qopenglcontext.cpp

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11-
12class QOpenGLVersionProfilePrivate-
13{-
14public:-
15 QOpenGLVersionProfilePrivate()-
16 : majorVersion(0),-
17 minorVersion(0),-
18 profile(QSurfaceFormat::NoProfile)-
19 {}-
20-
21 int majorVersion;-
22 int minorVersion;-
23 QSurfaceFormat::OpenGLContextProfile profile;-
24};-
25QOpenGLVersionProfile::QOpenGLVersionProfile()-
26 : d(new QOpenGLVersionProfilePrivate)-
27{-
28}-
29-
30-
31-
32-
33-
34QOpenGLVersionProfile::QOpenGLVersionProfile(const QSurfaceFormat &format)-
35 : d(new QOpenGLVersionProfilePrivate)-
36{-
37 d->majorVersion = format.majorVersion();-
38 d->minorVersion = format.minorVersion();-
39 d->profile = format.profile();-
40}-
41-
42-
43-
44-
45QOpenGLVersionProfile::QOpenGLVersionProfile(const QOpenGLVersionProfile &other)-
46 : d(new QOpenGLVersionProfilePrivate)-
47{-
48 *d = *(other.d);-
49}-
50-
51-
52-
53-
54QOpenGLVersionProfile::~QOpenGLVersionProfile()-
55{-
56 delete d;-
57}-
58-
59-
60-
61-
62QOpenGLVersionProfile &QOpenGLVersionProfile::operator=(const QOpenGLVersionProfile &rhs)-
63{-
64 if (this == &rhs)-
65 return *this;-
66 *d = *(rhs.d);-
67 return *this;-
68}-
69-
70-
71-
72-
73-
74-
75-
76QPair<int, int> QOpenGLVersionProfile::version() const-
77{-
78 return qMakePair( d->majorVersion, d->minorVersion);-
79}-
80-
81-
82-
83-
84-
85-
86void QOpenGLVersionProfile::setVersion(int majorVersion, int minorVersion)-
87{-
88 d->majorVersion = majorVersion;-
89 d->minorVersion = minorVersion;-
90}-
91-
92-
93-
94-
95-
96-
97QSurfaceFormat::OpenGLContextProfile QOpenGLVersionProfile::profile() const-
98{-
99 return d->profile;-
100}-
101-
102-
103-
104-
105-
106-
107-
108void QOpenGLVersionProfile::setProfile(QSurfaceFormat::OpenGLContextProfile profile)-
109{-
110 d->profile = profile;-
111}-
112-
113-
114-
115-
116-
117-
118-
119bool QOpenGLVersionProfile::hasProfiles() const-
120{-
121 return ( d->majorVersion > 3-
122 || (d->majorVersion == 3 && d->minorVersion > 1));-
123}-
124-
125-
126-
127-
128-
129bool QOpenGLVersionProfile::isLegacyVersion() const-
130{-
131 return (d->majorVersion < 3 || (d->majorVersion == 3 && d->minorVersion == 0));-
132}-
133-
134-
135-
136-
137-
138-
139-
140bool QOpenGLVersionProfile::isValid() const-
141{-
142 return d->majorVersion > 0 && d->minorVersion >= 0;-
143}-
144-
145class QGuiGLThreadContext-
146{-
147public:-
148 QGuiGLThreadContext()-
149 : context(0)-
150 {-
151 }-
152 ~QGuiGLThreadContext() {-
153 if (context)-
154 context->doneCurrent();-
155 }-
156 QOpenGLContext *context;-
157};-
158-
159namespace { namespace Q_QGS_qwindow_context_storage { typedef QThreadStorage<QGuiGLThreadContext *> Type; QBasicAtomicInt guard = { QtGlobalStatic::Uninitialized }; __attribute__((visibility("hidden"))) inline Type *innerFunction() { struct HolderBase { ~HolderBase() noexcept { if (guard.load() == QtGlobalStatic::Initialized) guard.store(QtGlobalStatic::Destroyed); } }; static struct Holder : public HolderBase { Type value; Holder() noexcept(noexcept(Type ())) : value () { guard.store(QtGlobalStatic::Initialized); } } holder; return &holder.value; } } } static QGlobalStatic<QThreadStorage<QGuiGLThreadContext *>, Q_QGS_qwindow_context_storage::innerFunction, Q_QGS_qwindow_context_storage::guard> qwindow_context_storage;;-
160static QOpenGLContext *global_share_context = 0;-
161-
162-
163QHash<QOpenGLContext *, bool> QOpenGLContextPrivate::makeCurrentTracker;-
164QMutex QOpenGLContextPrivate::makeCurrentTrackerMutex;-
165void qt_gl_set_global_share_context(QOpenGLContext *context)-
166{-
167 global_share_context = context;-
168}-
169-
170-
171-
172-
173QOpenGLContext *qt_gl_global_share_context()-
174{-
175 return global_share_context;-
176}-
177QOpenGLContext *QOpenGLContextPrivate::setCurrentContext(QOpenGLContext *context)-
178{-
179 QGuiGLThreadContext *threadContext = qwindow_context_storage()->localData();-
180 if (!threadContext) {-
181 if (!QThread::currentThread()) {-
182 QMessageLogger(__FILE__, 342348, __PRETTY_FUNCTION__).warning("No QTLS available. currentContext won't work");-
183 return 0;-
184 }-
185 threadContext = new QGuiGLThreadContext;-
186 qwindow_context_storage()->setLocalData(threadContext);-
187 }-
188 QOpenGLContext *previous = threadContext->context;-
189 threadContext->context = context;-
190 return previous;-
191}-
192-
193int QOpenGLContextPrivate::maxTextureSize()-
194{-
195 if (max_texture_size != -1)-
196 return max_texture_size;-
197-
198 QOpenGLContext * const q = q_func();-
199 QOpenGLFunctions *funcs = q->functions();-
200 funcs->glGetIntegerv(0x0D33, &max_texture_size);-
201-
202-
203 if (!q->isOpenGLES()) {-
204 GLenum proxy = 0x8064;-
205-
206 GLint size;-
207 GLint next = 64;-
208 funcs->glTexImage2D(proxy, 0, 0x1908, next, next, 0, 0x1908, 0x1401, 0);-
209-
210 QOpenGLFunctions_1_0 *gl1funcs = 0;-
211 QOpenGLFunctions_3_2_Core *gl3funcs = 0;-
212-
213 if (q->format().profile() == QSurfaceFormat::CoreProfile)-
214 gl3funcs = q->versionFunctions<QOpenGLFunctions_3_2_Core>();-
215 else-
216 gl1funcs = q->versionFunctions<QOpenGLFunctions_1_0>();-
217-
218 ((!(gl1funcs || gl3funcs)) ? qt_assert("gl1funcs || gl3funcs",__FILE__,378384) : qt_noop());-
219-
220 if (gl1funcs)-
221 gl1funcs->glGetTexLevelParameteriv(proxy, 0, 0x1000, &size);-
222 else-
223 gl3funcs->glGetTexLevelParameteriv(proxy, 0, 0x1000, &size);-
224-
225 if (size == 0) {-
226 return max_texture_size;-
227 }-
228 do {-
229 size = next;-
230 next = size * 2;-
231-
232 if (next > max_texture_size)-
233 break;-
234 funcs->glTexImage2D(proxy, 0, 0x1908, next, next, 0, 0x1908, 0x1401, 0);-
235 if (gl1funcs)-
236 gl1funcs->glGetTexLevelParameteriv(proxy, 0, 0x1000, &next);-
237 else-
238 gl3funcs->glGetTexLevelParameteriv(proxy, 0, 0x1000, &next);-
239-
240 } while (next > size);-
241-
242 max_texture_size = size;-
243 }-
244-
245-
246 return max_texture_size;-
247}-
248-
249-
250-
251-
252-
253QOpenGLContext* QOpenGLContext::currentContext()-
254{-
255 QGuiGLThreadContext *threadContext = qwindow_context_storage()->localData();-
256 if (threadContext) {-
257 return threadContext->context;-
258 }-
259 return 0;-
260}-
261-
262-
263-
264-
265bool QOpenGLContext::areSharing(QOpenGLContext *first, QOpenGLContext *second)-
266{-
267 return first->shareGroup() == second->shareGroup();-
268}-
269-
270-
271-
272-
273-
274-
275QPlatformOpenGLContext *QOpenGLContext::handle() const-
276{-
277 const QOpenGLContextPrivate * const d = d_func();-
278 return d->platformGLContext;-
279}-
280-
281-
282-
283-
284-
285-
286-
287QPlatformOpenGLContext *QOpenGLContext::shareHandle() const-
288{-
289 const QOpenGLContextPrivate * const d = d_func();-
290 if (d->shareContext)-
291 return d->shareContext->handle();-
292 return 0;-
293}-
294QOpenGLContext::QOpenGLContext(QObject *parent)-
295 : QObject(*new QOpenGLContextPrivate(), parent)-
296{-
297 setScreen(QGuiApplication::primaryScreen());-
298}-
299void QOpenGLContext::setFormat(const QSurfaceFormat &format)-
300{-
301 QOpenGLContextPrivate * const d = d_func();-
302 d->requestedFormat = format;-
303}-
304-
305-
306-
307-
308-
309void QOpenGLContext::setShareContext(QOpenGLContext *shareContext)-
310{-
311 QOpenGLContextPrivate * const d = d_func();-
312 d->shareContext = shareContext;-
313}-
314-
315-
316-
317-
318-
319void QOpenGLContext::setScreen(QScreen *screen)-
320{-
321 QOpenGLContextPrivate * const d = d_func();-
322 if (d->screen)-
323 disconnect(d->screen, qFlagLocation("2""destroyed(QObject*)" "\0" __FILE__ ":" "502""508"), this, qFlagLocation("1""_q_screenDestroyed(QObject*)" "\0" __FILE__ ":" "502""508"));-
324 d->screen = screen;-
325 if (!d->screen)-
326 d->screen = QGuiApplication::primaryScreen();-
327 if (d->screen)-
328 connect(d->screen, qFlagLocation("2""destroyed(QObject*)" "\0" __FILE__ ":" "507""513"), this, qFlagLocation("1""_q_screenDestroyed(QObject*)" "\0" __FILE__ ":" "507""513"));-
329}-
330-
331void QOpenGLContextPrivate::_q_screenDestroyed(QObject *object)-
332{-
333 QOpenGLContext * const q = q_func();-
334 if (object == static_cast<QObject *>(screen)) {-
335 screen = 0;-
336 q->setScreen(0);-
337 }-
338}-
339void QOpenGLContext::setNativeHandle(const QVariant &handle)-
340{-
341 QOpenGLContextPrivate * const d = d_func();-
342 d->nativeHandle = handle;-
343}-
344QVariant QOpenGLContext::nativeHandle() const-
345{-
346 const QOpenGLContextPrivate * const d = d_func();-
347 return d->nativeHandle;-
348}-
349bool QOpenGLContext::create()-
350{-
351 QOpenGLContextPrivate * const d = d_func();-
352 if (d->platformGLContext)-
353 destroy();-
354-
355 d->platformGLContext = QGuiApplicationPrivate::platformIntegration()->createPlatformOpenGLContext(this);-
356 if (!d->platformGLContext)-
357 return false;-
358 d->platformGLContext->initialize();-
359 d->platformGLContext->setContext(this);-
360 if (!d->platformGLContext->isSharing())-
361 d->shareContext = 0;-
362 d->shareGroup = d->shareContext ? d->shareContext->shareGroup() : new QOpenGLContextGroup;-
363 d->shareGroup->d_func()->addContext(this);-
364 return isValid();-
365}-
366void QOpenGLContext::destroy()-
367{-
368 deleteQGLContext();-
369 QOpenGLContextPrivate * const d = d_func();-
370 if (d->platformGLContext
d->platformGLContextDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
371 aboutToBeDestroyed();
never executed: aboutToBeDestroyed();
0
372 if (QOpenGLContext::currentContext() == this
QOpenGLContext...text() == thisDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
373 doneCurrent();
never executed: doneCurrent();
0
374 if (d->shareGroup
d->shareGroupDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
375 d->shareGroup->d_func()->removeContext(this);
never executed: d->shareGroup->d_func()->removeContext(this);
0
376 d->shareGroup = 0;-
377 delete d->platformGLContext;-
378 d->platformGLContext = 0;-
379 delete d->functions;-
380 d->functions = 0;-
381-
382 for (QForeachContainer<typename QtPrivate::remove_reference<decltypeQAbstractOpenGLFunctions *func : qAsConst(d->externalVersionFunctions)>::type> _container_((d->externalVersionFunctions)); _container_.control && _container_.i != _container_.e; ++_container_.i, _container_.control ^= 1) for (QAbstractOpenGLFunctions *func = *_container_.i; _container_.control; _container_.control = 0))) {-
383 QAbstractOpenGLFunctionsPrivate *func_d = QAbstractOpenGLFunctionsPrivate::get(func);-
384 func_d->owningContext = 0;-
385 func_d->initialized = false;-
386 }
never executed: end of block
0
387 d->externalVersionFunctions.clear();-
388 qDeleteAll(d->versionFunctions);-
389 d->versionFunctions.clear();-
qDeleteAll(d->versionFunctionsBackend);
d->versionFunctionsBackend.clear();
390-
391 delete d->textureFunctions;-
392 d->textureFunctions = 0;-
393-
394 d->nativeHandle = QVariant();-
395}
never executed: end of block
0
396QOpenGLContext::~QOpenGLContext()-
397{-
398 destroy();-
399-
400-
401 QOpenGLContextPrivate::cleanMakeCurrentTracker(this);-
402-
403}-
404bool QOpenGLContext::isValid() const-
405{-
406 const QOpenGLContextPrivate * const d = d_func();-
407 return d->platformGLContext && d->platformGLContext->isValid();-
408}-
409QOpenGLFunctions *QOpenGLContext::functions() const-
410{-
411 const QOpenGLContextPrivate * const d = d_func();-
412 if (!d->functions)-
413 const_cast<QOpenGLFunctions *&>(d->functions) = new QOpenGLExtensions(QOpenGLContext::currentContext());-
414 return d->functions;-
415}-
416QOpenGLExtraFunctions *QOpenGLContext::extraFunctions() const-
417{-
418 return static_cast<QOpenGLExtraFunctions *>(functions());-
419}-
420QAbstractOpenGLFunctions *QOpenGLContext::versionFunctions(const QOpenGLVersionProfile &versionProfile) const-
421{-
422-
423 if (isOpenGLES()) {-
424 QMessageLogger(__FILE__, 821825, __PRETTY_FUNCTION__).warning("versionFunctions: Not supported on OpenGL ES");-
425 return 0;-
426 }-
427-
428-
429 const QOpenGLContextPrivate * const d = d_func();-
430 const QSurfaceFormat f = format();-
431-
432-
433 QOpenGLVersionProfile vp = versionProfile;-
434 if (!vp.isValid())-
435 vp = QOpenGLVersionProfile(f);-
436-
437-
438 const QPair<int, int> v = qMakePair(f.majorVersion(), f.minorVersion());-
439 if (v < vp.version())-
440 return 0;-
441-
442-
443-
444 if (((vp.hasProfiles() && vp.profile() != QSurfaceFormat::CoreProfile) || vp.isLegacyVersion())-
445 && f.profile() == QSurfaceFormat::CoreProfile)-
446 return 0;-
447-
448-
449 QAbstractOpenGLFunctions* funcs = 0;-
450 if (!d->versionFunctions.contains(vp)) {-
451 funcs = QOpenGLVersionFunctionsFactory::create(vp);-
452 if (funcs) {-
453 funcs->setOwningContext(this);-
454 d->versionFunctions.insert(vp, funcs);-
455 }-
456 } else {-
457 funcs = d->versionFunctions.value(vp);-
458 }-
459-
460 if (funcs && QOpenGLContext::currentContext() == this)-
461 funcs->initializeOpenGLFunctions();-
462-
463 return funcs;-
464}-
465QSet<QByteArray> QOpenGLContext::extensions() const-
466{-
467 const QOpenGLContextPrivate * const d = d_func();-
468 if (d->extensionNames.isEmpty()) {-
469 QOpenGLExtensionMatcher matcher;-
470 d->extensionNames = matcher.extensions();-
471 }-
472-
473 return d->extensionNames;-
474}-
475bool QOpenGLContext::hasExtension(const QByteArray &extension) const-
476{-
477 return extensions().contains(extension);-
478}-
479GLuint QOpenGLContext::defaultFramebufferObject() const-
480{-
481 if (!isValid())-
482 return 0;-
483-
484 const QOpenGLContextPrivate * const d = d_func();-
485 if (!d->surface || !d->surface->surfaceHandle())-
486 return 0;-
487-
488 if (d->defaultFboRedirect)-
489 return d->defaultFboRedirect;-
490-
491 return d->platformGLContext->defaultFramebufferObject(d->surface->surfaceHandle());-
492}-
493bool QOpenGLContext::makeCurrent(QSurface *surface)-
494{-
495 QOpenGLContextPrivate * const d = d_func();-
496 if (!isValid()
!isValid()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
497 return
never executed: return false;
 false;
never executed: return false;
0
498-
499 if (__builtin_expect(!!(
__builtin_expe...ead()), false)Description
TRUEnever evaluated
FALSEnever evaluated
thread() != QThread::currentThread())()), false)
__builtin_expe...ead()), false)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
500 QMessageLogger(__FILE__, 954958, __PRETTY_FUNCTION__).fatal("Cannot make QOpenGLContext current in a different thread");
never executed: QMessageLogger(__FILE__, 958, __PRETTY_FUNCTION__).fatal("Cannot make QOpenGLContext current in a different thread");
0
501-
502 if (!surface
!surfaceDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
503 doneCurrent();-
504 return
never executed: return true;
 true;
never executed: return true;
0
505 }-
506-
507 if (!surface->surfaceHandle()
!surface->surfaceHandle()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
508 return
never executed: return false;
 false;
never executed: return false;
0
509 if (!surface->supportsOpenGL()
!surface->supportsOpenGL()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
510 QMessageLogger(__FILE__, 964968, __PRETTY_FUNCTION__).warning() << "QOpenGLContext::makeCurrent() called with non-opengl surface" << surface;-
511 return
never executed: return false;
 false;
never executed: return false;
0
512 }-
513-
514 QOpenGLContext *previous = QOpenGLContextPrivate::setCurrentContext(this);-
515-
516 if (d->platformGLContext->makeCurrent(surface->surfaceHandle())
d->platformGLC...rfaceHandle())Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
517 d->surface = surface;-
518-
519 d->shareGroup->d_func()->deletePendingResources(this);-
520-
521-
522 QOpenGLContextPrivate::toggleMakeCurrentTracker(this, true);-
523-
524-
525 return
never executed: return true;
 true;
never executed: return true;
0
526 }-
527-
528 QOpenGLContextPrivate::setCurrentContext(previous);-
529-
530 return
never executed: return false;
 false;
never executed: return false;
0
531}-
532void QOpenGLContext::doneCurrent()-
533{-
534 QOpenGLContextPrivate * const d = d_func();-
535 if (!isValid())-
536 return;-
537-
538 if (QOpenGLContext::currentContext() == this)-
539 d->shareGroup->d_func()->deletePendingResources(this);-
540-
541 d->platformGLContext->doneCurrent();-
542 QOpenGLContextPrivate::setCurrentContext(0);-
543-
544 d->surface = 0;-
545}-
546-
547-
548-
549-
550-
551-
552QSurface *QOpenGLContext::surface() const-
553{-
554 const QOpenGLContextPrivate * const d = d_func();-
555 return d->surface;-
556}-
557void QOpenGLContext::swapBuffers(QSurface *surface)-
558{-
559 QOpenGLContextPrivate * const d = d_func();-
560 if (!isValid()
!isValid()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
561 return;
never executed: return;
0
562-
563 if (!surface
!surfaceDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
564 QMessageLogger(__FILE__, 10341038, __PRETTY_FUNCTION__).warning() << ("QOpenGLContext::swapBuffers() called with null argument";);-
565 return;
never executed: return;
0
566 }-
567-
568 if (!surface->supportsOpenGL()
!surface->supportsOpenGL()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
569 QMessageLogger(__FILE__, 10391043, __PRETTY_FUNCTION__).warning() << ("QOpenGLContext::swapBuffers() called with non-opengl surface";);-
570 return;
never executed: return;
0
571 }-
572-
573 if (surface->surfaceClass() == QSurface::Window
surface->surfa...urface::WindowDescription
TRUEnever evaluated
FALSEnever evaluated
0
574 && !qt_window_private(static_cast<QWindow *>(surface))->receivedExpose
!qt_window_pri...receivedExposeDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
575 {-
576 QMessageLogger(__FILE__, 10461050, __PRETTY_FUNCTION__).warning() << ("QOpenGLContext::swapBuffers() called with non-exposed window, behavior is undefined";);-
577 }
never executed: end of block
0
578-
579 QPlatformSurface *surfaceHandle = surface->surfaceHandle();-
580 if (!surfaceHandle
!surfaceHandleDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
581 return;
never executed: return;
0
582-
583-
584 if (!QOpenGLContextPrivate::toggleMakeCurrentTracker(this, false)
!QOpenGLContex...r(this, false)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
585 QMessageLogger(__FILE__, 10551059, __PRETTY_FUNCTION__).warning() << ("QOpenGLContext::swapBuffers() called without corresponding makeCurrent()";);
never executed: QMessageLogger(__FILE__, 1059, __PRETTY_FUNCTION__).warning("QOpenGLContext::swapBuffers() called without corresponding makeCurrent()");
0
586-
587 if (surface->format().swapBehavior() == QSurfaceFormat::SingleBuffer
surface->forma...::SingleBufferDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
588 functions()->glFlush();
never executed: functions()->glFlush();
0
589 d->platformGLContext->swapBuffers(surfaceHandle);-
590}
never executed: end of block
0
591-
592-
593-
594-
595-
596-
597QFunctionPointer QOpenGLContext::getProcAddress(const QByteArray &procName) const-
598{-
599 return
never executed: return getProcAddress(procName.constData());
 getProcAddress(procName.constData());
never executed: return getProcAddress(procName.constData());
0
600}-
601-
602-
603-
604-
605-
606QFunctionPointer QOpenGLContext::getProcAddress(const char *procName) const-
607{-
608 const QOpenGLContextPrivate * const d = d_func();-
609 if (!d->platformGLContext
!d->platformGLContextDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
610 return
never executed: return nullptr;
 0nullptr;
never executed: return nullptr;
0
611 return
never executed: return d->platformGLContext->getProcAddress(procName);
 d->platformGLContext->getProcAddress(procName);
never executed: return d->platformGLContext->getProcAddress(procName);
0
612}-
613QSurfaceFormat QOpenGLContext::format() const-
614{-
615 const QOpenGLContextPrivate * const d = d_func();-
616 if (!d->platformGLContext)-
617 return d->requestedFormat;-
618 return d->platformGLContext->format();-
619}-
620-
621-
622-
623-
624QOpenGLContextGroup *QOpenGLContext::shareGroup() const-
625{-
626 const QOpenGLContextPrivate * const d = d_func();-
627 return d->shareGroup;-
628}-
629-
630-
631-
632-
633-
634-
635-
636QOpenGLContext *QOpenGLContext::shareContext() const-
637{-
638 const QOpenGLContextPrivate * const d = d_func();-
639 return d->shareContext;-
640}-
641-
642-
643-
644-
645QScreen *QOpenGLContext::screen() const-
646{-
647 const QOpenGLContextPrivate * const d = d_func();-
648 return d->screen;-
649}-
650-
651-
652-
653-
654-
655-
656-
657void *QOpenGLContext::qGLContextHandle() const-
658{-
659 const QOpenGLContextPrivate * const d = d_func();-
660 return d->qGLContextHandle;-
661}-
662-
663-
664-
665-
666-
667-
668-
669void QOpenGLContext::setQGLContextHandle(void *handle,void (*qGLContextDeleteFunction)(void *))-
670{-
671 QOpenGLContextPrivate * const d = d_func();-
672 d->qGLContextHandle = handle;-
673 d->qGLContextDeleteFunction = qGLContextDeleteFunction;-
674}-
675-
676-
677-
678-
679void QOpenGLContext::deleteQGLContext()-
680{-
681 QOpenGLContextPrivate * const d = d_func();-
682 if (d->qGLContextDeleteFunction && d->qGLContextHandle) {-
683 d->qGLContextDeleteFunction(d->qGLContextHandle);-
684 d->qGLContextDeleteFunction = 0;-
685 d->qGLContextHandle = 0;-
686 }-
687}-
688void *QOpenGLContext::openGLModuleHandle()-
689{-
690-
691-
692-
693-
694-
695 return 0;-
696-
697}-
698QOpenGLContext::OpenGLModuleType QOpenGLContext::openGLModuleType()-
699{-
700-
701-
702-
703-
704-
705-
706 return LibGL;-
707-
708}-
709bool QOpenGLContext::isOpenGLES() const-
710{-
711 return format().renderableType() == QSurfaceFormat::OpenGLES;-
712}-
713bool QOpenGLContext::supportsThreadedOpenGL()-
714{-
715 ((!((static_cast<QGuiApplication *>(QCoreApplication::instance())))) ? qt_assert("qGuiApp",__FILE__,12601273) : qt_noop());-
716 return QGuiApplicationPrivate::instance()->platformIntegration()->hasCapability(QPlatformIntegration::ThreadedOpenGL);-
717}-
718QOpenGLContext *QOpenGLContext::globalShareContext()-
719{-
720 ((!((static_cast<QGuiApplication *>(QCoreApplication::instance())))) ? qt_assert("qGuiApp",__FILE__,12851298) : qt_noop());-
721 return qt_gl_global_share_context();-
722}-
723-
724-
725-
726-
QOpenGLVersionFunctionsBackendQOpenGLVersionFunctionsStorage *QOpenGLContext::functionsBackend(const QOpenGLVersionStatus &v)functionsBackendStorage() const
728{-
729 const QOpenGLContextPrivate * const d = d_func();-
730 return
never executed: return &d->versionFunctionsStorage;
 d->versionFunctionsBackend.value(v, 0);
never executed: return &d->versionFunctionsStorage;
0
}
never executed: return &d->versionFunctionsStorage;
void QOpenGLContext::insertFunctionsBackend(const QOpenGLVersionStatus &v,
never executed: return &d->versionFunctionsStorage;
QOpenGLVersionFunctionsBackend *backend)
never executed: return &d->versionFunctionsStorage;
{
never executed: return &d->versionFunctionsStorage;
QOpenGLContextPrivate * const d = d_func();
never executed: return &d->versionFunctionsStorage;
d->versionFunctionsBackend.insert(v, backend);
never executed: return &d->versionFunctionsStorage;
}
never executed: return &d->versionFunctionsStorage;
void QOpenGLContext::removeFunctionsBackend(const QOpenGLVersionStatus &v)
never executed: return &d->versionFunctionsStorage;
{
never executed: return &d->versionFunctionsStorage;
QOpenGLContextPrivate * const d = d_func();
never executed: return &d->versionFunctionsStorage;
d
never executed: return &d->versionFunctionsStorage;
never executed: return &d->versionFunctionsStorage;
&d->versionFunctionsBackend.remove(v);versionFunctionsStorage;
never executed: return &d->versionFunctionsStorage;
731}-
732-
733-
734-
735-
736void QOpenGLContext::insertExternalFunctions(QAbstractOpenGLFunctions *f)-
737{-
738 QOpenGLContextPrivate * const d = d_func();-
739 d->externalVersionFunctions.insert(f);-
740}-
741-
742-
743-
744-
745void QOpenGLContext::removeExternalFunctions(QAbstractOpenGLFunctions *f)-
746{-
747 QOpenGLContextPrivate * const d = d_func();-
748 d->externalVersionFunctions.remove(f);-
749}-
750-
751-
752-
753-
754QOpenGLTextureHelper* QOpenGLContext::textureFunctions() const-
755{-
756 const QOpenGLContextPrivate * const d = d_func();-
757 return d->textureFunctions;-
758}-
759-
760-
761-
762-
763void QOpenGLContext::setTextureFunctions(QOpenGLTextureHelper* textureFuncs)-
764{-
765 QOpenGLContextPrivate * const d = d_func();-
766 d->textureFunctions = textureFuncs;-
767}-
768QOpenGLContextGroup::QOpenGLContextGroup()-
769 : QObject(*new QOpenGLContextGroupPrivate())-
770{-
771}-
772-
773-
774-
775-
776QOpenGLContextGroup::~QOpenGLContextGroup()-
777{-
778 QOpenGLContextGroupPrivate * const d = d_func();-
779 d->cleanup();-
780}-
781-
782-
783-
784-
785QList<QOpenGLContext *> QOpenGLContextGroup::shares() const-
786{-
787 const QOpenGLContextGroupPrivate * const d = d_func();-
788 return d->m_shares;-
789}-
790-
791-
792-
793-
794-
795-
796QOpenGLContextGroup *QOpenGLContextGroup::currentContextGroup()-
797{-
798 QOpenGLContext *current = QOpenGLContext::currentContext();-
799 return current ? current->shareGroup() : 0;-
800}-
801-
802void QOpenGLContextGroupPrivate::addContext(QOpenGLContext *ctx)-
803{-
804 QMutexLocker locker(&m_mutex);-
805 m_refs.ref();-
806 m_shares << ctx;-
807}-
808-
809void QOpenGLContextGroupPrivate::removeContext(QOpenGLContext *ctx)-
810{-
811 QOpenGLContextGroup * const q = q_func();-
812-
813 bool deleteObject = false;-
814-
815 {-
816 QMutexLocker locker(&m_mutex);-
817 m_shares.removeOne(ctx);-
818-
819 if (ctx == m_context
ctx == m_contextDescription
TRUEnever evaluated
FALSEnever evaluated
 && !m_shares.isEmpty()
!m_shares.isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
820 m_context = m_shares.firstconstFirst();
never executed: m_context = m_shares.constFirst();
0
821-
822 if (!m_refs.deref()
!m_refs.deref()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
823 cleanup();-
824 deleteObject = true;-
825 }
never executed: end of block
0
826 }-
827-
828 if (deleteObject
deleteObjectDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
829 if (q->thread() == QThread::currentThread()
q->thread() ==...urrentThread()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
830 delete q;
never executed: delete q;
0
831 else-
832 q->deleteLater();
never executed: q->deleteLater();
0
833 }-
834}
never executed: end of block
0
835-
836void QOpenGLContextGroupPrivate::cleanup()-
837{-
838 QOpenGLContextGroup * const q = q_func();-
839 {-
840 QHash<QOpenGLMultiGroupSharedResource *, QOpenGLSharedResource *>::const_iterator it, end;-
841 end = m_resources.constEnd();-
842 for (it = m_resources.constBegin(); it != end; ++it)-
843 it.key()->cleanup(q, it.value());-
844 m_resources.clear();-
845 }-
846-
847 QList<QOpenGLSharedResource *>::iterator it = m_sharedResources.begin();-
848 QList<QOpenGLSharedResource *>::iterator end = m_sharedResources.end();-
849-
850 while (it != end) {-
851 (*it)->invalidateResource();-
852 (*it)->m_group = 0;-
853 ++it;-
854 }-
855-
856 m_sharedResources.clear();-
857-
858 qDeleteAll(m_pendingDeletion.begin(), m_pendingDeletion.end());-
859 m_pendingDeletion.clear();-
860}-
861-
862void QOpenGLContextGroupPrivate::deletePendingResources(QOpenGLContext *ctx)-
863{-
864 QMutexLocker locker(&m_mutex);-
865-
866 const QList<QOpenGLSharedResource *> pending = m_pendingDeletion;-
867 m_pendingDeletion.clear();-
868-
869 QList<QOpenGLSharedResource *>::const_iterator it = pending.begin();-
870 QList<QOpenGLSharedResource *>::const_iterator end = pending.end();-
871 while (it != end) {-
872 (*it)->freeResource(ctx);-
873 delete *it;-
874 ++it;-
875 }-
876}-
877QOpenGLSharedResource::QOpenGLSharedResource(QOpenGLContextGroup *group)-
878 : m_group(group)-
879{-
880 QMutexLocker locker(&m_group->d_func()->m_mutex);-
881 m_group->d_func()->m_sharedResources << this;-
882}-
883-
884QOpenGLSharedResource::~QOpenGLSharedResource()-
885{-
886}-
887-
888-
889void QOpenGLSharedResource::free()-
890{-
891 if (!m_group) {-
892 delete this;-
893 return;-
894 }-
895-
896 QMutexLocker locker(&m_group->d_func()->m_mutex);-
897 m_group->d_func()->m_sharedResources.removeOne(this);-
898 m_group->d_func()->m_pendingDeletion << this;-
899-
900-
901 QOpenGLContext *current = QOpenGLContext::currentContext();-
902 if (current && current->shareGroup() == m_group) {-
903 m_group->d_func()->deletePendingResources(current);-
904 }-
905}-
906void QOpenGLSharedResourceGuard::freeResource(QOpenGLContext *context)-
907{-
908 if (m_id) {-
909 QOpenGLFunctions functions(context);-
910 m_func(&functions, m_id);-
911 m_id = 0;-
912 }-
913}-
914QOpenGLMultiGroupSharedResource::QOpenGLMultiGroupSharedResource()-
915 : active(0),-
916 m_mutex(QMutex::Recursive)-
917{-
918-
919-
920-
921}-
922-
923QOpenGLMultiGroupSharedResource::~QOpenGLMultiGroupSharedResource()-
924{-
925-
926-
927-
928 for (int i = 0; i < m_groups.size()
i < m_groups.size()Description
TRUEnever evaluated
FALSEnever evaluated
; ++i) {		0
929 if (!m_groups.at(i)->shares().isEmpty()
!m_groups.at(i...es().isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
930 QOpenGLContext *context = m_groups.at(i)->shares().firstconstFirst();-
931 QOpenGLSharedResource *resource = value(context);-
932 if (resource
resourceDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
933 resource->free();
never executed: resource->free();
0
934 }
never executed: end of block
0
935 m_groups.at(i)->d_func()->m_resources.remove(this);-
936 active.deref();-
937 }
never executed: end of block
0
938-
939 if (active.load() != 0
active.load() != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
940 QMessageLogger(__FILE__, 15921586, __PRETTY_FUNCTION__).warning("QtGui: Resources are still available at program shutdown.\n"-
941 " This is possibly caused by a leaked QOpenGLWidget, \n"-
942 " QOpenGLFramebufferObject or QOpenGLPixelBuffer.");-
943 }
never executed: end of block
0
944-
945}
never executed: end of block
0
946-
947void QOpenGLMultiGroupSharedResource::insert(QOpenGLContext *context, QOpenGLSharedResource *value)-
948{-
949-
950-
951-
952 QOpenGLContextGroup *group = context->shareGroup();-
953 ((!(!group->d_func()->m_resources.contains(this))) ? qt_assert("!group->d_func()->m_resources.contains(this)",__FILE__,16051599) : qt_noop());-
954 group->d_func()->m_resources.insert(this, value);-
955 m_groups.append(group);-
956 active.ref();-
957}-
958-
959QOpenGLSharedResource *QOpenGLMultiGroupSharedResource::value(QOpenGLContext *context)-
960{-
961 QOpenGLContextGroup *group = context->shareGroup();-
962 return group->d_func()->m_resources.value(this, 0);-
963}-
964-
965QList<QOpenGLSharedResource *> QOpenGLMultiGroupSharedResource::resources() const-
966{-
967 QList<QOpenGLSharedResource *> result;-
968 for (QList<QOpenGLContextGroup *>::const_iterator it = m_groups.constBegin(); it != m_groups.constEnd(); ++it) {-
969 QOpenGLSharedResource *resource = (*it)->d_func()->m_resources.value(const_cast<QOpenGLMultiGroupSharedResource *>(this), 0);-
970 if (resource)-
971 result << resource;-
972 }-
973 return result;-
974}-
975-
976void QOpenGLMultiGroupSharedResource::cleanup(QOpenGLContextGroup *group, QOpenGLSharedResource *value)-
977{-
978-
979-
980-
981 value->invalidateResource();-
982 value->free();-
983 active.deref();-
984-
985 ((!(m_groups.contains(group))) ? qt_assert("m_groups.contains(group)",__FILE__,16371631) : qt_noop());-
986 m_groups.removeOne(group);-
987}-
988-
989-
990-
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