teglResizeTests.cpp revision ab44fc6da25bb126919615ad2ded101695251161
1/*------------------------------------------------------------------------- 2 * drawElements Quality Program EGL Module 3 * --------------------------------------- 4 * 5 * Copyright 2014 The Android Open Source Project 6 * 7 * Licensed under the Apache License, Version 2.0 (the "License"); 8 * you may not use this file except in compliance with the License. 9 * You may obtain a copy of the License at 10 * 11 * http://www.apache.org/licenses/LICENSE-2.0 12 * 13 * Unless required by applicable law or agreed to in writing, software 14 * distributed under the License is distributed on an "AS IS" BASIS, 15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 16 * See the License for the specific language governing permissions and 17 * limitations under the License. 18 * 19 *//*! 20 * \file 21 * \brief Tests for resizing the native window of a surface. 22 *//*--------------------------------------------------------------------*/ 23 24#include "teglResizeTests.hpp" 25 26#include "teglSimpleConfigCase.hpp" 27 28#include "tcuImageCompare.hpp" 29#include "tcuSurface.hpp" 30#include "tcuPlatform.hpp" 31#include "tcuTestLog.hpp" 32#include "tcuInterval.hpp" 33#include "tcuTextureUtil.hpp" 34#include "tcuResultCollector.hpp" 35 36#include "egluNativeDisplay.hpp" 37#include "egluNativeWindow.hpp" 38#include "egluNativePixmap.hpp" 39#include "egluUnique.hpp" 40#include "egluUtil.hpp" 41 42#include "eglwLibrary.hpp" 43#include "eglwEnums.hpp" 44 45#include "gluDefs.hpp" 46#include "glwFunctions.hpp" 47#include "glwEnums.hpp" 48 49#include "tcuTestLog.hpp" 50#include "tcuVector.hpp" 51 52#include "deThread.h" 53#include "deUniquePtr.hpp" 54 55#include <sstream> 56 57namespace deqp 58{ 59namespace egl 60{ 61 62using std::vector; 63using std::string; 64using std::ostringstream; 65using de::MovePtr; 66using tcu::CommandLine; 67using tcu::ConstPixelBufferAccess; 68using tcu::Interval; 69using tcu::IVec2; 70using tcu::Vec3; 71using tcu::Vec4; 72using tcu::UVec4; 73using tcu::ResultCollector; 74using tcu::Surface; 75using tcu::TestLog; 76using eglu::AttribMap; 77using eglu::NativeDisplay; 78using eglu::NativeWindow; 79using eglu::ScopedCurrentContext; 80using eglu::UniqueSurface; 81using eglu::UniqueContext; 82using eglu::NativeWindowFactory; 83using eglu::WindowParams; 84using namespace eglw; 85 86typedef eglu::WindowParams::Visibility Visibility; 87typedef TestCase::IterateResult IterateResult; 88 89struct ResizeParams 90{ 91 string name; 92 string description; 93 IVec2 oldSize; 94 IVec2 newSize; 95}; 96 97class ResizeTest : public TestCase 98{ 99public: 100 ResizeTest (EglTestContext& eglTestCtx, 101 const ResizeParams& params) 102 : TestCase (eglTestCtx, 103 params.name.c_str(), 104 params.description.c_str()) 105 , m_oldSize (params.oldSize) 106 , m_newSize (params.newSize) 107 , m_display (EGL_NO_DISPLAY) 108 , m_config (DE_NULL) 109 , m_log (m_testCtx.getLog()) 110 , m_status (m_log) {} 111 112 void init (void); 113 void deinit (void); 114 115protected: 116 virtual EGLenum surfaceType (void) const { return EGL_WINDOW_BIT; } 117 void resize (IVec2 size); 118 119 const IVec2 m_oldSize; 120 const IVec2 m_newSize; 121 EGLDisplay m_display; 122 EGLConfig m_config; 123 MovePtr<NativeWindow> m_nativeWindow; 124 MovePtr<UniqueSurface> m_surface; 125 MovePtr<UniqueContext> m_context; 126 TestLog& m_log; 127 ResultCollector m_status; 128 glw::Functions m_gl; 129}; 130 131EGLConfig getEGLConfig (const Library& egl, const EGLDisplay eglDisplay, EGLenum surfaceType) 132{ 133 AttribMap attribMap; 134 135 attribMap[EGL_SURFACE_TYPE] = surfaceType; 136 attribMap[EGL_RENDERABLE_TYPE] = EGL_OPENGL_ES2_BIT; 137 138 return eglu::chooseSingleConfig(egl, eglDisplay, attribMap); 139} 140 141void ResizeTest::init (void) 142{ 143 TestCase::init(); 144 145 const Library& egl = m_eglTestCtx.getLibrary(); 146 const CommandLine& cmdLine = m_testCtx.getCommandLine(); 147 const EGLDisplay eglDisplay = eglu::getAndInitDisplay(m_eglTestCtx.getNativeDisplay()); 148 const EGLConfig eglConfig = getEGLConfig(egl, eglDisplay, surfaceType()); 149 const EGLint ctxAttribs[] = 150 { 151 EGL_CONTEXT_CLIENT_VERSION, 2, 152 EGL_NONE 153 }; 154 EGLContext eglContext = egl.createContext(eglDisplay, 155 eglConfig, 156 EGL_NO_CONTEXT, 157 ctxAttribs); 158 EGLU_CHECK_MSG(egl, "eglCreateContext()"); 159 MovePtr<UniqueContext> context (new UniqueContext(egl, eglDisplay, eglContext)); 160 const EGLint configId = eglu::getConfigAttribInt(egl, 161 eglDisplay, 162 eglConfig, 163 EGL_CONFIG_ID); 164 const Visibility visibility = eglu::parseWindowVisibility(cmdLine); 165 NativeDisplay& nativeDisplay = m_eglTestCtx.getNativeDisplay(); 166 const NativeWindowFactory* windowFactory = eglu::selectNativeWindowFactory(m_eglTestCtx.getNativeDisplayFactory(), 167 cmdLine); 168 169 if (!windowFactory) 170 TCU_THROW(NotSupportedError, "Windows not supported"); 171 172 const WindowParams windowParams (m_oldSize.x(), m_oldSize.y(), visibility); 173 MovePtr<NativeWindow> nativeWindow (windowFactory->createWindow(&nativeDisplay, 174 eglDisplay, 175 eglConfig, 176 DE_NULL, 177 windowParams)); 178 const EGLSurface eglSurface = eglu::createWindowSurface(nativeDisplay, 179 *nativeWindow, 180 eglDisplay, 181 eglConfig, 182 DE_NULL); 183 MovePtr<UniqueSurface> surface (new UniqueSurface(egl, eglDisplay, eglSurface)); 184 185 m_log << TestLog::Message 186 << "Chose EGLConfig with id " << configId << ".\n" 187 << "Created initial surface with size " << m_oldSize 188 << TestLog::EndMessage; 189 190 m_eglTestCtx.initGLFunctions(&m_gl, glu::ApiType::es(2, 0)); 191 m_config = eglConfig; 192 m_surface = surface; 193 m_context = context; 194 m_display = eglDisplay; 195 m_nativeWindow = nativeWindow; 196 EGLU_CHECK_MSG(egl, "init"); 197} 198 199void ResizeTest::deinit (void) 200{ 201 if (m_display != EGL_NO_DISPLAY) 202 m_eglTestCtx.getLibrary().terminate(m_display); 203 204 m_config = DE_NULL; 205 m_display = EGL_NO_DISPLAY; 206 m_context.clear(); 207 m_surface.clear(); 208 m_nativeWindow.clear(); 209} 210 211void ResizeTest::resize (IVec2 size) 212{ 213 m_nativeWindow->setSurfaceSize(size); 214 m_testCtx.getPlatform().processEvents(); 215 m_log << TestLog::Message 216 << "Resized surface to size " << size 217 << TestLog::EndMessage; 218} 219 220class ChangeSurfaceSizeCase : public ResizeTest 221{ 222public: 223 ChangeSurfaceSizeCase (EglTestContext& eglTestCtx, 224 const ResizeParams& params) 225 : ResizeTest(eglTestCtx, params) {} 226 227 IterateResult iterate (void); 228}; 229 230void drawRectangle (const glw::Functions& gl, IVec2 pos, IVec2 size, Vec3 color) 231{ 232 gl.clearColor(color.x(), color.y(), color.z(), 1.0); 233 gl.scissor(pos.x(), pos.y(), size.x(), size.y()); 234 gl.enable(GL_SCISSOR_TEST); 235 gl.clear(GL_COLOR_BUFFER_BIT); 236 gl.disable(GL_SCISSOR_TEST); 237 GLU_EXPECT_NO_ERROR(gl.getError(), 238 "Rectangle drawing with glScissor and glClear failed."); 239} 240 241void initSurface (const glw::Functions& gl, IVec2 oldSize) 242{ 243 const Vec3 frameColor (0.0f, 0.0f, 1.0f); 244 const Vec3 fillColor (1.0f, 0.0f, 0.0f); 245 const Vec3 markColor (0.0f, 1.0f, 0.0f); 246 247 drawRectangle(gl, IVec2(0, 0), oldSize, frameColor); 248 drawRectangle(gl, IVec2(2, 2), oldSize - IVec2(4, 4), fillColor); 249 250 drawRectangle(gl, IVec2(0, 0), IVec2(8, 4), markColor); 251 drawRectangle(gl, oldSize - IVec2(16, 16), IVec2(8, 4), markColor); 252 drawRectangle(gl, IVec2(0, oldSize.y() - 16), IVec2(8, 4), markColor); 253 drawRectangle(gl, IVec2(oldSize.x() - 16, 0), IVec2(8, 4), markColor); 254} 255 256bool compareRectangles (const ConstPixelBufferAccess& rectA, 257 const ConstPixelBufferAccess& rectB) 258{ 259 const int width = rectA.getWidth(); 260 const int height = rectA.getHeight(); 261 const int depth = rectA.getDepth(); 262 263 if (rectB.getWidth() != width || rectB.getHeight() != height || rectB.getDepth() != depth) 264 return false; 265 266 for (int z = 0; z < depth; ++z) 267 for (int y = 0; y < height; ++y) 268 for (int x = 0; x < width; ++x) 269 if (rectA.getPixel(x, y, z) != rectB.getPixel(x, y, z)) 270 return false; 271 272 return true; 273} 274 275// Check whether `oldSurface` and `newSurface` share a common corner. 276bool compareCorners (const Surface& oldSurface, const Surface& newSurface) 277{ 278 const int oldWidth = oldSurface.getWidth(); 279 const int oldHeight = oldSurface.getHeight(); 280 const int newWidth = newSurface.getWidth(); 281 const int newHeight = newSurface.getHeight(); 282 const int minWidth = de::min(oldWidth, newWidth); 283 const int minHeight = de::min(oldHeight, newHeight); 284 285 for (int xCorner = 0; xCorner < 2; ++xCorner) 286 { 287 const int oldX = xCorner == 0 ? 0 : oldWidth - minWidth; 288 const int newX = xCorner == 0 ? 0 : newWidth - minWidth; 289 290 for (int yCorner = 0; yCorner < 2; ++yCorner) 291 { 292 const int oldY = yCorner == 0 ? 0 : oldHeight - minHeight; 293 const int newY = yCorner == 0 ? 0 : newHeight - minHeight; 294 ConstPixelBufferAccess oldAccess = 295 getSubregion(oldSurface.getAccess(), oldX, oldY, minWidth, minHeight); 296 ConstPixelBufferAccess newAccess = 297 getSubregion(newSurface.getAccess(), newX, newY, minWidth, minHeight); 298 299 if (compareRectangles(oldAccess, newAccess)) 300 return true; 301 } 302 } 303 304 return false; 305} 306 307Surface readSurface (const glw::Functions& gl, IVec2 size) 308{ 309 Surface ret (size.x(), size.y()); 310 gl.readPixels(0, 0, size.x(), size.y(), GL_RGBA, GL_UNSIGNED_BYTE, 311 ret.getAccess().getDataPtr()); 312 313 GLU_EXPECT_NO_ERROR(gl.getError(), "glReadPixels() failed"); 314 return ret; 315} 316 317template <typename T> 318inline bool hasBits (T bitSet, T requiredBits) 319{ 320 return (bitSet & requiredBits) == requiredBits; 321} 322 323IVec2 getNativeSurfaceSize (const NativeWindow& nativeWindow, 324 IVec2 reqSize) 325{ 326 if (hasBits(nativeWindow.getCapabilities(), NativeWindow::CAPABILITY_GET_SURFACE_SIZE)) 327 return nativeWindow.getSurfaceSize(); 328 return reqSize; // assume we got the requested size 329} 330 331IVec2 checkSurfaceSize (const Library& egl, 332 EGLDisplay eglDisplay, 333 EGLSurface eglSurface, 334 const NativeWindow& nativeWindow, 335 IVec2 reqSize, 336 ResultCollector& status) 337{ 338 const IVec2 nativeSize = getNativeSurfaceSize(nativeWindow, reqSize); 339 IVec2 eglSize = eglu::getSurfaceSize(egl, eglDisplay, eglSurface); 340 ostringstream oss; 341 342 oss << "Size of EGL surface " << eglSize 343 << " differs from size of native window " << nativeSize; 344 status.check(eglSize == nativeSize, oss.str()); 345 346 return eglSize; 347} 348 349IterateResult ChangeSurfaceSizeCase::iterate (void) 350{ 351 const Library& egl = m_eglTestCtx.getLibrary(); 352 Surface oldSurface; 353 Surface newSurface; 354 ScopedCurrentContext currentCtx (egl, m_display, **m_surface, **m_surface, **m_context); 355 IVec2 oldEglSize = checkSurfaceSize(egl, 356 m_display, 357 **m_surface, 358 *m_nativeWindow, 359 m_oldSize, 360 m_status); 361 362 initSurface(m_gl, oldEglSize); 363 364 this->resize(m_newSize); 365 366 egl.swapBuffers(m_display, **m_surface); 367 EGLU_CHECK_MSG(egl, "eglSwapBuffers()"); 368 checkSurfaceSize(egl, m_display, **m_surface, *m_nativeWindow, m_newSize, m_status); 369 370 m_status.setTestContextResult(m_testCtx); 371 return STOP; 372} 373 374class PreserveBackBufferCase : public ResizeTest 375{ 376public: 377 PreserveBackBufferCase (EglTestContext& eglTestCtx, 378 const ResizeParams& params) 379 : ResizeTest(eglTestCtx, params) {} 380 381 IterateResult iterate (void); 382 EGLenum surfaceType (void) const; 383}; 384 385EGLenum PreserveBackBufferCase::surfaceType (void) const 386{ 387 return EGL_WINDOW_BIT | EGL_SWAP_BEHAVIOR_PRESERVED_BIT; 388} 389 390IterateResult PreserveBackBufferCase::iterate (void) 391{ 392 const Library& egl = m_eglTestCtx.getLibrary(); 393 ScopedCurrentContext currentCtx (egl, m_display, **m_surface, **m_surface, **m_context); 394 395 EGLU_CHECK_CALL(egl, surfaceAttrib(m_display, **m_surface, EGL_SWAP_BEHAVIOR, EGL_BUFFER_PRESERVED)); 396 397 GLU_EXPECT_NO_ERROR(m_gl.getError(), "GL state erroneous upon initialization!"); 398 399 { 400 const IVec2 oldEglSize = eglu::getSurfaceSize(egl, m_display, **m_surface); 401 initSurface(m_gl, oldEglSize); 402 403 m_gl.finish(); 404 GLU_EXPECT_NO_ERROR(m_gl.getError(), "glFinish() failed"); 405 406 { 407 const Surface oldSurface = readSurface(m_gl, oldEglSize); 408 409 egl.swapBuffers(m_display, **m_surface); 410 this->resize(m_newSize); 411 egl.swapBuffers(m_display, **m_surface); 412 EGLU_CHECK_MSG(egl, "eglSwapBuffers()"); 413 414 { 415 const IVec2 newEglSize = eglu::getSurfaceSize(egl, m_display, **m_surface); 416 const Surface newSurface = readSurface(m_gl, newEglSize); 417 418 m_log << TestLog::ImageSet("Corner comparison", 419 "Comparing old and new surfaces at all corners") 420 << TestLog::Image("Before resizing", "Before resizing", oldSurface) 421 << TestLog::Image("After resizing", "After resizing", newSurface) 422 << TestLog::EndImageSet; 423 424 m_status.check(compareCorners(oldSurface, newSurface), 425 "Resizing the native window changed the contents of " 426 "the EGL surface"); 427 } 428 } 429 } 430 431 m_status.setTestContextResult(m_testCtx); 432 return STOP; 433} 434 435typedef tcu::Vector<Interval, 2> IvVec2; 436 437class UpdateResolutionCase : public ResizeTest 438{ 439public: 440 UpdateResolutionCase (EglTestContext& eglTestCtx, 441 const ResizeParams& params) 442 : ResizeTest(eglTestCtx, params) {} 443 444 IterateResult iterate (void); 445 446private: 447 IvVec2 getNativePixelsPerInch (void); 448}; 449 450IvVec2 ivVec2 (const IVec2& vec) 451{ 452 return IvVec2(double(vec.x()), double(vec.y())); 453} 454 455Interval approximateInt (int i) 456{ 457 return (Interval(i) + Interval(-1.0, 1.0)) & Interval(0.0, TCU_INFINITY); 458} 459 460IvVec2 UpdateResolutionCase::getNativePixelsPerInch (void) 461{ 462 const Library& egl = m_eglTestCtx.getLibrary(); 463 const int inchPer10km = 254 * EGL_DISPLAY_SCALING; 464 const IVec2 bufSize = eglu::getSurfaceSize(egl, m_display, **m_surface); 465 const IVec2 winSize = m_nativeWindow->getScreenSize(); 466 const IVec2 bufPp10km = eglu::getSurfaceResolution(egl, m_display, **m_surface); 467 const Interval margin (-1.0, 1.0); // The resolution may be rounded 468 const IvVec2 bufPpiI = (IvVec2(approximateInt(bufPp10km.x()), 469 approximateInt(bufPp10km.y())) 470 / Interval(inchPer10km)); 471 const IvVec2 winPpiI = ivVec2(winSize) * bufPpiI / ivVec2(bufSize); 472 const IVec2 winPpi (int(winPpiI.x().midpoint()), int(winPpiI.y().midpoint())); 473 474 m_log << TestLog::Message 475 << "EGL surface size: " << bufSize << "\n" 476 << "EGL surface pixel density (pixels / 10 km): " << bufPp10km << "\n" 477 << "Native window size: " << winSize << "\n" 478 << "Native pixel density (ppi): " << winPpi << "\n" 479 << TestLog::EndMessage; 480 481 m_status.checkResult(bufPp10km.x() >= 1 && bufPp10km.y() >= 1, 482 QP_TEST_RESULT_QUALITY_WARNING, 483 "Surface pixel density is less than one pixel per 10 km. " 484 "Is the surface really visible from space?"); 485 486 return winPpiI; 487} 488 489IterateResult UpdateResolutionCase::iterate (void) 490{ 491 const Library& egl = m_eglTestCtx.getLibrary(); 492 ScopedCurrentContext currentCtx (egl, m_display, **m_surface, **m_surface, **m_context); 493 494 if (!hasBits(m_nativeWindow->getCapabilities(), 495 NativeWindow::CAPABILITY_GET_SCREEN_SIZE)) 496 TCU_THROW(NotSupportedError, "Unable to determine surface size in screen pixels"); 497 498 { 499 const IVec2 oldEglSize = eglu::getSurfaceSize(egl, m_display, **m_surface); 500 initSurface(m_gl, oldEglSize); 501 } 502 { 503 const IvVec2 oldPpi = this->getNativePixelsPerInch(); 504 this->resize(m_newSize); 505 EGLU_CHECK_CALL(egl, swapBuffers(m_display, **m_surface)); 506 { 507 const IvVec2 newPpi = this->getNativePixelsPerInch(); 508 m_status.check(oldPpi.x().intersects(newPpi.x()) && 509 oldPpi.y().intersects(newPpi.y()), 510 "Window PPI differs after resizing"); 511 } 512 } 513 514 m_status.setTestContextResult(m_testCtx); 515 return STOP; 516} 517 518ResizeTests::ResizeTests (EglTestContext& eglTestCtx) 519 : TestCaseGroup(eglTestCtx, "resize", "Tests resizing the native surface") 520{ 521} 522 523template <class Case> 524TestCaseGroup* createCaseGroup(EglTestContext& eglTestCtx, 525 const string& name, 526 const string& desc) 527{ 528 const ResizeParams params[] = 529 { 530 { "shrink", "Shrink in both dimensions", 531 IVec2(128, 128), IVec2(32, 32) }, 532 { "grow", "Grow in both dimensions", 533 IVec2(32, 32), IVec2(128, 128) }, 534 { "stretch_width", "Grow horizontally, shrink vertically", 535 IVec2(32, 128), IVec2(128, 32) }, 536 { "stretch_height", "Grow vertically, shrink horizontally", 537 IVec2(128, 32), IVec2(32, 128) }, 538 }; 539 TestCaseGroup* const group = 540 new TestCaseGroup(eglTestCtx, name.c_str(), desc.c_str()); 541 542 for (int ndx = 0; ndx < DE_LENGTH_OF_ARRAY(params); ++ndx) 543 group->addChild(new Case(eglTestCtx, params[ndx])); 544 545 return group; 546} 547 548void ResizeTests::init (void) 549{ 550 addChild(createCaseGroup<ChangeSurfaceSizeCase>(m_eglTestCtx, 551 "surface_size", 552 "EGL surface size update")); 553 addChild(createCaseGroup<PreserveBackBufferCase>(m_eglTestCtx, 554 "back_buffer", 555 "Back buffer contents")); 556 addChild(createCaseGroup<UpdateResolutionCase>(m_eglTestCtx, 557 "pixel_density", 558 "Pixel density")); 559} 560 561} // egl 562} // deqp 563