Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1 | /*------------------------------------------------------------------------- |
| 2 | * drawElements Quality Program OpenGL ES 3.1 Module |
| 3 | * ------------------------------------------------- |
| 4 | * |
| 5 | * Copyright 2015 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 Primitive bounding box tests. |
| 22 | *//*--------------------------------------------------------------------*/ |
| 23 | |
| 24 | #include "es31fPrimitiveBoundingBoxTests.hpp" |
| 25 | |
| 26 | #include "tcuTestLog.hpp" |
| 27 | #include "tcuRenderTarget.hpp" |
| 28 | #include "tcuSurface.hpp" |
| 29 | #include "tcuTextureUtil.hpp" |
| 30 | #include "tcuVectorUtil.hpp" |
| 31 | #include "gluCallLogWrapper.hpp" |
| 32 | #include "gluContextInfo.hpp" |
| 33 | #include "gluRenderContext.hpp" |
| 34 | #include "gluStrUtil.hpp" |
| 35 | #include "gluShaderProgram.hpp" |
| 36 | #include "gluObjectWrapper.hpp" |
| 37 | #include "gluPixelTransfer.hpp" |
| 38 | #include "glsStateQueryUtil.hpp" |
| 39 | #include "glwFunctions.hpp" |
| 40 | #include "glwEnums.hpp" |
| 41 | #include "deRandom.hpp" |
| 42 | #include "deUniquePtr.hpp" |
| 43 | #include "deStringUtil.hpp" |
| 44 | |
| 45 | #include <vector> |
| 46 | #include <sstream> |
| 47 | #include <algorithm> |
| 48 | |
| 49 | namespace deqp |
| 50 | { |
| 51 | namespace gles31 |
| 52 | { |
| 53 | namespace Functional |
| 54 | { |
| 55 | namespace |
| 56 | { |
| 57 | |
| 58 | namespace StateQueryUtil = ::deqp::gls::StateQueryUtil; |
| 59 | |
| 60 | struct BoundingBox |
| 61 | { |
| 62 | tcu::Vec4 min; |
| 63 | tcu::Vec4 max; |
| 64 | |
| 65 | /*--------------------------------------------------------------------*//*! |
| 66 | * Get component by index of a 8-component vector constructed by |
| 67 | * concatenating 4-component min and max vectors. |
| 68 | *//*--------------------------------------------------------------------*/ |
| 69 | float& getComponentAccess (int ndx); |
| 70 | const float& getComponentAccess (int ndx) const; |
| 71 | }; |
| 72 | |
| 73 | float& BoundingBox::getComponentAccess (int ndx) |
| 74 | { |
| 75 | DE_ASSERT(ndx >= 0 && ndx < 8); |
| 76 | if (ndx < 4) |
| 77 | return min[ndx]; |
| 78 | else |
| 79 | return max[ndx-4]; |
| 80 | } |
| 81 | |
| 82 | const float& BoundingBox::getComponentAccess (int ndx) const |
| 83 | { |
| 84 | return const_cast<BoundingBox*>(this)->getComponentAccess(ndx); |
| 85 | } |
| 86 | |
| 87 | struct ProjectedBBox |
| 88 | { |
| 89 | tcu::Vec3 min; |
| 90 | tcu::Vec3 max; |
| 91 | }; |
| 92 | |
| 93 | static ProjectedBBox projectBoundingBox (const BoundingBox& bbox) |
| 94 | { |
| 95 | const float wMin = de::max(0.0f, bbox.min.w()); // clamp to w=0 as extension requires |
| 96 | const float wMax = de::max(0.0f, bbox.max.w()); |
| 97 | ProjectedBBox retVal; |
| 98 | |
| 99 | retVal.min = tcu::min(bbox.min.swizzle(0, 1, 2) / wMin, |
| 100 | bbox.min.swizzle(0, 1, 2) / wMax); |
| 101 | retVal.max = tcu::max(bbox.max.swizzle(0, 1, 2) / wMin, |
| 102 | bbox.max.swizzle(0, 1, 2) / wMax); |
| 103 | return retVal; |
| 104 | } |
| 105 | |
| 106 | static tcu::IVec4 getViewportBoundingBoxArea (const ProjectedBBox& bbox, const tcu::IVec2& viewportSize, float size = 0.0f) |
| 107 | { |
| 108 | tcu::Vec4 vertexBox; |
| 109 | tcu::IVec4 pixelBox; |
| 110 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 111 | vertexBox.x() = (bbox.min.x() * 0.5f + 0.5f) * (float)viewportSize.x(); |
| 112 | vertexBox.y() = (bbox.min.y() * 0.5f + 0.5f) * (float)viewportSize.y(); |
| 113 | vertexBox.z() = (bbox.max.x() * 0.5f + 0.5f) * (float)viewportSize.x(); |
| 114 | vertexBox.w() = (bbox.max.y() * 0.5f + 0.5f) * (float)viewportSize.y(); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 115 | |
| 116 | pixelBox.x() = deFloorFloatToInt32(vertexBox.x() - size/2.0f); |
| 117 | pixelBox.y() = deFloorFloatToInt32(vertexBox.y() - size/2.0f); |
| 118 | pixelBox.z() = deCeilFloatToInt32(vertexBox.z() + size/2.0f); |
| 119 | pixelBox.w() = deCeilFloatToInt32(vertexBox.w() + size/2.0f); |
| 120 | return pixelBox; |
| 121 | } |
| 122 | |
| 123 | |
| 124 | class InitialValueCase : public TestCase |
| 125 | { |
| 126 | public: |
| 127 | InitialValueCase (Context& context, const char* name, const char* desc); |
| 128 | |
| 129 | void init (void); |
| 130 | IterateResult iterate (void); |
| 131 | }; |
| 132 | |
| 133 | InitialValueCase::InitialValueCase (Context& context, const char* name, const char* desc) |
| 134 | : TestCase(context, name, desc) |
| 135 | { |
| 136 | } |
| 137 | |
| 138 | void InitialValueCase::init (void) |
| 139 | { |
| 140 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 141 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 142 | } |
| 143 | |
| 144 | InitialValueCase::IterateResult InitialValueCase::iterate (void) |
| 145 | { |
| 146 | StateQueryUtil::StateQueryMemoryWriteGuard<glw::GLfloat[8]> state; |
| 147 | glu::CallLogWrapper gl (m_context.getRenderContext().getFunctions(), m_testCtx.getLog()); |
| 148 | |
| 149 | gl.enableLogging(true); |
| 150 | |
| 151 | m_testCtx.getLog() |
| 152 | << tcu::TestLog::Message |
| 153 | << "Querying GL_PRIMITIVE_BOUNDING_BOX_EXT, expecting (-1, -1, -1, 1) (1, 1, 1, 1)" |
| 154 | << tcu::TestLog::EndMessage; |
| 155 | |
| 156 | gl.glGetFloatv(GL_PRIMITIVE_BOUNDING_BOX_EXT, state); |
| 157 | GLU_EXPECT_NO_ERROR(gl.glGetError(), "query"); |
| 158 | |
| 159 | if (!state.verifyValidity(m_testCtx)) |
| 160 | return STOP; |
| 161 | |
| 162 | m_testCtx.getLog() |
| 163 | << tcu::TestLog::Message |
| 164 | << "Got " << tcu::formatArray(&state[0], &state[8]) |
| 165 | << tcu::TestLog::EndMessage; |
| 166 | |
| 167 | if ((state[0] != -1.0f) || (state[1] != -1.0f) || (state[2] != -1.0f) || (state[3] != 1.0f) || |
| 168 | (state[4] != 1.0f) || (state[5] != 1.0f) || (state[6] != 1.0f) || (state[7] != 1.0f)) |
| 169 | { |
| 170 | m_testCtx.getLog() |
| 171 | << tcu::TestLog::Message |
| 172 | << "Error, unexpected value" |
| 173 | << tcu::TestLog::EndMessage; |
| 174 | |
| 175 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Invalid initial value"); |
| 176 | } |
| 177 | else |
| 178 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 179 | |
| 180 | return STOP; |
| 181 | } |
| 182 | |
| 183 | class QueryCase : public TestCase |
| 184 | { |
| 185 | public: |
| 186 | enum QueryMethod |
| 187 | { |
| 188 | QUERY_FLOAT = 0, |
| 189 | QUERY_BOOLEAN, |
| 190 | QUERY_INT, |
| 191 | QUERY_INT64, |
| 192 | |
| 193 | QUERY_LAST |
| 194 | }; |
| 195 | |
| 196 | QueryCase (Context& context, const char* name, const char* desc, QueryMethod method); |
| 197 | |
| 198 | private: |
| 199 | void init (void); |
| 200 | IterateResult iterate (void); |
| 201 | |
| 202 | bool verifyState (glu::CallLogWrapper& gl, const BoundingBox& bbox) const; |
| 203 | |
| 204 | const QueryMethod m_method; |
| 205 | }; |
| 206 | |
| 207 | QueryCase::QueryCase (Context& context, const char* name, const char* desc, QueryMethod method) |
| 208 | : TestCase (context, name, desc) |
| 209 | , m_method (method) |
| 210 | { |
| 211 | DE_ASSERT(method < QUERY_LAST); |
| 212 | } |
| 213 | |
| 214 | void QueryCase::init (void) |
| 215 | { |
| 216 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 217 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 218 | } |
| 219 | |
| 220 | QueryCase::IterateResult QueryCase::iterate (void) |
| 221 | { |
| 222 | static const BoundingBox fixedCases[] = |
| 223 | { |
| 224 | { tcu::Vec4( 0.0f, 0.0f, 0.0f, 0.0f), tcu::Vec4( 0.0f, 0.0f, 0.0f, 0.0f) }, |
| 225 | { tcu::Vec4(-0.0f, -0.0f, -0.0f, -0.0f), tcu::Vec4( 0.0f, 0.0f, 0.0f, -0.0f) }, |
| 226 | { tcu::Vec4( 0.0f, 0.0f, 0.0f, 0.0f), tcu::Vec4( 1.0f, 1.0f, 1.0f, -1.0f) }, |
| 227 | { tcu::Vec4( 2.0f, 2.0f, 2.0f, 2.0f), tcu::Vec4( 1.5f, 1.5f, 1.5f, 1.0f) }, |
| 228 | { tcu::Vec4( 1.0f, 1.0f, 1.0f, 1.0f), tcu::Vec4(-1.0f, -1.0f, -1.0f, -1.0f) }, |
| 229 | { tcu::Vec4( 1.0f, 1.0f, 1.0f, 0.3f), tcu::Vec4(-1.0f, -1.0f, -1.0f, -1.2f) }, |
| 230 | }; |
| 231 | |
| 232 | const int numRandomCases = 9; |
| 233 | glu::CallLogWrapper gl (m_context.getRenderContext().getFunctions(), m_testCtx.getLog()); |
| 234 | de::Random rnd (0xDE3210); |
| 235 | std::vector<BoundingBox> cases; |
| 236 | |
| 237 | cases.insert(cases.begin(), DE_ARRAY_BEGIN(fixedCases), DE_ARRAY_END(fixedCases)); |
| 238 | for (int ndx = 0; ndx < numRandomCases; ++ndx) |
| 239 | { |
| 240 | BoundingBox boundingBox; |
| 241 | |
| 242 | // parameter evaluation order is not guaranteed, cannot just do "max = (rand(), rand(), ...) |
| 243 | for (int coordNdx = 0; coordNdx < 8; ++coordNdx) |
| 244 | boundingBox.getComponentAccess(coordNdx) = rnd.getFloat(-4.0f, 4.0f); |
| 245 | |
| 246 | cases.push_back(boundingBox); |
| 247 | } |
| 248 | |
| 249 | gl.enableLogging(true); |
| 250 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 251 | |
| 252 | for (int caseNdx = 0; caseNdx < (int)cases.size(); ++caseNdx) |
| 253 | { |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 254 | const tcu::ScopedLogSection section (m_testCtx.getLog(), "Iteration", "Iteration " + de::toString(caseNdx+1)); |
| 255 | const BoundingBox& boundingBox = cases[caseNdx]; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 256 | |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 257 | gl.glPrimitiveBoundingBox(boundingBox.min.x(), boundingBox.min.y(), boundingBox.min.z(), boundingBox.min.w(), |
| 258 | boundingBox.max.x(), boundingBox.max.y(), boundingBox.max.z(), boundingBox.max.w()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 259 | |
| 260 | if (!verifyState(gl, boundingBox)) |
| 261 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Unexpected query result"); |
| 262 | } |
| 263 | |
| 264 | return STOP; |
| 265 | } |
| 266 | |
| 267 | bool QueryCase::verifyState (glu::CallLogWrapper& gl, const BoundingBox& bbox) const |
| 268 | { |
| 269 | switch (m_method) |
| 270 | { |
| 271 | case QUERY_FLOAT: |
| 272 | { |
| 273 | StateQueryUtil::StateQueryMemoryWriteGuard<glw::GLfloat[8]> state; |
| 274 | bool error = false; |
| 275 | |
| 276 | gl.glGetFloatv(GL_PRIMITIVE_BOUNDING_BOX_EXT, state); |
| 277 | GLU_EXPECT_NO_ERROR(gl.glGetError(), "query"); |
| 278 | |
| 279 | if (!state.verifyValidity(m_testCtx)) |
| 280 | return false; |
| 281 | |
| 282 | m_testCtx.getLog() |
| 283 | << tcu::TestLog::Message |
| 284 | << "glGetFloatv returned " << tcu::formatArray(&state[0], &state[8]) |
| 285 | << tcu::TestLog::EndMessage; |
| 286 | |
| 287 | for (int ndx = 0; ndx < 8; ++ndx) |
| 288 | if (state[ndx] != bbox.getComponentAccess(ndx)) |
| 289 | error = true; |
| 290 | |
| 291 | if (error) |
| 292 | { |
| 293 | m_testCtx.getLog() |
| 294 | << tcu::TestLog::Message |
| 295 | << "Error, unexpected value\n" |
| 296 | << "Expected [" |
| 297 | << bbox.min.x() << ", " << bbox.min.y() << ", " << bbox.min.z() << ", " << bbox.min.w() << ", " |
| 298 | << bbox.max.x() << ", " << bbox.max.y() << ", " << bbox.max.z() << ", " << bbox.max.w() << "]" |
| 299 | << tcu::TestLog::EndMessage; |
| 300 | return false; |
| 301 | } |
| 302 | return true; |
| 303 | } |
| 304 | |
| 305 | case QUERY_INT: |
| 306 | { |
| 307 | StateQueryUtil::StateQueryMemoryWriteGuard<glw::GLint[8]> state; |
| 308 | bool error = false; |
| 309 | |
| 310 | gl.glGetIntegerv(GL_PRIMITIVE_BOUNDING_BOX_EXT, state); |
| 311 | GLU_EXPECT_NO_ERROR(gl.glGetError(), "query"); |
| 312 | |
| 313 | if (!state.verifyValidity(m_testCtx)) |
| 314 | return false; |
| 315 | |
| 316 | m_testCtx.getLog() |
| 317 | << tcu::TestLog::Message |
| 318 | << "glGetIntegerv returned " << tcu::formatArray(&state[0], &state[8]) |
| 319 | << tcu::TestLog::EndMessage; |
| 320 | |
| 321 | for (int ndx = 0; ndx < 8; ++ndx) |
| 322 | if (state[ndx] != StateQueryUtil::roundGLfloatToNearestIntegerHalfDown<glw::GLint>(bbox.getComponentAccess(ndx)) && |
| 323 | state[ndx] != StateQueryUtil::roundGLfloatToNearestIntegerHalfUp<glw::GLint>(bbox.getComponentAccess(ndx))) |
| 324 | error = true; |
| 325 | |
| 326 | if (error) |
| 327 | { |
| 328 | tcu::MessageBuilder builder(&m_testCtx.getLog()); |
| 329 | |
| 330 | builder << "Error, unexpected value\n" |
| 331 | << "Expected ["; |
| 332 | |
| 333 | for (int ndx = 0; ndx < 8; ++ndx) |
| 334 | { |
| 335 | const glw::GLint roundDown = StateQueryUtil::roundGLfloatToNearestIntegerHalfDown<glw::GLint>(bbox.getComponentAccess(ndx)); |
| 336 | const glw::GLint roundUp = StateQueryUtil::roundGLfloatToNearestIntegerHalfUp<glw::GLint>(bbox.getComponentAccess(ndx)); |
| 337 | |
| 338 | if (ndx != 0) |
| 339 | builder << ", "; |
| 340 | |
| 341 | if (roundDown == roundUp) |
| 342 | builder << roundDown; |
| 343 | else |
| 344 | builder << "{" << roundDown << ", " << roundUp << "}"; |
| 345 | } |
| 346 | |
| 347 | builder << "]" |
| 348 | << tcu::TestLog::EndMessage; |
| 349 | return false; |
| 350 | } |
| 351 | return true; |
| 352 | } |
| 353 | |
| 354 | case QUERY_INT64: |
| 355 | { |
| 356 | StateQueryUtil::StateQueryMemoryWriteGuard<glw::GLint64[8]> state; |
| 357 | bool error = false; |
| 358 | |
| 359 | gl.glGetInteger64v(GL_PRIMITIVE_BOUNDING_BOX_EXT, state); |
| 360 | GLU_EXPECT_NO_ERROR(gl.glGetError(), "query"); |
| 361 | |
| 362 | if (!state.verifyValidity(m_testCtx)) |
| 363 | return false; |
| 364 | |
| 365 | m_testCtx.getLog() |
| 366 | << tcu::TestLog::Message |
| 367 | << "glGetInteger64v returned " << tcu::formatArray(&state[0], &state[8]) |
| 368 | << tcu::TestLog::EndMessage; |
| 369 | |
| 370 | for (int ndx = 0; ndx < 8; ++ndx) |
| 371 | if (state[ndx] != StateQueryUtil::roundGLfloatToNearestIntegerHalfDown<glw::GLint64>(bbox.getComponentAccess(ndx)) && |
| 372 | state[ndx] != StateQueryUtil::roundGLfloatToNearestIntegerHalfUp<glw::GLint64>(bbox.getComponentAccess(ndx))) |
| 373 | error = true; |
| 374 | |
| 375 | if (error) |
| 376 | { |
| 377 | tcu::MessageBuilder builder(&m_testCtx.getLog()); |
| 378 | |
| 379 | builder << "Error, unexpected value\n" |
| 380 | << "Expected ["; |
| 381 | |
| 382 | for (int ndx = 0; ndx < 8; ++ndx) |
| 383 | { |
| 384 | const glw::GLint64 roundDown = StateQueryUtil::roundGLfloatToNearestIntegerHalfDown<glw::GLint64>(bbox.getComponentAccess(ndx)); |
| 385 | const glw::GLint64 roundUp = StateQueryUtil::roundGLfloatToNearestIntegerHalfUp<glw::GLint64>(bbox.getComponentAccess(ndx)); |
| 386 | |
| 387 | if (ndx != 0) |
| 388 | builder << ", "; |
| 389 | |
| 390 | if (roundDown == roundUp) |
| 391 | builder << roundDown; |
| 392 | else |
| 393 | builder << "{" << roundDown << ", " << roundUp << "}"; |
| 394 | } |
| 395 | |
| 396 | builder << "]" |
| 397 | << tcu::TestLog::EndMessage; |
| 398 | return false; |
| 399 | } |
| 400 | return true; |
| 401 | } |
| 402 | |
| 403 | case QUERY_BOOLEAN: |
| 404 | { |
| 405 | StateQueryUtil::StateQueryMemoryWriteGuard<glw::GLboolean[8]> state; |
| 406 | bool error = false; |
| 407 | |
| 408 | gl.glGetBooleanv(GL_PRIMITIVE_BOUNDING_BOX_EXT, state); |
| 409 | GLU_EXPECT_NO_ERROR(gl.glGetError(), "query"); |
| 410 | |
| 411 | if (!state.verifyValidity(m_testCtx)) |
| 412 | return false; |
| 413 | |
| 414 | m_testCtx.getLog() |
| 415 | << tcu::TestLog::Message |
| 416 | << "glGetBooleanv returned [" |
| 417 | << glu::getBooleanStr(state[0]) << ", " << glu::getBooleanStr(state[1]) << ", " << glu::getBooleanStr(state[2]) << ", " << glu::getBooleanStr(state[3]) << ", " |
| 418 | << glu::getBooleanStr(state[4]) << ", " << glu::getBooleanStr(state[5]) << ", " << glu::getBooleanStr(state[6]) << ", " << glu::getBooleanStr(state[7]) << "]\n" |
| 419 | << tcu::TestLog::EndMessage; |
| 420 | |
| 421 | for (int ndx = 0; ndx < 8; ++ndx) |
| 422 | if (state[ndx] != ((bbox.getComponentAccess(ndx) != 0.0f) ? (GL_TRUE) : (GL_FALSE))) |
| 423 | error = true; |
| 424 | |
| 425 | if (error) |
| 426 | { |
| 427 | tcu::MessageBuilder builder(&m_testCtx.getLog()); |
| 428 | |
| 429 | builder << "Error, unexpected value\n" |
| 430 | << "Expected ["; |
| 431 | |
| 432 | for (int ndx = 0; ndx < 8; ++ndx) |
| 433 | { |
| 434 | if (ndx != 0) |
| 435 | builder << ", "; |
| 436 | |
| 437 | builder << ((bbox.getComponentAccess(ndx) != 0.0f) ? ("GL_TRUE") : ("GL_FALSE")); |
| 438 | } |
| 439 | |
| 440 | builder << "]" |
| 441 | << tcu::TestLog::EndMessage; |
| 442 | return false; |
| 443 | } |
| 444 | return true; |
| 445 | } |
| 446 | |
| 447 | default: |
| 448 | DE_ASSERT(false); |
| 449 | return true; |
| 450 | } |
| 451 | } |
| 452 | |
| 453 | class BBoxRenderCase : public TestCase |
| 454 | { |
| 455 | public: |
| 456 | enum |
| 457 | { |
| 458 | FLAG_RENDERTARGET_DEFAULT = 1u << 0, //!< render to default renderbuffer |
| 459 | FLAG_RENDERTARGET_FBO = 1u << 1, //!< render to framebuffer object |
| 460 | |
| 461 | FLAG_BBOXSIZE_EQUAL = 1u << 2, //!< set tight primitive bounding box |
| 462 | FLAG_BBOXSIZE_LARGER = 1u << 3, //!< set padded primitive bounding box |
| 463 | FLAG_BBOXSIZE_SMALLER = 1u << 4, //!< set too small primitive bounding box |
| 464 | |
| 465 | FLAG_TESSELLATION = 1u << 5, //!< use tessellation shader |
| 466 | FLAG_GEOMETRY = 1u << 6, //!< use geometry shader |
| 467 | |
| 468 | FLAG_SET_BBOX_STATE = 1u << 7, //!< set primitive bounding box using global state |
| 469 | FLAG_SET_BBOX_OUTPUT = 1u << 8, //!< set primitive bounding box using tessellation output |
| 470 | FLAG_PER_PRIMITIVE_BBOX = 1u << 9, //!< set primitive bounding per primitive |
| 471 | |
| 472 | FLAGBIT_USER_BIT = 10u //!< bits N and and up are reserved for subclasses |
| 473 | }; |
| 474 | |
| 475 | BBoxRenderCase (Context& context, const char* name, const char* description, int numIterations, deUint32 flags); |
| 476 | ~BBoxRenderCase (void); |
| 477 | |
| 478 | protected: |
| 479 | enum RenderTarget |
| 480 | { |
| 481 | RENDERTARGET_DEFAULT, |
| 482 | RENDERTARGET_FBO, |
| 483 | }; |
| 484 | enum BBoxSize |
| 485 | { |
| 486 | BBOXSIZE_EQUAL, |
| 487 | BBOXSIZE_LARGER, |
| 488 | BBOXSIZE_SMALLER, |
| 489 | }; |
| 490 | |
| 491 | enum |
| 492 | { |
| 493 | RENDER_TARGET_MIN_SIZE = 256, |
| 494 | FBO_SIZE = 512, |
| 495 | MIN_VIEWPORT_SIZE = 256, |
| 496 | MAX_VIEWPORT_SIZE = 512, |
| 497 | }; |
| 498 | DE_STATIC_ASSERT(MIN_VIEWPORT_SIZE <= RENDER_TARGET_MIN_SIZE); |
| 499 | |
| 500 | enum |
| 501 | { |
| 502 | VA_POS_VEC_NDX = 0, |
| 503 | VA_COL_VEC_NDX = 1, |
| 504 | VA_NUM_ATTRIB_VECS = 2, |
| 505 | }; |
| 506 | |
| 507 | enum AABBRoundDirection |
| 508 | { |
| 509 | ROUND_INWARDS = 0, |
| 510 | ROUND_OUTWARDS |
| 511 | }; |
| 512 | |
| 513 | struct IterationConfig |
| 514 | { |
| 515 | tcu::IVec2 viewportPos; |
| 516 | tcu::IVec2 viewportSize; |
| 517 | tcu::Vec2 patternPos; //!< in NDC |
| 518 | tcu::Vec2 patternSize; //!< in NDC |
| 519 | BoundingBox bbox; |
| 520 | }; |
| 521 | |
| 522 | virtual void init (void); |
| 523 | virtual void deinit (void); |
| 524 | IterateResult iterate (void); |
| 525 | |
| 526 | virtual std::string genVertexSource (void) const = 0; |
| 527 | virtual std::string genFragmentSource (void) const = 0; |
| 528 | virtual std::string genTessellationControlSource (void) const = 0; |
| 529 | virtual std::string genTessellationEvaluationSource (void) const = 0; |
| 530 | virtual std::string genGeometrySource (void) const = 0; |
| 531 | |
| 532 | virtual IterationConfig generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const = 0; |
| 533 | virtual void getAttributeData (std::vector<tcu::Vec4>& data) const = 0; |
| 534 | virtual void renderTestPattern (const IterationConfig& config) = 0; |
| 535 | virtual void verifyRenderResult (const IterationConfig& config) = 0; |
| 536 | |
| 537 | IterationConfig generateRandomConfig (int seed, const tcu::IVec2& renderTargetSize) const; |
| 538 | tcu::IVec4 getViewportPatternArea (const tcu::Vec2& patternPos, const tcu::Vec2& patternSize, const tcu::IVec2& viewportSize, AABBRoundDirection roundDir) const; |
| 539 | |
| 540 | void setupRender (const IterationConfig& config); |
| 541 | |
| 542 | enum ShaderFunction |
| 543 | { |
| 544 | SHADER_FUNC_MIRROR_X, |
| 545 | SHADER_FUNC_MIRROR_Y, |
| 546 | SHADER_FUNC_INSIDE_BBOX, |
| 547 | }; |
| 548 | |
| 549 | const char* genShaderFunction (ShaderFunction func) const; |
| 550 | |
| 551 | const RenderTarget m_renderTarget; |
| 552 | const BBoxSize m_bboxSize; |
| 553 | const bool m_hasTessellationStage; |
| 554 | const bool m_hasGeometryStage; |
| 555 | const bool m_useGlobalState; |
| 556 | const bool m_calcPerPrimitiveBBox; |
| 557 | const int m_numIterations; |
| 558 | |
| 559 | de::MovePtr<glu::ShaderProgram> m_program; |
| 560 | de::MovePtr<glu::Buffer> m_vbo; |
| 561 | de::MovePtr<glu::Framebuffer> m_fbo; |
| 562 | |
| 563 | private: |
| 564 | std::vector<IterationConfig> m_iterationConfigs; |
| 565 | int m_iteration; |
| 566 | }; |
| 567 | |
| 568 | BBoxRenderCase::BBoxRenderCase (Context& context, const char* name, const char* description, int numIterations, deUint32 flags) |
| 569 | : TestCase (context, name, description) |
| 570 | , m_renderTarget ((flags & FLAG_RENDERTARGET_DEFAULT) ? (RENDERTARGET_DEFAULT) : (RENDERTARGET_FBO)) |
| 571 | , m_bboxSize ((flags & FLAG_BBOXSIZE_EQUAL) ? (BBOXSIZE_EQUAL) : (flags & FLAG_BBOXSIZE_SMALLER) ? (BBOXSIZE_SMALLER) : (BBOXSIZE_LARGER)) |
| 572 | , m_hasTessellationStage ((flags & FLAG_TESSELLATION) != 0) |
| 573 | , m_hasGeometryStage ((flags & FLAG_GEOMETRY) != 0) |
| 574 | , m_useGlobalState ((flags & FLAG_SET_BBOX_STATE) != 0) |
| 575 | , m_calcPerPrimitiveBBox ((flags & FLAG_PER_PRIMITIVE_BBOX) != 0) |
| 576 | , m_numIterations (numIterations) |
| 577 | , m_iteration (0) |
| 578 | { |
| 579 | // validate flags |
| 580 | DE_ASSERT((((m_renderTarget == RENDERTARGET_DEFAULT) ? (FLAG_RENDERTARGET_DEFAULT) : (0)) | |
| 581 | ((m_renderTarget == RENDERTARGET_FBO) ? (FLAG_RENDERTARGET_FBO) : (0)) | |
| 582 | ((m_bboxSize == BBOXSIZE_EQUAL) ? (FLAG_BBOXSIZE_EQUAL) : (0)) | |
| 583 | ((m_bboxSize == BBOXSIZE_LARGER) ? (FLAG_BBOXSIZE_LARGER) : (0)) | |
| 584 | ((m_bboxSize == BBOXSIZE_SMALLER) ? (FLAG_BBOXSIZE_SMALLER) : (0)) | |
| 585 | ((m_hasTessellationStage) ? (FLAG_TESSELLATION) : (0)) | |
| 586 | ((m_hasGeometryStage) ? (FLAG_GEOMETRY) : (0)) | |
| 587 | ((m_useGlobalState) ? (FLAG_SET_BBOX_STATE) : (0)) | |
| 588 | ((!m_useGlobalState) ? (FLAG_SET_BBOX_OUTPUT) : (0)) | |
| 589 | ((m_calcPerPrimitiveBBox) ? (FLAG_PER_PRIMITIVE_BBOX) : (0))) == (flags & ((1u << FLAGBIT_USER_BIT) - 1))); |
| 590 | |
| 591 | DE_ASSERT(m_useGlobalState || m_hasTessellationStage); // using non-global state requires tessellation |
| 592 | |
| 593 | if (m_calcPerPrimitiveBBox) |
| 594 | { |
| 595 | DE_ASSERT(!m_useGlobalState); // per-primitive test requires per-primitive (non-global) state |
| 596 | DE_ASSERT(m_bboxSize == BBOXSIZE_EQUAL); // smaller is hard to verify, larger not interesting |
| 597 | } |
| 598 | } |
| 599 | |
| 600 | BBoxRenderCase::~BBoxRenderCase (void) |
| 601 | { |
| 602 | deinit(); |
| 603 | } |
| 604 | |
| 605 | void BBoxRenderCase::init (void) |
| 606 | { |
| 607 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 608 | const tcu::IVec2 renderTargetSize = (m_renderTarget == RENDERTARGET_DEFAULT) ? |
| 609 | (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight())) : |
| 610 | (tcu::IVec2(FBO_SIZE, FBO_SIZE)); |
| 611 | |
| 612 | // requirements |
| 613 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 614 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 615 | if (m_hasTessellationStage && !m_context.getContextInfo().isExtensionSupported("GL_EXT_tessellation_shader")) |
| 616 | throw tcu::NotSupportedError("Test requires GL_EXT_tessellation_shader extension"); |
| 617 | if (m_hasGeometryStage && !m_context.getContextInfo().isExtensionSupported("GL_EXT_geometry_shader")) |
| 618 | throw tcu::NotSupportedError("Test requires GL_EXT_geometry_shader extension"); |
| 619 | if (m_renderTarget == RENDERTARGET_DEFAULT && (renderTargetSize.x() < RENDER_TARGET_MIN_SIZE || renderTargetSize.y() < RENDER_TARGET_MIN_SIZE)) |
| 620 | throw tcu::NotSupportedError(std::string() + "Test requires " + de::toString<int>(RENDER_TARGET_MIN_SIZE) + "x" + de::toString<int>(RENDER_TARGET_MIN_SIZE) + " default framebuffer"); |
| 621 | |
| 622 | // log case specifics |
| 623 | m_testCtx.getLog() |
| 624 | << tcu::TestLog::Message |
| 625 | << "Setting primitive bounding box " |
| 626 | << ((m_calcPerPrimitiveBBox) ? ("to exactly cover each generated primitive") |
| 627 | : (m_bboxSize == BBOXSIZE_EQUAL) ? ("to exactly cover rendered grid") |
| 628 | : (m_bboxSize == BBOXSIZE_LARGER) ? ("to cover the grid and include some padding") |
| 629 | : (m_bboxSize == BBOXSIZE_SMALLER) ? ("to cover only a subset of the grid") |
| 630 | : (DE_NULL)) |
| 631 | << ".\n" |
| 632 | << "Rendering with vertex" |
| 633 | << ((m_hasTessellationStage) ? ("-tessellation{ctrl,eval}") : ("")) |
| 634 | << ((m_hasGeometryStage) ? ("-geometry") : ("")) |
| 635 | << "-fragment program.\n" |
| 636 | << "Set bounding box using " |
| 637 | << ((m_useGlobalState) ? ("PRIMITIVE_BOUNDING_BOX_EXT state") : ("gl_BoundingBoxEXT output")) |
| 638 | << "\n" |
| 639 | << "Verifying rendering results are valid within the bounding box." |
| 640 | << tcu::TestLog::EndMessage; |
| 641 | |
| 642 | // resources |
| 643 | |
| 644 | { |
| 645 | glu::ProgramSources sources; |
| 646 | sources << glu::VertexSource(genVertexSource()); |
| 647 | sources << glu::FragmentSource(genFragmentSource()); |
| 648 | |
| 649 | if (m_hasTessellationStage) |
| 650 | sources << glu::TessellationControlSource(genTessellationControlSource()) |
| 651 | << glu::TessellationEvaluationSource(genTessellationEvaluationSource()); |
| 652 | if (m_hasGeometryStage) |
| 653 | sources << glu::GeometrySource(genGeometrySource()); |
| 654 | |
| 655 | m_program = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), sources)); |
| 656 | GLU_EXPECT_NO_ERROR(gl.getError(), "build program"); |
| 657 | |
| 658 | { |
| 659 | const tcu::ScopedLogSection section(m_testCtx.getLog(), "ShaderProgram", "Shader program"); |
| 660 | m_testCtx.getLog() << *m_program; |
| 661 | } |
| 662 | |
| 663 | if (!m_program->isOk()) |
| 664 | throw tcu::TestError("failed to build program"); |
| 665 | } |
| 666 | |
| 667 | if (m_renderTarget == RENDERTARGET_FBO) |
| 668 | { |
| 669 | glu::Texture colorAttachment(m_context.getRenderContext()); |
| 670 | |
| 671 | gl.bindTexture(GL_TEXTURE_2D, *colorAttachment); |
| 672 | gl.texStorage2D(GL_TEXTURE_2D, 1, GL_RGBA8, FBO_SIZE, FBO_SIZE); |
| 673 | GLU_EXPECT_NO_ERROR(gl.getError(), "gen tex"); |
| 674 | |
| 675 | m_fbo = de::MovePtr<glu::Framebuffer>(new glu::Framebuffer(m_context.getRenderContext())); |
| 676 | gl.bindFramebuffer(GL_DRAW_FRAMEBUFFER, **m_fbo); |
| 677 | gl.framebufferTexture2D(GL_DRAW_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_TEXTURE_2D, *colorAttachment, 0); |
| 678 | GLU_EXPECT_NO_ERROR(gl.getError(), "attach"); |
| 679 | |
| 680 | // unbind to prevent texture name deletion from removing it from current fbo attachments |
| 681 | gl.bindFramebuffer(GL_DRAW_FRAMEBUFFER, 0); |
| 682 | } |
| 683 | |
| 684 | { |
| 685 | std::vector<tcu::Vec4> data; |
| 686 | |
| 687 | getAttributeData(data); |
| 688 | |
| 689 | m_vbo = de::MovePtr<glu::Buffer>(new glu::Buffer(m_context.getRenderContext())); |
| 690 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 691 | gl.bufferData(GL_ARRAY_BUFFER, (int)(data.size() * sizeof(tcu::Vec4)), &data[0], GL_STATIC_DRAW); |
| 692 | GLU_EXPECT_NO_ERROR(gl.getError(), "create vbo"); |
| 693 | } |
| 694 | |
| 695 | // Iterations |
| 696 | for (int iterationNdx = 0; iterationNdx < m_numIterations; ++iterationNdx) |
| 697 | m_iterationConfigs.push_back(generateConfig(iterationNdx, renderTargetSize)); |
| 698 | } |
| 699 | |
| 700 | void BBoxRenderCase::deinit (void) |
| 701 | { |
| 702 | m_program.clear(); |
| 703 | m_vbo.clear(); |
| 704 | m_fbo.clear(); |
| 705 | } |
| 706 | |
| 707 | BBoxRenderCase::IterateResult BBoxRenderCase::iterate (void) |
| 708 | { |
| 709 | const tcu::ScopedLogSection section (m_testCtx.getLog(), |
| 710 | std::string() + "Iteration" + de::toString((int)m_iteration), |
| 711 | std::string() + "Iteration " + de::toString((int)m_iteration+1) + "/" + de::toString((int)m_iterationConfigs.size())); |
| 712 | const IterationConfig& config = m_iterationConfigs[m_iteration]; |
| 713 | |
| 714 | // default |
| 715 | if (m_iteration == 0) |
| 716 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 717 | |
| 718 | renderTestPattern(config); |
| 719 | verifyRenderResult(config); |
| 720 | |
| 721 | if (++m_iteration < (int)m_iterationConfigs.size()) |
| 722 | return CONTINUE; |
| 723 | |
| 724 | return STOP; |
| 725 | } |
| 726 | |
| 727 | BBoxRenderCase::IterationConfig BBoxRenderCase::generateRandomConfig (int seed, const tcu::IVec2& renderTargetSize) const |
| 728 | { |
| 729 | de::Random rnd (seed); |
| 730 | IterationConfig config; |
| 731 | |
| 732 | // viewport config |
| 733 | config.viewportSize.x() = rnd.getInt(MIN_VIEWPORT_SIZE, de::min<int>(renderTargetSize.x(), MAX_VIEWPORT_SIZE)); |
| 734 | config.viewportSize.y() = rnd.getInt(MIN_VIEWPORT_SIZE, de::min<int>(renderTargetSize.y(), MAX_VIEWPORT_SIZE)); |
| 735 | config.viewportPos.x() = rnd.getInt(0, renderTargetSize.x() - config.viewportSize.x()); |
| 736 | config.viewportPos.y() = rnd.getInt(0, renderTargetSize.y() - config.viewportSize.y()); |
| 737 | |
| 738 | // pattern location inside viewport |
| 739 | config.patternSize.x() = rnd.getFloat(0.4f, 1.4f); |
| 740 | config.patternSize.y() = rnd.getFloat(0.4f, 1.4f); |
| 741 | config.patternPos.x() = rnd.getFloat(-1.0f, 1.0f - config.patternSize.x()); |
| 742 | config.patternPos.y() = rnd.getFloat(-1.0f, 1.0f - config.patternSize.y()); |
| 743 | |
| 744 | // accurate bounding box |
| 745 | config.bbox.min = tcu::Vec4(config.patternPos.x(), config.patternPos.y(), 0.0f, 1.0f); |
| 746 | config.bbox.max = tcu::Vec4(config.patternPos.x() + config.patternSize.x(), config.patternPos.y() + config.patternSize.y(), 0.0f, 1.0f); |
| 747 | |
| 748 | if (m_bboxSize == BBOXSIZE_LARGER) |
| 749 | { |
| 750 | // increase bbox size |
| 751 | config.bbox.min.x() -= rnd.getFloat() * 0.5f; |
| 752 | config.bbox.min.y() -= rnd.getFloat() * 0.5f; |
| 753 | config.bbox.min.z() -= rnd.getFloat() * 0.5f; |
| 754 | |
| 755 | config.bbox.max.x() += rnd.getFloat() * 0.5f; |
| 756 | config.bbox.max.y() += rnd.getFloat() * 0.5f; |
| 757 | config.bbox.max.z() += rnd.getFloat() * 0.5f; |
| 758 | } |
| 759 | else if (m_bboxSize == BBOXSIZE_SMALLER) |
| 760 | { |
| 761 | // reduce bbox size |
| 762 | config.bbox.min.x() += rnd.getFloat() * 0.4f * config.patternSize.x(); |
| 763 | config.bbox.min.y() += rnd.getFloat() * 0.4f * config.patternSize.y(); |
| 764 | |
| 765 | config.bbox.max.x() -= rnd.getFloat() * 0.4f * config.patternSize.x(); |
| 766 | config.bbox.max.y() -= rnd.getFloat() * 0.4f * config.patternSize.y(); |
| 767 | } |
| 768 | |
| 769 | return config; |
| 770 | } |
| 771 | |
| 772 | tcu::IVec4 BBoxRenderCase::getViewportPatternArea (const tcu::Vec2& patternPos, const tcu::Vec2& patternSize, const tcu::IVec2& viewportSize, AABBRoundDirection roundDir) const |
| 773 | { |
| 774 | const float halfPixel = 0.5f; |
| 775 | tcu::Vec4 vertexBox; |
| 776 | tcu::IVec4 pixelBox; |
| 777 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 778 | vertexBox.x() = (patternPos.x() * 0.5f + 0.5f) * (float)viewportSize.x(); |
| 779 | vertexBox.y() = (patternPos.y() * 0.5f + 0.5f) * (float)viewportSize.y(); |
| 780 | vertexBox.z() = ((patternPos.x() + patternSize.x()) * 0.5f + 0.5f) * (float)viewportSize.x(); |
| 781 | vertexBox.w() = ((patternPos.y() + patternSize.y()) * 0.5f + 0.5f) * (float)viewportSize.y(); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 782 | |
| 783 | if (roundDir == ROUND_INWARDS) |
| 784 | { |
| 785 | pixelBox.x() = (int)deFloatCeil(vertexBox.x()+halfPixel); |
| 786 | pixelBox.y() = (int)deFloatCeil(vertexBox.y()+halfPixel); |
| 787 | pixelBox.z() = (int)deFloatFloor(vertexBox.z()-halfPixel); |
| 788 | pixelBox.w() = (int)deFloatFloor(vertexBox.w()-halfPixel); |
| 789 | } |
| 790 | else |
| 791 | { |
| 792 | pixelBox.x() = (int)deFloatFloor(vertexBox.x()-halfPixel); |
| 793 | pixelBox.y() = (int)deFloatFloor(vertexBox.y()-halfPixel); |
| 794 | pixelBox.z() = (int)deFloatCeil(vertexBox.z()+halfPixel); |
| 795 | pixelBox.w() = (int)deFloatCeil(vertexBox.w()+halfPixel); |
| 796 | } |
| 797 | |
| 798 | return pixelBox; |
| 799 | } |
| 800 | |
| 801 | void BBoxRenderCase::setupRender (const IterationConfig& config) |
| 802 | { |
| 803 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 804 | const glw::GLint posLocation = gl.getAttribLocation(m_program->getProgram(), "a_position"); |
| 805 | const glw::GLint colLocation = gl.getAttribLocation(m_program->getProgram(), "a_color"); |
| 806 | const glw::GLint posScaleLocation = gl.getUniformLocation(m_program->getProgram(), "u_posScale"); |
| 807 | |
| 808 | TCU_CHECK(posLocation != -1); |
| 809 | TCU_CHECK(colLocation != -1); |
| 810 | TCU_CHECK(posScaleLocation != -1); |
| 811 | |
| 812 | m_testCtx.getLog() |
| 813 | << tcu::TestLog::Message |
| 814 | << "Setting viewport to (" |
| 815 | << "x: " << config.viewportPos.x() << ", " |
| 816 | << "y: " << config.viewportPos.y() << ", " |
| 817 | << "w: " << config.viewportSize.x() << ", " |
| 818 | << "h: " << config.viewportSize.y() << ")\n" |
| 819 | << "Vertex coordinates are in range:\n" |
| 820 | << "\tx: [" << config.patternPos.x() << ", " << (config.patternPos.x() + config.patternSize.x()) << "]\n" |
| 821 | << "\ty: [" << config.patternPos.y() << ", " << (config.patternPos.y() + config.patternSize.y()) << "]\n" |
| 822 | << tcu::TestLog::EndMessage; |
| 823 | |
| 824 | if (!m_calcPerPrimitiveBBox) |
| 825 | m_testCtx.getLog() |
| 826 | << tcu::TestLog::Message |
| 827 | << "Setting primitive bounding box to:\n" |
| 828 | << "\t" << config.bbox.min << "\n" |
| 829 | << "\t" << config.bbox.max << "\n" |
| 830 | << tcu::TestLog::EndMessage; |
| 831 | |
| 832 | if (m_useGlobalState) |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 833 | gl.primitiveBoundingBox(config.bbox.min.x(), config.bbox.min.y(), config.bbox.min.z(), config.bbox.min.w(), |
| 834 | config.bbox.max.x(), config.bbox.max.y(), config.bbox.max.z(), config.bbox.max.w()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 835 | else |
| 836 | // state is overriden by the tessellation output, set bbox to invisible area to imitiate dirty state left by application |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 837 | gl.primitiveBoundingBox(-2.0f, -2.0f, 0.0f, 1.0f, |
| 838 | -1.7f, -1.7f, 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 839 | |
| 840 | if (m_fbo) |
| 841 | gl.bindFramebuffer(GL_DRAW_FRAMEBUFFER, **m_fbo); |
| 842 | |
| 843 | gl.viewport(config.viewportPos.x(), config.viewportPos.y(), config.viewportSize.x(), config.viewportSize.y()); |
| 844 | gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f); |
| 845 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 846 | |
| 847 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 848 | gl.vertexAttribPointer(posLocation, 4, GL_FLOAT, GL_FALSE, (int)(VA_NUM_ATTRIB_VECS * sizeof(float[4])), (const float*)DE_NULL + 4 * VA_POS_VEC_NDX); |
| 849 | gl.vertexAttribPointer(colLocation, 4, GL_FLOAT, GL_FALSE, (int)(VA_NUM_ATTRIB_VECS * sizeof(float[4])), (const float*)DE_NULL + 4 * VA_COL_VEC_NDX); |
| 850 | gl.enableVertexAttribArray(posLocation); |
| 851 | gl.enableVertexAttribArray(colLocation); |
| 852 | gl.useProgram(m_program->getProgram()); |
| 853 | gl.uniform4f(posScaleLocation, config.patternPos.x(), config.patternPos.y(), config.patternSize.x(), config.patternSize.y()); |
| 854 | |
| 855 | { |
| 856 | const glw::GLint bboxMinPos = gl.getUniformLocation(m_program->getProgram(), "u_primitiveBBoxMin"); |
| 857 | const glw::GLint bboxMaxPos = gl.getUniformLocation(m_program->getProgram(), "u_primitiveBBoxMax"); |
| 858 | |
| 859 | gl.uniform4f(bboxMinPos, config.bbox.min.x(), config.bbox.min.y(), config.bbox.min.z(), config.bbox.min.w()); |
| 860 | gl.uniform4f(bboxMaxPos, config.bbox.max.x(), config.bbox.max.y(), config.bbox.max.z(), config.bbox.max.w()); |
| 861 | } |
| 862 | |
| 863 | gl.uniform2i(gl.getUniformLocation(m_program->getProgram(), "u_viewportPos"), config.viewportPos.x(), config.viewportPos.y()); |
| 864 | gl.uniform2i(gl.getUniformLocation(m_program->getProgram(), "u_viewportSize"), config.viewportSize.x(), config.viewportSize.y()); |
| 865 | |
| 866 | GLU_EXPECT_NO_ERROR(gl.getError(), "setup"); |
| 867 | } |
| 868 | |
| 869 | const char* BBoxRenderCase::genShaderFunction (ShaderFunction func) const |
| 870 | { |
| 871 | switch (func) |
| 872 | { |
| 873 | case SHADER_FUNC_MIRROR_X: |
| 874 | return "vec4 mirrorX(in highp vec4 p)\n" |
| 875 | "{\n" |
| 876 | " highp vec2 patternOffset = u_posScale.xy;\n" |
| 877 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 878 | " highp vec2 patternCenter = patternOffset + patternScale * 0.5;\n" |
| 879 | " return vec4(2.0 * patternCenter.x - p.x, p.y, p.z, p.w);\n" |
| 880 | "}\n"; |
| 881 | |
| 882 | case SHADER_FUNC_MIRROR_Y: |
| 883 | return "vec4 mirrorY(in highp vec4 p)\n" |
| 884 | "{\n" |
| 885 | " highp vec2 patternOffset = u_posScale.xy;\n" |
| 886 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 887 | " highp vec2 patternCenter = patternOffset + patternScale * 0.5;\n" |
| 888 | " return vec4(p.x, 2.0 * patternCenter.y - p.y, p.z, p.w);\n" |
| 889 | "}\n"; |
| 890 | |
| 891 | case SHADER_FUNC_INSIDE_BBOX: |
| 892 | return "uniform highp ivec2 u_viewportPos;\n" |
| 893 | "uniform highp ivec2 u_viewportSize;\n" |
| 894 | "flat in highp float v_bbox_expansionSize;\n" |
| 895 | "flat in highp vec3 v_bbox_clipMin;\n" |
| 896 | "flat in highp vec3 v_bbox_clipMax;\n" |
| 897 | "\n" |
| 898 | "bool fragmentInsideTheBBox(in highp float depth)\n" |
| 899 | "{\n" |
| 900 | " highp vec4 wc = vec4(floor((v_bbox_clipMin.x * 0.5 + 0.5) * float(u_viewportSize.x) - v_bbox_expansionSize/2.0),\n" |
| 901 | " floor((v_bbox_clipMin.y * 0.5 + 0.5) * float(u_viewportSize.y) - v_bbox_expansionSize/2.0),\n" |
| 902 | " ceil((v_bbox_clipMax.x * 0.5 + 0.5) * float(u_viewportSize.x) + v_bbox_expansionSize/2.0),\n" |
| 903 | " ceil((v_bbox_clipMax.y * 0.5 + 0.5) * float(u_viewportSize.y) + v_bbox_expansionSize/2.0));\n" |
| 904 | " if (gl_FragCoord.x < float(u_viewportPos.x) + wc.x || gl_FragCoord.x > float(u_viewportPos.x) + wc.z ||\n" |
| 905 | " gl_FragCoord.y < float(u_viewportPos.y) + wc.y || gl_FragCoord.y > float(u_viewportPos.y) + wc.w)\n" |
| 906 | " return false;\n" |
Jarkko Pöyry | 26e8fab | 2015-02-09 21:32:19 -0800 | [diff] [blame] | 907 | " const highp float dEpsilon = 0.001;\n" |
| 908 | " if (depth*2.0-1.0 < v_bbox_clipMin.z - dEpsilon || depth*2.0-1.0 > v_bbox_clipMax.z + dEpsilon)\n" |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 909 | " return false;\n" |
| 910 | " return true;\n" |
| 911 | "}\n"; |
| 912 | default: |
| 913 | DE_ASSERT(false); |
| 914 | return ""; |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | class GridRenderCase : public BBoxRenderCase |
| 919 | { |
| 920 | public: |
| 921 | GridRenderCase (Context& context, const char* name, const char* description, deUint32 flags); |
| 922 | ~GridRenderCase (void); |
| 923 | |
| 924 | private: |
| 925 | void init (void); |
| 926 | |
| 927 | std::string genVertexSource (void) const; |
| 928 | std::string genFragmentSource (void) const; |
| 929 | std::string genTessellationControlSource (void) const; |
| 930 | std::string genTessellationEvaluationSource (void) const; |
| 931 | std::string genGeometrySource (void) const; |
| 932 | |
| 933 | IterationConfig generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const; |
| 934 | void getAttributeData (std::vector<tcu::Vec4>& data) const; |
| 935 | void renderTestPattern (const IterationConfig& config); |
| 936 | void verifyRenderResult (const IterationConfig& config); |
| 937 | |
| 938 | const int m_gridSize; |
| 939 | }; |
| 940 | |
| 941 | GridRenderCase::GridRenderCase (Context& context, const char* name, const char* description, deUint32 flags) |
| 942 | : BBoxRenderCase (context, name, description, 12, flags) |
| 943 | , m_gridSize (24) |
| 944 | { |
| 945 | } |
| 946 | |
| 947 | GridRenderCase::~GridRenderCase (void) |
| 948 | { |
| 949 | } |
| 950 | |
| 951 | void GridRenderCase::init (void) |
| 952 | { |
| 953 | m_testCtx.getLog() |
| 954 | << tcu::TestLog::Message |
| 955 | << "Rendering yellow-green grid to " << ((m_renderTarget == RENDERTARGET_DEFAULT) ? ("default frame buffer") : ("fbo")) << ".\n" |
| 956 | << "Grid cells are in random order, varying grid size and location for each iteration.\n" |
| 957 | << "Marking all discardable fragments (fragments outside the bounding box) with a fully saturated blue channel." |
| 958 | << tcu::TestLog::EndMessage; |
| 959 | |
| 960 | BBoxRenderCase::init(); |
| 961 | } |
| 962 | |
| 963 | std::string GridRenderCase::genVertexSource (void) const |
| 964 | { |
| 965 | std::ostringstream buf; |
| 966 | |
| 967 | buf << "#version 310 es\n" |
| 968 | "in highp vec4 a_position;\n" |
| 969 | "in highp vec4 a_color;\n" |
| 970 | "out highp vec4 vtx_color;\n" |
| 971 | "uniform highp vec4 u_posScale;\n" |
| 972 | "\n"; |
| 973 | if (!m_hasTessellationStage) |
| 974 | { |
| 975 | DE_ASSERT(m_useGlobalState); |
| 976 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 977 | "uniform highp vec4 u_primitiveBBoxMax;\n" |
| 978 | "\n" |
| 979 | "flat out highp float v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize;\n" |
| 980 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 981 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 982 | "\n"; |
| 983 | } |
| 984 | |
| 985 | buf << "void main()\n" |
| 986 | "{\n" |
| 987 | " highp vec2 patternOffset = u_posScale.xy;\n" |
| 988 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 989 | " gl_Position = vec4(a_position.xy * patternScale + patternOffset, a_position.z, a_position.w);\n" |
| 990 | " vtx_color = a_color;\n"; |
| 991 | |
| 992 | if (!m_hasTessellationStage) |
| 993 | { |
| 994 | DE_ASSERT(m_useGlobalState); |
| 995 | buf << "\n" |
| 996 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize = 0.0;\n" |
| 997 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin =\n" |
| 998 | " min(vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMin.w,\n" |
| 999 | " vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMax.w);\n" |
| 1000 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax =\n" |
| 1001 | " min(vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMin.w,\n" |
| 1002 | " vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMax.w);\n"; |
| 1003 | } |
| 1004 | |
| 1005 | buf<< "}\n"; |
| 1006 | |
| 1007 | return buf.str(); |
| 1008 | } |
| 1009 | |
| 1010 | std::string GridRenderCase::genFragmentSource (void) const |
| 1011 | { |
| 1012 | const char* const colorInputName = (m_hasGeometryStage) ? ("geo_color") : (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 1013 | std::ostringstream buf; |
| 1014 | |
| 1015 | buf << "#version 310 es\n" |
| 1016 | "in mediump vec4 " << colorInputName << ";\n" |
| 1017 | "layout(location = 0) out mediump vec4 o_color;\n" |
| 1018 | << genShaderFunction(SHADER_FUNC_INSIDE_BBOX) |
| 1019 | << "\n" |
| 1020 | "void main()\n" |
| 1021 | "{\n" |
| 1022 | " mediump vec4 baseColor = " << colorInputName << ";\n" |
| 1023 | " mediump float blueChannel;\n" |
| 1024 | " if (fragmentInsideTheBBox(gl_FragCoord.z))\n" |
| 1025 | " blueChannel = 0.0;\n" |
| 1026 | " else\n" |
| 1027 | " blueChannel = 1.0;\n" |
| 1028 | " o_color = vec4(baseColor.r, baseColor.g, blueChannel, baseColor.a);\n" |
| 1029 | "}\n"; |
| 1030 | |
| 1031 | return buf.str(); |
| 1032 | } |
| 1033 | |
| 1034 | std::string GridRenderCase::genTessellationControlSource (void) const |
| 1035 | { |
| 1036 | std::ostringstream buf; |
| 1037 | |
| 1038 | buf << "#version 310 es\n" |
| 1039 | "#extension GL_EXT_tessellation_shader : require\n" |
| 1040 | "#extension GL_EXT_primitive_bounding_box : require\n" |
| 1041 | "layout(vertices=3) out;\n" |
| 1042 | "\n" |
| 1043 | "in highp vec4 vtx_color[];\n" |
| 1044 | "out highp vec4 tess_ctrl_color[];\n" |
| 1045 | "uniform highp float u_tessellationLevel;\n" |
| 1046 | "uniform highp vec4 u_posScale;\n"; |
| 1047 | |
| 1048 | if (!m_calcPerPrimitiveBBox) |
| 1049 | { |
| 1050 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 1051 | "uniform highp vec4 u_primitiveBBoxMax;\n"; |
| 1052 | } |
| 1053 | |
| 1054 | buf << "patch out highp float vp_bbox_expansionSize;\n" |
| 1055 | "patch out highp vec3 vp_bbox_clipMin;\n" |
| 1056 | "patch out highp vec3 vp_bbox_clipMax;\n"; |
| 1057 | |
| 1058 | if (m_calcPerPrimitiveBBox) |
| 1059 | { |
| 1060 | buf << "\n"; |
| 1061 | if (m_hasGeometryStage) |
| 1062 | buf << genShaderFunction(SHADER_FUNC_MIRROR_X); |
| 1063 | buf << genShaderFunction(SHADER_FUNC_MIRROR_Y); |
| 1064 | |
| 1065 | buf << "vec4 transformVec(in highp vec4 p)\n" |
| 1066 | "{\n" |
| 1067 | " return " << ((m_hasGeometryStage) ? ("mirrorX(mirrorY(p))") : ("mirrorY(p)")) << ";\n" |
| 1068 | "}\n"; |
| 1069 | } |
| 1070 | |
| 1071 | buf << "\n" |
| 1072 | "void main()\n" |
| 1073 | "{\n" |
| 1074 | " // convert to nonsensical coordinates, just in case\n" |
| 1075 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position.wzxy;\n" |
| 1076 | " tess_ctrl_color[gl_InvocationID] = vtx_color[gl_InvocationID];\n" |
| 1077 | "\n" |
| 1078 | " gl_TessLevelOuter[0] = u_tessellationLevel;\n" |
| 1079 | " gl_TessLevelOuter[1] = u_tessellationLevel;\n" |
| 1080 | " gl_TessLevelOuter[2] = u_tessellationLevel;\n" |
| 1081 | " gl_TessLevelInner[0] = u_tessellationLevel;\n"; |
| 1082 | |
| 1083 | if (m_calcPerPrimitiveBBox) |
| 1084 | { |
| 1085 | buf << "\n" |
| 1086 | " highp vec4 bboxMin = min(min(transformVec(gl_in[0].gl_Position),\n" |
| 1087 | " transformVec(gl_in[1].gl_Position)),\n" |
| 1088 | " transformVec(gl_in[2].gl_Position));\n" |
| 1089 | " highp vec4 bboxMax = max(max(transformVec(gl_in[0].gl_Position),\n" |
| 1090 | " transformVec(gl_in[1].gl_Position)),\n" |
| 1091 | " transformVec(gl_in[2].gl_Position));\n"; |
| 1092 | } |
| 1093 | else |
| 1094 | { |
| 1095 | buf << "\n" |
| 1096 | " highp vec4 bboxMin = u_primitiveBBoxMin;\n" |
| 1097 | " highp vec4 bboxMax = u_primitiveBBoxMax;\n"; |
| 1098 | } |
| 1099 | |
| 1100 | if (!m_useGlobalState) |
| 1101 | buf << "\n" |
| 1102 | " gl_BoundingBoxEXT[0] = bboxMin;\n" |
| 1103 | " gl_BoundingBoxEXT[1] = bboxMax;\n"; |
| 1104 | |
| 1105 | buf << " vp_bbox_expansionSize = 0.0;\n" |
| 1106 | " vp_bbox_clipMin = min(vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMin.w,\n" |
| 1107 | " vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMax.w);\n" |
| 1108 | " vp_bbox_clipMax = max(vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMin.w,\n" |
| 1109 | " vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMax.w);\n" |
| 1110 | "}\n"; |
| 1111 | |
| 1112 | return buf.str(); |
| 1113 | } |
| 1114 | |
| 1115 | std::string GridRenderCase::genTessellationEvaluationSource (void) const |
| 1116 | { |
| 1117 | std::ostringstream buf; |
| 1118 | |
| 1119 | buf << "#version 310 es\n" |
| 1120 | "#extension GL_EXT_tessellation_shader : require\n" |
| 1121 | "#extension GL_EXT_gpu_shader5 : require\n" |
| 1122 | "layout(triangles) in;\n" |
| 1123 | "\n" |
| 1124 | "in highp vec4 tess_ctrl_color[];\n" |
| 1125 | "out highp vec4 tess_color;\n" |
| 1126 | "uniform highp vec4 u_posScale;\n" |
| 1127 | "patch in highp float vp_bbox_expansionSize;\n" |
| 1128 | "patch in highp vec3 vp_bbox_clipMin;\n" |
| 1129 | "patch in highp vec3 vp_bbox_clipMax;\n" |
| 1130 | "flat out highp float v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize;\n" |
| 1131 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 1132 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 1133 | "\n" |
| 1134 | "precise gl_Position;\n" |
| 1135 | "\n" |
| 1136 | << genShaderFunction(SHADER_FUNC_MIRROR_Y) |
| 1137 | << "void main()\n" |
| 1138 | "{\n" |
| 1139 | " // non-trivial tessellation evaluation shader, convert from nonsensical coords, flip vertically\n" |
| 1140 | " gl_Position = mirrorY(gl_TessCoord.x * gl_in[0].gl_Position.zwyx +\n" |
| 1141 | " gl_TessCoord.y * gl_in[1].gl_Position.zwyx +\n" |
| 1142 | " gl_TessCoord.z * gl_in[2].gl_Position.zwyx);\n" |
| 1143 | " tess_color = tess_ctrl_color[0];\n" |
| 1144 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize = vp_bbox_expansionSize;\n" |
| 1145 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin = vp_bbox_clipMin;\n" |
| 1146 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax = vp_bbox_clipMax;\n" |
| 1147 | "}\n"; |
| 1148 | |
| 1149 | return buf.str(); |
| 1150 | } |
| 1151 | |
| 1152 | std::string GridRenderCase::genGeometrySource (void) const |
| 1153 | { |
| 1154 | const char* const colorInputName = (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 1155 | std::ostringstream buf; |
| 1156 | |
| 1157 | buf << "#version 310 es\n" |
| 1158 | "#extension GL_EXT_geometry_shader : require\n" |
| 1159 | "layout(triangles) in;\n" |
| 1160 | "layout(max_vertices=9, triangle_strip) out;\n" |
| 1161 | "\n" |
| 1162 | "in highp vec4 " << colorInputName << "[3];\n" |
| 1163 | "out highp vec4 geo_color;\n" |
| 1164 | "uniform highp vec4 u_posScale;\n" |
| 1165 | "\n" |
| 1166 | "flat in highp float v_geo_bbox_expansionSize[3];\n" |
| 1167 | "flat in highp vec3 v_geo_bbox_clipMin[3];\n" |
| 1168 | "flat in highp vec3 v_geo_bbox_clipMax[3];\n" |
| 1169 | "flat out highp vec3 v_bbox_clipMin;\n" |
| 1170 | "flat out highp vec3 v_bbox_clipMax;\n" |
| 1171 | "flat out highp float v_bbox_expansionSize;\n" |
| 1172 | << genShaderFunction(SHADER_FUNC_MIRROR_X) |
| 1173 | << "\n" |
| 1174 | "void setVisualizationVaryings()\n" |
| 1175 | "{\n" |
| 1176 | " v_bbox_expansionSize = v_geo_bbox_expansionSize[0];\n" |
| 1177 | " v_bbox_clipMin = v_geo_bbox_clipMin[0];\n" |
| 1178 | " v_bbox_clipMax = v_geo_bbox_clipMax[0];\n" |
| 1179 | "}\n" |
| 1180 | "void main()\n" |
| 1181 | "{\n" |
| 1182 | " // Non-trivial geometry shader: 1-to-3 amplification, mirror horizontally\n" |
| 1183 | " highp vec4 p0 = mirrorX(gl_in[0].gl_Position);\n" |
| 1184 | " highp vec4 p1 = mirrorX(gl_in[1].gl_Position);\n" |
| 1185 | " highp vec4 p2 = mirrorX(gl_in[2].gl_Position);\n" |
| 1186 | " highp vec4 pCentroid = vec4((p0.xyz + p1.xyz + p2.xyz) / 3.0, 1.0);\n" |
| 1187 | " highp vec4 triangleColor = " << colorInputName << "[0];\n" |
| 1188 | "\n" |
| 1189 | " gl_Position = p0; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1190 | " gl_Position = p1; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1191 | " gl_Position = pCentroid; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1192 | " EndPrimitive();\n" |
| 1193 | "\n" |
| 1194 | " gl_Position = p1; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1195 | " gl_Position = p2; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1196 | " gl_Position = pCentroid; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1197 | " EndPrimitive();\n" |
| 1198 | "\n" |
| 1199 | " gl_Position = p2; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1200 | " gl_Position = p0; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1201 | " gl_Position = pCentroid; geo_color = triangleColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1202 | " EndPrimitive();\n" |
| 1203 | "}\n"; |
| 1204 | |
| 1205 | return buf.str(); |
| 1206 | } |
| 1207 | |
| 1208 | GridRenderCase::IterationConfig GridRenderCase::generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const |
| 1209 | { |
| 1210 | return generateRandomConfig(0xDEDEDEu * (deUint32)iteration, renderTargetSize); |
| 1211 | } |
| 1212 | |
| 1213 | void GridRenderCase::getAttributeData (std::vector<tcu::Vec4>& data) const |
| 1214 | { |
| 1215 | const tcu::Vec4 green (0.0f, 1.0f, 0.0f, 1.0f); |
| 1216 | const tcu::Vec4 yellow (1.0f, 1.0f, 0.0f, 1.0f); |
| 1217 | std::vector<int> cellOrder (m_gridSize * m_gridSize); |
| 1218 | de::Random rnd (0xDE56789); |
| 1219 | |
| 1220 | // generate grid with cells in random order |
| 1221 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 1222 | cellOrder[ndx] = ndx; |
| 1223 | rnd.shuffle(cellOrder.begin(), cellOrder.end()); |
| 1224 | |
| 1225 | data.resize(m_gridSize * m_gridSize * 6 * 2); |
| 1226 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 1227 | { |
| 1228 | const int cellNdx = cellOrder[ndx]; |
| 1229 | const int cellX = cellNdx % m_gridSize; |
| 1230 | const int cellY = cellNdx / m_gridSize; |
| 1231 | const tcu::Vec4& cellColor = ((cellX+cellY)%2 == 0) ? (green) : (yellow); |
| 1232 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1233 | data[(ndx * 6 + 0) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+0) / float(m_gridSize), float(cellY+0) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1234 | data[(ndx * 6 + 0) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1235 | data[(ndx * 6 + 1) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+1) / float(m_gridSize), float(cellY+1) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1236 | data[(ndx * 6 + 1) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1237 | data[(ndx * 6 + 2) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+0) / float(m_gridSize), float(cellY+1) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1238 | data[(ndx * 6 + 2) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1239 | data[(ndx * 6 + 3) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+0) / float(m_gridSize), float(cellY+0) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1240 | data[(ndx * 6 + 3) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1241 | data[(ndx * 6 + 4) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+1) / float(m_gridSize), float(cellY+0) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1242 | data[(ndx * 6 + 4) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1243 | data[(ndx * 6 + 5) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(cellX+1) / float(m_gridSize), float(cellY+1) / float(m_gridSize), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1244 | data[(ndx * 6 + 5) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = cellColor; |
| 1245 | } |
| 1246 | } |
| 1247 | |
| 1248 | void GridRenderCase::renderTestPattern (const IterationConfig& config) |
| 1249 | { |
| 1250 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 1251 | |
| 1252 | setupRender(config); |
| 1253 | |
| 1254 | if (m_hasTessellationStage) |
| 1255 | { |
| 1256 | const glw::GLint tessLevelPos = gl.getUniformLocation(m_program->getProgram(), "u_tessellationLevel"); |
| 1257 | const glw::GLfloat tessLevel = 2.8f; // will be rounded up |
| 1258 | |
| 1259 | TCU_CHECK(tessLevelPos != -1); |
| 1260 | |
| 1261 | m_testCtx.getLog() << tcu::TestLog::Message << "u_tessellationLevel = " << tessLevel << tcu::TestLog::EndMessage; |
| 1262 | |
| 1263 | gl.uniform1f(tessLevelPos, tessLevel); |
| 1264 | gl.patchParameteri(GL_PATCH_VERTICES, 3); |
| 1265 | GLU_EXPECT_NO_ERROR(gl.getError(), "patch param"); |
| 1266 | } |
| 1267 | |
| 1268 | m_testCtx.getLog() << tcu::TestLog::Message << "Rendering grid." << tcu::TestLog::EndMessage; |
| 1269 | |
| 1270 | gl.drawArrays((m_hasTessellationStage) ? (GL_PATCHES) : (GL_TRIANGLES), 0, m_gridSize * m_gridSize * 6); |
| 1271 | GLU_EXPECT_NO_ERROR(gl.getError(), "draw"); |
| 1272 | } |
| 1273 | |
| 1274 | void GridRenderCase::verifyRenderResult (const IterationConfig& config) |
| 1275 | { |
| 1276 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 1277 | const ProjectedBBox projectedBBox = projectBoundingBox(config.bbox); |
| 1278 | const tcu::IVec4 viewportBBoxArea = getViewportBoundingBoxArea(projectedBBox, config.viewportSize); |
| 1279 | const tcu::IVec4 viewportGridOuterArea = getViewportPatternArea(config.patternPos, config.patternSize, config.viewportSize, ROUND_OUTWARDS); |
| 1280 | const tcu::IVec4 viewportGridInnerArea = getViewportPatternArea(config.patternPos, config.patternSize, config.viewportSize, ROUND_INWARDS); |
| 1281 | tcu::Surface viewportSurface (config.viewportSize.x(), config.viewportSize.y()); |
| 1282 | tcu::Surface errorMask (config.viewportSize.x(), config.viewportSize.y()); |
| 1283 | bool anyError = false; |
| 1284 | |
| 1285 | if (!m_calcPerPrimitiveBBox) |
| 1286 | m_testCtx.getLog() |
| 1287 | << tcu::TestLog::Message |
| 1288 | << "Projected bounding box: (clip space)\n" |
| 1289 | << "\tx: [" << projectedBBox.min.x() << "," << projectedBBox.max.x() << "]\n" |
| 1290 | << "\ty: [" << projectedBBox.min.y() << "," << projectedBBox.max.y() << "]\n" |
| 1291 | << "\tz: [" << projectedBBox.min.z() << "," << projectedBBox.max.z() << "]\n" |
| 1292 | << "In viewport coordinates:\n" |
| 1293 | << "\tx: [" << viewportBBoxArea.x() << ", " << viewportBBoxArea.z() << "]\n" |
| 1294 | << "\ty: [" << viewportBBoxArea.y() << ", " << viewportBBoxArea.w() << "]\n" |
| 1295 | << "Verifying render results within the bounding box.\n" |
| 1296 | << tcu::TestLog::EndMessage; |
| 1297 | else |
| 1298 | m_testCtx.getLog() |
| 1299 | << tcu::TestLog::Message |
| 1300 | << "Verifying render result." |
| 1301 | << tcu::TestLog::EndMessage; |
| 1302 | |
| 1303 | if (m_fbo) |
| 1304 | gl.bindFramebuffer(GL_READ_FRAMEBUFFER, **m_fbo); |
| 1305 | glu::readPixels(m_context.getRenderContext(), config.viewportPos.x(), config.viewportPos.y(), viewportSurface.getAccess()); |
| 1306 | |
| 1307 | tcu::clear(errorMask.getAccess(), tcu::IVec4(0,0,0,255)); |
| 1308 | |
| 1309 | for (int y = de::max(viewportBBoxArea.y(), 0); y < de::min(viewportBBoxArea.w(), config.viewportSize.y()); ++y) |
| 1310 | for (int x = de::max(viewportBBoxArea.x(), 0); x < de::min(viewportBBoxArea.z(), config.viewportSize.x()); ++x) |
| 1311 | { |
| 1312 | const tcu::RGBA pixel = viewportSurface.getPixel(x, y); |
| 1313 | const bool outsideGrid = x < viewportGridOuterArea.x() || |
| 1314 | y < viewportGridOuterArea.y() || |
| 1315 | x > viewportGridOuterArea.z() || |
| 1316 | y > viewportGridOuterArea.w(); |
| 1317 | const bool insideGrid = x > viewportGridInnerArea.x() && |
| 1318 | y > viewportGridInnerArea.y() && |
| 1319 | x < viewportGridInnerArea.z() && |
| 1320 | y < viewportGridInnerArea.w(); |
| 1321 | |
| 1322 | bool error = false; |
| 1323 | |
| 1324 | if (outsideGrid) |
| 1325 | { |
| 1326 | // expect black |
| 1327 | if (pixel.getRed() != 0 || pixel.getGreen() != 0 || pixel.getBlue() != 0) |
| 1328 | error = true; |
| 1329 | } |
| 1330 | |
| 1331 | else if (insideGrid) |
| 1332 | { |
| 1333 | // expect green, yellow or a combination of these |
| 1334 | if (pixel.getGreen() != 255 || pixel.getBlue() != 0) |
| 1335 | error = true; |
| 1336 | } |
| 1337 | else |
| 1338 | { |
| 1339 | // boundary, allow anything |
| 1340 | } |
| 1341 | |
| 1342 | if (error) |
| 1343 | { |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 1344 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1345 | anyError = true; |
| 1346 | } |
| 1347 | } |
| 1348 | |
| 1349 | if (anyError) |
| 1350 | { |
| 1351 | m_testCtx.getLog() |
| 1352 | << tcu::TestLog::Message |
| 1353 | << "Image verification failed." |
| 1354 | << tcu::TestLog::EndMessage |
| 1355 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 1356 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 1357 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask.getAccess()) |
| 1358 | << tcu::TestLog::EndImageSet; |
| 1359 | |
| 1360 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed"); |
| 1361 | } |
| 1362 | else |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 1363 | { |
| 1364 | m_testCtx.getLog() |
| 1365 | << tcu::TestLog::Message |
| 1366 | << "Result image ok." |
| 1367 | << tcu::TestLog::EndMessage |
| 1368 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 1369 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 1370 | << tcu::TestLog::EndImageSet; |
| 1371 | } |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1372 | } |
| 1373 | |
| 1374 | class LineRenderCase : public BBoxRenderCase |
| 1375 | { |
| 1376 | public: |
| 1377 | enum |
| 1378 | { |
| 1379 | LINEFLAG_WIDE = 1u << FLAGBIT_USER_BIT, //!< use wide lines |
| 1380 | }; |
| 1381 | |
| 1382 | LineRenderCase (Context& context, const char* name, const char* description, deUint32 flags); |
| 1383 | ~LineRenderCase (void); |
| 1384 | |
| 1385 | private: |
| 1386 | enum |
| 1387 | { |
| 1388 | GREEN_COMPONENT_NDX = 1, |
| 1389 | BLUE_COMPONENT_NDX = 2, |
| 1390 | |
| 1391 | SCAN_ROW_COMPONENT_NDX = GREEN_COMPONENT_NDX, // \note: scans are orthogonal to the line |
| 1392 | SCAN_COL_COMPONENT_NDX = BLUE_COMPONENT_NDX, |
| 1393 | }; |
| 1394 | |
| 1395 | enum QueryDirection |
| 1396 | { |
| 1397 | DIRECTION_HORIZONTAL = 0, |
| 1398 | DIRECTION_VERTICAL, |
| 1399 | }; |
| 1400 | |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1401 | enum ScanResult |
| 1402 | { |
| 1403 | SCANRESULT_NUM_LINES_OK_BIT = (1 << 0), |
| 1404 | SCANRESULT_LINE_WIDTH_OK_BIT = (1 << 1), |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1405 | SCANRESULT_LINE_WIDTH_WARN_BIT = (1 << 2), |
| 1406 | SCANRESULT_LINE_WIDTH_ERR_BIT = (1 << 3), |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1407 | }; |
| 1408 | |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1409 | void init (void); |
| 1410 | |
| 1411 | std::string genVertexSource (void) const; |
| 1412 | std::string genFragmentSource (void) const; |
| 1413 | std::string genTessellationControlSource (void) const; |
| 1414 | std::string genTessellationEvaluationSource (void) const; |
| 1415 | std::string genGeometrySource (void) const; |
| 1416 | |
| 1417 | IterationConfig generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const; |
| 1418 | void getAttributeData (std::vector<tcu::Vec4>& data) const; |
| 1419 | void renderTestPattern (const IterationConfig& config); |
| 1420 | void verifyRenderResult (const IterationConfig& config); |
| 1421 | |
| 1422 | tcu::IVec2 getNumberOfLinesRange (int queryAreaBegin, int queryAreaEnd, float patternStart, float patternSize, int viewportArea, QueryDirection queryDir) const; |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1423 | deUint8 scanRow (const tcu::ConstPixelBufferAccess& access, int row, int rowBegin, int rowEnd, const tcu::IVec2& numLines, int& floodCounter) const; |
| 1424 | deUint8 scanColumn (const tcu::ConstPixelBufferAccess& access, int column, int columnBegin, int columnEnd, const tcu::IVec2& numLines, int& floodCounter) const; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1425 | bool checkAreaNumLines (const tcu::ConstPixelBufferAccess& access, const tcu::IVec4& area, int& floodCounter, int componentNdx, const tcu::IVec2& numLines) const; |
| 1426 | tcu::IVec2 getNumMinimaMaxima (const tcu::ConstPixelBufferAccess& access, int componentNdx) const; |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1427 | deUint8 checkLineWidths (const tcu::ConstPixelBufferAccess& access, const tcu::IVec2& begin, const tcu::IVec2& end, int componentNdx, int& floodCounter) const; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1428 | void printLineWidthError (const tcu::IVec2& pos, int detectedLineWidth, const tcu::IVec2& lineWidthRange, bool isHorizontal, int& floodCounter) const; |
| 1429 | |
| 1430 | const int m_patternSide; |
| 1431 | const bool m_isWideLineCase; |
| 1432 | const int m_wideLineLineWidth; |
| 1433 | }; |
| 1434 | |
| 1435 | LineRenderCase::LineRenderCase (Context& context, const char* name, const char* description, deUint32 flags) |
| 1436 | : BBoxRenderCase (context, name, description, 12, flags) |
| 1437 | , m_patternSide (12) |
| 1438 | , m_isWideLineCase ((flags & LINEFLAG_WIDE) != 0) |
| 1439 | , m_wideLineLineWidth (5) |
| 1440 | { |
| 1441 | } |
| 1442 | |
| 1443 | LineRenderCase::~LineRenderCase (void) |
| 1444 | { |
| 1445 | } |
| 1446 | |
| 1447 | void LineRenderCase::init (void) |
| 1448 | { |
| 1449 | m_testCtx.getLog() |
| 1450 | << tcu::TestLog::Message |
| 1451 | << "Rendering line pattern to " << ((m_renderTarget == RENDERTARGET_DEFAULT) ? ("default frame buffer") : ("fbo")) << ".\n" |
| 1452 | << "Vertical lines are green, horizontal lines blue. Using additive blending.\n" |
| 1453 | << "Line segments are in random order, varying pattern size and location for each iteration.\n" |
| 1454 | << "Marking all discardable fragments (fragments outside the bounding box) with a fully saturated red channel." |
| 1455 | << tcu::TestLog::EndMessage; |
| 1456 | |
| 1457 | if (m_isWideLineCase) |
| 1458 | { |
| 1459 | glw::GLfloat lineWidthRange[2] = {0.0f, 0.0f}; |
| 1460 | m_context.getRenderContext().getFunctions().getFloatv(GL_ALIASED_LINE_WIDTH_RANGE, lineWidthRange); |
| 1461 | |
| 1462 | if (lineWidthRange[1] < (float)m_wideLineLineWidth) |
| 1463 | throw tcu::NotSupportedError("Test requires line width " + de::toString(m_wideLineLineWidth)); |
| 1464 | } |
| 1465 | |
| 1466 | BBoxRenderCase::init(); |
| 1467 | } |
| 1468 | |
| 1469 | std::string LineRenderCase::genVertexSource (void) const |
| 1470 | { |
| 1471 | std::ostringstream buf; |
| 1472 | |
| 1473 | buf << "#version 310 es\n" |
| 1474 | "in highp vec4 a_position;\n" |
| 1475 | "in highp vec4 a_color;\n" |
| 1476 | "out highp vec4 vtx_color;\n" |
| 1477 | "uniform highp vec4 u_posScale;\n" |
| 1478 | "uniform highp float u_lineWidth;\n" |
| 1479 | "\n"; |
| 1480 | if (!m_hasTessellationStage) |
| 1481 | { |
| 1482 | DE_ASSERT(m_useGlobalState); |
| 1483 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 1484 | "uniform highp vec4 u_primitiveBBoxMax;\n" |
| 1485 | "\n" |
| 1486 | "flat out highp float v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize;\n" |
| 1487 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 1488 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 1489 | "\n"; |
| 1490 | } |
| 1491 | buf << "void main()\n" |
| 1492 | "{\n" |
| 1493 | " highp vec2 patternOffset = u_posScale.xy;\n" |
| 1494 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 1495 | " gl_Position = vec4(a_position.xy * patternScale + patternOffset, a_position.z, a_position.w);\n" |
| 1496 | " vtx_color = a_color;\n"; |
| 1497 | if (!m_hasTessellationStage) |
| 1498 | { |
| 1499 | DE_ASSERT(m_useGlobalState); |
| 1500 | buf << "\n" |
| 1501 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize = u_lineWidth;\n" |
| 1502 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin =\n" |
| 1503 | " min(vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMin.w,\n" |
| 1504 | " vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMax.w);\n" |
| 1505 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax =\n" |
| 1506 | " min(vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMin.w,\n" |
| 1507 | " vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMax.w);\n"; |
| 1508 | } |
| 1509 | buf << "}\n"; |
| 1510 | |
| 1511 | return buf.str(); |
| 1512 | } |
| 1513 | |
| 1514 | std::string LineRenderCase::genFragmentSource (void) const |
| 1515 | { |
| 1516 | const char* const colorInputName = (m_hasGeometryStage) ? ("geo_color") : (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 1517 | std::ostringstream buf; |
| 1518 | |
| 1519 | buf << "#version 310 es\n" |
| 1520 | "in mediump vec4 " << colorInputName << ";\n" |
| 1521 | "layout(location = 0) out mediump vec4 o_color;\n" |
| 1522 | << genShaderFunction(SHADER_FUNC_INSIDE_BBOX) |
| 1523 | << "\n" |
| 1524 | "void main()\n" |
| 1525 | "{\n" |
| 1526 | " mediump vec4 baseColor = " << colorInputName << ";\n" |
| 1527 | " mediump float redChannel;\n" |
| 1528 | " if (fragmentInsideTheBBox(gl_FragCoord.z))\n" |
| 1529 | " redChannel = 0.0;\n" |
| 1530 | " else\n" |
| 1531 | " redChannel = 1.0;\n" |
| 1532 | " o_color = vec4(redChannel, baseColor.g, baseColor.b, baseColor.a);\n" |
| 1533 | "}\n"; |
| 1534 | |
| 1535 | return buf.str(); |
| 1536 | } |
| 1537 | |
| 1538 | std::string LineRenderCase::genTessellationControlSource (void) const |
| 1539 | { |
| 1540 | std::ostringstream buf; |
| 1541 | |
| 1542 | buf << "#version 310 es\n" |
| 1543 | "#extension GL_EXT_tessellation_shader : require\n" |
| 1544 | "#extension GL_EXT_primitive_bounding_box : require\n" |
| 1545 | "layout(vertices=2) out;" |
| 1546 | "\n" |
| 1547 | "in highp vec4 vtx_color[];\n" |
| 1548 | "out highp vec4 tess_ctrl_color[];\n" |
| 1549 | "uniform highp float u_tessellationLevel;\n" |
| 1550 | "uniform highp vec4 u_posScale;\n" |
| 1551 | "uniform highp float u_lineWidth;\n"; |
| 1552 | |
| 1553 | if (!m_calcPerPrimitiveBBox) |
| 1554 | { |
| 1555 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 1556 | "uniform highp vec4 u_primitiveBBoxMax;\n"; |
| 1557 | } |
| 1558 | |
| 1559 | buf << "patch out highp float vp_bbox_expansionSize;\n" |
| 1560 | "patch out highp vec3 vp_bbox_clipMin;\n" |
| 1561 | "patch out highp vec3 vp_bbox_clipMax;\n"; |
| 1562 | |
| 1563 | if (m_calcPerPrimitiveBBox) |
| 1564 | { |
| 1565 | buf << "\n"; |
| 1566 | if (m_hasGeometryStage) |
| 1567 | buf << genShaderFunction(SHADER_FUNC_MIRROR_X); |
| 1568 | buf << genShaderFunction(SHADER_FUNC_MIRROR_Y); |
| 1569 | |
| 1570 | buf << "vec4 transformVec(in highp vec4 p)\n" |
| 1571 | "{\n" |
| 1572 | " return " << ((m_hasGeometryStage) ? ("mirrorX(mirrorY(p))") : ("mirrorY(p)")) << ";\n" |
| 1573 | "}\n"; |
| 1574 | } |
| 1575 | |
| 1576 | buf << "\n" |
| 1577 | "void main()\n" |
| 1578 | "{\n" |
| 1579 | " // convert to nonsensical coordinates, just in case\n" |
| 1580 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position.wzxy;\n" |
| 1581 | " tess_ctrl_color[gl_InvocationID] = vtx_color[gl_InvocationID];\n" |
| 1582 | "\n" |
| 1583 | " gl_TessLevelOuter[0] = 0.8; // will be rounded up to 1\n" |
| 1584 | " gl_TessLevelOuter[1] = u_tessellationLevel;\n"; |
| 1585 | |
| 1586 | if (m_calcPerPrimitiveBBox) |
| 1587 | { |
| 1588 | buf << "\n" |
| 1589 | " highp vec4 bboxMin = min(transformVec(gl_in[0].gl_Position),\n" |
| 1590 | " transformVec(gl_in[1].gl_Position));\n" |
| 1591 | " highp vec4 bboxMax = max(transformVec(gl_in[0].gl_Position),\n" |
| 1592 | " transformVec(gl_in[1].gl_Position));\n"; |
| 1593 | } |
| 1594 | else |
| 1595 | { |
| 1596 | buf << "\n" |
| 1597 | " highp vec4 bboxMin = u_primitiveBBoxMin;\n" |
| 1598 | " highp vec4 bboxMax = u_primitiveBBoxMax;\n"; |
| 1599 | } |
| 1600 | |
| 1601 | if (!m_useGlobalState) |
| 1602 | buf << "\n" |
| 1603 | " gl_BoundingBoxEXT[0] = bboxMin;\n" |
| 1604 | " gl_BoundingBoxEXT[1] = bboxMax;\n"; |
| 1605 | |
| 1606 | buf << " vp_bbox_expansionSize = u_lineWidth;\n" |
| 1607 | " vp_bbox_clipMin = min(vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMin.w,\n" |
| 1608 | " vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMax.w);\n" |
| 1609 | " vp_bbox_clipMax = max(vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMin.w,\n" |
| 1610 | " vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMax.w);\n" |
| 1611 | "}\n"; |
| 1612 | |
| 1613 | return buf.str(); |
| 1614 | } |
| 1615 | |
| 1616 | std::string LineRenderCase::genTessellationEvaluationSource (void) const |
| 1617 | { |
| 1618 | std::ostringstream buf; |
| 1619 | |
| 1620 | buf << "#version 310 es\n" |
| 1621 | "#extension GL_EXT_tessellation_shader : require\n" |
| 1622 | "layout(isolines) in;" |
| 1623 | "\n" |
| 1624 | "in highp vec4 tess_ctrl_color[];\n" |
| 1625 | "out highp vec4 tess_color;\n" |
| 1626 | "uniform highp vec4 u_posScale;\n" |
| 1627 | "\n" |
| 1628 | "patch in highp float vp_bbox_expansionSize;\n" |
| 1629 | "patch in highp vec3 vp_bbox_clipMin;\n" |
| 1630 | "patch in highp vec3 vp_bbox_clipMax;\n" |
| 1631 | "flat out highp float v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize;\n" |
| 1632 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 1633 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 1634 | << genShaderFunction(SHADER_FUNC_MIRROR_Y) |
| 1635 | << "void main()\n" |
| 1636 | "{\n" |
| 1637 | " // non-trivial tessellation evaluation shader, convert from nonsensical coords, flip vertically\n" |
| 1638 | " gl_Position = mirrorY(mix(gl_in[0].gl_Position.zwyx, gl_in[1].gl_Position.zwyx, gl_TessCoord.x));\n" |
| 1639 | " tess_color = tess_ctrl_color[0];\n" |
| 1640 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize = vp_bbox_expansionSize;\n" |
| 1641 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin = vp_bbox_clipMin;\n" |
| 1642 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax = vp_bbox_clipMax;\n" |
| 1643 | "}\n"; |
| 1644 | |
| 1645 | return buf.str(); |
| 1646 | } |
| 1647 | |
| 1648 | std::string LineRenderCase::genGeometrySource (void) const |
| 1649 | { |
| 1650 | const char* const colorInputName = (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 1651 | std::ostringstream buf; |
| 1652 | |
| 1653 | buf << "#version 310 es\n" |
| 1654 | "#extension GL_EXT_geometry_shader : require\n" |
| 1655 | "layout(lines) in;\n" |
| 1656 | "layout(max_vertices=5, line_strip) out;\n" |
| 1657 | "\n" |
| 1658 | "in highp vec4 " << colorInputName << "[2];\n" |
| 1659 | "out highp vec4 geo_color;\n" |
| 1660 | "uniform highp vec4 u_posScale;\n" |
| 1661 | "\n" |
| 1662 | "\n" |
| 1663 | "flat in highp float v_geo_bbox_expansionSize[2];\n" |
| 1664 | "flat in highp vec3 v_geo_bbox_clipMin[2];\n" |
| 1665 | "flat in highp vec3 v_geo_bbox_clipMax[2];\n" |
| 1666 | "flat out highp vec3 v_bbox_clipMin;\n" |
| 1667 | "flat out highp vec3 v_bbox_clipMax;\n" |
| 1668 | "flat out highp float v_bbox_expansionSize;\n" |
| 1669 | << genShaderFunction(SHADER_FUNC_MIRROR_X) |
| 1670 | << "\n" |
| 1671 | "void setVisualizationVaryings()\n" |
| 1672 | "{\n" |
| 1673 | " v_bbox_expansionSize = v_geo_bbox_expansionSize[0];\n" |
| 1674 | " v_bbox_clipMin = v_geo_bbox_clipMin[0];\n" |
| 1675 | " v_bbox_clipMax = v_geo_bbox_clipMax[0];\n" |
| 1676 | "}\n" |
| 1677 | "void main()\n" |
| 1678 | "{\n" |
| 1679 | " // Non-trivial geometry shader: 1-to-3 amplification, mirror horizontally\n" |
| 1680 | " highp vec4 p0 = mirrorX(gl_in[0].gl_Position);\n" |
| 1681 | " highp vec4 p1 = mirrorX(gl_in[1].gl_Position);\n" |
| 1682 | " highp vec4 lineColor = " << colorInputName << "[0];\n" |
| 1683 | "\n" |
| 1684 | " // output two separate primitives, just in case\n" |
| 1685 | " gl_Position = mix(p0, p1, 0.00); geo_color = lineColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1686 | " gl_Position = mix(p0, p1, 0.33); geo_color = lineColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1687 | " EndPrimitive();\n" |
| 1688 | "\n" |
| 1689 | " gl_Position = mix(p0, p1, 0.33); geo_color = lineColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1690 | " gl_Position = mix(p0, p1, 0.67); geo_color = lineColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1691 | " gl_Position = mix(p0, p1, 1.00); geo_color = lineColor; setVisualizationVaryings(); EmitVertex();\n" |
| 1692 | " EndPrimitive();\n" |
| 1693 | "}\n"; |
| 1694 | |
| 1695 | return buf.str(); |
| 1696 | } |
| 1697 | |
| 1698 | LineRenderCase::IterationConfig LineRenderCase::generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const |
| 1699 | { |
| 1700 | const int numMaxAttempts = 128; |
| 1701 | |
| 1702 | // Avoid too narrow viewports, lines could merge together. Require viewport is at least 2.5x the size of the line bodies. |
| 1703 | for (int attemptNdx = 0; attemptNdx < numMaxAttempts; ++attemptNdx) |
| 1704 | { |
| 1705 | const IterationConfig& config = generateRandomConfig((0xDEDEDEu * (deUint32)iteration) ^ (0xABAB13 * attemptNdx), renderTargetSize); |
| 1706 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1707 | if ((float)config.viewportSize.x() * (config.patternSize.x() * 0.5f) > 2.5f * (float)m_patternSide * (float)m_wideLineLineWidth && |
| 1708 | (float)config.viewportSize.y() * (config.patternSize.y() * 0.5f) > 2.5f * (float)m_patternSide * (float)m_wideLineLineWidth) |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1709 | { |
| 1710 | return config; |
| 1711 | } |
| 1712 | } |
| 1713 | |
| 1714 | DE_ASSERT(false); |
| 1715 | return IterationConfig(); |
| 1716 | } |
| 1717 | |
| 1718 | void LineRenderCase::getAttributeData (std::vector<tcu::Vec4>& data) const |
| 1719 | { |
| 1720 | const tcu::Vec4 green (0.0f, 1.0f, 0.0f, 1.0f); |
| 1721 | const tcu::Vec4 blue (0.0f, 0.0f, 1.0f, 1.0f); |
| 1722 | std::vector<int> cellOrder (m_patternSide * m_patternSide * 2); |
| 1723 | de::Random rnd (0xDE12345); |
| 1724 | |
| 1725 | // generate crosshatch pattern with segments in random order |
| 1726 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 1727 | cellOrder[ndx] = ndx; |
| 1728 | rnd.shuffle(cellOrder.begin(), cellOrder.end()); |
| 1729 | |
| 1730 | data.resize(cellOrder.size() * 4); |
| 1731 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 1732 | { |
| 1733 | const int segmentID = cellOrder[ndx]; |
| 1734 | const int direction = segmentID & 0x01; |
| 1735 | const int majorCoord = (segmentID >> 1) / m_patternSide; |
| 1736 | const int minorCoord = (segmentID >> 1) % m_patternSide; |
| 1737 | |
| 1738 | if (direction) |
| 1739 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1740 | data[(ndx * 2 + 0) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(minorCoord) / float(m_patternSide), float(majorCoord) / float(m_patternSide), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1741 | data[(ndx * 2 + 0) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = green; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1742 | data[(ndx * 2 + 1) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(minorCoord) / float(m_patternSide), float(majorCoord + 1) / float(m_patternSide), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1743 | data[(ndx * 2 + 1) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = green; |
| 1744 | } |
| 1745 | else |
| 1746 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1747 | data[(ndx * 2 + 0) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(majorCoord) / float(m_patternSide), float(minorCoord) / float(m_patternSide), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1748 | data[(ndx * 2 + 0) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = blue; |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1749 | data[(ndx * 2 + 1) * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(majorCoord + 1) / float(m_patternSide), float(minorCoord) / float(m_patternSide), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1750 | data[(ndx * 2 + 1) * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = blue; |
| 1751 | } |
| 1752 | } |
| 1753 | } |
| 1754 | |
| 1755 | void LineRenderCase::renderTestPattern (const IterationConfig& config) |
| 1756 | { |
| 1757 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 1758 | |
| 1759 | setupRender(config); |
| 1760 | |
| 1761 | if (m_hasTessellationStage) |
| 1762 | { |
| 1763 | const glw::GLint tessLevelPos = gl.getUniformLocation(m_program->getProgram(), "u_tessellationLevel"); |
| 1764 | const glw::GLfloat tessLevel = 2.8f; // will be rounded up |
| 1765 | |
| 1766 | TCU_CHECK(tessLevelPos != -1); |
| 1767 | |
| 1768 | m_testCtx.getLog() << tcu::TestLog::Message << "u_tessellationLevel = " << tessLevel << tcu::TestLog::EndMessage; |
| 1769 | |
| 1770 | gl.uniform1f(tessLevelPos, tessLevel); |
| 1771 | gl.patchParameteri(GL_PATCH_VERTICES, 2); |
| 1772 | GLU_EXPECT_NO_ERROR(gl.getError(), "patch param"); |
| 1773 | } |
| 1774 | |
| 1775 | if (m_isWideLineCase) |
| 1776 | gl.lineWidth((float)m_wideLineLineWidth); |
| 1777 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1778 | gl.uniform1f(gl.getUniformLocation(m_program->getProgram(), "u_lineWidth"), (m_isWideLineCase) ? ((float)m_wideLineLineWidth) : (1.0f)); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1779 | |
| 1780 | m_testCtx.getLog() << tcu::TestLog::Message << "Rendering pattern." << tcu::TestLog::EndMessage; |
| 1781 | |
| 1782 | gl.enable(GL_BLEND); |
| 1783 | gl.blendFunc(GL_ONE, GL_ONE); |
| 1784 | gl.blendEquation(GL_FUNC_ADD); |
| 1785 | |
| 1786 | gl.drawArrays((m_hasTessellationStage) ? (GL_PATCHES) : (GL_LINES), 0, m_patternSide * m_patternSide * 2 * 2); |
| 1787 | GLU_EXPECT_NO_ERROR(gl.getError(), "draw"); |
| 1788 | } |
| 1789 | |
| 1790 | void LineRenderCase::verifyRenderResult (const IterationConfig& config) |
| 1791 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1792 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 1793 | const bool isMsaa = m_context.getRenderTarget().getNumSamples() > 1; |
| 1794 | const ProjectedBBox projectedBBox = projectBoundingBox(config.bbox); |
| 1795 | const float lineWidth = (m_isWideLineCase) ? ((float)m_wideLineLineWidth) : (1.0f); |
| 1796 | const tcu::IVec4 viewportBBoxArea = getViewportBoundingBoxArea(projectedBBox, config.viewportSize, lineWidth); |
| 1797 | const tcu::IVec4 viewportPatternArea = getViewportPatternArea(config.patternPos, config.patternSize, config.viewportSize, ROUND_INWARDS); |
| 1798 | const tcu::IVec2 expectedHorizontalLines = getNumberOfLinesRange(viewportBBoxArea.y(), viewportBBoxArea.w(), config.patternPos.y(), config.patternSize.y(), config.viewportSize.y(), DIRECTION_VERTICAL); |
| 1799 | const tcu::IVec2 expectedVerticalLines = getNumberOfLinesRange(viewportBBoxArea.x(), viewportBBoxArea.z(), config.patternPos.x(), config.patternSize.x(), config.viewportSize.x(), DIRECTION_HORIZONTAL); |
| 1800 | const tcu::IVec4 verificationArea = tcu::IVec4(de::max(viewportBBoxArea.x(), 0), |
| 1801 | de::max(viewportBBoxArea.y(), 0), |
| 1802 | de::min(viewportBBoxArea.z(), config.viewportSize.x()), |
| 1803 | de::min(viewportBBoxArea.w(), config.viewportSize.y())); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1804 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1805 | tcu::Surface viewportSurface (config.viewportSize.x(), config.viewportSize.y()); |
| 1806 | bool anyError = false; |
| 1807 | bool msaaRelaxationRequired = false; |
| 1808 | bool hwIssueRelaxationRequired = false; |
| 1809 | int messageLimitCounter = 8; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1810 | |
| 1811 | if (!m_calcPerPrimitiveBBox) |
| 1812 | m_testCtx.getLog() |
| 1813 | << tcu::TestLog::Message |
| 1814 | << "Projected bounding box: (clip space)\n" |
| 1815 | << "\tx: [" << projectedBBox.min.x() << "," << projectedBBox.max.x() << "]\n" |
| 1816 | << "\ty: [" << projectedBBox.min.y() << "," << projectedBBox.max.y() << "]\n" |
| 1817 | << "\tz: [" << projectedBBox.min.z() << "," << projectedBBox.max.z() << "]\n" |
| 1818 | << "In viewport coordinates:\n" |
| 1819 | << "\tx: [" << viewportBBoxArea.x() << ", " << viewportBBoxArea.z() << "]\n" |
| 1820 | << "\ty: [" << viewportBBoxArea.y() << ", " << viewportBBoxArea.w() << "]\n" |
| 1821 | << "Verifying render results within the bounding box:\n" |
| 1822 | << tcu::TestLog::EndMessage; |
| 1823 | else |
| 1824 | m_testCtx.getLog() |
| 1825 | << tcu::TestLog::Message |
| 1826 | << "Verifying render result:" |
| 1827 | << tcu::TestLog::EndMessage; |
| 1828 | |
| 1829 | m_testCtx.getLog() |
| 1830 | << tcu::TestLog::Message |
| 1831 | << "\tCalculating number of horizontal and vertical lines within the bounding box, expecting:\n" |
| 1832 | << "\t[" << expectedHorizontalLines.x() << ", " << expectedHorizontalLines.y() << "] horizontal lines.\n" |
| 1833 | << "\t[" << expectedVerticalLines.x() << ", " << expectedVerticalLines.y() << "] vertical lines.\n" |
| 1834 | << tcu::TestLog::EndMessage; |
| 1835 | |
| 1836 | if (m_fbo) |
| 1837 | gl.bindFramebuffer(GL_READ_FRAMEBUFFER, **m_fbo); |
| 1838 | glu::readPixels(m_context.getRenderContext(), config.viewportPos.x(), config.viewportPos.y(), viewportSurface.getAccess()); |
| 1839 | |
| 1840 | // scan rows |
| 1841 | for (int y = de::max(verificationArea.y(), viewportPatternArea.y()); y < de::min(verificationArea.w(), viewportPatternArea.w()); ++y) |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1842 | { |
Jarkko Pöyry | 25ed53b | 2015-05-05 10:53:21 -0700 | [diff] [blame] | 1843 | const deUint8 result = scanRow(viewportSurface.getAccess(), |
| 1844 | y, |
| 1845 | verificationArea.x(), |
| 1846 | verificationArea.z(), |
| 1847 | expectedVerticalLines, |
| 1848 | messageLimitCounter); |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1849 | |
| 1850 | if ((result & SCANRESULT_NUM_LINES_OK_BIT) == 0) |
| 1851 | anyError = true; |
| 1852 | else if ((result & SCANRESULT_LINE_WIDTH_OK_BIT) == 0) |
| 1853 | { |
| 1854 | if (m_isWideLineCase && isMsaa) |
| 1855 | { |
| 1856 | // multisampled wide lines might not be supported |
| 1857 | msaaRelaxationRequired = true; |
| 1858 | } |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1859 | else if ((result & SCANRESULT_LINE_WIDTH_ERR_BIT) == 0 && |
| 1860 | (result & SCANRESULT_LINE_WIDTH_WARN_BIT) != 0) |
| 1861 | { |
| 1862 | hwIssueRelaxationRequired = true; |
| 1863 | } |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1864 | else |
| 1865 | anyError = true; |
| 1866 | } |
| 1867 | } |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1868 | |
| 1869 | // scan columns |
| 1870 | for (int x = de::max(verificationArea.x(), viewportPatternArea.x()); x < de::min(verificationArea.z(), viewportPatternArea.z()); ++x) |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1871 | { |
Jarkko Pöyry | 25ed53b | 2015-05-05 10:53:21 -0700 | [diff] [blame] | 1872 | const deUint8 result = scanColumn(viewportSurface.getAccess(), |
| 1873 | x, |
| 1874 | verificationArea.y(), |
| 1875 | verificationArea.w(), |
| 1876 | expectedHorizontalLines, |
| 1877 | messageLimitCounter); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1878 | |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1879 | if ((result & SCANRESULT_NUM_LINES_OK_BIT) == 0) |
| 1880 | anyError = true; |
| 1881 | else if ((result & SCANRESULT_LINE_WIDTH_OK_BIT) == 0) |
| 1882 | { |
| 1883 | if (m_isWideLineCase && isMsaa) |
| 1884 | { |
| 1885 | // multisampled wide lines might not be supported |
| 1886 | msaaRelaxationRequired = true; |
| 1887 | } |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1888 | else if ((result & SCANRESULT_LINE_WIDTH_WARN_BIT) != 0) |
| 1889 | { |
| 1890 | hwIssueRelaxationRequired = true; |
| 1891 | } |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1892 | else |
| 1893 | anyError = true; |
| 1894 | } |
| 1895 | } |
| 1896 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1897 | if (anyError || msaaRelaxationRequired || hwIssueRelaxationRequired) |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1898 | { |
| 1899 | if (messageLimitCounter < 0) |
| 1900 | m_testCtx.getLog() << tcu::TestLog::Message << "Omitted " << (-messageLimitCounter) << " row/column error descriptions." << tcu::TestLog::EndMessage; |
| 1901 | |
| 1902 | m_testCtx.getLog() |
| 1903 | << tcu::TestLog::Message |
| 1904 | << "Image verification failed." |
| 1905 | << tcu::TestLog::EndMessage |
| 1906 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 1907 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 1908 | << tcu::TestLog::EndImageSet; |
| 1909 | |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1910 | if (anyError) |
| 1911 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed"); |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1912 | else if (hwIssueRelaxationRequired) |
| 1913 | { |
| 1914 | // Line width hw issue |
| 1915 | m_testCtx.setTestResult(QP_TEST_RESULT_QUALITY_WARNING, "Line width verification failed"); |
| 1916 | } |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1917 | else |
| 1918 | { |
| 1919 | // MSAA wide lines are optional |
| 1920 | m_testCtx.setTestResult(QP_TEST_RESULT_COMPATIBILITY_WARNING, "Multisampled wide line verification failed"); |
| 1921 | } |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1922 | } |
| 1923 | else |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 1924 | { |
| 1925 | m_testCtx.getLog() |
| 1926 | << tcu::TestLog::Message |
| 1927 | << "Result image ok." |
| 1928 | << tcu::TestLog::EndMessage |
| 1929 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 1930 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 1931 | << tcu::TestLog::EndImageSet; |
| 1932 | } |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1933 | } |
| 1934 | |
| 1935 | tcu::IVec2 LineRenderCase::getNumberOfLinesRange (int queryAreaBegin, int queryAreaEnd, float patternStart, float patternSize, int viewportArea, QueryDirection queryDir) const |
| 1936 | { |
| 1937 | // pattern is not symmetric due to mirroring |
| 1938 | const int patternStartNdx = (queryDir == DIRECTION_HORIZONTAL) ? ((m_hasGeometryStage) ? (1) : (0)) : ((m_hasTessellationStage) ? (1) : (0)); |
| 1939 | const int patternEndNdx = patternStartNdx + m_patternSide; |
| 1940 | |
| 1941 | int numLinesMin = 0; |
| 1942 | int numLinesMax = 0; |
| 1943 | |
| 1944 | for (int lineNdx = patternStartNdx; lineNdx < patternEndNdx; ++lineNdx) |
| 1945 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1946 | const float linePos = (patternStart + (float(lineNdx) / float(m_patternSide)) * patternSize) * 0.5f + 0.5f; |
| 1947 | const float lineWidth = (m_isWideLineCase) ? ((float)m_wideLineLineWidth) : (1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1948 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1949 | if (linePos * (float)viewportArea > (float)queryAreaBegin + 1.0f && |
| 1950 | linePos * (float)viewportArea < (float)queryAreaEnd - 1.0f) |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1951 | { |
| 1952 | // line center is within the area |
| 1953 | ++numLinesMin; |
| 1954 | ++numLinesMax; |
| 1955 | } |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 1956 | else if (linePos * (float)viewportArea > (float)queryAreaBegin - lineWidth*0.5f - 1.0f && |
| 1957 | linePos * (float)viewportArea < (float)queryAreaEnd + lineWidth*0.5f + 1.0f) |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1958 | { |
| 1959 | // line could leak into area |
| 1960 | ++numLinesMax; |
| 1961 | } |
| 1962 | } |
| 1963 | |
| 1964 | return tcu::IVec2(numLinesMin, numLinesMax); |
| 1965 | } |
| 1966 | |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1967 | deUint8 LineRenderCase::scanRow (const tcu::ConstPixelBufferAccess& access, int row, int rowBegin, int rowEnd, const tcu::IVec2& numLines, int& messageLimitCounter) const |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1968 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1969 | const bool numLinesOk = checkAreaNumLines(access, tcu::IVec4(rowBegin, row, rowEnd - rowBegin, 1), messageLimitCounter, SCAN_ROW_COMPONENT_NDX, numLines); |
| 1970 | const deUint8 lineWidthRes = checkLineWidths(access, tcu::IVec2(rowBegin, row), tcu::IVec2(rowEnd, row), SCAN_ROW_COMPONENT_NDX, messageLimitCounter); |
| 1971 | deUint8 result = 0; |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1972 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1973 | if (numLinesOk) |
| 1974 | result |= (deUint8)SCANRESULT_NUM_LINES_OK_BIT; |
| 1975 | |
| 1976 | if (lineWidthRes == 0) |
| 1977 | result |= (deUint8)SCANRESULT_LINE_WIDTH_OK_BIT; |
| 1978 | else |
| 1979 | result |= lineWidthRes; |
| 1980 | |
| 1981 | return result; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1982 | } |
| 1983 | |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1984 | deUint8 LineRenderCase::scanColumn (const tcu::ConstPixelBufferAccess& access, int column, int columnBegin, int columnEnd, const tcu::IVec2& numLines, int& messageLimitCounter) const |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1985 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1986 | const bool numLinesOk = checkAreaNumLines(access, tcu::IVec4(column, columnBegin, 1, columnEnd - columnBegin), messageLimitCounter, SCAN_COL_COMPONENT_NDX, numLines); |
| 1987 | const deUint8 lineWidthRes = checkLineWidths(access, tcu::IVec2(column, columnBegin), tcu::IVec2(column, columnEnd), SCAN_COL_COMPONENT_NDX, messageLimitCounter); |
| 1988 | deUint8 result = 0; |
Jarkko Pöyry | f0ca13a | 2015-04-27 16:20:50 -0700 | [diff] [blame] | 1989 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 1990 | if (numLinesOk) |
| 1991 | result |= (deUint8)SCANRESULT_NUM_LINES_OK_BIT; |
| 1992 | |
| 1993 | if (lineWidthRes == 0) |
| 1994 | result |= (deUint8)SCANRESULT_LINE_WIDTH_OK_BIT; |
| 1995 | else |
| 1996 | result |= lineWidthRes; |
| 1997 | |
| 1998 | return result; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 1999 | } |
| 2000 | |
| 2001 | bool LineRenderCase::checkAreaNumLines (const tcu::ConstPixelBufferAccess& access, const tcu::IVec4& area, int& messageLimitCounter, int componentNdx, const tcu::IVec2& numLines) const |
| 2002 | { |
| 2003 | // Num maxima == num lines |
| 2004 | const tcu::ConstPixelBufferAccess subAccess = tcu::getSubregion(access, area.x(), area.y(), 0, area.z(), area.w(), 1); |
| 2005 | const tcu::IVec2 numMinimaMaxima = getNumMinimaMaxima(subAccess, componentNdx); |
| 2006 | const int numMaxima = numMinimaMaxima.y(); |
| 2007 | |
| 2008 | // In valid range |
| 2009 | if (numMaxima >= numLines.x() && numMaxima <= numLines.y()) |
| 2010 | return true; |
| 2011 | |
| 2012 | if (--messageLimitCounter < 0) |
| 2013 | return false; |
| 2014 | |
| 2015 | if (area.z() == 1) |
| 2016 | m_testCtx.getLog() |
| 2017 | << tcu::TestLog::Message |
| 2018 | << "On column " << area.x() << ", y: [" << area.y() << "," << (area.y()+area.w()) << "):\n" |
| 2019 | << "\tExpected [" << numLines.x() << ", " << numLines.y() << "] lines but the number of lines in the area is " << numMaxima |
| 2020 | << tcu::TestLog::EndMessage; |
| 2021 | else |
| 2022 | m_testCtx.getLog() |
| 2023 | << tcu::TestLog::Message |
| 2024 | << "On row " << area.y() << ", x: [" << area.x() << "," << (area.x()+area.z()) << "):\n" |
| 2025 | << "\tExpected [" << numLines.x() << ", " << numLines.y() << "] lines but the number of lines in the area is " << numMaxima |
| 2026 | << tcu::TestLog::EndMessage; |
| 2027 | |
| 2028 | return false; |
| 2029 | } |
| 2030 | |
| 2031 | tcu::IVec2 LineRenderCase::getNumMinimaMaxima (const tcu::ConstPixelBufferAccess& access, int componentNdx) const |
| 2032 | { |
| 2033 | DE_ASSERT(access.getWidth() == 1 || access.getHeight() == 1); |
| 2034 | |
| 2035 | int previousValue = -1; |
| 2036 | int previousSign = 0; |
| 2037 | int numMinima = 0; |
| 2038 | int numMaxima = 0; |
| 2039 | |
| 2040 | for (int y = 0; y < access.getHeight(); ++y) |
| 2041 | for (int x = 0; x < access.getWidth(); ++x) |
| 2042 | { |
| 2043 | const int componentValue = access.getPixelInt(x, y)[componentNdx]; |
| 2044 | |
| 2045 | if (previousValue != -1) |
| 2046 | { |
| 2047 | const int sign = (componentValue > previousValue) ? (+1) : (componentValue < previousValue) ? (-1) : (0); |
| 2048 | |
| 2049 | // local minima/maxima in sign changes (zero signless) |
| 2050 | if (sign != 0 && sign == -previousSign) |
| 2051 | { |
| 2052 | previousSign = sign; |
| 2053 | |
| 2054 | if (sign > 0) |
| 2055 | ++numMinima; |
| 2056 | else |
| 2057 | ++numMaxima; |
| 2058 | } |
| 2059 | else if (sign != 0 && previousSign == 0) |
| 2060 | { |
| 2061 | previousSign = sign; |
| 2062 | |
| 2063 | // local extreme at the start boundary |
| 2064 | if (sign > 0) |
| 2065 | ++numMinima; |
| 2066 | else |
| 2067 | ++numMaxima; |
| 2068 | } |
| 2069 | } |
| 2070 | |
| 2071 | previousValue = componentValue; |
| 2072 | } |
| 2073 | |
| 2074 | // local extreme at the end boundary |
| 2075 | if (previousSign > 0) |
| 2076 | ++numMaxima; |
| 2077 | else if (previousSign < 0) |
| 2078 | ++numMinima; |
| 2079 | else |
| 2080 | { |
| 2081 | ++numMaxima; |
| 2082 | ++numMinima; |
| 2083 | } |
| 2084 | |
| 2085 | return tcu::IVec2(numMinima, numMaxima); |
| 2086 | } |
| 2087 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2088 | deUint8 LineRenderCase::checkLineWidths (const tcu::ConstPixelBufferAccess& access, const tcu::IVec2& begin, const tcu::IVec2& end, int componentNdx, int& messageLimitCounter) const |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2089 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2090 | const bool multisample = m_context.getRenderTarget().getNumSamples() > 1; |
| 2091 | const int lineRenderWidth = (m_isWideLineCase) ? (m_wideLineLineWidth) : 1; |
| 2092 | const tcu::IVec2 lineWidthRange = (multisample) |
| 2093 | ? (tcu::IVec2(lineRenderWidth, lineRenderWidth+1)) // multisampled "smooth" lines may spread to neighboring pixel |
| 2094 | : (tcu::IVec2(lineRenderWidth, lineRenderWidth)); |
| 2095 | const tcu::IVec2 relaxedLineWidthRange = (tcu::IVec2(lineRenderWidth-1, lineRenderWidth+1)); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2096 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2097 | int lineWidth = 0; |
| 2098 | bool bboxLimitedLine = false; |
| 2099 | deUint8 errorMask = 0; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2100 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2101 | const tcu::IVec2 advance = (begin.x() == end.x()) ? (tcu::IVec2(0, 1)) : (tcu::IVec2(1, 0)); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2102 | |
| 2103 | // fragments before begin? |
| 2104 | if (access.getPixelInt(begin.x(), begin.y())[componentNdx] != 0) |
| 2105 | { |
| 2106 | bboxLimitedLine = true; |
| 2107 | |
| 2108 | for (tcu::IVec2 cursor = begin - advance;; cursor -= advance) |
| 2109 | { |
| 2110 | if (cursor.x() < 0 || cursor.y() < 0) |
| 2111 | { |
| 2112 | break; |
| 2113 | } |
| 2114 | else if (access.getPixelInt(cursor.x(), cursor.y())[componentNdx] != 0) |
| 2115 | { |
| 2116 | ++lineWidth; |
| 2117 | } |
| 2118 | else |
| 2119 | break; |
| 2120 | } |
| 2121 | } |
| 2122 | |
| 2123 | for (tcu::IVec2 cursor = begin; cursor != end; cursor += advance) |
| 2124 | { |
| 2125 | const bool hit = (access.getPixelInt(cursor.x(), cursor.y())[componentNdx] != 0); |
| 2126 | |
| 2127 | if (hit) |
| 2128 | ++lineWidth; |
| 2129 | else if (lineWidth) |
| 2130 | { |
| 2131 | // Line is allowed to be be thinner if it borders the bbox boundary (since part of the line might have been discarded). |
| 2132 | const bool incorrectLineWidth = (lineWidth < lineWidthRange.x() && !bboxLimitedLine) || (lineWidth > lineWidthRange.y()); |
| 2133 | |
| 2134 | if (incorrectLineWidth) |
| 2135 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2136 | const bool incorrectRelaxedLineWidth = (lineWidth < relaxedLineWidthRange.x() && !bboxLimitedLine) || (lineWidth > relaxedLineWidthRange.y()); |
| 2137 | |
| 2138 | if (incorrectRelaxedLineWidth) |
| 2139 | errorMask |= SCANRESULT_LINE_WIDTH_ERR_BIT; |
| 2140 | else |
| 2141 | errorMask |= SCANRESULT_LINE_WIDTH_WARN_BIT; |
| 2142 | |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2143 | printLineWidthError(cursor, lineWidth, lineWidthRange, advance.x() == 0, messageLimitCounter); |
| 2144 | } |
| 2145 | |
| 2146 | lineWidth = 0; |
| 2147 | bboxLimitedLine = false; |
| 2148 | } |
| 2149 | } |
| 2150 | |
| 2151 | // fragments after end? |
| 2152 | if (lineWidth) |
| 2153 | { |
| 2154 | for (tcu::IVec2 cursor = end;; cursor += advance) |
| 2155 | { |
| 2156 | if (cursor.x() >= access.getWidth() || cursor.y() >= access.getHeight()) |
| 2157 | { |
| 2158 | if (lineWidth > lineWidthRange.y()) |
| 2159 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2160 | if (lineWidth > relaxedLineWidthRange.y()) |
| 2161 | errorMask |= SCANRESULT_LINE_WIDTH_ERR_BIT; |
| 2162 | else |
| 2163 | errorMask |= SCANRESULT_LINE_WIDTH_WARN_BIT; |
| 2164 | |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2165 | printLineWidthError(cursor, lineWidth, lineWidthRange, advance.x() == 0, messageLimitCounter); |
| 2166 | } |
| 2167 | |
| 2168 | break; |
| 2169 | } |
| 2170 | else if (access.getPixelInt(cursor.x(), cursor.y())[componentNdx] != 0) |
| 2171 | { |
| 2172 | ++lineWidth; |
| 2173 | } |
| 2174 | else if (lineWidth) |
| 2175 | { |
| 2176 | // only check that line width is not larger than expected. Line width may be smaller |
| 2177 | // since the scanning 'cursor' is now outside the bounding box. |
| 2178 | const bool incorrectLineWidth = (lineWidth > lineWidthRange.y()); |
| 2179 | |
| 2180 | if (incorrectLineWidth) |
| 2181 | { |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2182 | const bool incorrectRelaxedLineWidth = (lineWidth > relaxedLineWidthRange.y()); |
| 2183 | |
| 2184 | if (incorrectRelaxedLineWidth) |
| 2185 | errorMask |= SCANRESULT_LINE_WIDTH_ERR_BIT; |
| 2186 | else |
| 2187 | errorMask |= SCANRESULT_LINE_WIDTH_WARN_BIT; |
| 2188 | |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2189 | printLineWidthError(cursor, lineWidth, lineWidthRange, advance.x() == 0, messageLimitCounter); |
| 2190 | } |
| 2191 | |
| 2192 | lineWidth = 0; |
| 2193 | } |
| 2194 | } |
| 2195 | } |
| 2196 | |
Pyry Haulos | ba45591 | 2016-11-15 10:28:48 -0800 | [diff] [blame] | 2197 | return errorMask; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2198 | } |
| 2199 | |
| 2200 | void LineRenderCase::printLineWidthError (const tcu::IVec2& pos, int detectedLineWidth, const tcu::IVec2& lineWidthRange, bool isHorizontal, int& messageLimitCounter) const |
| 2201 | { |
| 2202 | if (--messageLimitCounter < 0) |
| 2203 | return; |
| 2204 | |
| 2205 | m_testCtx.getLog() |
| 2206 | << tcu::TestLog::Message |
| 2207 | << "Found incorrect line width near " << pos << ": (" << ((isHorizontal) ? ("horizontal") : ("vertical")) << " line)\n" |
| 2208 | << "\tExpected line width in range [" << lineWidthRange.x() << ", " << lineWidthRange.y() << "] but found " << detectedLineWidth |
| 2209 | << tcu::TestLog::EndMessage; |
| 2210 | } |
| 2211 | |
| 2212 | class PointRenderCase : public BBoxRenderCase |
| 2213 | { |
| 2214 | public: |
| 2215 | enum |
| 2216 | { |
| 2217 | POINTFLAG_WIDE = 1u << FLAGBIT_USER_BIT, //!< use wide points |
| 2218 | }; |
| 2219 | struct GeneratedPoint |
| 2220 | { |
| 2221 | tcu::Vec2 center; |
| 2222 | int size; |
| 2223 | bool even; |
| 2224 | }; |
| 2225 | |
| 2226 | PointRenderCase (Context& context, const char* name, const char* description, deUint32 flags); |
| 2227 | ~PointRenderCase (void); |
| 2228 | |
| 2229 | private: |
| 2230 | enum ResultPointType |
| 2231 | { |
| 2232 | POINT_FULL = 0, |
| 2233 | POINT_PARTIAL |
| 2234 | }; |
| 2235 | |
| 2236 | void init (void); |
| 2237 | void deinit (void); |
| 2238 | |
| 2239 | std::string genVertexSource (void) const; |
| 2240 | std::string genFragmentSource (void) const; |
| 2241 | std::string genTessellationControlSource (void) const; |
| 2242 | std::string genTessellationEvaluationSource (void) const; |
| 2243 | std::string genGeometrySource (void) const; |
| 2244 | |
| 2245 | IterationConfig generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const; |
| 2246 | void generateAttributeData (void); |
| 2247 | void getAttributeData (std::vector<tcu::Vec4>& data) const; |
| 2248 | void renderTestPattern (const IterationConfig& config); |
| 2249 | void verifyRenderResult (const IterationConfig& config); |
| 2250 | |
| 2251 | void genReferencePointData (const IterationConfig& config, std::vector<GeneratedPoint>& data) const; |
| 2252 | bool verifyNarrowPointPattern (const tcu::Surface& viewport, const std::vector<GeneratedPoint>& refPoints, const ProjectedBBox& bbox, int& logFloodCounter); |
| 2253 | bool verifyWidePointPattern (const tcu::Surface& viewport, const std::vector<GeneratedPoint>& refPoints, const ProjectedBBox& bbox, int& logFloodCounter); |
| 2254 | bool verifyWidePoint (const tcu::Surface& viewport, const GeneratedPoint& refPoint, const ProjectedBBox& bbox, ResultPointType pointType, int& logFloodCounter); |
| 2255 | bool verifyWidePointAt (const tcu::IVec2& pointPos, const tcu::Surface& viewport, const GeneratedPoint& refPoint, const tcu::IVec4& bbox, ResultPointType pointType, int componentNdx, int& logFloodCounter); |
| 2256 | tcu::IVec2 scanPointWidthAt (const tcu::IVec2& pointPos, const tcu::Surface& viewport, int expectedPointSize, int componentNdx) const; |
| 2257 | |
| 2258 | const int m_numStripes; |
| 2259 | const bool m_isWidePointCase; |
| 2260 | std::vector<tcu::Vec4> m_attribData; |
| 2261 | }; |
| 2262 | |
| 2263 | PointRenderCase::PointRenderCase (Context& context, const char* name, const char* description, deUint32 flags) |
| 2264 | : BBoxRenderCase (context, name, description, 12, flags) |
| 2265 | , m_numStripes (4) |
| 2266 | , m_isWidePointCase ((flags & POINTFLAG_WIDE) != 0) |
| 2267 | { |
| 2268 | } |
| 2269 | |
| 2270 | PointRenderCase::~PointRenderCase (void) |
| 2271 | { |
| 2272 | } |
| 2273 | |
| 2274 | void PointRenderCase::init (void) |
| 2275 | { |
| 2276 | if (m_isWidePointCase) |
| 2277 | { |
| 2278 | // extensions |
| 2279 | if (m_hasGeometryStage && !m_context.getContextInfo().isExtensionSupported("GL_EXT_geometry_point_size")) |
| 2280 | throw tcu::NotSupportedError("Test requires GL_EXT_geometry_point_size extension"); |
| 2281 | if (m_hasTessellationStage && !m_hasGeometryStage && !m_context.getContextInfo().isExtensionSupported("GL_EXT_tessellation_point_size")) |
| 2282 | throw tcu::NotSupportedError("Test requires GL_EXT_tessellation_point_size extension"); |
| 2283 | |
| 2284 | // point size range |
| 2285 | { |
| 2286 | glw::GLfloat pointSizeRange[2] = {0.0f, 0.0f}; |
| 2287 | m_context.getRenderContext().getFunctions().getFloatv(GL_ALIASED_POINT_SIZE_RANGE, pointSizeRange); |
| 2288 | |
| 2289 | if (pointSizeRange[1] < 5.0f) |
| 2290 | throw tcu::NotSupportedError("Test requires point size 5.0"); |
| 2291 | } |
| 2292 | } |
| 2293 | |
| 2294 | m_testCtx.getLog() |
| 2295 | << tcu::TestLog::Message |
| 2296 | << "Rendering point pattern to " << ((m_renderTarget == RENDERTARGET_DEFAULT) ? ("default frame buffer") : ("fbo")) << ".\n" |
| 2297 | << "Half of the points are green, half blue. Using additive blending.\n" |
| 2298 | << "Points are in random order, varying pattern size and location for each iteration.\n" |
| 2299 | << "Marking all discardable fragments (fragments outside the bounding box) with a fully saturated red channel." |
| 2300 | << tcu::TestLog::EndMessage; |
| 2301 | |
| 2302 | generateAttributeData(); |
| 2303 | |
| 2304 | BBoxRenderCase::init(); |
| 2305 | } |
| 2306 | |
| 2307 | void PointRenderCase::deinit (void) |
| 2308 | { |
| 2309 | // clear data |
| 2310 | m_attribData = std::vector<tcu::Vec4>(); |
| 2311 | |
| 2312 | // deinit parent |
| 2313 | BBoxRenderCase::deinit(); |
| 2314 | } |
| 2315 | |
| 2316 | std::string PointRenderCase::genVertexSource (void) const |
| 2317 | { |
| 2318 | std::ostringstream buf; |
| 2319 | |
| 2320 | buf << "#version 310 es\n" |
| 2321 | "in highp vec4 a_position;\n" |
| 2322 | "in highp vec4 a_color;\n" |
| 2323 | "out highp vec4 vtx_color;\n" |
| 2324 | "uniform highp vec4 u_posScale;\n" |
| 2325 | "\n"; |
| 2326 | if (!m_hasTessellationStage) |
| 2327 | { |
| 2328 | DE_ASSERT(m_useGlobalState); |
| 2329 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 2330 | "uniform highp vec4 u_primitiveBBoxMax;\n" |
| 2331 | "\n" |
| 2332 | "flat out highp float v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize;\n" |
| 2333 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 2334 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 2335 | "\n"; |
| 2336 | } |
| 2337 | |
| 2338 | buf << "void main()\n" |
| 2339 | "{\n" |
| 2340 | " highp vec2 patternOffset = u_posScale.xy;\n" |
| 2341 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 2342 | " highp float pointSize = " |
| 2343 | << ((m_isWidePointCase && !m_hasTessellationStage && !m_hasGeometryStage) ? ("(a_color.g > 0.0) ? (5.0) : (3.0)") : ("1.0")) |
| 2344 | << ";\n" |
| 2345 | << " gl_Position = vec4(a_position.xy * patternScale + patternOffset, a_position.z, a_position.w);\n" |
| 2346 | " gl_PointSize = pointSize;\n" |
| 2347 | " vtx_color = a_color;\n"; |
| 2348 | |
| 2349 | if (!m_hasTessellationStage) |
| 2350 | { |
| 2351 | DE_ASSERT(m_useGlobalState); |
| 2352 | buf << "\n" |
| 2353 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_expansionSize = pointSize;\n" |
| 2354 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin =\n" |
| 2355 | " min(vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMin.w,\n" |
| 2356 | " vec3(u_primitiveBBoxMin.x, u_primitiveBBoxMin.y, u_primitiveBBoxMin.z) / u_primitiveBBoxMax.w);\n" |
| 2357 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax =\n" |
| 2358 | " min(vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMin.w,\n" |
| 2359 | " vec3(u_primitiveBBoxMax.x, u_primitiveBBoxMax.y, u_primitiveBBoxMax.z) / u_primitiveBBoxMax.w);\n"; |
| 2360 | } |
| 2361 | |
| 2362 | buf << "}\n"; |
| 2363 | return buf.str(); |
| 2364 | } |
| 2365 | |
| 2366 | std::string PointRenderCase::genFragmentSource (void) const |
| 2367 | { |
| 2368 | const char* const colorInputName = (m_hasGeometryStage) ? ("geo_color") : (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 2369 | std::ostringstream buf; |
| 2370 | |
| 2371 | buf << "#version 310 es\n" |
| 2372 | "in mediump vec4 " << colorInputName << ";\n" |
| 2373 | "layout(location = 0) out mediump vec4 o_color;\n" |
| 2374 | << genShaderFunction(SHADER_FUNC_INSIDE_BBOX) |
| 2375 | << "\n" |
| 2376 | "void main()\n" |
| 2377 | "{\n" |
| 2378 | " mediump vec4 baseColor = " << colorInputName << ";\n" |
| 2379 | " mediump float redChannel;\n" |
| 2380 | " if (fragmentInsideTheBBox(gl_FragCoord.z))\n" |
| 2381 | " redChannel = 0.0;\n" |
| 2382 | " else\n" |
| 2383 | " redChannel = 1.0;\n" |
| 2384 | " o_color = vec4(redChannel, baseColor.g, baseColor.b, baseColor.a);\n" |
| 2385 | "}\n"; |
| 2386 | |
| 2387 | return buf.str(); |
| 2388 | } |
| 2389 | |
| 2390 | std::string PointRenderCase::genTessellationControlSource (void) const |
| 2391 | { |
| 2392 | const bool tessellationWidePoints = (m_isWidePointCase) && (!m_hasGeometryStage); |
| 2393 | std::ostringstream buf; |
| 2394 | |
| 2395 | buf << "#version 310 es\n" |
| 2396 | "#extension GL_EXT_tessellation_shader : require\n" |
| 2397 | "#extension GL_EXT_primitive_bounding_box : require\n" |
| 2398 | << ((tessellationWidePoints) ? ("#extension GL_EXT_tessellation_point_size : require\n") : ("")) |
| 2399 | << "layout(vertices=1) out;" |
| 2400 | "\n" |
| 2401 | "in highp vec4 vtx_color[];\n" |
| 2402 | "out highp vec4 tess_ctrl_color[];\n" |
| 2403 | "uniform highp float u_tessellationLevel;\n" |
| 2404 | "uniform highp vec4 u_posScale;\n"; |
| 2405 | |
| 2406 | if (!m_calcPerPrimitiveBBox) |
| 2407 | { |
| 2408 | buf << "uniform highp vec4 u_primitiveBBoxMin;\n" |
| 2409 | "uniform highp vec4 u_primitiveBBoxMax;\n"; |
| 2410 | } |
| 2411 | |
| 2412 | buf << "patch out highp vec3 vp_bbox_clipMin;\n" |
| 2413 | "patch out highp vec3 vp_bbox_clipMax;\n"; |
| 2414 | |
| 2415 | if (m_calcPerPrimitiveBBox) |
| 2416 | { |
| 2417 | buf << "\n"; |
| 2418 | if (m_hasGeometryStage) |
| 2419 | buf << genShaderFunction(SHADER_FUNC_MIRROR_X); |
| 2420 | buf << genShaderFunction(SHADER_FUNC_MIRROR_Y); |
| 2421 | |
| 2422 | buf << "vec4 transformVec(in highp vec4 p)\n" |
| 2423 | "{\n" |
| 2424 | " return " << ((m_hasGeometryStage) ? ("mirrorX(mirrorY(p))") : ("mirrorY(p)")) << ";\n" |
| 2425 | "}\n"; |
| 2426 | } |
| 2427 | |
| 2428 | buf << "\n" |
| 2429 | "void main()\n" |
| 2430 | "{\n" |
| 2431 | " // convert to nonsensical coordinates, just in case\n" |
| 2432 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position.wzxy;\n" |
| 2433 | " tess_ctrl_color[gl_InvocationID] = vtx_color[gl_InvocationID];\n" |
| 2434 | "\n" |
| 2435 | " gl_TessLevelOuter[0] = u_tessellationLevel;\n" |
| 2436 | " gl_TessLevelOuter[1] = u_tessellationLevel;\n" |
| 2437 | " gl_TessLevelOuter[2] = u_tessellationLevel;\n" |
| 2438 | " gl_TessLevelOuter[3] = u_tessellationLevel;\n" |
| 2439 | " gl_TessLevelInner[0] = 0.8; // will be rounded up to 1\n" |
| 2440 | " gl_TessLevelInner[1] = 0.8; // will be rounded up to 1\n"; |
| 2441 | |
| 2442 | if (m_calcPerPrimitiveBBox) |
| 2443 | { |
| 2444 | buf << "\n"; |
| 2445 | |
| 2446 | if (m_hasGeometryStage) |
| 2447 | buf << " const vec2 minExpansion = vec2(0.07 + 0.05, 0.07 + 0.02); // eval and geometry shader\n" |
| 2448 | " const vec2 maxExpansion = vec2(0.07 + 0.05, 0.07 + 0.03); // eval and geometry shader\n"; |
| 2449 | else |
| 2450 | buf << " const vec2 minExpansion = vec2(0.07, 0.07); // eval shader\n" |
| 2451 | " const vec2 maxExpansion = vec2(0.07, 0.07); // eval shader\n"; |
| 2452 | |
| 2453 | buf << " highp vec2 patternScale = u_posScale.zw;\n" |
| 2454 | " highp vec4 bboxMin = transformVec(gl_in[0].gl_Position) - vec4(minExpansion * patternScale, 0.0, 0.0);\n" |
| 2455 | " highp vec4 bboxMax = transformVec(gl_in[0].gl_Position) + vec4(maxExpansion * patternScale, 0.0, 0.0);\n"; |
| 2456 | } |
| 2457 | else |
| 2458 | { |
| 2459 | buf << "\n" |
| 2460 | " highp vec4 bboxMin = u_primitiveBBoxMin;\n" |
| 2461 | " highp vec4 bboxMax = u_primitiveBBoxMax;\n"; |
| 2462 | } |
| 2463 | if (!m_useGlobalState) |
| 2464 | buf << "\n" |
| 2465 | " gl_BoundingBoxEXT[0] = bboxMin;\n" |
| 2466 | " gl_BoundingBoxEXT[1] = bboxMax;\n"; |
| 2467 | |
| 2468 | buf << " vp_bbox_clipMin = min(vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMin.w,\n" |
| 2469 | " vec3(bboxMin.x, bboxMin.y, bboxMin.z) / bboxMax.w);\n" |
| 2470 | " vp_bbox_clipMax = max(vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMin.w,\n" |
| 2471 | " vec3(bboxMax.x, bboxMax.y, bboxMax.z) / bboxMax.w);\n" |
| 2472 | "}\n"; |
| 2473 | |
| 2474 | return buf.str(); |
| 2475 | } |
| 2476 | |
| 2477 | std::string PointRenderCase::genTessellationEvaluationSource (void) const |
| 2478 | { |
| 2479 | const bool tessellationWidePoints = (m_isWidePointCase) && (!m_hasGeometryStage); |
| 2480 | std::ostringstream buf; |
| 2481 | |
| 2482 | buf << "#version 310 es\n" |
| 2483 | "#extension GL_EXT_tessellation_shader : require\n" |
| 2484 | << ((tessellationWidePoints) ? ("#extension GL_EXT_tessellation_point_size : require\n") : ("")) |
| 2485 | << "layout(quads, point_mode) in;" |
| 2486 | "\n" |
| 2487 | "in highp vec4 tess_ctrl_color[];\n" |
| 2488 | "out highp vec4 tess_color;\n" |
| 2489 | "uniform highp vec4 u_posScale;\n" |
| 2490 | "\n" |
| 2491 | "patch in highp vec3 vp_bbox_clipMin;\n" |
| 2492 | "patch in highp vec3 vp_bbox_clipMax;\n" |
| 2493 | << ((!m_hasGeometryStage) ? ("flat out highp float v_bbox_expansionSize;\n") : ("")) |
| 2494 | << "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin;\n" |
| 2495 | "flat out highp vec3 v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax;\n" |
| 2496 | "\n" |
| 2497 | << genShaderFunction(SHADER_FUNC_MIRROR_Y) |
| 2498 | << "void main()\n" |
| 2499 | "{\n" |
| 2500 | " // non-trivial tessellation evaluation shader, convert from nonsensical coords, flip vertically\n" |
| 2501 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 2502 | " highp vec4 offset = vec4((gl_TessCoord.xy * 2.0 - vec2(1.0)) * 0.07 * patternScale, 0.0, 0.0);\n" |
| 2503 | " highp float pointSize = " << ((tessellationWidePoints) ? ("(tess_ctrl_color[0].g > 0.0) ? (5.0) : (3.0)") : ("1.0")) << ";\n" |
| 2504 | " gl_Position = mirrorY(gl_in[0].gl_Position.zwyx + offset);\n"; |
| 2505 | |
| 2506 | if (tessellationWidePoints) |
| 2507 | buf << " gl_PointSize = pointSize;\n"; |
| 2508 | |
| 2509 | buf << " tess_color = tess_ctrl_color[0];\n" |
| 2510 | << ((!m_hasGeometryStage) ? ("v_bbox_expansionSize = pointSize;\n") : ("")) |
| 2511 | << " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMin = vp_bbox_clipMin;\n" |
| 2512 | " v_" << (m_hasGeometryStage ? "geo_" : "") << "bbox_clipMax = vp_bbox_clipMax;\n" |
| 2513 | "}\n"; |
| 2514 | |
| 2515 | return buf.str(); |
| 2516 | } |
| 2517 | |
| 2518 | std::string PointRenderCase::genGeometrySource (void) const |
| 2519 | { |
| 2520 | const char* const colorInputName = (m_hasTessellationStage) ? ("tess_color") : ("vtx_color"); |
| 2521 | std::ostringstream buf; |
| 2522 | |
| 2523 | buf << "#version 310 es\n" |
| 2524 | "#extension GL_EXT_geometry_shader : require\n" |
| 2525 | << ((m_isWidePointCase) ? ("#extension GL_EXT_geometry_point_size : require\n") : ("")) |
| 2526 | << "layout(points) in;\n" |
| 2527 | "layout(max_vertices=3, points) out;\n" |
| 2528 | "\n" |
| 2529 | "in highp vec4 " << colorInputName << "[1];\n" |
| 2530 | "out highp vec4 geo_color;\n" |
| 2531 | "uniform highp vec4 u_posScale;\n" |
| 2532 | "\n" |
| 2533 | "flat in highp vec3 v_geo_bbox_clipMin[1];\n" |
| 2534 | "flat in highp vec3 v_geo_bbox_clipMax[1];\n" |
| 2535 | "flat out highp vec3 v_bbox_clipMin;\n" |
| 2536 | "flat out highp vec3 v_bbox_clipMax;\n" |
| 2537 | "flat out highp float v_bbox_expansionSize;\n" |
| 2538 | "\n" |
| 2539 | << genShaderFunction(SHADER_FUNC_MIRROR_X) |
| 2540 | << "\n" |
| 2541 | "void main()\n" |
| 2542 | "{\n" |
| 2543 | " // Non-trivial geometry shader: 1-to-3 amplification, mirror horizontally\n" |
| 2544 | " highp vec4 p0 = mirrorX(gl_in[0].gl_Position);\n" |
| 2545 | " highp vec4 pointColor = " << colorInputName << "[0];\n" |
| 2546 | " highp vec2 patternScale = u_posScale.zw;\n" |
| 2547 | " highp float pointSize = " |
| 2548 | << (m_isWidePointCase ? ("(pointColor.g > 0.0) ? (5.0) : (3.0)") : ("1.0")) |
| 2549 | << ";\n" |
| 2550 | "\n" |
| 2551 | " highp vec4 offsets[3] =\n" |
Jarkko Pöyry | cdde9ab | 2015-03-06 13:50:37 -0800 | [diff] [blame] | 2552 | " vec4[3](\n" |
| 2553 | " vec4( 0.05 * patternScale.x, 0.03 * patternScale.y, 0.0, 0.0),\n" |
| 2554 | " vec4(-0.01 * patternScale.x,-0.02 * patternScale.y, 0.0, 0.0),\n" |
| 2555 | " vec4(-0.05 * patternScale.x, 0.02 * patternScale.y, 0.0, 0.0)\n" |
| 2556 | " );\n" |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2557 | " for (int ndx = 0; ndx < 3; ++ndx)\n" |
| 2558 | " {\n" |
| 2559 | " gl_Position = p0 + offsets[ndx];\n"; |
| 2560 | |
| 2561 | if (m_isWidePointCase) |
| 2562 | buf << " gl_PointSize = pointSize;\n"; |
| 2563 | |
| 2564 | buf << " v_bbox_clipMin = v_geo_bbox_clipMin[0];\n" |
| 2565 | " v_bbox_clipMax = v_geo_bbox_clipMax[0];\n" |
| 2566 | " v_bbox_expansionSize = pointSize;\n" |
| 2567 | " geo_color = pointColor;\n" |
| 2568 | " EmitVertex();\n" |
| 2569 | " }\n" |
| 2570 | "}\n"; |
| 2571 | |
| 2572 | return buf.str(); |
| 2573 | } |
| 2574 | |
| 2575 | PointRenderCase::IterationConfig PointRenderCase::generateConfig (int iteration, const tcu::IVec2& renderTargetSize) const |
| 2576 | { |
| 2577 | IterationConfig config = generateRandomConfig(0xDEDEDEu * (deUint32)iteration, renderTargetSize); |
| 2578 | |
| 2579 | // equal or larger -> expand according to shader expansion |
| 2580 | if (m_bboxSize == BBOXSIZE_EQUAL || m_bboxSize == BBOXSIZE_LARGER) |
| 2581 | { |
| 2582 | const tcu::Vec2 patternScale = config.patternSize; |
| 2583 | |
| 2584 | if (m_hasTessellationStage) |
| 2585 | { |
| 2586 | config.bbox.min -= tcu::Vec4(0.07f * patternScale.x(), 0.07f * patternScale.y(), 0.0f, 0.0f); |
| 2587 | config.bbox.max += tcu::Vec4(0.07f * patternScale.x(), 0.07f * patternScale.y(), 0.0f, 0.0f); |
| 2588 | } |
| 2589 | if (m_hasGeometryStage) |
| 2590 | { |
| 2591 | config.bbox.min -= tcu::Vec4(0.05f * patternScale.x(), 0.02f * patternScale.y(), 0.0f, 0.0f); |
| 2592 | config.bbox.max += tcu::Vec4(0.05f * patternScale.x(), 0.03f * patternScale.y(), 0.0f, 0.0f); |
| 2593 | } |
| 2594 | } |
| 2595 | |
| 2596 | return config; |
| 2597 | } |
| 2598 | |
| 2599 | void PointRenderCase::generateAttributeData (void) |
| 2600 | { |
| 2601 | const tcu::Vec4 green (0.0f, 1.0f, 0.0f, 1.0f); |
| 2602 | const tcu::Vec4 blue (0.0f, 0.0f, 1.0f, 1.0f); |
| 2603 | std::vector<int> cellOrder (m_numStripes * m_numStripes * 2); |
| 2604 | de::Random rnd (0xDE22446); |
| 2605 | |
| 2606 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 2607 | cellOrder[ndx] = ndx; |
| 2608 | rnd.shuffle(cellOrder.begin(), cellOrder.end()); |
| 2609 | |
| 2610 | m_attribData.resize(cellOrder.size() * 2); |
| 2611 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 2612 | { |
| 2613 | const int pointID = cellOrder[ndx]; |
| 2614 | const int direction = pointID & 0x01; |
| 2615 | const int majorCoord = (pointID >> 1) / m_numStripes; |
| 2616 | const int minorCoord = (pointID >> 1) % m_numStripes; |
| 2617 | |
| 2618 | if (direction) |
| 2619 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 2620 | m_attribData[ndx * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(float(minorCoord) / float(m_numStripes), float(majorCoord) / float(m_numStripes), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2621 | m_attribData[ndx * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = green; |
| 2622 | } |
| 2623 | else |
| 2624 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 2625 | m_attribData[ndx * VA_NUM_ATTRIB_VECS + VA_POS_VEC_NDX] = tcu::Vec4(((float)majorCoord + 0.5f) / float(m_numStripes), ((float)minorCoord + 0.5f) / float(m_numStripes), 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2626 | m_attribData[ndx * VA_NUM_ATTRIB_VECS + VA_COL_VEC_NDX] = blue; |
| 2627 | } |
| 2628 | } |
| 2629 | } |
| 2630 | |
| 2631 | void PointRenderCase::getAttributeData (std::vector<tcu::Vec4>& data) const |
| 2632 | { |
| 2633 | data = m_attribData; |
| 2634 | } |
| 2635 | |
| 2636 | void PointRenderCase::renderTestPattern (const IterationConfig& config) |
| 2637 | { |
| 2638 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 2639 | |
| 2640 | setupRender(config); |
| 2641 | |
| 2642 | if (m_hasTessellationStage) |
| 2643 | { |
| 2644 | const glw::GLint tessLevelPos = gl.getUniformLocation(m_program->getProgram(), "u_tessellationLevel"); |
| 2645 | const glw::GLfloat tessLevel = 0.8f; // will be rounded up |
| 2646 | |
| 2647 | TCU_CHECK(tessLevelPos != -1); |
| 2648 | |
| 2649 | m_testCtx.getLog() << tcu::TestLog::Message << "u_tessellationLevel = " << tessLevel << tcu::TestLog::EndMessage; |
| 2650 | |
| 2651 | gl.uniform1f(tessLevelPos, tessLevel); |
| 2652 | gl.patchParameteri(GL_PATCH_VERTICES, 1); |
| 2653 | GLU_EXPECT_NO_ERROR(gl.getError(), "patch param"); |
| 2654 | } |
| 2655 | |
| 2656 | m_testCtx.getLog() << tcu::TestLog::Message << "Rendering pattern." << tcu::TestLog::EndMessage; |
| 2657 | |
| 2658 | gl.enable(GL_BLEND); |
| 2659 | gl.blendFunc(GL_ONE, GL_ONE); |
| 2660 | gl.blendEquation(GL_FUNC_ADD); |
| 2661 | |
| 2662 | gl.drawArrays((m_hasTessellationStage) ? (GL_PATCHES) : (GL_POINTS), 0, m_numStripes * m_numStripes * 2); |
| 2663 | GLU_EXPECT_NO_ERROR(gl.getError(), "draw"); |
| 2664 | } |
| 2665 | |
| 2666 | void PointRenderCase::verifyRenderResult (const IterationConfig& config) |
| 2667 | { |
| 2668 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 2669 | const ProjectedBBox projectedBBox = projectBoundingBox(config.bbox); |
| 2670 | const tcu::IVec4 viewportBBoxArea = getViewportBoundingBoxArea(projectedBBox, config.viewportSize); |
| 2671 | |
| 2672 | tcu::Surface viewportSurface (config.viewportSize.x(), config.viewportSize.y()); |
| 2673 | int logFloodCounter = 8; |
| 2674 | bool anyError; |
| 2675 | std::vector<GeneratedPoint> refPoints; |
| 2676 | |
| 2677 | if (!m_calcPerPrimitiveBBox) |
| 2678 | m_testCtx.getLog() |
| 2679 | << tcu::TestLog::Message |
| 2680 | << "Projected bounding box: (clip space)\n" |
| 2681 | << "\tx: [" << projectedBBox.min.x() << "," << projectedBBox.max.x() << "]\n" |
| 2682 | << "\ty: [" << projectedBBox.min.y() << "," << projectedBBox.max.y() << "]\n" |
| 2683 | << "\tz: [" << projectedBBox.min.z() << "," << projectedBBox.max.z() << "]\n" |
| 2684 | << "In viewport coordinates:\n" |
| 2685 | << "\tx: [" << viewportBBoxArea.x() << ", " << viewportBBoxArea.z() << "]\n" |
| 2686 | << "\ty: [" << viewportBBoxArea.y() << ", " << viewportBBoxArea.w() << "]\n" |
| 2687 | << "Verifying render results within the bounding box:\n" |
| 2688 | << tcu::TestLog::EndMessage; |
| 2689 | else |
| 2690 | m_testCtx.getLog() |
| 2691 | << tcu::TestLog::Message |
| 2692 | << "Verifying render result:" |
| 2693 | << tcu::TestLog::EndMessage; |
| 2694 | |
| 2695 | if (m_fbo) |
| 2696 | gl.bindFramebuffer(GL_READ_FRAMEBUFFER, **m_fbo); |
| 2697 | glu::readPixels(m_context.getRenderContext(), config.viewportPos.x(), config.viewportPos.y(), viewportSurface.getAccess()); |
| 2698 | |
| 2699 | genReferencePointData(config, refPoints); |
| 2700 | |
| 2701 | if (m_isWidePointCase) |
| 2702 | anyError = verifyWidePointPattern(viewportSurface, refPoints, projectedBBox, logFloodCounter); |
| 2703 | else |
| 2704 | anyError = verifyNarrowPointPattern(viewportSurface, refPoints, projectedBBox, logFloodCounter); |
| 2705 | |
| 2706 | if (anyError) |
| 2707 | { |
| 2708 | if (logFloodCounter < 0) |
| 2709 | m_testCtx.getLog() << tcu::TestLog::Message << "Omitted " << (-logFloodCounter) << " error descriptions." << tcu::TestLog::EndMessage; |
| 2710 | |
| 2711 | m_testCtx.getLog() |
| 2712 | << tcu::TestLog::Message |
| 2713 | << "Image verification failed." |
| 2714 | << tcu::TestLog::EndMessage |
| 2715 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 2716 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 2717 | << tcu::TestLog::EndImageSet; |
| 2718 | |
| 2719 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed"); |
| 2720 | } |
| 2721 | else |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 2722 | { |
| 2723 | m_testCtx.getLog() |
| 2724 | << tcu::TestLog::Message |
| 2725 | << "Result image ok." |
| 2726 | << tcu::TestLog::EndMessage |
| 2727 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 2728 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewportSurface.getAccess()) |
| 2729 | << tcu::TestLog::EndImageSet; |
| 2730 | } |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2731 | } |
| 2732 | |
| 2733 | struct PointSorter |
| 2734 | { |
| 2735 | bool operator() (const PointRenderCase::GeneratedPoint& a, const PointRenderCase::GeneratedPoint& b) const |
| 2736 | { |
| 2737 | if (a.center.y() < b.center.y()) |
| 2738 | return true; |
| 2739 | else if (a.center.y() > b.center.y()) |
| 2740 | return false; |
| 2741 | else |
| 2742 | return (a.center.x() < b.center.x()); |
| 2743 | } |
| 2744 | }; |
| 2745 | |
| 2746 | void PointRenderCase::genReferencePointData (const IterationConfig& config, std::vector<GeneratedPoint>& data) const |
| 2747 | { |
| 2748 | std::vector<GeneratedPoint> currentPoints; |
| 2749 | |
| 2750 | // vertex shader |
| 2751 | currentPoints.resize(m_attribData.size() / 2); |
| 2752 | for (int ndx = 0; ndx < (int)currentPoints.size(); ++ndx) |
| 2753 | { |
| 2754 | currentPoints[ndx].center = m_attribData[ndx*2].swizzle(0, 1); |
| 2755 | currentPoints[ndx].even = (m_attribData[ndx*2 + 1].y() == 1.0f); // is green |
Pyry Haulos | 7d6ad9e | 2015-02-03 10:41:01 -0800 | [diff] [blame] | 2756 | currentPoints[ndx].size = ((m_isWidePointCase) ? ((currentPoints[ndx].even) ? 5 : 3) : 1); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2757 | } |
| 2758 | |
| 2759 | // tessellation |
| 2760 | if (m_hasTessellationStage) |
| 2761 | { |
| 2762 | std::vector<GeneratedPoint> tessellatedPoints; |
| 2763 | |
| 2764 | tessellatedPoints.resize(currentPoints.size() * 4); |
| 2765 | for (int ndx = 0; ndx < (int)currentPoints.size(); ++ndx) |
| 2766 | { |
| 2767 | const tcu::Vec2 position = tcu::Vec2(currentPoints[ndx].center.x(), 1.0f - currentPoints[ndx].center.y()); // mirror Y |
| 2768 | |
| 2769 | tessellatedPoints[4 * ndx + 0].center = position + tcu::Vec2(-0.07f, -0.07f); |
| 2770 | tessellatedPoints[4 * ndx + 0].size = currentPoints[ndx].size; |
| 2771 | tessellatedPoints[4 * ndx + 0].even = currentPoints[ndx].even; |
| 2772 | |
| 2773 | tessellatedPoints[4 * ndx + 1].center = position + tcu::Vec2( 0.07f, -0.07f); |
| 2774 | tessellatedPoints[4 * ndx + 1].size = currentPoints[ndx].size; |
| 2775 | tessellatedPoints[4 * ndx + 1].even = currentPoints[ndx].even; |
| 2776 | |
| 2777 | tessellatedPoints[4 * ndx + 2].center = position + tcu::Vec2( 0.07f, 0.07f); |
| 2778 | tessellatedPoints[4 * ndx + 2].size = currentPoints[ndx].size; |
| 2779 | tessellatedPoints[4 * ndx + 2].even = currentPoints[ndx].even; |
| 2780 | |
| 2781 | tessellatedPoints[4 * ndx + 3].center = position + tcu::Vec2(-0.07f, 0.07f); |
| 2782 | tessellatedPoints[4 * ndx + 3].size = currentPoints[ndx].size; |
| 2783 | tessellatedPoints[4 * ndx + 3].even = currentPoints[ndx].even; |
| 2784 | } |
| 2785 | |
| 2786 | currentPoints.swap(tessellatedPoints); |
| 2787 | } |
| 2788 | |
| 2789 | // geometry |
| 2790 | if (m_hasGeometryStage) |
| 2791 | { |
| 2792 | std::vector<GeneratedPoint> geometryShadedPoints; |
| 2793 | |
| 2794 | geometryShadedPoints.resize(currentPoints.size() * 3); |
| 2795 | for (int ndx = 0; ndx < (int)currentPoints.size(); ++ndx) |
| 2796 | { |
| 2797 | const tcu::Vec2 position = tcu::Vec2(1.0f - currentPoints[ndx].center.x(), currentPoints[ndx].center.y()); // mirror X |
| 2798 | |
| 2799 | geometryShadedPoints[3 * ndx + 0].center = position + tcu::Vec2( 0.05f, 0.03f); |
| 2800 | geometryShadedPoints[3 * ndx + 0].size = currentPoints[ndx].size; |
| 2801 | geometryShadedPoints[3 * ndx + 0].even = currentPoints[ndx].even; |
| 2802 | |
| 2803 | geometryShadedPoints[3 * ndx + 1].center = position + tcu::Vec2(-0.01f, -0.02f); |
| 2804 | geometryShadedPoints[3 * ndx + 1].size = currentPoints[ndx].size; |
| 2805 | geometryShadedPoints[3 * ndx + 1].even = currentPoints[ndx].even; |
| 2806 | |
| 2807 | geometryShadedPoints[3 * ndx + 2].center = position + tcu::Vec2(-0.05f, 0.02f); |
| 2808 | geometryShadedPoints[3 * ndx + 2].size = currentPoints[ndx].size; |
| 2809 | geometryShadedPoints[3 * ndx + 2].even = currentPoints[ndx].even; |
| 2810 | } |
| 2811 | |
| 2812 | currentPoints.swap(geometryShadedPoints); |
| 2813 | } |
| 2814 | |
| 2815 | // sort from left to right, top to bottom |
| 2816 | std::sort(currentPoints.begin(), currentPoints.end(), PointSorter()); |
| 2817 | |
| 2818 | // map to pattern space |
| 2819 | for (int ndx = 0; ndx < (int)currentPoints.size(); ++ndx) |
| 2820 | currentPoints[ndx].center = currentPoints[ndx].center * config.patternSize + config.patternPos; |
| 2821 | |
| 2822 | currentPoints.swap(data); |
| 2823 | } |
| 2824 | |
| 2825 | bool PointRenderCase::verifyNarrowPointPattern (const tcu::Surface& viewport, const std::vector<GeneratedPoint>& refPoints, const ProjectedBBox& bbox, int& logFloodCounter) |
| 2826 | { |
| 2827 | bool anyError = false; |
| 2828 | |
| 2829 | // check that there is something near each sample |
| 2830 | for (int pointNdx = 0; pointNdx < (int)refPoints.size(); ++pointNdx) |
| 2831 | { |
| 2832 | const float epsilon = 1.0e-6f; |
| 2833 | const GeneratedPoint& refPoint = refPoints[pointNdx]; |
| 2834 | |
| 2835 | // skip points not in the the bbox, treat boundary as "in" |
| 2836 | if (refPoint.center.x() < bbox.min.x() - epsilon || |
| 2837 | refPoint.center.y() < bbox.min.y() - epsilon || |
| 2838 | refPoint.center.x() > bbox.max.x() + epsilon || |
| 2839 | refPoint.center.y() > bbox.max.y() + epsilon) |
| 2840 | continue; |
| 2841 | else |
| 2842 | { |
| 2843 | // transform to viewport coords |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 2844 | const tcu::IVec2 pixelCenter(deRoundFloatToInt32((refPoint.center.x() * 0.5f + 0.5f) * (float)viewport.getWidth()), |
| 2845 | deRoundFloatToInt32((refPoint.center.y() * 0.5f + 0.5f) * (float)viewport.getHeight())); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2846 | |
| 2847 | // find rasterized point in the result |
| 2848 | if (pixelCenter.x() < 1 || pixelCenter.y() < 1 || pixelCenter.x() >= viewport.getWidth()-1 || pixelCenter.y() >= viewport.getHeight()-1) |
| 2849 | { |
| 2850 | // viewport boundary, assume point is fine |
| 2851 | } |
| 2852 | else |
| 2853 | { |
| 2854 | const int componentNdx = (refPoint.even) ? (1) : (2); // analyze either green or blue channel |
| 2855 | bool foundResult = false; |
| 2856 | |
| 2857 | // check neighborhood |
| 2858 | for (int dy = -1; dy < 2 && !foundResult; ++dy) |
| 2859 | for (int dx = -1; dx < 2 && !foundResult; ++dx) |
| 2860 | { |
| 2861 | const tcu::IVec2 testPos (pixelCenter.x() + dx, pixelCenter.y() + dy); |
| 2862 | const tcu::RGBA color = viewport.getPixel(testPos.x(), testPos.y()); |
| 2863 | |
| 2864 | if (color.toIVec()[componentNdx] > 0) |
| 2865 | foundResult = true; |
| 2866 | } |
| 2867 | |
| 2868 | if (!foundResult) |
| 2869 | { |
| 2870 | anyError = true; |
| 2871 | |
| 2872 | if (--logFloodCounter >= 0) |
| 2873 | { |
| 2874 | m_testCtx.getLog() |
| 2875 | << tcu::TestLog::Message |
| 2876 | << "Missing point near " << pixelCenter << ", vertex coordinates=" << refPoint.center.swizzle(0, 1) << "." |
| 2877 | << tcu::TestLog::EndMessage; |
| 2878 | } |
| 2879 | } |
| 2880 | } |
| 2881 | } |
| 2882 | } |
| 2883 | |
| 2884 | return anyError; |
| 2885 | } |
| 2886 | |
| 2887 | bool PointRenderCase::verifyWidePointPattern (const tcu::Surface& viewport, const std::vector<GeneratedPoint>& refPoints, const ProjectedBBox& bbox, int& logFloodCounter) |
| 2888 | { |
| 2889 | bool anyError = false; |
| 2890 | |
| 2891 | // check that there is something near each sample |
| 2892 | for (int pointNdx = 0; pointNdx < (int)refPoints.size(); ++pointNdx) |
| 2893 | { |
| 2894 | const GeneratedPoint& refPoint = refPoints[pointNdx]; |
| 2895 | |
| 2896 | if (refPoint.center.x() >= bbox.min.x() && |
| 2897 | refPoint.center.y() >= bbox.min.y() && |
| 2898 | refPoint.center.x() <= bbox.max.x() && |
| 2899 | refPoint.center.y() <= bbox.max.y()) |
| 2900 | { |
| 2901 | // point fully in the bounding box |
| 2902 | anyError |= !verifyWidePoint(viewport, refPoint, bbox, POINT_FULL, logFloodCounter); |
| 2903 | } |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 2904 | else if (refPoint.center.x() >= bbox.min.x() + (float)refPoint.size / 2.0f && |
| 2905 | refPoint.center.y() >= bbox.min.y() - (float)refPoint.size / 2.0f && |
| 2906 | refPoint.center.x() <= bbox.max.x() + (float)refPoint.size / 2.0f && |
| 2907 | refPoint.center.y() <= bbox.max.y() - (float)refPoint.size / 2.0f) |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2908 | { |
| 2909 | // point leaks into bounding box |
| 2910 | anyError |= !verifyWidePoint(viewport, refPoint, bbox, POINT_PARTIAL, logFloodCounter); |
| 2911 | } |
| 2912 | } |
| 2913 | |
| 2914 | return anyError; |
| 2915 | } |
| 2916 | |
| 2917 | bool PointRenderCase::verifyWidePoint (const tcu::Surface& viewport, const GeneratedPoint& refPoint, const ProjectedBBox& bbox, ResultPointType pointType, int& logFloodCounter) |
| 2918 | { |
| 2919 | const int componentNdx = (refPoint.even) ? (1) : (2); |
| 2920 | const int halfPointSizeCeil = (refPoint.size + 1) / 2; |
| 2921 | const int halfPointSizeFloor = (refPoint.size + 1) / 2; |
Pyry Haulos | 7d6ad9e | 2015-02-03 10:41:01 -0800 | [diff] [blame] | 2922 | const tcu::IVec4 viewportBBoxArea = getViewportBoundingBoxArea(bbox, tcu::IVec2(viewport.getWidth(), viewport.getHeight()), (float)refPoint.size); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2923 | const tcu::IVec4 verificationArea = tcu::IVec4(de::max(viewportBBoxArea.x(), 0), |
| 2924 | de::max(viewportBBoxArea.y(), 0), |
| 2925 | de::min(viewportBBoxArea.z(), viewport.getWidth()), |
| 2926 | de::min(viewportBBoxArea.w(), viewport.getHeight())); |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 2927 | const tcu::IVec2 pointPos = tcu::IVec2(deRoundFloatToInt32((refPoint.center.x()*0.5f + 0.5f) * (float)viewport.getWidth()), |
| 2928 | deRoundFloatToInt32((refPoint.center.y()*0.5f + 0.5f) * (float)viewport.getHeight())); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 2929 | |
| 2930 | // find any fragment within the point that is inside the bbox, start search at the center |
| 2931 | |
| 2932 | if (pointPos.x() >= verificationArea.x() && |
| 2933 | pointPos.y() >= verificationArea.y() && |
| 2934 | pointPos.x() < verificationArea.z() && |
| 2935 | pointPos.y() < verificationArea.w()) |
| 2936 | { |
| 2937 | if (viewport.getPixel(pointPos.x(), pointPos.y()).toIVec()[componentNdx]) |
| 2938 | return verifyWidePointAt(pointPos, viewport, refPoint, verificationArea, pointType, componentNdx, logFloodCounter); |
| 2939 | } |
| 2940 | |
| 2941 | for (int dy = -halfPointSizeCeil; dy <= halfPointSizeCeil; ++dy) |
| 2942 | for (int dx = -halfPointSizeCeil; dx <= halfPointSizeCeil; ++dx) |
| 2943 | { |
| 2944 | const tcu::IVec2 testPos = pointPos + tcu::IVec2(dx, dy); |
| 2945 | |
| 2946 | if (dx == 0 && dy == 0) |
| 2947 | continue; |
| 2948 | |
| 2949 | if (testPos.x() >= verificationArea.x() && |
| 2950 | testPos.y() >= verificationArea.y() && |
| 2951 | testPos.x() < verificationArea.z() && |
| 2952 | testPos.y() < verificationArea.w()) |
| 2953 | { |
| 2954 | if (viewport.getPixel(testPos.x(), testPos.y()).toIVec()[componentNdx]) |
| 2955 | return verifyWidePointAt(testPos, viewport, refPoint, verificationArea, pointType, componentNdx, logFloodCounter); |
| 2956 | } |
| 2957 | } |
| 2958 | |
| 2959 | // could not find point, this is only ok near boundaries |
| 2960 | if (pointPos.x() + halfPointSizeFloor < verificationArea.x() - 1 || |
| 2961 | pointPos.y() + halfPointSizeFloor < verificationArea.y() - 1 || |
| 2962 | pointPos.x() - halfPointSizeFloor >= verificationArea.z() - 1 || |
| 2963 | pointPos.y() - halfPointSizeFloor >= verificationArea.w() - 1) |
| 2964 | return true; |
| 2965 | |
| 2966 | if (--logFloodCounter >= 0) |
| 2967 | { |
| 2968 | m_testCtx.getLog() |
| 2969 | << tcu::TestLog::Message |
| 2970 | << "Missing wide point near " << pointPos << ", vertex coordinates=" << refPoint.center.swizzle(0, 1) << "." |
| 2971 | << tcu::TestLog::EndMessage; |
| 2972 | } |
| 2973 | |
| 2974 | return false; |
| 2975 | } |
| 2976 | |
| 2977 | bool PointRenderCase::verifyWidePointAt (const tcu::IVec2& pointPos, const tcu::Surface& viewport, const GeneratedPoint& refPoint, const tcu::IVec4& bbox, ResultPointType pointType, int componentNdx, int& logFloodCounter) |
| 2978 | { |
| 2979 | const int expectedPointSize = refPoint.size; |
| 2980 | bool viewportClippedTop = false; |
| 2981 | bool viewportClippedBottom = false; |
| 2982 | bool primitiveClippedTop = false; |
| 2983 | bool primitiveClippedBottom = false; |
| 2984 | std::vector<tcu::IVec2> widthsUpwards; |
| 2985 | std::vector<tcu::IVec2> widthsDownwards; |
| 2986 | std::vector<tcu::IVec2> widths; |
| 2987 | |
| 2988 | // search upwards |
| 2989 | for (int y = pointPos.y();; --y) |
| 2990 | { |
| 2991 | if (y < bbox.y() || y < 0) |
| 2992 | { |
| 2993 | if (y < bbox.y()) |
| 2994 | primitiveClippedTop = true; |
| 2995 | if (y < 0) |
| 2996 | viewportClippedTop = true; |
| 2997 | break; |
| 2998 | } |
| 2999 | else if (pointPos.y() - y > expectedPointSize) |
| 3000 | { |
| 3001 | // no need to go further than point height |
| 3002 | break; |
| 3003 | } |
| 3004 | else if (viewport.getPixel(pointPos.x(), y).toIVec()[componentNdx] == 0) |
| 3005 | { |
| 3006 | break; |
| 3007 | } |
| 3008 | else |
| 3009 | { |
| 3010 | widthsUpwards.push_back(scanPointWidthAt(tcu::IVec2(pointPos.x(), y), viewport, expectedPointSize, componentNdx)); |
| 3011 | } |
| 3012 | } |
| 3013 | |
| 3014 | // top is clipped |
| 3015 | if ((viewportClippedTop || (pointType == POINT_PARTIAL && primitiveClippedTop)) && !widthsUpwards.empty()) |
| 3016 | { |
| 3017 | const tcu::IVec2& range = widthsUpwards.back(); |
| 3018 | const bool squareFits = (range.y() - range.x() + 1) >= expectedPointSize; |
| 3019 | const bool widthClipped = (pointType == POINT_PARTIAL) && (range.x() <= bbox.x() || range.y() >= bbox.z()); |
| 3020 | |
| 3021 | if (squareFits || widthClipped) |
| 3022 | return true; |
| 3023 | } |
| 3024 | |
| 3025 | // and downwards |
| 3026 | for (int y = pointPos.y()+1;; ++y) |
| 3027 | { |
| 3028 | if (y >= bbox.w() || y >= viewport.getHeight()) |
| 3029 | { |
| 3030 | if (y >= bbox.w()) |
| 3031 | primitiveClippedBottom = true; |
| 3032 | if (y >= viewport.getHeight()) |
| 3033 | viewportClippedBottom = true; |
| 3034 | break; |
| 3035 | } |
| 3036 | else if (y - pointPos.y() > expectedPointSize) |
| 3037 | { |
| 3038 | // no need to go further than point height |
| 3039 | break; |
| 3040 | } |
| 3041 | else if (viewport.getPixel(pointPos.x(), y).toIVec()[componentNdx] == 0) |
| 3042 | { |
| 3043 | break; |
| 3044 | } |
| 3045 | else |
| 3046 | { |
| 3047 | widthsDownwards.push_back(scanPointWidthAt(tcu::IVec2(pointPos.x(), y), viewport, expectedPointSize, componentNdx)); |
| 3048 | } |
| 3049 | } |
| 3050 | |
| 3051 | // bottom is clipped |
| 3052 | if ((viewportClippedBottom || (pointType == POINT_PARTIAL && primitiveClippedBottom)) && !(widthsDownwards.empty() && widthsUpwards.empty())) |
| 3053 | { |
| 3054 | const tcu::IVec2& range = (widthsDownwards.empty()) ? (widthsUpwards.front()) : (widthsDownwards.back()); |
| 3055 | const bool squareFits = (range.y() - range.x() + 1) >= expectedPointSize; |
| 3056 | const bool bboxClipped = (pointType == POINT_PARTIAL) && (range.x() <= bbox.x() || range.y() >= bbox.z()-1); |
| 3057 | const bool viewportClipped = range.x() <= 0 || range.y() >= viewport.getWidth()-1; |
| 3058 | |
| 3059 | if (squareFits || bboxClipped || viewportClipped) |
| 3060 | return true; |
| 3061 | } |
| 3062 | |
| 3063 | // would square point would fit into the rasterized area |
| 3064 | |
| 3065 | for (int ndx = 0; ndx < (int)widthsUpwards.size(); ++ndx) |
| 3066 | widths.push_back(widthsUpwards[(int)widthsUpwards.size() - ndx - 1]); |
| 3067 | for (int ndx = 0; ndx < (int)widthsDownwards.size(); ++ndx) |
| 3068 | widths.push_back(widthsDownwards[ndx]); |
| 3069 | DE_ASSERT(!widths.empty()); |
| 3070 | |
| 3071 | for (int y = 0; y < (int)widths.size() - expectedPointSize + 1; ++y) |
| 3072 | { |
| 3073 | tcu::IVec2 unionRange = widths[y]; |
| 3074 | |
| 3075 | for (int dy = 1; dy < expectedPointSize; ++dy) |
| 3076 | { |
| 3077 | unionRange.x() = de::max(unionRange.x(), widths[y+dy].x()); |
| 3078 | unionRange.y() = de::min(unionRange.y(), widths[y+dy].y()); |
| 3079 | } |
| 3080 | |
| 3081 | // would a N x N block fit here? |
| 3082 | { |
| 3083 | const bool squareFits = (unionRange.y() - unionRange.x() + 1) >= expectedPointSize; |
| 3084 | const bool bboxClipped = (pointType == POINT_PARTIAL) && (unionRange.x() <= bbox.x() || unionRange.y() >= bbox.z()-1); |
| 3085 | const bool viewportClipped = unionRange.x() <= 0 || unionRange.y() >= viewport.getWidth()-1; |
| 3086 | |
| 3087 | if (squareFits || bboxClipped || viewportClipped) |
| 3088 | return true; |
| 3089 | } |
| 3090 | } |
| 3091 | |
| 3092 | if (--logFloodCounter >= 0) |
| 3093 | { |
| 3094 | m_testCtx.getLog() |
| 3095 | << tcu::TestLog::Message |
| 3096 | << "Missing " << expectedPointSize << "x" << expectedPointSize << " point near " << pointPos << ", vertex coordinates=" << refPoint.center.swizzle(0, 1) << "." |
| 3097 | << tcu::TestLog::EndMessage; |
| 3098 | } |
| 3099 | return false; |
| 3100 | } |
| 3101 | |
| 3102 | tcu::IVec2 PointRenderCase::scanPointWidthAt (const tcu::IVec2& pointPos, const tcu::Surface& viewport, int expectedPointSize, int componentNdx) const |
| 3103 | { |
| 3104 | int minX = pointPos.x(); |
| 3105 | int maxX = pointPos.x(); |
| 3106 | |
| 3107 | // search horizontally for a point edges |
| 3108 | for (int x = pointPos.x()-1; x >= 0; --x) |
| 3109 | { |
| 3110 | if (viewport.getPixel(x, pointPos.y()).toIVec()[componentNdx] == 0) |
| 3111 | break; |
| 3112 | |
| 3113 | // no need to go further than point width |
| 3114 | if (pointPos.x() - x > expectedPointSize) |
| 3115 | break; |
| 3116 | |
| 3117 | minX = x; |
| 3118 | } |
| 3119 | for (int x = pointPos.x()+1; x < viewport.getWidth(); ++x) |
| 3120 | { |
| 3121 | if (viewport.getPixel(x, pointPos.y()).toIVec()[componentNdx] == 0) |
| 3122 | break; |
| 3123 | |
| 3124 | // no need to go further than point width |
| 3125 | if (x - pointPos.x() > expectedPointSize) |
| 3126 | break; |
| 3127 | |
| 3128 | maxX = x; |
| 3129 | } |
| 3130 | |
| 3131 | return tcu::IVec2(minX, maxX); |
| 3132 | } |
| 3133 | |
| 3134 | class BlitFboCase : public TestCase |
| 3135 | { |
| 3136 | public: |
| 3137 | enum RenderTarget |
| 3138 | { |
| 3139 | TARGET_DEFAULT = 0, |
| 3140 | TARGET_FBO, |
| 3141 | |
| 3142 | TARGET_LAST |
| 3143 | }; |
| 3144 | |
| 3145 | BlitFboCase (Context& context, const char* name, const char* description, RenderTarget src, RenderTarget dst); |
| 3146 | ~BlitFboCase (void); |
| 3147 | |
| 3148 | private: |
| 3149 | enum |
| 3150 | { |
| 3151 | FBO_SIZE = 256, |
| 3152 | }; |
| 3153 | |
| 3154 | struct BlitArgs |
| 3155 | { |
| 3156 | tcu::IVec4 src; |
| 3157 | tcu::IVec4 dst; |
| 3158 | tcu::Vec4 bboxMin; |
| 3159 | tcu::Vec4 bboxMax; |
| 3160 | bool linear; |
| 3161 | }; |
| 3162 | |
| 3163 | void init (void); |
| 3164 | void deinit (void); |
| 3165 | IterateResult iterate (void); |
| 3166 | |
| 3167 | void fillSourceWithPattern (void); |
| 3168 | bool verifyImage (const BlitArgs& args); |
| 3169 | |
| 3170 | const RenderTarget m_src; |
| 3171 | const RenderTarget m_dst; |
| 3172 | |
| 3173 | std::vector<BlitArgs> m_iterations; |
| 3174 | int m_iteration; |
| 3175 | de::MovePtr<glu::Framebuffer> m_srcFbo; |
| 3176 | de::MovePtr<glu::Framebuffer> m_dstFbo; |
| 3177 | de::MovePtr<glu::Renderbuffer> m_srcRbo; |
| 3178 | de::MovePtr<glu::Renderbuffer> m_dstRbo; |
| 3179 | de::MovePtr<glu::ShaderProgram> m_program; |
| 3180 | de::MovePtr<glu::Buffer> m_vbo; |
| 3181 | }; |
| 3182 | |
| 3183 | BlitFboCase::BlitFboCase (Context& context, const char* name, const char* description, RenderTarget src, RenderTarget dst) |
| 3184 | : TestCase (context, name, description) |
| 3185 | , m_src (src) |
| 3186 | , m_dst (dst) |
| 3187 | , m_iteration (0) |
| 3188 | { |
| 3189 | DE_ASSERT(src < TARGET_LAST); |
| 3190 | DE_ASSERT(dst < TARGET_LAST); |
| 3191 | } |
| 3192 | |
| 3193 | BlitFboCase::~BlitFboCase (void) |
| 3194 | { |
| 3195 | deinit(); |
| 3196 | } |
| 3197 | |
| 3198 | void BlitFboCase::init (void) |
| 3199 | { |
| 3200 | const int numIterations = 12; |
| 3201 | const bool defaultFBMultisampled = (m_context.getRenderTarget().getNumSamples() > 1); |
| 3202 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3203 | de::Random rnd (0xABC123); |
| 3204 | |
| 3205 | m_testCtx.getLog() |
| 3206 | << tcu::TestLog::Message |
| 3207 | << "Using BlitFramebuffer to blit area from " |
| 3208 | << ((m_src == TARGET_DEFAULT) ? ("default fb") : ("fbo")) |
| 3209 | << " to " |
| 3210 | << ((m_dst == TARGET_DEFAULT) ? ("default fb") : ("fbo")) |
| 3211 | << ".\n" |
| 3212 | << "Varying blit arguments and primitive bounding box between iterations.\n" |
| 3213 | << "Expecting bounding box to have no effect on blitting.\n" |
| 3214 | << "Source framebuffer is filled with green-yellow grid.\n" |
| 3215 | << tcu::TestLog::EndMessage; |
| 3216 | |
| 3217 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 3218 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 3219 | if (m_dst == TARGET_DEFAULT && defaultFBMultisampled) |
| 3220 | throw tcu::NotSupportedError("Test requires non-multisampled default framebuffer"); |
| 3221 | |
| 3222 | // resources |
| 3223 | |
| 3224 | if (m_src == TARGET_FBO) |
| 3225 | { |
| 3226 | m_srcRbo = de::MovePtr<glu::Renderbuffer>(new glu::Renderbuffer(m_context.getRenderContext())); |
| 3227 | gl.bindRenderbuffer(GL_RENDERBUFFER, **m_srcRbo); |
| 3228 | gl.renderbufferStorage(GL_RENDERBUFFER, GL_RGBA8, FBO_SIZE, FBO_SIZE); |
| 3229 | GLU_EXPECT_NO_ERROR(gl.getError(), "src rbo"); |
| 3230 | |
| 3231 | m_srcFbo = de::MovePtr<glu::Framebuffer>(new glu::Framebuffer(m_context.getRenderContext())); |
| 3232 | gl.bindFramebuffer(GL_FRAMEBUFFER, **m_srcFbo); |
| 3233 | gl.framebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, **m_srcRbo); |
| 3234 | GLU_EXPECT_NO_ERROR(gl.getError(), "src fbo"); |
| 3235 | } |
| 3236 | |
| 3237 | if (m_dst == TARGET_FBO) |
| 3238 | { |
| 3239 | m_dstRbo = de::MovePtr<glu::Renderbuffer>(new glu::Renderbuffer(m_context.getRenderContext())); |
| 3240 | gl.bindRenderbuffer(GL_RENDERBUFFER, **m_dstRbo); |
| 3241 | gl.renderbufferStorage(GL_RENDERBUFFER, GL_RGBA8, FBO_SIZE, FBO_SIZE); |
| 3242 | GLU_EXPECT_NO_ERROR(gl.getError(), "dst rbo"); |
| 3243 | |
| 3244 | m_dstFbo = de::MovePtr<glu::Framebuffer>(new glu::Framebuffer(m_context.getRenderContext())); |
| 3245 | gl.bindFramebuffer(GL_FRAMEBUFFER, **m_dstFbo); |
| 3246 | gl.framebufferRenderbuffer(GL_FRAMEBUFFER, GL_COLOR_ATTACHMENT0, GL_RENDERBUFFER, **m_dstRbo); |
| 3247 | GLU_EXPECT_NO_ERROR(gl.getError(), "dst fbo"); |
| 3248 | } |
| 3249 | |
| 3250 | { |
| 3251 | static const char* const s_vertexSource = "#version 310 es\n" |
| 3252 | "in highp vec4 a_position;\n" |
| 3253 | "out highp vec4 v_position;\n" |
| 3254 | "void main()\n" |
| 3255 | "{\n" |
| 3256 | " gl_Position = a_position;\n" |
| 3257 | " v_position = a_position;\n" |
| 3258 | "}\n"; |
| 3259 | static const char* const s_fragmentSource = "#version 310 es\n" |
| 3260 | "in mediump vec4 v_position;\n" |
| 3261 | "layout(location=0) out mediump vec4 dEQP_FragColor;\n" |
| 3262 | "void main()\n" |
| 3263 | "{\n" |
| 3264 | " const mediump vec4 green = vec4(0.0, 1.0, 0.0, 1.0);\n" |
| 3265 | " const mediump vec4 yellow = vec4(1.0, 1.0, 0.0, 1.0);\n" |
| 3266 | " dEQP_FragColor = (step(0.1, mod(v_position.x, 0.2)) == step(0.1, mod(v_position.y, 0.2))) ? (green) : (yellow);\n" |
| 3267 | "}\n"; |
| 3268 | |
| 3269 | m_program = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), glu::ProgramSources() << glu::VertexSource(s_vertexSource) << glu::FragmentSource(s_fragmentSource))); |
| 3270 | |
| 3271 | if (!m_program->isOk()) |
| 3272 | { |
| 3273 | m_testCtx.getLog() << *m_program; |
| 3274 | throw tcu::TestError("failed to build program"); |
| 3275 | } |
| 3276 | } |
| 3277 | |
| 3278 | { |
| 3279 | static const tcu::Vec4 s_quadCoords[] = |
| 3280 | { |
| 3281 | tcu::Vec4(-1.0f, -1.0f, 0.0f, 1.0f), |
| 3282 | tcu::Vec4(-1.0f, 1.0f, 0.0f, 1.0f), |
| 3283 | tcu::Vec4( 1.0f, -1.0f, 0.0f, 1.0f), |
| 3284 | tcu::Vec4( 1.0f, 1.0f, 0.0f, 1.0f), |
| 3285 | }; |
| 3286 | |
| 3287 | m_vbo = de::MovePtr<glu::Buffer>(new glu::Buffer(m_context.getRenderContext())); |
| 3288 | |
| 3289 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 3290 | gl.bufferData(GL_ARRAY_BUFFER, sizeof(s_quadCoords), s_quadCoords, GL_STATIC_DRAW); |
| 3291 | GLU_EXPECT_NO_ERROR(gl.getError(), "set buf"); |
| 3292 | } |
| 3293 | |
| 3294 | // gen iterations |
| 3295 | |
| 3296 | { |
| 3297 | const tcu::IVec2 srcSize = (m_src == TARGET_DEFAULT) ? (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight())) : (tcu::IVec2(FBO_SIZE, FBO_SIZE)); |
| 3298 | const tcu::IVec2 dstSize = (m_dst == TARGET_DEFAULT) ? (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight())) : (tcu::IVec2(FBO_SIZE, FBO_SIZE)); |
| 3299 | |
| 3300 | m_testCtx.getLog() |
| 3301 | << tcu::TestLog::Message |
| 3302 | << "srcSize = " << srcSize << "\n" |
| 3303 | << "dstSize = " << dstSize << "\n" |
| 3304 | << tcu::TestLog::EndMessage; |
| 3305 | |
| 3306 | for (int ndx = 0; ndx < numIterations; ++ndx) |
| 3307 | { |
| 3308 | BlitArgs args; |
| 3309 | |
| 3310 | if (m_src == TARGET_DEFAULT && defaultFBMultisampled) |
| 3311 | { |
| 3312 | const tcu::IVec2 unionSize = tcu::IVec2(de::min(srcSize.x(), dstSize.x()), de::min(srcSize.y(), dstSize.y())); |
| 3313 | const int srcWidth = rnd.getInt(1, unionSize.x()); |
| 3314 | const int srcHeight = rnd.getInt(1, unionSize.y()); |
| 3315 | const int srcX = rnd.getInt(0, unionSize.x() - srcWidth); |
| 3316 | const int srcY = rnd.getInt(0, unionSize.y() - srcHeight); |
| 3317 | |
| 3318 | args.src.x() = srcX; |
| 3319 | args.src.y() = srcY; |
| 3320 | args.src.z() = srcX + srcWidth; |
| 3321 | args.src.w() = srcY + srcHeight; |
| 3322 | |
| 3323 | args.dst = args.src; |
| 3324 | } |
| 3325 | else |
| 3326 | { |
| 3327 | const int srcWidth = rnd.getInt(1, srcSize.x()); |
| 3328 | const int srcHeight = rnd.getInt(1, srcSize.y()); |
| 3329 | const int srcX = rnd.getInt(0, srcSize.x() - srcWidth); |
| 3330 | const int srcY = rnd.getInt(0, srcSize.y() - srcHeight); |
| 3331 | const int dstWidth = rnd.getInt(1, dstSize.x()); |
| 3332 | const int dstHeight = rnd.getInt(1, dstSize.y()); |
| 3333 | const int dstX = rnd.getInt(-(dstWidth / 2), dstSize.x() - (dstWidth+1) / 2); // allow dst go out of bounds |
| 3334 | const int dstY = rnd.getInt(-(dstHeight / 2), dstSize.y() - (dstHeight+1) / 2); |
| 3335 | |
| 3336 | args.src.x() = srcX; |
| 3337 | args.src.y() = srcY; |
| 3338 | args.src.z() = srcX + srcWidth; |
| 3339 | args.src.w() = srcY + srcHeight; |
| 3340 | args.dst.x() = dstX; |
| 3341 | args.dst.y() = dstY; |
| 3342 | args.dst.z() = dstX + dstWidth; |
| 3343 | args.dst.w() = dstY + dstHeight; |
| 3344 | } |
| 3345 | |
| 3346 | args.bboxMin.x() = rnd.getFloat(-1.1f, 1.1f); |
| 3347 | args.bboxMin.y() = rnd.getFloat(-1.1f, 1.1f); |
| 3348 | args.bboxMin.z() = rnd.getFloat(-1.1f, 1.1f); |
| 3349 | args.bboxMin.w() = rnd.getFloat( 0.9f, 1.1f); |
| 3350 | |
| 3351 | args.bboxMax.x() = rnd.getFloat(-1.1f, 1.1f); |
| 3352 | args.bboxMax.y() = rnd.getFloat(-1.1f, 1.1f); |
| 3353 | args.bboxMax.z() = rnd.getFloat(-1.1f, 1.1f); |
| 3354 | args.bboxMax.w() = rnd.getFloat( 0.9f, 1.1f); |
| 3355 | |
| 3356 | if (args.bboxMin.x() / args.bboxMin.w() > args.bboxMax.x() / args.bboxMax.w()) |
| 3357 | std::swap(args.bboxMin.x(), args.bboxMax.x()); |
| 3358 | if (args.bboxMin.y() / args.bboxMin.w() > args.bboxMax.y() / args.bboxMax.w()) |
| 3359 | std::swap(args.bboxMin.y(), args.bboxMax.y()); |
| 3360 | if (args.bboxMin.z() / args.bboxMin.w() > args.bboxMax.z() / args.bboxMax.w()) |
| 3361 | std::swap(args.bboxMin.z(), args.bboxMax.z()); |
| 3362 | |
| 3363 | args.linear = rnd.getBool(); |
| 3364 | |
| 3365 | m_iterations.push_back(args); |
| 3366 | } |
| 3367 | } |
| 3368 | } |
| 3369 | |
| 3370 | void BlitFboCase::deinit (void) |
| 3371 | { |
| 3372 | m_srcFbo.clear(); |
| 3373 | m_srcRbo.clear(); |
| 3374 | m_dstFbo.clear(); |
| 3375 | m_dstRbo.clear(); |
| 3376 | m_program.clear(); |
| 3377 | m_vbo.clear(); |
| 3378 | } |
| 3379 | |
| 3380 | BlitFboCase::IterateResult BlitFboCase::iterate (void) |
| 3381 | { |
| 3382 | const tcu::ScopedLogSection section (m_testCtx.getLog(), "Iteration" + de::toString(m_iteration), "Iteration " + de::toString(m_iteration+1) + " / " + de::toString((int)m_iterations.size())); |
| 3383 | const BlitArgs& blitCfg = m_iterations[m_iteration]; |
| 3384 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3385 | |
| 3386 | if (m_iteration == 0) |
| 3387 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 3388 | |
| 3389 | // fill source with test pattern. Default fb must be filled for each iteration because contents might not survive the swap |
| 3390 | if (m_src == TARGET_DEFAULT || m_iteration == 0) |
| 3391 | fillSourceWithPattern(); |
| 3392 | |
| 3393 | m_testCtx.getLog() |
| 3394 | << tcu::TestLog::Message |
| 3395 | << "Set bounding box:\n" |
| 3396 | << "\tmin:" << blitCfg.bboxMin << "\n" |
| 3397 | << "\tmax:" << blitCfg.bboxMax << "\n" |
| 3398 | << "Blit:\n" |
| 3399 | << "\tsrc: " << blitCfg.src << "\n" |
| 3400 | << "\tdst: " << blitCfg.dst << "\n" |
| 3401 | << "\tfilter: " << ((blitCfg.linear) ? ("linear") : ("nearest")) |
| 3402 | << tcu::TestLog::EndMessage; |
| 3403 | |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 3404 | gl.primitiveBoundingBox(blitCfg.bboxMin.x(), blitCfg.bboxMin.y(), blitCfg.bboxMin.z(), blitCfg.bboxMin.w(), |
| 3405 | blitCfg.bboxMax.x(), blitCfg.bboxMax.y(), blitCfg.bboxMax.z(), blitCfg.bboxMax.w()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3406 | |
| 3407 | gl.bindFramebuffer(GL_DRAW_FRAMEBUFFER, (m_dst == TARGET_FBO) ? (**m_dstFbo) : (m_context.getRenderContext().getDefaultFramebuffer())); |
| 3408 | gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f); |
| 3409 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 3410 | |
| 3411 | gl.bindFramebuffer(GL_READ_FRAMEBUFFER, (m_src == TARGET_FBO) ? (**m_srcFbo) : (m_context.getRenderContext().getDefaultFramebuffer())); |
| 3412 | gl.blitFramebuffer(blitCfg.src.x(), blitCfg.src.y(), blitCfg.src.z(), blitCfg.src.w(), |
| 3413 | blitCfg.dst.x(), blitCfg.dst.y(), blitCfg.dst.z(), blitCfg.dst.w(), |
| 3414 | GL_COLOR_BUFFER_BIT, |
| 3415 | ((blitCfg.linear) ? (GL_LINEAR) : (GL_NEAREST))); |
| 3416 | GLU_EXPECT_NO_ERROR(gl.getError(), "blit"); |
| 3417 | |
| 3418 | if (!verifyImage(blitCfg)) |
| 3419 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Got unexpected blit result"); |
| 3420 | |
| 3421 | return (++m_iteration == (int)m_iterations.size()) ? (STOP) : (CONTINUE); |
| 3422 | } |
| 3423 | |
| 3424 | bool BlitFboCase::verifyImage (const BlitArgs& args) |
| 3425 | { |
| 3426 | const int colorThreshold = 4; //!< this test case is not about how color is preserved, allow almost anything |
| 3427 | const tcu::IVec2 dstSize = (m_dst == TARGET_DEFAULT) ? (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight())) : (tcu::IVec2(FBO_SIZE, FBO_SIZE)); |
| 3428 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3429 | tcu::Surface viewport (dstSize.x(), dstSize.y()); |
| 3430 | tcu::Surface errorMask (dstSize.x(), dstSize.y()); |
| 3431 | bool anyError = false; |
| 3432 | |
| 3433 | m_testCtx.getLog() |
| 3434 | << tcu::TestLog::Message |
| 3435 | << "Verifying blit result" |
| 3436 | << tcu::TestLog::EndMessage; |
| 3437 | |
| 3438 | gl.bindFramebuffer(GL_READ_FRAMEBUFFER, (m_dst == TARGET_FBO) ? (**m_dstFbo) : (m_context.getRenderContext().getDefaultFramebuffer())); |
| 3439 | glu::readPixels(m_context.getRenderContext(), 0, 0, viewport.getAccess()); |
| 3440 | |
| 3441 | tcu::clear(errorMask.getAccess(), tcu::IVec4(0, 0, 0, 255)); |
| 3442 | |
| 3443 | for (int y = 0; y < dstSize.y(); ++y) |
| 3444 | for (int x = 0; x < dstSize.x(); ++x) |
| 3445 | { |
| 3446 | const tcu::RGBA color = viewport.getPixel(x, y); |
| 3447 | const bool inside = (x >= args.dst.x() && x < args.dst.z() && y >= args.dst.y() && y < args.dst.w()); |
| 3448 | const bool error = (inside) ? (color.getGreen() < 255 - colorThreshold || color.getBlue() > colorThreshold) |
| 3449 | : (color.getRed() > colorThreshold || color.getGreen() > colorThreshold || color.getBlue() > colorThreshold); |
| 3450 | |
| 3451 | if (error) |
| 3452 | { |
| 3453 | anyError = true; |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 3454 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3455 | } |
| 3456 | } |
| 3457 | |
| 3458 | if (anyError) |
| 3459 | { |
| 3460 | m_testCtx.getLog() |
| 3461 | << tcu::TestLog::Message |
| 3462 | << "Image verification failed." |
| 3463 | << tcu::TestLog::EndMessage |
| 3464 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 3465 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewport.getAccess()) |
| 3466 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask.getAccess()) |
| 3467 | << tcu::TestLog::EndImageSet; |
| 3468 | return false; |
| 3469 | } |
| 3470 | else |
| 3471 | { |
| 3472 | m_testCtx.getLog() |
| 3473 | << tcu::TestLog::Message |
| 3474 | << "Result image ok." |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 3475 | << tcu::TestLog::EndMessage |
| 3476 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 3477 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewport.getAccess()) |
| 3478 | << tcu::TestLog::EndImageSet; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3479 | return true; |
| 3480 | } |
| 3481 | } |
| 3482 | |
| 3483 | void BlitFboCase::fillSourceWithPattern (void) |
| 3484 | { |
| 3485 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3486 | const tcu::IVec2 srcSize = (m_src == TARGET_DEFAULT) ? (tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight())) : (tcu::IVec2(FBO_SIZE, FBO_SIZE)); |
| 3487 | const int posLocation = gl.getAttribLocation(m_program->getProgram(), "a_position"); |
| 3488 | |
| 3489 | gl.bindFramebuffer(GL_DRAW_FRAMEBUFFER, (m_src == TARGET_FBO) ? (**m_srcFbo) : (m_context.getRenderContext().getDefaultFramebuffer())); |
| 3490 | gl.viewport(0, 0, srcSize.x(), srcSize.y()); |
| 3491 | gl.useProgram(m_program->getProgram()); |
| 3492 | |
| 3493 | gl.clearColor(0.0f, 0.0f, 1.0f, 1.0f); |
| 3494 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 3495 | |
| 3496 | gl.enableVertexAttribArray(posLocation); |
| 3497 | gl.vertexAttribPointer(posLocation, 4, GL_FLOAT, GL_FALSE, 4 * (int)sizeof(float), NULL); |
| 3498 | gl.drawArrays(GL_TRIANGLE_STRIP, 0, 4); |
| 3499 | GLU_EXPECT_NO_ERROR(gl.getError(), "draw"); |
| 3500 | } |
| 3501 | |
| 3502 | class DepthDrawCase : public TestCase |
| 3503 | { |
| 3504 | public: |
| 3505 | enum DepthType |
| 3506 | { |
| 3507 | DEPTH_BUILTIN = 0, |
| 3508 | DEPTH_USER_DEFINED, |
| 3509 | |
| 3510 | DEPTH_LAST |
| 3511 | }; |
| 3512 | enum BBoxState |
| 3513 | { |
| 3514 | STATE_GLOBAL = 0, |
| 3515 | STATE_PER_PRIMITIVE, |
| 3516 | |
| 3517 | STATE_LAST |
| 3518 | }; |
| 3519 | enum BBoxSize |
| 3520 | { |
| 3521 | BBOX_EQUAL = 0, |
| 3522 | BBOX_LARGER, |
| 3523 | |
| 3524 | BBOX_LAST |
| 3525 | }; |
| 3526 | |
| 3527 | DepthDrawCase (Context& context, const char* name, const char* description, DepthType depthType, BBoxState state, BBoxSize bboxSize); |
| 3528 | ~DepthDrawCase (void); |
| 3529 | |
| 3530 | private: |
| 3531 | void init (void); |
| 3532 | void deinit (void); |
| 3533 | IterateResult iterate (void); |
| 3534 | |
| 3535 | std::string genVertexSource (void) const; |
| 3536 | std::string genFragmentSource (void) const; |
| 3537 | std::string genTessellationControlSource (void) const; |
| 3538 | std::string genTessellationEvaluationSource (void) const; |
| 3539 | void generateAttributeData (std::vector<tcu::Vec4>& data) const; |
| 3540 | bool verifyImage (const tcu::Surface& viewport) const; |
| 3541 | |
| 3542 | enum |
| 3543 | { |
| 3544 | RENDER_AREA_SIZE = 256, |
| 3545 | }; |
| 3546 | |
| 3547 | struct LayerInfo |
| 3548 | { |
| 3549 | float zOffset; |
| 3550 | float zScale; |
| 3551 | tcu::Vec4 color1; |
| 3552 | tcu::Vec4 color2; |
| 3553 | }; |
| 3554 | |
| 3555 | const int m_numLayers; |
| 3556 | const int m_gridSize; |
| 3557 | |
| 3558 | const DepthType m_depthType; |
| 3559 | const BBoxState m_state; |
| 3560 | const BBoxSize m_bboxSize; |
| 3561 | |
| 3562 | de::MovePtr<glu::ShaderProgram> m_program; |
| 3563 | de::MovePtr<glu::Buffer> m_vbo; |
| 3564 | std::vector<LayerInfo> m_layers; |
| 3565 | }; |
| 3566 | |
| 3567 | DepthDrawCase::DepthDrawCase (Context& context, const char* name, const char* description, DepthType depthType, BBoxState state, BBoxSize bboxSize) |
| 3568 | : TestCase (context, name, description) |
| 3569 | , m_numLayers (14) |
| 3570 | , m_gridSize (24) |
| 3571 | , m_depthType (depthType) |
| 3572 | , m_state (state) |
| 3573 | , m_bboxSize (bboxSize) |
| 3574 | { |
| 3575 | DE_ASSERT(depthType < DEPTH_LAST); |
| 3576 | DE_ASSERT(state < STATE_LAST); |
| 3577 | DE_ASSERT(bboxSize < BBOX_LAST); |
| 3578 | } |
| 3579 | |
| 3580 | DepthDrawCase::~DepthDrawCase (void) |
| 3581 | { |
| 3582 | deinit(); |
| 3583 | } |
| 3584 | |
| 3585 | void DepthDrawCase::init (void) |
| 3586 | { |
| 3587 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3588 | |
| 3589 | // requirements |
| 3590 | |
| 3591 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 3592 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 3593 | if (m_state == STATE_PER_PRIMITIVE && !m_context.getContextInfo().isExtensionSupported("GL_EXT_tessellation_shader")) |
| 3594 | throw tcu::NotSupportedError("Test requires GL_EXT_tessellation_shader extension"); |
| 3595 | if (m_context.getRenderTarget().getDepthBits() == 0) |
| 3596 | throw tcu::NotSupportedError("Test requires depth buffer"); |
| 3597 | if (m_context.getRenderTarget().getWidth() < RENDER_AREA_SIZE || m_context.getRenderTarget().getHeight() < RENDER_AREA_SIZE) |
| 3598 | throw tcu::NotSupportedError("Test requires " + de::toString<int>(RENDER_AREA_SIZE) + "x" + de::toString<int>(RENDER_AREA_SIZE) + " viewport"); |
| 3599 | |
| 3600 | // log |
| 3601 | m_testCtx.getLog() |
| 3602 | << tcu::TestLog::Message |
| 3603 | << "Rendering multiple triangle grids with with different z coordinates.\n" |
| 3604 | << "Topmost grid is green-yellow, other grids are blue-red.\n" |
| 3605 | << "Expecting only the green-yellow grid to be visible.\n" |
| 3606 | << "Setting primitive bounding box " |
| 3607 | << ((m_bboxSize == BBOX_EQUAL) ? ("to exactly cover") : ("to cover")) |
| 3608 | << ((m_state == STATE_GLOBAL) ? (" each grid") : (" each triangle")) |
| 3609 | << ((m_bboxSize == BBOX_EQUAL) ? (".") : (" and include some padding.")) |
| 3610 | << "\n" |
| 3611 | << "Set bounding box using " |
| 3612 | << ((m_state == STATE_GLOBAL) ? ("PRIMITIVE_BOUNDING_BOX_EXT state") : ("gl_BoundingBoxEXT output")) |
| 3613 | << "\n" |
| 3614 | << ((m_depthType == DEPTH_USER_DEFINED) ? ("Fragment depth is set in the fragment shader") : ("")) |
| 3615 | << tcu::TestLog::EndMessage; |
| 3616 | |
| 3617 | // resources |
| 3618 | |
| 3619 | { |
| 3620 | glu::ProgramSources sources; |
| 3621 | sources << glu::VertexSource(genVertexSource()); |
| 3622 | sources << glu::FragmentSource(genFragmentSource()); |
| 3623 | |
| 3624 | if (m_state == STATE_PER_PRIMITIVE) |
| 3625 | sources << glu::TessellationControlSource(genTessellationControlSource()) |
| 3626 | << glu::TessellationEvaluationSource(genTessellationEvaluationSource()); |
| 3627 | |
| 3628 | m_program = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), sources)); |
| 3629 | GLU_EXPECT_NO_ERROR(gl.getError(), "build program"); |
| 3630 | |
| 3631 | { |
| 3632 | const tcu::ScopedLogSection section(m_testCtx.getLog(), "ShaderProgram", "Shader program"); |
| 3633 | m_testCtx.getLog() << *m_program; |
| 3634 | } |
| 3635 | |
| 3636 | if (!m_program->isOk()) |
| 3637 | throw tcu::TestError("failed to build program"); |
| 3638 | } |
| 3639 | |
| 3640 | { |
| 3641 | std::vector<tcu::Vec4> data; |
| 3642 | |
| 3643 | generateAttributeData(data); |
| 3644 | |
| 3645 | m_vbo = de::MovePtr<glu::Buffer>(new glu::Buffer(m_context.getRenderContext())); |
| 3646 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 3647 | gl.bufferData(GL_ARRAY_BUFFER, (int)(sizeof(tcu::Vec4) * data.size()), &data[0], GL_STATIC_DRAW); |
| 3648 | GLU_EXPECT_NO_ERROR(gl.getError(), "buf upload"); |
| 3649 | } |
| 3650 | |
| 3651 | // gen layers |
| 3652 | { |
| 3653 | de::Random rnd(0x12345); |
| 3654 | |
| 3655 | m_layers.resize(m_numLayers); |
| 3656 | for (int layerNdx = 0; layerNdx < m_numLayers; ++layerNdx) |
| 3657 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 3658 | m_layers[layerNdx].zOffset = ((float)layerNdx / (float)m_numLayers) * 2.0f - 1.0f; |
| 3659 | m_layers[layerNdx].zScale = (2.0f / (float)m_numLayers); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3660 | m_layers[layerNdx].color1 = (layerNdx == 0) ? (tcu::Vec4(0.0f, 1.0f, 0.0f, 1.0f)) : (tcu::Vec4(0.0f, 0.0f, 1.0f, 1.0f)); |
| 3661 | m_layers[layerNdx].color2 = (layerNdx == 0) ? (tcu::Vec4(1.0f, 1.0f, 0.0f, 1.0f)) : (tcu::Vec4(1.0f, 0.0f, 1.0f, 1.0f)); |
| 3662 | } |
| 3663 | rnd.shuffle(m_layers.begin(), m_layers.end()); |
| 3664 | } |
| 3665 | } |
| 3666 | |
| 3667 | void DepthDrawCase::deinit (void) |
| 3668 | { |
| 3669 | m_program.clear(); |
| 3670 | m_vbo.clear(); |
| 3671 | } |
| 3672 | |
| 3673 | DepthDrawCase::IterateResult DepthDrawCase::iterate (void) |
| 3674 | { |
| 3675 | const bool hasTessellation = (m_state == STATE_PER_PRIMITIVE); |
| 3676 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 3677 | const glw::GLint posLocation = gl.getAttribLocation(m_program->getProgram(), "a_position"); |
| 3678 | const glw::GLint colLocation = gl.getAttribLocation(m_program->getProgram(), "a_colorMix"); |
| 3679 | const glw::GLint depthBiasLocation = gl.getUniformLocation(m_program->getProgram(), "u_depthBias"); |
| 3680 | const glw::GLint depthScaleLocation = gl.getUniformLocation(m_program->getProgram(), "u_depthScale"); |
| 3681 | const glw::GLint color1Location = gl.getUniformLocation(m_program->getProgram(), "u_color1"); |
| 3682 | const glw::GLint color2Location = gl.getUniformLocation(m_program->getProgram(), "u_color2"); |
| 3683 | |
| 3684 | tcu::Surface viewport (RENDER_AREA_SIZE, RENDER_AREA_SIZE); |
| 3685 | de::Random rnd (0x213237); |
| 3686 | |
| 3687 | TCU_CHECK(posLocation != -1); |
| 3688 | TCU_CHECK(colLocation != -1); |
| 3689 | TCU_CHECK(depthBiasLocation != -1); |
| 3690 | TCU_CHECK(depthScaleLocation != -1); |
| 3691 | TCU_CHECK(color1Location != -1); |
| 3692 | TCU_CHECK(color2Location != -1); |
| 3693 | |
| 3694 | gl.viewport(0, 0, RENDER_AREA_SIZE, RENDER_AREA_SIZE); |
| 3695 | gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f); |
| 3696 | gl.clearDepthf(1.0f); |
| 3697 | gl.depthFunc(GL_LESS); |
| 3698 | gl.enable(GL_DEPTH_TEST); |
| 3699 | gl.clear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT); |
| 3700 | GLU_EXPECT_NO_ERROR(gl.getError(), "setup viewport"); |
| 3701 | |
| 3702 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 3703 | gl.vertexAttribPointer(posLocation, 4, GL_FLOAT, GL_FALSE, (int)(8 * sizeof(float)), (const float*)DE_NULL); |
| 3704 | gl.vertexAttribPointer(colLocation, 4, GL_FLOAT, GL_FALSE, (int)(8 * sizeof(float)), (const float*)DE_NULL + 4); |
| 3705 | gl.enableVertexAttribArray(posLocation); |
| 3706 | gl.enableVertexAttribArray(colLocation); |
| 3707 | gl.useProgram(m_program->getProgram()); |
| 3708 | GLU_EXPECT_NO_ERROR(gl.getError(), "setup va"); |
| 3709 | |
| 3710 | if (hasTessellation) |
| 3711 | gl.patchParameteri(GL_PATCH_VERTICES, 3); |
| 3712 | |
| 3713 | for (int layerNdx = 0; layerNdx < m_numLayers; ++layerNdx) |
| 3714 | { |
| 3715 | gl.uniform1f(depthBiasLocation, m_layers[layerNdx].zOffset); |
| 3716 | gl.uniform1f(depthScaleLocation, m_layers[layerNdx].zScale); |
| 3717 | gl.uniform4fv(color1Location, 1, m_layers[layerNdx].color1.getPtr()); |
| 3718 | gl.uniform4fv(color2Location, 1, m_layers[layerNdx].color2.getPtr()); |
| 3719 | |
| 3720 | if (m_state == STATE_GLOBAL) |
| 3721 | { |
| 3722 | const float negPadding = (m_bboxSize == BBOX_EQUAL) ? (0.0f) : (rnd.getFloat() * 0.3f); |
| 3723 | const float posPadding = (m_bboxSize == BBOX_EQUAL) ? (0.0f) : (rnd.getFloat() * 0.3f); |
| 3724 | |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 3725 | gl.primitiveBoundingBox(-1.0f, -1.0f, m_layers[layerNdx].zOffset - negPadding, 1.0f, |
| 3726 | 1.0f, 1.0f, (m_layers[layerNdx].zOffset + m_layers[layerNdx].zScale + posPadding), 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3727 | } |
| 3728 | |
| 3729 | gl.drawArrays((hasTessellation) ? (GL_PATCHES) : (GL_TRIANGLES), 0, m_gridSize * m_gridSize * 6); |
| 3730 | } |
| 3731 | |
| 3732 | glu::readPixels(m_context.getRenderContext(), 0, 0, viewport.getAccess()); |
| 3733 | GLU_EXPECT_NO_ERROR(gl.getError(), "render and read"); |
| 3734 | |
| 3735 | if (verifyImage(viewport)) |
| 3736 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 3737 | else |
| 3738 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed"); |
| 3739 | |
| 3740 | return STOP; |
| 3741 | } |
| 3742 | |
| 3743 | std::string DepthDrawCase::genVertexSource (void) const |
| 3744 | { |
| 3745 | const bool hasTessellation = (m_state == STATE_PER_PRIMITIVE); |
| 3746 | std::ostringstream buf; |
| 3747 | |
| 3748 | buf << "#version 310 es\n" |
| 3749 | "in highp vec4 a_position;\n" |
| 3750 | "in highp vec4 a_colorMix;\n" |
| 3751 | "out highp vec4 vtx_colorMix;\n"; |
| 3752 | |
| 3753 | if (!hasTessellation && m_depthType == DEPTH_USER_DEFINED) |
| 3754 | buf << "out highp float v_fragDepth;\n"; |
| 3755 | |
| 3756 | if (!hasTessellation) |
| 3757 | buf << "uniform highp float u_depthBias;\n" |
| 3758 | "uniform highp float u_depthScale;\n"; |
| 3759 | |
| 3760 | buf << "\n" |
| 3761 | "void main()\n" |
| 3762 | "{\n"; |
| 3763 | |
| 3764 | if (hasTessellation) |
| 3765 | buf << " gl_Position = a_position;\n"; |
| 3766 | else if (m_depthType == DEPTH_USER_DEFINED) |
| 3767 | buf << " highp float dummyZ = a_position.z;\n" |
| 3768 | " highp float writtenZ = a_position.w;\n" |
| 3769 | " gl_Position = vec4(a_position.xy, dummyZ, 1.0);\n" |
| 3770 | " v_fragDepth = writtenZ * u_depthScale + u_depthBias;\n"; |
| 3771 | else |
| 3772 | buf << " highp float writtenZ = a_position.w;\n" |
| 3773 | " gl_Position = vec4(a_position.xy, writtenZ * u_depthScale + u_depthBias, 1.0);\n"; |
| 3774 | |
| 3775 | buf << " vtx_colorMix = a_colorMix;\n" |
| 3776 | "}\n"; |
| 3777 | |
| 3778 | return buf.str(); |
| 3779 | } |
| 3780 | |
| 3781 | std::string DepthDrawCase::genFragmentSource (void) const |
| 3782 | { |
| 3783 | const bool hasTessellation = (m_state == STATE_PER_PRIMITIVE); |
| 3784 | const char* const colorMixName = (hasTessellation) ? ("tess_eval_colorMix") : ("vtx_colorMix"); |
| 3785 | std::ostringstream buf; |
| 3786 | |
| 3787 | buf << "#version 310 es\n" |
| 3788 | "in mediump vec4 " << colorMixName << ";\n"; |
| 3789 | |
| 3790 | if (m_depthType == DEPTH_USER_DEFINED) |
| 3791 | buf << "in mediump float v_fragDepth;\n"; |
| 3792 | |
| 3793 | buf << "layout(location = 0) out mediump vec4 o_color;\n" |
| 3794 | "uniform highp vec4 u_color1;\n" |
| 3795 | "uniform highp vec4 u_color2;\n" |
| 3796 | "\n" |
| 3797 | "void main()\n" |
| 3798 | "{\n" |
| 3799 | " o_color = mix(u_color1, u_color2, " << colorMixName << ");\n"; |
| 3800 | |
| 3801 | if (m_depthType == DEPTH_USER_DEFINED) |
| 3802 | buf << " gl_FragDepth = v_fragDepth * 0.5 + 0.5;\n"; |
| 3803 | |
| 3804 | buf << "}\n"; |
| 3805 | |
| 3806 | return buf.str(); |
| 3807 | } |
| 3808 | |
| 3809 | std::string DepthDrawCase::genTessellationControlSource (void) const |
| 3810 | { |
| 3811 | std::ostringstream buf; |
| 3812 | |
| 3813 | buf << "#version 310 es\n" |
| 3814 | "#extension GL_EXT_tessellation_shader : require\n" |
| 3815 | "#extension GL_EXT_primitive_bounding_box : require\n" |
| 3816 | "layout(vertices=3) out;\n" |
| 3817 | "\n" |
| 3818 | "uniform highp float u_depthBias;\n" |
| 3819 | "uniform highp float u_depthScale;\n" |
| 3820 | "\n" |
| 3821 | "in highp vec4 vtx_colorMix[];\n" |
| 3822 | "out highp vec4 tess_ctrl_colorMix[];\n" |
| 3823 | "\n" |
| 3824 | "void main()\n" |
| 3825 | "{\n" |
| 3826 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| 3827 | " tess_ctrl_colorMix[gl_InvocationID] = vtx_colorMix[0];\n" |
| 3828 | "\n" |
| 3829 | " gl_TessLevelOuter[0] = 2.8;\n" |
| 3830 | " gl_TessLevelOuter[1] = 2.8;\n" |
| 3831 | " gl_TessLevelOuter[2] = 2.8;\n" |
| 3832 | " gl_TessLevelInner[0] = 2.8;\n" |
| 3833 | "\n" |
| 3834 | " // real Z stored in w component\n" |
| 3835 | " highp vec4 minBound = vec4(min(min(vec3(gl_in[0].gl_Position.xy, gl_in[0].gl_Position.w * u_depthScale + u_depthBias),\n" |
| 3836 | " vec3(gl_in[1].gl_Position.xy, gl_in[1].gl_Position.w * u_depthScale + u_depthBias)),\n" |
| 3837 | " vec3(gl_in[2].gl_Position.xy, gl_in[2].gl_Position.w * u_depthScale + u_depthBias)), 1.0);\n" |
| 3838 | " highp vec4 maxBound = vec4(max(max(vec3(gl_in[0].gl_Position.xy, gl_in[0].gl_Position.w * u_depthScale + u_depthBias),\n" |
| 3839 | " vec3(gl_in[1].gl_Position.xy, gl_in[1].gl_Position.w * u_depthScale + u_depthBias)),\n" |
| 3840 | " vec3(gl_in[2].gl_Position.xy, gl_in[2].gl_Position.w * u_depthScale + u_depthBias)), 1.0);\n"; |
| 3841 | |
| 3842 | if (m_bboxSize == BBOX_EQUAL) |
| 3843 | buf << " gl_BoundingBoxEXT[0] = minBound;\n" |
| 3844 | " gl_BoundingBoxEXT[1] = maxBound;\n"; |
| 3845 | else |
| 3846 | buf << " highp float nedPadding = mod(gl_in[0].gl_Position.z, 0.3);\n" |
| 3847 | " highp float posPadding = mod(gl_in[1].gl_Position.z, 0.3);\n" |
| 3848 | " gl_BoundingBoxEXT[0] = minBound - vec4(0.0, 0.0, nedPadding, 0.0);\n" |
| 3849 | " gl_BoundingBoxEXT[1] = maxBound + vec4(0.0, 0.0, posPadding, 0.0);\n"; |
| 3850 | |
| 3851 | buf << "}\n"; |
| 3852 | |
| 3853 | return buf.str(); |
| 3854 | } |
| 3855 | |
| 3856 | std::string DepthDrawCase::genTessellationEvaluationSource (void) const |
| 3857 | { |
| 3858 | std::ostringstream buf; |
| 3859 | |
| 3860 | buf << "#version 310 es\n" |
| 3861 | "#extension GL_EXT_tessellation_shader : require\n" |
| 3862 | "#extension GL_EXT_gpu_shader5 : require\n" |
| 3863 | "layout(triangles) in;\n" |
| 3864 | "\n" |
| 3865 | "in highp vec4 tess_ctrl_colorMix[];\n" |
| 3866 | "out highp vec4 tess_eval_colorMix;\n"; |
| 3867 | |
| 3868 | if (m_depthType == DEPTH_USER_DEFINED) |
| 3869 | buf << "out highp float v_fragDepth;\n"; |
| 3870 | |
| 3871 | buf << "uniform highp float u_depthBias;\n" |
| 3872 | "uniform highp float u_depthScale;\n" |
| 3873 | "\n" |
| 3874 | "precise gl_Position;\n" |
| 3875 | "\n" |
| 3876 | "void main()\n" |
| 3877 | "{\n" |
| 3878 | " highp vec4 tessellatedPos = gl_TessCoord.x * gl_in[0].gl_Position + gl_TessCoord.y * gl_in[1].gl_Position + gl_TessCoord.z * gl_in[2].gl_Position;\n"; |
| 3879 | |
| 3880 | if (m_depthType == DEPTH_USER_DEFINED) |
| 3881 | buf << " highp float dummyZ = tessellatedPos.z;\n" |
| 3882 | " highp float writtenZ = tessellatedPos.w;\n" |
| 3883 | " gl_Position = vec4(tessellatedPos.xy, dummyZ, 1.0);\n" |
| 3884 | " v_fragDepth = writtenZ * u_depthScale + u_depthBias;\n"; |
| 3885 | else |
| 3886 | buf << " highp float writtenZ = tessellatedPos.w;\n" |
| 3887 | " gl_Position = vec4(tessellatedPos.xy, writtenZ * u_depthScale + u_depthBias, 1.0);\n"; |
| 3888 | |
| 3889 | buf << " tess_eval_colorMix = tess_ctrl_colorMix[0];\n" |
| 3890 | "}\n"; |
| 3891 | |
| 3892 | return buf.str(); |
| 3893 | } |
| 3894 | |
| 3895 | void DepthDrawCase::generateAttributeData (std::vector<tcu::Vec4>& data) const |
| 3896 | { |
| 3897 | const tcu::Vec4 color1 (0.0f, 0.0f, 0.0f, 0.0f); // mix weights |
| 3898 | const tcu::Vec4 color2 (1.0f, 1.0f, 1.0f, 1.0f); |
| 3899 | std::vector<int> cellOrder (m_gridSize * m_gridSize); |
| 3900 | de::Random rnd (0xAB54321); |
| 3901 | |
| 3902 | // generate grid with cells in random order |
| 3903 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 3904 | cellOrder[ndx] = ndx; |
| 3905 | rnd.shuffle(cellOrder.begin(), cellOrder.end()); |
| 3906 | |
| 3907 | data.resize(m_gridSize * m_gridSize * 6 * 2); |
| 3908 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 3909 | { |
| 3910 | const int cellNdx = cellOrder[ndx]; |
| 3911 | const int cellX = cellNdx % m_gridSize; |
| 3912 | const int cellY = cellNdx / m_gridSize; |
| 3913 | const tcu::Vec4& cellColor = ((cellX+cellY)%2 == 0) ? (color1) : (color2); |
| 3914 | |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 3915 | data[ndx * 6 * 2 + 0] = tcu::Vec4(float(cellX+0) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+0) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 1] = cellColor; |
| 3916 | data[ndx * 6 * 2 + 2] = tcu::Vec4(float(cellX+1) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+1) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 3] = cellColor; |
| 3917 | data[ndx * 6 * 2 + 4] = tcu::Vec4(float(cellX+0) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+1) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 5] = cellColor; |
| 3918 | data[ndx * 6 * 2 + 6] = tcu::Vec4(float(cellX+0) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+0) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 7] = cellColor; |
| 3919 | data[ndx * 6 * 2 + 8] = tcu::Vec4(float(cellX+1) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+0) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 9] = cellColor; |
| 3920 | data[ndx * 6 * 2 + 10] = tcu::Vec4(float(cellX+1) / float(m_gridSize) * 2.0f - 1.0f, float(cellY+1) / float(m_gridSize) * 2.0f - 1.0f, 0.0f, 0.0f); data[ndx * 6 * 2 + 11] = cellColor; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3921 | |
| 3922 | // Fill Z with random values (fake Z) |
| 3923 | for (int vtxNdx = 0; vtxNdx < 6; ++vtxNdx) |
| 3924 | data[ndx * 6 * 2 + 2*vtxNdx].z() = rnd.getFloat(0.0f, 1.0); |
| 3925 | |
| 3926 | // Fill W with other random values (written Z) |
| 3927 | for (int vtxNdx = 0; vtxNdx < 6; ++vtxNdx) |
| 3928 | data[ndx * 6 * 2 + 2*vtxNdx].w() = rnd.getFloat(0.0f, 1.0); |
| 3929 | } |
| 3930 | } |
| 3931 | |
| 3932 | bool DepthDrawCase::verifyImage (const tcu::Surface& viewport) const |
| 3933 | { |
| 3934 | tcu::Surface errorMask (viewport.getWidth(), viewport.getHeight()); |
| 3935 | bool anyError = false; |
| 3936 | |
| 3937 | tcu::clear(errorMask.getAccess(), tcu::IVec4(0,0,0,255)); |
| 3938 | |
| 3939 | for (int y = 0; y < viewport.getHeight(); ++y) |
| 3940 | for (int x = 0; x < viewport.getWidth(); ++x) |
| 3941 | { |
| 3942 | const tcu::RGBA pixel = viewport.getPixel(x, y); |
| 3943 | bool error = false; |
| 3944 | |
| 3945 | // expect green, yellow or a combination of these |
| 3946 | if (pixel.getGreen() != 255 || pixel.getBlue() != 0) |
| 3947 | error = true; |
| 3948 | |
| 3949 | if (error) |
| 3950 | { |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 3951 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3952 | anyError = true; |
| 3953 | } |
| 3954 | } |
| 3955 | |
| 3956 | if (anyError) |
| 3957 | m_testCtx.getLog() |
| 3958 | << tcu::TestLog::Message |
| 3959 | << "Image verification failed." |
| 3960 | << tcu::TestLog::EndMessage |
| 3961 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 3962 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewport.getAccess()) |
| 3963 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask.getAccess()) |
| 3964 | << tcu::TestLog::EndImageSet; |
| 3965 | else |
| 3966 | m_testCtx.getLog() |
| 3967 | << tcu::TestLog::Message |
| 3968 | << "Result image ok." |
Jarkko Pöyry | 30fde0c | 2015-02-12 14:07:42 -0800 | [diff] [blame] | 3969 | << tcu::TestLog::EndMessage |
| 3970 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 3971 | << tcu::TestLog::Image("Viewport", "Viewport contents", viewport.getAccess()) |
| 3972 | << tcu::TestLog::EndImageSet; |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 3973 | |
| 3974 | return !anyError; |
| 3975 | } |
| 3976 | |
| 3977 | class ClearCase : public TestCase |
| 3978 | { |
| 3979 | public: |
| 3980 | enum |
| 3981 | { |
| 3982 | SCISSOR_CLEAR_BIT = 1 << 0, |
| 3983 | DRAW_TRIANGLE_BIT = 1 << 1, |
| 3984 | PER_PRIMITIVE_BBOX_BIT = 1 << 2, |
| 3985 | FULLSCREEN_SCISSOR_BIT = 1 << 3, |
| 3986 | }; |
| 3987 | |
| 3988 | ClearCase (Context& context, const char* name, const char* description, deUint32 flags); |
| 3989 | ~ClearCase (void); |
| 3990 | |
| 3991 | private: |
| 3992 | struct DrawObject |
| 3993 | { |
| 3994 | int firstNdx; |
| 3995 | int numVertices; |
| 3996 | }; |
| 3997 | |
| 3998 | void init (void); |
| 3999 | void deinit (void); |
| 4000 | IterateResult iterate (void); |
| 4001 | |
| 4002 | void createVbo (void); |
| 4003 | void createProgram (void); |
| 4004 | void renderTo (tcu::Surface& dst, bool useBBox); |
| 4005 | bool verifyImagesEqual (const tcu::PixelBufferAccess& withoutBBox, const tcu::PixelBufferAccess& withBBox); |
| 4006 | bool verifyImageResultValid (const tcu::PixelBufferAccess& result); |
| 4007 | |
| 4008 | std::string genVertexSource (void) const; |
| 4009 | std::string genFragmentSource (void) const; |
| 4010 | std::string genTessellationControlSource (bool setBBox) const; |
| 4011 | std::string genTessellationEvaluationSource (void) const; |
| 4012 | |
| 4013 | const bool m_scissoredClear; |
| 4014 | const bool m_fullscreenScissor; |
| 4015 | const bool m_drawTriangles; |
| 4016 | const bool m_useGlobalState; |
| 4017 | |
| 4018 | de::MovePtr<glu::Buffer> m_vbo; |
| 4019 | de::MovePtr<glu::ShaderProgram> m_perPrimitiveProgram; |
| 4020 | de::MovePtr<glu::ShaderProgram> m_basicProgram; |
| 4021 | std::vector<DrawObject> m_drawObjects; |
| 4022 | std::vector<tcu::Vec4> m_objectVertices; |
| 4023 | }; |
| 4024 | |
| 4025 | ClearCase::ClearCase (Context& context, const char* name, const char* description, deUint32 flags) |
| 4026 | : TestCase (context, name, description) |
| 4027 | , m_scissoredClear ((flags & SCISSOR_CLEAR_BIT) != 0) |
| 4028 | , m_fullscreenScissor ((flags & FULLSCREEN_SCISSOR_BIT) != 0) |
| 4029 | , m_drawTriangles ((flags & DRAW_TRIANGLE_BIT) != 0) |
| 4030 | , m_useGlobalState ((flags & PER_PRIMITIVE_BBOX_BIT) == 0) |
| 4031 | { |
| 4032 | DE_ASSERT(m_useGlobalState || m_drawTriangles); // per-triangle bbox requires triangles |
| 4033 | DE_ASSERT(!m_fullscreenScissor || m_scissoredClear); // fullscreenScissor requires scissoredClear |
| 4034 | } |
| 4035 | |
| 4036 | ClearCase::~ClearCase (void) |
| 4037 | { |
| 4038 | deinit(); |
| 4039 | } |
| 4040 | |
| 4041 | void ClearCase::init (void) |
| 4042 | { |
| 4043 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 4044 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 4045 | if (m_drawTriangles && !m_context.getContextInfo().isExtensionSupported("GL_EXT_tessellation_shader")) |
| 4046 | throw tcu::NotSupportedError("Test requires GL_EXT_tessellation_shader extension"); |
| 4047 | |
| 4048 | m_testCtx.getLog() |
| 4049 | << tcu::TestLog::Message |
| 4050 | << "Doing multiple" |
| 4051 | << ((m_scissoredClear) ? (" scissored") : ("")) |
| 4052 | << " color buffer clears" |
| 4053 | << ((m_drawTriangles) ? (" and drawing some geometry between them") : ("")) |
| 4054 | << ".\n" |
| 4055 | << ((m_scissoredClear && m_fullscreenScissor) ? ("Setting scissor area to cover entire viewport.\n") : ("")) |
| 4056 | << "Rendering with and without setting the bounding box.\n" |
| 4057 | << "Expecting bounding box to have no effect on clears (i.e. results are constant).\n" |
| 4058 | << "Set bounding box using " |
| 4059 | << ((m_useGlobalState) ? ("PRIMITIVE_BOUNDING_BOX_EXT state") : ("gl_BoundingBoxEXT output")) |
| 4060 | << ".\n" |
| 4061 | << "Clear color is green with yellowish shades.\n" |
| 4062 | << ((m_drawTriangles) ? ("Primitive color is yellow with greenish shades.\n") : ("")) |
| 4063 | << tcu::TestLog::EndMessage; |
| 4064 | |
| 4065 | if (m_drawTriangles) |
| 4066 | { |
| 4067 | createVbo(); |
| 4068 | createProgram(); |
| 4069 | } |
| 4070 | } |
| 4071 | |
| 4072 | void ClearCase::deinit (void) |
| 4073 | { |
| 4074 | m_vbo.clear(); |
| 4075 | m_perPrimitiveProgram.clear(); |
| 4076 | m_basicProgram.clear(); |
| 4077 | m_drawObjects = std::vector<DrawObject>(); |
| 4078 | m_objectVertices = std::vector<tcu::Vec4>(); |
| 4079 | } |
| 4080 | |
| 4081 | ClearCase::IterateResult ClearCase::iterate (void) |
| 4082 | { |
| 4083 | const tcu::IVec2 renderTargetSize (m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight()); |
| 4084 | tcu::Surface resultWithoutBBox (renderTargetSize.x(), renderTargetSize.y()); |
| 4085 | tcu::Surface resultWithBBox (renderTargetSize.x(), renderTargetSize.y()); |
| 4086 | |
| 4087 | // render with and without bbox set |
| 4088 | for (int passNdx = 0; passNdx < 2; ++passNdx) |
| 4089 | { |
| 4090 | const bool useBBox = (passNdx == 1); |
| 4091 | tcu::Surface& destination = (useBBox) ? (resultWithBBox) : (resultWithoutBBox); |
| 4092 | |
| 4093 | renderTo(destination, useBBox); |
| 4094 | } |
| 4095 | |
| 4096 | // Verify images are equal and that the image does not contain (trivially detectable) garbage |
| 4097 | |
| 4098 | if (!verifyImagesEqual(resultWithoutBBox.getAccess(), resultWithBBox.getAccess())) |
| 4099 | { |
| 4100 | // verifyImagesEqual will print out the image and error mask |
| 4101 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image comparison failed"); |
| 4102 | } |
| 4103 | else if (!verifyImageResultValid(resultWithBBox.getAccess())) |
| 4104 | { |
| 4105 | // verifyImageResultValid will print out the image and error mask |
| 4106 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Result verification failed"); |
| 4107 | } |
| 4108 | else |
| 4109 | { |
| 4110 | m_testCtx.getLog() |
| 4111 | << tcu::TestLog::Message |
| 4112 | << "Image comparison passed." |
| 4113 | << tcu::TestLog::EndMessage |
| 4114 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 4115 | << tcu::TestLog::Image("Result", "Result", resultWithBBox.getAccess()) |
| 4116 | << tcu::TestLog::EndImageSet; |
| 4117 | |
| 4118 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 4119 | } |
| 4120 | |
| 4121 | return STOP; |
| 4122 | } |
| 4123 | |
| 4124 | void ClearCase::createVbo (void) |
| 4125 | { |
| 4126 | const int numObjects = 16; |
| 4127 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 4128 | de::Random rnd (deStringHash(getName())); |
| 4129 | |
| 4130 | m_vbo = de::MovePtr<glu::Buffer>(new glu::Buffer(m_context.getRenderContext())); |
| 4131 | |
| 4132 | for (int objectNdx = 0; objectNdx < numObjects; ++objectNdx) |
| 4133 | { |
| 4134 | const int numTriangles = rnd.getInt(1, 4); |
| 4135 | const float minX = rnd.getFloat(-1.2f, 0.8f); |
| 4136 | const float minY = rnd.getFloat(-1.2f, 0.8f); |
| 4137 | const float maxX = minX + rnd.getFloat(0.2f, 1.0f); |
| 4138 | const float maxY = minY + rnd.getFloat(0.2f, 1.0f); |
| 4139 | |
| 4140 | DrawObject drawObject; |
| 4141 | drawObject.firstNdx = (int)m_objectVertices.size(); |
| 4142 | drawObject.numVertices = numTriangles * 3; |
| 4143 | |
| 4144 | m_drawObjects.push_back(drawObject); |
| 4145 | |
| 4146 | for (int triangleNdx = 0; triangleNdx < numTriangles; ++triangleNdx) |
| 4147 | for (int vertexNdx = 0; vertexNdx < 3; ++vertexNdx) |
| 4148 | { |
| 4149 | const float posX = rnd.getFloat(minX, maxX); |
| 4150 | const float posY = rnd.getFloat(minY, maxY); |
| 4151 | const float posZ = rnd.getFloat(-0.7f, 0.7f); |
| 4152 | const float posW = rnd.getFloat(0.9f, 1.1f); |
| 4153 | |
| 4154 | m_objectVertices.push_back(tcu::Vec4(posX, posY, posZ, posW)); |
| 4155 | } |
| 4156 | } |
| 4157 | |
| 4158 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 4159 | gl.bufferData(GL_ARRAY_BUFFER, (int)(m_objectVertices.size() * sizeof(tcu::Vec4)), &m_objectVertices[0], GL_STATIC_DRAW); |
| 4160 | GLU_EXPECT_NO_ERROR(gl.getError(), "buffer upload"); |
| 4161 | } |
| 4162 | |
| 4163 | void ClearCase::createProgram (void) |
| 4164 | { |
| 4165 | m_basicProgram = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), |
| 4166 | glu::ProgramSources() |
| 4167 | << glu::VertexSource(genVertexSource()) |
| 4168 | << glu::FragmentSource(genFragmentSource()) |
| 4169 | << glu::TessellationControlSource(genTessellationControlSource(false)) |
| 4170 | << glu::TessellationEvaluationSource(genTessellationEvaluationSource()))); |
| 4171 | |
| 4172 | m_testCtx.getLog() |
| 4173 | << tcu::TestLog::Section("Program", "Shader program") |
| 4174 | << *m_basicProgram |
| 4175 | << tcu::TestLog::EndSection; |
| 4176 | |
| 4177 | if (!m_basicProgram->isOk()) |
| 4178 | throw tcu::TestError("shader build failed"); |
| 4179 | |
| 4180 | if (!m_useGlobalState) |
| 4181 | { |
| 4182 | m_perPrimitiveProgram = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), |
| 4183 | glu::ProgramSources() |
| 4184 | << glu::VertexSource(genVertexSource()) |
| 4185 | << glu::FragmentSource(genFragmentSource()) |
| 4186 | << glu::TessellationControlSource(genTessellationControlSource(true)) |
| 4187 | << glu::TessellationEvaluationSource(genTessellationEvaluationSource()))); |
| 4188 | |
| 4189 | m_testCtx.getLog() |
| 4190 | << tcu::TestLog::Section("PerPrimitiveProgram", "Shader program that sets the bounding box") |
| 4191 | << *m_perPrimitiveProgram |
| 4192 | << tcu::TestLog::EndSection; |
| 4193 | |
| 4194 | if (!m_perPrimitiveProgram->isOk()) |
| 4195 | throw tcu::TestError("shader build failed"); |
| 4196 | } |
| 4197 | } |
| 4198 | |
| 4199 | void ClearCase::renderTo (tcu::Surface& dst, bool useBBox) |
| 4200 | { |
| 4201 | const int numOps = 45; |
| 4202 | const tcu::Vec4 yellow (1.0f, 1.0f, 0.0f, 1.0f); |
| 4203 | const tcu::Vec4 green (0.0f, 1.0f, 0.0f, 1.0f); |
| 4204 | const tcu::IVec2 renderTargetSize (m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight()); |
| 4205 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 4206 | de::Random rnd (deStringHash(getName())); |
| 4207 | glu::VertexArray vao (m_context.getRenderContext()); |
| 4208 | |
| 4209 | // always do the initial clear |
| 4210 | gl.disable(GL_SCISSOR_TEST); |
| 4211 | gl.viewport(0, 0, renderTargetSize.x(), renderTargetSize.y()); |
| 4212 | gl.clearColor(yellow.x(), yellow.y(), yellow.z(), yellow.w()); |
| 4213 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 4214 | gl.finish(); |
| 4215 | |
| 4216 | // prepare draw |
| 4217 | if (m_scissoredClear) |
| 4218 | gl.enable(GL_SCISSOR_TEST); |
| 4219 | |
| 4220 | if (m_drawTriangles) |
| 4221 | { |
| 4222 | const deUint32 programHandle = (m_useGlobalState || !useBBox) ? (m_basicProgram->getProgram()) : (m_perPrimitiveProgram->getProgram()); |
| 4223 | const int positionAttribLoc = gl.getAttribLocation(programHandle, "a_position"); |
| 4224 | |
| 4225 | TCU_CHECK(positionAttribLoc != -1); |
| 4226 | |
| 4227 | gl.useProgram(programHandle); |
| 4228 | gl.bindVertexArray(*vao); |
| 4229 | gl.enableVertexAttribArray(positionAttribLoc); |
| 4230 | gl.vertexAttribPointer(positionAttribLoc, 4, GL_FLOAT, GL_FALSE, (int)sizeof(tcu::Vec4), DE_NULL); |
| 4231 | gl.patchParameteri(GL_PATCH_VERTICES, 3); |
| 4232 | } |
| 4233 | |
| 4234 | // do random scissor/clearldraw operations |
| 4235 | for (int opNdx = 0; opNdx < numOps; ++opNdx) |
| 4236 | { |
| 4237 | const int drawObjNdx = (m_drawTriangles) ? (rnd.getInt(0, (int)m_drawObjects.size() - 1)) : (0); |
| 4238 | const int objectVertexStartNdx = (m_drawTriangles) ? (m_drawObjects[drawObjNdx].firstNdx) : (0); |
| 4239 | const int objectVertexLength = (m_drawTriangles) ? (m_drawObjects[drawObjNdx].numVertices) : (0); |
| 4240 | tcu::Vec4 bboxMin; |
| 4241 | tcu::Vec4 bboxMax; |
| 4242 | |
| 4243 | if (m_drawTriangles) |
| 4244 | { |
| 4245 | bboxMin = tcu::Vec4(1.0f, 1.0f, 1.0f, 1.0f); |
| 4246 | bboxMax = tcu::Vec4(-1.0f, -1.0f, -1.0f, -1.0f); |
| 4247 | |
| 4248 | // calc bbox |
| 4249 | for (int vertexNdx = objectVertexStartNdx; vertexNdx < objectVertexStartNdx + objectVertexLength; ++vertexNdx) |
| 4250 | for (int componentNdx = 0; componentNdx < 4; ++componentNdx) |
| 4251 | { |
| 4252 | bboxMin[componentNdx] = de::min(bboxMin[componentNdx], m_objectVertices[vertexNdx][componentNdx]); |
| 4253 | bboxMax[componentNdx] = de::max(bboxMax[componentNdx], m_objectVertices[vertexNdx][componentNdx]); |
| 4254 | } |
| 4255 | } |
| 4256 | else |
| 4257 | { |
| 4258 | // no geometry, just random something |
| 4259 | bboxMin.x() = rnd.getFloat(-1.2f, 1.0f); |
| 4260 | bboxMin.y() = rnd.getFloat(-1.2f, 1.0f); |
| 4261 | bboxMin.z() = rnd.getFloat(-1.2f, 1.0f); |
| 4262 | bboxMin.w() = 1.0f; |
| 4263 | bboxMax.x() = bboxMin.x() + rnd.getFloat(0.2f, 1.0f); |
| 4264 | bboxMax.y() = bboxMin.y() + rnd.getFloat(0.2f, 1.0f); |
| 4265 | bboxMax.z() = bboxMin.z() + rnd.getFloat(0.2f, 1.0f); |
| 4266 | bboxMax.w() = 1.0f; |
| 4267 | } |
| 4268 | |
| 4269 | if (m_scissoredClear) |
| 4270 | { |
| 4271 | const int scissorX = (m_fullscreenScissor) ? (0) : rnd.getInt(0, renderTargetSize.x()-1); |
| 4272 | const int scissorY = (m_fullscreenScissor) ? (0) : rnd.getInt(0, renderTargetSize.y()-1); |
| 4273 | const int scissorW = (m_fullscreenScissor) ? (renderTargetSize.x()) : rnd.getInt(0, renderTargetSize.x()-scissorX); |
| 4274 | const int scissorH = (m_fullscreenScissor) ? (renderTargetSize.y()) : rnd.getInt(0, renderTargetSize.y()-scissorY); |
| 4275 | |
| 4276 | gl.scissor(scissorX, scissorY, scissorW, scissorH); |
| 4277 | } |
| 4278 | |
| 4279 | { |
| 4280 | const tcu::Vec4 color = tcu::mix(green, yellow, rnd.getFloat() * 0.4f); // greenish |
| 4281 | gl.clearColor(color.x(), color.y(), color.z(), color.w()); |
| 4282 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 4283 | } |
| 4284 | |
| 4285 | if (useBBox) |
| 4286 | { |
| 4287 | DE_ASSERT(m_useGlobalState || m_drawTriangles); // !m_useGlobalState -> m_drawTriangles |
| 4288 | if (m_useGlobalState) |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 4289 | gl.primitiveBoundingBox(bboxMin.x(), bboxMin.y(), bboxMin.z(), bboxMin.w(), |
| 4290 | bboxMax.x(), bboxMax.y(), bboxMax.z(), bboxMax.w()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4291 | } |
| 4292 | |
| 4293 | if (m_drawTriangles) |
| 4294 | gl.drawArrays(GL_PATCHES, objectVertexStartNdx, objectVertexLength); |
| 4295 | } |
| 4296 | |
| 4297 | GLU_EXPECT_NO_ERROR(gl.getError(), "post draw"); |
| 4298 | glu::readPixels(m_context.getRenderContext(), 0, 0, dst.getAccess()); |
| 4299 | } |
| 4300 | |
| 4301 | bool ClearCase::verifyImagesEqual (const tcu::PixelBufferAccess& withoutBBox, const tcu::PixelBufferAccess& withBBox) |
| 4302 | { |
| 4303 | DE_ASSERT(withoutBBox.getWidth() == withBBox.getWidth()); |
Jarkko Pöyry | 26e8fab | 2015-02-09 21:32:19 -0800 | [diff] [blame] | 4304 | DE_ASSERT(withoutBBox.getHeight() == withBBox.getHeight()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4305 | |
| 4306 | tcu::Surface errorMask (withoutBBox.getWidth(), withoutBBox.getHeight()); |
| 4307 | bool anyError = false; |
| 4308 | |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4309 | tcu::clear(errorMask.getAccess(), tcu::RGBA::green().toIVec()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4310 | |
| 4311 | for (int y = 0; y < withoutBBox.getHeight(); ++y) |
| 4312 | for (int x = 0; x < withoutBBox.getWidth(); ++x) |
| 4313 | { |
| 4314 | if (withoutBBox.getPixelInt(x, y) != withBBox.getPixelInt(x, y)) |
| 4315 | { |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4316 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4317 | anyError = true; |
| 4318 | } |
| 4319 | } |
| 4320 | |
| 4321 | if (anyError) |
| 4322 | { |
| 4323 | m_testCtx.getLog() |
| 4324 | << tcu::TestLog::Message |
| 4325 | << "Image comparison failed." |
| 4326 | << tcu::TestLog::EndMessage |
| 4327 | << tcu::TestLog::ImageSet("Images", "Image comparison") |
| 4328 | << tcu::TestLog::Image("WithoutBBox", "Result with bounding box not set", withoutBBox) |
| 4329 | << tcu::TestLog::Image("WithBBox", "Result with bounding box set", withBBox) |
| 4330 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask.getAccess()) |
| 4331 | << tcu::TestLog::EndImageSet; |
| 4332 | } |
| 4333 | |
| 4334 | return !anyError; |
| 4335 | } |
| 4336 | |
| 4337 | bool ClearCase::verifyImageResultValid (const tcu::PixelBufferAccess& result) |
| 4338 | { |
| 4339 | tcu::Surface errorMask (result.getWidth(), result.getHeight()); |
| 4340 | bool anyError = false; |
| 4341 | |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4342 | tcu::clear(errorMask.getAccess(), tcu::RGBA::green().toIVec()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4343 | |
| 4344 | for (int y = 0; y < result.getHeight(); ++y) |
| 4345 | for (int x = 0; x < result.getWidth(); ++x) |
| 4346 | { |
| 4347 | const tcu::IVec4 pixel = result.getPixelInt(x, y); |
| 4348 | |
| 4349 | // allow green, yellow and any shade between |
| 4350 | if (pixel[1] != 255 || pixel[2] != 0) |
| 4351 | { |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4352 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4353 | anyError = true; |
| 4354 | } |
| 4355 | } |
| 4356 | |
| 4357 | if (anyError) |
| 4358 | { |
| 4359 | m_testCtx.getLog() |
| 4360 | << tcu::TestLog::Message |
| 4361 | << "Image verification failed." |
| 4362 | << tcu::TestLog::EndMessage |
| 4363 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 4364 | << tcu::TestLog::Image("ResultImage", "Result image", result) |
| 4365 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask) |
| 4366 | << tcu::TestLog::EndImageSet; |
| 4367 | } |
| 4368 | |
| 4369 | return !anyError; |
| 4370 | } |
| 4371 | |
| 4372 | static const char* const s_yellowishPosOnlyVertexSource = "#version 310 es\n" |
| 4373 | "in highp vec4 a_position;\n" |
| 4374 | "out highp vec4 v_vertex_color;\n" |
| 4375 | "void main()\n" |
| 4376 | "{\n" |
| 4377 | " gl_Position = a_position;\n" |
| 4378 | " // yellowish shade\n" |
| 4379 | " highp float redComponent = 0.5 + float(gl_VertexID % 5) / 8.0;\n" |
| 4380 | " v_vertex_color = vec4(redComponent, 1.0, 0.0, 1.0);\n" |
| 4381 | "}\n"; |
| 4382 | |
| 4383 | static const char* const s_basicColorFragmentSource = "#version 310 es\n" |
| 4384 | "in mediump vec4 v_color;\n" |
| 4385 | "layout(location = 0) out mediump vec4 o_color;\n" |
| 4386 | "void main()\n" |
| 4387 | "{\n" |
| 4388 | " o_color = v_color;\n" |
| 4389 | "}\n"; |
| 4390 | |
| 4391 | |
| 4392 | static const char* const s_basicColorTessEvalSource = "#version 310 es\n" |
| 4393 | "#extension GL_EXT_tessellation_shader : require\n" |
| 4394 | "#extension GL_EXT_gpu_shader5 : require\n" |
| 4395 | "layout(triangles) in;\n" |
| 4396 | "in highp vec4 v_tess_eval_color[];\n" |
| 4397 | "out highp vec4 v_color;\n" |
| 4398 | "precise gl_Position;\n" |
| 4399 | "void main()\n" |
| 4400 | "{\n" |
| 4401 | " gl_Position = gl_TessCoord.x * gl_in[0].gl_Position\n" |
| 4402 | " + gl_TessCoord.y * gl_in[1].gl_Position\n" |
| 4403 | " + gl_TessCoord.z * gl_in[2].gl_Position;\n" |
| 4404 | " v_color = gl_TessCoord.x * v_tess_eval_color[0]\n" |
| 4405 | " + gl_TessCoord.y * v_tess_eval_color[1]\n" |
| 4406 | " + gl_TessCoord.z * v_tess_eval_color[2];\n" |
| 4407 | "}\n"; |
| 4408 | |
| 4409 | std::string ClearCase::genVertexSource (void) const |
| 4410 | { |
| 4411 | return s_yellowishPosOnlyVertexSource; |
| 4412 | } |
| 4413 | |
| 4414 | std::string ClearCase::genFragmentSource (void) const |
| 4415 | { |
| 4416 | return s_basicColorFragmentSource; |
| 4417 | } |
| 4418 | |
| 4419 | std::string ClearCase::genTessellationControlSource (bool setBBox) const |
| 4420 | { |
| 4421 | std::ostringstream buf; |
| 4422 | |
| 4423 | buf << "#version 310 es\n" |
| 4424 | "#extension GL_EXT_tessellation_shader : require\n"; |
| 4425 | |
| 4426 | if (setBBox) |
| 4427 | buf << "#extension GL_EXT_primitive_bounding_box : require\n"; |
| 4428 | |
| 4429 | buf << "layout(vertices=3) out;\n" |
| 4430 | "in highp vec4 v_vertex_color[];\n" |
| 4431 | "out highp vec4 v_tess_eval_color[];\n" |
| 4432 | "void main()\n" |
| 4433 | "{\n" |
| 4434 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| 4435 | " v_tess_eval_color[gl_InvocationID] = v_vertex_color[gl_InvocationID];\n" |
| 4436 | " gl_TessLevelOuter[0] = 2.8;\n" |
| 4437 | " gl_TessLevelOuter[1] = 2.8;\n" |
| 4438 | " gl_TessLevelOuter[2] = 2.8;\n" |
| 4439 | " gl_TessLevelInner[0] = 2.8;\n"; |
| 4440 | |
| 4441 | if (setBBox) |
| 4442 | { |
| 4443 | buf << "\n" |
| 4444 | " gl_BoundingBoxEXT[0] = min(min(gl_in[0].gl_Position,\n" |
| 4445 | " gl_in[1].gl_Position),\n" |
| 4446 | " gl_in[2].gl_Position);\n" |
| 4447 | " gl_BoundingBoxEXT[1] = max(max(gl_in[0].gl_Position,\n" |
| 4448 | " gl_in[1].gl_Position),\n" |
| 4449 | " gl_in[2].gl_Position);\n"; |
| 4450 | } |
| 4451 | |
| 4452 | buf << "}\n"; |
| 4453 | return buf.str(); |
| 4454 | } |
| 4455 | |
| 4456 | std::string ClearCase::genTessellationEvaluationSource (void) const |
| 4457 | { |
| 4458 | return s_basicColorTessEvalSource; |
| 4459 | } |
| 4460 | |
| 4461 | class ViewportCallOrderCase : public TestCase |
| 4462 | { |
| 4463 | public: |
| 4464 | enum CallOrder |
| 4465 | { |
| 4466 | VIEWPORT_FIRST = 0, |
| 4467 | BBOX_FIRST, |
| 4468 | |
| 4469 | ORDER_LAST |
| 4470 | }; |
| 4471 | |
| 4472 | ViewportCallOrderCase (Context& context, const char* name, const char* description, CallOrder callOrder); |
| 4473 | ~ViewportCallOrderCase (void); |
| 4474 | |
| 4475 | private: |
| 4476 | void init (void); |
| 4477 | void deinit (void); |
| 4478 | IterateResult iterate (void); |
| 4479 | |
| 4480 | void genVbo (void); |
| 4481 | void genProgram (void); |
| 4482 | bool verifyImage (const tcu::PixelBufferAccess& result); |
| 4483 | |
| 4484 | std::string genVertexSource (void) const; |
| 4485 | std::string genFragmentSource (void) const; |
| 4486 | std::string genTessellationControlSource (void) const; |
| 4487 | std::string genTessellationEvaluationSource (void) const; |
| 4488 | |
| 4489 | const CallOrder m_callOrder; |
| 4490 | |
| 4491 | de::MovePtr<glu::Buffer> m_vbo; |
| 4492 | de::MovePtr<glu::ShaderProgram> m_program; |
| 4493 | int m_numVertices; |
| 4494 | }; |
| 4495 | |
| 4496 | ViewportCallOrderCase::ViewportCallOrderCase (Context& context, const char* name, const char* description, CallOrder callOrder) |
| 4497 | : TestCase (context, name, description) |
| 4498 | , m_callOrder (callOrder) |
| 4499 | , m_numVertices (-1) |
| 4500 | { |
| 4501 | DE_ASSERT(m_callOrder < ORDER_LAST); |
| 4502 | } |
| 4503 | |
| 4504 | ViewportCallOrderCase::~ViewportCallOrderCase (void) |
| 4505 | { |
| 4506 | deinit(); |
| 4507 | } |
| 4508 | |
| 4509 | void ViewportCallOrderCase::init (void) |
| 4510 | { |
| 4511 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_primitive_bounding_box")) |
| 4512 | throw tcu::NotSupportedError("Test requires GL_EXT_primitive_bounding_box extension"); |
| 4513 | |
Mika Isojärvi | c22e16e | 2016-01-21 15:28:21 -0800 | [diff] [blame] | 4514 | if (!m_context.getContextInfo().isExtensionSupported("GL_EXT_tessellation_shader")) |
| 4515 | throw tcu::NotSupportedError("Test requires GL_EXT_tessellation_shader extension"); |
| 4516 | |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4517 | m_testCtx.getLog() |
| 4518 | << tcu::TestLog::Message |
| 4519 | << "Testing call order of state setting functions have no effect on the rendering.\n" |
| 4520 | << "Setting viewport and bounding box in the following order:\n" |
| 4521 | << ((m_callOrder == VIEWPORT_FIRST) |
| 4522 | ? ("\tFirst viewport with glViewport function.\n") |
| 4523 | : ("\tFirst bounding box with glPrimitiveBoundingBoxEXT function.\n")) |
| 4524 | << ((m_callOrder == VIEWPORT_FIRST) |
| 4525 | ? ("\tThen bounding box with glPrimitiveBoundingBoxEXT function.\n") |
| 4526 | : ("\tThen viewport with glViewport function.\n")) |
| 4527 | << "Verifying rendering result." |
| 4528 | << tcu::TestLog::EndMessage; |
| 4529 | |
| 4530 | // resources |
| 4531 | genVbo(); |
| 4532 | genProgram(); |
| 4533 | } |
| 4534 | |
| 4535 | void ViewportCallOrderCase::deinit (void) |
| 4536 | { |
| 4537 | m_vbo.clear(); |
| 4538 | m_program.clear(); |
| 4539 | } |
| 4540 | |
| 4541 | ViewportCallOrderCase::IterateResult ViewportCallOrderCase::iterate (void) |
| 4542 | { |
| 4543 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 4544 | const tcu::IVec2 viewportSize = tcu::IVec2(m_context.getRenderTarget().getWidth(), m_context.getRenderTarget().getHeight()); |
| 4545 | const glw::GLint posLocation = gl.getAttribLocation(m_program->getProgram(), "a_position"); |
| 4546 | tcu::Surface resultSurface (viewportSize.x(), viewportSize.y()); |
| 4547 | |
| 4548 | gl.clearColor(0.0f, 0.0f, 0.0f, 1.0f); |
| 4549 | gl.clear(GL_COLOR_BUFFER_BIT); |
| 4550 | |
| 4551 | // set state |
| 4552 | for (int orderNdx = 0; orderNdx < 2; ++orderNdx) |
| 4553 | { |
| 4554 | if ((orderNdx == 0 && m_callOrder == VIEWPORT_FIRST) || |
| 4555 | (orderNdx == 1 && m_callOrder == BBOX_FIRST)) |
| 4556 | { |
| 4557 | m_testCtx.getLog() |
| 4558 | << tcu::TestLog::Message |
| 4559 | << "Setting viewport to cover the left half of the render target.\n" |
| 4560 | << "\t(0, 0, " << (viewportSize.x()/2) << ", " << viewportSize.y() << ")" |
| 4561 | << tcu::TestLog::EndMessage; |
| 4562 | |
| 4563 | gl.viewport(0, 0, viewportSize.x()/2, viewportSize.y()); |
| 4564 | } |
| 4565 | else |
| 4566 | { |
| 4567 | m_testCtx.getLog() |
| 4568 | << tcu::TestLog::Message |
| 4569 | << "Setting bounding box to cover the right half of the clip space.\n" |
| 4570 | << "\t(0.0, -1.0, -1.0, 1.0) .. (1.0, 1.0, 1.0f, 1.0)" |
| 4571 | << tcu::TestLog::EndMessage; |
| 4572 | |
Daniel Andrade Groppe | 485a2d1 | 2015-12-02 15:45:41 -0600 | [diff] [blame] | 4573 | gl.primitiveBoundingBox(0.0f, -1.0f, -1.0f, 1.0f, |
| 4574 | 1.0f, 1.0f, 1.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4575 | } |
| 4576 | } |
| 4577 | |
| 4578 | m_testCtx.getLog() |
| 4579 | << tcu::TestLog::Message |
| 4580 | << "Rendering mesh covering the right half of the clip space." |
| 4581 | << tcu::TestLog::EndMessage; |
| 4582 | |
| 4583 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 4584 | gl.vertexAttribPointer(posLocation, 4, GL_FLOAT, GL_FALSE, sizeof(float[4]), (const float*)DE_NULL); |
| 4585 | gl.enableVertexAttribArray(posLocation); |
| 4586 | gl.useProgram(m_program->getProgram()); |
| 4587 | gl.patchParameteri(GL_PATCH_VERTICES, 3); |
| 4588 | gl.drawArrays(GL_PATCHES, 0, m_numVertices); |
| 4589 | GLU_EXPECT_NO_ERROR(gl.getError(), "post-draw"); |
| 4590 | |
| 4591 | m_testCtx.getLog() |
| 4592 | << tcu::TestLog::Message |
| 4593 | << "Verifying image" |
| 4594 | << tcu::TestLog::EndMessage; |
| 4595 | glu::readPixels(m_context.getRenderContext(), 0, 0, resultSurface.getAccess()); |
| 4596 | |
| 4597 | if (!verifyImage(resultSurface.getAccess())) |
| 4598 | m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Image verification failed"); |
| 4599 | else |
| 4600 | { |
| 4601 | m_testCtx.getLog() |
| 4602 | << tcu::TestLog::Message |
| 4603 | << "Result ok." |
| 4604 | << tcu::TestLog::EndMessage |
| 4605 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 4606 | << tcu::TestLog::Image("Result", "Result", resultSurface.getAccess()) |
| 4607 | << tcu::TestLog::EndImageSet; |
| 4608 | |
| 4609 | m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); |
| 4610 | } |
| 4611 | return STOP; |
| 4612 | } |
| 4613 | |
| 4614 | void ViewportCallOrderCase::genVbo (void) |
| 4615 | { |
| 4616 | const int gridSize = 6; |
| 4617 | const glw::Functions& gl = m_context.getRenderContext().getFunctions(); |
| 4618 | std::vector<tcu::Vec4> data (gridSize * gridSize * 2 * 3); |
| 4619 | std::vector<int> cellOrder (gridSize * gridSize * 2); |
| 4620 | de::Random rnd (0x55443322); |
| 4621 | |
| 4622 | // generate grid with triangles in random order |
| 4623 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 4624 | cellOrder[ndx] = ndx; |
| 4625 | rnd.shuffle(cellOrder.begin(), cellOrder.end()); |
| 4626 | |
| 4627 | // generate grid filling the right half of the clip space: (x: 0.0, y: -1.0) .. (x: 1.0, y: 1.0) |
| 4628 | for (int ndx = 0; ndx < (int)cellOrder.size(); ++ndx) |
| 4629 | { |
| 4630 | const int cellNdx = cellOrder[ndx]; |
| 4631 | const bool cellSide = ((cellNdx % 2) == 0); |
| 4632 | const int cellX = (cellNdx / 2) % gridSize; |
| 4633 | const int cellY = (cellNdx / 2) / gridSize; |
| 4634 | |
| 4635 | if (cellSide) |
| 4636 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 4637 | data[ndx * 3 + 0] = tcu::Vec4(float(cellX+0) / float(gridSize), (float(cellY+0) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
| 4638 | data[ndx * 3 + 1] = tcu::Vec4(float(cellX+1) / float(gridSize), (float(cellY+1) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
| 4639 | data[ndx * 3 + 2] = tcu::Vec4(float(cellX+0) / float(gridSize), (float(cellY+1) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4640 | } |
| 4641 | else |
| 4642 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 4643 | data[ndx * 3 + 0] = tcu::Vec4(float(cellX+0) / float(gridSize), (float(cellY+0) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
| 4644 | data[ndx * 3 + 1] = tcu::Vec4(float(cellX+1) / float(gridSize), (float(cellY+0) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
| 4645 | data[ndx * 3 + 2] = tcu::Vec4(float(cellX+1) / float(gridSize), (float(cellY+1) / float(gridSize)) * 2.0f - 1.0f, 0.0f, 1.0f); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4646 | } |
| 4647 | } |
| 4648 | |
| 4649 | m_vbo = de::MovePtr<glu::Buffer>(new glu::Buffer(m_context.getRenderContext())); |
| 4650 | gl.bindBuffer(GL_ARRAY_BUFFER, **m_vbo); |
| 4651 | gl.bufferData(GL_ARRAY_BUFFER, (int)(data.size() * sizeof(tcu::Vec4)), &data[0], GL_STATIC_DRAW); |
| 4652 | GLU_EXPECT_NO_ERROR(gl.getError(), "create vbo"); |
| 4653 | |
| 4654 | m_numVertices = (int)data.size(); |
| 4655 | } |
| 4656 | |
| 4657 | void ViewportCallOrderCase::genProgram (void) |
| 4658 | { |
| 4659 | m_program = de::MovePtr<glu::ShaderProgram>(new glu::ShaderProgram(m_context.getRenderContext(), |
| 4660 | glu::ProgramSources() |
| 4661 | << glu::VertexSource(genVertexSource()) |
| 4662 | << glu::FragmentSource(genFragmentSource()) |
| 4663 | << glu::TessellationControlSource(genTessellationControlSource()) |
| 4664 | << glu::TessellationEvaluationSource(genTessellationEvaluationSource()))); |
| 4665 | |
| 4666 | m_testCtx.getLog() |
| 4667 | << tcu::TestLog::Section("Program", "Shader program") |
| 4668 | << *m_program |
| 4669 | << tcu::TestLog::EndSection; |
| 4670 | |
| 4671 | if (!m_program->isOk()) |
| 4672 | throw tcu::TestError("shader build failed"); |
| 4673 | } |
| 4674 | |
| 4675 | bool ViewportCallOrderCase::verifyImage (const tcu::PixelBufferAccess& result) |
| 4676 | { |
Jarkko Pöyry | 7a161d2 | 2015-05-19 20:44:07 -0700 | [diff] [blame] | 4677 | const tcu::IVec2 insideBorder (deCeilFloatToInt32(0.25f * (float)result.getWidth()) + 1, deFloorFloatToInt32(0.5f * (float)result.getWidth()) - 1); |
| 4678 | const tcu::IVec2 outsideBorder (deFloorFloatToInt32(0.25f * (float)result.getWidth()) - 1, deCeilFloatToInt32(0.5f * (float)result.getWidth()) + 1); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4679 | tcu::Surface errorMask (result.getWidth(), result.getHeight()); |
| 4680 | bool anyError = false; |
| 4681 | |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4682 | tcu::clear(errorMask.getAccess(), tcu::RGBA::green().toIVec()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4683 | |
| 4684 | for (int y = 0; y < result.getHeight(); ++y) |
| 4685 | for (int x = 0; x < result.getWidth(); ++x) |
| 4686 | { |
| 4687 | const tcu::IVec4 pixel = result.getPixelInt(x, y); |
| 4688 | const bool insideMeshArea = x >= insideBorder.x() && x <= insideBorder.x(); |
| 4689 | const bool outsideMeshArea = x <= outsideBorder.x() && x >= outsideBorder.x(); |
| 4690 | |
| 4691 | // inside mesh, allow green, yellow and any shade between |
| 4692 | // outside mesh, allow background (black) only |
| 4693 | // in the border area, allow anything |
| 4694 | if ((insideMeshArea && (pixel[1] != 255 || pixel[2] != 0)) || |
| 4695 | (outsideMeshArea && (pixel[0] != 0 || pixel[1] != 0 || pixel[2] != 0))) |
| 4696 | { |
Dejan Mircevski | c215aaa | 2015-11-06 17:08:44 -0500 | [diff] [blame] | 4697 | errorMask.setPixel(x, y, tcu::RGBA::red()); |
Jarkko Pöyry | 1f99d69 | 2014-11-17 14:21:54 -0800 | [diff] [blame] | 4698 | anyError = true; |
| 4699 | } |
| 4700 | } |
| 4701 | |
| 4702 | if (anyError) |
| 4703 | { |
| 4704 | m_testCtx.getLog() |
| 4705 | << tcu::TestLog::Message |
| 4706 | << "Image verification failed." |
| 4707 | << tcu::TestLog::EndMessage |
| 4708 | << tcu::TestLog::ImageSet("Images", "Image verification") |
| 4709 | << tcu::TestLog::Image("ResultImage", "Result image", result) |
| 4710 | << tcu::TestLog::Image("ErrorMask", "Error mask", errorMask) |
| 4711 | << tcu::TestLog::EndImageSet; |
| 4712 | } |
| 4713 | |
| 4714 | return !anyError; |
| 4715 | } |
| 4716 | |
| 4717 | std::string ViewportCallOrderCase::genVertexSource (void) const |
| 4718 | { |
| 4719 | return s_yellowishPosOnlyVertexSource; |
| 4720 | } |
| 4721 | |
| 4722 | std::string ViewportCallOrderCase::genFragmentSource (void) const |
| 4723 | { |
| 4724 | return s_basicColorFragmentSource; |
| 4725 | } |
| 4726 | |
| 4727 | std::string ViewportCallOrderCase::genTessellationControlSource (void) const |
| 4728 | { |
| 4729 | return "#version 310 es\n" |
| 4730 | "#extension GL_EXT_tessellation_shader : require\n" |
| 4731 | "layout(vertices=3) out;\n" |
| 4732 | "in highp vec4 v_vertex_color[];\n" |
| 4733 | "out highp vec4 v_tess_eval_color[];\n" |
| 4734 | "void main()\n" |
| 4735 | "{\n" |
| 4736 | " gl_out[gl_InvocationID].gl_Position = gl_in[gl_InvocationID].gl_Position;\n" |
| 4737 | " v_tess_eval_color[gl_InvocationID] = v_vertex_color[gl_InvocationID];\n" |
| 4738 | " gl_TessLevelOuter[0] = 2.8;\n" |
| 4739 | " gl_TessLevelOuter[1] = 2.8;\n" |
| 4740 | " gl_TessLevelOuter[2] = 2.8;\n" |
| 4741 | " gl_TessLevelInner[0] = 2.8;\n" |
| 4742 | "}\n"; |
| 4743 | } |
| 4744 | |
| 4745 | std::string ViewportCallOrderCase::genTessellationEvaluationSource (void) const |
| 4746 | { |
| 4747 | return s_basicColorTessEvalSource; |
| 4748 | } |
| 4749 | |
| 4750 | } // anonymous |
| 4751 | |
| 4752 | PrimitiveBoundingBoxTests::PrimitiveBoundingBoxTests (Context& context) |
| 4753 | : TestCaseGroup(context, "primitive_bounding_box", "Tests for EXT_primitive_bounding_box") |
| 4754 | { |
| 4755 | } |
| 4756 | |
| 4757 | PrimitiveBoundingBoxTests::~PrimitiveBoundingBoxTests (void) |
| 4758 | { |
| 4759 | } |
| 4760 | |
| 4761 | void PrimitiveBoundingBoxTests::init (void) |
| 4762 | { |
| 4763 | static const struct |
| 4764 | { |
| 4765 | const char* name; |
| 4766 | const char* description; |
| 4767 | deUint32 methodFlags; |
| 4768 | } stateSetMethods[] = |
| 4769 | { |
| 4770 | { |
| 4771 | "global_state", |
| 4772 | "Set bounding box using PRIMITIVE_BOUNDING_BOX_EXT state", |
| 4773 | BBoxRenderCase::FLAG_SET_BBOX_STATE, |
| 4774 | }, |
| 4775 | { |
| 4776 | "tessellation_set_per_draw", |
| 4777 | "Set bounding box using gl_BoundingBoxEXT, use same value for all primitives", |
| 4778 | BBoxRenderCase::FLAG_SET_BBOX_OUTPUT, |
| 4779 | }, |
| 4780 | { |
| 4781 | "tessellation_set_per_primitive", |
| 4782 | "Set bounding box using gl_BoundingBoxEXT, use per-primitive bounding box", |
| 4783 | BBoxRenderCase::FLAG_SET_BBOX_OUTPUT | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4784 | }, |
| 4785 | }; |
| 4786 | static const struct |
| 4787 | { |
| 4788 | const char* name; |
| 4789 | const char* description; |
| 4790 | deUint32 stageFlags; |
| 4791 | } pipelineConfigs[] = |
| 4792 | { |
| 4793 | { |
| 4794 | "vertex_fragment", |
| 4795 | "Render with vertex-fragment program", |
| 4796 | 0u |
| 4797 | }, |
| 4798 | { |
| 4799 | "vertex_tessellation_fragment", |
| 4800 | "Render with vertex-tessellation{ctrl,eval}-fragment program", |
| 4801 | BBoxRenderCase::FLAG_TESSELLATION |
| 4802 | }, |
| 4803 | { |
| 4804 | "vertex_geometry_fragment", |
| 4805 | "Render with vertex-tessellation{ctrl,eval}-geometry-fragment program", |
| 4806 | BBoxRenderCase::FLAG_GEOMETRY |
| 4807 | }, |
| 4808 | { |
| 4809 | "vertex_tessellation_geometry_fragment", |
| 4810 | "Render with vertex-geometry-fragment program", |
| 4811 | BBoxRenderCase::FLAG_TESSELLATION | BBoxRenderCase::FLAG_GEOMETRY |
| 4812 | }, |
| 4813 | }; |
| 4814 | static const struct |
| 4815 | { |
| 4816 | const char* name; |
| 4817 | const char* description; |
| 4818 | deUint32 flags; |
| 4819 | deUint32 invalidFlags; |
| 4820 | deUint32 requiredFlags; |
| 4821 | } usageConfigs[] = |
| 4822 | { |
| 4823 | { |
| 4824 | "default_framebuffer_bbox_equal", |
| 4825 | "Render to default framebuffer, set tight bounding box", |
| 4826 | BBoxRenderCase::FLAG_RENDERTARGET_DEFAULT | BBoxRenderCase::FLAG_BBOXSIZE_EQUAL, |
| 4827 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4828 | 0 |
| 4829 | }, |
| 4830 | { |
| 4831 | "default_framebuffer_bbox_larger", |
| 4832 | "Render to default framebuffer, set padded bounding box", |
| 4833 | BBoxRenderCase::FLAG_RENDERTARGET_DEFAULT | BBoxRenderCase::FLAG_BBOXSIZE_LARGER, |
| 4834 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4835 | 0 |
| 4836 | }, |
| 4837 | { |
| 4838 | "default_framebuffer_bbox_smaller", |
| 4839 | "Render to default framebuffer, set too small bounding box", |
| 4840 | BBoxRenderCase::FLAG_RENDERTARGET_DEFAULT | BBoxRenderCase::FLAG_BBOXSIZE_SMALLER, |
| 4841 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4842 | 0 |
| 4843 | }, |
| 4844 | { |
| 4845 | "fbo_bbox_equal", |
| 4846 | "Render to texture, set tight bounding box", |
| 4847 | BBoxRenderCase::FLAG_RENDERTARGET_FBO | BBoxRenderCase::FLAG_BBOXSIZE_EQUAL, |
| 4848 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4849 | 0 |
| 4850 | }, |
| 4851 | { |
| 4852 | "fbo_bbox_larger", |
| 4853 | "Render to texture, set padded bounding box", |
| 4854 | BBoxRenderCase::FLAG_RENDERTARGET_FBO | BBoxRenderCase::FLAG_BBOXSIZE_LARGER, |
| 4855 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4856 | 0 |
| 4857 | }, |
| 4858 | { |
| 4859 | "fbo_bbox_smaller", |
| 4860 | "Render to texture, set too small bounding box", |
| 4861 | BBoxRenderCase::FLAG_RENDERTARGET_FBO | BBoxRenderCase::FLAG_BBOXSIZE_SMALLER, |
| 4862 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX, |
| 4863 | 0 |
| 4864 | }, |
| 4865 | { |
| 4866 | "default_framebuffer", |
| 4867 | "Render to default framebuffer, set tight bounding box", |
| 4868 | BBoxRenderCase::FLAG_RENDERTARGET_DEFAULT | BBoxRenderCase::FLAG_BBOXSIZE_EQUAL, |
| 4869 | 0, |
| 4870 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX |
| 4871 | }, |
| 4872 | { |
| 4873 | "fbo", |
| 4874 | "Render to texture, set tight bounding box", |
| 4875 | BBoxRenderCase::FLAG_RENDERTARGET_FBO | BBoxRenderCase::FLAG_BBOXSIZE_EQUAL, |
| 4876 | 0, |
| 4877 | BBoxRenderCase::FLAG_PER_PRIMITIVE_BBOX |
| 4878 | }, |
| 4879 | }; |
| 4880 | enum PrimitiveRenderType |
| 4881 | { |
| 4882 | TYPE_TRIANGLE, |
| 4883 | TYPE_LINE, |
| 4884 | TYPE_POINT, |
| 4885 | }; |
| 4886 | const struct |
| 4887 | { |
| 4888 | const char* name; |
| 4889 | const char* description; |
| 4890 | PrimitiveRenderType type; |
| 4891 | deUint32 flags; |
| 4892 | } primitiveTypes[] = |
| 4893 | { |
| 4894 | { |
| 4895 | "triangles", |
| 4896 | "Triangle render tests", |
| 4897 | TYPE_TRIANGLE, |
| 4898 | 0 |
| 4899 | }, |
| 4900 | { |
| 4901 | "lines", |
| 4902 | "Line render tests", |
| 4903 | TYPE_LINE, |
| 4904 | 0 |
| 4905 | }, |
| 4906 | { |
| 4907 | "points", |
| 4908 | "Point render tests", |
| 4909 | TYPE_POINT, |
| 4910 | 0 |
| 4911 | }, |
| 4912 | { |
| 4913 | "wide_lines", |
| 4914 | "Wide line render tests", |
| 4915 | TYPE_LINE, |
| 4916 | LineRenderCase::LINEFLAG_WIDE |
| 4917 | }, |
| 4918 | { |
| 4919 | "wide_points", |
| 4920 | "Wide point render tests", |
| 4921 | TYPE_POINT, |
| 4922 | PointRenderCase::POINTFLAG_WIDE |
| 4923 | }, |
| 4924 | }; |
| 4925 | |
| 4926 | // .state_query |
| 4927 | { |
| 4928 | tcu::TestCaseGroup* const stateQueryGroup = new tcu::TestCaseGroup(m_testCtx, "state_query", "State queries"); |
| 4929 | addChild(stateQueryGroup); |
| 4930 | |
| 4931 | stateQueryGroup->addChild(new InitialValueCase (m_context, "initial_value", "Initial value case")); |
| 4932 | stateQueryGroup->addChild(new QueryCase (m_context, "getfloat", "getFloatv", QueryCase::QUERY_FLOAT)); |
| 4933 | stateQueryGroup->addChild(new QueryCase (m_context, "getboolean", "getBooleanv", QueryCase::QUERY_BOOLEAN)); |
| 4934 | stateQueryGroup->addChild(new QueryCase (m_context, "getinteger", "getIntegerv", QueryCase::QUERY_INT)); |
| 4935 | stateQueryGroup->addChild(new QueryCase (m_context, "getinteger64", "getInteger64v", QueryCase::QUERY_INT64)); |
| 4936 | } |
| 4937 | |
| 4938 | // .triangles |
| 4939 | // .(wide_)lines |
| 4940 | // .(wide_)points |
| 4941 | for (int primitiveTypeNdx = 0; primitiveTypeNdx < DE_LENGTH_OF_ARRAY(primitiveTypes); ++primitiveTypeNdx) |
| 4942 | { |
| 4943 | tcu::TestCaseGroup* const primitiveGroup = new tcu::TestCaseGroup(m_testCtx, primitiveTypes[primitiveTypeNdx].name, primitiveTypes[primitiveTypeNdx].description); |
| 4944 | addChild(primitiveGroup); |
| 4945 | |
| 4946 | for (int stateSetMethodNdx = 0; stateSetMethodNdx < DE_LENGTH_OF_ARRAY(stateSetMethods); ++stateSetMethodNdx) |
| 4947 | { |
| 4948 | tcu::TestCaseGroup* const methodGroup = new tcu::TestCaseGroup(m_testCtx, stateSetMethods[stateSetMethodNdx].name, stateSetMethods[stateSetMethodNdx].description); |
| 4949 | primitiveGroup->addChild(methodGroup); |
| 4950 | |
| 4951 | for (int pipelineConfigNdx = 0; pipelineConfigNdx < DE_LENGTH_OF_ARRAY(pipelineConfigs); ++pipelineConfigNdx) |
| 4952 | { |
| 4953 | if ((stateSetMethods[stateSetMethodNdx].methodFlags & BBoxRenderCase::FLAG_SET_BBOX_OUTPUT) != 0 && |
| 4954 | (pipelineConfigs[pipelineConfigNdx].stageFlags & BBoxRenderCase::FLAG_TESSELLATION) == 0) |
| 4955 | { |
| 4956 | // invalid config combination |
| 4957 | } |
| 4958 | else |
| 4959 | { |
| 4960 | tcu::TestCaseGroup* const pipelineGroup = new tcu::TestCaseGroup(m_testCtx, pipelineConfigs[pipelineConfigNdx].name, pipelineConfigs[pipelineConfigNdx].description); |
| 4961 | methodGroup->addChild(pipelineGroup); |
| 4962 | |
| 4963 | for (int usageNdx = 0; usageNdx < DE_LENGTH_OF_ARRAY(usageConfigs); ++usageNdx) |
| 4964 | { |
| 4965 | const deUint32 flags = primitiveTypes[primitiveTypeNdx].flags | |
| 4966 | stateSetMethods[stateSetMethodNdx].methodFlags | |
| 4967 | pipelineConfigs[pipelineConfigNdx].stageFlags | |
| 4968 | usageConfigs[usageNdx].flags; |
| 4969 | |
| 4970 | if (usageConfigs[usageNdx].invalidFlags && (flags & usageConfigs[usageNdx].invalidFlags) != 0) |
| 4971 | continue; |
| 4972 | if (usageConfigs[usageNdx].requiredFlags && (flags & usageConfigs[usageNdx].requiredFlags) == 0) |
| 4973 | continue; |
| 4974 | |
| 4975 | switch (primitiveTypes[primitiveTypeNdx].type) |
| 4976 | { |
| 4977 | case TYPE_TRIANGLE: |
| 4978 | pipelineGroup->addChild(new GridRenderCase(m_context, usageConfigs[usageNdx].name, usageConfigs[usageNdx].description, flags)); |
| 4979 | break; |
| 4980 | case TYPE_LINE: |
| 4981 | pipelineGroup->addChild(new LineRenderCase(m_context, usageConfigs[usageNdx].name, usageConfigs[usageNdx].description, flags)); |
| 4982 | break; |
| 4983 | case TYPE_POINT: |
| 4984 | pipelineGroup->addChild(new PointRenderCase(m_context, usageConfigs[usageNdx].name, usageConfigs[usageNdx].description, flags)); |
| 4985 | break; |
| 4986 | default: |
| 4987 | DE_ASSERT(false); |
| 4988 | } |
| 4989 | } |
| 4990 | } |
| 4991 | } |
| 4992 | } |
| 4993 | } |
| 4994 | |
| 4995 | // .depth |
| 4996 | { |
| 4997 | static const struct |
| 4998 | { |
| 4999 | const char* name; |
| 5000 | const char* description; |
| 5001 | DepthDrawCase::DepthType depthMethod; |
| 5002 | } depthMethods[] = |
| 5003 | { |
| 5004 | { |
| 5005 | "builtin_depth", |
| 5006 | "Fragment depth not modified in fragment shader", |
| 5007 | DepthDrawCase::DEPTH_BUILTIN |
| 5008 | }, |
| 5009 | { |
| 5010 | "user_defined_depth", |
| 5011 | "Fragment depth is defined in the fragment shader", |
| 5012 | DepthDrawCase::DEPTH_USER_DEFINED |
| 5013 | }, |
| 5014 | }; |
| 5015 | static const struct |
| 5016 | { |
| 5017 | const char* name; |
| 5018 | const char* description; |
| 5019 | DepthDrawCase::BBoxState bboxState; |
| 5020 | DepthDrawCase::BBoxSize bboxSize; |
| 5021 | } depthCases[] = |
| 5022 | { |
| 5023 | { |
| 5024 | "global_state_bbox_equal", |
| 5025 | "Test tight bounding box with global bbox state", |
| 5026 | DepthDrawCase::STATE_GLOBAL, |
| 5027 | DepthDrawCase::BBOX_EQUAL, |
| 5028 | }, |
| 5029 | { |
| 5030 | "global_state_bbox_larger", |
| 5031 | "Test padded bounding box with global bbox state", |
| 5032 | DepthDrawCase::STATE_GLOBAL, |
| 5033 | DepthDrawCase::BBOX_LARGER, |
| 5034 | }, |
| 5035 | { |
| 5036 | "per_primitive_bbox_equal", |
| 5037 | "Test tight bounding box with tessellation output bbox", |
| 5038 | DepthDrawCase::STATE_PER_PRIMITIVE, |
| 5039 | DepthDrawCase::BBOX_EQUAL, |
| 5040 | }, |
| 5041 | { |
| 5042 | "per_primitive_bbox_larger", |
| 5043 | "Test padded bounding box with tessellation output bbox", |
| 5044 | DepthDrawCase::STATE_PER_PRIMITIVE, |
| 5045 | DepthDrawCase::BBOX_LARGER, |
| 5046 | }, |
| 5047 | }; |
| 5048 | |
| 5049 | tcu::TestCaseGroup* const depthGroup = new tcu::TestCaseGroup(m_testCtx, "depth", "Test bounding box depth component"); |
| 5050 | addChild(depthGroup); |
| 5051 | |
| 5052 | // .builtin_depth |
| 5053 | // .user_defined_depth |
| 5054 | for (int depthNdx = 0; depthNdx < DE_LENGTH_OF_ARRAY(depthMethods); ++depthNdx) |
| 5055 | { |
| 5056 | tcu::TestCaseGroup* const group = new tcu::TestCaseGroup(m_testCtx, depthMethods[depthNdx].name, depthMethods[depthNdx].description); |
| 5057 | depthGroup->addChild(group); |
| 5058 | |
| 5059 | for (int caseNdx = 0; caseNdx < DE_LENGTH_OF_ARRAY(depthCases); ++caseNdx) |
| 5060 | group->addChild(new DepthDrawCase(m_context, depthCases[caseNdx].name, depthCases[caseNdx].description, depthMethods[depthNdx].depthMethod, depthCases[caseNdx].bboxState, depthCases[caseNdx].bboxSize)); |
| 5061 | } |
| 5062 | } |
| 5063 | |
| 5064 | // .blit_fbo |
| 5065 | { |
| 5066 | tcu::TestCaseGroup* const blitFboGroup = new tcu::TestCaseGroup(m_testCtx, "blit_fbo", "Test bounding box does not affect blitting"); |
| 5067 | addChild(blitFboGroup); |
| 5068 | |
| 5069 | blitFboGroup->addChild(new BlitFboCase(m_context, "blit_default_to_fbo", "Blit from default fb to fbo", BlitFboCase::TARGET_DEFAULT, BlitFboCase::TARGET_FBO)); |
| 5070 | blitFboGroup->addChild(new BlitFboCase(m_context, "blit_fbo_to_default", "Blit from fbo to default fb", BlitFboCase::TARGET_FBO, BlitFboCase::TARGET_DEFAULT)); |
| 5071 | blitFboGroup->addChild(new BlitFboCase(m_context, "blit_fbo_to_fbo", "Blit from fbo to fbo", BlitFboCase::TARGET_FBO, BlitFboCase::TARGET_FBO)); |
| 5072 | } |
| 5073 | |
| 5074 | // .clear |
| 5075 | { |
| 5076 | tcu::TestCaseGroup* const clearGroup = new tcu::TestCaseGroup(m_testCtx, "clear", "Test bounding box does not clears"); |
| 5077 | addChild(clearGroup); |
| 5078 | |
| 5079 | clearGroup->addChild(new ClearCase(m_context, "full_clear", "Do full clears", 0)); |
| 5080 | clearGroup->addChild(new ClearCase(m_context, "full_clear_with_triangles", "Do full clears and render some geometry", ClearCase::DRAW_TRIANGLE_BIT)); |
| 5081 | clearGroup->addChild(new ClearCase(m_context, "full_clear_with_triangles_per_primitive_bbox", "Do full clears and render some geometry", ClearCase::DRAW_TRIANGLE_BIT | ClearCase::PER_PRIMITIVE_BBOX_BIT)); |
| 5082 | clearGroup->addChild(new ClearCase(m_context, "scissored_clear", "Do scissored clears", ClearCase::SCISSOR_CLEAR_BIT)); |
| 5083 | clearGroup->addChild(new ClearCase(m_context, "scissored_clear_with_triangles", "Do scissored clears and render some geometry", ClearCase::SCISSOR_CLEAR_BIT | ClearCase::DRAW_TRIANGLE_BIT)); |
| 5084 | clearGroup->addChild(new ClearCase(m_context, "scissored_clear_with_triangles_per_primitive_bbox", "Do scissored clears and render some geometry", ClearCase::SCISSOR_CLEAR_BIT | ClearCase::DRAW_TRIANGLE_BIT | ClearCase::PER_PRIMITIVE_BBOX_BIT)); |
| 5085 | clearGroup->addChild(new ClearCase(m_context, "scissored_full_clear", "Do full clears with enabled scissor", ClearCase::FULLSCREEN_SCISSOR_BIT | ClearCase::SCISSOR_CLEAR_BIT)); |
| 5086 | clearGroup->addChild(new ClearCase(m_context, "scissored_full_clear_with_triangles", "Do full clears with enabled scissor and render some geometry", ClearCase::FULLSCREEN_SCISSOR_BIT | ClearCase::SCISSOR_CLEAR_BIT | ClearCase::DRAW_TRIANGLE_BIT)); |
| 5087 | clearGroup->addChild(new ClearCase(m_context, "scissored_full_clear_with_triangles_per_primitive_bbox", "Do full clears with enabled scissor and render some geometry", ClearCase::FULLSCREEN_SCISSOR_BIT | ClearCase::SCISSOR_CLEAR_BIT | ClearCase::DRAW_TRIANGLE_BIT | ClearCase::PER_PRIMITIVE_BBOX_BIT)); |
| 5088 | } |
| 5089 | |
| 5090 | // .call_order (Khronos bug #13262) |
| 5091 | { |
| 5092 | tcu::TestCaseGroup* const callOrderGroup = new tcu::TestCaseGroup(m_testCtx, "call_order", "Test viewport and bounding box calls have no effect"); |
| 5093 | addChild(callOrderGroup); |
| 5094 | |
| 5095 | callOrderGroup->addChild(new ViewportCallOrderCase(m_context, "viewport_first_bbox_second", "Set up viewport first and bbox after", ViewportCallOrderCase::VIEWPORT_FIRST)); |
| 5096 | callOrderGroup->addChild(new ViewportCallOrderCase(m_context, "bbox_first_viewport_second", "Set up bbox first and viewport after", ViewportCallOrderCase::BBOX_FIRST)); |
| 5097 | } |
| 5098 | } |
| 5099 | |
| 5100 | } // Functional |
| 5101 | } // gles31 |
| 5102 | } // deqp |