1 #include "rs_types.rsh" 2 3 // Conversions 4 #define CVT_FUNC_2(typeout, typein) \ 5 extern typeout##2 __attribute__((overloadable)) \ 6 convert_##typeout##2(typein##2 v) { \ 7 typeout##2 r = {(typeout)v.x, (typeout)v.y}; \ 8 return r; \ 9 } \ 10 extern typeout##3 __attribute__((overloadable)) \ 11 convert_##typeout##3(typein##3 v) { \ 12 typeout##3 r = {(typeout)v.x, (typeout)v.y, (typeout)v.z}; \ 13 return r; \ 14 } \ 15 extern typeout##4 __attribute__((overloadable)) \ 16 convert_##typeout##4(typein##4 v) { \ 17 typeout##4 r = {(typeout)v.x, (typeout)v.y, (typeout)v.z, \ 18 (typeout)v.w}; \ 19 return r; \ 20 } 21 22 #define CVT_FUNC(type) CVT_FUNC_2(type, uchar) \ 23 CVT_FUNC_2(type, char) \ 24 CVT_FUNC_2(type, ushort) \ 25 CVT_FUNC_2(type, short) \ 26 CVT_FUNC_2(type, uint) \ 27 CVT_FUNC_2(type, int) \ 28 CVT_FUNC_2(type, float) 29 30 CVT_FUNC(char) 31 CVT_FUNC(uchar) 32 CVT_FUNC(short) 33 CVT_FUNC(ushort) 34 CVT_FUNC(int) 35 CVT_FUNC(uint) 36 CVT_FUNC(float) 37 38 // Float ops, 6.11.2 39 40 #define FN_FUNC_FN(fnc) \ 41 extern float2 __attribute__((overloadable)) fnc(float2 v) { \ 42 float2 r; \ 43 r.x = fnc(v.x); \ 44 r.y = fnc(v.y); \ 45 return r; \ 46 } \ 47 extern float3 __attribute__((overloadable)) fnc(float3 v) { \ 48 float3 r; \ 49 r.x = fnc(v.x); \ 50 r.y = fnc(v.y); \ 51 r.z = fnc(v.z); \ 52 return r; \ 53 } \ 54 extern float4 __attribute__((overloadable)) fnc(float4 v) { \ 55 float4 r; \ 56 r.x = fnc(v.x); \ 57 r.y = fnc(v.y); \ 58 r.z = fnc(v.z); \ 59 r.w = fnc(v.w); \ 60 return r; \ 61 } 62 63 #define IN_FUNC_FN(fnc) \ 64 extern int2 __attribute__((overloadable)) fnc(float2 v) { \ 65 int2 r; \ 66 r.x = fnc(v.x); \ 67 r.y = fnc(v.y); \ 68 return r; \ 69 } \ 70 extern int3 __attribute__((overloadable)) fnc(float3 v) { \ 71 int3 r; \ 72 r.x = fnc(v.x); \ 73 r.y = fnc(v.y); \ 74 r.z = fnc(v.z); \ 75 return r; \ 76 } \ 77 extern int4 __attribute__((overloadable)) fnc(float4 v) { \ 78 int4 r; \ 79 r.x = fnc(v.x); \ 80 r.y = fnc(v.y); \ 81 r.z = fnc(v.z); \ 82 r.w = fnc(v.w); \ 83 return r; \ 84 } 85 86 #define FN_FUNC_FN_FN(fnc) \ 87 extern float2 __attribute__((overloadable)) fnc(float2 v1, float2 v2) { \ 88 float2 r; \ 89 r.x = fnc(v1.x, v2.x); \ 90 r.y = fnc(v1.y, v2.y); \ 91 return r; \ 92 } \ 93 extern float3 __attribute__((overloadable)) fnc(float3 v1, float3 v2) { \ 94 float3 r; \ 95 r.x = fnc(v1.x, v2.x); \ 96 r.y = fnc(v1.y, v2.y); \ 97 r.z = fnc(v1.z, v2.z); \ 98 return r; \ 99 } \ 100 extern float4 __attribute__((overloadable)) fnc(float4 v1, float4 v2) { \ 101 float4 r; \ 102 r.x = fnc(v1.x, v2.x); \ 103 r.y = fnc(v1.y, v2.y); \ 104 r.z = fnc(v1.z, v2.z); \ 105 r.w = fnc(v1.w, v2.w); \ 106 return r; \ 107 } 108 109 #define FN_FUNC_FN_F(fnc) \ 110 extern float2 __attribute__((overloadable)) fnc(float2 v1, float v2) { \ 111 float2 r; \ 112 r.x = fnc(v1.x, v2); \ 113 r.y = fnc(v1.y, v2); \ 114 return r; \ 115 } \ 116 extern float3 __attribute__((overloadable)) fnc(float3 v1, float v2) { \ 117 float3 r; \ 118 r.x = fnc(v1.x, v2); \ 119 r.y = fnc(v1.y, v2); \ 120 r.z = fnc(v1.z, v2); \ 121 return r; \ 122 } \ 123 extern float4 __attribute__((overloadable)) fnc(float4 v1, float v2) { \ 124 float4 r; \ 125 r.x = fnc(v1.x, v2); \ 126 r.y = fnc(v1.y, v2); \ 127 r.z = fnc(v1.z, v2); \ 128 r.w = fnc(v1.w, v2); \ 129 return r; \ 130 } 131 132 #define FN_FUNC_FN_IN(fnc) \ 133 extern float2 __attribute__((overloadable)) fnc(float2 v1, int2 v2) { \ 134 float2 r; \ 135 r.x = fnc(v1.x, v2.x); \ 136 r.y = fnc(v1.y, v2.y); \ 137 return r; \ 138 } \ 139 extern float3 __attribute__((overloadable)) fnc(float3 v1, int3 v2) { \ 140 float3 r; \ 141 r.x = fnc(v1.x, v2.x); \ 142 r.y = fnc(v1.y, v2.y); \ 143 r.z = fnc(v1.z, v2.z); \ 144 return r; \ 145 } \ 146 extern float4 __attribute__((overloadable)) fnc(float4 v1, int4 v2) { \ 147 float4 r; \ 148 r.x = fnc(v1.x, v2.x); \ 149 r.y = fnc(v1.y, v2.y); \ 150 r.z = fnc(v1.z, v2.z); \ 151 r.w = fnc(v1.w, v2.w); \ 152 return r; \ 153 } 154 155 #define FN_FUNC_FN_I(fnc) \ 156 extern float2 __attribute__((overloadable)) fnc(float2 v1, int v2) { \ 157 float2 r; \ 158 r.x = fnc(v1.x, v2); \ 159 r.y = fnc(v1.y, v2); \ 160 return r; \ 161 } \ 162 extern float3 __attribute__((overloadable)) fnc(float3 v1, int v2) { \ 163 float3 r; \ 164 r.x = fnc(v1.x, v2); \ 165 r.y = fnc(v1.y, v2); \ 166 r.z = fnc(v1.z, v2); \ 167 return r; \ 168 } \ 169 extern float4 __attribute__((overloadable)) fnc(float4 v1, int v2) { \ 170 float4 r; \ 171 r.x = fnc(v1.x, v2); \ 172 r.y = fnc(v1.y, v2); \ 173 r.z = fnc(v1.z, v2); \ 174 r.w = fnc(v1.w, v2); \ 175 return r; \ 176 } 177 178 #define FN_FUNC_FN_PFN(fnc) \ 179 extern float2 __attribute__((overloadable)) \ 180 fnc(float2 v1, float2 *v2) { \ 181 float2 r; \ 182 float t[2]; \ 183 r.x = fnc(v1.x, &t[0]); \ 184 r.y = fnc(v1.y, &t[1]); \ 185 v2->x = t[0]; \ 186 v2->y = t[1]; \ 187 return r; \ 188 } \ 189 extern float3 __attribute__((overloadable)) \ 190 fnc(float3 v1, float3 *v2) { \ 191 float3 r; \ 192 float t[3]; \ 193 r.x = fnc(v1.x, &t[0]); \ 194 r.y = fnc(v1.y, &t[1]); \ 195 r.z = fnc(v1.z, &t[2]); \ 196 v2->x = t[0]; \ 197 v2->y = t[1]; \ 198 v2->z = t[2]; \ 199 return r; \ 200 } \ 201 extern float4 __attribute__((overloadable)) \ 202 fnc(float4 v1, float4 *v2) { \ 203 float4 r; \ 204 float t[4]; \ 205 r.x = fnc(v1.x, &t[0]); \ 206 r.y = fnc(v1.y, &t[1]); \ 207 r.z = fnc(v1.z, &t[2]); \ 208 r.w = fnc(v1.w, &t[3]); \ 209 v2->x = t[0]; \ 210 v2->y = t[1]; \ 211 v2->z = t[2]; \ 212 v2->w = t[3]; \ 213 return r; \ 214 } 215 216 #define FN_FUNC_FN_PIN(fnc) \ 217 extern float2 __attribute__((overloadable)) fnc(float2 v1, int2 *v2) { \ 218 float2 r; \ 219 int t[2]; \ 220 r.x = fnc(v1.x, &t[0]); \ 221 r.y = fnc(v1.y, &t[1]); \ 222 v2->x = t[0]; \ 223 v2->y = t[1]; \ 224 return r; \ 225 } \ 226 extern float3 __attribute__((overloadable)) fnc(float3 v1, int3 *v2) { \ 227 float3 r; \ 228 int t[3]; \ 229 r.x = fnc(v1.x, &t[0]); \ 230 r.y = fnc(v1.y, &t[1]); \ 231 r.z = fnc(v1.z, &t[2]); \ 232 v2->x = t[0]; \ 233 v2->y = t[1]; \ 234 v2->z = t[2]; \ 235 return r; \ 236 } \ 237 extern float4 __attribute__((overloadable)) fnc(float4 v1, int4 *v2) { \ 238 float4 r; \ 239 int t[4]; \ 240 r.x = fnc(v1.x, &t[0]); \ 241 r.y = fnc(v1.y, &t[1]); \ 242 r.z = fnc(v1.z, &t[2]); \ 243 r.w = fnc(v1.w, &t[3]); \ 244 v2->x = t[0]; \ 245 v2->y = t[1]; \ 246 v2->z = t[2]; \ 247 v2->w = t[3]; \ 248 return r; \ 249 } 250 251 #define FN_FUNC_FN_FN_FN(fnc) \ 252 extern float2 __attribute__((overloadable)) \ 253 fnc(float2 v1, float2 v2, float2 v3) { \ 254 float2 r; \ 255 r.x = fnc(v1.x, v2.x, v3.x); \ 256 r.y = fnc(v1.y, v2.y, v3.y); \ 257 return r; \ 258 } \ 259 extern float3 __attribute__((overloadable)) \ 260 fnc(float3 v1, float3 v2, float3 v3) { \ 261 float3 r; \ 262 r.x = fnc(v1.x, v2.x, v3.x); \ 263 r.y = fnc(v1.y, v2.y, v3.y); \ 264 r.z = fnc(v1.z, v2.z, v3.z); \ 265 return r; \ 266 } \ 267 extern float4 __attribute__((overloadable)) \ 268 fnc(float4 v1, float4 v2, float4 v3) { \ 269 float4 r; \ 270 r.x = fnc(v1.x, v2.x, v3.x); \ 271 r.y = fnc(v1.y, v2.y, v3.y); \ 272 r.z = fnc(v1.z, v2.z, v3.z); \ 273 r.w = fnc(v1.w, v2.w, v3.w); \ 274 return r; \ 275 } 276 277 #define FN_FUNC_FN_FN_PIN(fnc) \ 278 extern float2 __attribute__((overloadable)) \ 279 fnc(float2 v1, float2 v2, int2 *v3) { \ 280 float2 r; \ 281 int t[2]; \ 282 r.x = fnc(v1.x, v2.x, &t[0]); \ 283 r.y = fnc(v1.y, v2.y, &t[1]); \ 284 v3->x = t[0]; \ 285 v3->y = t[1]; \ 286 return r; \ 287 } \ 288 extern float3 __attribute__((overloadable)) \ 289 fnc(float3 v1, float3 v2, int3 *v3) { \ 290 float3 r; \ 291 int t[3]; \ 292 r.x = fnc(v1.x, v2.x, &t[0]); \ 293 r.y = fnc(v1.y, v2.y, &t[1]); \ 294 r.z = fnc(v1.z, v2.z, &t[2]); \ 295 v3->x = t[0]; \ 296 v3->y = t[1]; \ 297 v3->z = t[2]; \ 298 return r; \ 299 } \ 300 extern float4 __attribute__((overloadable)) \ 301 fnc(float4 v1, float4 v2, int4 *v3) { \ 302 float4 r; \ 303 int t[4]; \ 304 r.x = fnc(v1.x, v2.x, &t[0]); \ 305 r.y = fnc(v1.y, v2.y, &t[1]); \ 306 r.z = fnc(v1.z, v2.z, &t[2]); \ 307 r.w = fnc(v1.w, v2.w, &t[3]); \ 308 v3->x = t[0]; \ 309 v3->y = t[1]; \ 310 v3->z = t[2]; \ 311 v3->w = t[3]; \ 312 return r; \ 313 } 314 315 extern float __attribute__((overloadable)) acos(float); 316 FN_FUNC_FN(acos) 317 318 extern float __attribute__((overloadable)) acosh(float); 319 FN_FUNC_FN(acosh) 320 321 322 extern float __attribute__((overloadable)) acospi(float v) { 323 return acos(v) / M_PI; 324 } 325 FN_FUNC_FN(acospi) 326 327 extern float __attribute__((overloadable)) asin(float); 328 FN_FUNC_FN(asin) 329 330 extern float __attribute__((overloadable)) asinh(float); 331 FN_FUNC_FN(asinh) 332 333 extern float __attribute__((overloadable)) asinpi(float v) { 334 return asin(v) / M_PI; 335 } 336 FN_FUNC_FN(asinpi) 337 338 extern float __attribute__((overloadable)) atan(float); 339 FN_FUNC_FN(atan) 340 341 extern float __attribute__((overloadable)) atan2(float, float); 342 FN_FUNC_FN_FN(atan2) 343 344 extern float __attribute__((overloadable)) atanh(float); 345 FN_FUNC_FN(atanh) 346 347 extern float __attribute__((overloadable)) atanpi(float v) { 348 return atan(v) / M_PI; 349 } 350 FN_FUNC_FN(atanpi) 351 352 353 extern float __attribute__((overloadable)) atan2pi(float y, float x) { 354 return atan2(y, x) / M_PI; 355 } 356 FN_FUNC_FN_FN(atan2pi) 357 358 extern float __attribute__((overloadable)) cbrt(float); 359 FN_FUNC_FN(cbrt) 360 361 extern float __attribute__((overloadable)) ceil(float); 362 FN_FUNC_FN(ceil) 363 364 extern float __attribute__((overloadable)) copysign(float, float); 365 FN_FUNC_FN_FN(copysign) 366 367 extern float __attribute__((overloadable)) cos(float); 368 FN_FUNC_FN(cos) 369 370 extern float __attribute__((overloadable)) cosh(float); 371 FN_FUNC_FN(cosh) 372 373 extern float __attribute__((overloadable)) cospi(float v) { 374 return cos(v * M_PI); 375 } 376 FN_FUNC_FN(cospi) 377 378 extern float __attribute__((overloadable)) erfc(float); 379 FN_FUNC_FN(erfc) 380 381 extern float __attribute__((overloadable)) erf(float); 382 FN_FUNC_FN(erf) 383 384 extern float __attribute__((overloadable)) exp(float); 385 FN_FUNC_FN(exp) 386 387 extern float __attribute__((overloadable)) exp2(float); 388 FN_FUNC_FN(exp2) 389 390 extern float __attribute__((overloadable)) pow(float, float); 391 392 extern float __attribute__((overloadable)) exp10(float v) { 393 return pow(10.f, v); 394 } 395 FN_FUNC_FN(exp10) 396 397 extern float __attribute__((overloadable)) expm1(float); 398 FN_FUNC_FN(expm1) 399 400 extern float __attribute__((overloadable)) fabs(float); 401 FN_FUNC_FN(fabs) 402 403 extern float __attribute__((overloadable)) fdim(float, float); 404 FN_FUNC_FN_FN(fdim) 405 406 extern float __attribute__((overloadable)) floor(float); 407 FN_FUNC_FN(floor) 408 409 extern float __attribute__((overloadable)) fma(float, float, float); 410 FN_FUNC_FN_FN_FN(fma) 411 412 extern float __attribute__((overloadable)) fmax(float, float); 413 FN_FUNC_FN_FN(fmax); 414 FN_FUNC_FN_F(fmax); 415 416 extern float __attribute__((overloadable)) fmin(float, float); 417 FN_FUNC_FN_FN(fmin); 418 FN_FUNC_FN_F(fmin); 419 420 extern float __attribute__((overloadable)) fmod(float, float); 421 FN_FUNC_FN_FN(fmod) 422 423 extern float __attribute__((overloadable)) fract(float v, float *iptr) { 424 int i = (int)floor(v); 425 iptr[0] = i; 426 return fmin(v - i, 0x1.fffffep-1f); 427 } 428 FN_FUNC_FN_PFN(fract) 429 430 extern float __attribute__((overloadable)) frexp(float, int *); 431 FN_FUNC_FN_PIN(frexp) 432 433 extern float __attribute__((overloadable)) hypot(float, float); 434 FN_FUNC_FN_FN(hypot) 435 436 extern int __attribute__((overloadable)) ilogb(float); 437 IN_FUNC_FN(ilogb) 438 439 extern float __attribute__((overloadable)) ldexp(float, int); 440 FN_FUNC_FN_IN(ldexp) 441 FN_FUNC_FN_I(ldexp) 442 443 extern float __attribute__((overloadable)) lgamma(float); 444 FN_FUNC_FN(lgamma) 445 extern float __attribute__((overloadable)) lgamma(float, int*); 446 FN_FUNC_FN_PIN(lgamma) 447 448 extern float __attribute__((overloadable)) log(float); 449 FN_FUNC_FN(log) 450 451 extern float __attribute__((overloadable)) log10(float); 452 FN_FUNC_FN(log10) 453 454 455 extern float __attribute__((overloadable)) log2(float v) { 456 return log10(v) / log10(2.f); 457 } 458 FN_FUNC_FN(log2) 459 460 extern float __attribute__((overloadable)) log1p(float); 461 FN_FUNC_FN(log1p) 462 463 extern float __attribute__((overloadable)) logb(float); 464 FN_FUNC_FN(logb) 465 466 extern float __attribute__((overloadable)) mad(float, float, float); 467 FN_FUNC_FN_FN_FN(mad) 468 469 extern float __attribute__((overloadable)) modf(float, float *); 470 FN_FUNC_FN_PFN(modf); 471 472 //extern float __attribute__((overloadable)) nan(uint); 473 474 extern float __attribute__((overloadable)) nextafter(float, float); 475 FN_FUNC_FN_FN(nextafter) 476 477 FN_FUNC_FN_FN(pow) 478 479 extern float __attribute__((overloadable)) pown(float v, int p) { 480 return pow(v, (float)p); 481 } 482 extern float2 __attribute__((overloadable)) pown(float2 v, int2 p) { 483 return pow(v, (float2)p); 484 } 485 extern float3 __attribute__((overloadable)) pown(float3 v, int3 p) { 486 return pow(v, (float3)p); 487 } 488 extern float4 __attribute__((overloadable)) pown(float4 v, int4 p) { 489 return pow(v, (float4)p); 490 } 491 492 extern float __attribute__((overloadable)) powr(float v, float p) { 493 return pow(v, p); 494 } 495 extern float2 __attribute__((overloadable)) powr(float2 v, float2 p) { 496 return pow(v, p); 497 } 498 extern float3 __attribute__((overloadable)) powr(float3 v, float3 p) { 499 return pow(v, p); 500 } 501 extern float4 __attribute__((overloadable)) powr(float4 v, float4 p) { 502 return pow(v, p); 503 } 504 505 extern float __attribute__((overloadable)) remainder(float, float); 506 FN_FUNC_FN_FN(remainder) 507 508 extern float __attribute__((overloadable)) remquo(float, float, int *); 509 FN_FUNC_FN_FN_PIN(remquo) 510 511 extern float __attribute__((overloadable)) rint(float); 512 FN_FUNC_FN(rint) 513 514 extern float __attribute__((overloadable)) rootn(float v, int r) { 515 return pow(v, 1.f / r); 516 } 517 extern float2 __attribute__((overloadable)) rootn(float2 v, int2 r) { 518 float2 t = {1.f / r.x, 1.f / r.y}; 519 return pow(v, t); 520 } 521 extern float3 __attribute__((overloadable)) rootn(float3 v, int3 r) { 522 float3 t = {1.f / r.x, 1.f / r.y, 1.f / r.z}; 523 return pow(v, t); 524 } 525 extern float4 __attribute__((overloadable)) rootn(float4 v, int4 r) { 526 float4 t = {1.f / r.x, 1.f / r.y, 1.f / r.z, 1.f / r.w}; 527 return pow(v, t); 528 } 529 530 extern float __attribute__((overloadable)) round(float); 531 FN_FUNC_FN(round) 532 533 534 extern float __attribute__((overloadable)) sqrt(float); 535 extern float __attribute__((overloadable)) rsqrt(float v) { 536 return 1.f / sqrt(v); 537 } 538 FN_FUNC_FN(rsqrt) 539 540 extern float __attribute__((overloadable)) sin(float); 541 FN_FUNC_FN(sin) 542 543 extern float __attribute__((overloadable)) sincos(float v, float *cosptr) { 544 *cosptr = cos(v); 545 return sin(v); 546 } 547 extern float2 __attribute__((overloadable)) sincos(float2 v, float2 *cosptr) { 548 *cosptr = cos(v); 549 return sin(v); 550 } 551 extern float3 __attribute__((overloadable)) sincos(float3 v, float3 *cosptr) { 552 *cosptr = cos(v); 553 return sin(v); 554 } 555 extern float4 __attribute__((overloadable)) sincos(float4 v, float4 *cosptr) { 556 *cosptr = cos(v); 557 return sin(v); 558 } 559 560 extern float __attribute__((overloadable)) sinh(float); 561 FN_FUNC_FN(sinh) 562 563 extern float __attribute__((overloadable)) sinpi(float v) { 564 return sin(v * M_PI); 565 } 566 FN_FUNC_FN(sinpi) 567 568 FN_FUNC_FN(sqrt) 569 570 extern float __attribute__((overloadable)) tan(float); 571 FN_FUNC_FN(tan) 572 573 extern float __attribute__((overloadable)) tanh(float); 574 FN_FUNC_FN(tanh) 575 576 extern float __attribute__((overloadable)) tanpi(float v) { 577 return tan(v * M_PI); 578 } 579 FN_FUNC_FN(tanpi) 580 581 582 extern float __attribute__((overloadable)) tgamma(float); 583 FN_FUNC_FN(tgamma) 584 585 extern float __attribute__((overloadable)) trunc(float); 586 FN_FUNC_FN(trunc) 587 588 // Int ops (partial), 6.11.3 589 590 #define XN_FUNC_YN(typeout, fnc, typein) \ 591 extern typeout __attribute__((overloadable)) fnc(typein); \ 592 extern typeout##2 __attribute__((overloadable)) fnc(typein##2 v) { \ 593 typeout##2 r; \ 594 r.x = fnc(v.x); \ 595 r.y = fnc(v.y); \ 596 return r; \ 597 } \ 598 extern typeout##3 __attribute__((overloadable)) fnc(typein##3 v) { \ 599 typeout##3 r; \ 600 r.x = fnc(v.x); \ 601 r.y = fnc(v.y); \ 602 r.z = fnc(v.z); \ 603 return r; \ 604 } \ 605 extern typeout##4 __attribute__((overloadable)) fnc(typein##4 v) { \ 606 typeout##4 r; \ 607 r.x = fnc(v.x); \ 608 r.y = fnc(v.y); \ 609 r.z = fnc(v.z); \ 610 r.w = fnc(v.w); \ 611 return r; \ 612 } 613 614 615 #define UIN_FUNC_IN(fnc) \ 616 XN_FUNC_YN(uchar, fnc, char) \ 617 XN_FUNC_YN(ushort, fnc, short) \ 618 XN_FUNC_YN(uint, fnc, int) 619 620 #define IN_FUNC_IN(fnc) \ 621 XN_FUNC_YN(uchar, fnc, uchar) \ 622 XN_FUNC_YN(char, fnc, char) \ 623 XN_FUNC_YN(ushort, fnc, ushort) \ 624 XN_FUNC_YN(short, fnc, short) \ 625 XN_FUNC_YN(uint, fnc, uint) \ 626 XN_FUNC_YN(int, fnc, int) 627 628 629 #define XN_FUNC_XN_XN_BODY(type, fnc, body) \ 630 extern type __attribute__((overloadable)) \ 631 fnc(type v1, type v2) { \ 632 return body; \ 633 } \ 634 extern type##2 __attribute__((overloadable)) \ 635 fnc(type##2 v1, type##2 v2) { \ 636 type##2 r; \ 637 r.x = fnc(v1.x, v2.x); \ 638 r.y = fnc(v1.y, v2.y); \ 639 return r; \ 640 } \ 641 extern type##3 __attribute__((overloadable)) \ 642 fnc(type##3 v1, type##3 v2) { \ 643 type##3 r; \ 644 r.x = fnc(v1.x, v2.x); \ 645 r.y = fnc(v1.y, v2.y); \ 646 r.z = fnc(v1.z, v2.z); \ 647 return r; \ 648 } \ 649 extern type##4 __attribute__((overloadable)) \ 650 fnc(type##4 v1, type##4 v2) { \ 651 type##4 r; \ 652 r.x = fnc(v1.x, v2.x); \ 653 r.y = fnc(v1.y, v2.y); \ 654 r.z = fnc(v1.z, v2.z); \ 655 r.w = fnc(v1.w, v2.w); \ 656 return r; \ 657 } 658 659 #define IN_FUNC_IN_IN_BODY(fnc, body) \ 660 XN_FUNC_XN_XN_BODY(uchar, fnc, body) \ 661 XN_FUNC_XN_XN_BODY(char, fnc, body) \ 662 XN_FUNC_XN_XN_BODY(ushort, fnc, body) \ 663 XN_FUNC_XN_XN_BODY(short, fnc, body) \ 664 XN_FUNC_XN_XN_BODY(uint, fnc, body) \ 665 XN_FUNC_XN_XN_BODY(int, fnc, body) \ 666 XN_FUNC_XN_XN_BODY(float, fnc, body) 667 668 UIN_FUNC_IN(abs) 669 IN_FUNC_IN(clz) 670 671 IN_FUNC_IN_IN_BODY(min, (v1 < v2 ? v1 : v2)) 672 FN_FUNC_FN_F(min) 673 674 IN_FUNC_IN_IN_BODY(max, (v1 > v2 ? v1 : v2)) 675 FN_FUNC_FN_F(max) 676 677 678 // 6.11.4 679 680 extern float __attribute__((overloadable)) clamp(float amount, float low, float high) { 681 return amount < low ? low : (amount > high ? high : amount); 682 } 683 extern float2 __attribute__((overloadable)) clamp(float2 amount, float2 low, float2 high) { 684 float2 r; 685 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); 686 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); 687 return r; 688 } 689 extern float3 __attribute__((overloadable)) clamp(float3 amount, float3 low, float3 high) { 690 float3 r; 691 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); 692 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); 693 r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); 694 return r; 695 } 696 extern float4 __attribute__((overloadable)) clamp(float4 amount, float4 low, float4 high) { 697 float4 r; 698 r.x = amount.x < low.x ? low.x : (amount.x > high.x ? high.x : amount.x); 699 r.y = amount.y < low.y ? low.y : (amount.y > high.y ? high.y : amount.y); 700 r.z = amount.z < low.z ? low.z : (amount.z > high.z ? high.z : amount.z); 701 r.w = amount.w < low.w ? low.w : (amount.w > high.w ? high.w : amount.w); 702 return r; 703 } 704 extern float2 __attribute__((overloadable)) clamp(float2 amount, float low, float high) { 705 float2 r; 706 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 707 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 708 return r; 709 } 710 extern float3 __attribute__((overloadable)) clamp(float3 amount, float low, float high) { 711 float3 r; 712 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 713 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 714 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 715 return r; 716 } 717 extern float4 __attribute__((overloadable)) clamp(float4 amount, float low, float high) { 718 float4 r; 719 r.x = amount.x < low ? low : (amount.x > high ? high : amount.x); 720 r.y = amount.y < low ? low : (amount.y > high ? high : amount.y); 721 r.z = amount.z < low ? low : (amount.z > high ? high : amount.z); 722 r.w = amount.w < low ? low : (amount.w > high ? high : amount.w); 723 return r; 724 } 725 726 extern float __attribute__((overloadable)) degrees(float radians) { 727 return radians * (180.f / M_PI); 728 } 729 FN_FUNC_FN(degrees) 730 731 extern float __attribute__((overloadable)) mix(float start, float stop, float amount) { 732 return start + (stop - start) * amount; 733 } 734 extern float2 __attribute__((overloadable)) mix(float2 start, float2 stop, float2 amount) { 735 return start + (stop - start) * amount; 736 } 737 extern float3 __attribute__((overloadable)) mix(float3 start, float3 stop, float3 amount) { 738 return start + (stop - start) * amount; 739 } 740 extern float4 __attribute__((overloadable)) mix(float4 start, float4 stop, float4 amount) { 741 return start + (stop - start) * amount; 742 } 743 extern float2 __attribute__((overloadable)) mix(float2 start, float2 stop, float amount) { 744 return start + (stop - start) * amount; 745 } 746 extern float3 __attribute__((overloadable)) mix(float3 start, float3 stop, float amount) { 747 return start + (stop - start) * amount; 748 } 749 extern float4 __attribute__((overloadable)) mix(float4 start, float4 stop, float amount) { 750 return start + (stop - start) * amount; 751 } 752 753 extern float __attribute__((overloadable)) radians(float degrees) { 754 return degrees * (M_PI / 180.f); 755 } 756 FN_FUNC_FN(radians) 757 758 extern float __attribute__((overloadable)) step(float edge, float v) { 759 return (v < edge) ? 0.f : 1.f; 760 } 761 extern float2 __attribute__((overloadable)) step(float2 edge, float2 v) { 762 float2 r; 763 r.x = (v.x < edge.x) ? 0.f : 1.f; 764 r.y = (v.y < edge.y) ? 0.f : 1.f; 765 return r; 766 } 767 extern float3 __attribute__((overloadable)) step(float3 edge, float3 v) { 768 float3 r; 769 r.x = (v.x < edge.x) ? 0.f : 1.f; 770 r.y = (v.y < edge.y) ? 0.f : 1.f; 771 r.z = (v.z < edge.z) ? 0.f : 1.f; 772 return r; 773 } 774 extern float4 __attribute__((overloadable)) step(float4 edge, float4 v) { 775 float4 r; 776 r.x = (v.x < edge.x) ? 0.f : 1.f; 777 r.y = (v.y < edge.y) ? 0.f : 1.f; 778 r.z = (v.z < edge.z) ? 0.f : 1.f; 779 r.w = (v.w < edge.w) ? 0.f : 1.f; 780 return r; 781 } 782 extern float2 __attribute__((overloadable)) step(float2 edge, float v) { 783 float2 r; 784 r.x = (v < edge.x) ? 0.f : 1.f; 785 r.y = (v < edge.y) ? 0.f : 1.f; 786 return r; 787 } 788 extern float3 __attribute__((overloadable)) step(float3 edge, float v) { 789 float3 r; 790 r.x = (v < edge.x) ? 0.f : 1.f; 791 r.y = (v < edge.y) ? 0.f : 1.f; 792 r.z = (v < edge.z) ? 0.f : 1.f; 793 return r; 794 } 795 extern float4 __attribute__((overloadable)) step(float4 edge, float v) { 796 float4 r; 797 r.x = (v < edge.x) ? 0.f : 1.f; 798 r.y = (v < edge.y) ? 0.f : 1.f; 799 r.z = (v < edge.z) ? 0.f : 1.f; 800 r.w = (v < edge.w) ? 0.f : 1.f; 801 return r; 802 } 803 804 extern float __attribute__((overloadable)) smoothstep(float, float, float); 805 extern float2 __attribute__((overloadable)) smoothstep(float2, float2, float2); 806 extern float3 __attribute__((overloadable)) smoothstep(float3, float3, float3); 807 extern float4 __attribute__((overloadable)) smoothstep(float4, float4, float4); 808 extern float2 __attribute__((overloadable)) smoothstep(float, float, float2); 809 extern float3 __attribute__((overloadable)) smoothstep(float, float, float3); 810 extern float4 __attribute__((overloadable)) smoothstep(float, float, float4); 811 812 extern float __attribute__((overloadable)) sign(float v) { 813 if (v > 0) return 1.f; 814 if (v < 0) return -1.f; 815 return v; 816 } 817 FN_FUNC_FN(sign) 818 819 820 // 6.11.5 821 extern float3 __attribute__((overloadable)) cross(float3 lhs, float3 rhs) { 822 float3 r; 823 r.x = lhs.y * rhs.z - lhs.z * rhs.y; 824 r.y = lhs.z * rhs.x - lhs.x * rhs.z; 825 r.z = lhs.x * rhs.y - lhs.y * rhs.x; 826 return r; 827 } 828 829 extern float4 __attribute__((overloadable)) cross(float4 lhs, float4 rhs) { 830 float4 r; 831 r.x = lhs.y * rhs.z - lhs.z * rhs.y; 832 r.y = lhs.z * rhs.x - lhs.x * rhs.z; 833 r.z = lhs.x * rhs.y - lhs.y * rhs.x; 834 r.w = 0.f; 835 return r; 836 } 837 838 extern float __attribute__((overloadable)) dot(float lhs, float rhs) { 839 return lhs * rhs; 840 } 841 extern float __attribute__((overloadable)) dot(float2 lhs, float2 rhs) { 842 return lhs.x*rhs.x + lhs.y*rhs.y; 843 } 844 extern float __attribute__((overloadable)) dot(float3 lhs, float3 rhs) { 845 return lhs.x*rhs.x + lhs.y*rhs.y + lhs.z*rhs.z; 846 } 847 extern float __attribute__((overloadable)) dot(float4 lhs, float4 rhs) { 848 return lhs.x*rhs.x + lhs.y*rhs.y + lhs.z*rhs.z + lhs.w*rhs.w; 849 } 850 851 extern float __attribute__((overloadable)) length(float v) { 852 return v; 853 } 854 extern float __attribute__((overloadable)) length(float2 v) { 855 return sqrt(v.x*v.x + v.y*v.y); 856 } 857 extern float __attribute__((overloadable)) length(float3 v) { 858 return sqrt(v.x*v.x + v.y*v.y + v.z*v.z); 859 } 860 extern float __attribute__((overloadable)) length(float4 v) { 861 return sqrt(v.x*v.x + v.y*v.y + v.z*v.z + v.w*v.w); 862 } 863 864 extern float __attribute__((overloadable)) distance(float lhs, float rhs) { 865 return length(lhs - rhs); 866 } 867 extern float __attribute__((overloadable)) distance(float2 lhs, float2 rhs) { 868 return length(lhs - rhs); 869 } 870 extern float __attribute__((overloadable)) distance(float3 lhs, float3 rhs) { 871 return length(lhs - rhs); 872 } 873 extern float __attribute__((overloadable)) distance(float4 lhs, float4 rhs) { 874 return length(lhs - rhs); 875 } 876 877 extern float __attribute__((overloadable)) normalize(float v) { 878 return 1.f; 879 } 880 extern float2 __attribute__((overloadable)) normalize(float2 v) { 881 return v / length(v); 882 } 883 extern float3 __attribute__((overloadable)) normalize(float3 v) { 884 return v / length(v); 885 } 886 extern float4 __attribute__((overloadable)) normalize(float4 v) { 887 return v / length(v); 888 } 889 890 #undef CVT_FUNC 891 #undef CVT_FUNC_2 892 #undef FN_FUNC_FN 893 #undef IN_FUNC_FN 894 #undef FN_FUNC_FN_FN 895 #undef FN_FUNC_FN_F 896 #undef FN_FUNC_FN_IN 897 #undef FN_FUNC_FN_I 898 #undef FN_FUNC_FN_PFN 899 #undef FN_FUNC_FN_PIN 900 #undef FN_FUNC_FN_FN_FN 901 #undef FN_FUNC_FN_FN_PIN 902 #undef XN_FUNC_YN 903 #undef UIN_FUNC_IN 904 #undef IN_FUNC_IN 905 #undef XN_FUNC_XN_XN_BODY 906 #undef IN_FUNC_IN_IN_BODY 907
