qsurfaceformat.cpp

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1-
2-
3-
4class QSurfaceFormatPrivate-
5{-
6public:-
7 explicit QSurfaceFormatPrivate(QSurfaceFormat::FormatOptions _opts = 0)-
8 : ref(1)-
9 , opts(_opts)-
10 , redBufferSize(-1)-
11 , greenBufferSize(-1)-
12 , blueBufferSize(-1)-
13 , alphaBufferSize(-1)-
14 , depthSize(-1)-
15 , stencilSize(-1)-
16 , swapBehavior(QSurfaceFormat::DefaultSwapBehavior)-
17 , numSamples(-1)-
18 , renderableType(QSurfaceFormat::DefaultRenderableType)-
19 , profile(QSurfaceFormat::NoProfile)-
20 , major(2)-
21 , minor(0)-
22 , swapInterval(1)-
23 {-
24 }-
25-
26 QSurfaceFormatPrivate(const QSurfaceFormatPrivate *other)-
27 : ref(1),-
28 opts(other->opts),-
29 redBufferSize(other->redBufferSize),-
30 greenBufferSize(other->greenBufferSize),-
31 blueBufferSize(other->blueBufferSize),-
32 alphaBufferSize(other->alphaBufferSize),-
33 depthSize(other->depthSize),-
34 stencilSize(other->stencilSize),-
35 swapBehavior(other->swapBehavior),-
36 numSamples(other->numSamples),-
37 renderableType(other->renderableType),-
38 profile(other->profile),-
39 major(other->major),-
40 minor(other->minor),-
41 swapInterval(other->swapInterval)-
42 {-
43 }-
44-
45 QAtomicInt ref;-
46 QSurfaceFormat::FormatOptions opts;-
47 int redBufferSize;-
48 int greenBufferSize;-
49 int blueBufferSize;-
50 int alphaBufferSize;-
51 int depthSize;-
52 int stencilSize;-
53 QSurfaceFormat::SwapBehavior swapBehavior;-
54 int numSamples;-
55 QSurfaceFormat::RenderableType renderableType;-
56 QSurfaceFormat::OpenGLContextProfile profile;-
57 int major;-
58 int minor;-
59 int swapInterval;-
60};-
61QSurfaceFormat::QSurfaceFormat() : d(new QSurfaceFormatPrivate)-
62{-
63}-
64-
65-
66-
67-
68QSurfaceFormat::QSurfaceFormat(QSurfaceFormat::FormatOptions options) :-
69 d(new QSurfaceFormatPrivate(options))-
70{-
71}-
72-
73-
74-
75-
76void QSurfaceFormat::detach()-
77{-
78 if (d->ref.load() != 1) {-
79 QSurfaceFormatPrivate *newd = new QSurfaceFormatPrivate(d);-
80 if (!d->ref.deref())-
81 delete d;-
82 d = newd;-
83 }-
84}-
85-
86-
87-
88-
89QSurfaceFormat::QSurfaceFormat(const QSurfaceFormat &other)-
90{-
91 d = other.d;-
92 d->ref.ref();-
93}-
94-
95-
96-
97-
98QSurfaceFormat &QSurfaceFormat::operator=(const QSurfaceFormat &other)-
99{-
100 if (d != other.d) {-
101 other.d->ref.ref();-
102 if (!d->ref.deref())-
103 delete d;-
104 d = other.d;-
105 }-
106 return *this;-
107}-
108-
109-
110-
111-
112QSurfaceFormat::~QSurfaceFormat()-
113{-
114 if (!d->ref.deref())-
115 delete d;-
116}-
117void QSurfaceFormat::setStereo(bool enable)-
118{-
119 QSurfaceFormat::FormatOptions newOptions = d->opts;-
120 if (enable) {-
newOptions |= QSurfaceFormat::StereoBuffers;
} else {newOptions&= ~.setFlag(QSurfaceFormat::StereoBuffers;
}, enable);
121-
122 if (int(newOptions) != int(d->opts)
int(newOptions...= int(d->opts)Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
123 detach();-
124 d->opts = newOptions;-
125 }
never executed: end of block
0
126}
never executed: end of block
0
127-
128-
129-
130-
131-
132-
133-
134int QSurfaceFormat::samples() const-
135{-
136 return d->numSamples;-
137}-
138-
139-
140-
141-
142-
143-
144-
145void QSurfaceFormat::setSamples(int numSamples)-
146{-
147 if (d->numSamples != numSamples) {-
148 detach();-
149 d->numSamples = numSamples;-
150 }-
151}-
152void QSurfaceFormat::setOption(QSurfaceFormat::FormatOptions opt)-
153{-
154 const QSurfaceFormat::FormatOptions newOptions = d->opts | opt;-
155 if (int(newOptions) != int(d->opts)) {-
156 detach();-
157 d->opts = newOptions;-
158 }-
159}-
160bool QSurfaceFormat::testOption(QSurfaceFormat::FormatOptions opt) const-
161{-
162 return d->opts & opt;-
163}-
164void QSurfaceFormat::setOptions(QSurfaceFormat::FormatOptions options)-
165{-
166 if (int(d->opts) != int(options)) {-
167 detach();-
168 d->opts = options;-
169 }-
170}-
171void QSurfaceFormat::setOption(QSurfaceFormat::FormatOption option, bool on)-
172{-
173 if (testOption(option) == on)-
174 return;-
175 detach();-
176 if (on)-
177 d->opts |= option;-
178 else-
179 d->opts &= ~option;-
180}-
181bool QSurfaceFormat::testOption(QSurfaceFormat::FormatOption option) const-
182{-
183 return d->opts & option;-
184}-
185QSurfaceFormat::FormatOptions QSurfaceFormat::options() const-
186{-
187 return d->opts;-
188}-
189-
190-
191-
192-
193-
194-
195void QSurfaceFormat::setDepthBufferSize(int size)-
196{-
197 if (d->depthSize != size) {-
198 detach();-
199 d->depthSize = size;-
200 }-
201}-
202-
203-
204-
205-
206-
207-
208int QSurfaceFormat::depthBufferSize() const-
209{-
210 return d->depthSize;-
211}-
212void QSurfaceFormat::setSwapBehavior(SwapBehavior behavior)-
213{-
214 if (d->swapBehavior != behavior) {-
215 detach();-
216 d->swapBehavior = behavior;-
217 }-
218}-
219-
220-
221-
222-
223-
224-
225QSurfaceFormat::SwapBehavior QSurfaceFormat::swapBehavior() const-
226{-
227 return d->swapBehavior;-
228}-
229-
230-
231-
232-
233-
234-
235-
236bool QSurfaceFormat::hasAlpha() const-
237{-
238 return d->alphaBufferSize > 0;-
239}-
240-
241-
242-
243-
244-
245-
246void QSurfaceFormat::setStencilBufferSize(int size)-
247{-
248 if (d->stencilSize != size) {-
249 detach();-
250 d->stencilSize = size;-
251 }-
252}-
253-
254-
255-
256-
257-
258-
259int QSurfaceFormat::stencilBufferSize() const-
260{-
261 return d->stencilSize;-
262}-
263-
264-
265-
266-
267int QSurfaceFormat::redBufferSize() const-
268{-
269 return d->redBufferSize;-
270}-
271-
272-
273-
274-
275int QSurfaceFormat::greenBufferSize() const-
276{-
277 return d->greenBufferSize;-
278}-
279-
280-
281-
282-
283int QSurfaceFormat::blueBufferSize() const-
284{-
285 return d->blueBufferSize;-
286}-
287-
288-
289-
290-
291int QSurfaceFormat::alphaBufferSize() const-
292{-
293 return d->alphaBufferSize;-
294}-
295void QSurfaceFormat::setRedBufferSize(int size)-
296{-
297 if (d->redBufferSize != size) {-
298 detach();-
299 d->redBufferSize = size;-
300 }-
301}-
302void QSurfaceFormat::setGreenBufferSize(int size)-
303{-
304 if (d->greenBufferSize != size) {-
305 detach();-
306 d->greenBufferSize = size;-
307 }-
308}-
309void QSurfaceFormat::setBlueBufferSize(int size)-
310{-
311 if (d->blueBufferSize != size) {-
312 detach();-
313 d->blueBufferSize = size;-
314 }-
315}-
316-
317-
318-
319-
320void QSurfaceFormat::setAlphaBufferSize(int size)-
321{-
322 if (d->alphaBufferSize != size) {-
323 detach();-
324 d->alphaBufferSize = size;-
325 }-
326}-
327-
328-
329-
330-
331-
332-
333void QSurfaceFormat::setRenderableType(RenderableType type)-
334{-
335 if (d->renderableType != type) {-
336 detach();-
337 d->renderableType = type;-
338 }-
339}-
340-
341-
342-
343-
344-
345-
346QSurfaceFormat::RenderableType QSurfaceFormat::renderableType() const-
347{-
348 return d->renderableType;-
349}-
350-
351-
352-
353-
354-
355-
356-
357void QSurfaceFormat::setProfile(OpenGLContextProfile profile)-
358{-
359 if (d->profile != profile) {-
360 detach();-
361 d->profile = profile;-
362 }-
363}-
364-
365-
366-
367-
368-
369-
370-
371QSurfaceFormat::OpenGLContextProfile QSurfaceFormat::profile() const-
372{-
373 return d->profile;-
374}-
375-
376-
377-
378-
379void QSurfaceFormat::setMajorVersion(int major)-
380{-
381 if (d->major != major) {-
382 detach();-
383 d->major = major;-
384 }-
385}-
386-
387-
388-
389-
390-
391-
392int QSurfaceFormat::majorVersion() const-
393{-
394 return d->major;-
395}-
396-
397-
398-
399-
400-
401-
402void QSurfaceFormat::setMinorVersion(int minor)-
403{-
404 if (d->minor != minor) {-
405 detach();-
406 d->minor = minor;-
407 }-
408}-
409-
410-
411-
412-
413int QSurfaceFormat::minorVersion() const-
414{-
415 return d->minor;-
416}-
417-
418-
419-
420-
421-
422-
423QPair<int, int> QSurfaceFormat::version() const-
424{-
425 return qMakePair(d->major, d->minor);-
426}-
427-
428-
429-
430-
431-
432-
433void QSurfaceFormat::setVersion(int major, int minor)-
434{-
435 if (d->minor != minor || d->major != major) {-
436 detach();-
437 d->minor = minor;-
438 d->major = major;-
439 }-
440}-
441void QSurfaceFormat::setSwapInterval(int interval)-
442{-
443 if (d->swapInterval != interval) {-
444 detach();-
445 d->swapInterval = interval;-
446 }-
447}-
448int QSurfaceFormat::swapInterval() const-
449{-
450 return d->swapInterval;-
451}-
452-
453namespace { namespace Q_QGS_qt_default_surface_format { typedef QSurfaceFormat 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<QSurfaceFormat, Q_QGS_qt_default_surface_format::innerFunction, Q_QGS_qt_default_surface_format::guard> qt_default_surface_format;-
454void QSurfaceFormat::setDefaultFormat(const QSurfaceFormat &format)-
455{-
456-
457 if ((static_cast<QGuiApplication *>(QCoreApplication::instance()))) {-
458 QOpenGLContext *globalContext = QOpenGLContext::globalShareContext();-
459 if (globalContext && globalContext->isValid()) {-
460 QMessageLogger(__FILE__, 767770, __PRETTY_FUNCTION__).warning("Warning: Setting a new default format with a different version or profile "-
461 "after the global shared context is created may cause issues with context "-
462 "sharing.");-
463 }-
464 }-
465-
466 *qt_default_surface_format() = format;-
467}-
468QSurfaceFormat QSurfaceFormat::defaultFormat()-
469{-
470 return *qt_default_surface_format();-
471}-
472-
473-
474-
475-
476-
477-
478-
479bool operator==(const QSurfaceFormat& a, const QSurfaceFormat& b)-
480{-
481 return (a.d == b.d) || ((int) a.d->opts == (int) b.d->opts-
482 && a.d->stencilSize == b.d->stencilSize-
483 && a.d->redBufferSize == b.d->redBufferSize-
484 && a.d->greenBufferSize == b.d->greenBufferSize-
485 && a.d->blueBufferSize == b.d->blueBufferSize-
486 && a.d->alphaBufferSize == b.d->alphaBufferSize-
487 && a.d->depthSize == b.d->depthSize-
488 && a.d->numSamples == b.d->numSamples-
489 && a.d->swapBehavior == b.d->swapBehavior-
490 && a.d->profile == b.d->profile-
491 && a.d->major == b.d->major-
492 && a.d->minor == b.d->minor-
493 && a.d->swapInterval == b.d->swapInterval);-
494}-
495-
496-
497-
498-
499-
500-
501-
502bool operator!=(const QSurfaceFormat& a, const QSurfaceFormat& b)-
503{-
504 return !(a == b);-
505}-
506-
507-
508QDebug operator<<(QDebug dbg, const QSurfaceFormat &f)-
509{-
510 const QSurfaceFormatPrivate * const d = f.d;-
511 QDebugStateSaver saver(dbg);-
512-
513 dbg.nospace() << "QSurfaceFormat("-
514 << "version " << d->major << '.' << d->minor-
515 << ", options " << d->opts-
516 << ", depthBufferSize " << d->depthSize-
517 << ", redBufferSize " << d->redBufferSize-
518 << ", greenBufferSize " << d->greenBufferSize-
519 << ", blueBufferSize " << d->blueBufferSize-
520 << ", alphaBufferSize " << d->alphaBufferSize-
521 << ", stencilBufferSize " << d->stencilSize-
522 << ", samples " << d->numSamples-
523 << ", swapBehavior " << d->swapBehavior-
524 << ", swapInterval " << d->swapInterval-
525 << ", profile " << d->profile-
526 << ')';-
527-
528 return dbg;-
529}-
530-
531-
532-
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