1 /*------------------------------------------------------------------------- 2 * drawElements Quality Program OpenGL ES 3.0 Module 3 * ------------------------------------------------- 4 * 5 * Copyright 2014 The Android Open Source Project 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 * 19 *//*! 20 * \file 21 * \brief ASTC decompression tests 22 * 23 * \todo Parts of the block-generation code are same as in decompression 24 * code in tcuCompressedTexture.cpp ; could put them to some shared 25 * ASTC utility file. 26 * 27 * \todo Tests for void extents with nontrivial extent coordinates. 28 * 29 * \todo Better checking of the error color. Currently legitimate error 30 * pixels are just ignored in image comparison; however, spec says 31 * that error color is either magenta or all-NaNs. Can NaNs cause 32 * troubles, or can we assume that NaNs are well-supported in shader 33 * if the implementation chooses NaNs as error color? 34 *//*--------------------------------------------------------------------*/ 35 36 #include "es3fASTCDecompressionCases.hpp" 37 #include "gluTexture.hpp" 38 #include "gluPixelTransfer.hpp" 39 #include "gluStrUtil.hpp" 40 #include "gluTextureUtil.hpp" 41 #include "glsTextureTestUtil.hpp" 42 #include "tcuCompressedTexture.hpp" 43 #include "tcuTestLog.hpp" 44 #include "tcuTextureUtil.hpp" 45 #include "tcuSurface.hpp" 46 #include "tcuVectorUtil.hpp" 47 #include "tcuImageCompare.hpp" 48 #include "deStringUtil.hpp" 49 #include "deRandom.hpp" 50 #include "deFloat16.h" 51 #include "deString.h" 52 #include "deMemory.h" 53 54 #include "glwFunctions.hpp" 55 #include "glwEnums.hpp" 56 57 #include <vector> 58 #include <string> 59 #include <algorithm> 60 61 using tcu::TestLog; 62 using tcu::CompressedTexture; 63 using tcu::IVec2; 64 using tcu::IVec3; 65 using tcu::IVec4; 66 using tcu::Vec2; 67 using tcu::Vec4; 68 using tcu::Sampler; 69 using tcu::Surface; 70 using std::vector; 71 using std::string; 72 73 namespace deqp 74 { 75 76 using gls::TextureTestUtil::TextureRenderer; 77 using gls::TextureTestUtil::RandomViewport; 78 using gls::TextureTestUtil::ReferenceParams; 79 80 namespace gles3 81 { 82 namespace Functional 83 { 84 85 namespace ASTCDecompressionCaseInternal 86 { 87 88 static const int ASTC_BLOCK_SIZE_BYTES = 128/8; 89 90 static inline int divRoundUp (int a, int b) 91 { 92 return a/b + ((a%b) ? 1 : 0); 93 } 94 95 namespace ASTCBlockGeneratorInternal 96 { 97 98 static inline deUint32 reverseBits (deUint32 src, int numBits) 99 { 100 DE_ASSERT(de::inRange(numBits, 0, 32)); 101 deUint32 result = 0; 102 for (int i = 0; i < numBits; i++) 103 result |= ((src >> i) & 1) << (numBits-1-i); 104 return result; 105 } 106 107 static inline deUint32 getBit (deUint32 src, int ndx) 108 { 109 DE_ASSERT(de::inBounds(ndx, 0, 32)); 110 return (src >> ndx) & 1; 111 } 112 113 static inline deUint32 getBits (deUint32 src, int low, int high) 114 { 115 const int numBits = (high-low) + 1; 116 if (numBits == 0) 117 return 0; 118 DE_ASSERT(de::inRange(numBits, 1, 32)); 119 return (src >> low) & ((1u<<numBits)-1); 120 } 121 122 #if defined(DE_DEBUG) 123 static inline bool isFloat16InfOrNan (deFloat16 v) 124 { 125 return getBits(v, 10, 14) == 31; 126 } 127 #endif 128 129 template <typename T, typename Y> 130 struct isSameType { enum { V = 0 }; }; 131 template <typename T> 132 struct isSameType<T, T> { enum { V = 1 }; }; 133 134 // Helper class for setting bits in a 128-bit block. 135 class AssignBlock128 136 { 137 private: 138 typedef deUint64 Word; 139 140 enum 141 { 142 WORD_BYTES = sizeof(Word), 143 WORD_BITS = 8*WORD_BYTES, 144 NUM_WORDS = 128 / WORD_BITS 145 }; 146 147 DE_STATIC_ASSERT(128 % WORD_BITS == 0); 148 149 public: 150 AssignBlock128 (void) 151 { 152 for (int wordNdx = 0; wordNdx < NUM_WORDS; wordNdx++) 153 m_words[wordNdx] = 0; 154 } 155 156 void setBit (int ndx, deUint32 val) 157 { 158 DE_ASSERT(de::inBounds(ndx, 0, 128)); 159 DE_ASSERT((val & 1) == val); 160 const int wordNdx = ndx / WORD_BITS; 161 const int bitNdx = ndx % WORD_BITS; 162 m_words[wordNdx] = (m_words[wordNdx] & ~((Word)1 << bitNdx)) | ((Word)val << bitNdx); 163 } 164 165 void setBits (int low, int high, deUint32 bits) 166 { 167 DE_ASSERT(de::inBounds(low, 0, 128)); 168 DE_ASSERT(de::inBounds(high, 0, 128)); 169 DE_ASSERT(de::inRange(high-low+1, 0, 32)); 170 DE_ASSERT((bits & (((Word)1 << (high-low+1)) - 1)) == bits); 171 172 if (high-low+1 == 0) 173 return; 174 175 const int word0Ndx = low / WORD_BITS; 176 const int word1Ndx = high / WORD_BITS; 177 const int lowNdxInW0 = low % WORD_BITS; 178 179 if (word0Ndx == word1Ndx) 180 m_words[word0Ndx] = (m_words[word0Ndx] & ~((((Word)1 << (high-low+1)) - 1) << lowNdxInW0)) | ((Word)bits << lowNdxInW0); 181 else 182 { 183 DE_ASSERT(word1Ndx == word0Ndx + 1); 184 185 const int highNdxInW1 = high % WORD_BITS; 186 const int numBitsToSetInW0 = WORD_BITS - lowNdxInW0; 187 const Word bitsLowMask = ((Word)1 << numBitsToSetInW0) - 1; 188 189 m_words[word0Ndx] = (m_words[word0Ndx] & (((Word)1 << lowNdxInW0) - 1)) | (((Word)bits & bitsLowMask) << lowNdxInW0); 190 m_words[word1Ndx] = (m_words[word1Ndx] & ~(((Word)1 << (highNdxInW1+1)) - 1)) | (((Word)bits & ~bitsLowMask) >> numBitsToSetInW0); 191 } 192 } 193 194 void assignToMemory (deUint8* dst) const 195 { 196 for (int wordNdx = 0; wordNdx < NUM_WORDS; wordNdx++) 197 { 198 for (int byteNdx = 0; byteNdx < WORD_BYTES; byteNdx++) 199 dst[wordNdx*WORD_BYTES + byteNdx] = (deUint8)((m_words[wordNdx] >> (8*byteNdx)) & 0xff); 200 } 201 } 202 203 void pushBytesToVector (vector<deUint8>& dst) const 204 { 205 const int assignStartIndex = (int)dst.size(); 206 dst.resize(dst.size() + ASTC_BLOCK_SIZE_BYTES); 207 assignToMemory(&dst[assignStartIndex]); 208 } 209 210 private: 211 Word m_words[NUM_WORDS]; 212 }; 213 214 // A helper for sequential access into a AssignBlock128. 215 class BitAssignAccessStream 216 { 217 public: 218 BitAssignAccessStream (AssignBlock128& dst, int startNdxInSrc, int length, bool forward) 219 : m_dst (dst) 220 , m_startNdxInSrc (startNdxInSrc) 221 , m_length (length) 222 , m_forward (forward) 223 , m_ndx (0) 224 { 225 } 226 227 // Set the next num bits. Bits at positions greater than or equal to m_length are not touched. 228 void setNext (int num, deUint32 bits) 229 { 230 DE_ASSERT((bits & (((deUint64)1 << num) - 1)) == bits); 231 232 if (num == 0 || m_ndx >= m_length) 233 return; 234 235 const int end = m_ndx + num; 236 const int numBitsToDst = de::max(0, de::min(m_length, end) - m_ndx); 237 const int low = m_ndx; 238 const int high = m_ndx + numBitsToDst - 1; 239 const deUint32 actualBits = getBits(bits, 0, numBitsToDst-1); 240 241 m_ndx += num; 242 243 return m_forward ? m_dst.setBits(m_startNdxInSrc + low, m_startNdxInSrc + high, actualBits) 244 : m_dst.setBits(m_startNdxInSrc - high, m_startNdxInSrc - low, reverseBits(actualBits, numBitsToDst)); 245 } 246 247 private: 248 AssignBlock128& m_dst; 249 const int m_startNdxInSrc; 250 const int m_length; 251 const bool m_forward; 252 253 int m_ndx; 254 }; 255 256 struct VoidExtentParams 257 { 258 DE_STATIC_ASSERT((isSameType<deFloat16, deUint16>::V)); 259 bool isHDR; 260 deUint16 r; 261 deUint16 g; 262 deUint16 b; 263 deUint16 a; 264 // \note Currently extent coordinates are all set to all-ones. 265 266 VoidExtentParams (bool isHDR_, deUint16 r_, deUint16 g_, deUint16 b_, deUint16 a_) : isHDR(isHDR_), r(r_), g(g_), b(b_), a(a_) {} 267 }; 268 269 static AssignBlock128 generateVoidExtentBlock (const VoidExtentParams& params) 270 { 271 AssignBlock128 block; 272 273 block.setBits(0, 8, 0x1fc); // \note Marks void-extent block. 274 block.setBit(9, params.isHDR); 275 block.setBits(10, 11, 3); // \note Spec shows that these bits are both set, although they serve no purpose. 276 277 // Extent coordinates - currently all-ones. 278 block.setBits(12, 24, 0x1fff); 279 block.setBits(25, 37, 0x1fff); 280 block.setBits(38, 50, 0x1fff); 281 block.setBits(51, 63, 0x1fff); 282 283 DE_ASSERT(!params.isHDR || (!isFloat16InfOrNan(params.r) && 284 !isFloat16InfOrNan(params.g) && 285 !isFloat16InfOrNan(params.b) && 286 !isFloat16InfOrNan(params.a))); 287 288 block.setBits(64, 79, params.r); 289 block.setBits(80, 95, params.g); 290 block.setBits(96, 111, params.b); 291 block.setBits(112, 127, params.a); 292 293 return block; 294 } 295 296 enum ISEMode 297 { 298 ISEMODE_TRIT = 0, 299 ISEMODE_QUINT, 300 ISEMODE_PLAIN_BIT, 301 302 ISEMODE_LAST 303 }; 304 305 struct ISEParams 306 { 307 ISEMode mode; 308 int numBits; 309 310 ISEParams (ISEMode mode_, int numBits_) : mode(mode_), numBits(numBits_) {} 311 }; 312 313 // An input array of ISE inputs for an entire ASTC block. Can be given as either single values in the 314 // range [0, maximumValueOfISERange] or as explicit block value specifications. The latter is needed 315 // so we can test all possible values of T and Q in a block, since multiple T or Q values may map 316 // to the same set of decoded values. 317 struct ISEInput 318 { 319 struct Block 320 { 321 deUint32 tOrQValue; //!< The 8-bit T or 7-bit Q in a trit or quint ISE block. 322 deUint32 bitValues[5]; 323 }; 324 325 bool isGivenInBlockForm; 326 union 327 { 328 //!< \note 64 comes from the maximum number of weight values in an ASTC block. 329 deUint32 plain[64]; 330 Block block[64]; 331 } value; 332 333 ISEInput (void) 334 : isGivenInBlockForm (false) 335 { 336 } 337 }; 338 339 static inline int computeNumRequiredBits (const ISEParams& iseParams, int numValues) 340 { 341 switch (iseParams.mode) 342 { 343 case ISEMODE_TRIT: return divRoundUp(numValues*8, 5) + numValues*iseParams.numBits; 344 case ISEMODE_QUINT: return divRoundUp(numValues*7, 3) + numValues*iseParams.numBits; 345 case ISEMODE_PLAIN_BIT: return numValues*iseParams.numBits; 346 default: 347 DE_ASSERT(false); 348 return -1; 349 } 350 } 351 352 static inline deUint32 computeISERangeMax (const ISEParams& iseParams) 353 { 354 switch (iseParams.mode) 355 { 356 case ISEMODE_TRIT: return (1u << iseParams.numBits) * 3 - 1; 357 case ISEMODE_QUINT: return (1u << iseParams.numBits) * 5 - 1; 358 case ISEMODE_PLAIN_BIT: return (1u << iseParams.numBits) - 1; 359 default: 360 DE_ASSERT(false); 361 return -1; 362 } 363 } 364 365 struct NormalBlockParams 366 { 367 int weightGridWidth; 368 int weightGridHeight; 369 ISEParams weightISEParams; 370 bool isDualPlane; 371 deUint32 ccs; //! \note Irrelevant if !isDualPlane. 372 int numPartitions; 373 deUint32 colorEndpointModes[4]; 374 // \note Below members are irrelevant if numPartitions == 1. 375 bool isMultiPartSingleCemMode; //! \note If true, the single CEM is at colorEndpointModes[0]. 376 deUint32 partitionSeed; 377 378 NormalBlockParams (void) 379 : weightGridWidth (-1) 380 , weightGridHeight (-1) 381 , weightISEParams (ISEMODE_LAST, -1) 382 , isDualPlane (true) 383 , ccs ((deUint32)-1) 384 , numPartitions (-1) 385 , isMultiPartSingleCemMode (false) 386 , partitionSeed ((deUint32)-1) 387 { 388 colorEndpointModes[0] = 0; 389 colorEndpointModes[1] = 0; 390 colorEndpointModes[2] = 0; 391 colorEndpointModes[3] = 0; 392 } 393 }; 394 395 struct NormalBlockISEInputs 396 { 397 ISEInput weight; 398 ISEInput endpoint; 399 400 NormalBlockISEInputs (void) 401 : weight () 402 , endpoint () 403 { 404 } 405 }; 406 407 static inline int computeNumWeights (const NormalBlockParams& params) 408 { 409 return params.weightGridWidth * params.weightGridHeight * (params.isDualPlane ? 2 : 1); 410 } 411 412 static inline int computeNumBitsForColorEndpoints (const NormalBlockParams& params) 413 { 414 const int numWeightBits = computeNumRequiredBits(params.weightISEParams, computeNumWeights(params)); 415 const int numConfigDataBits = (params.numPartitions == 1 ? 17 : params.isMultiPartSingleCemMode ? 29 : 25 + 3*params.numPartitions) + 416 (params.isDualPlane ? 2 : 0); 417 418 return 128 - numWeightBits - numConfigDataBits; 419 } 420 421 static inline int computeNumColorEndpointValues (deUint32 endpointMode) 422 { 423 DE_ASSERT(endpointMode < 16); 424 return (endpointMode/4 + 1) * 2; 425 } 426 427 static inline int computeNumColorEndpointValues (const deUint32* endpointModes, int numPartitions, bool isMultiPartSingleCemMode) 428 { 429 if (isMultiPartSingleCemMode) 430 return numPartitions * computeNumColorEndpointValues(endpointModes[0]); 431 else 432 { 433 int result = 0; 434 for (int i = 0; i < numPartitions; i++) 435 result += computeNumColorEndpointValues(endpointModes[i]); 436 return result; 437 } 438 } 439 440 static inline bool isValidBlockParams (const NormalBlockParams& params, int blockWidth, int blockHeight) 441 { 442 const int numWeights = computeNumWeights(params); 443 const int numWeightBits = computeNumRequiredBits(params.weightISEParams, numWeights); 444 const int numColorEndpointValues = computeNumColorEndpointValues(¶ms.colorEndpointModes[0], params.numPartitions, params.isMultiPartSingleCemMode); 445 const int numBitsForColorEndpoints = computeNumBitsForColorEndpoints(params); 446 447 return numWeights <= 64 && 448 de::inRange(numWeightBits, 24, 96) && 449 params.weightGridWidth <= blockWidth && 450 params.weightGridHeight <= blockHeight && 451 !(params.numPartitions == 4 && params.isDualPlane) && 452 numColorEndpointValues <= 18 && 453 numBitsForColorEndpoints >= divRoundUp(13*numColorEndpointValues, 5); 454 } 455 456 // Write bits 0 to 10 of an ASTC block. 457 static void writeBlockMode (AssignBlock128& dst, const NormalBlockParams& blockParams) 458 { 459 const deUint32 d = blockParams.isDualPlane != 0; 460 // r and h initialized in switch below. 461 deUint32 r; 462 deUint32 h; 463 // a, b and blockModeLayoutNdx initialized in block mode layout index detecting loop below. 464 deUint32 a = (deUint32)-1; 465 deUint32 b = (deUint32)-1; 466 int blockModeLayoutNdx; 467 468 // Find the values of r and h (ISE range). 469 switch (computeISERangeMax(blockParams.weightISEParams)) 470 { 471 case 1: r = 2; h = 0; break; 472 case 2: r = 3; h = 0; break; 473 case 3: r = 4; h = 0; break; 474 case 4: r = 5; h = 0; break; 475 case 5: r = 6; h = 0; break; 476 case 7: r = 7; h = 0; break; 477 478 case 9: r = 2; h = 1; break; 479 case 11: r = 3; h = 1; break; 480 case 15: r = 4; h = 1; break; 481 case 19: r = 5; h = 1; break; 482 case 23: r = 6; h = 1; break; 483 case 31: r = 7; h = 1; break; 484 485 default: 486 DE_ASSERT(false); 487 r = (deUint32)-1; 488 h = (deUint32)-1; 489 } 490 491 // Find block mode layout index, i.e. appropriate row in the "2d block mode layout" table in ASTC spec. 492 493 { 494 enum BlockModeLayoutABVariable { Z=0, A=1, B=2 }; 495 496 static const struct BlockModeLayout 497 { 498 int aNumBits; 499 int bNumBits; 500 BlockModeLayoutABVariable gridWidthVariableTerm; 501 int gridWidthConstantTerm; 502 BlockModeLayoutABVariable gridHeightVariableTerm; 503 int gridHeightConstantTerm; 504 } blockModeLayouts[] = 505 { 506 { 2, 2, B, 4, A, 2}, 507 { 2, 2, B, 8, A, 2}, 508 { 2, 2, A, 2, B, 8}, 509 { 2, 1, A, 2, B, 6}, 510 { 2, 1, B, 2, A, 2}, 511 { 2, 0, Z, 12, A, 2}, 512 { 2, 0, A, 2, Z, 12}, 513 { 0, 0, Z, 6, Z, 10}, 514 { 0, 0, Z, 10, Z, 6}, 515 { 2, 2, A, 6, B, 6} 516 }; 517 518 for (blockModeLayoutNdx = 0; blockModeLayoutNdx < DE_LENGTH_OF_ARRAY(blockModeLayouts); blockModeLayoutNdx++) 519 { 520 const BlockModeLayout& layout = blockModeLayouts[blockModeLayoutNdx]; 521 const int aMax = (1 << layout.aNumBits) - 1; 522 const int bMax = (1 << layout.bNumBits) - 1; 523 const int variableOffsetsMax[3] = { 0, aMax, bMax }; 524 const int widthMin = layout.gridWidthConstantTerm; 525 const int heightMin = layout.gridHeightConstantTerm; 526 const int widthMax = widthMin + variableOffsetsMax[layout.gridWidthVariableTerm]; 527 const int heightMax = heightMin + variableOffsetsMax[layout.gridHeightVariableTerm]; 528 529 DE_ASSERT(layout.gridWidthVariableTerm != layout.gridHeightVariableTerm || layout.gridWidthVariableTerm == Z); 530 531 if (de::inRange(blockParams.weightGridWidth, widthMin, widthMax) && 532 de::inRange(blockParams.weightGridHeight, heightMin, heightMax)) 533 { 534 deUint32 dummy = 0; 535 deUint32& widthVariable = layout.gridWidthVariableTerm == A ? a : layout.gridWidthVariableTerm == B ? b : dummy; 536 deUint32& heightVariable = layout.gridHeightVariableTerm == A ? a : layout.gridHeightVariableTerm == B ? b : dummy; 537 538 widthVariable = blockParams.weightGridWidth - layout.gridWidthConstantTerm; 539 heightVariable = blockParams.weightGridHeight - layout.gridHeightConstantTerm; 540 541 break; 542 } 543 } 544 } 545 546 // Set block mode bits. 547 548 const deUint32 a0 = getBit(a, 0); 549 const deUint32 a1 = getBit(a, 1); 550 const deUint32 b0 = getBit(b, 0); 551 const deUint32 b1 = getBit(b, 1); 552 const deUint32 r0 = getBit(r, 0); 553 const deUint32 r1 = getBit(r, 1); 554 const deUint32 r2 = getBit(r, 2); 555 556 #define SB(NDX, VAL) dst.setBit((NDX), (VAL)) 557 #define ASSIGN_BITS(B10, B9, B8, B7, B6, B5, B4, B3, B2, B1, B0) do { SB(10,(B10)); SB(9,(B9)); SB(8,(B8)); SB(7,(B7)); SB(6,(B6)); SB(5,(B5)); SB(4,(B4)); SB(3,(B3)); SB(2,(B2)); SB(1,(B1)); SB(0,(B0)); } while (false) 558 559 switch (blockModeLayoutNdx) 560 { 561 case 0: ASSIGN_BITS(d, h, b1, b0, a1, a0, r0, 0, 0, r2, r1); break; 562 case 1: ASSIGN_BITS(d, h, b1, b0, a1, a0, r0, 0, 1, r2, r1); break; 563 case 2: ASSIGN_BITS(d, h, b1, b0, a1, a0, r0, 1, 0, r2, r1); break; 564 case 3: ASSIGN_BITS(d, h, 0, b, a1, a0, r0, 1, 1, r2, r1); break; 565 case 4: ASSIGN_BITS(d, h, 1, b, a1, a0, r0, 1, 1, r2, r1); break; 566 case 5: ASSIGN_BITS(d, h, 0, 0, a1, a0, r0, r2, r1, 0, 0); break; 567 case 6: ASSIGN_BITS(d, h, 0, 1, a1, a0, r0, r2, r1, 0, 0); break; 568 case 7: ASSIGN_BITS(d, h, 1, 1, 0, 0, r0, r2, r1, 0, 0); break; 569 case 8: ASSIGN_BITS(d, h, 1, 1, 0, 1, r0, r2, r1, 0, 0); break; 570 case 9: ASSIGN_BITS(b1, b0, 1, 0, a1, a0, r0, r2, r1, 0, 0); DE_ASSERT(d == 0 && h == 0); break; 571 default: 572 DE_ASSERT(false); 573 } 574 575 #undef ASSIGN_BITS 576 #undef SB 577 } 578 579 // Write color endpoint mode data of an ASTC block. 580 static void writeColorEndpointModes (AssignBlock128& dst, const deUint32* colorEndpointModes, bool isMultiPartSingleCemMode, int numPartitions, int extraCemBitsStart) 581 { 582 if (numPartitions == 1) 583 dst.setBits(13, 16, colorEndpointModes[0]); 584 else 585 { 586 if (isMultiPartSingleCemMode) 587 { 588 dst.setBits(23, 24, 0); 589 dst.setBits(25, 28, colorEndpointModes[0]); 590 } 591 else 592 { 593 DE_ASSERT(numPartitions > 0); 594 const deUint32 minCem = *std::min_element(&colorEndpointModes[0], &colorEndpointModes[numPartitions]); 595 const deUint32 maxCem = *std::max_element(&colorEndpointModes[0], &colorEndpointModes[numPartitions]); 596 const deUint32 minCemClass = minCem/4; 597 const deUint32 maxCemClass = maxCem/4; 598 DE_ASSERT(maxCemClass - minCemClass <= 1); 599 DE_UNREF(minCemClass); // \note For non-debug builds. 600 const deUint32 highLevelSelector = de::max(1u, maxCemClass); 601 602 dst.setBits(23, 24, highLevelSelector); 603 604 for (int partNdx = 0; partNdx < numPartitions; partNdx++) 605 { 606 const deUint32 c = colorEndpointModes[partNdx] / 4 == highLevelSelector ? 1 : 0; 607 const deUint32 m = colorEndpointModes[partNdx] % 4; 608 const deUint32 lowMBit0Ndx = numPartitions + 2*partNdx; 609 const deUint32 lowMBit1Ndx = numPartitions + 2*partNdx + 1; 610 dst.setBit(25 + partNdx, c); 611 dst.setBit(lowMBit0Ndx < 4 ? 25+lowMBit0Ndx : extraCemBitsStart+lowMBit0Ndx-4, getBit(m, 0)); 612 dst.setBit(lowMBit1Ndx < 4 ? 25+lowMBit1Ndx : extraCemBitsStart+lowMBit1Ndx-4, getBit(m, 1)); 613 } 614 } 615 } 616 } 617 618 static ISEParams computeMaximumRangeISEParams (int numAvailableBits, int numValuesInSequence) 619 { 620 int curBitsForTritMode = 6; 621 int curBitsForQuintMode = 5; 622 int curBitsForPlainBitMode = 8; 623 624 while (true) 625 { 626 DE_ASSERT(curBitsForTritMode > 0 || curBitsForQuintMode > 0 || curBitsForPlainBitMode > 0); 627 628 const int tritRange = curBitsForTritMode > 0 ? (3 << curBitsForTritMode) - 1 : -1; 629 const int quintRange = curBitsForQuintMode > 0 ? (5 << curBitsForQuintMode) - 1 : -1; 630 const int plainBitRange = curBitsForPlainBitMode > 0 ? (1 << curBitsForPlainBitMode) - 1 : -1; 631 const int maxRange = de::max(de::max(tritRange, quintRange), plainBitRange); 632 633 if (maxRange == tritRange) 634 { 635 const ISEParams params(ISEMODE_TRIT, curBitsForTritMode); 636 if (computeNumRequiredBits(params, numValuesInSequence) <= numAvailableBits) 637 return ISEParams(ISEMODE_TRIT, curBitsForTritMode); 638 curBitsForTritMode--; 639 } 640 else if (maxRange == quintRange) 641 { 642 const ISEParams params(ISEMODE_QUINT, curBitsForQuintMode); 643 if (computeNumRequiredBits(params, numValuesInSequence) <= numAvailableBits) 644 return ISEParams(ISEMODE_QUINT, curBitsForQuintMode); 645 curBitsForQuintMode--; 646 } 647 else 648 { 649 const ISEParams params(ISEMODE_PLAIN_BIT, curBitsForPlainBitMode); 650 DE_ASSERT(maxRange == plainBitRange); 651 if (computeNumRequiredBits(params, numValuesInSequence) <= numAvailableBits) 652 return ISEParams(ISEMODE_PLAIN_BIT, curBitsForPlainBitMode); 653 curBitsForPlainBitMode--; 654 } 655 } 656 } 657 658 static void encodeISETritBlock (BitAssignAccessStream& dst, int numBits, bool fromExplicitInputBlock, const ISEInput::Block& blockInput, const deUint32* nonBlockInput, int numValues) 659 { 660 // tritBlockTValue[t0][t1][t2][t3][t4] is a value of T (not necessarily the only one) that will yield the given trits when decoded. 661 static const deUint32 tritBlockTValue[3][3][3][3][3] = 662 { 663 { 664 {{{0, 128, 96}, {32, 160, 224}, {64, 192, 28}}, {{16, 144, 112}, {48, 176, 240}, {80, 208, 156}}, {{3, 131, 99}, {35, 163, 227}, {67, 195, 31}}}, 665 {{{4, 132, 100}, {36, 164, 228}, {68, 196, 60}}, {{20, 148, 116}, {52, 180, 244}, {84, 212, 188}}, {{19, 147, 115}, {51, 179, 243}, {83, 211, 159}}}, 666 {{{8, 136, 104}, {40, 168, 232}, {72, 200, 92}}, {{24, 152, 120}, {56, 184, 248}, {88, 216, 220}}, {{12, 140, 108}, {44, 172, 236}, {76, 204, 124}}} 667 }, 668 { 669 {{{1, 129, 97}, {33, 161, 225}, {65, 193, 29}}, {{17, 145, 113}, {49, 177, 241}, {81, 209, 157}}, {{7, 135, 103}, {39, 167, 231}, {71, 199, 63}}}, 670 {{{5, 133, 101}, {37, 165, 229}, {69, 197, 61}}, {{21, 149, 117}, {53, 181, 245}, {85, 213, 189}}, {{23, 151, 119}, {55, 183, 247}, {87, 215, 191}}}, 671 {{{9, 137, 105}, {41, 169, 233}, {73, 201, 93}}, {{25, 153, 121}, {57, 185, 249}, {89, 217, 221}}, {{13, 141, 109}, {45, 173, 237}, {77, 205, 125}}} 672 }, 673 { 674 {{{2, 130, 98}, {34, 162, 226}, {66, 194, 30}}, {{18, 146, 114}, {50, 178, 242}, {82, 210, 158}}, {{11, 139, 107}, {43, 171, 235}, {75, 203, 95}}}, 675 {{{6, 134, 102}, {38, 166, 230}, {70, 198, 62}}, {{22, 150, 118}, {54, 182, 246}, {86, 214, 190}}, {{27, 155, 123}, {59, 187, 251}, {91, 219, 223}}}, 676 {{{10, 138, 106}, {42, 170, 234}, {74, 202, 94}}, {{26, 154, 122}, {58, 186, 250}, {90, 218, 222}}, {{14, 142, 110}, {46, 174, 238}, {78, 206, 126}}} 677 } 678 }; 679 680 DE_ASSERT(de::inRange(numValues, 1, 5)); 681 682 deUint32 tritParts[5]; 683 deUint32 bitParts[5]; 684 685 for (int i = 0; i < 5; i++) 686 { 687 if (i < numValues) 688 { 689 if (fromExplicitInputBlock) 690 { 691 bitParts[i] = blockInput.bitValues[i]; 692 tritParts[i] = -1; // \note Won't be used, but silences warning. 693 } 694 else 695 { 696 bitParts[i] = getBits(nonBlockInput[i], 0, numBits-1); 697 tritParts[i] = nonBlockInput[i] >> numBits; 698 } 699 } 700 else 701 { 702 bitParts[i] = 0; 703 tritParts[i] = 0; 704 } 705 } 706 707 const deUint32 T = fromExplicitInputBlock ? blockInput.tOrQValue : tritBlockTValue[tritParts[0]] 708 [tritParts[1]] 709 [tritParts[2]] 710 [tritParts[3]] 711 [tritParts[4]]; 712 713 dst.setNext(numBits, bitParts[0]); 714 dst.setNext(2, getBits(T, 0, 1)); 715 dst.setNext(numBits, bitParts[1]); 716 dst.setNext(2, getBits(T, 2, 3)); 717 dst.setNext(numBits, bitParts[2]); 718 dst.setNext(1, getBit(T, 4)); 719 dst.setNext(numBits, bitParts[3]); 720 dst.setNext(2, getBits(T, 5, 6)); 721 dst.setNext(numBits, bitParts[4]); 722 dst.setNext(1, getBit(T, 7)); 723 } 724 725 static void encodeISEQuintBlock (BitAssignAccessStream& dst, int numBits, bool fromExplicitInputBlock, const ISEInput::Block& blockInput, const deUint32* nonBlockInput, int numValues) 726 { 727 // quintBlockQValue[q0][q1][q2] is a value of Q (not necessarily the only one) that will yield the given quints when decoded. 728 static const deUint32 quintBlockQValue[5][5][5] = 729 { 730 {{0, 32, 64, 96, 102}, {8, 40, 72, 104, 110}, {16, 48, 80, 112, 118}, {24, 56, 88, 120, 126}, {5, 37, 69, 101, 39}}, 731 {{1, 33, 65, 97, 103}, {9, 41, 73, 105, 111}, {17, 49, 81, 113, 119}, {25, 57, 89, 121, 127}, {13, 45, 77, 109, 47}}, 732 {{2, 34, 66, 98, 70}, {10, 42, 74, 106, 78}, {18, 50, 82, 114, 86}, {26, 58, 90, 122, 94}, {21, 53, 85, 117, 55}}, 733 {{3, 35, 67, 99, 71}, {11, 43, 75, 107, 79}, {19, 51, 83, 115, 87}, {27, 59, 91, 123, 95}, {29, 61, 93, 125, 63}}, 734 {{4, 36, 68, 100, 38}, {12, 44, 76, 108, 46}, {20, 52, 84, 116, 54}, {28, 60, 92, 124, 62}, {6, 14, 22, 30, 7}} 735 }; 736 737 DE_ASSERT(de::inRange(numValues, 1, 3)); 738 739 deUint32 quintParts[3]; 740 deUint32 bitParts[3]; 741 742 for (int i = 0; i < 3; i++) 743 { 744 if (i < numValues) 745 { 746 if (fromExplicitInputBlock) 747 { 748 bitParts[i] = blockInput.bitValues[i]; 749 quintParts[i] = -1; // \note Won't be used, but silences warning. 750 } 751 else 752 { 753 bitParts[i] = getBits(nonBlockInput[i], 0, numBits-1); 754 quintParts[i] = nonBlockInput[i] >> numBits; 755 } 756 } 757 else 758 { 759 bitParts[i] = 0; 760 quintParts[i] = 0; 761 } 762 } 763 764 const deUint32 Q = fromExplicitInputBlock ? blockInput.tOrQValue : quintBlockQValue[quintParts[0]] 765 [quintParts[1]] 766 [quintParts[2]]; 767 768 dst.setNext(numBits, bitParts[0]); 769 dst.setNext(3, getBits(Q, 0, 2)); 770 dst.setNext(numBits, bitParts[1]); 771 dst.setNext(2, getBits(Q, 3, 4)); 772 dst.setNext(numBits, bitParts[2]); 773 dst.setNext(2, getBits(Q, 5, 6)); 774 } 775 776 static void encodeISEBitBlock (BitAssignAccessStream& dst, int numBits, deUint32 value) 777 { 778 DE_ASSERT(de::inRange(value, 0u, (1u<<numBits)-1)); 779 dst.setNext(numBits, value); 780 } 781 782 static void encodeISE (BitAssignAccessStream& dst, const ISEParams& params, const ISEInput& input, int numValues) 783 { 784 if (params.mode == ISEMODE_TRIT) 785 { 786 const int numBlocks = divRoundUp(numValues, 5); 787 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 788 { 789 const int numValuesInBlock = blockNdx == numBlocks-1 ? numValues - 5*(numBlocks-1) : 5; 790 encodeISETritBlock(dst, params.numBits, input.isGivenInBlockForm, 791 input.isGivenInBlockForm ? input.value.block[blockNdx] : ISEInput::Block(), 792 input.isGivenInBlockForm ? DE_NULL : &input.value.plain[5*blockNdx], 793 numValuesInBlock); 794 } 795 } 796 else if (params.mode == ISEMODE_QUINT) 797 { 798 const int numBlocks = divRoundUp(numValues, 3); 799 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 800 { 801 const int numValuesInBlock = blockNdx == numBlocks-1 ? numValues - 3*(numBlocks-1) : 3; 802 encodeISEQuintBlock(dst, params.numBits, input.isGivenInBlockForm, 803 input.isGivenInBlockForm ? input.value.block[blockNdx] : ISEInput::Block(), 804 input.isGivenInBlockForm ? DE_NULL : &input.value.plain[3*blockNdx], 805 numValuesInBlock); 806 } 807 } 808 else 809 { 810 DE_ASSERT(params.mode == ISEMODE_PLAIN_BIT); 811 for (int i = 0; i < numValues; i++) 812 encodeISEBitBlock(dst, params.numBits, input.isGivenInBlockForm ? input.value.block[i].bitValues[0] : input.value.plain[i]); 813 } 814 } 815 816 static void writeWeightData (AssignBlock128& dst, const ISEParams& iseParams, const ISEInput& input, int numWeights) 817 { 818 const int numWeightBits = computeNumRequiredBits(iseParams, numWeights); 819 BitAssignAccessStream access (dst, 127, numWeightBits, false); 820 encodeISE(access, iseParams, input, numWeights); 821 } 822 823 static void writeColorEndpointData (AssignBlock128& dst, const ISEParams& iseParams, const ISEInput& input, int numEndpoints, int numBitsForColorEndpoints, int colorEndpointDataStartNdx) 824 { 825 BitAssignAccessStream access(dst, colorEndpointDataStartNdx, numBitsForColorEndpoints, true); 826 encodeISE(access, iseParams, input, numEndpoints); 827 } 828 829 static AssignBlock128 generateNormalBlock (const NormalBlockParams& blockParams, int blockWidth, int blockHeight, const NormalBlockISEInputs& iseInputs) 830 { 831 DE_ASSERT(isValidBlockParams(blockParams, blockWidth, blockHeight)); 832 DE_UNREF(blockWidth); // \note For non-debug builds. 833 DE_UNREF(blockHeight); // \note For non-debug builds. 834 835 AssignBlock128 block; 836 const int numWeights = computeNumWeights(blockParams); 837 const int numWeightBits = computeNumRequiredBits(blockParams.weightISEParams, numWeights); 838 839 writeBlockMode(block, blockParams); 840 841 block.setBits(11, 12, blockParams.numPartitions - 1); 842 if (blockParams.numPartitions > 1) 843 block.setBits(13, 22, blockParams.partitionSeed); 844 845 { 846 const int extraCemBitsStart = 127 - numWeightBits - (blockParams.numPartitions == 1 || blockParams.isMultiPartSingleCemMode ? -1 847 : blockParams.numPartitions == 4 ? 7 848 : blockParams.numPartitions == 3 ? 4 849 : blockParams.numPartitions == 2 ? 1 850 : 0); 851 852 writeColorEndpointModes(block, &blockParams.colorEndpointModes[0], blockParams.isMultiPartSingleCemMode, blockParams.numPartitions, extraCemBitsStart); 853 854 if (blockParams.isDualPlane) 855 block.setBits(extraCemBitsStart-2, extraCemBitsStart-1, blockParams.ccs); 856 } 857 858 writeWeightData(block, blockParams.weightISEParams, iseInputs.weight, numWeights); 859 860 { 861 const int numColorEndpointValues = computeNumColorEndpointValues(&blockParams.colorEndpointModes[0], blockParams.numPartitions, blockParams.isMultiPartSingleCemMode); 862 const int numBitsForColorEndpoints = computeNumBitsForColorEndpoints(blockParams); 863 const int colorEndpointDataStartNdx = blockParams.numPartitions == 1 ? 17 : 29; 864 const ISEParams& colorEndpointISEParams = computeMaximumRangeISEParams(numBitsForColorEndpoints, numColorEndpointValues); 865 866 writeColorEndpointData(block, colorEndpointISEParams, iseInputs.endpoint, numColorEndpointValues, numBitsForColorEndpoints, colorEndpointDataStartNdx); 867 } 868 869 return block; 870 } 871 872 // Generate default ISE inputs for weight and endpoint data - gradient-ish values. 873 static NormalBlockISEInputs generateDefaultISEInputs (const NormalBlockParams& blockParams) 874 { 875 NormalBlockISEInputs result; 876 877 { 878 result.weight.isGivenInBlockForm = false; 879 880 const int numWeights = computeNumWeights(blockParams); 881 const int weightRangeMax = computeISERangeMax(blockParams.weightISEParams); 882 883 if (blockParams.isDualPlane) 884 { 885 for (int i = 0; i < numWeights; i += 2) 886 result.weight.value.plain[i] = (i*weightRangeMax + (numWeights-1)/2) / (numWeights-1); 887 888 for (int i = 1; i < numWeights; i += 2) 889 result.weight.value.plain[i] = weightRangeMax - (i*weightRangeMax + (numWeights-1)/2) / (numWeights-1); 890 } 891 else 892 { 893 for (int i = 0; i < numWeights; i++) 894 result.weight.value.plain[i] = (i*weightRangeMax + (numWeights-1)/2) / (numWeights-1); 895 } 896 } 897 898 { 899 result.endpoint.isGivenInBlockForm = false; 900 901 const int numColorEndpointValues = computeNumColorEndpointValues(&blockParams.colorEndpointModes[0], blockParams.numPartitions, blockParams.isMultiPartSingleCemMode); 902 const int numBitsForColorEndpoints = computeNumBitsForColorEndpoints(blockParams); 903 const ISEParams& colorEndpointISEParams = computeMaximumRangeISEParams(numBitsForColorEndpoints, numColorEndpointValues); 904 const int colorEndpointRangeMax = computeISERangeMax(colorEndpointISEParams); 905 906 for (int i = 0; i < numColorEndpointValues; i++) 907 result.endpoint.value.plain[i] = (i*colorEndpointRangeMax + (numColorEndpointValues-1)/2) / (numColorEndpointValues-1); 908 } 909 910 return result; 911 } 912 913 } // ASTCBlockGeneratorInternal 914 915 static Vec4 getBlockTestTypeColorScale (ASTCBlockTestType testType) 916 { 917 switch (testType) 918 { 919 case ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR: return Vec4(0.5f/65504.0f); 920 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15: return Vec4(1.0f/65504.0f, 1.0f/65504.0f, 1.0f/65504.0f, 1.0f); 921 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15: return Vec4(1.0f/65504.0f); 922 default: return Vec4(1.0f); 923 } 924 } 925 926 static Vec4 getBlockTestTypeColorBias (ASTCBlockTestType testType) 927 { 928 switch (testType) 929 { 930 case ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR: return Vec4(0.5f); 931 default: return Vec4(0.0f); 932 } 933 } 934 935 // Generate block data for a given ASTCBlockTestType and format. 936 static void generateBlockCaseTestData (vector<deUint8>& dst, CompressedTexture::Format format, ASTCBlockTestType testType) 937 { 938 using namespace ASTCBlockGeneratorInternal; 939 940 static const ISEParams weightISEParamsCandidates[] = 941 { 942 ISEParams(ISEMODE_PLAIN_BIT, 1), 943 ISEParams(ISEMODE_TRIT, 0), 944 ISEParams(ISEMODE_PLAIN_BIT, 2), 945 ISEParams(ISEMODE_QUINT, 0), 946 ISEParams(ISEMODE_TRIT, 1), 947 ISEParams(ISEMODE_PLAIN_BIT, 3), 948 ISEParams(ISEMODE_QUINT, 1), 949 ISEParams(ISEMODE_TRIT, 2), 950 ISEParams(ISEMODE_PLAIN_BIT, 4), 951 ISEParams(ISEMODE_QUINT, 2), 952 ISEParams(ISEMODE_TRIT, 3), 953 ISEParams(ISEMODE_PLAIN_BIT, 5) 954 }; 955 956 DE_ASSERT(tcu::isASTCFormat(format)); 957 DE_ASSERT(!(tcu::isASTCSRGBFormat(format) && isBlockTestTypeHDROnly(testType))); 958 959 const IVec3 blockSize = getASTCBlockSize(format); 960 DE_ASSERT(blockSize.z() == 1); 961 962 switch (testType) 963 { 964 case ASTCBLOCKTESTTYPE_VOID_EXTENT_LDR: 965 // Generate a gradient-like set of LDR void-extent blocks. 966 { 967 const int numBlocks = 1<<13; 968 const deUint32 numValues = 1<<16; 969 dst.reserve(numBlocks*ASTC_BLOCK_SIZE_BYTES); 970 971 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 972 { 973 const deUint32 baseValue = blockNdx*(numValues-1) / (numBlocks-1); 974 const deUint16 r = (deUint16)((baseValue + numValues*0/4) % numValues); 975 const deUint16 g = (deUint16)((baseValue + numValues*1/4) % numValues); 976 const deUint16 b = (deUint16)((baseValue + numValues*2/4) % numValues); 977 const deUint16 a = (deUint16)((baseValue + numValues*3/4) % numValues); 978 AssignBlock128 block; 979 980 generateVoidExtentBlock(VoidExtentParams(false, r, g, b, a)).pushBytesToVector(dst); 981 } 982 983 break; 984 } 985 986 case ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR: 987 // Generate a gradient-like set of HDR void-extent blocks, with values ranging from the largest finite negative to largest finite positive of fp16. 988 { 989 const float minValue = -65504.0f; 990 const float maxValue = +65504.0f; 991 const int numBlocks = 1<<13; 992 dst.reserve(numBlocks*ASTC_BLOCK_SIZE_BYTES); 993 994 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 995 { 996 const int rNdx = (blockNdx + numBlocks*0/4) % numBlocks; 997 const int gNdx = (blockNdx + numBlocks*1/4) % numBlocks; 998 const int bNdx = (blockNdx + numBlocks*2/4) % numBlocks; 999 const int aNdx = (blockNdx + numBlocks*3/4) % numBlocks; 1000 const deFloat16 r = deFloat32To16(minValue + (float)rNdx * (maxValue - minValue) / (float)(numBlocks-1)); 1001 const deFloat16 g = deFloat32To16(minValue + (float)gNdx * (maxValue - minValue) / (float)(numBlocks-1)); 1002 const deFloat16 b = deFloat32To16(minValue + (float)bNdx * (maxValue - minValue) / (float)(numBlocks-1)); 1003 const deFloat16 a = deFloat32To16(minValue + (float)aNdx * (maxValue - minValue) / (float)(numBlocks-1)); 1004 1005 generateVoidExtentBlock(VoidExtentParams(true, r, g, b, a)).pushBytesToVector(dst); 1006 } 1007 1008 break; 1009 } 1010 1011 case ASTCBLOCKTESTTYPE_WEIGHT_GRID: 1012 // Generate different combinations of plane count, weight ISE params, and grid size. 1013 { 1014 for (int isDualPlane = 0; isDualPlane <= 1; isDualPlane++) 1015 for (int iseParamsNdx = 0; iseParamsNdx < DE_LENGTH_OF_ARRAY(weightISEParamsCandidates); iseParamsNdx++) 1016 for (int weightGridWidth = 2; weightGridWidth <= 12; weightGridWidth++) 1017 for (int weightGridHeight = 2; weightGridHeight <= 12; weightGridHeight++) 1018 { 1019 NormalBlockParams blockParams; 1020 NormalBlockISEInputs iseInputs; 1021 1022 blockParams.weightGridWidth = weightGridWidth; 1023 blockParams.weightGridHeight = weightGridHeight; 1024 blockParams.isDualPlane = isDualPlane != 0; 1025 blockParams.weightISEParams = weightISEParamsCandidates[iseParamsNdx]; 1026 blockParams.ccs = 0; 1027 blockParams.numPartitions = 1; 1028 blockParams.colorEndpointModes[0] = 0; 1029 1030 if (isValidBlockParams(blockParams, blockSize.x(), blockSize.y())) 1031 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), generateDefaultISEInputs(blockParams)).pushBytesToVector(dst); 1032 } 1033 1034 break; 1035 } 1036 1037 case ASTCBLOCKTESTTYPE_WEIGHT_ISE: 1038 // For each weight ISE param set, generate blocks that cover: 1039 // - each single value of the ISE's range, at each position inside an ISE block 1040 // - for trit and quint ISEs, each single T or Q value of an ISE block 1041 { 1042 for (int iseParamsNdx = 0; iseParamsNdx < DE_LENGTH_OF_ARRAY(weightISEParamsCandidates); iseParamsNdx++) 1043 { 1044 const ISEParams& iseParams = weightISEParamsCandidates[iseParamsNdx]; 1045 NormalBlockParams blockParams; 1046 1047 blockParams.weightGridWidth = 4; 1048 blockParams.weightGridHeight = 4; 1049 blockParams.weightISEParams = iseParams; 1050 blockParams.numPartitions = 1; 1051 blockParams.isDualPlane = blockParams.weightGridWidth * blockParams.weightGridHeight < 24 ? true : false; 1052 blockParams.ccs = 0; 1053 blockParams.colorEndpointModes[0] = 0; 1054 1055 while (!isValidBlockParams(blockParams, blockSize.x(), blockSize.y())) 1056 { 1057 blockParams.weightGridWidth--; 1058 blockParams.weightGridHeight--; 1059 } 1060 1061 const int numValuesInISEBlock = iseParams.mode == ISEMODE_TRIT ? 5 : iseParams.mode == ISEMODE_QUINT ? 3 : 1; 1062 const int numWeights = computeNumWeights(blockParams); 1063 1064 { 1065 const int numWeightValues = (int)computeISERangeMax(iseParams) + 1; 1066 const int numBlocks = divRoundUp(numWeightValues, numWeights); 1067 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 1068 iseInputs.weight.isGivenInBlockForm = false; 1069 1070 for (int offset = 0; offset < numValuesInISEBlock; offset++) 1071 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 1072 { 1073 for (int weightNdx = 0; weightNdx < numWeights; weightNdx++) 1074 iseInputs.weight.value.plain[weightNdx] = (blockNdx*numWeights + weightNdx + offset) % numWeightValues; 1075 1076 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1077 } 1078 } 1079 1080 if (iseParams.mode == ISEMODE_TRIT || iseParams.mode == ISEMODE_QUINT) 1081 { 1082 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 1083 iseInputs.weight.isGivenInBlockForm = true; 1084 1085 const int numTQValues = 1 << (iseParams.mode == ISEMODE_TRIT ? 8 : 7); 1086 const int numISEBlocksPerBlock = divRoundUp(numWeights, numValuesInISEBlock); 1087 const int numBlocks = divRoundUp(numTQValues, numISEBlocksPerBlock); 1088 1089 for (int offset = 0; offset < numValuesInISEBlock; offset++) 1090 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 1091 { 1092 for (int iseBlockNdx = 0; iseBlockNdx < numISEBlocksPerBlock; iseBlockNdx++) 1093 { 1094 for (int i = 0; i < numValuesInISEBlock; i++) 1095 iseInputs.weight.value.block[iseBlockNdx].bitValues[i] = 0; 1096 iseInputs.weight.value.block[iseBlockNdx].tOrQValue = (blockNdx*numISEBlocksPerBlock + iseBlockNdx + offset) % numTQValues; 1097 } 1098 1099 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1100 } 1101 } 1102 } 1103 1104 break; 1105 } 1106 1107 case ASTCBLOCKTESTTYPE_CEMS: 1108 // For each plane count & partition count combination, generate all color endpoint mode combinations. 1109 { 1110 for (int isDualPlane = 0; isDualPlane <= 1; isDualPlane++) 1111 for (int numPartitions = 1; numPartitions <= (isDualPlane != 0 ? 3 : 4); numPartitions++) 1112 { 1113 // Multi-partition, single-CEM mode. 1114 if (numPartitions > 1) 1115 { 1116 for (deUint32 singleCem = 0; singleCem < 16; singleCem++) 1117 { 1118 NormalBlockParams blockParams; 1119 blockParams.weightGridWidth = 4; 1120 blockParams.weightGridHeight = 4; 1121 blockParams.isDualPlane = isDualPlane != 0; 1122 blockParams.ccs = 0; 1123 blockParams.numPartitions = numPartitions; 1124 blockParams.isMultiPartSingleCemMode = true; 1125 blockParams.colorEndpointModes[0] = singleCem; 1126 blockParams.partitionSeed = 634; 1127 1128 for (int iseParamsNdx = 0; iseParamsNdx < DE_LENGTH_OF_ARRAY(weightISEParamsCandidates); iseParamsNdx++) 1129 { 1130 blockParams.weightISEParams = weightISEParamsCandidates[iseParamsNdx]; 1131 if (isValidBlockParams(blockParams, blockSize.x(), blockSize.y())) 1132 { 1133 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), generateDefaultISEInputs(blockParams)).pushBytesToVector(dst); 1134 break; 1135 } 1136 } 1137 } 1138 } 1139 1140 // Separate-CEM mode. 1141 for (deUint32 cem0 = 0; cem0 < 16; cem0++) 1142 for (deUint32 cem1 = 0; cem1 < (numPartitions >= 2 ? 16u : 1u); cem1++) 1143 for (deUint32 cem2 = 0; cem2 < (numPartitions >= 3 ? 16u : 1u); cem2++) 1144 for (deUint32 cem3 = 0; cem3 < (numPartitions >= 4 ? 16u : 1u); cem3++) 1145 { 1146 NormalBlockParams blockParams; 1147 blockParams.weightGridWidth = 4; 1148 blockParams.weightGridHeight = 4; 1149 blockParams.isDualPlane = isDualPlane != 0; 1150 blockParams.ccs = 0; 1151 blockParams.numPartitions = numPartitions; 1152 blockParams.isMultiPartSingleCemMode = false; 1153 blockParams.colorEndpointModes[0] = cem0; 1154 blockParams.colorEndpointModes[1] = cem1; 1155 blockParams.colorEndpointModes[2] = cem2; 1156 blockParams.colorEndpointModes[3] = cem3; 1157 blockParams.partitionSeed = 634; 1158 1159 { 1160 const deUint32 minCem = *std::min_element(&blockParams.colorEndpointModes[0], &blockParams.colorEndpointModes[numPartitions]); 1161 const deUint32 maxCem = *std::max_element(&blockParams.colorEndpointModes[0], &blockParams.colorEndpointModes[numPartitions]); 1162 const deUint32 minCemClass = minCem/4; 1163 const deUint32 maxCemClass = maxCem/4; 1164 1165 if (maxCemClass - minCemClass > 1) 1166 continue; 1167 } 1168 1169 for (int iseParamsNdx = 0; iseParamsNdx < DE_LENGTH_OF_ARRAY(weightISEParamsCandidates); iseParamsNdx++) 1170 { 1171 blockParams.weightISEParams = weightISEParamsCandidates[iseParamsNdx]; 1172 if (isValidBlockParams(blockParams, blockSize.x(), blockSize.y())) 1173 { 1174 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), generateDefaultISEInputs(blockParams)).pushBytesToVector(dst); 1175 break; 1176 } 1177 } 1178 } 1179 } 1180 1181 break; 1182 } 1183 1184 case ASTCBLOCKTESTTYPE_PARTITION_SEED: 1185 // Test all partition seeds ("partition pattern indices"). 1186 { 1187 for (int numPartitions = 2; numPartitions <= 4; numPartitions++) 1188 for (deUint32 partitionSeed = 0; partitionSeed < 1<<10; partitionSeed++) 1189 { 1190 NormalBlockParams blockParams; 1191 blockParams.weightGridWidth = 4; 1192 blockParams.weightGridHeight = 4; 1193 blockParams.weightISEParams = ISEParams(ISEMODE_PLAIN_BIT, 2); 1194 blockParams.isDualPlane = false; 1195 blockParams.numPartitions = numPartitions; 1196 blockParams.isMultiPartSingleCemMode = true; 1197 blockParams.colorEndpointModes[0] = 0; 1198 blockParams.partitionSeed = partitionSeed; 1199 1200 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), generateDefaultISEInputs(blockParams)).pushBytesToVector(dst); 1201 } 1202 1203 break; 1204 } 1205 1206 // \note Fall-through. 1207 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_LDR: 1208 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15: 1209 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15: 1210 // For each endpoint mode, for each pair of components in the endpoint value, test 10x10 combinations of values for that pair. 1211 // \note Separate modes for HDR and mode 15 due to different color scales and biases. 1212 { 1213 for (deUint32 cem = 0; cem < 16; cem++) 1214 { 1215 const bool isHDRCem = cem == 2 || 1216 cem == 3 || 1217 cem == 7 || 1218 cem == 11 || 1219 cem == 14 || 1220 cem == 15; 1221 1222 if ((testType == ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_LDR && isHDRCem) || 1223 (testType == ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15 && (!isHDRCem || cem == 15)) || 1224 (testType == ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15 && cem != 15)) 1225 continue; 1226 1227 NormalBlockParams blockParams; 1228 blockParams.weightGridWidth = 3; 1229 blockParams.weightGridHeight = 4; 1230 blockParams.weightISEParams = ISEParams(ISEMODE_PLAIN_BIT, 2); 1231 blockParams.isDualPlane = false; 1232 blockParams.numPartitions = 1; 1233 blockParams.colorEndpointModes[0] = cem; 1234 1235 { 1236 const int numBitsForEndpoints = computeNumBitsForColorEndpoints(blockParams); 1237 const int numEndpointParts = computeNumColorEndpointValues(cem); 1238 const ISEParams endpointISE = computeMaximumRangeISEParams(numBitsForEndpoints, numEndpointParts); 1239 const int endpointISERangeMax = computeISERangeMax(endpointISE); 1240 1241 for (int endpointPartNdx0 = 0; endpointPartNdx0 < numEndpointParts; endpointPartNdx0++) 1242 for (int endpointPartNdx1 = endpointPartNdx0+1; endpointPartNdx1 < numEndpointParts; endpointPartNdx1++) 1243 { 1244 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 1245 const int numEndpointValues = de::min(10, endpointISERangeMax+1); 1246 1247 for (int endpointValueNdx0 = 0; endpointValueNdx0 < numEndpointValues; endpointValueNdx0++) 1248 for (int endpointValueNdx1 = 0; endpointValueNdx1 < numEndpointValues; endpointValueNdx1++) 1249 { 1250 const int endpointValue0 = endpointValueNdx0 * endpointISERangeMax / (numEndpointValues-1); 1251 const int endpointValue1 = endpointValueNdx1 * endpointISERangeMax / (numEndpointValues-1); 1252 1253 iseInputs.endpoint.value.plain[endpointPartNdx0] = endpointValue0; 1254 iseInputs.endpoint.value.plain[endpointPartNdx1] = endpointValue1; 1255 1256 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1257 } 1258 } 1259 } 1260 } 1261 1262 break; 1263 } 1264 1265 case ASTCBLOCKTESTTYPE_ENDPOINT_ISE: 1266 // Similar to ASTCBLOCKTESTTYPE_WEIGHT_ISE, see above. 1267 { 1268 static const deUint32 endpointRangeMaximums[] = { 5, 9, 11, 19, 23, 39, 47, 79, 95, 159, 191 }; 1269 1270 for (int endpointRangeNdx = 0; endpointRangeNdx < DE_LENGTH_OF_ARRAY(endpointRangeMaximums); endpointRangeNdx++) 1271 { 1272 bool validCaseGenerated = false; 1273 1274 for (int numPartitions = 1; !validCaseGenerated && numPartitions <= 4; numPartitions++) 1275 for (int isDual = 0; !validCaseGenerated && isDual <= 1; isDual++) 1276 for (int weightISEParamsNdx = 0; !validCaseGenerated && weightISEParamsNdx < DE_LENGTH_OF_ARRAY(weightISEParamsCandidates); weightISEParamsNdx++) 1277 for (int weightGridWidth = 2; !validCaseGenerated && weightGridWidth <= 12; weightGridWidth++) 1278 for (int weightGridHeight = 2; !validCaseGenerated && weightGridHeight <= 12; weightGridHeight++) 1279 { 1280 NormalBlockParams blockParams; 1281 blockParams.weightGridWidth = weightGridWidth; 1282 blockParams.weightGridHeight = weightGridHeight; 1283 blockParams.weightISEParams = weightISEParamsCandidates[weightISEParamsNdx]; 1284 blockParams.isDualPlane = isDual != 0; 1285 blockParams.ccs = 0; 1286 blockParams.numPartitions = numPartitions; 1287 blockParams.isMultiPartSingleCemMode = true; 1288 blockParams.colorEndpointModes[0] = 12; 1289 blockParams.partitionSeed = 634; 1290 1291 if (isValidBlockParams(blockParams, blockSize.x(), blockSize.y())) 1292 { 1293 const ISEParams endpointISEParams = computeMaximumRangeISEParams(computeNumBitsForColorEndpoints(blockParams), 1294 computeNumColorEndpointValues(&blockParams.colorEndpointModes[0], numPartitions, true)); 1295 1296 if (computeISERangeMax(endpointISEParams) == endpointRangeMaximums[endpointRangeNdx]) 1297 { 1298 validCaseGenerated = true; 1299 1300 const int numColorEndpoints = computeNumColorEndpointValues(&blockParams.colorEndpointModes[0], numPartitions, blockParams.isMultiPartSingleCemMode); 1301 const int numValuesInISEBlock = endpointISEParams.mode == ISEMODE_TRIT ? 5 : endpointISEParams.mode == ISEMODE_QUINT ? 3 : 1; 1302 1303 { 1304 const int numColorEndpointValues = (int)computeISERangeMax(endpointISEParams) + 1; 1305 const int numBlocks = divRoundUp(numColorEndpointValues, numColorEndpoints); 1306 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 1307 iseInputs.endpoint.isGivenInBlockForm = false; 1308 1309 for (int offset = 0; offset < numValuesInISEBlock; offset++) 1310 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 1311 { 1312 for (int endpointNdx = 0; endpointNdx < numColorEndpoints; endpointNdx++) 1313 iseInputs.endpoint.value.plain[endpointNdx] = (blockNdx*numColorEndpoints + endpointNdx + offset) % numColorEndpointValues; 1314 1315 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1316 } 1317 } 1318 1319 if (endpointISEParams.mode == ISEMODE_TRIT || endpointISEParams.mode == ISEMODE_QUINT) 1320 { 1321 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 1322 iseInputs.endpoint.isGivenInBlockForm = true; 1323 1324 const int numTQValues = 1 << (endpointISEParams.mode == ISEMODE_TRIT ? 8 : 7); 1325 const int numISEBlocksPerBlock = divRoundUp(numColorEndpoints, numValuesInISEBlock); 1326 const int numBlocks = divRoundUp(numTQValues, numISEBlocksPerBlock); 1327 1328 for (int offset = 0; offset < numValuesInISEBlock; offset++) 1329 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 1330 { 1331 for (int iseBlockNdx = 0; iseBlockNdx < numISEBlocksPerBlock; iseBlockNdx++) 1332 { 1333 for (int i = 0; i < numValuesInISEBlock; i++) 1334 iseInputs.endpoint.value.block[iseBlockNdx].bitValues[i] = 0; 1335 iseInputs.endpoint.value.block[iseBlockNdx].tOrQValue = (blockNdx*numISEBlocksPerBlock + iseBlockNdx + offset) % numTQValues; 1336 } 1337 1338 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1339 } 1340 } 1341 } 1342 } 1343 } 1344 1345 DE_ASSERT(validCaseGenerated); 1346 } 1347 1348 break; 1349 } 1350 1351 case ASTCBLOCKTESTTYPE_CCS: 1352 // For all partition counts, test all values of the CCS (color component selector). 1353 { 1354 for (int numPartitions = 1; numPartitions <= 3; numPartitions++) 1355 for (deUint32 ccs = 0; ccs < 4; ccs++) 1356 { 1357 NormalBlockParams blockParams; 1358 blockParams.weightGridWidth = 3; 1359 blockParams.weightGridHeight = 3; 1360 blockParams.weightISEParams = ISEParams(ISEMODE_PLAIN_BIT, 2); 1361 blockParams.isDualPlane = true; 1362 blockParams.ccs = ccs; 1363 blockParams.numPartitions = numPartitions; 1364 blockParams.isMultiPartSingleCemMode = true; 1365 blockParams.colorEndpointModes[0] = 8; 1366 blockParams.partitionSeed = 634; 1367 1368 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), generateDefaultISEInputs(blockParams)).pushBytesToVector(dst); 1369 } 1370 1371 break; 1372 } 1373 1374 case ASTCBLOCKTESTTYPE_RANDOM: 1375 // Generate a number of random (but valid) blocks. 1376 { 1377 const int numBlocks = 16384; 1378 de::Random rnd (1); 1379 int numBlocksGenerated = 0; 1380 1381 dst.reserve(numBlocks*ASTC_BLOCK_SIZE_BYTES); 1382 1383 for (numBlocksGenerated = 0; numBlocksGenerated < numBlocks; numBlocksGenerated++) 1384 { 1385 if (rnd.getFloat() < 0.1f) 1386 { 1387 // Void extent block. 1388 const bool isVoidExtentHDR = rnd.getBool(); 1389 const deUint16 r = isVoidExtentHDR ? deFloat32To16(rnd.getFloat(0.0f, 1.0f)) : rnd.getInt(0, 0xffff); 1390 const deUint16 g = isVoidExtentHDR ? deFloat32To16(rnd.getFloat(0.0f, 1.0f)) : rnd.getInt(0, 0xffff); 1391 const deUint16 b = isVoidExtentHDR ? deFloat32To16(rnd.getFloat(0.0f, 1.0f)) : rnd.getInt(0, 0xffff); 1392 const deUint16 a = isVoidExtentHDR ? deFloat32To16(rnd.getFloat(0.0f, 1.0f)) : rnd.getInt(0, 0xffff); 1393 generateVoidExtentBlock(VoidExtentParams(isVoidExtentHDR, r, g, b, a)).pushBytesToVector(dst); 1394 } 1395 else 1396 { 1397 // Not void extent block. 1398 1399 // Generate block params. 1400 1401 NormalBlockParams blockParams; 1402 1403 do 1404 { 1405 blockParams.weightGridWidth = rnd.getInt(2, blockSize.x()); 1406 blockParams.weightGridHeight = rnd.getInt(2, blockSize.y()); 1407 blockParams.weightISEParams = weightISEParamsCandidates[rnd.getInt(0, DE_LENGTH_OF_ARRAY(weightISEParamsCandidates)-1)]; 1408 blockParams.numPartitions = rnd.getInt(1, 4); 1409 blockParams.isMultiPartSingleCemMode = rnd.getFloat() < 0.25f; 1410 blockParams.isDualPlane = blockParams.numPartitions != 4 && rnd.getBool(); 1411 blockParams.ccs = rnd.getInt(0, 3); 1412 blockParams.partitionSeed = rnd.getInt(0, 1023); 1413 1414 blockParams.colorEndpointModes[0] = rnd.getInt(0, 15); 1415 1416 { 1417 const int cemDiff = blockParams.isMultiPartSingleCemMode ? 0 1418 : blockParams.colorEndpointModes[0] == 0 ? 1 1419 : blockParams.colorEndpointModes[0] == 15 ? -1 1420 : rnd.getBool() ? 1 : -1; 1421 1422 for (int i = 1; i < blockParams.numPartitions; i++) 1423 blockParams.colorEndpointModes[i] = blockParams.colorEndpointModes[0] + (cemDiff == -1 ? rnd.getInt(-1, 0) : cemDiff == 1 ? rnd.getInt(0, 1) : 0); 1424 } 1425 } while (!isValidBlockParams(blockParams, blockSize.x(), blockSize.y())); 1426 1427 // Generate ISE inputs for both weight and endpoint data. 1428 1429 NormalBlockISEInputs iseInputs; 1430 1431 for (int weightOrEndpoints = 0; weightOrEndpoints <= 1; weightOrEndpoints++) 1432 { 1433 const bool setWeights = weightOrEndpoints == 0; 1434 const int numValues = setWeights ? computeNumWeights(blockParams) : 1435 computeNumColorEndpointValues(&blockParams.colorEndpointModes[0], blockParams.numPartitions, blockParams.isMultiPartSingleCemMode); 1436 const ISEParams iseParams = setWeights ? blockParams.weightISEParams : computeMaximumRangeISEParams(computeNumBitsForColorEndpoints(blockParams), numValues); 1437 ISEInput& iseInput = setWeights ? iseInputs.weight : iseInputs.endpoint; 1438 1439 iseInput.isGivenInBlockForm = rnd.getBool(); 1440 1441 if (iseInput.isGivenInBlockForm) 1442 { 1443 const int numValuesPerISEBlock = iseParams.mode == ISEMODE_TRIT ? 5 1444 : iseParams.mode == ISEMODE_QUINT ? 3 1445 : 1; 1446 const int iseBitMax = (1 << iseParams.numBits) - 1; 1447 const int numISEBlocks = divRoundUp(numValues, numValuesPerISEBlock); 1448 1449 for (int iseBlockNdx = 0; iseBlockNdx < numISEBlocks; iseBlockNdx++) 1450 { 1451 iseInput.value.block[iseBlockNdx].tOrQValue = rnd.getInt(0, 255); 1452 for (int i = 0; i < numValuesPerISEBlock; i++) 1453 iseInput.value.block[iseBlockNdx].bitValues[i] = rnd.getInt(0, iseBitMax); 1454 } 1455 } 1456 else 1457 { 1458 const int rangeMax = computeISERangeMax(iseParams); 1459 1460 for (int valueNdx = 0; valueNdx < numValues; valueNdx++) 1461 iseInput.value.plain[valueNdx] = rnd.getInt(0, rangeMax); 1462 } 1463 } 1464 1465 generateNormalBlock(blockParams, blockSize.x(), blockSize.y(), iseInputs).pushBytesToVector(dst); 1466 } 1467 } 1468 1469 break; 1470 } 1471 1472 default: 1473 DE_ASSERT(false); 1474 } 1475 } 1476 1477 // Get a string describing the data of an ASTC block. Currently contains just hex and bin dumps of the block. 1478 static string astcBlockDataStr (const deUint8* data) 1479 { 1480 string result; 1481 result += " Hexadecimal (big endian: upper left hex digit is block bits 127 to 124):"; 1482 1483 { 1484 static const char* const hexDigits = "0123456789ABCDEF"; 1485 1486 for (int i = ASTC_BLOCK_SIZE_BYTES-1; i >= 0; i--) 1487 { 1488 if ((i+1) % 2 == 0) 1489 result += "\n "; 1490 else 1491 result += " "; 1492 1493 result += hexDigits[(data[i] & 0xf0) >> 4]; 1494 result += " "; 1495 result += hexDigits[(data[i] & 0x0f) >> 0]; 1496 } 1497 } 1498 1499 result += "\n\n Binary (big endian: upper left bit is block bit 127):"; 1500 1501 for (int i = ASTC_BLOCK_SIZE_BYTES-1; i >= 0; i--) 1502 { 1503 if ((i+1) % 2 == 0) 1504 result += "\n "; 1505 else 1506 result += " "; 1507 1508 for (int j = 8-1; j >= 0; j--) 1509 { 1510 if (j == 3) 1511 result += " "; 1512 1513 result += (data[i] >> j) & 1 ? "1" : "0"; 1514 } 1515 } 1516 1517 result += "\n"; 1518 1519 return result; 1520 } 1521 1522 // Compare reference and result block images, reporting also the position of the first non-matching block. 1523 static bool compareBlockImages (const Surface& reference, 1524 const Surface& result, 1525 const tcu::RGBA& thresholdRGBA, 1526 const IVec2& blockSize, 1527 int numNonDummyBlocks, 1528 IVec2& firstFailedBlockCoordDst, 1529 Surface& errorMaskDst, 1530 IVec4& maxDiffDst) 1531 { 1532 TCU_CHECK_INTERNAL(reference.getWidth() == result.getWidth() && reference.getHeight() == result.getHeight()); 1533 1534 const int width = result.getWidth(); 1535 const int height = result.getHeight(); 1536 const IVec4 threshold = thresholdRGBA.toIVec(); 1537 const int numXBlocks = width / blockSize.x(); 1538 1539 DE_ASSERT(width % blockSize.x() == 0 && height % blockSize.y() == 0); 1540 1541 errorMaskDst.setSize(width, height); 1542 1543 firstFailedBlockCoordDst = IVec2(-1, -1); 1544 maxDiffDst = IVec4(0); 1545 1546 for (int y = 0; y < height; y++) 1547 for (int x = 0; x < width; x++) 1548 { 1549 const IVec2 blockCoord = IVec2(x, y) / blockSize; 1550 1551 if (blockCoord.y()*numXBlocks + blockCoord.x() < numNonDummyBlocks) 1552 { 1553 const IVec4 refPix = reference.getPixel(x, y).toIVec(); 1554 1555 if (refPix == IVec4(255, 0, 255, 255)) 1556 { 1557 // ASTC error color - allow anything in result. 1558 errorMaskDst.setPixel(x, y, tcu::RGBA(255, 0, 255, 255)); 1559 continue; 1560 } 1561 1562 const IVec4 resPix = result.getPixel(x, y).toIVec(); 1563 const IVec4 diff = tcu::abs(refPix - resPix); 1564 const bool isOk = tcu::boolAll(tcu::lessThanEqual(diff, threshold)); 1565 1566 maxDiffDst = tcu::max(maxDiffDst, diff); 1567 1568 errorMaskDst.setPixel(x, y, isOk ? tcu::RGBA::green : tcu::RGBA::red); 1569 1570 if (!isOk && firstFailedBlockCoordDst.x() == -1) 1571 firstFailedBlockCoordDst = blockCoord; 1572 } 1573 } 1574 1575 return boolAll(lessThanEqual(maxDiffDst, threshold)); 1576 } 1577 1578 enum ASTCSupportLevel 1579 { 1580 // \note Ordered from smallest subset to full, for convenient comparison. 1581 ASTCSUPPORTLEVEL_NONE = 0, 1582 ASTCSUPPORTLEVEL_LDR, 1583 ASTCSUPPORTLEVEL_HDR, 1584 ASTCSUPPORTLEVEL_FULL 1585 }; 1586 1587 static inline ASTCSupportLevel getASTCSupportLevel (const glu::ContextInfo& contextInfo) 1588 { 1589 const vector<string>& extensions = contextInfo.getExtensions(); 1590 1591 ASTCSupportLevel maxLevel = ASTCSUPPORTLEVEL_NONE; 1592 1593 for (int extNdx = 0; extNdx < (int)extensions.size(); extNdx++) 1594 { 1595 const string& ext = extensions[extNdx]; 1596 1597 maxLevel = de::max(maxLevel, ext == "GL_KHR_texture_compression_astc_ldr" ? ASTCSUPPORTLEVEL_LDR 1598 : ext == "GL_KHR_texture_compression_astc_hdr" ? ASTCSUPPORTLEVEL_HDR 1599 : ext == "GL_OES_texture_compression_astc" ? ASTCSUPPORTLEVEL_FULL 1600 : ASTCSUPPORTLEVEL_NONE); 1601 } 1602 1603 return maxLevel; 1604 } 1605 1606 // Class handling the common rendering stuff of ASTC cases. 1607 class ASTCRenderer2D 1608 { 1609 public: 1610 ASTCRenderer2D (Context& context, 1611 CompressedTexture::Format format, 1612 deUint32 randomSeed); 1613 1614 ~ASTCRenderer2D (void); 1615 1616 void initialize (int minRenderWidth, int minRenderHeight, const Vec4& colorScale, const Vec4& colorBias); 1617 void clear (void); 1618 1619 void render (Surface& referenceDst, 1620 Surface& resultDst, 1621 const glu::Texture2D& texture, 1622 const tcu::TextureFormat& uncompressedFormat); 1623 1624 CompressedTexture::Format getFormat (void) const { return m_format; } 1625 IVec2 getBlockSize (void) const { return m_blockSize; } 1626 ASTCSupportLevel getASTCSupport (void) const { DE_ASSERT(m_initialized); return m_astcSupport; } 1627 1628 private: 1629 Context& m_context; 1630 TextureRenderer m_renderer; 1631 1632 const CompressedTexture::Format m_format; 1633 const IVec2 m_blockSize; 1634 ASTCSupportLevel m_astcSupport; 1635 Vec4 m_colorScale; 1636 Vec4 m_colorBias; 1637 1638 de::Random m_rnd; 1639 1640 bool m_initialized; 1641 }; 1642 1643 } // ASTCDecompressionCaseInternal 1644 1645 using namespace ASTCDecompressionCaseInternal; 1646 1647 ASTCRenderer2D::ASTCRenderer2D (Context& context, 1648 CompressedTexture::Format format, 1649 deUint32 randomSeed) 1650 : m_context (context) 1651 , m_renderer (context.getRenderContext(), context.getTestContext(), glu::GLSL_VERSION_300_ES, glu::PRECISION_HIGHP) 1652 , m_format (format) 1653 , m_blockSize (tcu::getASTCBlockSize(format).xy()) 1654 , m_astcSupport (ASTCSUPPORTLEVEL_NONE) 1655 , m_colorScale (-1.0f) 1656 , m_colorBias (-1.0f) 1657 , m_rnd (randomSeed) 1658 , m_initialized (false) 1659 { 1660 DE_ASSERT(tcu::getASTCBlockSize(format).z() == 1); 1661 } 1662 1663 ASTCRenderer2D::~ASTCRenderer2D (void) 1664 { 1665 clear(); 1666 } 1667 1668 void ASTCRenderer2D::initialize (int minRenderWidth, int minRenderHeight, const Vec4& colorScale, const Vec4& colorBias) 1669 { 1670 DE_ASSERT(!m_initialized); 1671 1672 const tcu::RenderTarget& renderTarget = m_context.getRenderTarget(); 1673 TestLog& log = m_context.getTestContext().getLog(); 1674 1675 m_astcSupport = getASTCSupportLevel(m_context.getContextInfo()); 1676 m_colorScale = colorScale; 1677 m_colorBias = colorBias; 1678 1679 switch (m_astcSupport) 1680 { 1681 case ASTCSUPPORTLEVEL_NONE: log << TestLog::Message << "No ASTC support detected" << TestLog::EndMessage; throw tcu::NotSupportedError("ASTC not supported"); 1682 case ASTCSUPPORTLEVEL_LDR: log << TestLog::Message << "LDR ASTC support detected" << TestLog::EndMessage; break; 1683 case ASTCSUPPORTLEVEL_HDR: log << TestLog::Message << "HDR ASTC support detected" << TestLog::EndMessage; break; 1684 case ASTCSUPPORTLEVEL_FULL: log << TestLog::Message << "Full ASTC support detected" << TestLog::EndMessage; break; 1685 default: 1686 DE_ASSERT(false); 1687 } 1688 1689 if (renderTarget.getWidth() < minRenderWidth || renderTarget.getHeight() < minRenderHeight) 1690 throw tcu::NotSupportedError("Render target must be at least " + de::toString(minRenderWidth) + "x" + de::toString(minRenderHeight)); 1691 1692 log << TestLog::Message << "Using color scale and bias: result = raw * " << colorScale << " + " << colorBias << TestLog::EndMessage; 1693 1694 m_initialized = true; 1695 } 1696 1697 void ASTCRenderer2D::clear (void) 1698 { 1699 m_renderer.clear(); 1700 } 1701 1702 void ASTCRenderer2D::render (Surface& referenceDst, Surface& resultDst, const glu::Texture2D& texture, const tcu::TextureFormat& uncompressedFormat) 1703 { 1704 DE_ASSERT(m_initialized); 1705 1706 const glw::Functions& gl = m_context.getRenderContext().getFunctions(); 1707 const glu::RenderContext& renderCtx = m_context.getRenderContext(); 1708 const int textureWidth = texture.getRefTexture().getWidth(); 1709 const int textureHeight = texture.getRefTexture().getHeight(); 1710 const RandomViewport viewport (renderCtx.getRenderTarget(), textureWidth, textureHeight, m_rnd.getUint32()); 1711 ReferenceParams renderParams (gls::TextureTestUtil::TEXTURETYPE_2D); 1712 vector<float> texCoord; 1713 gls::TextureTestUtil::computeQuadTexCoord2D(texCoord, Vec2(0.0f, 0.0f), Vec2(1.0f, 1.0f)); 1714 1715 renderParams.samplerType = gls::TextureTestUtil::getSamplerType(uncompressedFormat); 1716 renderParams.sampler = Sampler(Sampler::CLAMP_TO_EDGE, Sampler::CLAMP_TO_EDGE, Sampler::CLAMP_TO_EDGE, Sampler::NEAREST, Sampler::NEAREST); 1717 renderParams.colorScale = m_colorScale; 1718 renderParams.colorBias = m_colorBias; 1719 1720 // Setup base viewport. 1721 gl.viewport(viewport.x, viewport.y, viewport.width, viewport.height); 1722 1723 // Bind to unit 0. 1724 gl.activeTexture(GL_TEXTURE0); 1725 gl.bindTexture(GL_TEXTURE_2D, texture.getGLTexture()); 1726 1727 // Setup nearest neighbor filtering and clamp-to-edge. 1728 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_S, GL_CLAMP_TO_EDGE); 1729 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_WRAP_T, GL_CLAMP_TO_EDGE); 1730 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MIN_FILTER, GL_NEAREST); 1731 gl.texParameteri(GL_TEXTURE_2D, GL_TEXTURE_MAG_FILTER, GL_NEAREST); 1732 1733 GLU_EXPECT_NO_ERROR(gl.getError(), "Set texturing state"); 1734 1735 // Issue GL draws. 1736 m_renderer.renderQuad(0, &texCoord[0], renderParams); 1737 gl.flush(); 1738 1739 // Compute reference. 1740 sampleTexture(gls::TextureTestUtil::SurfaceAccess(referenceDst, renderCtx.getRenderTarget().getPixelFormat()), texture.getRefTexture(), &texCoord[0], renderParams); 1741 1742 // Read GL-rendered image. 1743 glu::readPixels(renderCtx, viewport.x, viewport.y, resultDst.getAccess()); 1744 } 1745 1746 ASTCBlockCase2D::ASTCBlockCase2D (Context& context, 1747 const char* name, 1748 const char* description, 1749 ASTCBlockTestType testType, 1750 CompressedTexture::Format format) 1751 : TestCase (context, name, description) 1752 , m_testType (testType) 1753 , m_format (format) 1754 , m_numBlocksTested (0) 1755 , m_currentIteration (0) 1756 , m_renderer (new ASTCRenderer2D(context, format, deStringHash(getName()))) 1757 { 1758 DE_ASSERT(!(tcu::isASTCSRGBFormat(m_format) && isBlockTestTypeHDROnly(m_testType))); // \note There is no HDR sRGB mode, so these would be redundant. 1759 } 1760 1761 ASTCBlockCase2D::~ASTCBlockCase2D (void) 1762 { 1763 ASTCBlockCase2D::deinit(); 1764 } 1765 1766 void ASTCBlockCase2D::init (void) 1767 { 1768 m_renderer->initialize(64, 64, getBlockTestTypeColorScale(m_testType), getBlockTestTypeColorBias(m_testType)); 1769 1770 generateBlockCaseTestData(m_blockData, m_format, m_testType); 1771 DE_ASSERT(!m_blockData.empty()); 1772 DE_ASSERT(m_blockData.size() % ASTC_BLOCK_SIZE_BYTES == 0); 1773 1774 m_testCtx.getLog() << TestLog::Message << "Total " << m_blockData.size() / ASTC_BLOCK_SIZE_BYTES << " blocks to test" << TestLog::EndMessage 1775 << TestLog::Message << "Note: Legitimate ASTC error pixels will be ignored when comparing to reference" << TestLog::EndMessage; 1776 } 1777 1778 void ASTCBlockCase2D::deinit (void) 1779 { 1780 m_renderer->clear(); 1781 m_blockData.clear(); 1782 } 1783 1784 ASTCBlockCase2D::IterateResult ASTCBlockCase2D::iterate (void) 1785 { 1786 TestLog& log = m_testCtx.getLog(); 1787 1788 if (m_renderer->getASTCSupport() == ASTCSUPPORTLEVEL_LDR && isBlockTestTypeHDROnly(m_testType)) 1789 { 1790 log << TestLog::Message << "Passing the case immediately, since only LDR support was detected and test only contains HDR blocks" << TestLog::EndMessage; 1791 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 1792 return STOP; 1793 } 1794 1795 const IVec2 blockSize = m_renderer->getBlockSize(); 1796 const int totalNumBlocks = (int)m_blockData.size() / ASTC_BLOCK_SIZE_BYTES; 1797 const int numXBlocksPerImage = de::min(m_context.getRenderTarget().getWidth(), 512) / blockSize.x(); 1798 const int numYBlocksPerImage = de::min(m_context.getRenderTarget().getHeight(), 512) / blockSize.y(); 1799 const int numBlocksPerImage = numXBlocksPerImage * numYBlocksPerImage; 1800 const int imageWidth = numXBlocksPerImage * blockSize.x(); 1801 const int imageHeight = numYBlocksPerImage * blockSize.y(); 1802 const int numBlocksRemaining = totalNumBlocks - m_numBlocksTested; 1803 const int curNumNonDummyBlocks = de::min(numBlocksPerImage, numBlocksRemaining); 1804 const int curNumDummyBlocks = numBlocksPerImage - curNumNonDummyBlocks; 1805 const glu::RenderContext& renderCtx = m_context.getRenderContext(); 1806 const tcu::RGBA threshold = renderCtx.getRenderTarget().getPixelFormat().getColorThreshold() + (tcu::isASTCSRGBFormat(m_format) ? tcu::RGBA(2,2,2,2) : tcu::RGBA(1,1,1,1)); 1807 tcu::CompressedTexture compressed (m_format, imageWidth, imageHeight); 1808 1809 if (m_currentIteration == 0) 1810 { 1811 log << TestLog::Message << "Using texture of size " 1812 << imageWidth << "x" << imageHeight 1813 << ", with " << numXBlocksPerImage << " block columns and " << numYBlocksPerImage << " block rows " 1814 << ", with block size " << blockSize.x() << "x" << blockSize.y() 1815 << TestLog::EndMessage; 1816 } 1817 1818 DE_ASSERT(compressed.getDataSize() == numBlocksPerImage*ASTC_BLOCK_SIZE_BYTES); 1819 deMemcpy(compressed.getData(), &m_blockData[m_numBlocksTested*ASTC_BLOCK_SIZE_BYTES], curNumNonDummyBlocks*ASTC_BLOCK_SIZE_BYTES); 1820 if (curNumDummyBlocks > 1) 1821 generateDummyBlocks((deUint8*)compressed.getData() + curNumNonDummyBlocks*ASTC_BLOCK_SIZE_BYTES, curNumDummyBlocks); 1822 1823 // Create texture and render. 1824 1825 glu::Texture2D texture (renderCtx, m_context.getContextInfo(), 1, &compressed, tcu::CompressedTexture::DecompressionParams(m_renderer->getASTCSupport() == ASTCSUPPORTLEVEL_LDR)); 1826 Surface renderedFrame (imageWidth, imageHeight); 1827 Surface referenceFrame (imageWidth, imageHeight); 1828 1829 m_renderer->render(referenceFrame, renderedFrame, texture, compressed.getUncompressedFormat()); 1830 1831 // Compare and log. 1832 // \note Since a case can draw quite many images, only log the first iteration and failures. 1833 1834 { 1835 Surface errorMask; 1836 IVec2 firstFailedBlockCoord; 1837 IVec4 maxDiff; 1838 const bool compareOk = compareBlockImages(referenceFrame, renderedFrame, threshold, blockSize, curNumNonDummyBlocks, firstFailedBlockCoord, errorMask, maxDiff); 1839 1840 if (m_currentIteration == 0 || !compareOk) 1841 { 1842 const char* const imageSetName = "ComparisonResult"; 1843 const char* const imageSetDesc = "Comparison Result"; 1844 1845 { 1846 tcu::ScopedLogSection section(log, "Iteration " + de::toString(m_currentIteration), 1847 "Blocks " + de::toString(m_numBlocksTested) + " to " + de::toString(m_numBlocksTested + curNumNonDummyBlocks - 1)); 1848 1849 if (curNumDummyBlocks > 0) 1850 log << TestLog::Message << "Note: Only the first " << curNumNonDummyBlocks << " blocks in the image are relevant; rest " << curNumDummyBlocks << " are dummies and not checked" << TestLog::EndMessage; 1851 1852 if (!compareOk) 1853 { 1854 log << TestLog::Message << "Image comparison failed: max difference = " << maxDiff << ", threshold = " << threshold << TestLog::EndMessage 1855 << TestLog::ImageSet(imageSetName, imageSetDesc) 1856 << TestLog::Image("Result", "Result", renderedFrame) 1857 << TestLog::Image("Reference", "Reference", referenceFrame) 1858 << TestLog::Image("ErrorMask", "Error mask", errorMask) 1859 << TestLog::EndImageSet; 1860 1861 const int blockNdx = m_numBlocksTested + firstFailedBlockCoord.y()*numXBlocksPerImage + firstFailedBlockCoord.x(); 1862 DE_ASSERT(blockNdx < totalNumBlocks); 1863 1864 log << TestLog::Message << "First failed block at column " << firstFailedBlockCoord.x() << " and row " << firstFailedBlockCoord.y() << TestLog::EndMessage 1865 << TestLog::Message << "Data of first failed block:\n" << astcBlockDataStr(&m_blockData[blockNdx*ASTC_BLOCK_SIZE_BYTES]) << TestLog::EndMessage; 1866 1867 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image comparison failed"); 1868 return STOP; 1869 } 1870 else 1871 { 1872 log << TestLog::ImageSet(imageSetName, imageSetDesc) 1873 << TestLog::Image("Result", "Result", renderedFrame) 1874 << TestLog::EndImageSet; 1875 } 1876 } 1877 1878 if (m_numBlocksTested + curNumNonDummyBlocks < totalNumBlocks) 1879 log << TestLog::Message << "Note: not logging further images unless reference comparison fails" << TestLog::EndMessage; 1880 } 1881 } 1882 1883 m_currentIteration++; 1884 m_numBlocksTested += curNumNonDummyBlocks; 1885 1886 if (m_numBlocksTested >= totalNumBlocks) 1887 { 1888 DE_ASSERT(m_numBlocksTested == totalNumBlocks); 1889 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 1890 return STOP; 1891 } 1892 1893 return CONTINUE; 1894 } 1895 1896 // Generate a number of trivial dummy blocks to fill unneeded space in a texture. 1897 void ASTCBlockCase2D::generateDummyBlocks (deUint8* dst, int num) 1898 { 1899 using namespace ASTCBlockGeneratorInternal; 1900 1901 AssignBlock128 block = generateVoidExtentBlock(VoidExtentParams(false, 0, 0, 0, 0)); 1902 for (int i = 0; i < num; i++) 1903 block.assignToMemory(&dst[i * ASTC_BLOCK_SIZE_BYTES]); 1904 } 1905 1906 ASTCBlockSizeRemainderCase2D::ASTCBlockSizeRemainderCase2D (Context& context, 1907 const char* name, 1908 const char* description, 1909 CompressedTexture::Format format) 1910 : TestCase (context, name, description) 1911 , m_format (format) 1912 , m_currentIteration (0) 1913 , m_renderer (new ASTCRenderer2D(context, format, deStringHash(getName()))) 1914 { 1915 } 1916 1917 ASTCBlockSizeRemainderCase2D::~ASTCBlockSizeRemainderCase2D (void) 1918 { 1919 ASTCBlockSizeRemainderCase2D::deinit(); 1920 } 1921 1922 void ASTCBlockSizeRemainderCase2D::init (void) 1923 { 1924 const IVec2 blockSize = m_renderer->getBlockSize(); 1925 m_renderer->initialize(MAX_NUM_BLOCKS_X*blockSize.x(), MAX_NUM_BLOCKS_Y*blockSize.y(), Vec4(1.0f), Vec4(0.0f)); 1926 } 1927 1928 void ASTCBlockSizeRemainderCase2D::deinit (void) 1929 { 1930 m_renderer->clear(); 1931 } 1932 1933 ASTCBlockSizeRemainderCase2D::IterateResult ASTCBlockSizeRemainderCase2D::iterate (void) 1934 { 1935 TestLog& log = m_testCtx.getLog(); 1936 const IVec2 blockSize = m_renderer->getBlockSize(); 1937 const int curRemainderX = m_currentIteration % blockSize.x(); 1938 const int curRemainderY = m_currentIteration / blockSize.x(); 1939 const int imageWidth = (MAX_NUM_BLOCKS_X-1)*blockSize.x() + curRemainderX; 1940 const int imageHeight = (MAX_NUM_BLOCKS_Y-1)*blockSize.y() + curRemainderY; 1941 const int numBlocksX = divRoundUp(imageWidth, blockSize.x()); 1942 const int numBlocksY = divRoundUp(imageHeight, blockSize.y()); 1943 const int totalNumBlocks = numBlocksX * numBlocksY; 1944 const glu::RenderContext& renderCtx = m_context.getRenderContext(); 1945 const tcu::RGBA threshold = renderCtx.getRenderTarget().getPixelFormat().getColorThreshold() + (tcu::isASTCSRGBFormat(m_format) ? tcu::RGBA(2,2,2,2) : tcu::RGBA(1,1,1,1)); 1946 tcu::CompressedTexture compressed (m_format, imageWidth, imageHeight); 1947 1948 DE_ASSERT(compressed.getDataSize() == totalNumBlocks*ASTC_BLOCK_SIZE_BYTES); 1949 generateDefaultBlockData((deUint8*)compressed.getData(), totalNumBlocks, blockSize.x(), blockSize.y()); 1950 1951 // Create texture and render. 1952 1953 Surface renderedFrame (imageWidth, imageHeight); 1954 Surface referenceFrame (imageWidth, imageHeight); 1955 glu::Texture2D texture (renderCtx, m_context.getContextInfo(), 1, &compressed, tcu::CompressedTexture::DecompressionParams(m_renderer->getASTCSupport() == ASTCSUPPORTLEVEL_LDR)); 1956 1957 m_renderer->render(referenceFrame, renderedFrame, texture, compressed.getUncompressedFormat()); 1958 1959 { 1960 // Compare and log. 1961 1962 tcu::ScopedLogSection section(log, "Iteration " + de::toString(m_currentIteration), 1963 "Remainder " + de::toString(curRemainderX) + "x" + de::toString(curRemainderY)); 1964 1965 log << TestLog::Message << "Using texture of size " 1966 << imageWidth << "x" << imageHeight 1967 << " and block size " 1968 << blockSize.x() << "x" << blockSize.y() 1969 << "; the x and y remainders are " 1970 << curRemainderX << " and " << curRemainderY << " respectively" 1971 << TestLog::EndMessage; 1972 1973 const bool compareOk = tcu::pixelThresholdCompare(m_testCtx.getLog(), "ComparisonResult", "Comparison Result", referenceFrame, renderedFrame, threshold, 1974 m_currentIteration == 0 ? tcu::COMPARE_LOG_RESULT : tcu::COMPARE_LOG_ON_ERROR); 1975 1976 if (!compareOk) 1977 { 1978 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image comparison failed"); 1979 return STOP; 1980 } 1981 } 1982 1983 if (m_currentIteration == 0 && m_currentIteration+1 < blockSize.x()*blockSize.y()) 1984 log << TestLog::Message << "Note: not logging further images unless reference comparison fails" << TestLog::EndMessage; 1985 1986 m_currentIteration++; 1987 1988 if (m_currentIteration >= blockSize.x()*blockSize.y()) 1989 { 1990 DE_ASSERT(m_currentIteration == blockSize.x()*blockSize.y()); 1991 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 1992 return STOP; 1993 } 1994 return CONTINUE; 1995 } 1996 1997 void ASTCBlockSizeRemainderCase2D::generateDefaultBlockData (deUint8* dst, int numBlocks, int blockWidth, int blockHeight) 1998 { 1999 using namespace ASTCBlockGeneratorInternal; 2000 2001 NormalBlockParams blockParams; 2002 2003 blockParams.weightGridWidth = 3; 2004 blockParams.weightGridHeight = 3; 2005 blockParams.weightISEParams = ISEParams(ISEMODE_PLAIN_BIT, 5); 2006 blockParams.isDualPlane = false; 2007 blockParams.numPartitions = 1; 2008 blockParams.colorEndpointModes[0] = 8; 2009 2010 NormalBlockISEInputs iseInputs = generateDefaultISEInputs(blockParams); 2011 iseInputs.weight.isGivenInBlockForm = false; 2012 2013 const int numWeights = computeNumWeights(blockParams); 2014 const int weightRangeMax = computeISERangeMax(blockParams.weightISEParams); 2015 2016 for (int blockNdx = 0; blockNdx < numBlocks; blockNdx++) 2017 { 2018 for (int weightNdx = 0; weightNdx < numWeights; weightNdx++) 2019 iseInputs.weight.value.plain[weightNdx] = (blockNdx*numWeights + weightNdx) * weightRangeMax / (numBlocks*numWeights-1); 2020 2021 generateNormalBlock(blockParams, blockWidth, blockHeight, iseInputs).assignToMemory(dst + blockNdx*ASTC_BLOCK_SIZE_BYTES); 2022 } 2023 } 2024 2025 const char* getBlockTestTypeName (ASTCBlockTestType testType) 2026 { 2027 switch (testType) 2028 { 2029 case ASTCBLOCKTESTTYPE_VOID_EXTENT_LDR: return "void_extent_ldr"; 2030 case ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR: return "void_extent_hdr"; 2031 case ASTCBLOCKTESTTYPE_WEIGHT_GRID: return "weight_grid"; 2032 case ASTCBLOCKTESTTYPE_WEIGHT_ISE: return "weight_ise"; 2033 case ASTCBLOCKTESTTYPE_CEMS: return "color_endpoint_modes"; 2034 case ASTCBLOCKTESTTYPE_PARTITION_SEED: return "partition_pattern_index"; 2035 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_LDR: return "endpoint_value_ldr"; 2036 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15: return "endpoint_value_hdr_cem_not_15"; 2037 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15: return "endpoint_value_hdr_cem_15"; 2038 case ASTCBLOCKTESTTYPE_ENDPOINT_ISE: return "endpoint_ise"; 2039 case ASTCBLOCKTESTTYPE_CCS: return "color_component_selector"; 2040 case ASTCBLOCKTESTTYPE_RANDOM: return "random"; 2041 default: 2042 DE_ASSERT(false); 2043 return DE_NULL; 2044 } 2045 } 2046 2047 const char* getBlockTestTypeDescription (ASTCBlockTestType testType) 2048 { 2049 switch (testType) 2050 { 2051 case ASTCBLOCKTESTTYPE_VOID_EXTENT_LDR: return "Test void extent block, LDR mode"; 2052 case ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR: return "Test void extent block, HDR mode"; 2053 case ASTCBLOCKTESTTYPE_WEIGHT_GRID: return "Test combinations of plane count, weight integer sequence encoding parameters, and weight grid size"; 2054 case ASTCBLOCKTESTTYPE_WEIGHT_ISE: return "Test different integer sequence encoding block values for weight grid"; 2055 case ASTCBLOCKTESTTYPE_CEMS: return "Test different color endpoint mode combinations, combined with different plane and partition counts"; 2056 case ASTCBLOCKTESTTYPE_PARTITION_SEED: return "Test different partition pattern indices"; 2057 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_LDR: return "Test various combinations of each pair of color endpoint values, for each LDR color endpoint mode"; 2058 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15: return "Test various combinations of each pair of color endpoint values, for each HDR color endpoint mode other than mode 15"; 2059 case ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15: return "Test various combinations of each pair of color endpoint values, HDR color endpoint mode 15"; 2060 case ASTCBLOCKTESTTYPE_ENDPOINT_ISE: return "Test different integer sequence encoding block values for color endpoints"; 2061 case ASTCBLOCKTESTTYPE_CCS: return "Test color component selector, for different partition counts"; 2062 case ASTCBLOCKTESTTYPE_RANDOM: return "Random block test"; 2063 default: 2064 DE_ASSERT(false); 2065 return DE_NULL; 2066 } 2067 } 2068 2069 bool isBlockTestTypeHDROnly (ASTCBlockTestType testType) 2070 { 2071 return testType == ASTCBLOCKTESTTYPE_VOID_EXTENT_HDR || 2072 testType == ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_NO_15 || 2073 testType == ASTCBLOCKTESTTYPE_ENDPOINT_VALUE_HDR_15; 2074 } 2075 2076 } // Functional 2077 } // gles3 2078 } // deqp 2079