1 #ifndef _GLUTEXTURETESTUTIL_HPP 2 #define _GLUTEXTURETESTUTIL_HPP 3 /*------------------------------------------------------------------------- 4 * drawElements Quality Program OpenGL ES Utilities 5 * ------------------------------------------------ 6 * 7 * Copyright 2014 The Android Open Source Project 8 * 9 * Licensed under the Apache License, Version 2.0 (the "License"); 10 * you may not use this file except in compliance with the License. 11 * You may obtain a copy of the License at 12 * 13 * http://www.apache.org/licenses/LICENSE-2.0 14 * 15 * Unless required by applicable law or agreed to in writing, software 16 * distributed under the License is distributed on an "AS IS" BASIS, 17 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 18 * See the License for the specific language governing permissions and 19 * limitations under the License. 20 * 21 *//*! 22 * \file 23 * \brief Utility functions and structures for texture tests. 24 * 25 * This code is originated from the modules/glshared/glsTextureTestUtil.hpp 26 * and it is tightly coupled with the GLES and Vulkan texture tests! 27 * 28 * About coordinates: 29 * + Quads consist of 2 triangles, rendered using explicit indices. 30 * + All TextureTestUtil functions and classes expect texture coordinates 31 * for quads to be specified in order (-1, -1), (-1, 1), (1, -1), (1, 1). 32 *//*--------------------------------------------------------------------*/ 33 34 #include "tcuDefs.hpp" 35 #include "tcuSurfaceAccess.hpp" 36 #include "tcuTestContext.hpp" 37 #include "tcuTestLog.hpp" 38 #include "tcuTexture.hpp" 39 #include "tcuTexCompareVerifier.hpp" 40 #include "qpWatchDog.h" 41 42 namespace glu 43 { 44 namespace TextureTestUtil 45 { 46 enum TextureType 47 { 48 TEXTURETYPE_2D = 0, 49 TEXTURETYPE_CUBE, 50 TEXTURETYPE_2D_ARRAY, 51 TEXTURETYPE_3D, 52 TEXTURETYPE_CUBE_ARRAY, 53 TEXTURETYPE_1D, 54 TEXTURETYPE_1D_ARRAY, 55 TEXTURETYPE_BUFFER, 56 57 TEXTURETYPE_LAST 58 }; 59 60 enum SamplerType 61 { 62 SAMPLERTYPE_FLOAT, 63 SAMPLERTYPE_INT, 64 SAMPLERTYPE_UINT, 65 SAMPLERTYPE_SHADOW, 66 67 SAMPLERTYPE_FETCH_FLOAT, 68 SAMPLERTYPE_FETCH_INT, 69 SAMPLERTYPE_FETCH_UINT, 70 71 SAMPLERTYPE_LAST 72 }; 73 74 struct RenderParams 75 { 76 enum Flags 77 { 78 PROJECTED = (1<<0), 79 USE_BIAS = (1<<1), 80 LOG_PROGRAMS = (1<<2), 81 LOG_UNIFORMS = (1<<3), 82 83 LOG_ALL = LOG_PROGRAMS|LOG_UNIFORMS 84 }; 85 86 RenderParams (TextureType texType_) 87 : texType (texType_) 88 , samplerType (SAMPLERTYPE_FLOAT) 89 , flags (0) 90 , w (1.0f) 91 , bias (0.0f) 92 , ref (0.0f) 93 , colorScale (1.0f) 94 , colorBias (0.0f) 95 { 96 } 97 98 TextureType texType; //!< Texture type. 99 SamplerType samplerType; //!< Sampler type. 100 deUint32 flags; //!< Feature flags. 101 tcu::Vec4 w; //!< w coordinates for quad vertices. 102 float bias; //!< User-supplied bias. 103 float ref; //!< Reference value for shadow lookups. 104 105 // color = lookup() * scale + bias 106 tcu::Vec4 colorScale; //!< Scale for texture color values. 107 tcu::Vec4 colorBias; //!< Bias for texture color values. 108 }; 109 110 enum LodMode 111 { 112 LODMODE_EXACT = 0, //!< Ideal lod computation. 113 LODMODE_MIN_BOUND, //!< Use estimation range minimum bound. 114 LODMODE_MAX_BOUND, //!< Use estimation range maximum bound. 115 116 LODMODE_LAST 117 }; 118 119 struct ReferenceParams : public RenderParams 120 { 121 ReferenceParams (TextureType texType_) 122 : RenderParams (texType_) 123 , sampler () 124 , lodMode (LODMODE_EXACT) 125 , minLod (-1000.0f) 126 , maxLod (1000.0f) 127 , baseLevel (0) 128 , maxLevel (1000) 129 { 130 } 131 132 ReferenceParams (TextureType texType_, const tcu::Sampler& sampler_, LodMode lodMode_ = LODMODE_EXACT) 133 : RenderParams (texType_) 134 , sampler (sampler_) 135 , lodMode (lodMode_) 136 , minLod (-1000.0f) 137 , maxLod (1000.0f) 138 , baseLevel (0) 139 , maxLevel (1000) 140 { 141 } 142 143 tcu::Sampler sampler; 144 LodMode lodMode; 145 float minLod; 146 float maxLod; 147 int baseLevel; 148 int maxLevel; 149 }; 150 151 152 SamplerType getSamplerType (tcu::TextureFormat format); 153 SamplerType getFetchSamplerType (tcu::TextureFormat format); 154 155 // Similar to sampleTexture() except uses texelFetch. 156 void fetchTexture (const tcu::SurfaceAccess& dst, const tcu::ConstPixelBufferAccess& src, const float* texCoord, const tcu::Vec4& colorScale, const tcu::Vec4& colorBias); 157 158 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::Texture2DView& src, const float* texCoord, const ReferenceParams& params); 159 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::TextureCubeView& src, const float* texCoord, const ReferenceParams& params); 160 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::Texture2DArrayView& src, const float* texCoord, const ReferenceParams& params); 161 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::Texture3DView& src, const float* texCoord, const ReferenceParams& params); 162 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::TextureCubeArrayView& src, const float* texCoord, const ReferenceParams& params); 163 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::Texture1DView& src, const float* texCoord, const ReferenceParams& params); 164 void sampleTexture (const tcu::SurfaceAccess& dst, const tcu::Texture1DArrayView& src, const float* texCoord, const ReferenceParams& params); 165 166 float computeLodFromDerivates (LodMode mode, float dudx, float dudy); 167 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dudy, float dvdy); 168 float computeLodFromDerivates (LodMode mode, float dudx, float dvdx, float dwdx, float dudy, float dvdy, float dwdy); 169 170 void computeQuadTexCoord1D (std::vector<float>& dst, float left, float right); 171 void computeQuadTexCoord1DArray (std::vector<float>& dst, int layerNdx, float left, float right); 172 void computeQuadTexCoord2D (std::vector<float>& dst, const tcu::Vec2& bottomLeft, const tcu::Vec2& topRight); 173 void computeQuadTexCoord2DArray (std::vector<float>& dst, int layerNdx, const tcu::Vec2& bottomLeft, const tcu::Vec2& topRight); 174 void computeQuadTexCoord3D (std::vector<float>& dst, const tcu::Vec3& p0, const tcu::Vec3& p1, const tcu::IVec3& dirSwz); 175 void computeQuadTexCoordCube (std::vector<float>& dst, tcu::CubeFace face); 176 void computeQuadTexCoordCube (std::vector<float>& dst, tcu::CubeFace face, const tcu::Vec2& bottomLeft, const tcu::Vec2& topRight); 177 void computeQuadTexCoordCubeArray (std::vector<float>& dst, tcu::CubeFace face, const tcu::Vec2& bottomLeft, const tcu::Vec2& topRight, const tcu::Vec2& layerRange); 178 179 bool compareImages (tcu::TestLog& log, const char* name, const char* desc, const tcu::Surface& reference, const tcu::Surface& rendered, tcu::RGBA threshold); 180 bool compareImages (tcu::TestLog& log, const tcu::Surface& reference, const tcu::Surface& rendered, tcu::RGBA threshold); 181 int measureAccuracy (tcu::TestLog& log, const tcu::Surface& reference, const tcu::Surface& rendered, int bestScoreDiff, int worstScoreDiff); 182 183 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 184 const tcu::ConstPixelBufferAccess& reference, 185 const tcu::PixelBufferAccess& errorMask, 186 const tcu::Texture1DView& src, 187 const float* texCoord, 188 const ReferenceParams& sampleParams, 189 const tcu::LookupPrecision& lookupPrec, 190 const tcu::LodPrecision& lodPrec, 191 qpWatchDog* watchDog); 192 193 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 194 const tcu::ConstPixelBufferAccess& reference, 195 const tcu::PixelBufferAccess& errorMask, 196 const tcu::Texture2DView& src, 197 const float* texCoord, 198 const ReferenceParams& sampleParams, 199 const tcu::LookupPrecision& lookupPrec, 200 const tcu::LodPrecision& lodPrec, 201 qpWatchDog* watchDog); 202 203 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 204 const tcu::ConstPixelBufferAccess& reference, 205 const tcu::PixelBufferAccess& errorMask, 206 const tcu::TextureCubeView& src, 207 const float* texCoord, 208 const ReferenceParams& sampleParams, 209 const tcu::LookupPrecision& lookupPrec, 210 const tcu::LodPrecision& lodPrec, 211 qpWatchDog* watchDog); 212 213 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 214 const tcu::ConstPixelBufferAccess& reference, 215 const tcu::PixelBufferAccess& errorMask, 216 const tcu::Texture1DArrayView& src, 217 const float* texCoord, 218 const ReferenceParams& sampleParams, 219 const tcu::LookupPrecision& lookupPrec, 220 const tcu::LodPrecision& lodPrec, 221 qpWatchDog* watchDog); 222 223 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 224 const tcu::ConstPixelBufferAccess& reference, 225 const tcu::PixelBufferAccess& errorMask, 226 const tcu::Texture2DArrayView& src, 227 const float* texCoord, 228 const ReferenceParams& sampleParams, 229 const tcu::LookupPrecision& lookupPrec, 230 const tcu::LodPrecision& lodPrec, 231 qpWatchDog* watchDog); 232 233 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 234 const tcu::ConstPixelBufferAccess& reference, 235 const tcu::PixelBufferAccess& errorMask, 236 const tcu::Texture3DView& src, 237 const float* texCoord, 238 const ReferenceParams& sampleParams, 239 const tcu::LookupPrecision& lookupPrec, 240 const tcu::LodPrecision& lodPrec, 241 qpWatchDog* watchDog); 242 243 int computeTextureLookupDiff (const tcu::ConstPixelBufferAccess& result, 244 const tcu::ConstPixelBufferAccess& reference, 245 const tcu::PixelBufferAccess& errorMask, 246 const tcu::TextureCubeArrayView& src, 247 const float* texCoord, 248 const ReferenceParams& sampleParams, 249 const tcu::LookupPrecision& lookupPrec, 250 const tcu::IVec4& coordBits, 251 const tcu::LodPrecision& lodPrec, 252 qpWatchDog* watchDog); 253 254 bool verifyTextureResult (tcu::TestContext& testCtx, 255 const tcu::ConstPixelBufferAccess& result, 256 const tcu::Texture1DView& src, 257 const float* texCoord, 258 const ReferenceParams& sampleParams, 259 const tcu::LookupPrecision& lookupPrec, 260 const tcu::LodPrecision& lodPrec, 261 const tcu::PixelFormat& pixelFormat); 262 263 bool verifyTextureResult (tcu::TestContext& testCtx, 264 const tcu::ConstPixelBufferAccess& result, 265 const tcu::Texture2DView& src, 266 const float* texCoord, 267 const ReferenceParams& sampleParams, 268 const tcu::LookupPrecision& lookupPrec, 269 const tcu::LodPrecision& lodPrec, 270 const tcu::PixelFormat& pixelFormat); 271 272 bool verifyTextureResult (tcu::TestContext& testCtx, 273 const tcu::ConstPixelBufferAccess& result, 274 const tcu::TextureCubeView& src, 275 const float* texCoord, 276 const ReferenceParams& sampleParams, 277 const tcu::LookupPrecision& lookupPrec, 278 const tcu::LodPrecision& lodPrec, 279 const tcu::PixelFormat& pixelFormat); 280 281 bool verifyTextureResult (tcu::TestContext& testCtx, 282 const tcu::ConstPixelBufferAccess& result, 283 const tcu::Texture1DArrayView& src, 284 const float* texCoord, 285 const ReferenceParams& sampleParams, 286 const tcu::LookupPrecision& lookupPrec, 287 const tcu::LodPrecision& lodPrec, 288 const tcu::PixelFormat& pixelFormat); 289 290 bool verifyTextureResult (tcu::TestContext& testCtx, 291 const tcu::ConstPixelBufferAccess& result, 292 const tcu::Texture2DArrayView& src, 293 const float* texCoord, 294 const ReferenceParams& sampleParams, 295 const tcu::LookupPrecision& lookupPrec, 296 const tcu::LodPrecision& lodPrec, 297 const tcu::PixelFormat& pixelFormat); 298 299 bool verifyTextureResult (tcu::TestContext& testCtx, 300 const tcu::ConstPixelBufferAccess& result, 301 const tcu::Texture3DView& src, 302 const float* texCoord, 303 const ReferenceParams& sampleParams, 304 const tcu::LookupPrecision& lookupPrec, 305 const tcu::LodPrecision& lodPrec, 306 const tcu::PixelFormat& pixelFormat); 307 308 bool verifyTextureResult (tcu::TestContext& testCtx, 309 const tcu::ConstPixelBufferAccess& result, 310 const tcu::TextureCubeArrayView& src, 311 const float* texCoord, 312 const ReferenceParams& sampleParams, 313 const tcu::LookupPrecision& lookupPrec, 314 const tcu::IVec4& coordBits, 315 const tcu::LodPrecision& lodPrec, 316 const tcu::PixelFormat& pixelFormat); 317 318 int computeTextureCompareDiff (const tcu::ConstPixelBufferAccess& result, 319 const tcu::ConstPixelBufferAccess& reference, 320 const tcu::PixelBufferAccess& errorMask, 321 const tcu::Texture2DView& src, 322 const float* texCoord, 323 const ReferenceParams& sampleParams, 324 const tcu::TexComparePrecision& comparePrec, 325 const tcu::LodPrecision& lodPrec, 326 const tcu::Vec3& nonShadowThreshold); 327 328 int computeTextureCompareDiff (const tcu::ConstPixelBufferAccess& result, 329 const tcu::ConstPixelBufferAccess& reference, 330 const tcu::PixelBufferAccess& errorMask, 331 const tcu::TextureCubeView& src, 332 const float* texCoord, 333 const ReferenceParams& sampleParams, 334 const tcu::TexComparePrecision& comparePrec, 335 const tcu::LodPrecision& lodPrec, 336 const tcu::Vec3& nonShadowThreshold); 337 338 int computeTextureCompareDiff (const tcu::ConstPixelBufferAccess& result, 339 const tcu::ConstPixelBufferAccess& reference, 340 const tcu::PixelBufferAccess& errorMask, 341 const tcu::Texture2DArrayView& src, 342 const float* texCoord, 343 const ReferenceParams& sampleParams, 344 const tcu::TexComparePrecision& comparePrec, 345 const tcu::LodPrecision& lodPrec, 346 const tcu::Vec3& nonShadowThreshold); 347 348 349 inline tcu::IVec4 getBitsVec (const tcu::PixelFormat& format) 350 { 351 return tcu::IVec4(format.redBits, format.greenBits, format.blueBits, format.alphaBits); 352 } 353 354 inline tcu::BVec4 getCompareMask (const tcu::PixelFormat& format) 355 { 356 return tcu::BVec4(format.redBits > 0, 357 format.greenBits > 0, 358 format.blueBits > 0, 359 format.alphaBits > 0); 360 } 361 362 363 // Mipmap generation comparison. 364 365 struct GenMipmapPrecision 366 { 367 tcu::IVec3 filterBits; //!< Bits in filtering parameters (fixed-point). 368 tcu::Vec4 colorThreshold; //!< Threshold for color value comparison. 369 tcu::BVec4 colorMask; //!< Color channel comparison mask. 370 }; 371 372 qpTestResult compareGenMipmapResult (tcu::TestLog& log, const tcu::Texture2D& resultTexture, const tcu::Texture2D& level0Reference, const GenMipmapPrecision& precision); 373 qpTestResult compareGenMipmapResult (tcu::TestLog& log, const tcu::TextureCube& resultTexture, const tcu::TextureCube& level0Reference, const GenMipmapPrecision& precision); 374 375 // Utility for logging texture gradient ranges. 376 struct LogGradientFmt 377 { 378 LogGradientFmt (const tcu::Vec4* min_, const tcu::Vec4* max_) : valueMin(min_), valueMax(max_) {} 379 const tcu::Vec4* valueMin; 380 const tcu::Vec4* valueMax; 381 }; 382 383 std::ostream& operator<< (std::ostream& str, const LogGradientFmt& fmt); 384 inline LogGradientFmt formatGradient (const tcu::Vec4* minVal, const tcu::Vec4* maxVal) { return LogGradientFmt(minVal, maxVal); } 385 386 } // TextureTestUtil 387 } // glu 388 389 #endif // _GLUTEXTURETESTUTIL_HPP 390
