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48
49#include "qopenglfunctions_4_5_compatibility.h"
50#include "qopenglcontext.h"
51
52QT_BEGIN_NAMESPACE
53
54/*!
55 \class QOpenGLFunctions_4_5_Compatibility
56 \inmodule QtGui
57 \since 5.5
58 \wrapper
59 \brief The QOpenGLFunctions_4_5_Compatibility class provides all functions for OpenGL 4.5 compatibility profile.
60
61 This class is a wrapper for functions from OpenGL 4.5 compatibility profile.
62 See reference pages on \l {http://www.opengl.org/sdk/docs/}{opengl.org}
63 for function documentation.
64
65 \sa QAbstractOpenGLFunctions
66*/
67
68QOpenGLFunctions_4_5_Compatibility::QOpenGLFunctions_4_5_Compatibility()
69 : QAbstractOpenGLFunctions()
70 , d_1_0_Core(0)
71 , d_1_1_Core(0)
72 , d_1_2_Core(0)
73 , d_1_3_Core(0)
74 , d_1_4_Core(0)
75 , d_1_5_Core(0)
76 , d_2_0_Core(0)
77 , d_2_1_Core(0)
78 , d_3_0_Core(0)
79 , d_3_1_Core(0)
80 , d_3_2_Core(0)
81 , d_3_3_Core(0)
82 , d_4_0_Core(0)
83 , d_4_1_Core(0)
84 , d_4_2_Core(0)
85 , d_4_3_Core(0)
86 , d_4_4_Core(0)
87 , d_4_5_Core(0)
88 , d_1_0_Deprecated(0)
89 , d_1_1_Deprecated(0)
90 , d_1_2_Deprecated(0)
91 , d_1_3_Deprecated(0)
92 , d_1_4_Deprecated(0)
93 , d_3_3_Deprecated(0)
94 , d_4_5_Deprecated(0)
95{
96}
97
98QOpenGLFunctions_4_5_Compatibility::~QOpenGLFunctions_4_5_Compatibility()
99{
100 if (d_1_0_Core) {
101 d_1_0_Core->refs.deref();
102 Q_ASSERT(d_1_0_Core->refs.loadRelaxed());
103 }
104 if (d_1_1_Core) {
105 d_1_1_Core->refs.deref();
106 Q_ASSERT(d_1_1_Core->refs.loadRelaxed());
107 }
108 if (d_1_2_Core) {
109 d_1_2_Core->refs.deref();
110 Q_ASSERT(d_1_2_Core->refs.loadRelaxed());
111 }
112 if (d_1_3_Core) {
113 d_1_3_Core->refs.deref();
114 Q_ASSERT(d_1_3_Core->refs.loadRelaxed());
115 }
116 if (d_1_4_Core) {
117 d_1_4_Core->refs.deref();
118 Q_ASSERT(d_1_4_Core->refs.loadRelaxed());
119 }
120 if (d_1_5_Core) {
121 d_1_5_Core->refs.deref();
122 Q_ASSERT(d_1_5_Core->refs.loadRelaxed());
123 }
124 if (d_2_0_Core) {
125 d_2_0_Core->refs.deref();
126 Q_ASSERT(d_2_0_Core->refs.loadRelaxed());
127 }
128 if (d_2_1_Core) {
129 d_2_1_Core->refs.deref();
130 Q_ASSERT(d_2_1_Core->refs.loadRelaxed());
131 }
132 if (d_3_0_Core) {
133 d_3_0_Core->refs.deref();
134 Q_ASSERT(d_3_0_Core->refs.loadRelaxed());
135 }
136 if (d_3_1_Core) {
137 d_3_1_Core->refs.deref();
138 Q_ASSERT(d_3_1_Core->refs.loadRelaxed());
139 }
140 if (d_3_2_Core) {
141 d_3_2_Core->refs.deref();
142 Q_ASSERT(d_3_2_Core->refs.loadRelaxed());
143 }
144 if (d_3_3_Core) {
145 d_3_3_Core->refs.deref();
146 Q_ASSERT(d_3_3_Core->refs.loadRelaxed());
147 }
148 if (d_4_0_Core) {
149 d_4_0_Core->refs.deref();
150 Q_ASSERT(d_4_0_Core->refs.loadRelaxed());
151 }
152 if (d_4_1_Core) {
153 d_4_1_Core->refs.deref();
154 Q_ASSERT(d_4_1_Core->refs.loadRelaxed());
155 }
156 if (d_4_2_Core) {
157 d_4_2_Core->refs.deref();
158 Q_ASSERT(d_4_2_Core->refs.loadRelaxed());
159 }
160 if (d_4_3_Core) {
161 d_4_3_Core->refs.deref();
162 Q_ASSERT(d_4_3_Core->refs.loadRelaxed());
163 }
164 if (d_4_4_Core) {
165 d_4_4_Core->refs.deref();
166 Q_ASSERT(d_4_4_Core->refs.loadRelaxed());
167 }
168 if (d_4_5_Core) {
169 d_4_5_Core->refs.deref();
170 Q_ASSERT(d_4_5_Core->refs.loadRelaxed());
171 }
172 if (d_1_0_Deprecated) {
173 d_1_0_Deprecated->refs.deref();
174 Q_ASSERT(d_1_0_Deprecated->refs.loadRelaxed());
175 }
176 if (d_1_1_Deprecated) {
177 d_1_1_Deprecated->refs.deref();
178 Q_ASSERT(d_1_1_Deprecated->refs.loadRelaxed());
179 }
180 if (d_1_2_Deprecated) {
181 d_1_2_Deprecated->refs.deref();
182 Q_ASSERT(d_1_2_Deprecated->refs.loadRelaxed());
183 }
184 if (d_1_3_Deprecated) {
185 d_1_3_Deprecated->refs.deref();
186 Q_ASSERT(d_1_3_Deprecated->refs.loadRelaxed());
187 }
188 if (d_1_4_Deprecated) {
189 d_1_4_Deprecated->refs.deref();
190 Q_ASSERT(d_1_4_Deprecated->refs.loadRelaxed());
191 }
192 if (d_3_3_Deprecated) {
193 d_3_3_Deprecated->refs.deref();
194 Q_ASSERT(d_3_3_Deprecated->refs.loadRelaxed());
195 }
196 if (d_4_5_Deprecated) {
197 d_4_5_Deprecated->refs.deref();
198 Q_ASSERT(d_4_5_Deprecated->refs.loadRelaxed());
199 }
200}
201
202bool QOpenGLFunctions_4_5_Compatibility::initializeOpenGLFunctions()
203{
204 if ( isInitialized() )
205 return true;
206
207 QOpenGLContext* context = QOpenGLContext::currentContext();
208
209 // If owned by a context object make sure it is current.
210 // Also check that current context is capable of resolving all needed functions
211 if (((owningContext() && owningContext() == context) || !owningContext())
212 && QOpenGLFunctions_4_5_Compatibility::isContextCompatible(context))
213 {
214 // Associate with private implementation, creating if necessary
215 // Function pointers in the backends are resolved at creation time
216 QOpenGLVersionFunctionsBackend* d = 0;
217 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_0_CoreBackend::versionStatus());
218 d_1_0_Core = static_cast<QOpenGLFunctions_1_0_CoreBackend*>(d);
219 d->refs.ref();
220
221 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_1_CoreBackend::versionStatus());
222 d_1_1_Core = static_cast<QOpenGLFunctions_1_1_CoreBackend*>(d);
223 d->refs.ref();
224
225 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_2_CoreBackend::versionStatus());
226 d_1_2_Core = static_cast<QOpenGLFunctions_1_2_CoreBackend*>(d);
227 d->refs.ref();
228
229 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_3_CoreBackend::versionStatus());
230 d_1_3_Core = static_cast<QOpenGLFunctions_1_3_CoreBackend*>(d);
231 d->refs.ref();
232
233 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_4_CoreBackend::versionStatus());
234 d_1_4_Core = static_cast<QOpenGLFunctions_1_4_CoreBackend*>(d);
235 d->refs.ref();
236
237 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_5_CoreBackend::versionStatus());
238 d_1_5_Core = static_cast<QOpenGLFunctions_1_5_CoreBackend*>(d);
239 d->refs.ref();
240
241 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_2_0_CoreBackend::versionStatus());
242 d_2_0_Core = static_cast<QOpenGLFunctions_2_0_CoreBackend*>(d);
243 d->refs.ref();
244
245 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_2_1_CoreBackend::versionStatus());
246 d_2_1_Core = static_cast<QOpenGLFunctions_2_1_CoreBackend*>(d);
247 d->refs.ref();
248
249 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_0_CoreBackend::versionStatus());
250 d_3_0_Core = static_cast<QOpenGLFunctions_3_0_CoreBackend*>(d);
251 d->refs.ref();
252
253 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_1_CoreBackend::versionStatus());
254 d_3_1_Core = static_cast<QOpenGLFunctions_3_1_CoreBackend*>(d);
255 d->refs.ref();
256
257 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_2_CoreBackend::versionStatus());
258 d_3_2_Core = static_cast<QOpenGLFunctions_3_2_CoreBackend*>(d);
259 d->refs.ref();
260
261 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_3_CoreBackend::versionStatus());
262 d_3_3_Core = static_cast<QOpenGLFunctions_3_3_CoreBackend*>(d);
263 d->refs.ref();
264
265 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_0_CoreBackend::versionStatus());
266 d_4_0_Core = static_cast<QOpenGLFunctions_4_0_CoreBackend*>(d);
267 d->refs.ref();
268
269 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_1_CoreBackend::versionStatus());
270 d_4_1_Core = static_cast<QOpenGLFunctions_4_1_CoreBackend*>(d);
271 d->refs.ref();
272
273 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_2_CoreBackend::versionStatus());
274 d_4_2_Core = static_cast<QOpenGLFunctions_4_2_CoreBackend*>(d);
275 d->refs.ref();
276
277 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_3_CoreBackend::versionStatus());
278 d_4_3_Core = static_cast<QOpenGLFunctions_4_3_CoreBackend*>(d);
279 d->refs.ref();
280
281 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_4_CoreBackend::versionStatus());
282 d_4_4_Core = static_cast<QOpenGLFunctions_4_4_CoreBackend*>(d);
283 d->refs.ref();
284
285 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_5_CoreBackend::versionStatus());
286 d_4_5_Core = static_cast<QOpenGLFunctions_4_5_CoreBackend*>(d);
287 d->refs.ref();
288
289 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_0_DeprecatedBackend::versionStatus());
290 d_1_0_Deprecated = static_cast<QOpenGLFunctions_1_0_DeprecatedBackend*>(d);
291 d->refs.ref();
292
293 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_1_DeprecatedBackend::versionStatus());
294 d_1_1_Deprecated = static_cast<QOpenGLFunctions_1_1_DeprecatedBackend*>(d);
295 d->refs.ref();
296
297 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_2_DeprecatedBackend::versionStatus());
298 d_1_2_Deprecated = static_cast<QOpenGLFunctions_1_2_DeprecatedBackend*>(d);
299 d->refs.ref();
300
301 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_3_DeprecatedBackend::versionStatus());
302 d_1_3_Deprecated = static_cast<QOpenGLFunctions_1_3_DeprecatedBackend*>(d);
303 d->refs.ref();
304
305 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_1_4_DeprecatedBackend::versionStatus());
306 d_1_4_Deprecated = static_cast<QOpenGLFunctions_1_4_DeprecatedBackend*>(d);
307 d->refs.ref();
308
309 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_3_3_DeprecatedBackend::versionStatus());
310 d_3_3_Deprecated = static_cast<QOpenGLFunctions_3_3_DeprecatedBackend*>(d);
311 d->refs.ref();
312
313 d = QAbstractOpenGLFunctionsPrivate::functionsBackend(context, QOpenGLFunctions_4_5_DeprecatedBackend::versionStatus());
314 d_4_5_Deprecated = static_cast<QOpenGLFunctions_4_5_DeprecatedBackend*>(d);
315 d->refs.ref();
316
317 QAbstractOpenGLFunctions::initializeOpenGLFunctions();
318 }
319 return isInitialized();
320}
321
322bool QOpenGLFunctions_4_5_Compatibility::isContextCompatible(QOpenGLContext *context)
323{
324 Q_ASSERT(context);
325 QSurfaceFormat f = context->format();
326 const QPair<int, int> v = qMakePair(f.majorVersion(), f.minorVersion());
327 if (v < qMakePair(4, 5))
328 return false;
329
330 if (f.profile() == QSurfaceFormat::CoreProfile)
331 return false;
332
333 return true;
334}
335
336QOpenGLVersionProfile QOpenGLFunctions_4_5_Compatibility::versionProfile()
337{
338 QOpenGLVersionProfile v;
339 v.setVersion(4, 5);
340 v.setProfile(QSurfaceFormat::CompatibilityProfile);
341 return v;
342}
343
344QT_END_NAMESPACE
345