1 /*------------------------------------------------------------------------- 2 * drawElements Quality Program EGL 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 Test KHR_partial_update 22 *//*--------------------------------------------------------------------*/ 23 24 #include "teglPartialUpdateTests.hpp" 25 26 #include "tcuImageCompare.hpp" 27 #include "tcuTestLog.hpp" 28 #include "tcuSurface.hpp" 29 #include "tcuTextureUtil.hpp" 30 31 #include "egluNativeWindow.hpp" 32 #include "egluUtil.hpp" 33 #include "egluConfigFilter.hpp" 34 35 #include "eglwLibrary.hpp" 36 #include "eglwEnums.hpp" 37 38 #include "gluDefs.hpp" 39 #include "gluRenderContext.hpp" 40 #include "gluShaderProgram.hpp" 41 42 #include "glwDefs.hpp" 43 #include "glwEnums.hpp" 44 #include "glwFunctions.hpp" 45 46 #include "deRandom.hpp" 47 #include "deString.h" 48 49 #include <string> 50 #include <vector> 51 #include <sstream> 52 53 using std::string; 54 using std::vector; 55 using glw::GLubyte; 56 using tcu::IVec2; 57 58 using namespace eglw; 59 60 namespace deqp 61 { 62 namespace egl 63 { 64 namespace 65 { 66 67 typedef tcu::Vector<GLubyte, 3> Color; 68 69 class GLES2Renderer; 70 71 class ReferenceRenderer; 72 73 class PartialUpdateTest : public TestCase 74 { 75 public: 76 enum DrawType 77 { 78 DRAWTYPE_GLES2_CLEAR, 79 DRAWTYPE_GLES2_RENDER 80 }; 81 82 PartialUpdateTest (EglTestContext& eglTestCtx, 83 const vector<DrawType>& oddFrameDrawType, 84 const vector<DrawType>& evenFrameDrawType, 85 const char* name, 86 const char* description); 87 ~PartialUpdateTest (void); 88 89 void init (void); 90 void deinit (void); 91 IterateResult iterate (void); 92 93 private: 94 eglu::NativeWindow* m_window; 95 EGLConfig m_eglConfig; 96 EGLContext m_eglContext; 97 98 protected: 99 void initEGLSurface (EGLConfig config); 100 void initEGLContext (EGLConfig config); 101 102 const int m_seed; 103 const vector<DrawType> m_oddFrameDrawType; 104 const vector<DrawType> m_evenFrameDrawType; 105 106 bool m_supportBufferAge; 107 EGLDisplay m_eglDisplay; 108 EGLSurface m_eglSurface; 109 glw::Functions m_gl; 110 111 GLES2Renderer* m_gles2Renderer; 112 ReferenceRenderer* m_refRenderer; 113 }; 114 115 struct ColoredRect 116 { 117 public: 118 ColoredRect (const IVec2& bottomLeft_, const IVec2& topRight_, const Color& color_); 119 IVec2 bottomLeft; 120 IVec2 topRight; 121 Color color; 122 }; 123 124 ColoredRect::ColoredRect (const IVec2& bottomLeft_, const IVec2& topRight_, const Color& color_) 125 : bottomLeft (bottomLeft_) 126 , topRight (topRight_) 127 , color (color_) 128 { 129 } 130 131 struct DrawCommand 132 { 133 DrawCommand (const PartialUpdateTest::DrawType drawType_, const ColoredRect& rect_); 134 PartialUpdateTest::DrawType drawType; 135 ColoredRect rect; 136 }; 137 138 DrawCommand::DrawCommand (const PartialUpdateTest::DrawType drawType_, const ColoredRect& rect_) 139 : drawType (drawType_) 140 , rect (rect_) 141 { 142 } 143 144 struct Frame 145 { 146 Frame (int width_, int height_); 147 int width; 148 int height; 149 vector<DrawCommand> draws; 150 }; 151 152 Frame::Frame (int width_, int height_) 153 : width (width_) 154 , height(height_) 155 { 156 } 157 158 // (x1,y1) lie in the lower-left quadrant while (x2,y2) lie in the upper-right. 159 // the coords are multiplied by 4 to amplify the minimial difference between coords to 4 (if not zero) 160 // to avoid the situation where two edges are too close to each other which makes the rounding error 161 // intoleratable by compareToReference() 162 void generateRandomFrame (Frame& dst, const vector<PartialUpdateTest::DrawType>& drawTypes, de::Random& rnd) 163 { 164 for (size_t ndx = 0; ndx < drawTypes.size(); ndx++) 165 { 166 const int x1 = rnd.getInt(0, (dst.width-1)/8) * 4; 167 const int y1 = rnd.getInt(0, (dst.height-1)/8) * 4; 168 const int x2 = rnd.getInt((dst.width-1)/8, (dst.width-1)/4) * 4; 169 const int y2 = rnd.getInt((dst.height-1)/8, (dst.height-1)/4) * 4; 170 const GLubyte r = rnd.getUint8(); 171 const GLubyte g = rnd.getUint8(); 172 const GLubyte b = rnd.getUint8(); 173 const ColoredRect coloredRect (IVec2(x1, y1), IVec2(x2, y2), Color(r, g, b)); 174 const DrawCommand drawCommand (drawTypes[ndx], coloredRect); 175 176 dst.draws.push_back(drawCommand); 177 } 178 } 179 180 typedef vector<Frame> FrameSequence; 181 182 //helper function declaration 183 EGLConfig getEGLConfig (const Library& egl, EGLDisplay eglDisplay); 184 void clearColorScreen (const glw::Functions& gl, const tcu::Vec4& clearColor); 185 void clearColorReference (tcu::Surface* ref, const tcu::Vec4& clearColor); 186 void readPixels (const glw::Functions& gl, tcu::Surface* screen); 187 float windowToDeviceCoordinates (int x, int length); 188 bool compareToReference (tcu::TestLog& log, const tcu::Surface& reference, const tcu::Surface& buffer, int frameNdx, int bufferNum); 189 vector<int> getFramesOnBuffer (const vector<int>& bufferAges, int frameNdx); 190 191 class GLES2Renderer 192 { 193 public: 194 GLES2Renderer (const glw::Functions& gl); 195 ~GLES2Renderer (void); 196 void render (int width, int height, const Frame& frame) const; 197 198 private: 199 GLES2Renderer (const GLES2Renderer&); 200 GLES2Renderer& operator= (const GLES2Renderer&); 201 202 const glw::Functions& m_gl; 203 glu::ShaderProgram m_glProgram; 204 glw::GLuint m_coordLoc; 205 glw::GLuint m_colorLoc; 206 }; 207 208 // generate sources for vertex and fragment buffer 209 glu::ProgramSources getSources (void) 210 { 211 const char* const vertexShaderSource = 212 "attribute mediump vec2 a_pos;\n" 213 "attribute mediump vec4 a_color;\n" 214 "varying mediump vec4 v_color;\n" 215 "void main(void)\n" 216 "{\n" 217 "\tv_color = a_color;\n" 218 "\tgl_Position = vec4(a_pos, 0.0, 1.0);\n" 219 "}"; 220 221 const char* const fragmentShaderSource = 222 "varying mediump vec4 v_color;\n" 223 "void main(void)\n" 224 "{\n" 225 "\tgl_FragColor = v_color;\n" 226 "}"; 227 228 return glu::makeVtxFragSources(vertexShaderSource, fragmentShaderSource); 229 } 230 231 GLES2Renderer::GLES2Renderer (const glw::Functions& gl) 232 : m_gl (gl) 233 , m_glProgram (gl, getSources()) 234 , m_coordLoc ((glw::GLuint)-1) 235 , m_colorLoc ((glw::GLuint)-1) 236 { 237 m_colorLoc = m_gl.getAttribLocation(m_glProgram.getProgram(), "a_color"); 238 m_coordLoc = m_gl.getAttribLocation(m_glProgram.getProgram(), "a_pos"); 239 GLU_EXPECT_NO_ERROR(m_gl.getError(), "Failed to get attribute locations"); 240 } 241 242 GLES2Renderer::~GLES2Renderer (void) 243 { 244 } 245 246 void GLES2Renderer::render (int width, int height, const Frame& frame) const 247 { 248 for (size_t drawNdx = 0; drawNdx < frame.draws.size(); drawNdx++) 249 { 250 const ColoredRect& coloredRect = frame.draws[drawNdx].rect; 251 252 if (frame.draws[drawNdx].drawType == PartialUpdateTest::DRAWTYPE_GLES2_RENDER) 253 { 254 const float x1 = windowToDeviceCoordinates(coloredRect.bottomLeft.x(), width); 255 const float y1 = windowToDeviceCoordinates(coloredRect.bottomLeft.y(), height); 256 const float x2 = windowToDeviceCoordinates(coloredRect.topRight.x(), width); 257 const float y2 = windowToDeviceCoordinates(coloredRect.topRight.y(), height); 258 259 const glw::GLfloat coords[] = 260 { 261 x1, y1, 262 x1, y2, 263 x2, y2, 264 265 x2, y2, 266 x2, y1, 267 x1, y1, 268 }; 269 270 const glw::GLubyte colors[] = 271 { 272 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 273 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 274 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 275 276 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 277 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 278 coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255, 279 }; 280 281 m_gl.useProgram(m_glProgram.getProgram()); 282 GLU_EXPECT_NO_ERROR(m_gl.getError(), "glUseProgram() failed"); 283 284 m_gl.enableVertexAttribArray(m_coordLoc); 285 m_gl.enableVertexAttribArray(m_colorLoc); 286 GLU_EXPECT_NO_ERROR(m_gl.getError(), "Failed to enable attributes"); 287 288 m_gl.vertexAttribPointer(m_coordLoc, 2, GL_FLOAT, GL_FALSE, 0, coords); 289 m_gl.vertexAttribPointer(m_colorLoc, 4, GL_UNSIGNED_BYTE, GL_TRUE, 0, colors); 290 GLU_EXPECT_NO_ERROR(m_gl.getError(), "Failed to set attribute pointers"); 291 292 m_gl.drawArrays(GL_TRIANGLES, 0, DE_LENGTH_OF_ARRAY(coords)/2); 293 GLU_EXPECT_NO_ERROR(m_gl.getError(), "glDrawArrays(), failed"); 294 295 m_gl.disableVertexAttribArray(m_coordLoc); 296 m_gl.disableVertexAttribArray(m_colorLoc); 297 GLU_EXPECT_NO_ERROR(m_gl.getError(), "Failed to disable attributes"); 298 299 m_gl.useProgram(0); 300 GLU_EXPECT_NO_ERROR(m_gl.getError(), "glUseProgram() failed"); 301 } 302 else if (frame.draws[drawNdx].drawType == PartialUpdateTest::DRAWTYPE_GLES2_CLEAR) 303 { 304 m_gl.enable(GL_SCISSOR_TEST); 305 m_gl.scissor(coloredRect.bottomLeft.x(), coloredRect.bottomLeft.y(), 306 coloredRect.topRight.x()-coloredRect.bottomLeft.x(), coloredRect.topRight.y()-coloredRect.bottomLeft.y()); 307 m_gl.clearColor(coloredRect.color.x()/255.0f, coloredRect.color.y()/255.0f, coloredRect.color.z()/255.0f, 1.0f); 308 m_gl.clear(GL_COLOR_BUFFER_BIT); 309 m_gl.disable(GL_SCISSOR_TEST); 310 } 311 else 312 DE_FATAL("Invalid drawtype"); 313 } 314 } 315 316 class ReferenceRenderer 317 { 318 public: 319 ReferenceRenderer (void); 320 void render (tcu::Surface* target, const Frame& frame) const; 321 private: 322 ReferenceRenderer (const ReferenceRenderer&); 323 ReferenceRenderer& operator= (const ReferenceRenderer&); 324 }; 325 326 ReferenceRenderer::ReferenceRenderer(void) 327 { 328 } 329 330 void ReferenceRenderer::render (tcu::Surface* target, const Frame& frame) const 331 { 332 for (size_t drawNdx = 0; drawNdx < frame.draws.size(); drawNdx++) 333 { 334 const ColoredRect& coloredRect = frame.draws[drawNdx].rect; 335 if (frame.draws[drawNdx].drawType == PartialUpdateTest::DRAWTYPE_GLES2_RENDER || frame.draws[drawNdx].drawType == PartialUpdateTest::DRAWTYPE_GLES2_CLEAR) 336 { 337 // tcu does not support degenerate subregions. Since they correspond to no-op rendering, just skip them. 338 if (coloredRect.bottomLeft.x() == coloredRect.topRight.x() || coloredRect.bottomLeft.y() == coloredRect.topRight.y()) 339 continue; 340 341 const tcu::UVec4 color(coloredRect.color.x(), coloredRect.color.y(), coloredRect.color.z(), 255); 342 tcu::clear(tcu::getSubregion(target->getAccess(), coloredRect.bottomLeft.x(), coloredRect.bottomLeft.y(), 343 coloredRect.topRight.x()-coloredRect.bottomLeft.x(), coloredRect.topRight.y()-coloredRect.bottomLeft.y()), color); 344 } 345 else 346 DE_FATAL("Invalid drawtype"); 347 } 348 } 349 350 PartialUpdateTest::PartialUpdateTest (EglTestContext& eglTestCtx, 351 const vector<DrawType>& oddFrameDrawType, 352 const vector<DrawType>& evenFrameDrawType, 353 const char* name, const char* description) 354 : TestCase (eglTestCtx, name, description) 355 , m_window (DE_NULL) 356 , m_eglContext (EGL_NO_CONTEXT) 357 , m_seed (deStringHash(name)) 358 , m_oddFrameDrawType (oddFrameDrawType) 359 , m_evenFrameDrawType (evenFrameDrawType) 360 , m_supportBufferAge (false) 361 , m_eglDisplay (EGL_NO_DISPLAY) 362 , m_eglSurface (EGL_NO_SURFACE) 363 , m_gles2Renderer (DE_NULL) 364 , m_refRenderer (DE_NULL) 365 { 366 } 367 368 PartialUpdateTest::~PartialUpdateTest (void) 369 { 370 deinit(); 371 } 372 373 void PartialUpdateTest::init (void) 374 { 375 const Library& egl = m_eglTestCtx.getLibrary(); 376 377 m_eglDisplay = eglu::getAndInitDisplay(m_eglTestCtx.getNativeDisplay()); 378 m_eglConfig = getEGLConfig(m_eglTestCtx.getLibrary(), m_eglDisplay); 379 380 //create surface and context and make them current 381 initEGLSurface(m_eglConfig); 382 initEGLContext(m_eglConfig); 383 384 m_eglTestCtx.initGLFunctions(&m_gl, glu::ApiType::es(2,0)); 385 386 m_supportBufferAge = eglu::hasExtension(egl, m_eglDisplay, "EGL_EXT_buffer_age"); 387 388 if (!eglu::hasExtension(egl, m_eglDisplay, "EGL_KHR_partial_update")) 389 TCU_THROW(NotSupportedError, "EGL_KHR_partial_update is not supported"); 390 391 m_gles2Renderer = new GLES2Renderer(m_gl); 392 m_refRenderer = new ReferenceRenderer(); 393 } 394 395 void PartialUpdateTest::deinit (void) 396 { 397 const Library& egl = m_eglTestCtx.getLibrary(); 398 399 delete m_refRenderer; 400 m_refRenderer = DE_NULL; 401 402 delete m_gles2Renderer; 403 m_gles2Renderer = DE_NULL; 404 405 if (m_eglContext != EGL_NO_CONTEXT) 406 { 407 egl.makeCurrent(m_eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT); 408 egl.destroyContext(m_eglDisplay, m_eglContext); 409 m_eglContext = EGL_NO_CONTEXT; 410 } 411 412 if (m_eglSurface != EGL_NO_SURFACE) 413 { 414 egl.destroySurface(m_eglDisplay, m_eglSurface); 415 m_eglSurface = EGL_NO_SURFACE; 416 } 417 418 if (m_eglDisplay != EGL_NO_DISPLAY) 419 { 420 egl.terminate(m_eglDisplay); 421 m_eglDisplay = EGL_NO_DISPLAY; 422 } 423 424 delete m_window; 425 m_window = DE_NULL; 426 } 427 428 void PartialUpdateTest::initEGLSurface (EGLConfig config) 429 { 430 const eglu::NativeWindowFactory& factory = eglu::selectNativeWindowFactory(m_eglTestCtx.getNativeDisplayFactory(), m_testCtx.getCommandLine()); 431 m_window = factory.createWindow(&m_eglTestCtx.getNativeDisplay(), m_eglDisplay, config, DE_NULL, 432 eglu::WindowParams(480, 480, eglu::parseWindowVisibility(m_testCtx.getCommandLine()))); 433 m_eglSurface = eglu::createWindowSurface(m_eglTestCtx.getNativeDisplay(), *m_window, m_eglDisplay, config, DE_NULL); 434 } 435 436 void PartialUpdateTest::initEGLContext (EGLConfig config) 437 { 438 const Library& egl = m_eglTestCtx.getLibrary(); 439 const EGLint attribList[] = 440 { 441 EGL_CONTEXT_CLIENT_VERSION, 2, 442 EGL_NONE 443 }; 444 445 egl.bindAPI(EGL_OPENGL_ES_API); 446 m_eglContext = egl.createContext(m_eglDisplay, config, EGL_NO_CONTEXT, attribList); 447 EGLU_CHECK_MSG(egl, "eglCreateContext"); 448 TCU_CHECK(m_eglSurface != EGL_NO_SURFACE); 449 egl.makeCurrent(m_eglDisplay, m_eglSurface, m_eglSurface, m_eglContext); 450 EGLU_CHECK_MSG(egl, "eglMakeCurrent"); 451 } 452 453 // return indices of frames that have been written to the given buffer 454 vector<int> getFramesOnBuffer (const vector<int>& bufferAges, int frameNdx) 455 { 456 DE_ASSERT(frameNdx < (int)bufferAges.size()); 457 vector<int> frameOnBuffer; 458 int age = bufferAges[frameNdx]; 459 while (age != 0) 460 { 461 frameNdx = frameNdx - age; 462 DE_ASSERT(frameNdx >= 0); 463 frameOnBuffer.push_back(frameNdx); 464 age = bufferAges[frameNdx]; 465 } 466 467 reverse(frameOnBuffer.begin(), frameOnBuffer.end()); 468 return frameOnBuffer; 469 } 470 471 vector<EGLint> getDamageRegion (const Frame& frame, int marginLeft, int marginBottom, int marginRight, int marginTop) 472 { 473 vector<EGLint> damageRegion; 474 for (size_t drawNdx = 0; drawNdx < frame.draws.size(); drawNdx++) 475 { 476 const ColoredRect& rect = frame.draws[drawNdx].rect; 477 damageRegion.push_back(rect.bottomLeft.x() - marginLeft); 478 damageRegion.push_back(rect.bottomLeft.y() - marginBottom); 479 damageRegion.push_back(rect.topRight.x() - rect.bottomLeft.x() + marginLeft + marginRight); 480 damageRegion.push_back(rect.topRight.y() - rect.bottomLeft.y() + marginBottom + marginTop); 481 } 482 483 DE_ASSERT(damageRegion.size() % 4 == 0); 484 return damageRegion; 485 } 486 487 TestCase::IterateResult PartialUpdateTest::iterate (void) 488 { 489 de::Random rnd (m_seed); 490 const Library& egl = m_eglTestCtx.getLibrary(); 491 tcu::TestLog& log = m_testCtx.getLog(); 492 const int width = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_WIDTH); 493 const int height = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_HEIGHT); 494 const float clearRed = rnd.getFloat(); 495 const float clearGreen = rnd.getFloat(); 496 const float clearBlue = rnd.getFloat(); 497 const tcu::Vec4 clearColor (clearRed, clearGreen, clearBlue, 1.0f); 498 const int numFrames = 20; 499 FrameSequence frameSequence; 500 vector<int> bufferAges; 501 bool hasPositiveAge = false; 502 503 EGLU_CHECK_CALL(egl, surfaceAttrib(m_eglDisplay, m_eglSurface, EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED)); 504 505 for (int frameNdx = 0; frameNdx < numFrames; frameNdx++) 506 { 507 tcu::Surface currentBuffer (width, height); 508 tcu::Surface refBuffer (width, height); 509 Frame newFrame (width, height); 510 EGLint currentBufferAge = -1; 511 512 if (frameNdx % 2 == 0) 513 generateRandomFrame(newFrame, m_evenFrameDrawType, rnd); 514 else 515 generateRandomFrame(newFrame, m_oddFrameDrawType, rnd); 516 517 frameSequence.push_back(newFrame); 518 519 EGLU_CHECK_CALL(egl, querySurface(m_eglDisplay, m_eglSurface, EGL_BUFFER_AGE_KHR, ¤tBufferAge)); 520 521 if (currentBufferAge > frameNdx || currentBufferAge < 0) // invalid buffer age 522 { 523 std::ostringstream stream; 524 stream << "Fail, the age is invalid. Age: " << currentBufferAge << ", frameNdx: " << frameNdx; 525 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, stream.str().c_str()); 526 return STOP; 527 } 528 529 bufferAges.push_back(currentBufferAge); 530 DE_ASSERT((int)bufferAges.size() == frameNdx+1); 531 532 if (currentBufferAge > 0) 533 { 534 vector<EGLint> damageRegion; 535 536 hasPositiveAge = true; 537 538 if (m_supportBufferAge) 539 { 540 damageRegion = getDamageRegion(newFrame, 10, 10, 10, 10); 541 } 542 else 543 { 544 damageRegion = getDamageRegion(newFrame, 0, 0, 0, 0); 545 // Set empty damage region to avoid invalidating the framebuffer. The damage area is invalidated 546 // if the buffer age extension is not supported. 547 if (damageRegion.size() == 0) 548 damageRegion = vector<EGLint>(4, 0); 549 } 550 551 EGLU_CHECK_CALL(egl, setDamageRegionKHR(m_eglDisplay, m_eglSurface, &damageRegion[0], (EGLint)damageRegion.size()/4)); 552 } 553 else 554 { 555 EGLU_CHECK_CALL(egl, setDamageRegionKHR(m_eglDisplay, m_eglSurface, NULL, 0)); 556 clearColorScreen(m_gl, clearColor); 557 } 558 559 // during first half, just keep rendering without reading pixel back to mimic ordinary use case 560 if (frameNdx < numFrames/2) 561 m_gles2Renderer->render(width, height, newFrame); 562 else // do verification in the second half 563 { 564 const vector<int> framesOnBuffer = getFramesOnBuffer(bufferAges, frameNdx); 565 566 clearColorReference(&refBuffer, clearColor); 567 568 for (vector<int>::const_iterator it = framesOnBuffer.begin(); it != framesOnBuffer.end(); it++) 569 m_refRenderer->render(&refBuffer, frameSequence[*it]); 570 571 m_gles2Renderer->render(width, height, newFrame); 572 m_refRenderer->render(&refBuffer, newFrame); 573 574 readPixels(m_gl, ¤tBuffer); 575 576 if (!compareToReference(log, refBuffer, currentBuffer, frameNdx, frameNdx)) 577 { 578 string errorMessage("Fail, render result is wrong. Buffer age is "); 579 errorMessage += (m_supportBufferAge ? "supported" : "not supported"); 580 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, errorMessage.c_str()); 581 return STOP; 582 } 583 } 584 EGLU_CHECK_CALL(egl, swapBuffers(m_eglDisplay, m_eglSurface)); 585 } 586 587 if (!hasPositiveAge) // fraud behavior, pretend to support partial_update 588 { 589 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail, claim to support partial_update but buffer age is always 0"); 590 return STOP; 591 } 592 593 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 594 return STOP; 595 } 596 597 string generateDrawTypeName (const vector<PartialUpdateTest::DrawType>& drawTypes) 598 { 599 std::ostringstream stream; 600 if (drawTypes.size() == 0) 601 return string("_none"); 602 603 for (size_t ndx = 0; ndx < drawTypes.size(); ndx++) 604 { 605 if (drawTypes[ndx] == PartialUpdateTest::DRAWTYPE_GLES2_RENDER) 606 stream << "_render"; 607 else if (drawTypes[ndx] == PartialUpdateTest::DRAWTYPE_GLES2_CLEAR) 608 stream << "_clear"; 609 else 610 DE_ASSERT(false); 611 } 612 return stream.str(); 613 } 614 615 string generateTestName (const vector<PartialUpdateTest::DrawType>& oddFrameDrawType, const vector<PartialUpdateTest::DrawType>& evenFrameDrawType) 616 { 617 return "odd" + generateDrawTypeName(oddFrameDrawType) + "_even" + generateDrawTypeName(evenFrameDrawType); 618 } 619 620 bool isWindow (const eglu::CandidateConfig& c) 621 { 622 return (c.surfaceType() & EGL_WINDOW_BIT) == EGL_WINDOW_BIT; 623 } 624 625 bool isES2Renderable (const eglu::CandidateConfig& c) 626 { 627 return (c.get(EGL_RENDERABLE_TYPE) & EGL_OPENGL_ES2_BIT) == EGL_OPENGL_ES2_BIT; 628 } 629 630 EGLConfig getEGLConfig (const Library& egl, EGLDisplay eglDisplay) 631 { 632 eglu::FilterList filters; 633 filters << isWindow << isES2Renderable; 634 return eglu::chooseSingleConfig(egl, eglDisplay, filters); 635 } 636 637 void clearColorScreen (const glw::Functions& gl, const tcu::Vec4& clearColor) 638 { 639 gl.clearColor(clearColor.x(), clearColor.y(), clearColor.z(), clearColor.w()); 640 gl.clear(GL_COLOR_BUFFER_BIT); 641 } 642 643 void clearColorReference (tcu::Surface* ref, const tcu::Vec4& clearColor) 644 { 645 tcu::clear(ref->getAccess(), clearColor); 646 } 647 648 void readPixels (const glw::Functions& gl, tcu::Surface* screen) 649 { 650 gl.readPixels(0, 0, screen->getWidth(), screen->getHeight(), GL_RGBA, GL_UNSIGNED_BYTE, screen->getAccess().getDataPtr()); 651 } 652 653 float windowToDeviceCoordinates (int x, int length) 654 { 655 return (2.0f * float(x) / float(length)) - 1.0f; 656 } 657 658 bool compareToReference (tcu::TestLog& log, const tcu::Surface& reference, const tcu::Surface& buffer, int frameNdx, int bufferNum) 659 { 660 std::ostringstream stream; 661 stream << "FrameNdx = " << frameNdx << ", compare current buffer (numbered: " << bufferNum << ") to reference"; 662 return tcu::intThresholdPositionDeviationCompare(log, "partial update test", stream.str().c_str(), reference.getAccess(), buffer.getAccess(), 663 tcu::UVec4(8, 8, 8, 0), tcu::IVec3(2,2,0), true, tcu::COMPARE_LOG_RESULT); 664 } 665 666 class RenderOutsideDamageRegion : public PartialUpdateTest 667 { 668 public: 669 RenderOutsideDamageRegion (EglTestContext& eglTestCtx); 670 TestCase::IterateResult iterate (void); 671 }; 672 673 RenderOutsideDamageRegion::RenderOutsideDamageRegion (EglTestContext& eglTestCtx) 674 : PartialUpdateTest (eglTestCtx, vector<DrawType>(1, DRAWTYPE_GLES2_RENDER), vector<DrawType>(1, DRAWTYPE_GLES2_RENDER), "render_outside_damage_region", "") 675 { 676 } 677 678 TestCase::IterateResult RenderOutsideDamageRegion::iterate (void) 679 { 680 de::Random rnd (m_seed); 681 const Library& egl = m_eglTestCtx.getLibrary(); 682 tcu::TestLog& log = m_testCtx.getLog(); 683 const int width = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_WIDTH); 684 const int height = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_HEIGHT); 685 const float clearRed = rnd.getFloat(); 686 const float clearGreen = rnd.getFloat(); 687 const float clearBlue = rnd.getFloat(); 688 const tcu::Vec4 clearColor (clearRed, clearGreen, clearBlue, 1.0f); 689 tcu::Surface currentBuffer (width, height); 690 tcu::Surface refBuffer (width, height); 691 Frame frame (width, height); 692 693 EGLU_CHECK_CALL(egl, surfaceAttrib(m_eglDisplay, m_eglSurface, EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED)); 694 695 generateRandomFrame(frame, m_evenFrameDrawType, rnd); 696 697 { 698 // render outside the region 699 EGLint bufferAge = -1; 700 vector<EGLint> damageRegion = getDamageRegion(frame, 0, 0, 0, 0); 701 702 EGLU_CHECK_CALL(egl, querySurface(m_eglDisplay, m_eglSurface, EGL_BUFFER_AGE_KHR, &bufferAge)); 703 EGLU_CHECK_CALL(egl, setDamageRegionKHR(m_eglDisplay, m_eglSurface, &damageRegion[0], (EGLint)damageRegion.size()/4)); 704 clearColorScreen(m_gl, clearColor); 705 m_gles2Renderer->render(width, height, frame); 706 707 // next line will make the bug on Nexus 6 disappear 708 // readPixels(m_gl, ¤tBuffer); 709 } 710 711 EGLU_CHECK_CALL(egl, swapBuffers(m_eglDisplay, m_eglSurface)); 712 713 // render a new frame 714 clearColorScreen(m_gl, clearColor); 715 m_gles2Renderer->render(width, height, frame); 716 clearColorReference(&refBuffer, clearColor); 717 m_refRenderer->render(&refBuffer, frame); 718 readPixels(m_gl, ¤tBuffer); 719 720 if (!compareToReference(log, refBuffer, currentBuffer, 0, 0)) 721 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail, fail to recover after rendering outside damageRegion"); 722 else 723 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 724 725 return STOP; 726 } 727 728 class RenderBeforeSetDamageRegion : public PartialUpdateTest 729 { 730 public: 731 RenderBeforeSetDamageRegion (EglTestContext& eglTestCtx); 732 TestCase::IterateResult iterate (void); 733 }; 734 735 RenderBeforeSetDamageRegion::RenderBeforeSetDamageRegion (EglTestContext& eglTestCtx) 736 : PartialUpdateTest (eglTestCtx, vector<DrawType>(1, DRAWTYPE_GLES2_RENDER), vector<DrawType>(1, DRAWTYPE_GLES2_RENDER), "render_before_set_damage_region", "") 737 { 738 } 739 740 TestCase::IterateResult RenderBeforeSetDamageRegion::iterate (void) 741 { 742 de::Random rnd (m_seed); 743 const Library& egl = m_eglTestCtx.getLibrary(); 744 tcu::TestLog& log = m_testCtx.getLog(); 745 const int width = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_WIDTH); 746 const int height = eglu::querySurfaceInt(egl, m_eglDisplay, m_eglSurface, EGL_HEIGHT); 747 const float clearRed = rnd.getFloat(); 748 const float clearGreen = rnd.getFloat(); 749 const float clearBlue = rnd.getFloat(); 750 const tcu::Vec4 clearColor (clearRed, clearGreen, clearBlue, 1.0f); 751 tcu::Surface currentBuffer (width, height); 752 tcu::Surface refBuffer (width, height); 753 Frame frame (width, height); 754 755 EGLU_CHECK_CALL(egl, surfaceAttrib(m_eglDisplay, m_eglSurface, EGL_SWAP_BEHAVIOR, EGL_BUFFER_DESTROYED)); 756 757 generateRandomFrame(frame, m_evenFrameDrawType, rnd); 758 759 { 760 // render before setDamageRegion 761 EGLint bufferAge = -1; 762 vector<EGLint> damageRegion = getDamageRegion(frame, 0, 0, 0, 0); 763 764 m_gles2Renderer->render(width, height, frame); 765 EGLU_CHECK_CALL(egl, querySurface(m_eglDisplay, m_eglSurface, EGL_BUFFER_AGE_KHR, &bufferAge)); 766 EGLU_CHECK_CALL(egl, setDamageRegionKHR(m_eglDisplay, m_eglSurface, &damageRegion[0], (EGLint)damageRegion.size()/4)); 767 768 // next line will make the bug on Nexus 6 disappear 769 // readPixels(m_gl, ¤tBuffer); 770 } 771 772 EGLU_CHECK_CALL(egl, swapBuffers(m_eglDisplay, m_eglSurface)); 773 774 // render a new frame 775 clearColorScreen(m_gl, clearColor); 776 m_gles2Renderer->render(width, height, frame); 777 clearColorReference(&refBuffer, clearColor); 778 m_refRenderer->render(&refBuffer, frame); 779 readPixels(m_gl, ¤tBuffer); 780 781 if (!compareToReference(log, refBuffer, currentBuffer, 0, 0)) 782 m_testCtx.setTestResult(QP_TEST_RESULT_FAIL, "Fail"); 783 else 784 m_testCtx.setTestResult(QP_TEST_RESULT_PASS, "Pass"); 785 786 return STOP; 787 } 788 789 } // anonymous 790 791 PartialUpdateTests::PartialUpdateTests (EglTestContext& eglTestCtx) 792 : TestCaseGroup(eglTestCtx, "partial_update", "Partial update tests") 793 { 794 } 795 796 void PartialUpdateTests::init (void) 797 { 798 const PartialUpdateTest::DrawType clearRender[2] = 799 { 800 PartialUpdateTest::DRAWTYPE_GLES2_CLEAR, 801 PartialUpdateTest::DRAWTYPE_GLES2_RENDER 802 }; 803 804 const PartialUpdateTest::DrawType renderClear[2] = 805 { 806 PartialUpdateTest::DRAWTYPE_GLES2_RENDER, 807 PartialUpdateTest::DRAWTYPE_GLES2_CLEAR 808 }; 809 810 vector< vector<PartialUpdateTest::DrawType> > frameDrawTypes; 811 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> ()); 812 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (1, PartialUpdateTest::DRAWTYPE_GLES2_CLEAR)); 813 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (1, PartialUpdateTest::DRAWTYPE_GLES2_RENDER)); 814 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (2, PartialUpdateTest::DRAWTYPE_GLES2_CLEAR)); 815 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (2, PartialUpdateTest::DRAWTYPE_GLES2_RENDER)); 816 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (DE_ARRAY_BEGIN(clearRender), DE_ARRAY_END(clearRender))); 817 frameDrawTypes.push_back(vector<PartialUpdateTest::DrawType> (DE_ARRAY_BEGIN(renderClear), DE_ARRAY_END(renderClear))); 818 819 for (size_t evenNdx = 0; evenNdx < frameDrawTypes.size(); evenNdx++) 820 { 821 const vector<PartialUpdateTest::DrawType>& evenFrameDrawType = frameDrawTypes[evenNdx]; 822 823 for (size_t oddNdx = evenNdx; oddNdx < frameDrawTypes.size(); oddNdx++) 824 { 825 const vector<PartialUpdateTest::DrawType>& oddFrameDrawType = frameDrawTypes[oddNdx]; 826 const std::string name = generateTestName(oddFrameDrawType, evenFrameDrawType); 827 if (oddFrameDrawType.size() == 0 && evenFrameDrawType.size() == 0) 828 continue; 829 830 addChild(new PartialUpdateTest(m_eglTestCtx, oddFrameDrawType, evenFrameDrawType, name.c_str(), "")); 831 } 832 } 833 addChild(new RenderOutsideDamageRegion(m_eglTestCtx)); 834 addChild(new RenderBeforeSetDamageRegion(m_eglTestCtx)); 835 } 836 837 } // egl 838 } // deqp 839