source: trunk/src/opengl/qglextensions.cpp@ 715

Last change on this file since 715 was 651, checked in by Dmitry A. Kuminov, 15 years ago

trunk: Merged in qt 4.6.2 sources.
File size: 20.1 KB
RevLine 
[2]1/****************************************************************************
2**
[651]3** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
[561]4** All rights reserved.
5** Contact: Nokia Corporation ([email protected])
[2]6**
7** This file is part of the QtOpenGL module of the Qt Toolkit.
8**
9** $QT_BEGIN_LICENSE:LGPL$
10** Commercial Usage
11** Licensees holding valid Qt Commercial licenses may use this file in
12** accordance with the Qt Commercial License Agreement provided with the
13** Software or, alternatively, in accordance with the terms contained in
14** a written agreement between you and Nokia.
15**
16** GNU Lesser General Public License Usage
17** Alternatively, this file may be used under the terms of the GNU Lesser
18** General Public License version 2.1 as published by the Free Software
19** Foundation and appearing in the file LICENSE.LGPL included in the
20** packaging of this file. Please review the following information to
21** ensure the GNU Lesser General Public License version 2.1 requirements
22** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
23**
[561]24** In addition, as a special exception, Nokia gives you certain additional
25** rights. These rights are described in the Nokia Qt LGPL Exception
26** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
[2]27**
28** GNU General Public License Usage
29** Alternatively, this file may be used under the terms of the GNU
30** General Public License version 3.0 as published by the Free Software
31** Foundation and appearing in the file LICENSE.GPL included in the
32** packaging of this file. Please review the following information to
33** ensure the GNU General Public License version 3.0 requirements will be
34** met: http://www.gnu.org/copyleft/gpl.html.
35**
[561]36** If you have questions regarding the use of this file, please contact
37** Nokia at [email protected].
[2]38** $QT_END_LICENSE$
39**
40****************************************************************************/
41
42#include "qgl_p.h"
43
44QT_BEGIN_NAMESPACE
45
[561]46static void *qt_gl_getProcAddress_search
47 (QGLContext *ctx, const char *name1, const char *name2,
48 const char *name3, const char *name4)
49{
50 void *addr;
51
52 addr = ctx->getProcAddress(QLatin1String(name1));
53 if (addr)
54 return addr;
55
56 addr = ctx->getProcAddress(QLatin1String(name2));
57 if (addr)
58 return addr;
59
60 addr = ctx->getProcAddress(QLatin1String(name3));
61 if (addr)
62 return addr;
63
64 if (name4)
65 return ctx->getProcAddress(QLatin1String(name4));
66
67 return 0;
68}
69
70// Search for an extension function starting with the most likely
71// function suffix first, and then trying the other variations.
72#if defined(QT_OPENGL_ES)
73#define qt_gl_getProcAddress(ctx,name) \
74 qt_gl_getProcAddress_search((ctx), name, name "OES", name "EXT", name "ARB")
75#define qt_gl_getProcAddressEXT(ctx,name) \
76 qt_gl_getProcAddress_search((ctx), name "OES", name, name "EXT", name "ARB")
77#define qt_gl_getProcAddressARB(ctx,name) \
78 qt_gl_getProcAddress_search((ctx), name "OES", name, name "ARB", name "EXT")
79#define qt_gl_getProcAddressOES(ctx,name) \
80 qt_gl_getProcAddress_search((ctx), name "OES", name, name "EXT", name "ARB")
81#else
82#define qt_gl_getProcAddress(ctx,name) \
83 qt_gl_getProcAddress_search((ctx), name, name "ARB", name "EXT", 0)
84#define qt_gl_getProcAddressEXT(ctx,name) \
85 qt_gl_getProcAddress_search((ctx), name "EXT", name, name "ARB", 0)
86#define qt_gl_getProcAddressARB(ctx,name) \
87 qt_gl_getProcAddress_search((ctx), name "ARB", name, name "EXT", 0)
88#define qt_gl_getProcAddressOES(ctx,name) \
89 qt_gl_getProcAddress_search((ctx), name "OES", name, name "EXT", name "ARB")
90#endif
91
[2]92bool qt_resolve_framebufferobject_extensions(QGLContext *ctx)
93{
[561]94#if defined(QT_OPENGL_ES_2)
95 static bool have_resolved = false;
96 if (have_resolved)
[2]97 return true;
[561]98 have_resolved = true;
99#else
100 if (glIsRenderbuffer != 0)
101 return true;
102#endif
[2]103
104 if (ctx == 0) {
105 qWarning("QGLFramebufferObject: Unable to resolve framebuffer object extensions -"
106 " make sure there is a current context when creating the framebuffer object.");
107 return false;
108 }
109
[561]110
111 glBlitFramebufferEXT = (_glBlitFramebufferEXT) qt_gl_getProcAddressEXT(ctx, "glBlitFramebuffer");
112 glRenderbufferStorageMultisampleEXT =
113 (_glRenderbufferStorageMultisampleEXT) qt_gl_getProcAddressEXT(ctx, "glRenderbufferStorageMultisample");
114
115#if !defined(QT_OPENGL_ES_2)
116 glIsRenderbuffer = (_glIsRenderbuffer) qt_gl_getProcAddressEXT(ctx, "glIsRenderbuffer");
117 if (!glIsRenderbuffer)
118 return false; // Not much point searching for anything else.
119 glBindRenderbuffer = (_glBindRenderbuffer) qt_gl_getProcAddressEXT(ctx, "glBindRenderbuffer");
120 glDeleteRenderbuffers = (_glDeleteRenderbuffers) qt_gl_getProcAddressEXT(ctx, "glDeleteRenderbuffers");
121 glGenRenderbuffers = (_glGenRenderbuffers) qt_gl_getProcAddressEXT(ctx, "glGenRenderbuffers");
122 glRenderbufferStorage = (_glRenderbufferStorage) qt_gl_getProcAddressEXT(ctx, "glRenderbufferStorage");
123 glGetRenderbufferParameteriv =
124 (_glGetRenderbufferParameteriv) qt_gl_getProcAddressEXT(ctx, "glGetRenderbufferParameteriv");
125 glIsFramebuffer = (_glIsFramebuffer) qt_gl_getProcAddressEXT(ctx, "glIsFramebuffer");
126 glBindFramebuffer = (_glBindFramebuffer) qt_gl_getProcAddressEXT(ctx, "glBindFramebuffer");
127 glDeleteFramebuffers = (_glDeleteFramebuffers) qt_gl_getProcAddressEXT(ctx, "glDeleteFramebuffers");
128 glGenFramebuffers = (_glGenFramebuffers) qt_gl_getProcAddressEXT(ctx, "glGenFramebuffers");
129 glCheckFramebufferStatus = (_glCheckFramebufferStatus) qt_gl_getProcAddressEXT(ctx, "glCheckFramebufferStatus");
130 glFramebufferTexture2D = (_glFramebufferTexture2D) qt_gl_getProcAddressEXT(ctx, "glFramebufferTexture2D");
131 glFramebufferRenderbuffer = (_glFramebufferRenderbuffer) qt_gl_getProcAddressEXT(ctx, "glFramebufferRenderbuffer");
132 glGetFramebufferAttachmentParameteriv =
133 (_glGetFramebufferAttachmentParameteriv) qt_gl_getProcAddressEXT(ctx, "glGetFramebufferAttachmentParameteriv");
134 glGenerateMipmap = (_glGenerateMipmap) qt_gl_getProcAddressEXT(ctx, "glGenerateMipmap");
135
136 return glIsRenderbuffer != 0;
[2]137#else
138 return true;
139#endif
140}
141
[561]142#if !defined(QT_OPENGL_ES_2)
[2]143bool qt_resolve_version_1_3_functions(QGLContext *ctx)
144{
145 if (glMultiTexCoord4f != 0)
146 return true;
147
148 QGLContext cx(QGLFormat::defaultFormat());
149 glMultiTexCoord4f = (_glMultiTexCoord4f) ctx->getProcAddress(QLatin1String("glMultiTexCoord4f"));
150
151 glActiveTexture = (_glActiveTexture) ctx->getProcAddress(QLatin1String("glActiveTexture"));
152 return glMultiTexCoord4f && glActiveTexture;
[561]153}
[2]154#endif
155
[561]156#if !defined(QT_OPENGL_ES_2)
[2]157bool qt_resolve_stencil_face_extension(QGLContext *ctx)
158{
159 if (glActiveStencilFaceEXT != 0)
160 return true;
161
162 QGLContext cx(QGLFormat::defaultFormat());
163 glActiveStencilFaceEXT = (_glActiveStencilFaceEXT) ctx->getProcAddress(QLatin1String("glActiveStencilFaceEXT"));
164
165 return glActiveStencilFaceEXT;
166}
[561]167#endif
[2]168
[561]169
170#if !defined(QT_OPENGL_ES_2)
[2]171bool qt_resolve_frag_program_extensions(QGLContext *ctx)
172{
173 if (glProgramStringARB != 0)
174 return true;
175
176 // ARB_fragment_program
177 glProgramStringARB = (_glProgramStringARB) ctx->getProcAddress(QLatin1String("glProgramStringARB"));
178 glBindProgramARB = (_glBindProgramARB) ctx->getProcAddress(QLatin1String("glBindProgramARB"));
179 glDeleteProgramsARB = (_glDeleteProgramsARB) ctx->getProcAddress(QLatin1String("glDeleteProgramsARB"));
180 glGenProgramsARB = (_glGenProgramsARB) ctx->getProcAddress(QLatin1String("glGenProgramsARB"));
181 glProgramLocalParameter4fvARB = (_glProgramLocalParameter4fvARB) ctx->getProcAddress(QLatin1String("glProgramLocalParameter4fvARB"));
182
183 return glProgramStringARB
184 && glBindProgramARB
185 && glDeleteProgramsARB
186 && glGenProgramsARB
187 && glProgramLocalParameter4fvARB;
188}
[561]189#endif
[2]190
[561]191
[2]192bool qt_resolve_buffer_extensions(QGLContext *ctx)
193{
[561]194 if (glMapBufferARB && glUnmapBufferARB
195#if !defined(QT_OPENGL_ES_2)
196 && glBindBuffer && glDeleteBuffers && glGenBuffers && glBufferData
197#endif
198 )
[2]199 return true;
200
[561]201#if !defined(QT_OPENGL_ES_2)
202 glBindBuffer = (_glBindBuffer) qt_gl_getProcAddressARB(ctx, "glBindBuffer");
203 glDeleteBuffers = (_glDeleteBuffers) qt_gl_getProcAddressARB(ctx, "glDeleteBuffers");
204 glGenBuffers = (_glGenBuffers) qt_gl_getProcAddressARB(ctx, "glGenBuffers");
205 glBufferData = (_glBufferData) qt_gl_getProcAddressARB(ctx, "glBufferData");
206#endif
207 glMapBufferARB = (_glMapBufferARB) qt_gl_getProcAddressARB(ctx, "glMapBuffer");
208 glUnmapBufferARB = (_glUnmapBufferARB) qt_gl_getProcAddressARB(ctx, "glUnmapBuffer");
[2]209
[561]210 return glMapBufferARB
211 && glUnmapBufferARB
212#if !defined(QT_OPENGL_ES_2)
213 && glBindBuffer
214 && glDeleteBuffers
215 && glGenBuffers
216 && glBufferData
217#endif
218 ;
[2]219}
220
221bool qt_resolve_glsl_extensions(QGLContext *ctx)
222{
[561]223#if defined(QT_OPENGL_ES_2)
224 // The GLSL shader functions are always present in OpenGL/ES 2.0.
225 // The only exceptions are glGetProgramBinaryOES and glProgramBinaryOES.
226 if (!QGLContextPrivate::extensionFuncs(ctx).qt_glslResolved) {
227 glGetProgramBinaryOES = (_glGetProgramBinaryOES) ctx->getProcAddress(QLatin1String("glGetProgramBinaryOES"));
228 glProgramBinaryOES = (_glProgramBinaryOES) ctx->getProcAddress(QLatin1String("glProgramBinaryOES"));
229 QGLContextPrivate::extensionFuncs(ctx).qt_glslResolved = true;
230 }
231 return true;
232#else
[2]233 if (glCreateShader)
234 return true;
235
236 glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShader"));
[561]237 if (glCreateShader) {
238 glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSource"));
239 glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinary"));
240 glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShader"));
241 glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteShader"));
242 glIsShader = (_glIsShader) ctx->getProcAddress(QLatin1String("glIsShader"));
[2]243
[561]244 glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgram"));
245 glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachShader"));
246 glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachShader"));
247 glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgram"));
248 glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgram"));
249 glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteProgram"));
250 glIsProgram = (_glIsProgram) ctx->getProcAddress(QLatin1String("glIsProgram"));
[2]251
[561]252 glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetShaderInfoLog"));
253 glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetShaderiv"));
254 glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSource"));
255 glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetProgramiv"));
256 glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetProgramInfoLog"));
[2]257
[561]258 glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocation"));
259 glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fv"));
260 glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fv"));
261 glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fv"));
262 glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fv"));
263 glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1i"));
264 glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1iv"));
265 glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fv"));
266 glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fv"));
267 glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fv"));
268 glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fv"));
269 glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fv"));
270 glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fv"));
271 glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fv"));
272 glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fv"));
273 glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fv"));
[2]274
[561]275 glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocation"));
276 glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocation"));
277 glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fv"));
278 glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fv"));
279 glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fv"));
280 glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fv"));
281 glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointer"));
282 glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArray"));
283 glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArray"));
284
285 } else {
286 // We may not have the standard shader functions, but we might
287 // have the older ARB functions instead.
288 glCreateShader = (_glCreateShader) ctx->getProcAddress(QLatin1String("glCreateShaderObjectARB"));
289 glShaderSource = (_glShaderSource) ctx->getProcAddress(QLatin1String("glShaderSourceARB"));
290 glShaderBinary = (_glShaderBinary) ctx->getProcAddress(QLatin1String("glShaderBinaryARB"));
291 glCompileShader = (_glCompileShader) ctx->getProcAddress(QLatin1String("glCompileShaderARB"));
292 glDeleteShader = (_glDeleteShader) ctx->getProcAddress(QLatin1String("glDeleteObjectARB"));
293 glIsShader = 0;
294
295 glCreateProgram = (_glCreateProgram) ctx->getProcAddress(QLatin1String("glCreateProgramObjectARB"));
296 glAttachShader = (_glAttachShader) ctx->getProcAddress(QLatin1String("glAttachObjectARB"));
297 glDetachShader = (_glDetachShader) ctx->getProcAddress(QLatin1String("glDetachObjectARB"));
298 glLinkProgram = (_glLinkProgram) ctx->getProcAddress(QLatin1String("glLinkProgramARB"));
299 glUseProgram = (_glUseProgram) ctx->getProcAddress(QLatin1String("glUseProgramObjectARB"));
300 glDeleteProgram = (_glDeleteProgram) ctx->getProcAddress(QLatin1String("glDeleteObjectARB"));
301 glIsProgram = 0;
302
303 glGetShaderInfoLog = (_glGetShaderInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB"));
304 glGetShaderiv = (_glGetShaderiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB"));
305 glGetShaderSource = (_glGetShaderSource) ctx->getProcAddress(QLatin1String("glGetShaderSourceARB"));
306 glGetProgramiv = (_glGetProgramiv) ctx->getProcAddress(QLatin1String("glGetObjectParameterivARB"));
307 glGetProgramInfoLog = (_glGetProgramInfoLog) ctx->getProcAddress(QLatin1String("glGetInfoLogARB"));
308
309 glGetUniformLocation = (_glGetUniformLocation) ctx->getProcAddress(QLatin1String("glGetUniformLocationARB"));
310 glUniform4fv = (_glUniform4fv) ctx->getProcAddress(QLatin1String("glUniform4fvARB"));
311 glUniform3fv = (_glUniform3fv) ctx->getProcAddress(QLatin1String("glUniform3fvARB"));
312 glUniform2fv = (_glUniform2fv) ctx->getProcAddress(QLatin1String("glUniform2fvARB"));
313 glUniform1fv = (_glUniform1fv) ctx->getProcAddress(QLatin1String("glUniform1fvARB"));
314 glUniform1i = (_glUniform1i) ctx->getProcAddress(QLatin1String("glUniform1iARB"));
315 glUniform1iv = (_glUniform1iv) ctx->getProcAddress(QLatin1String("glUniform1ivARB"));
316 glUniformMatrix2fv = (_glUniformMatrix2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2fvARB"));
317 glUniformMatrix3fv = (_glUniformMatrix3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3fvARB"));
318 glUniformMatrix4fv = (_glUniformMatrix4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4fvARB"));
319 glUniformMatrix2x3fv = (_glUniformMatrix2x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x3fvARB"));
320 glUniformMatrix2x4fv = (_glUniformMatrix2x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix2x4fvARB"));
321 glUniformMatrix3x2fv = (_glUniformMatrix3x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x2fvARB"));
322 glUniformMatrix3x4fv = (_glUniformMatrix3x4fv) ctx->getProcAddress(QLatin1String("glUniformMatrix3x4fvARB"));
323 glUniformMatrix4x2fv = (_glUniformMatrix4x2fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x2fvARB"));
324 glUniformMatrix4x3fv = (_glUniformMatrix4x3fv) ctx->getProcAddress(QLatin1String("glUniformMatrix4x3fvARB"));
325
326 glBindAttribLocation = (_glBindAttribLocation) ctx->getProcAddress(QLatin1String("glBindAttribLocationARB"));
327 glGetAttribLocation = (_glGetAttribLocation) ctx->getProcAddress(QLatin1String("glGetAttribLocationARB"));
328 glVertexAttrib1fv = (_glVertexAttrib1fv) ctx->getProcAddress(QLatin1String("glVertexAttrib1fvARB"));
329 glVertexAttrib2fv = (_glVertexAttrib2fv) ctx->getProcAddress(QLatin1String("glVertexAttrib2fvARB"));
330 glVertexAttrib3fv = (_glVertexAttrib3fv) ctx->getProcAddress(QLatin1String("glVertexAttrib3fvARB"));
331 glVertexAttrib4fv = (_glVertexAttrib4fv) ctx->getProcAddress(QLatin1String("glVertexAttrib4fvARB"));
332 glVertexAttribPointer = (_glVertexAttribPointer) ctx->getProcAddress(QLatin1String("glVertexAttribPointerARB"));
333 glDisableVertexAttribArray = (_glDisableVertexAttribArray) ctx->getProcAddress(QLatin1String("glDisableVertexAttribArrayARB"));
334 glEnableVertexAttribArray = (_glEnableVertexAttribArray) ctx->getProcAddress(QLatin1String("glEnableVertexAttribArrayARB"));
335 }
336
337 // Note: glShaderBinary(), glIsShader(), glIsProgram(), and
338 // glUniformMatrixNxMfv() are optional, but all other functions
339 // are required.
340
341 return glCreateShader &&
342 glShaderSource &&
343 glCompileShader &&
344 glDeleteProgram &&
345 glCreateProgram &&
346 glAttachShader &&
347 glDetachShader &&
348 glLinkProgram &&
349 glUseProgram &&
350 glDeleteProgram &&
351 glGetShaderInfoLog &&
352 glGetShaderiv &&
353 glGetShaderSource &&
354 glGetProgramiv &&
355 glGetProgramInfoLog &&
356 glGetUniformLocation &&
357 glUniform1fv &&
358 glUniform2fv &&
359 glUniform3fv &&
360 glUniform4fv &&
361 glUniform1i &&
362 glUniform1iv &&
363 glUniformMatrix2fv &&
364 glUniformMatrix3fv &&
365 glUniformMatrix4fv &&
366 glBindAttribLocation &&
367 glGetAttribLocation &&
368 glVertexAttrib1fv &&
369 glVertexAttrib2fv &&
370 glVertexAttrib3fv &&
371 glVertexAttrib4fv &&
372 glVertexAttribPointer &&
373 glDisableVertexAttribArray &&
374 glEnableVertexAttribArray;
375#endif
[2]376}
377
[561]378#if !defined(QT_OPENGL_ES_2)
379bool qt_resolve_version_2_0_functions(QGLContext *ctx)
380{
381 bool gl2supported = true;
382 if (!qt_resolve_glsl_extensions(ctx))
383 gl2supported = false;
384
385 if (!qt_resolve_version_1_3_functions(ctx))
386 gl2supported = false;
387
388 if (!qt_resolve_framebufferobject_extensions(ctx))
389 gl2supported = false;
390
391 if (glStencilOpSeparate)
392 return gl2supported;
393
394 glBlendColor = (_glBlendColor) ctx->getProcAddress(QLatin1String("glBlendColor"));
395 glStencilOpSeparate = (_glStencilOpSeparate) ctx->getProcAddress(QLatin1String("glStencilOpSeparate"));
396 if (!glBlendColor || !glStencilOpSeparate)
397 gl2supported = false;
398
399 return gl2supported;
400}
401#endif
402
403
[2]404QT_END_NAMESPACE
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