qopenglwidget.cpp

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1-
2-
3class QOpenGLWidgetPaintDevicePrivate : public QOpenGLPaintDevicePrivate-
4{-
5public:-
6 QOpenGLWidgetPaintDevicePrivate(QOpenGLWidget *widget)-
7 : QOpenGLPaintDevicePrivate(QSize()),-
8 w(widget) { }
never executed: end of block
0
9-
10 void beginPaint() override;-
11-
12 QOpenGLWidget *w;-
13};-
14-
15class QOpenGLWidgetPaintDevice : public QOpenGLPaintDevice-
16{-
17public:-
18 QOpenGLWidgetPaintDevice(QOpenGLWidget *widget)-
19 : QOpenGLPaintDevice(*new QOpenGLWidgetPaintDevicePrivate(widget)) { }
never executed: end of block
0
20 void ensureActiveTarget() override;-
21};-
22-
23class QOpenGLWidgetPrivate : public QWidgetPrivate-
24{-
25 inline QOpenGLWidget* q_func() { return static_cast<QOpenGLWidget *>(q_ptr); } inline const QOpenGLWidget* q_func() const { return static_cast<const QOpenGLWidget *>(q_ptr); } friend class QOpenGLWidget;-
26public:-
27 QOpenGLWidgetPrivate()-
28 : context(0),-
29 fbo(0),-
30 resolvedFbo(0),-
31 surface(0),-
32 initialized(false),-
33 fakeHidden(false),-
34 inBackingStorePaint(false),-
35 hasBeenComposed(false),-
36 flushPending(false),-
37 paintDevice(0),-
38 updateBehavior(QOpenGLWidget::NoPartialUpdate),-
39 requestedSamples(0),-
40 inPaintGL(false)-
41 {-
42 requestedFormat = QSurfaceFormat::defaultFormat();-
43 }
never executed: end of block
0
44-
45 void reset();-
46 void recreateFbo();-
47-
48 GLuint textureId() const override;-
49-
50 void initialize();-
51 void invokeUserPaint();-
52 void render();-
53-
54 void invalidateFbo();-
55-
56 QImage grabFramebuffer() override;-
57 void beginBackingStorePainting() override { inBackingStorePaint = true; }
never executed: end of block
0
58 void endBackingStorePainting() override { inBackingStorePaint = false; }
never executed: end of block
0
59 void beginCompose() override;-
60 void endCompose() override;-
61 void initializeViewportFramebuffer() override;-
62 void resizeViewportFramebuffer() override;-
63 void resolveSamples() override;-
64-
65 QOpenGLContext *context;-
66 QOpenGLFramebufferObject *fbo;-
67 QOpenGLFramebufferObject *resolvedFbo;-
68 QOffscreenSurface *surface;-
69 bool initialized;-
70 bool fakeHidden;-
71 bool inBackingStorePaint;-
72 bool hasBeenComposed;-
73 bool flushPending;-
74 QOpenGLPaintDevice *paintDevice;-
75 QSurfaceFormat requestedFormat;-
76 QOpenGLWidget::UpdateBehavior updateBehavior;-
77 int requestedSamples;-
78 bool inPaintGL;-
79};-
80-
81void QOpenGLWidgetPaintDevicePrivate::beginPaint()-
82{-
83-
84-
85-
86-
87 if (w->autoFillBackground()
w->autoFillBackground()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
88 QOpenGLFunctions *f = QOpenGLContext::currentContext()->functions();-
89 if (w->format().hasAlpha()
w->format().hasAlpha()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
90 f->glClearColor(0, 0, 0, 0);-
91 }
never executed: end of block
 else {		0
92 QColor c = w->palette().brush(w->backgroundRole()).color();-
93 float alpha = c.alphaF();-
94 f->glClearColor(c.redF() * alpha, c.greenF() * alpha, c.blueF() * alpha, alpha);-
95 }
never executed: end of block
0
96 f->glClear(0x00004000 | 0x00000100 | 0x00000400);-
97 }
never executed: end of block
0
98}
never executed: end of block
0
99-
100void QOpenGLWidgetPaintDevice::ensureActiveTarget()-
101{-
102 QOpenGLWidgetPaintDevicePrivate *d = static_cast<QOpenGLWidgetPaintDevicePrivate *>(d_ptr.data());-
103 QOpenGLWidgetPrivate *wd = static_cast<QOpenGLWidgetPrivate *>(QWidgetPrivate::get(d->w));-
104 if (!wd->initialized
!wd->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
105 return;
never executed: return;
0
106-
107 if (QOpenGLContext::currentContext() != wd->context
QOpenGLContext...!= wd->contextDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
108 d->w->makeCurrent();
never executed: d->w->makeCurrent();
0
109 else-
110 wd->fbo->bind();
never executed: wd->fbo->bind();
0
111-
112-
113-
114-
115 wd->flushPending = true;-
116}
never executed: end of block
0
117-
118GLuint QOpenGLWidgetPrivate::textureId() const-
119{-
120 return
never executed: return resolvedFbo ? resolvedFbo->texture() : (fbo ? fbo->texture() : 0);
 resolvedFbo
resolvedFboDescription
TRUEnever evaluated
FALSEnever evaluated
 ? resolvedFbo->texture() : (fbo
fboDescription
TRUEnever evaluated
FALSEnever evaluated
 ? fbo->texture() : 0);
never executed: return resolvedFbo ? resolvedFbo->texture() : (fbo ? fbo->texture() : 0);
0
121}-
122-
123void QOpenGLWidgetPrivate::reset()-
124{-
125 QOpenGLWidget * const q = q_func();-
126-
127-
128 if (initialized
initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
129 q->makeCurrent();
never executed: q->makeCurrent();
0
130-
131 delete paintDevice;-
132 paintDevice = 0;-
133 delete fbo;-
134 fbo = 0;-
135 delete resolvedFbo;-
136 resolvedFbo = 0;-
137-
138 if (initialized
initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
139 q->doneCurrent();
never executed: q->doneCurrent();
0
140-
141-
142-
143-
144 delete context;-
145 context = 0;-
146 delete surface;-
147 surface = 0;-
148 initialized = fakeHidden = inBackingStorePaint = false;-
149}
never executed: end of block
0
150-
151void QOpenGLWidgetPrivate::recreateFbo()-
152{-
153 QOpenGLWidget * const q = q_func();-
154-
155 q->aboutToResize();-
156-
157 context->makeCurrent(surface);-
158-
159 delete fbo;-
160 fbo = 0;-
161 delete resolvedFbo;-
162 resolvedFbo = 0;-
163-
164 int samples = requestedSamples;-
165 QOpenGLExtensions *extfuncs = static_cast<QOpenGLExtensions *>(context->functions());-
166 if (!extfuncs->hasOpenGLExtension(QOpenGLExtensions::FramebufferMultisample)
!extfuncs->has...erMultisample)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
167 samples = 0;
never executed: samples = 0;
0
168-
169 QOpenGLFramebufferObjectFormat format;-
170 format.setAttachment(QOpenGLFramebufferObject::CombinedDepthStencil);-
171 format.setSamples(samples);-
172-
173 const QSize deviceSize = q->size() * q->devicePixelRatioF();-
174 fbo = new QOpenGLFramebufferObject(deviceSize, format);-
175 if (samples > 0
samples > 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
176 resolvedFbo = new QOpenGLFramebufferObject(deviceSize);
never executed: resolvedFbo = new QOpenGLFramebufferObject(deviceSize);
0
177-
178 fbo->bind();-
179 context->functions()->glClear(0x00004000 | 0x00000100 | 0x00000400);-
180-
181 paintDevice->setSize(deviceSize);-
182 paintDevice->setDevicePixelRatio(q->devicePixelRatioF());-
183-
184 q->resized();-
185}
never executed: end of block
0
186-
187void QOpenGLWidgetPrivate::beginCompose()-
188{-
189 QOpenGLWidget * const q = q_func();-
190 if (flushPending
flushPendingDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
191 flushPending = false;-
192 q->makeCurrent();-
193 static_cast<QOpenGLExtensions *>(context->functions())->flushShared();-
194 }
never executed: end of block
0
195 hasBeenComposed = true;-
196 q->aboutToCompose();-
197}
never executed: end of block
0
198-
199void QOpenGLWidgetPrivate::endCompose()-
200{-
201 QOpenGLWidget * const q = q_func();-
202 q->frameSwapped();-
203}
never executed: end of block
0
204-
205void QOpenGLWidgetPrivate::initialize()-
206{-
207 QOpenGLWidget * const q = q_func();-
208 if (initialized
initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
209 return;
never executed: return;
0
210-
211-
212-
213 QWidget *tlw = q->window();-
214 QOpenGLContext *shareContext = get(tlw)->shareContext();-
215 if (!shareContext
!shareContextDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
216 QMessageLogger(__FILE__, 739, __PRETTY_FUNCTION__).warning("QOpenGLWidget: Cannot be used without a context shared with the toplevel.");-
217 return;
never executed: return;
0
218 }-
219-
220-
221-
222-
223-
224 requestedSamples = requestedFormat.samples();-
225 requestedFormat.setSamples(0);-
226-
227 QScopedPointer<QOpenGLContext> ctx(new QOpenGLContext);-
228 ctx->setShareContext(shareContext);-
229 ctx->setFormat(requestedFormat);-
230 ctx->setScreen(shareContext->screen());-
231 if (!ctx->create()
!ctx->create()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
232 QMessageLogger(__FILE__, 755, __PRETTY_FUNCTION__).warning("QOpenGLWidget: Failed to create context");-
233 return;
never executed: return;
0
234 }-
235-
236-
237 QSurfaceFormat tlwFormat = tlw->windowHandle()->format();-
238 if (requestedFormat.swapInterval() != tlwFormat.swapInterval()
requestedForma...swapInterval()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
239-
240-
241 tlwFormat.setSwapInterval(requestedFormat.swapInterval());-
242 tlw->windowHandle()->setFormat(tlwFormat);-
243 }
never executed: end of block
0
244 if (requestedFormat.swapBehavior() != tlwFormat.swapBehavior()
requestedForma...swapBehavior()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
245 tlwFormat.setSwapBehavior(requestedFormat.swapBehavior());-
246 tlw->windowHandle()->setFormat(tlwFormat);-
247 }
never executed: end of block
0
248-
249-
250-
251-
252 surface = new QOffscreenSurface;-
253 surface->setFormat(ctx->format());-
254 surface->setScreen(ctx->screen());-
255 surface->create();-
256-
257 if (!ctx->makeCurrent(surface)
!ctx->makeCurrent(surface)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
258 QMessageLogger(__FILE__, 781, __PRETTY_FUNCTION__).warning("QOpenGLWidget: Failed to make context current");-
259 return;
never executed: return;
0
260 }-
261-
262 paintDevice = new QOpenGLWidgetPaintDevice(q);-
263 paintDevice->setSize(q->size() * q->devicePixelRatioF());-
264 paintDevice->setDevicePixelRatio(q->devicePixelRatioF());-
265-
266 context = ctx.take();-
267 initialized = true;-
268-
269 q->initializeGL();-
270}
never executed: end of block
0
271-
272void QOpenGLWidgetPrivate::resolveSamples()-
273{-
274 QOpenGLWidget * const q = q_func();-
275 if (resolvedFbo
resolvedFboDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
276 q->makeCurrent();-
277 QRect rect(QPoint(0, 0), fbo->size());-
278 QOpenGLFramebufferObject::blitFramebuffer(resolvedFbo, rect, fbo, rect);-
279 flushPending = true;-
280 }
never executed: end of block
0
281}
never executed: end of block
0
282-
283void QOpenGLWidgetPrivate::invokeUserPaint()-
284{-
285 QOpenGLWidget * const q = q_func();-
286-
287 QOpenGLContext *ctx = QOpenGLContext::currentContext();-
288 ((!(ctx && fbo)) ? qt_assert("ctx && fbo",__FILE__,811) : qt_noop());-
289-
290 QOpenGLFunctions *f = ctx->functions();-
291 QOpenGLContextPrivate::get(ctx)->defaultFboRedirect = fbo->handle();-
292-
293 f->glViewport(0, 0, q->width() * q->devicePixelRatioF(), q->height() * q->devicePixelRatioF());-
294 inPaintGL = true;-
295 q->paintGL();-
296 inPaintGL = false;-
297 flushPending = true;-
298-
299 QOpenGLContextPrivate::get(ctx)->defaultFboRedirect = 0;-
300}
never executed: end of block
0
301-
302void QOpenGLWidgetPrivate::render()-
303{-
304 QOpenGLWidget * const q = q_func();-
305-
306 if (fakeHidden
fakeHiddenDescription
TRUEnever evaluated
FALSEnever evaluated
 || !initialized
!initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
307 return;
never executed: return;
0
308-
309 q->makeCurrent();-
310-
311 if (updateBehavior == QOpenGLWidget::NoPartialUpdate
updateBehavior...oPartialUpdateDescription
TRUEnever evaluated
FALSEnever evaluated
 && hasBeenComposed
hasBeenComposedDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
312 invalidateFbo();-
313 hasBeenComposed = false;-
314 }
never executed: end of block
0
315-
316 invokeUserPaint();-
317}
never executed: end of block
0
318-
319void QOpenGLWidgetPrivate::invalidateFbo()-
320{-
321 QOpenGLExtensions *f = static_cast<QOpenGLExtensions *>(QOpenGLContext::currentContext()->functions());-
322 if (f->hasOpenGLExtension(QOpenGLExtensions::DiscardFramebuffer)
f->hasOpenGLEx...rdFramebuffer)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
323 const int gl_color_attachment0 = 0x8CE0;-
324 const int gl_depth_attachment = 0x8D00;-
325 const int gl_stencil_attachment = 0x8D20;-
326 const GLenum attachments[] = {-
327 gl_color_attachment0, gl_depth_attachment, gl_stencil_attachment-
328 };-
329 f->glDiscardFramebufferEXT(0x8D40, sizeof attachments / sizeof *attachments, attachments);-
330 }
never executed: end of block
 else {		0
331 f->glClear(0x00004000 | 0x00000100 | 0x00000400);-
332 }
never executed: end of block
0
333}-
334-
335extern __attribute__((visibility("default"))) QImage qt_gl_read_framebuffer(const QSize &size, bool alpha_format, bool include_alpha);-
336-
337QImage QOpenGLWidgetPrivate::grabFramebuffer()-
338{-
339 QOpenGLWidget * const q = q_func();-
340 if (!initialized
!initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
341 return
never executed: return QImage();
 QImage();
never executed: return QImage();
0
342-
343 if (!inPaintGL
!inPaintGLDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
344 render();
never executed: render();
0
345-
346 if (resolvedFbo
resolvedFboDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
347 resolveSamples();-
348 resolvedFbo->bind();-
349 }
never executed: end of block
 else {		0
350 q->makeCurrent();-
351 }
never executed: end of block
0
352-
353 QImage res = qt_gl_read_framebuffer(q->size() * q->devicePixelRatioF(), false, false);-
354 res.setDevicePixelRatio(q->devicePixelRatioF());-
355-
356-
357-
358-
359 if (resolvedFbo
resolvedFboDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
360 q->makeCurrent();
never executed: q->makeCurrent();
0
361-
362 return
never executed: return res;
 res;
never executed: return res;
0
363}-
364-
365void QOpenGLWidgetPrivate::initializeViewportFramebuffer()-
366{-
367 QOpenGLWidget * const q = q_func();-
368-
369-
370 q->setAutoFillBackground(true);-
371}
never executed: end of block
0
372-
373void QOpenGLWidgetPrivate::resizeViewportFramebuffer()-
374{-
375 QOpenGLWidget * const q = q_func();-
376 if (!initialized
!initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
377 return;
never executed: return;
0
378-
379 if (!fbo
!fboDescription
TRUEnever evaluated
FALSEnever evaluated
 || q->size() * q->devicePixelRatioF() != fbo->size()
q->size() * q-...!= fbo->size()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
380 recreateFbo();-
381 q->update();-
382 }
never executed: end of block
0
383}
never executed: end of block
0
384-
385-
386-
387-
388QOpenGLWidget::QOpenGLWidget(QWidget *parent, Qt::WindowFlags f)-
389 : QWidget(*(new QOpenGLWidgetPrivate), parent, f)-
390{-
391 QOpenGLWidgetPrivate * const d = d_func();-
392 if (QGuiApplicationPrivate::platformIntegration()->hasCapability(QPlatformIntegration::RasterGLSurface)
QGuiApplicatio...sterGLSurface)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
393 d->setRenderToTexture();
never executed: d->setRenderToTexture();
0
394 else-
395 QMessageLogger(__FILE__, 918, __PRETTY_FUNCTION__).warning("QOpenGLWidget is not supported on this platform.");
never executed: QMessageLogger(__FILE__, 918, __PRETTY_FUNCTION__).warning("QOpenGLWidget is not supported on this platform.");
0
396}-
397QOpenGLWidget::~QOpenGLWidget()-
398{-
399 QOpenGLWidgetPrivate * const d = d_func();-
400 d->reset();-
401}
never executed: end of block
0
402-
403-
404-
405-
406-
407void QOpenGLWidget::setUpdateBehavior(UpdateBehavior updateBehavior)-
408{-
409 QOpenGLWidgetPrivate * const d = d_func();-
410 d->updateBehavior = updateBehavior;-
411}
never executed: end of block
0
412-
413-
414-
415-
416-
417QOpenGLWidget::UpdateBehavior QOpenGLWidget::updateBehavior() const-
418{-
419 const QOpenGLWidgetPrivate * const d = d_func();-
420 return
never executed: return d->updateBehavior;
 d->updateBehavior;
never executed: return d->updateBehavior;
0
421}-
422void QOpenGLWidget::setFormat(const QSurfaceFormat &format)-
423{-
424 (void)format;;-
425 QOpenGLWidgetPrivate * const d = d_func();-
426 if (d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
) {		0
427 QMessageLogger(__FILE__, 986, __PRETTY_FUNCTION__).warning("QOpenGLWidget: Already initialized, setting the format has no effect");-
428 return;
never executed: return;
0
429 }-
430-
431 d->requestedFormat = format;-
432}
never executed: end of block
0
433QSurfaceFormat QOpenGLWidget::format() const-
434{-
435 const QOpenGLWidgetPrivate * const d = d_func();-
436 return
never executed: return d->initialized ? d->context->format() : d->requestedFormat;
 d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
 ? d->context->format() : d->requestedFormat;
never executed: return d->initialized ? d->context->format() : d->requestedFormat;
0
437}-
438-
439-
440-
441-
442-
443-
444bool QOpenGLWidget::isValid() const-
445{-
446 const QOpenGLWidgetPrivate * const d = d_func();-
447 return
never executed: return d->initialized && d->context->isValid();
 d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
 && d->context->isValid()
d->context->isValid()Description
TRUEnever evaluated
FALSEnever evaluated
;
never executed: return d->initialized && d->context->isValid();
0
448}-
449void QOpenGLWidget::makeCurrent()-
450{-
451 QOpenGLWidgetPrivate * const d = d_func();-
452 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
453 return;
never executed: return;
0
454-
455 d->context->makeCurrent(d->surface);-
456-
457 if (d->fbo
d->fboDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
458 d->fbo->bind();
never executed: d->fbo->bind();
0
459}
never executed: end of block
0
460void QOpenGLWidget::doneCurrent()-
461{-
462 QOpenGLWidgetPrivate * const d = d_func();-
463 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
464 return;
never executed: return;
0
465-
466 d->context->doneCurrent();-
467}
never executed: end of block
0
468QOpenGLContext *QOpenGLWidget::context() const-
469{-
470 const QOpenGLWidgetPrivate * const d = d_func();-
471 return
never executed: return d->context;
 d->context;
never executed: return d->context;
0
472}-
473GLuint QOpenGLWidget::defaultFramebufferObject() const-
474{-
475 const QOpenGLWidgetPrivate * const d = d_func();-
476 return
never executed: return d->fbo ? d->fbo->handle() : 0;
 d->fbo
d->fboDescription
TRUEnever evaluated
FALSEnever evaluated
 ? d->fbo->handle() : 0;
never executed: return d->fbo ? d->fbo->handle() : 0;
0
477}-
478void QOpenGLWidget::initializeGL()-
479{-
480}-
481void QOpenGLWidget::resizeGL(int w, int h)-
482{-
483 (void)w;;-
484 (void)h;;-
485}
never executed: end of block
0
486void QOpenGLWidget::paintGL()-
487{-
488}-
489void QOpenGLWidget::resizeEvent(QResizeEvent *e)-
490{-
491 QOpenGLWidgetPrivate * const d = d_func();-
492-
493 if (e->size().isEmpty()
e->size().isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
494 d->fakeHidden = true;-
495 return;
never executed: return;
0
496 }-
497 d->fakeHidden = false;-
498-
499 d->initialize();-
500 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
501 return;
never executed: return;
0
502-
503 d->recreateFbo();-
504 resizeGL(width(), height());-
505 d->sendPaintEvent(QRect(QPoint(0, 0), size()));-
506}
never executed: end of block
0
507void QOpenGLWidget::paintEvent(QPaintEvent *e)-
508{-
509 (void)e;;-
510 QOpenGLWidgetPrivate * const d = d_func();-
511 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
512 return;
never executed: return;
0
513-
514 if (updatesEnabled()
updatesEnabled()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
515 d->render();
never executed: d->render();
0
516}
never executed: end of block
0
517-
518-
519-
520-
521-
522-
523-
524QImage QOpenGLWidget::grabFramebuffer()-
525{-
526 QOpenGLWidgetPrivate * const d = d_func();-
527 return
never executed: return d->grabFramebuffer();
 d->grabFramebuffer();
never executed: return d->grabFramebuffer();
0
528}-
529-
530-
531-
532-
533int QOpenGLWidget::metric(QPaintDevice::PaintDeviceMetric metric) const-
534{-
535 const QOpenGLWidgetPrivate * const d = d_func();-
536 if (d->inBackingStorePaint
d->inBackingStorePaintDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
537 return
never executed: return QWidget::metric(metric);
 QWidget::metric(metric);
never executed: return QWidget::metric(metric);
0
538-
539 QWidget *tlw = window();-
540 QWindow *window = tlw
tlwDescription
TRUEnever evaluated
FALSEnever evaluated
 ? tlw->windowHandle() : 0;		0
541 QScreen *screen = tlw
tlwDescription
TRUEnever evaluated
FALSEnever evaluated
 && tlw->windowHandle()
tlw->windowHandle()Description
TRUEnever evaluated
FALSEnever evaluated
 ? tlw->windowHandle()->screen() : 0;		0
542 if (!screen
!screenDescription
TRUEnever evaluated
FALSEnever evaluated
 && QGuiApplication::primaryScreen()
QGuiApplicatio...rimaryScreen()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
543 screen = QGuiApplication::primaryScreen();
never executed: screen = QGuiApplication::primaryScreen();
0
544-
545 const float dpmx = qt_defaultDpiX() * 100. / 2.54;-
546 const float dpmy = qt_defaultDpiY() * 100. / 2.54;-
547-
548 switch (metric) {-
549 case
never executed: case PdmWidth:
 PdmWidth:
never executed: case PdmWidth:
0
550 return
never executed: return width();
 width();
never executed: return width();
0
551 case
never executed: case PdmHeight:
 PdmHeight:
never executed: case PdmHeight:
0
552 return
never executed: return height();
 height();
never executed: return height();
0
553 case
never executed: case PdmDepth:
 PdmDepth:
never executed: case PdmDepth:
0
554 return
never executed: return 32;
 32;
never executed: return 32;
0
555 case
never executed: case PdmWidthMM:
 PdmWidthMM:
never executed: case PdmWidthMM:
0
556 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
557 return
never executed: return width() * screen->physicalSize().width() / screen->geometry().width();
 width() * screen->physicalSize().width() / screen->geometry().width();
never executed: return width() * screen->physicalSize().width() / screen->geometry().width();
0
558 else-
559 return
never executed: return width() * 1000 / dpmx;
 width() * 1000 / dpmx;
never executed: return width() * 1000 / dpmx;
0
560 case
never executed: case PdmHeightMM:
 PdmHeightMM:
never executed: case PdmHeightMM:
0
561 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
562 return
never executed: return height() * screen->physicalSize().height() / screen->geometry().height();
 height() * screen->physicalSize().height() / screen->geometry().height();
never executed: return height() * screen->physicalSize().height() / screen->geometry().height();
0
563 else-
564 return
never executed: return height() * 1000 / dpmy;
 height() * 1000 / dpmy;
never executed: return height() * 1000 / dpmy;
0
565 case
never executed: case PdmNumColors:
 PdmNumColors:
never executed: case PdmNumColors:
0
566 return
never executed: return 0;
 0;
never executed: return 0;
0
567 case
never executed: case PdmDpiX:
 PdmDpiX:
never executed: case PdmDpiX:
0
568 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
569 return
never executed: return qRound(screen->logicalDotsPerInchX());
 qRound(screen->logicalDotsPerInchX());
never executed: return qRound(screen->logicalDotsPerInchX());
0
570 else-
571 return
never executed: return qRound(dpmx * 0.0254);
 qRound(dpmx * 0.0254);
never executed: return qRound(dpmx * 0.0254);
0
572 case
never executed: case PdmDpiY:
 PdmDpiY:
never executed: case PdmDpiY:
0
573 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
574 return
never executed: return qRound(screen->logicalDotsPerInchY());
 qRound(screen->logicalDotsPerInchY());
never executed: return qRound(screen->logicalDotsPerInchY());
0
575 else-
576 return
never executed: return qRound(dpmy * 0.0254);
 qRound(dpmy * 0.0254);
never executed: return qRound(dpmy * 0.0254);
0
577 case
never executed: case PdmPhysicalDpiX:
 PdmPhysicalDpiX:
never executed: case PdmPhysicalDpiX:
0
578 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
579 return
never executed: return qRound(screen->physicalDotsPerInchX());
 qRound(screen->physicalDotsPerInchX());
never executed: return qRound(screen->physicalDotsPerInchX());
0
580 else-
581 return
never executed: return qRound(dpmx * 0.0254);
 qRound(dpmx * 0.0254);
never executed: return qRound(dpmx * 0.0254);
0
582 case
never executed: case PdmPhysicalDpiY:
 PdmPhysicalDpiY:
never executed: case PdmPhysicalDpiY:
0
583 if (screen
screenDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
584 return
never executed: return qRound(screen->physicalDotsPerInchY());
 qRound(screen->physicalDotsPerInchY());
never executed: return qRound(screen->physicalDotsPerInchY());
0
585 else-
586 return
never executed: return qRound(dpmy * 0.0254);
 qRound(dpmy * 0.0254);
never executed: return qRound(dpmy * 0.0254);
0
587 case
never executed: case PdmDevicePixelRatio:
 PdmDevicePixelRatio:
never executed: case PdmDevicePixelRatio:
0
588 if (window
windowDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
589 return
never executed: return int(window->devicePixelRatio());
 int(window->devicePixelRatio());
never executed: return int(window->devicePixelRatio());
0
590 else-
591 return
never executed: return 1.0;
 1.0;
never executed: return 1.0;
0
592 case
never executed: case PdmDevicePixelRatioScaled:
 PdmDevicePixelRatioScaled:
never executed: case PdmDevicePixelRatioScaled:
0
593 if (window
windowDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
594 return
never executed: return int(window->devicePixelRatio() * devicePixelRatioFScale());
 int(window->devicePixelRatio() * devicePixelRatioFScale());
never executed: return int(window->devicePixelRatio() * devicePixelRatioFScale());
0
595 else-
596 return
never executed: return 1.0;
 1.0;
never executed: return 1.0;
0
597 default
never executed: default:
:
never executed: default:
0
598 QMessageLogger(__FILE__, 1278, __PRETTY_FUNCTION__).warning("QOpenGLWidget::metric(): unknown metric %d", metric);-
599 return
never executed: return 0;
 0;
never executed: return 0;
0
600 }-
601}-
602-
603-
604-
605-
606QPaintDevice *QOpenGLWidget::redirected(QPoint *p) const-
607{-
608 const QOpenGLWidgetPrivate * const d = d_func();-
609 if (d->inBackingStorePaint
d->inBackingStorePaintDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
610 return
never executed: return QWidget::redirected(p);
 QWidget::redirected(p);
never executed: return QWidget::redirected(p);
0
611-
612 return
never executed: return d->paintDevice;
 d->paintDevice;
never executed: return d->paintDevice;
0
613}-
614-
615-
616-
617-
618QPaintEngine *QOpenGLWidget::paintEngine() const-
619{-
620 const QOpenGLWidgetPrivate * const d = d_func();-
621-
622-
623-
624 if (d->inBackingStorePaint
d->inBackingStorePaintDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
625 return
never executed: return QWidget::paintEngine();
 QWidget::paintEngine();
never executed: return QWidget::paintEngine();
0
626-
627 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
628 return
never executed: return 0;
 0;
never executed: return 0;
0
629-
630 return
never executed: return d->paintDevice->paintEngine();
 d->paintDevice->paintEngine();
never executed: return d->paintDevice->paintEngine();
0
631}-
632-
633-
634-
635-
636bool QOpenGLWidget::event(QEvent *e)-
637{-
638 QOpenGLWidgetPrivate * const d = d_func();-
639 switch (e->type()) {-
640 case
never executed: case QEvent::WindowChangeInternal:
 QEvent::WindowChangeInternal:
never executed: case QEvent::WindowChangeInternal:
0
641 if ((static_cast<
(static_cast<Q...penGLContexts)Description
TRUEnever evaluated
FALSEnever evaluated
QGuiApplication *>(QCoreApplication::instance()))->testAttribute(Qt::AA_ShareOpenGLContexts)
(static_cast<Q...penGLContexts)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
642 break;
never executed: break;
0
643 if (d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
644 d->reset();
never executed: d->reset();
0
645-
646 case
never executed: case QEvent::Show:
 QEvent::Show:
never executed: case QEvent::Show:
code before this statement never executed: case QEvent::Show:
0
647 if (!d->initialized
!d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
 && !size().isEmpty()
!size().isEmpty()Description
TRUEnever evaluated
FALSEnever evaluated
 && window()
window()Description
TRUEnever evaluated
FALSEnever evaluated
 && window()->windowHandle()
window()->windowHandle()Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
648 d->initialize();-
649 if (d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
)		0
650 d->recreateFbo();
never executed: d->recreateFbo();
0
651 }
never executed: end of block
0
652 break;
never executed: break;
0
653 case
never executed: case QEvent::ScreenChangeInternal:
 QEvent::ScreenChangeInternal:
never executed: case QEvent::ScreenChangeInternal:
0
654 if (d->initialized
d->initializedDescription
TRUEnever evaluated
FALSEnever evaluated
 && d->paintDevice->devicePixelRatioF() != devicePixelRatioF()
d->paintDevice...ePixelRatioF()Description
TRUEnever evaluated
FALSEnever evaluated
)		0
655 d->recreateFbo();
never executed: d->recreateFbo();
0
656 break;
never executed: break;
0
657 default
never executed: default:
:
never executed: default:
0
658 break;
never executed: break;
0
659 }-
660 return
never executed: return QWidget::event(e);
 QWidget::event(e);
never executed: return QWidget::event(e);
0
661}-
662-
663-
664-
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