) -> double {
  838. y := clamp(((x-edge0) / (edge1 - edge0)), 0, 1)
  839. return y * y * (3 - 2*y)
  840. }
  841. @(require_results) smoothstep_float2 :: proc "c" (edge0, edge1, x: float2) -> float2 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y)} }
  842. @(require_results) smoothstep_float3 :: proc "c" (edge0, edge1, x: float3) -> float3 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y), smoothstep(edge0.z, edge1.z, x.z)} }
  843. @(require_results) smoothstep_float4 :: proc "c" (edge0, edge1, x: float4) -> float4 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y), smoothstep(edge0.z, edge1.z, x.z), smoothstep(edge0.w, edge1.w, x.w)} }
  844. @(require_results) smoothstep_double2 :: proc "c" (edge0, edge1, x: double2) -> double2 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y)} }
  845. @(require_results) smoothstep_double3 :: proc "c" (edge0, edge1, x: double3) -> double3 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y), smoothstep(edge0.z, edge1.z, x.z)} }
  846. @(require_results) smoothstep_double4 :: proc "c" (edge0, edge1, x: double4) -> double4 { return {smoothstep(edge0.x, edge1.x, x.x), smoothstep(edge0.y, edge1.y, x.y), smoothstep(edge0.z, edge1.z, x.z), smoothstep(edge0.w, edge1.w, x.w)} }
  847. abs :: proc{
  848. abs_int,
  849. abs_uint,
  850. abs_float,
  851. abs_double,
  852. abs_float2,
  853. abs_float3,
  854. abs_float4,
  855. abs_double2,
  856. abs_double3,
  857. abs_double4,
  858. abs_int2,
  859. abs_int3,
  860. abs_int4,
  861. abs_uint2,
  862. abs_uint3,
  863. abs_uint4,
  864. }
  865. @(require_results) abs_int :: proc "c" (x: int) -> int { return builtin.abs(x) }
  866. @(require_results) abs_uint :: proc "c" (x: uint) -> uint { return x }
  867. @(require_results) abs_float :: proc "c" (x: float) -> float { return builtin.abs(x) }
  868. @(require_results) abs_double :: proc "c" (x: double) -> double { return builtin.abs(x) }
  869. @(require_results) abs_float2 :: proc "c" (x: float2) -> float2 { return {abs(x.x), abs(x.y)} }
  870. @(require_results) abs_float3 :: proc "c" (x: float3) -> float3 { return {abs(x.x), abs(x.y), abs(x.z)} }
  871. @(require_results) abs_float4 :: proc "c" (x: float4) -> float4 { return {abs(x.x), abs(x.y), abs(x.z), abs(x.w)} }
  872. @(require_results) abs_double2 :: proc "c" (x: double2) -> double2 { return {abs(x.x), abs(x.y)} }
  873. @(require_results) abs_double3 :: proc "c" (x: double3) -> double3 { return {abs(x.x), abs(x.y), abs(x.z)} }
  874. @(require_results) abs_double4 :: proc "c" (x: double4) -> double4 { return {abs(x.x), abs(x.y), abs(x.z), abs(x.w)} }
  875. @(require_results) abs_int2 :: proc "c" (x: int2) -> int2 { return {abs(x.x), abs(x.y)} }
  876. @(require_results) abs_int3 :: proc "c" (x: int3) -> int3 { return {abs(x.x), abs(x.y), abs(x.z)} }
  877. @(require_results) abs_int4 :: proc "c" (x: int4) -> int4 { return {abs(x.x), abs(x.y), abs(x.z), abs(x.w)} }
  878. @(require_results) abs_uint2 :: proc "c" (x: uint2) -> uint2 { return x }
  879. @(require_results) abs_uint3 :: proc "c" (x: uint3) -> uint3 { return x }
  880. @(require_results) abs_uint4 :: proc "c" (x: uint4) -> uint4 { return x }
  881. dot :: proc{
  882. dot_int,
  883. dot_uint,
  884. dot_float,
  885. dot_double,
  886. dot_float2,
  887. dot_float3,
  888. dot_float4,
  889. dot_double2,
  890. dot_double3,
  891. dot_double4,
  892. dot_int2,
  893. dot_int3,
  894. dot_int4,
  895. dot_uint2,
  896. dot_uint3,
  897. dot_uint4,
  898. }
  899. @(require_results) dot_int :: proc "c" (a, b: int) -> int { return a*b }
  900. @(require_results) dot_uint :: proc "c" (a, b: uint) -> uint { return a*b }
  901. @(require_results) dot_float :: proc "c" (a, b: float) -> float { return a*b }
  902. @(require_results) dot_double :: proc "c" (a, b: double) -> double { return a*b }
  903. @(require_results) dot_float2 :: proc "c" (a, b: float2) -> float { return a.x*b.x + a.y*b.y }
  904. @(require_results) dot_float3 :: proc "c" (a, b: float3) -> float { return a.x*b.x + a.y*b.y + a.z*b.z }
  905. @(require_results) dot_float4 :: proc "c" (a, b: float4) -> float { return a.x*b.x + a.y*b.y + a.z*b.z + a.w*b.w }
  906. @(require_results) dot_double2 :: proc "c" (a, b: double2) -> double { return a.x*b.x + a.y*b.y }
  907. @(require_results) dot_double3 :: proc "c" (a, b: double3) -> double { return a.x*b.x + a.y*b.y + a.z*b.z }
  908. @(require_results) dot_double4 :: proc "c" (a, b: double4) -> double { return a.x*b.x + a.y*b.y + a.z*b.z + a.w*b.w }
  909. @(require_results) dot_int2 :: proc "c" (a, b: int2) -> int { return a.x*b.x + a.y*b.y }
  910. @(require_results) dot_int3 :: proc "c" (a, b: int3) -> int { return a.x*b.x + a.y*b.y + a.z*b.z }
  911. @(require_results) dot_int4 :: proc "c" (a, b: int4) -> int { return a.x*b.x + a.y*b.y + a.z*b.z + a.w*b.w }
  912. @(require_results) dot_uint2 :: proc "c" (a, b: uint2) -> uint { return a.x*b.x + a.y*b.y }
  913. @(require_results) dot_uint3 :: proc "c" (a, b: uint3) -> uint { return a.x*b.x + a.y*b.y + a.z*b.z }
  914. @(require_results) dot_uint4 :: proc "c" (a, b: uint4) -> uint { return a.x*b.x + a.y*b.y + a.z*b.z + a.w*b.w }
  915. length :: proc{
  916. length_float,
  917. length_double,
  918. length_float2,
  919. length_float3,
  920. length_float4,
  921. length_double2,
  922. length_double3,
  923. length_double4,
  924. }
  925. @(require_results) length_float :: proc "c" (x: float) -> float { return builtin.abs(x) }
  926. @(require_results) length_double :: proc "c" (x: double) -> double { return builtin.abs(x) }
  927. @(require_results) length_float2 :: proc "c" (x: float2) -> float { return sqrt(x.x*x.x + x.y*x.y) }
  928. @(require_results) length_float3 :: proc "c" (x: float3) -> float { return sqrt(x.x*x.x + x.y*x.y + x.z*x.z) }
  929. @(require_results) length_float4 :: proc "c" (x: float4) -> float { return sqrt(x.x*x.x + x.y*x.y + x.z*x.z + x.w*x.w) }
  930. @(require_results) length_double2 :: proc "c" (x: double2) -> double { return sqrt(x.x*x.x + x.y*x.y) }
  931. @(require_results) length_double3 :: proc "c" (x: double3) -> double { return sqrt(x.x*x.x + x.y*x.y + x.z*x.z) }
  932. @(require_results) length_double4 :: proc "c" (x: double4) -> double { return sqrt(x.x*x.x + x.y*x.y + x.z*x.z + x.w*x.w) }
  933. distance :: proc{
  934. distance_float,
  935. distance_double,
  936. distance_float2,
  937. distance_float3,
  938. distance_float4,
  939. distance_double2,
  940. distance_double3,
  941. distance_double4,
  942. }
  943. @(require_results) distance_float :: proc "c" (x, y: float) -> float { return length(y-x) }
  944. @(require_results) distance_double :: proc "c" (x, y: double) -> double { return length(y-x) }
  945. @(require_results) distance_float2 :: proc "c" (x, y: float2) -> float { return length(y-x) }
  946. @(require_results) distance_float3 :: proc "c" (x, y: float3) -> float { return length(y-x) }
  947. @(require_results) distance_float4 :: proc "c" (x, y: float4) -> float { return length(y-x) }
  948. @(require_results) distance_double2 :: proc "c" (x, y: double2) -> double { return length(y-x) }
  949. @(require_results) distance_double3 :: proc "c" (x, y: double3) -> double { return length(y-x) }
  950. @(require_results) distance_double4 :: proc "c" (x, y: double4) -> double { return length(y-x) }
  951. cross :: proc{
  952. cross_float3,
  953. cross_double3,
  954. cross_int3,
  955. }
  956. @(require_results) cross_float3 :: proc "c" (a, b: float3) -> (c: float3) {
  957. c.x = a.y*b.z - b.y*a.z
  958. c.y = a.z*b.x - b.z*a.x
  959. c.z = a.x*b.y - b.x*a.y
  960. return
  961. }
  962. @(require_results) cross_double3 :: proc "c" (a, b: double3) -> (c: double3) {
  963. c.x = a.y*b.z - b.y*a.z
  964. c.y = a.z*b.x - b.z*a.x
  965. c.z = a.x*b.y - b.x*a.y
  966. return
  967. }
  968. @(require_results) cross_int3 :: proc "c" (a, b: int3) -> (c: int3) {
  969. c.x = a.y*b.z - b.y*a.z
  970. c.y = a.z*b.x - b.z*a.x
  971. c.z = a.x*b.y - b.x*a.y
  972. return
  973. }
  974. normalize :: proc{
  975. normalize_float,
  976. normalize_double,
  977. normalize_float2,
  978. normalize_float3,
  979. normalize_float4,
  980. normalize_double2,
  981. normalize_double3,
  982. normalize_double4,
  983. }
  984. @(require_results) normalize_float :: proc "c" (x: float) -> float { return 1.0 }
  985. @(require_results) normalize_double :: proc "c" (x: double) -> double { return 1.0 }
  986. @(require_results) normalize_float2 :: proc "c" (x: float2) -> float2 { return x / length(x) }
  987. @(require_results) normalize_float3 :: proc "c" (x: float3) -> float3 { return x / length(x) }
  988. @(require_results) normalize_float4 :: proc "c" (x: float4) -> float4 { return x / length(x) }
  989. @(require_results) normalize_double2 :: proc "c" (x: double2) -> double2 { return x / length(x) }
  990. @(require_results) normalize_double3 :: proc "c" (x: double3) -> double3 { return x / length(x) }
  991. @(require_results) normalize_double4 :: proc "c" (x: double4) -> double4 { return x / length(x) }
  992. faceforward :: proc{
  993. faceforward_float,
  994. faceforward_double,
  995. faceforward_float2,
  996. faceforward_float3,
  997. faceforward_float4,
  998. faceforward_double2,
  999. faceforward_double3,
  1000. faceforward_double4,
  1001. }
  1002. @(require_results) faceforward_float :: proc "c" (N, I, Nref: float) -> float { return N if dot(I, Nref) < 0 else -N }
  1003. @(require_results) faceforward_double :: proc "c" (N, I, Nref: double) -> double { return N if dot(I, Nref) < 0 else -N }
  1004. @(require_results) faceforward_float2 :: proc "c" (N, I, Nref: float2) -> float2 { return N if dot(I, Nref) < 0 else -N }
  1005. @(require_results) faceforward_float3 :: proc "c" (N, I, Nref: float3) -> float3 { return N if dot(I, Nref) < 0 else -N }
  1006. @(require_results) faceforward_float4 :: proc "c" (N, I, Nref: float4) -> float4 { return N if dot(I, Nref) < 0 else -N }
  1007. @(require_results) faceforward_double2 :: proc "c" (N, I, Nref: double2) -> double2 { return N if dot(I, Nref) < 0 else -N }
  1008. @(require_results) faceforward_double3 :: proc "c" (N, I, Nref: double3) -> double3 { return N if dot(I, Nref) < 0 else -N }
  1009. @(require_results) faceforward_double4 :: proc "c" (N, I, Nref: double4) -> double4 { return N if dot(I, Nref) < 0 else -N }
  1010. reflect :: proc{
  1011. reflect_float,
  1012. reflect_double,
  1013. reflect_float2,
  1014. reflect_float3,
  1015. reflect_float4,
  1016. reflect_double2,
  1017. reflect_double3,
  1018. reflect_double4,
  1019. }
  1020. @(require_results) reflect_float :: proc "c" (I, N: float) -> float { return I - 2*N*dot(N, I) }
  1021. @(require_results) reflect_double :: proc "c" (I, N: double) -> double { return I - 2*N*dot(N, I) }
  1022. @(require_results) reflect_float2 :: proc "c" (I, N: float2) -> float2 { return I - 2*N*dot(N, I) }
  1023. @(require_results) reflect_float3 :: proc "c" (I, N: float3) -> float3 { return I - 2*N*dot(N, I) }
  1024. @(require_results) reflect_float4 :: proc "c" (I, N: float4) -> float4 { return I - 2*N*dot(N, I) }
  1025. @(require_results) reflect_double2 :: proc "c" (I, N: double2) -> double2 { return I - 2*N*dot(N, I) }
  1026. @(require_results) reflect_double3 :: proc "c" (I, N: double3) -> double3 { return I - 2*N*dot(N, I) }
  1027. @(require_results) reflect_double4 :: proc "c" (I, N: double4) -> double4 { return I - 2*N*dot(N, I) }
  1028. refract :: proc{
  1029. refract_float,
  1030. refract_double,
  1031. refract_float2,
  1032. refract_float3,
  1033. refract_float4,
  1034. refract_double2,
  1035. refract_double3,
  1036. refract_double4,
  1037. }
  1038. @(require_results)
  1039. refract_float :: proc "c" (i, n, eta: float) -> float {
  1040. cosi := dot(-i, n)
  1041. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1042. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1043. return t * float(int(cost2 > 0))
  1044. }
  1045. @(require_results)
  1046. refract_double :: proc "c" (i, n, eta: double) -> double {
  1047. cosi := dot(-i, n)
  1048. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1049. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1050. return t * double(int(cost2 > 0))
  1051. }
  1052. @(require_results)
  1053. refract_float2 :: proc "c" (i, n, eta: float2) -> float2 {
  1054. cosi := dot(-i, n)
  1055. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1056. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1057. return t * float2{float(int(cost2.x > 0)), float(int(cost2.y > 0))}
  1058. }
  1059. @(require_results)
  1060. refract_float3 :: proc "c" (i, n, eta: float3) -> float3 {
  1061. cosi := dot(-i, n)
  1062. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1063. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1064. return t * float3{float(int(cost2.x > 0)), float(int(cost2.y > 0)), float(int(cost2.z > 0))}
  1065. }
  1066. @(require_results)
  1067. refract_float4 :: proc "c" (i, n, eta: float4) -> float4 {
  1068. cosi := dot(-i, n)
  1069. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1070. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1071. return t * float4{float(int(cost2.x > 0)), float(int(cost2.y > 0)), float(int(cost2.z > 0)), float(int(cost2.w > 0))}
  1072. }
  1073. @(require_results)
  1074. refract_double2 :: proc "c" (i, n, eta: double2) -> double2 {
  1075. cosi := dot(-i, n)
  1076. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1077. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1078. return t * double2{double(int(cost2.x > 0)), double(int(cost2.y > 0))}
  1079. }
  1080. @(require_results)
  1081. refract_double3 :: proc "c" (i, n, eta: double3) -> double3 {
  1082. cosi := dot(-i, n)
  1083. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1084. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1085. return t * double3{double(int(cost2.x > 0)), double(int(cost2.y > 0)), double(int(cost2.z > 0))}
  1086. }
  1087. @(require_results)
  1088. refract_double4 :: proc "c" (i, n, eta: double4) -> double4 {
  1089. cosi := dot(-i, n)
  1090. cost2 := 1 - eta*eta*(1 - cosi*cosi)
  1091. t := eta*i + ((eta*cosi - sqrt(abs(cost2))) * n)
  1092. return t * double4{double(int(cost2.x > 0)), double(int(cost2.y > 0)), double(int(cost2.z > 0)), double(int(cost2.w > 0))}
  1093. }
  1094. scalarTripleProduct :: proc{
  1095. scalarTripleProduct_float3,
  1096. scalarTripleProduct_double3,
  1097. scalarTripleProduct_int3,
  1098. }
  1099. @(require_results) scalarTripleProduct_float3 :: proc "c" (a, b, c: float3) -> float { return dot(a, cross(b, c)) }
  1100. @(require_results) scalarTripleProduct_double3 :: proc "c" (a, b, c: double3) -> double { return dot(a, cross(b, c)) }
  1101. @(require_results) scalarTripleProduct_int3 :: proc "c" (a, b, c: int3) -> int { return dot(a, cross(b, c)) }
  1102. vectorTripleProduct :: proc {
  1103. vectorTripleProduct_float3,
  1104. vectorTripleProduct_double3,
  1105. vectorTripleProduct_int3,
  1106. }
  1107. @(require_results) vectorTripleProduct_float3 :: proc "c" (a, b, c: float3) -> float3 { return cross(a, cross(b, c)) }
  1108. @(require_results) vectorTripleProduct_double3 :: proc "c" (a, b, c: double3) -> double3 { return cross(a, cross(b, c)) }
  1109. @(require_results) vectorTripleProduct_int3 :: proc "c" (a, b, c: int3) -> int3 { return cross(a, cross(b, c)) }
  1110. // Vector Relational Procedures
  1111. lessThan :: proc{
  1112. lessThan_float,
  1113. lessThan_double,
  1114. lessThan_int,
  1115. lessThan_uint,
  1116. lessThan_float2,
  1117. lessThan_double2,
  1118. lessThan_int2,
  1119. lessThan_uint2,
  1120. lessThan_float3,
  1121. lessThan_double3,
  1122. lessThan_int3,
  1123. lessThan_uint3,
  1124. lessThan_float4,
  1125. lessThan_double4,
  1126. lessThan_int4,
  1127. lessThan_uint4,
  1128. }
  1129. @(require_results) lessThan_float :: proc "c" (a, b: float) -> bool { return a < b }
  1130. @(require_results) lessThan_double :: proc "c" (a, b: double) -> bool { return a < b }
  1131. @(require_results) lessThan_int :: proc "c" (a, b: int) -> bool { return a < b }
  1132. @(require_results) lessThan_uint :: proc "c" (a, b: uint) -> bool { return a < b }
  1133. @(require_results) lessThan_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x < b.x, a.y < b.y} }
  1134. @(require_results) lessThan_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x < b.x, a.y < b.y} }
  1135. @(require_results) lessThan_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x < b.x, a.y < b.y} }
  1136. @(require_results) lessThan_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x < b.x, a.y < b.y} }
  1137. @(require_results) lessThan_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x < b.x, a.y < b.y, a.z < b.z} }
  1138. @(require_results) lessThan_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x < b.x, a.y < b.y, a.z < b.z} }
  1139. @(require_results) lessThan_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x < b.x, a.y < b.y, a.z < b.z} }
  1140. @(require_results) lessThan_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x < b.x, a.y < b.y, a.z < b.z} }
  1141. @(require_results) lessThan_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x < b.x, a.y < b.y, a.z < b.z, a.w < b.w} }
  1142. @(require_results) lessThan_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x < b.x, a.y < b.y, a.z < b.z, a.w < b.w} }
  1143. @(require_results) lessThan_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x < b.x, a.y < b.y, a.z < b.z, a.w < b.w} }
  1144. @(require_results) lessThan_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x < b.x, a.y < b.y, a.z < b.z, a.w < b.w} }
  1145. lessThanEqual :: proc{
  1146. lessThanEqual_float,
  1147. lessThanEqual_double,
  1148. lessThanEqual_int,
  1149. lessThanEqual_uint,
  1150. lessThanEqual_float2,
  1151. lessThanEqual_double2,
  1152. lessThanEqual_int2,
  1153. lessThanEqual_uint2,
  1154. lessThanEqual_float3,
  1155. lessThanEqual_double3,
  1156. lessThanEqual_int3,
  1157. lessThanEqual_uint3,
  1158. lessThanEqual_float4,
  1159. lessThanEqual_double4,
  1160. lessThanEqual_int4,
  1161. lessThanEqual_uint4,
  1162. }
  1163. @(require_results) lessThanEqual_float :: proc "c" (a, b: float) -> bool { return a <= b }
  1164. @(require_results) lessThanEqual_double :: proc "c" (a, b: double) -> bool { return a <= b }
  1165. @(require_results) lessThanEqual_int :: proc "c" (a, b: int) -> bool { return a <= b }
  1166. @(require_results) lessThanEqual_uint :: proc "c" (a, b: uint) -> bool { return a <= b }
  1167. @(require_results) lessThanEqual_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x <= b.x, a.y <= b.y} }
  1168. @(require_results) lessThanEqual_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x <= b.x, a.y <= b.y} }
  1169. @(require_results) lessThanEqual_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x <= b.x, a.y <= b.y} }
  1170. @(require_results) lessThanEqual_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x <= b.x, a.y <= b.y} }
  1171. @(require_results) lessThanEqual_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z} }
  1172. @(require_results) lessThanEqual_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z} }
  1173. @(require_results) lessThanEqual_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z} }
  1174. @(require_results) lessThanEqual_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z} }
  1175. @(require_results) lessThanEqual_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z, a.w <= b.w} }
  1176. @(require_results) lessThanEqual_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z, a.w <= b.w} }
  1177. @(require_results) lessThanEqual_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z, a.w <= b.w} }
  1178. @(require_results) lessThanEqual_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x <= b.x, a.y <= b.y, a.z <= b.z, a.w <= b.w} }
  1179. greaterThan :: proc{
  1180. greaterThan_float,
  1181. greaterThan_double,
  1182. greaterThan_int,
  1183. greaterThan_uint,
  1184. greaterThan_float2,
  1185. greaterThan_double2,
  1186. greaterThan_int2,
  1187. greaterThan_uint2,
  1188. greaterThan_float3,
  1189. greaterThan_double3,
  1190. greaterThan_int3,
  1191. greaterThan_uint3,
  1192. greaterThan_float4,
  1193. greaterThan_double4,
  1194. greaterThan_int4,
  1195. greaterThan_uint4,
  1196. }
  1197. @(require_results) greaterThan_float :: proc "c" (a, b: float) -> bool { return a > b }
  1198. @(require_results) greaterThan_double :: proc "c" (a, b: double) -> bool { return a > b }
  1199. @(require_results) greaterThan_int :: proc "c" (a, b: int) -> bool { return a > b }
  1200. @(require_results) greaterThan_uint :: proc "c" (a, b: uint) -> bool { return a > b }
  1201. @(require_results) greaterThan_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x > b.x, a.y > b.y} }
  1202. @(require_results) greaterThan_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x > b.x, a.y > b.y} }
  1203. @(require_results) greaterThan_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x > b.x, a.y > b.y} }
  1204. @(require_results) greaterThan_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x > b.x, a.y > b.y} }
  1205. @(require_results) greaterThan_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x > b.x, a.y > b.y, a.z > b.z} }
  1206. @(require_results) greaterThan_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x > b.x, a.y > b.y, a.z > b.z} }
  1207. @(require_results) greaterThan_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x > b.x, a.y > b.y, a.z > b.z} }
  1208. @(require_results) greaterThan_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x > b.x, a.y > b.y, a.z > b.z} }
  1209. @(require_results) greaterThan_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x > b.x, a.y > b.y, a.z > b.z, a.w > b.w} }
  1210. @(require_results) greaterThan_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x > b.x, a.y > b.y, a.z > b.z, a.w > b.w} }
  1211. @(require_results) greaterThan_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x > b.x, a.y > b.y, a.z > b.z, a.w > b.w} }
  1212. @(require_results) greaterThan_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x > b.x, a.y > b.y, a.z > b.z, a.w > b.w} }
  1213. greaterThanEqual :: proc{
  1214. greaterThanEqual_float,
  1215. greaterThanEqual_double,
  1216. greaterThanEqual_int,
  1217. greaterThanEqual_uint,
  1218. greaterThanEqual_float2,
  1219. greaterThanEqual_double2,
  1220. greaterThanEqual_int2,
  1221. greaterThanEqual_uint2,
  1222. greaterThanEqual_float3,
  1223. greaterThanEqual_double3,
  1224. greaterThanEqual_int3,
  1225. greaterThanEqual_uint3,
  1226. greaterThanEqual_float4,
  1227. greaterThanEqual_double4,
  1228. greaterThanEqual_int4,
  1229. greaterThanEqual_uint4,
  1230. }
  1231. @(require_results) greaterThanEqual_float :: proc "c" (a, b: float) -> bool { return a >= b }
  1232. @(require_results) greaterThanEqual_double :: proc "c" (a, b: double) -> bool { return a >= b }
  1233. @(require_results) greaterThanEqual_int :: proc "c" (a, b: int) -> bool { return a >= b }
  1234. @(require_results) greaterThanEqual_uint :: proc "c" (a, b: uint) -> bool { return a >= b }
  1235. @(require_results) greaterThanEqual_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x >= b.x, a.y >= b.y} }
  1236. @(require_results) greaterThanEqual_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x >= b.x, a.y >= b.y} }
  1237. @(require_results) greaterThanEqual_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x >= b.x, a.y >= b.y} }
  1238. @(require_results) greaterThanEqual_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x >= b.x, a.y >= b.y} }
  1239. @(require_results) greaterThanEqual_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z} }
  1240. @(require_results) greaterThanEqual_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z} }
  1241. @(require_results) greaterThanEqual_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z} }
  1242. @(require_results) greaterThanEqual_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z} }
  1243. @(require_results) greaterThanEqual_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z, a.w >= b.w} }
  1244. @(require_results) greaterThanEqual_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z, a.w >= b.w} }
  1245. @(require_results) greaterThanEqual_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z, a.w >= b.w} }
  1246. @(require_results) greaterThanEqual_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x >= b.x, a.y >= b.y, a.z >= b.z, a.w >= b.w} }
  1247. equal :: proc{
  1248. equal_float,
  1249. equal_double,
  1250. equal_int,
  1251. equal_uint,
  1252. equal_float2,
  1253. equal_double2,
  1254. equal_int2,
  1255. equal_uint2,
  1256. equal_float3,
  1257. equal_double3,
  1258. equal_int3,
  1259. equal_uint3,
  1260. equal_float4,
  1261. equal_double4,
  1262. equal_int4,
  1263. equal_uint4,
  1264. }
  1265. @(require_results) equal_float :: proc "c" (a, b: float) -> bool { return a == b }
  1266. @(require_results) equal_double :: proc "c" (a, b: double) -> bool { return a == b }
  1267. @(require_results) equal_int :: proc "c" (a, b: int) -> bool { return a == b }
  1268. @(require_results) equal_uint :: proc "c" (a, b: uint) -> bool { return a == b }
  1269. @(require_results) equal_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x == b.x, a.y == b.y} }
  1270. @(require_results) equal_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x == b.x, a.y == b.y} }
  1271. @(require_results) equal_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x == b.x, a.y == b.y} }
  1272. @(require_results) equal_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x == b.x, a.y == b.y} }
  1273. @(require_results) equal_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x == b.x, a.y == b.y, a.z == b.z} }
  1274. @(require_results) equal_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x == b.x, a.y == b.y, a.z == b.z} }
  1275. @(require_results) equal_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x == b.x, a.y == b.y, a.z == b.z} }
  1276. @(require_results) equal_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x == b.x, a.y == b.y, a.z == b.z} }
  1277. @(require_results) equal_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w} }
  1278. @(require_results) equal_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w} }
  1279. @(require_results) equal_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w} }
  1280. @(require_results) equal_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x == b.x, a.y == b.y, a.z == b.z, a.w == b.w} }
  1281. notEqual :: proc{
  1282. notEqual_float,
  1283. notEqual_double,
  1284. notEqual_int,
  1285. notEqual_uint,
  1286. notEqual_float2,
  1287. notEqual_double2,
  1288. notEqual_int2,
  1289. notEqual_uint2,
  1290. notEqual_float3,
  1291. notEqual_double3,
  1292. notEqual_int3,
  1293. notEqual_uint3,
  1294. notEqual_float4,
  1295. notEqual_double4,
  1296. notEqual_int4,
  1297. notEqual_uint4,
  1298. }
  1299. @(require_results) notEqual_float :: proc "c" (a, b: float) -> bool { return a != b }
  1300. @(require_results) notEqual_double :: proc "c" (a, b: double) -> bool { return a != b }
  1301. @(require_results) notEqual_int :: proc "c" (a, b: int) -> bool { return a != b }
  1302. @(require_results) notEqual_uint :: proc "c" (a, b: uint) -> bool { return a != b }
  1303. @(require_results) notEqual_float2 :: proc "c" (a, b: float2) -> bool2 { return {a.x != b.x, a.y != b.y} }
  1304. @(require_results) notEqual_double2 :: proc "c" (a, b: double2) -> bool2 { return {a.x != b.x, a.y != b.y} }
  1305. @(require_results) notEqual_int2 :: proc "c" (a, b: int2) -> bool2 { return {a.x != b.x, a.y != b.y} }
  1306. @(require_results) notEqual_uint2 :: proc "c" (a, b: uint2) -> bool2 { return {a.x != b.x, a.y != b.y} }
  1307. @(require_results) notEqual_float3 :: proc "c" (a, b: float3) -> bool3 { return {a.x != b.x, a.y != b.y, a.z != b.z} }
  1308. @(require_results) notEqual_double3 :: proc "c" (a, b: double3) -> bool3 { return {a.x != b.x, a.y != b.y, a.z != b.z} }
  1309. @(require_results) notEqual_int3 :: proc "c" (a, b: int3) -> bool3 { return {a.x != b.x, a.y != b.y, a.z != b.z} }
  1310. @(require_results) notEqual_uint3 :: proc "c" (a, b: uint3) -> bool3 { return {a.x != b.x, a.y != b.y, a.z != b.z} }
  1311. @(require_results) notEqual_float4 :: proc "c" (a, b: float4) -> bool4 { return {a.x != b.x, a.y != b.y, a.z != b.z, a.w != b.w} }
  1312. @(require_results) notEqual_double4 :: proc "c" (a, b: double4) -> bool4 { return {a.x != b.x, a.y != b.y, a.z != b.z, a.w != b.w} }
  1313. @(require_results) notEqual_int4 :: proc "c" (a, b: int4) -> bool4 { return {a.x != b.x, a.y != b.y, a.z != b.z, a.w != b.w} }
  1314. @(require_results) notEqual_uint4 :: proc "c" (a, b: uint4) -> bool4 { return {a.x != b.x, a.y != b.y, a.z != b.z, a.w != b.w} }
  1315. any :: proc{
  1316. any_bool,
  1317. any_bool2,
  1318. any_bool3,
  1319. any_bool4,
  1320. }
  1321. @(require_results) any_bool :: proc "c" (v: bool) -> bool { return v }
  1322. @(require_results) any_bool2 :: proc "c" (v: bool2) -> bool { return v.x || v.y }
  1323. @(require_results) any_bool3 :: proc "c" (v: bool3) -> bool { return v.x || v.y || v.z }
  1324. @(require_results) any_bool4 :: proc "c" (v: bool4) -> bool { return v.x || v.y || v.z || v.w }
  1325. all :: proc{
  1326. all_bool,
  1327. all_bool2,
  1328. all_bool3,
  1329. all_bool4,
  1330. }
  1331. @(require_results) all_bool :: proc "c" (v: bool) -> bool { return v }
  1332. @(require_results) all_bool2 :: proc "c" (v: bool2) -> bool { return v.x && v.y }
  1333. @(require_results) all_bool3 :: proc "c" (v: bool3) -> bool { return v.x && v.y && v.z }
  1334. @(require_results) all_bool4 :: proc "c" (v: bool4) -> bool { return v.x && v.y && v.z && v.w }
  1335. not :: proc{
  1336. not_bool,
  1337. not_bool2,
  1338. not_bool3,
  1339. not_bool4,
  1340. }
  1341. @(require_results) not_bool :: proc "c" (v: bool) -> bool { return !v }
  1342. @(require_results) not_bool2 :: proc "c" (v: bool2) -> bool2 { return {!v.x, !v.y} }
  1343. @(require_results) not_bool3 :: proc "c" (v: bool3) -> bool3 { return {!v.x, !v.y, !v.z} }
  1344. @(require_results) not_bool4 :: proc "c" (v: bool4) -> bool4 { return {!v.x, !v.y, !v.z, !v.w} }
  1345. @(require_results) inverse_float1x1 :: proc "c" (m: float1x1) -> float1x1 { return inverse_matrix1x1(m) }
  1346. @(require_results) inverse_float2x2 :: proc "c" (m: float2x2) -> float2x2 { return inverse_matrix2x2(m) }
  1347. @(require_results) inverse_float3x3 :: proc "c" (m: float3x3) -> float3x3 { return inverse_matrix3x3(m) }
  1348. @(require_results) inverse_float4x4 :: proc "c" (m: float4x4) -> float4x4 { return inverse_matrix4x4(m) }
  1349. @(require_results) inverse_double1x1 :: proc "c" (m: double1x1) -> double1x1 { return inverse_matrix1x1(m) }
  1350. @(require_results) inverse_double2x2 :: proc "c" (m: double2x2) -> double2x2 { return inverse_matrix2x2(m) }
  1351. @(require_results) inverse_double3x3 :: proc "c" (m: double3x3) -> double3x3 { return inverse_matrix3x3(m) }
  1352. @(require_results) inverse_double4x4 :: proc "c" (m: double4x4) -> double4x4 { return inverse_matrix4x4(m) }
  1353. inverse :: proc{
  1354. inverse_float1x1,
  1355. inverse_float2x2,
  1356. inverse_float3x3,
  1357. inverse_float4x4,
  1358. inverse_double1x1,
  1359. inverse_double2x2,
  1360. inverse_double3x3,
  1361. inverse_double4x4,
  1362. inverse_matrix1x1,
  1363. inverse_matrix2x2,
  1364. inverse_matrix3x3,
  1365. inverse_matrix4x4,
  1366. }
  1367. transpose :: intrinsics.transpose
  1368. determinant :: proc{
  1369. determinant_matrix1x1,
  1370. determinant_matrix2x2,
  1371. determinant_matrix3x3,
  1372. determinant_matrix4x4,
  1373. }
  1374. adjugate :: proc{
  1375. adjugate_matrix1x1,
  1376. adjugate_matrix2x2,
  1377. adjugate_matrix3x3,
  1378. adjugate_matrix4x4,
  1379. }
  1380. inverse_transpose :: proc{
  1381. inverse_transpose_matrix1x1,
  1382. inverse_transpose_matrix2x2,
  1383. inverse_transpose_matrix3x3,
  1384. inverse_transpose_matrix4x4,
  1385. }
  1386. @(require_results)
  1387. hermitian_adjoint :: proc "contextless" (m: $M/matrix[$N, N]$T) -> M where intrinsics.type_is_complex(T), N >= 1 {
  1388. return conj(transpose(m))
  1389. }
  1390. @(require_results)
  1391. trace :: proc "contextless" (m: $M/matrix[$N, N]$T) -> (trace: T) {
  1392. for i in 0..<N {
  1393. trace += m[i, i]
  1394. }
  1395. return
  1396. }
  1397. @(require_results)
  1398. matrix_minor :: proc "contextless" (m: $M/matrix[$N, N]$T, #any_int row, column: int) -> (minor: T) where N > 1 {
  1399. K :: int(N-1)
  1400. cut_down: matrix[K, K]T
  1401. for col_idx in 0..<K {
  1402. j := col_idx + int(col_idx >= column)
  1403. for row_idx in 0..<K {
  1404. i := row_idx + int(row_idx >= row)
  1405. cut_down[row_idx, col_idx] = m[i, j]
  1406. }
  1407. }
  1408. return determinant(cut_down)
  1409. }
  1410. @(require_results)
  1411. determinant_matrix1x1 :: proc "contextless" (m: $M/matrix[1, 1]$T) -> (det: T) {
  1412. return m[0, 0]
  1413. }
  1414. @(require_results)
  1415. determinant_matrix2x2 :: proc "contextless" (m: $M/matrix[2, 2]$T) -> (det: T) {
  1416. return m[0, 0]*m[1, 1] - m[0, 1]*m[1, 0]
  1417. }
  1418. @(require_results)
  1419. determinant_matrix3x3 :: proc "contextless" (m: $M/matrix[3, 3]$T) -> (det: T) {
  1420. a := +m[0, 0] * (m[1, 1] * m[2, 2] - m[1, 2] * m[2, 1])
  1421. b := -m[0, 1] * (m[1, 0] * m[2, 2] - m[1, 2] * m[2, 0])
  1422. c := +m[0, 2] * (m[1, 0] * m[2, 1] - m[1, 1] * m[2, 0])
  1423. return a + b + c
  1424. }
  1425. @(require_results)
  1426. determinant_matrix4x4 :: proc "contextless" (m: $M/matrix[4, 4]$T) -> (det: T) {
  1427. a := adjugate(m)
  1428. #no_bounds_check for i in 0..<4 {
  1429. det += m[0, i] * a[0, i]
  1430. }
  1431. return
  1432. }
  1433. @(require_results)
  1434. adjugate_matrix1x1 :: proc "contextless" (x: $M/matrix[1, 1]$T) -> (y: M) {
  1435. y = x
  1436. return
  1437. }
  1438. @(require_results)
  1439. adjugate_matrix2x2 :: proc "contextless" (x: $M/matrix[2, 2]$T) -> (y: M) {
  1440. y[0, 0] = +x[1, 1]
  1441. y[0, 1] = -x[1, 0]
  1442. y[1, 0] = -x[0, 1]
  1443. y[1, 1] = +x[0, 0]
  1444. return
  1445. }
  1446. @(require_results)
  1447. adjugate_matrix3x3 :: proc "contextless" (m: $M/matrix[3, 3]$T) -> (y: M) {
  1448. y[0, 0] = +(m[1, 1] * m[2, 2] - m[2, 1] * m[1, 2])
  1449. y[0, 1] = -(m[1, 0] * m[2, 2] - m[2, 0] * m[1, 2])
  1450. y[0, 2] = +(m[1, 0] * m[2, 1] - m[2, 0] * m[1, 1])
  1451. y[1, 0] = -(m[0, 1] * m[2, 2] - m[2, 1] * m[0, 2])
  1452. y[1, 1] = +(m[0, 0] * m[2, 2] - m[2, 0] * m[0, 2])
  1453. y[1, 2] = -(m[0, 0] * m[2, 1] - m[2, 0] * m[0, 1])
  1454. y[2, 0] = +(m[0, 1] * m[1, 2] - m[1, 1] * m[0, 2])
  1455. y[2, 1] = -(m[0, 0] * m[1, 2] - m[1, 0] * m[0, 2])
  1456. y[2, 2] = +(m[0, 0] * m[1, 1] - m[1, 0] * m[0, 1])
  1457. return
  1458. }
  1459. @(require_results)
  1460. adjugate_matrix4x4 :: proc "contextless" (x: $M/matrix[4, 4]$T) -> (y: M) {
  1461. for i in 0..<4 {
  1462. for j in 0..<4 {
  1463. sign: T = 1 if (i + j) % 2 == 0 else -1
  1464. y[i, j] = sign * matrix_minor(x, i, j)
  1465. }
  1466. }
  1467. return
  1468. }
  1469. @(require_results)
  1470. inverse_transpose_matrix1x1 :: proc "contextless" (x: $M/matrix[1, 1]$T) -> (y: M) {
  1471. y[0, 0] = 1/x[0, 0]
  1472. return
  1473. }
  1474. @(require_results)
  1475. inverse_transpose_matrix2x2 :: proc "contextless" (x: $M/matrix[2, 2]$T) -> (y: M) {
  1476. d := x[0, 0]*x[1, 1] - x[0, 1]*x[1, 0]
  1477. when intrinsics.type_is_integer(T) {
  1478. y[0, 0] = +x[1, 1] / d
  1479. y[1, 0] = -x[0, 1] / d
  1480. y[0, 1] = -x[1, 0] / d
  1481. y[1, 1] = +x[0, 0] / d
  1482. } else {
  1483. id := 1 / d
  1484. y[0, 0] = +x[1, 1] * id
  1485. y[1, 0] = -x[0, 1] * id
  1486. y[0, 1] = -x[1, 0] * id
  1487. y[1, 1] = +x[0, 0] * id
  1488. }
  1489. return
  1490. }
  1491. @(require_results)
  1492. inverse_transpose_matrix3x3 :: proc "contextless" (x: $M/matrix[3, 3]$T) -> (y: M) #no_bounds_check {
  1493. a := adjugate(x)
  1494. d := determinant(x)
  1495. when intrinsics.type_is_integer(T) {
  1496. for i in 0..<3 {
  1497. for j in 0..<3 {
  1498. y[i, j] = a[i, j] / d
  1499. }
  1500. }
  1501. } else {
  1502. id := 1/d
  1503. for i in 0..<3 {
  1504. for j in 0..<3 {
  1505. y[i, j] = a[i, j] * id
  1506. }
  1507. }
  1508. }
  1509. return
  1510. }
  1511. @(require_results)
  1512. inverse_transpose_matrix4x4 :: proc "contextless" (x: $M/matrix[4, 4]$T) -> (y: M) #no_bounds_check {
  1513. a := adjugate(x)
  1514. d: T
  1515. for i in 0..<4 {
  1516. d += x[0, i] * a[0, i]
  1517. }
  1518. when intrinsics.type_is_integer(T) {
  1519. for i in 0..<4 {
  1520. for j in 0..<4 {
  1521. y[i, j] = a[i, j] / d
  1522. }
  1523. }
  1524. } else {
  1525. id := 1/d
  1526. for i in 0..<4 {
  1527. for j in 0..<4 {
  1528. y[i, j] = a[i, j] * id
  1529. }
  1530. }
  1531. }
  1532. return
  1533. }
  1534. @(require_results)
  1535. inverse_matrix1x1 :: proc "contextless" (x: $M/matrix[1, 1]$T) -> (y: M) {
  1536. y[0, 0] = 1/x[0, 0]
  1537. return
  1538. }
  1539. @(require_results)
  1540. inverse_matrix2x2 :: proc "contextless" (x: $M/matrix[2, 2]$T) -> (y: M) {
  1541. d := x[0, 0]*x[1, 1] - x[0, 1]*x[1, 0]
  1542. when intrinsics.type_is_integer(T) {
  1543. y[0, 0] = +x[1, 1] / d
  1544. y[0, 1] = -x[0, 1] / d
  1545. y[1, 0] = -x[1, 0] / d
  1546. y[1, 1] = +x[0, 0] / d
  1547. } else {
  1548. id := 1 / d
  1549. y[0, 0] = +x[1, 1] * id
  1550. y[0, 1] = -x[0, 1] * id
  1551. y[1, 0] = -x[1, 0] * id
  1552. y[1, 1] = +x[0, 0] * id
  1553. }
  1554. return
  1555. }
  1556. @(require_results)
  1557. inverse_matrix3x3 :: proc "contextless" (x: $M/matrix[3, 3]$T) -> (y: M) #no_bounds_check {
  1558. a := adjugate(x)
  1559. d := determinant(x)
  1560. when intrinsics.type_is_integer(T) {
  1561. for i in 0..<3 {
  1562. for j in 0..<3 {
  1563. y[i, j] = a[j, i] / d
  1564. }
  1565. }
  1566. } else {
  1567. id := 1/d
  1568. for i in 0..<3 {
  1569. for j in 0..<3 {
  1570. y[i, j] = a[j, i] * id
  1571. }
  1572. }
  1573. }
  1574. return
  1575. }
  1576. @(require_results)
  1577. inverse_matrix4x4 :: proc "contextless" (x: $M/matrix[4, 4]$T) -> (y: M) #no_bounds_check {
  1578. a := adjugate(x)
  1579. d: T
  1580. for i in 0..<4 {
  1581. d += x[0, i] * a[0, i]
  1582. }
  1583. when intrinsics.type_is_integer(T) {
  1584. for i in 0..<4 {
  1585. for j in 0..<4 {
  1586. y[i, j] = a[j, i] / d
  1587. }
  1588. }
  1589. } else {
  1590. id := 1/d
  1591. for i in 0..<4 {
  1592. for j in 0..<4 {
  1593. y[i, j] = a[j, i] * id
  1594. }
  1595. }
  1596. }
  1597. return
  1598. }
  1599. asfloat :: proc{
  1600. asfloat_float,
  1601. asfloat_double,
  1602. asfloat_int,
  1603. asfloat_uint,
  1604. asfloat_float1x1,
  1605. asfloat_float2x2,
  1606. asfloat_float3x3,
  1607. asfloat_float4x4,
  1608. asfloat_float1x2,
  1609. asfloat_float1x3,
  1610. asfloat_float1x4,
  1611. asfloat_float2x1,
  1612. asfloat_float2x3,
  1613. asfloat_float2x4,
  1614. asfloat_float3x1,
  1615. asfloat_float3x2,
  1616. asfloat_float3x4,
  1617. asfloat_float4x1,
  1618. asfloat_float4x2,
  1619. asfloat_float4x3,
  1620. asfloat_float2,
  1621. asfloat_float3,
  1622. asfloat_float4,
  1623. asfloat_int2,
  1624. asfloat_int3,
  1625. asfloat_int4,
  1626. asfloat_uint2,
  1627. asfloat_uint3,
  1628. asfloat_uint4,
  1629. asfloat_bool2,
  1630. asfloat_bool3,
  1631. asfloat_bool4,
  1632. asfloat_double1x1,
  1633. asfloat_double2x2,
  1634. asfloat_double3x3,
  1635. asfloat_double4x4,
  1636. asfloat_double1x2,
  1637. asfloat_double1x3,
  1638. asfloat_double1x4,
  1639. asfloat_double2x1,
  1640. asfloat_double2x3,
  1641. asfloat_double2x4,
  1642. asfloat_double3x1,
  1643. asfloat_double3x2,
  1644. asfloat_double3x4,
  1645. asfloat_double4x1,
  1646. asfloat_double4x2,
  1647. asfloat_double4x3,
  1648. asfloat_double2,
  1649. asfloat_double3,
  1650. asfloat_double4,
  1651. }
  1652. @(require_results) asfloat_float :: proc "c" (v: float) -> float { return float(v) }
  1653. @(require_results) asfloat_double :: proc "c" (v: double) -> float { return float(v) }
  1654. @(require_results) asfloat_int :: proc "c" (v: int) -> float { return float(v) }
  1655. @(require_results) asfloat_uint :: proc "c" (v: uint) -> float { return float(v) }
  1656. @(require_results) asfloat_float1x1 :: proc "c" (v: float1x1) -> float1x1 { return float1x1(v) }
  1657. @(require_results) asfloat_float2x2 :: proc "c" (v: float2x2) -> float2x2 { return float2x2(v) }
  1658. @(require_results) asfloat_float3x3 :: proc "c" (v: float3x3) -> float3x3 { return float3x3(v) }
  1659. @(require_results) asfloat_float4x4 :: proc "c" (v: float4x4) -> float4x4 { return float4x4(v) }
  1660. @(require_results) asfloat_float1x2 :: proc "c" (v: float1x2) -> float1x2 { return float1x2(v) }
  1661. @(require_results) asfloat_float1x3 :: proc "c" (v: float1x3) -> float1x3 { return float1x3(v) }
  1662. @(require_results) asfloat_float1x4 :: proc "c" (v: float1x4) -> float1x4 { return float1x4(v) }
  1663. @(require_results) asfloat_float2x1 :: proc "c" (v: float2x1) -> float2x1 { return float2x1(v) }
  1664. @(require_results) asfloat_float2x3 :: proc "c" (v: float2x3) -> float2x3 { return float2x3(v) }
  1665. @(require_results) asfloat_float2x4 :: proc "c" (v: float2x4) -> float2x4 { return float2x4(v) }
  1666. @(require_results) asfloat_float3x1 :: proc "c" (v: float3x1) -> float3x1 { return float3x1(v) }
  1667. @(require_results) asfloat_float3x2 :: proc "c" (v: float3x2) -> float3x2 { return float3x2(v) }
  1668. @(require_results) asfloat_float3x4 :: proc "c" (v: float3x4) -> float3x4 { return float3x4(v) }
  1669. @(require_results) asfloat_float4x1 :: proc "c" (v: float4x1) -> float4x1 { return float4x1(v) }
  1670. @(require_results) asfloat_float4x2 :: proc "c" (v: float4x2) -> float4x2 { return float4x2(v) }
  1671. @(require_results) asfloat_float4x3 :: proc "c" (v: float4x3) -> float4x3 { return float4x3(v) }
  1672. @(require_results) asfloat_float2 :: proc "c" (v: float2) -> float2 { return float2(v) }
  1673. @(require_results) asfloat_float3 :: proc "c" (v: float3) -> float3 { return float3(v) }
  1674. @(require_results) asfloat_float4 :: proc "c" (v: float4) -> float4 { return float4(v) }
  1675. @(require_results) asfloat_int2 :: proc "c" (v: int2) -> float2 { return float2{float(v.x), float(v.y)} }
  1676. @(require_results) asfloat_int3 :: proc "c" (v: int3) -> float3 { return float3{float(v.x), float(v.y), float(v.z)} }
  1677. @(require_results) asfloat_int4 :: proc "c" (v: int4) -> float4 { return float4{float(v.x), float(v.y), float(v.z), float(v.w)} }
  1678. @(require_results) asfloat_uint2 :: proc "c" (v: uint2) -> float2 { return float2{float(v.x), float(v.y)} }
  1679. @(require_results) asfloat_uint3 :: proc "c" (v: uint3) -> float3 { return float3{float(v.x), float(v.y), float(v.z)} }
  1680. @(require_results) asfloat_uint4 :: proc "c" (v: uint4) -> float4 { return float4{float(v.x), float(v.y), float(v.z), float(v.w)} }
  1681. @(require_results) asfloat_bool2 :: proc "c" (v: bool2) -> float2 { return float2{float(int(v.x)), float(int(v.y))} }
  1682. @(require_results) asfloat_bool3 :: proc "c" (v: bool3) -> float3 { return float3{float(int(v.x)), float(int(v.y)), float(int(v.z))} }
  1683. @(require_results) asfloat_bool4 :: proc "c" (v: bool4) -> float4 { return float4{float(int(v.x)), float(int(v.y)), float(int(v.z)), float(int(v.w))} }
  1684. @(require_results) asfloat_double1x1 :: proc "c" (v: double1x1) -> float1x1 { return float1x1(v) }
  1685. @(require_results) asfloat_double2x2 :: proc "c" (v: double2x2) -> float2x2 { return float2x2(v) }
  1686. @(require_results) asfloat_double3x3 :: proc "c" (v: double3x3) -> float3x3 { return float3x3(v) }
  1687. @(require_results) asfloat_double4x4 :: proc "c" (v: double4x4) -> float4x4 { return float4x4(v) }
  1688. @(require_results) asfloat_double1x2 :: proc "c" (v: double1x2) -> float1x2 { return float1x2(v) }
  1689. @(require_results) asfloat_double1x3 :: proc "c" (v: double1x3) -> float1x3 { return float1x3(v) }
  1690. @(require_results) asfloat_double1x4 :: proc "c" (v: double1x4) -> float1x4 { return float1x4(v) }
  1691. @(require_results) asfloat_double2x1 :: proc "c" (v: double2x1) -> float2x1 { return float2x1(v) }
  1692. @(require_results) asfloat_double2x3 :: proc "c" (v: double2x3) -> float2x3 { return float2x3(v) }
  1693. @(require_results) asfloat_double2x4 :: proc "c" (v: double2x4) -> float2x4 { return float2x4(v) }
  1694. @(require_results) asfloat_double3x1 :: proc "c" (v: double3x1) -> float3x1 { return float3x1(v) }
  1695. @(require_results) asfloat_double3x2 :: proc "c" (v: double3x2) -> float3x2 { return float3x2(v) }
  1696. @(require_results) asfloat_double3x4 :: proc "c" (v: double3x4) -> float3x4 { return float3x4(v) }
  1697. @(require_results) asfloat_double4x1 :: proc "c" (v: double4x1) -> float4x1 { return float4x1(v) }
  1698. @(require_results) asfloat_double4x2 :: proc "c" (v: double4x2) -> float4x2 { return float4x2(v) }
  1699. @(require_results) asfloat_double4x3 :: proc "c" (v: double4x3) -> float4x3 { return float4x3(v) }
  1700. @(require_results) asfloat_double2 :: proc "c" (v: double2) -> float2 { return float2{float(v.x), float(v.y)} }
  1701. @(require_results) asfloat_double3 :: proc "c" (v: double3) -> float3 { return float3{float(v.x), float(v.y), float(v.z)} }
  1702. @(require_results) asfloat_double4 :: proc "c" (v: double4) -> float4 { return float4{float(v.x), float(v.y), float(v.z), float(v.w)} }
  1703. asdouble :: proc{
  1704. asdouble_float,
  1705. asdouble_double,
  1706. asdouble_int,
  1707. asdouble_uint,
  1708. asdouble_float1x1,
  1709. asdouble_float2x2,
  1710. asdouble_float3x3,
  1711. asdouble_float4x4,
  1712. asdouble_float1x2,
  1713. asdouble_float1x3,
  1714. asdouble_float1x4,
  1715. asdouble_float2x1,
  1716. asdouble_float2x3,
  1717. asdouble_float2x4,
  1718. asdouble_float3x1,
  1719. asdouble_float3x2,
  1720. asdouble_float3x4,
  1721. asdouble_float4x1,
  1722. asdouble_float4x2,
  1723. asdouble_float4x3,
  1724. asdouble_float2,
  1725. asdouble_float3,
  1726. asdouble_float4,
  1727. asdouble_int2,
  1728. asdouble_int3,
  1729. asdouble_int4,
  1730. asdouble_uint2,
  1731. asdouble_uint3,
  1732. asdouble_uint4,
  1733. asdouble_bool2,
  1734. asdouble_bool3,
  1735. asdouble_bool4,
  1736. asdouble_double1x1,
  1737. asdouble_double2x2,
  1738. asdouble_double3x3,
  1739. asdouble_double4x4,
  1740. asdouble_double1x2,
  1741. asdouble_double1x3,
  1742. asdouble_double1x4,
  1743. asdouble_double2x1,
  1744. asdouble_double2x3,
  1745. asdouble_double2x4,
  1746. asdouble_double3x1,
  1747. asdouble_double3x2,
  1748. asdouble_double3x4,
  1749. asdouble_double4x1,
  1750. asdouble_double4x2,
  1751. asdouble_double4x3,
  1752. asdouble_double2,
  1753. asdouble_double3,
  1754. asdouble_double4,
  1755. }
  1756. @(require_results) asdouble_float :: proc "c" (v: float) -> double { return double(v) }
  1757. @(require_results) asdouble_double :: proc "c" (v: double) -> double { return double(v) }
  1758. @(require_results) asdouble_int :: proc "c" (v: int) -> double { return double(v) }
  1759. @(require_results) asdouble_uint :: proc "c" (v: uint) -> double { return double(v) }
  1760. @(require_results) asdouble_float1x1 :: proc "c" (v: float1x1) -> double1x1 { return double1x1(v) }
  1761. @(require_results) asdouble_float2x2 :: proc "c" (v: float2x2) -> double2x2 { return double2x2(v) }
  1762. @(require_results) asdouble_float3x3 :: proc "c" (v: float3x3) -> double3x3 { return double3x3(v) }
  1763. @(require_results) asdouble_float4x4 :: proc "c" (v: float4x4) -> double4x4 { return double4x4(v) }
  1764. @(require_results) asdouble_float1x2 :: proc "c" (v: float1x2) -> double1x2 { return double1x2(v) }
  1765. @(require_results) asdouble_float1x3 :: proc "c" (v: float1x3) -> double1x3 { return double1x3(v) }
  1766. @(require_results) asdouble_float1x4 :: proc "c" (v: float1x4) -> double1x4 { return double1x4(v) }
  1767. @(require_results) asdouble_float2x1 :: proc "c" (v: float2x1) -> double2x1 { return double2x1(v) }
  1768. @(require_results) asdouble_float2x3 :: proc "c" (v: float2x3) -> double2x3 { return double2x3(v) }
  1769. @(require_results) asdouble_float2x4 :: proc "c" (v: float2x4) -> double2x4 { return double2x4(v) }
  1770. @(require_results) asdouble_float3x1 :: proc "c" (v: float3x1) -> double3x1 { return double3x1(v) }
  1771. @(require_results) asdouble_float3x2 :: proc "c" (v: float3x2) -> double3x2 { return double3x2(v) }
  1772. @(require_results) asdouble_float3x4 :: proc "c" (v: float3x4) -> double3x4 { return double3x4(v) }
  1773. @(require_results) asdouble_float4x1 :: proc "c" (v: float4x1) -> double4x1 { return double4x1(v) }
  1774. @(require_results) asdouble_float4x2 :: proc "c" (v: float4x2) -> double4x2 { return double4x2(v) }
  1775. @(require_results) asdouble_float4x3 :: proc "c" (v: float4x3) -> double4x3 { return double4x3(v) }
  1776. @(require_results) asdouble_float2 :: proc "c" (v: float2) -> double2 { return double2{double(v.x), double(v.y)} }
  1777. @(require_results) asdouble_float3 :: proc "c" (v: float3) -> double3 { return double3{double(v.x), double(v.y), double(v.z)} }
  1778. @(require_results) asdouble_float4 :: proc "c" (v: float4) -> double4 { return double4{double(v.x), double(v.y), double(v.z), double(v.w)} }
  1779. @(require_results) asdouble_int2 :: proc "c" (v: int2) -> double2 { return double2{double(v.x), double(v.y)} }
  1780. @(require_results) asdouble_int3 :: proc "c" (v: int3) -> double3 { return double3{double(v.x), double(v.y), double(v.z)} }
  1781. @(require_results) asdouble_int4 :: proc "c" (v: int4) -> double4 { return double4{double(v.x), double(v.y), double(v.z), double(v.w)} }
  1782. @(require_results) asdouble_uint2 :: proc "c" (v: uint2) -> double2 { return double2{double(v.x), double(v.y)} }
  1783. @(require_results) asdouble_uint3 :: proc "c" (v: uint3) -> double3 { return double3{double(v.x), double(v.y), double(v.z)} }
  1784. @(require_results) asdouble_uint4 :: proc "c" (v: uint4) -> double4 { return double4{double(v.x), double(v.y), double(v.z), double(v.w)} }
  1785. @(require_results) asdouble_bool2 :: proc "c" (v: bool2) -> double2 { return double2{double(int(v.x)), double(int(v.y))} }
  1786. @(require_results) asdouble_bool3 :: proc "c" (v: bool3) -> double3 { return double3{double(int(v.x)), double(int(v.y)), double(int(v.z))} }
  1787. @(require_results) asdouble_bool4 :: proc "c" (v: bool4) -> double4 { return double4{double(int(v.x)), double(int(v.y)), double(int(v.z)), double(int(v.w))} }
  1788. @(require_results) asdouble_double1x1 :: proc "c" (v: double1x1) -> double1x1 { return double1x1(v) }
  1789. @(require_results) asdouble_double2x2 :: proc "c" (v: double2x2) -> double2x2 { return double2x2(v) }
  1790. @(require_results) asdouble_double3x3 :: proc "c" (v: double3x3) -> double3x3 { return double3x3(v) }
  1791. @(require_results) asdouble_double4x4 :: proc "c" (v: double4x4) -> double4x4 { return double4x4(v) }
  1792. @(require_results) asdouble_double1x2 :: proc "c" (v: double1x2) -> double1x2 { return double1x2(v) }
  1793. @(require_results) asdouble_double1x3 :: proc "c" (v: double1x3) -> double1x3 { return double1x3(v) }
  1794. @(require_results) asdouble_double1x4 :: proc "c" (v: double1x4) -> double1x4 { return double1x4(v) }
  1795. @(require_results) asdouble_double2x1 :: proc "c" (v: double2x1) -> double2x1 { return double2x1(v) }
  1796. @(require_results) asdouble_double2x3 :: proc "c" (v: double2x3) -> double2x3 { return double2x3(v) }
  1797. @(require_results) asdouble_double2x4 :: proc "c" (v: double2x4) -> double2x4 { return double2x4(v) }
  1798. @(require_results) asdouble_double3x1 :: proc "c" (v: double3x1) -> double3x1 { return double3x1(v) }
  1799. @(require_results) asdouble_double3x2 :: proc "c" (v: double3x2) -> double3x2 { return double3x2(v) }
  1800. @(require_results) asdouble_double3x4 :: proc "c" (v: double3x4) -> double3x4 { return double3x4(v) }
  1801. @(require_results) asdouble_double4x1 :: proc "c" (v: double4x1) -> double4x1 { return double4x1(v) }
  1802. @(require_results) asdouble_double4x2 :: proc "c" (v: double4x2) -> double4x2 { return double4x2(v) }
  1803. @(require_results) asdouble_double4x3 :: proc "c" (v: double4x3) -> double4x3 { return double4x3(v) }
  1804. @(require_results) asdouble_double2 :: proc "c" (v: double2) -> double2 { return double2{double(v.x), double(v.y)} }
  1805. @(require_results) asdouble_double3 :: proc "c" (v: double3) -> double3 { return double3{double(v.x), double(v.y), double(v.z)} }
  1806. @(require_results) asdouble_double4 :: proc "c" (v: double4) -> double4 { return double4{double(v.x), double(v.y), double(v.z), double(v.w)} }
  1807. asint :: proc{
  1808. asint_float,
  1809. asint_double,
  1810. asint_int,
  1811. asint_uint,
  1812. asint_float1x1,
  1813. asint_float2x2,
  1814. asint_float3x3,
  1815. asint_float4x4,
  1816. asint_float1x2,
  1817. asint_float1x3,
  1818. asint_float1x4,
  1819. asint_float2x1,
  1820. asint_float2x3,
  1821. asint_float2x4,
  1822. asint_float3x1,
  1823. asint_float3x2,
  1824. asint_float3x4,
  1825. asint_float4x1,
  1826. asint_float4x2,
  1827. asint_float4x3,
  1828. asint_float2,
  1829. asint_float3,
  1830. asint_float4,
  1831. asint_int2,
  1832. asint_int3,
  1833. asint_int4,
  1834. asint_uint2,
  1835. asint_uint3,
  1836. asint_uint4,
  1837. asint_bool2,
  1838. asint_bool3,
  1839. asint_bool4,
  1840. asint_double1x1,
  1841. asint_double2x2,
  1842. asint_double3x3,
  1843. asint_double4x4,
  1844. asint_double1x2,
  1845. asint_double1x3,
  1846. asint_double1x4,
  1847. asint_double2x1,
  1848. asint_double2x3,
  1849. asint_double2x4,
  1850. asint_double3x1,
  1851. asint_double3x2,
  1852. asint_double3x4,
  1853. asint_double4x1,
  1854. asint_double4x2,
  1855. asint_double4x3,
  1856. asint_double2,
  1857. asint_double3,
  1858. asint_double4,
  1859. }
  1860. @(require_results) asint_float :: proc "c" (v: float) -> int { return int(v) }
  1861. @(require_results) asint_double :: proc "c" (v: double) -> int { return int(v) }
  1862. @(require_results) asint_int :: proc "c" (v: int) -> int { return int(v) }
  1863. @(require_results) asint_uint :: proc "c" (v: uint) -> int { return int(v) }
  1864. @(require_results) asint_float1x1 :: proc "c" (v: float1x1) -> int1x1 { return int1x1(v) }
  1865. @(require_results) asint_float2x2 :: proc "c" (v: float2x2) -> int2x2 { return int2x2(v) }
  1866. @(require_results) asint_float3x3 :: proc "c" (v: float3x3) -> int3x3 { return int3x3(v) }
  1867. @(require_results) asint_float4x4 :: proc "c" (v: float4x4) -> int4x4 { return int4x4(v) }
  1868. @(require_results) asint_float1x2 :: proc "c" (v: float1x2) -> int1x2 { return int1x2(v) }
  1869. @(require_results) asint_float1x3 :: proc "c" (v: float1x3) -> int1x3 { return int1x3(v) }
  1870. @(require_results) asint_float1x4 :: proc "c" (v: float1x4) -> int1x4 { return int1x4(v) }
  1871. @(require_results) asint_float2x1 :: proc "c" (v: float2x1) -> int2x1 { return int2x1(v) }
  1872. @(require_results) asint_float2x3 :: proc "c" (v: float2x3) -> int2x3 { return int2x3(v) }
  1873. @(require_results) asint_float2x4 :: proc "c" (v: float2x4) -> int2x4 { return int2x4(v) }
  1874. @(require_results) asint_float3x1 :: proc "c" (v: float3x1) -> int3x1 { return int3x1(v) }
  1875. @(require_results) asint_float3x2 :: proc "c" (v: float3x2) -> int3x2 { return int3x2(v) }
  1876. @(require_results) asint_float3x4 :: proc "c" (v: float3x4) -> int3x4 { return int3x4(v) }
  1877. @(require_results) asint_float4x1 :: proc "c" (v: float4x1) -> int4x1 { return int4x1(v) }
  1878. @(require_results) asint_float4x2 :: proc "c" (v: float4x2) -> int4x2 { return int4x2(v) }
  1879. @(require_results) asint_float4x3 :: proc "c" (v: float4x3) -> int4x3 { return int4x3(v) }
  1880. @(require_results) asint_float2 :: proc "c" (v: float2) -> int2 { return int2{int(v.x), int(v.y)} }
  1881. @(require_results) asint_float3 :: proc "c" (v: float3) -> int3 { return int3{int(v.x), int(v.y), int(v.z)} }
  1882. @(require_results) asint_float4 :: proc "c" (v: float4) -> int4 { return int4{int(v.x), int(v.y), int(v.z), int(v.w)} }
  1883. @(require_results) asint_int2 :: proc "c" (v: int2) -> int2 { return int2{int(v.x), int(v.y)} }
  1884. @(require_results) asint_int3 :: proc "c" (v: int3) -> int3 { return int3{int(v.x), int(v.y), int(v.z)} }
  1885. @(require_results) asint_int4 :: proc "c" (v: int4) -> int4 { return int4{int(v.x), int(v.y), int(v.z), int(v.w)} }
  1886. @(require_results) asint_uint2 :: proc "c" (v: uint2) -> int2 { return int2{int(v.x), int(v.y)} }
  1887. @(require_results) asint_uint3 :: proc "c" (v: uint3) -> int3 { return int3{int(v.x), int(v.y), int(v.z)} }
  1888. @(require_results) asint_uint4 :: proc "c" (v: uint4) -> int4 { return int4{int(v.x), int(v.y), int(v.z), int(v.w)} }
  1889. @(require_results) asint_bool2 :: proc "c" (v: bool2) -> int2 { return int2{int(int(v.x)), int(int(v.y))} }
  1890. @(require_results) asint_bool3 :: proc "c" (v: bool3) -> int3 { return int3{int(int(v.x)), int(int(v.y)), int(int(v.z))} }
  1891. @(require_results) asint_bool4 :: proc "c" (v: bool4) -> int4 { return int4{int(int(v.x)), int(int(v.y)), int(int(v.z)), int(int(v.w))} }
  1892. @(require_results) asint_double1x1 :: proc "c" (v: double1x1) -> int1x1 { return int1x1(v) }
  1893. @(require_results) asint_double2x2 :: proc "c" (v: double2x2) -> int2x2 { return int2x2(v) }
  1894. @(require_results) asint_double3x3 :: proc "c" (v: double3x3) -> int3x3 { return int3x3(v) }
  1895. @(require_results) asint_double4x4 :: proc "c" (v: double4x4) -> int4x4 { return int4x4(v) }
  1896. @(require_results) asint_double1x2 :: proc "c" (v: double1x2) -> int1x2 { return int1x2(v) }
  1897. @(require_results) asint_double1x3 :: proc "c" (v: double1x3) -> int1x3 { return int1x3(v) }
  1898. @(require_results) asint_double1x4 :: proc "c" (v: double1x4) -> int1x4 { return int1x4(v) }
  1899. @(require_results) asint_double2x1 :: proc "c" (v: double2x1) -> int2x1 { return int2x1(v) }
  1900. @(require_results) asint_double2x3 :: proc "c" (v: double2x3) -> int2x3 { return int2x3(v) }
  1901. @(require_results) asint_double2x4 :: proc "c" (v: double2x4) -> int2x4 { return int2x4(v) }
  1902. @(require_results) asint_double3x1 :: proc "c" (v: double3x1) -> int3x1 { return int3x1(v) }
  1903. @(require_results) asint_double3x2 :: proc "c" (v: double3x2) -> int3x2 { return int3x2(v) }
  1904. @(require_results) asint_double3x4 :: proc "c" (v: double3x4) -> int3x4 { return int3x4(v) }
  1905. @(require_results) asint_double4x1 :: proc "c" (v: double4x1) -> int4x1 { return int4x1(v) }
  1906. @(require_results) asint_double4x2 :: proc "c" (v: double4x2) -> int4x2 { return int4x2(v) }
  1907. @(require_results) asint_double4x3 :: proc "c" (v: double4x3) -> int4x3 { return int4x3(v) }
  1908. @(require_results) asint_double2 :: proc "c" (v: double2) -> int2 { return int2{int(v.x), int(v.y)} }
  1909. @(require_results) asint_double3 :: proc "c" (v: double3) -> int3 { return int3{int(v.x), int(v.y), int(v.z)} }
  1910. @(require_results) asint_double4 :: proc "c" (v: double4) -> int4 { return int4{int(v.x), int(v.y), int(v.z), int(v.w)} }
  1911. asuint :: proc{
  1912. asuint_float,
  1913. asuint_double,
  1914. asuint_int,
  1915. asuint_uint,
  1916. asuint_float2,
  1917. asuint_float3,
  1918. asuint_float4,
  1919. asuint_int2,
  1920. asuint_int3,
  1921. asuint_int4,
  1922. asuint_uint2,
  1923. asuint_uint3,
  1924. asuint_uint4,
  1925. asuint_bool2,
  1926. asuint_bool3,
  1927. asuint_bool4,
  1928. asuint_double2,
  1929. asuint_double3,
  1930. asuint_double4,
  1931. }
  1932. @(require_results) asuint_float :: proc "c" (v: float) -> uint { return uint(v) }
  1933. @(require_results) asuint_double :: proc "c" (v: double) -> uint { return uint(v) }
  1934. @(require_results) asuint_int :: proc "c" (v: int) -> uint { return uint(v) }
  1935. @(require_results) asuint_uint :: proc "c" (v: uint) -> uint { return uint(v) }
  1936. @(require_results) asuint_float2 :: proc "c" (v: float2) -> uint2 { return uint2{uint(v.x), uint(v.y)} }
  1937. @(require_results) asuint_float3 :: proc "c" (v: float3) -> uint3 { return uint3{uint(v.x), uint(v.y), uint(v.z)} }
  1938. @(require_results) asuint_float4 :: proc "c" (v: float4) -> uint4 { return uint4{uint(v.x), uint(v.y), uint(v.z), uint(v.w)} }
  1939. @(require_results) asuint_int2 :: proc "c" (v: int2) -> uint2 { return uint2{uint(v.x), uint(v.y)} }
  1940. @(require_results) asuint_int3 :: proc "c" (v: int3) -> uint3 { return uint3{uint(v.x), uint(v.y), uint(v.z)} }
  1941. @(require_results) asuint_int4 :: proc "c" (v: int4) -> uint4 { return uint4{uint(v.x), uint(v.y), uint(v.z), uint(v.w)} }
  1942. @(require_results) asuint_uint2 :: proc "c" (v: uint2) -> uint2 { return uint2{uint(v.x), uint(v.y)} }
  1943. @(require_results) asuint_uint3 :: proc "c" (v: uint3) -> uint3 { return uint3{uint(v.x), uint(v.y), uint(v.z)} }
  1944. @(require_results) asuint_uint4 :: proc "c" (v: uint4) -> uint4 { return uint4{uint(v.x), uint(v.y), uint(v.z), uint(v.w)} }
  1945. @(require_results) asuint_bool2 :: proc "c" (v: bool2) -> uint2 { return uint2{uint(uint(v.x)), uint(uint(v.y))} }
  1946. @(require_results) asuint_bool3 :: proc "c" (v: bool3) -> uint3 { return uint3{uint(uint(v.x)), uint(uint(v.y)), uint(uint(v.z))} }
  1947. @(require_results) asuint_bool4 :: proc "c" (v: bool4) -> uint4 { return uint4{uint(uint(v.x)), uint(uint(v.y)), uint(uint(v.z)), uint(uint(v.w))} }
  1948. @(require_results) asuint_double2 :: proc "c" (v: double2) -> uint2 { return uint2{uint(v.x), uint(v.y)} }
  1949. @(require_results) asuint_double3 :: proc "c" (v: double3) -> uint3 { return uint3{uint(v.x), uint(v.y), uint(v.z)} }
  1950. @(require_results) asuint_double4 :: proc "c" (v: double4) -> uint4 { return uint4{uint(v.x), uint(v.y), uint(v.z), uint(v.w)} }
  1951. // TODO(bill): All of the `mul` procedures