1 /*-------------------------------------------------------------------------
2 * drawElements Quality Program Tester Core
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 GL context factory using EGL.
22 *//*--------------------------------------------------------------------*/
23
24 #include "egluGLContextFactory.hpp"
25
26 #include "tcuRenderTarget.hpp"
27 #include "tcuPlatform.hpp"
28 #include "tcuCommandLine.hpp"
29
30 #include "gluDefs.hpp"
31
32 #include "egluDefs.hpp"
33 #include "egluUtil.hpp"
34 #include "egluGLUtil.hpp"
35 #include "egluNativeWindow.hpp"
36 #include "egluNativePixmap.hpp"
37 #include "egluStrUtil.hpp"
38
39 #include "eglwLibrary.hpp"
40 #include "eglwEnums.hpp"
41
42 #include "glwInitFunctions.hpp"
43 #include "glwInitES20Direct.hpp"
44 #include "glwInitES30Direct.hpp"
45 #include "glwInitES31Direct.hpp"
46 #include "glwInitES32Direct.hpp"
47
48 #include "deDynamicLibrary.hpp"
49 #include "deSTLUtil.hpp"
50 #include "deSharedPtr.hpp"
51
52 #include <string>
53 #include <string>
54 #include <sstream>
55
56 using std::string;
57 using std::vector;
58
59 // \todo [2014-03-12 pyry] Use command line arguments for libraries?
60
61 // Default library names
62 #if !defined(DEQP_GLES2_LIBRARY_PATH)
63 # if (DE_OS == DE_OS_WIN32)
64 # define DEQP_GLES2_LIBRARY_PATH "libGLESv2.dll"
65 # else
66 # define DEQP_GLES2_LIBRARY_PATH "libGLESv2.so"
67 # endif
68 #endif
69
70 #if !defined(DEQP_GLES3_LIBRARY_PATH)
71 # define DEQP_GLES3_LIBRARY_PATH DEQP_GLES2_LIBRARY_PATH
72 #endif
73
74 #if !defined(DEQP_OPENGL_LIBRARY_PATH)
75 # if (DE_OS == DE_OS_WIN32)
76 # define DEQP_OPENGL_LIBRARY_PATH "opengl32.dll"
77 # else
78 # define DEQP_OPENGL_LIBRARY_PATH "libGL.so"
79 # endif
80 #endif
81
82 namespace eglu
83 {
84
85 using namespace eglw;
86
87 namespace
88 {
89
90 enum
91 {
92 DEFAULT_OFFSCREEN_WIDTH = 512,
93 DEFAULT_OFFSCREEN_HEIGHT = 512
94 };
95
96 class GetProcFuncLoader : public glw::FunctionLoader
97 {
98 public:
GetProcFuncLoader(const Library & egl)99 GetProcFuncLoader (const Library& egl)
100 : m_egl(egl)
101 {
102 }
103
get(const char * name) const104 glw::GenericFuncType get (const char* name) const
105 {
106 return (glw::GenericFuncType)m_egl.getProcAddress(name);
107 }
108
109 protected:
110 const Library& m_egl;
111 };
112
113 class DynamicFuncLoader : public glw::FunctionLoader
114 {
115 public:
DynamicFuncLoader(de::DynamicLibrary * library)116 DynamicFuncLoader (de::DynamicLibrary* library)
117 : m_library(library)
118 {
119 }
120
get(const char * name) const121 glw::GenericFuncType get (const char* name) const
122 {
123 return (glw::GenericFuncType)m_library->getFunction(name);
124 }
125
126 private:
127 de::DynamicLibrary* m_library;
128 };
129
130 class RenderContext : public GLRenderContext
131 {
132 public:
133 RenderContext (const NativeDisplayFactory* displayFactory, const NativeWindowFactory* windowFactory, const NativePixmapFactory* pixmapFactory, const glu::RenderConfig& config, const glu::RenderContext* sharedContext = DE_NULL);
134 virtual ~RenderContext (void);
135
getType(void) const136 virtual glu::ContextType getType (void) const { return m_renderConfig.type; }
getFunctions(void) const137 virtual const glw::Functions& getFunctions (void) const { return m_glFunctions; }
getRenderTarget(void) const138 virtual const tcu::RenderTarget& getRenderTarget (void) const { return m_glRenderTarget; }
139 virtual void postIterate (void);
140
getEGLDisplay(void) const141 virtual EGLDisplay getEGLDisplay (void) const { return m_eglDisplay; }
getEGLContext(void) const142 virtual EGLContext getEGLContext (void) const { return m_eglContext; }
getEGLConfig(void) const143 virtual EGLConfig getEGLConfig (void) const { return m_eglConfig; }
getLibrary(void) const144 virtual const eglw::Library& getLibrary (void) const { return m_display->getLibrary(); }
145
146 virtual eglw::GenericFuncType getProcAddress (const char* name) const;
147
148 virtual void makeCurrent (void);
149
150 private:
151 void create (const NativeDisplayFactory* displayFactory, const NativeWindowFactory* windowFactory, const NativePixmapFactory* pixmapFactory, const glu::RenderConfig& config, const glu::RenderContext* sharedContext);
152 void destroy (void);
153
154 const glu::RenderConfig m_renderConfig;
155 const NativeWindowFactory* const m_nativeWindowFactory; // Stored in case window must be re-created
156
157 de::SharedPtr<NativeDisplay> m_display;
158 NativeWindow* m_window;
159 NativePixmap* m_pixmap;
160
161 EGLDisplay m_eglDisplay;
162 EGLConfig m_eglConfig;
163 EGLSurface m_eglSurface;
164 EGLContext m_eglContext;
165 EGLContext m_eglSharedContext;
166
167 tcu::RenderTarget m_glRenderTarget;
168 de::DynamicLibrary* m_dynamicGLLibrary;
169 glw::Functions m_glFunctions;
170 };
171
RenderContext(const NativeDisplayFactory * displayFactory,const NativeWindowFactory * windowFactory,const NativePixmapFactory * pixmapFactory,const glu::RenderConfig & config,const glu::RenderContext * sharedContext)172 RenderContext::RenderContext (const NativeDisplayFactory* displayFactory, const NativeWindowFactory* windowFactory, const NativePixmapFactory* pixmapFactory, const glu::RenderConfig& config, const glu::RenderContext* sharedContext)
173 : m_renderConfig (config)
174 , m_nativeWindowFactory (windowFactory)
175 , m_display (DE_NULL)
176 , m_window (DE_NULL)
177 , m_pixmap (DE_NULL)
178
179 , m_eglDisplay (EGL_NO_DISPLAY)
180 , m_eglSurface (EGL_NO_SURFACE)
181 , m_eglContext (EGL_NO_CONTEXT)
182 , m_eglSharedContext (EGL_NO_CONTEXT)
183
184 , m_dynamicGLLibrary (DE_NULL)
185 {
186 DE_ASSERT(displayFactory);
187
188 try
189 {
190 create(displayFactory, windowFactory, pixmapFactory, config, sharedContext);
191 }
192 catch (...)
193 {
194 destroy();
195 throw;
196 }
197 }
198
~RenderContext(void)199 RenderContext::~RenderContext(void)
200 {
201 try
202 {
203 destroy();
204 }
205 catch (...)
206 {
207 // destroy() calls EGL functions that are checked and may throw exceptions
208 }
209
210 delete m_window;
211 delete m_pixmap;
212 delete m_dynamicGLLibrary;
213 }
214
getNativeWindowVisibility(glu::RenderConfig::Visibility visibility)215 static WindowParams::Visibility getNativeWindowVisibility (glu::RenderConfig::Visibility visibility)
216 {
217 using glu::RenderConfig;
218
219 switch (visibility)
220 {
221 case RenderConfig::VISIBILITY_HIDDEN: return WindowParams::VISIBILITY_HIDDEN;
222 case RenderConfig::VISIBILITY_VISIBLE: return WindowParams::VISIBILITY_VISIBLE;
223 case RenderConfig::VISIBILITY_FULLSCREEN: return WindowParams::VISIBILITY_FULLSCREEN;
224 default:
225 DE_ASSERT((int)visibility == RenderConfig::DONT_CARE);
226 return WindowParams::VISIBILITY_DONT_CARE;
227 }
228 }
229
230 typedef std::pair<NativeWindow*, EGLSurface> WindowSurfacePair;
231 typedef std::pair<NativePixmap*, EGLSurface> PixmapSurfacePair;
232
createWindow(NativeDisplay * nativeDisplay,const NativeWindowFactory * windowFactory,EGLDisplay eglDisplay,EGLConfig eglConfig,const glu::RenderConfig & config)233 WindowSurfacePair createWindow (NativeDisplay* nativeDisplay, const NativeWindowFactory* windowFactory, EGLDisplay eglDisplay, EGLConfig eglConfig, const glu::RenderConfig& config)
234 {
235 const int width = (config.width == glu::RenderConfig::DONT_CARE ? WindowParams::SIZE_DONT_CARE : config.width);
236 const int height = (config.height == glu::RenderConfig::DONT_CARE ? WindowParams::SIZE_DONT_CARE : config.height);
237 const WindowParams::Visibility visibility = getNativeWindowVisibility(config.windowVisibility);
238 NativeWindow* nativeWindow = DE_NULL;
239 EGLSurface surface = EGL_NO_SURFACE;
240 const EGLAttrib attribList[] = { EGL_NONE };
241
242 nativeWindow = windowFactory->createWindow(nativeDisplay, eglDisplay, eglConfig, &attribList[0], WindowParams(width, height, visibility));
243
244 try
245 {
246 surface = eglu::createWindowSurface(*nativeDisplay, *nativeWindow, eglDisplay, eglConfig, attribList);
247 }
248 catch (...)
249 {
250 delete nativeWindow;
251 throw;
252 }
253
254 return WindowSurfacePair(nativeWindow, surface);
255 }
256
createPixmap(NativeDisplay * nativeDisplay,const NativePixmapFactory * pixmapFactory,EGLDisplay eglDisplay,EGLConfig eglConfig,const glu::RenderConfig & config)257 PixmapSurfacePair createPixmap (NativeDisplay* nativeDisplay, const NativePixmapFactory* pixmapFactory, EGLDisplay eglDisplay, EGLConfig eglConfig, const glu::RenderConfig& config)
258 {
259 const int width = (config.width == glu::RenderConfig::DONT_CARE ? DEFAULT_OFFSCREEN_WIDTH : config.width);
260 const int height = (config.height == glu::RenderConfig::DONT_CARE ? DEFAULT_OFFSCREEN_HEIGHT : config.height);
261 NativePixmap* nativePixmap = DE_NULL;
262 EGLSurface surface = EGL_NO_SURFACE;
263 const EGLAttrib attribList[] = { EGL_NONE };
264
265 nativePixmap = pixmapFactory->createPixmap(nativeDisplay, eglDisplay, eglConfig, &attribList[0], width, height);
266
267 try
268 {
269 surface = eglu::createPixmapSurface(*nativeDisplay, *nativePixmap, eglDisplay, eglConfig, attribList);
270 }
271 catch (...)
272 {
273 delete nativePixmap;
274 throw;
275 }
276
277 return PixmapSurfacePair(nativePixmap, surface);
278 }
279
createPBuffer(const Library & egl,EGLDisplay display,EGLConfig eglConfig,const glu::RenderConfig & config)280 EGLSurface createPBuffer (const Library& egl, EGLDisplay display, EGLConfig eglConfig, const glu::RenderConfig& config)
281 {
282 const int width = (config.width == glu::RenderConfig::DONT_CARE ? DEFAULT_OFFSCREEN_WIDTH : config.width);
283 const int height = (config.height == glu::RenderConfig::DONT_CARE ? DEFAULT_OFFSCREEN_HEIGHT : config.height);
284 EGLSurface surface;
285 const EGLint attribList[] =
286 {
287 EGL_WIDTH, width,
288 EGL_HEIGHT, height,
289 EGL_NONE
290 };
291
292 surface = egl.createPbufferSurface(display, eglConfig, &(attribList[0]));
293 EGLU_CHECK_MSG(egl, "eglCreatePbufferSurface()");
294
295 return surface;
296 }
297
makeCurrent(void)298 void RenderContext::makeCurrent (void)
299 {
300 const Library& egl = m_display->getLibrary();
301
302 EGLU_CHECK_CALL(egl, makeCurrent(m_eglDisplay, m_eglSurface, m_eglSurface, m_eglContext));
303 }
304
getProcAddress(const char * name) const305 glw::GenericFuncType RenderContext::getProcAddress (const char* name) const
306 {
307 return (glw::GenericFuncType)m_display->getLibrary().getProcAddress(name);
308 }
309
create(const NativeDisplayFactory * displayFactory,const NativeWindowFactory * windowFactory,const NativePixmapFactory * pixmapFactory,const glu::RenderConfig & config,const glu::RenderContext * sharedContext)310 void RenderContext::create (const NativeDisplayFactory* displayFactory, const NativeWindowFactory* windowFactory, const NativePixmapFactory* pixmapFactory, const glu::RenderConfig& config, const glu::RenderContext *sharedContext)
311 {
312 glu::RenderConfig::SurfaceType surfaceType = config.surfaceType;
313
314 DE_ASSERT(displayFactory);
315
316 if (DE_NULL == sharedContext)
317 m_display = de::SharedPtr<NativeDisplay>(displayFactory->createDisplay());
318 else
319 {
320 const RenderContext* context = dynamic_cast<const RenderContext*>(sharedContext);
321 m_eglSharedContext = context->m_eglContext;
322 m_display = context->m_display;
323 }
324
325 m_eglDisplay = eglu::getDisplay(*m_display);
326 const Library& egl = m_display->getLibrary();
327
328 {
329 EGLint major = 0;
330 EGLint minor = 0;
331 EGLU_CHECK_CALL(egl, initialize(m_eglDisplay, &major, &minor));
332 }
333
334 m_eglConfig = chooseConfig(egl, m_eglDisplay, config);
335
336 if (surfaceType == glu::RenderConfig::SURFACETYPE_DONT_CARE)
337 {
338 // Choose based on what selected configuration supports
339 const EGLint supportedTypes = eglu::getConfigAttribInt(egl, m_eglDisplay, m_eglConfig, EGL_SURFACE_TYPE);
340
341 if ((supportedTypes & EGL_WINDOW_BIT) != 0)
342 surfaceType = glu::RenderConfig::SURFACETYPE_WINDOW;
343 else if ((supportedTypes & EGL_PBUFFER_BIT) != 0)
344 surfaceType = glu::RenderConfig::SURFACETYPE_OFFSCREEN_GENERIC;
345 else if ((supportedTypes & EGL_PIXMAP_BIT) != 0)
346 surfaceType = glu::RenderConfig::SURFACETYPE_OFFSCREEN_NATIVE;
347 else
348 throw tcu::NotSupportedError("Selected EGL config doesn't support any surface types", DE_NULL, __FILE__, __LINE__);
349 }
350
351 switch (surfaceType)
352 {
353 case glu::RenderConfig::SURFACETYPE_WINDOW:
354 {
355 if (windowFactory)
356 {
357 const WindowSurfacePair windowSurface = createWindow(m_display.get(), windowFactory, m_eglDisplay, m_eglConfig, config);
358 m_window = windowSurface.first;
359 m_eglSurface = windowSurface.second;
360 }
361 else
362 throw tcu::NotSupportedError("EGL platform doesn't support windows", DE_NULL, __FILE__, __LINE__);
363 break;
364 }
365
366 case glu::RenderConfig::SURFACETYPE_OFFSCREEN_NATIVE:
367 {
368 if (pixmapFactory)
369 {
370 const PixmapSurfacePair pixmapSurface = createPixmap(m_display.get(), pixmapFactory, m_eglDisplay, m_eglConfig, config);
371 m_pixmap = pixmapSurface.first;
372 m_eglSurface = pixmapSurface.second;
373 }
374 else
375 throw tcu::NotSupportedError("EGL platform doesn't support pixmaps", DE_NULL, __FILE__, __LINE__);
376 break;
377 }
378
379 case glu::RenderConfig::SURFACETYPE_OFFSCREEN_GENERIC:
380 m_eglSurface = createPBuffer(egl, m_eglDisplay, m_eglConfig, config);
381 break;
382
383 default:
384 throw tcu::InternalError("Invalid surface type");
385 }
386
387 m_eglContext = createGLContext(egl, m_eglDisplay, m_eglConfig, config.type, m_eglSharedContext, config.resetNotificationStrategy);
388
389 EGLU_CHECK_CALL(egl, makeCurrent(m_eglDisplay, m_eglSurface, m_eglSurface, m_eglContext));
390
391 // Init core functions
392
393 if (hasExtension(egl, m_eglDisplay, "EGL_KHR_get_all_proc_addresses"))
394 {
395 // Use eglGetProcAddress() for core functions
396 GetProcFuncLoader funcLoader(egl);
397 glu::initCoreFunctions(&m_glFunctions, &funcLoader, config.type.getAPI());
398 }
399 #if defined(DEQP_GLES2_DIRECT_LINK)
400 else if (config.type.getAPI() == glu::ApiType::es(2,0))
401 {
402 glw::initES20Direct(&m_glFunctions);
403 }
404 #endif
405 #if defined(DEQP_GLES3_DIRECT_LINK)
406 else if (config.type.getAPI() == glu::ApiType::es(3,0))
407 {
408 glw::initES30Direct(&m_glFunctions);
409 }
410 #endif
411 #if defined(DEQP_GLES31_DIRECT_LINK)
412 else if (config.type.getAPI() == glu::ApiType::es(3,1))
413 {
414 glw::initES31Direct(&m_glFunctions);
415 }
416 #endif
417 #if defined(DEQP_GLES32_DIRECT_LINK)
418 else if (config.type.getAPI() == glu::ApiType::es(3,2))
419 {
420 glw::initES32Direct(&m_glFunctions);
421 }
422 #endif
423 else
424 {
425 const char* libraryPath = DE_NULL;
426
427 if (glu::isContextTypeES(config.type))
428 {
429 if (config.type.getMinorVersion() <= 2)
430 libraryPath = DEQP_GLES2_LIBRARY_PATH;
431 else
432 libraryPath = DEQP_GLES3_LIBRARY_PATH;
433 }
434 else
435 libraryPath = DEQP_OPENGL_LIBRARY_PATH;
436
437 m_dynamicGLLibrary = new de::DynamicLibrary(libraryPath);
438
439 DynamicFuncLoader funcLoader(m_dynamicGLLibrary);
440 glu::initCoreFunctions(&m_glFunctions, &funcLoader, config.type.getAPI());
441 }
442
443 // Init extension functions
444 {
445 GetProcFuncLoader extLoader(egl);
446 glu::initExtensionFunctions(&m_glFunctions, &extLoader, config.type.getAPI());
447 }
448
449 {
450 EGLint width, height, depthBits, stencilBits, numSamples;
451 tcu::PixelFormat pixelFmt;
452
453 egl.querySurface(m_eglDisplay, m_eglSurface, EGL_WIDTH, &width);
454 egl.querySurface(m_eglDisplay, m_eglSurface, EGL_HEIGHT, &height);
455
456 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_RED_SIZE, &pixelFmt.redBits);
457 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_GREEN_SIZE, &pixelFmt.greenBits);
458 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_BLUE_SIZE, &pixelFmt.blueBits);
459 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_ALPHA_SIZE, &pixelFmt.alphaBits);
460
461 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_DEPTH_SIZE, &depthBits);
462 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_STENCIL_SIZE, &stencilBits);
463 egl.getConfigAttrib(m_eglDisplay, m_eglConfig, EGL_SAMPLES, &numSamples);
464
465 EGLU_CHECK_MSG(egl, "Failed to query config attributes");
466
467 m_glRenderTarget = tcu::RenderTarget(width, height, pixelFmt, depthBits, stencilBits, numSamples);
468 }
469 }
470
destroy(void)471 void RenderContext::destroy (void)
472 {
473 if (m_eglDisplay != EGL_NO_DISPLAY)
474 {
475 const Library& egl = m_display->getLibrary();
476
477 EGLU_CHECK_CALL(egl, makeCurrent(m_eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT));
478
479 if (m_eglSurface != EGL_NO_SURFACE)
480 EGLU_CHECK_CALL(egl, destroySurface(m_eglDisplay, m_eglSurface));
481
482 if (m_eglContext != EGL_NO_CONTEXT)
483 EGLU_CHECK_CALL(egl, destroyContext(m_eglDisplay, m_eglContext));
484
485 if (m_eglSharedContext == EGL_NO_CONTEXT)
486 EGLU_CHECK_CALL(egl, terminate(m_eglDisplay));
487
488 m_eglDisplay = EGL_NO_DISPLAY;
489 m_eglSurface = EGL_NO_SURFACE;
490 m_eglContext = EGL_NO_CONTEXT;
491 }
492
493 delete m_window;
494 delete m_pixmap;
495 delete m_dynamicGLLibrary;
496
497 m_window = DE_NULL;
498 m_pixmap = DE_NULL;
499 m_dynamicGLLibrary = DE_NULL;
500 }
501
postIterate(void)502 void RenderContext::postIterate (void)
503 {
504 const Library& egl = m_display->getLibrary();
505
506 if (m_window)
507 {
508 EGLBoolean swapOk = egl.swapBuffers(m_eglDisplay, m_eglSurface);
509 EGLint error = egl.getError();
510 const bool badWindow = error == EGL_BAD_SURFACE || error == EGL_BAD_NATIVE_WINDOW;
511
512 if (!swapOk && !badWindow)
513 throw tcu::ResourceError(string("eglSwapBuffers() failed: ") + getErrorStr(error).toString());
514
515 try
516 {
517 m_window->processEvents();
518 }
519 catch (const WindowDestroyedError&)
520 {
521 tcu::print("Warning: Window destroyed, recreating...\n");
522
523 EGLU_CHECK_CALL(egl, makeCurrent(m_eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT));
524 EGLU_CHECK_CALL(egl, destroySurface(m_eglDisplay, m_eglSurface));
525 m_eglSurface = EGL_NO_SURFACE;
526
527 delete m_window;
528 m_window = DE_NULL;
529
530 try
531 {
532 WindowSurfacePair windowSurface = createWindow(m_display.get(), m_nativeWindowFactory, m_eglDisplay, m_eglConfig, m_renderConfig);
533 m_window = windowSurface.first;
534 m_eglSurface = windowSurface.second;
535
536 EGLU_CHECK_CALL(egl, makeCurrent(m_eglDisplay, m_eglSurface, m_eglSurface, m_eglContext));
537
538 swapOk = EGL_TRUE;
539 error = EGL_SUCCESS;
540 }
541 catch (const std::exception& e)
542 {
543 if (m_eglSurface)
544 {
545 egl.makeCurrent(m_eglDisplay, EGL_NO_SURFACE, EGL_NO_SURFACE, EGL_NO_CONTEXT);
546 egl.destroySurface(m_eglDisplay, m_eglSurface);
547 m_eglSurface = EGL_NO_SURFACE;
548 }
549
550 delete m_window;
551 m_window = DE_NULL;
552
553 throw tcu::ResourceError(string("Failed to re-create window: ") + e.what());
554 }
555 }
556
557 if (!swapOk)
558 {
559 DE_ASSERT(badWindow);
560 throw tcu::ResourceError(string("eglSwapBuffers() failed: ") + getErrorStr(error).toString());
561 }
562
563 // Refresh dimensions
564 {
565 int newWidth = 0;
566 int newHeight = 0;
567
568 egl.querySurface(m_eglDisplay, m_eglSurface, EGL_WIDTH, &newWidth);
569 egl.querySurface(m_eglDisplay, m_eglSurface, EGL_HEIGHT, &newHeight);
570 EGLU_CHECK_MSG(egl, "Failed to query window size");
571
572 if (newWidth != m_glRenderTarget.getWidth() ||
573 newHeight != m_glRenderTarget.getHeight())
574 {
575 tcu::print("Warning: Window size changed (%dx%d -> %dx%d), test results might be invalid!\n",
576 m_glRenderTarget.getWidth(), m_glRenderTarget.getHeight(), newWidth, newHeight);
577
578 m_glRenderTarget = tcu::RenderTarget(newWidth, newHeight,
579 m_glRenderTarget.getPixelFormat(),
580 m_glRenderTarget.getDepthBits(),
581 m_glRenderTarget.getStencilBits(),
582 m_glRenderTarget.getNumSamples());
583 }
584 }
585 }
586 else
587 m_glFunctions.flush();
588 }
589
590 } // anonymous
591
GLContextFactory(const NativeDisplayFactoryRegistry & displayFactoryRegistry)592 GLContextFactory::GLContextFactory (const NativeDisplayFactoryRegistry& displayFactoryRegistry)
593 : glu::ContextFactory ("egl", "EGL OpenGL Context")
594 , m_displayFactoryRegistry (displayFactoryRegistry)
595 {
596 }
597
createContext(const glu::RenderConfig & config,const tcu::CommandLine & cmdLine,const glu::RenderContext * sharedContext) const598 glu::RenderContext* GLContextFactory::createContext (const glu::RenderConfig& config, const tcu::CommandLine& cmdLine, const glu::RenderContext *sharedContext) const
599 {
600 const NativeDisplayFactory& displayFactory = selectNativeDisplayFactory(m_displayFactoryRegistry, cmdLine);
601
602 const NativeWindowFactory* windowFactory;
603 const NativePixmapFactory* pixmapFactory;
604
605 try
606 {
607 windowFactory = &selectNativeWindowFactory(displayFactory, cmdLine);
608 }
609 catch (const tcu::NotSupportedError&)
610 {
611 windowFactory = DE_NULL;
612 }
613
614 try
615 {
616 pixmapFactory = &selectNativePixmapFactory(displayFactory, cmdLine);
617 }
618 catch (const tcu::NotSupportedError&)
619 {
620 pixmapFactory = DE_NULL;
621 }
622
623 return new RenderContext(&displayFactory, windowFactory, pixmapFactory, config, sharedContext);
624 }
625
626 } // eglu
627