2 * X11DRV OpenGL functions
4 * Copyright 2000 Lionel Ulmer
5 * Copyright 2005 Alex Woods
6 * Copyright 2005 Raphael Junqueira
7 * Copyright 2006 Roderick Colenbrander
8 * Copyright 2006 Tomas Carnecky
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
26 #include "wine/port.h"
34 #include "wine/library.h"
35 #include "wine/debug.h"
37 WINE_DEFAULT_DEBUG_CHANNEL(wgl);
38 WINE_DECLARE_DEBUG_CHANNEL(opengl);
52 #ifdef HAVE_GL_GLEXT_H
53 # include <GL/glext.h>
62 /* Redefines the constants */
63 #define CALLBACK __stdcall
64 #define WINAPI __stdcall
65 #define APIENTRY WINAPI
68 WINE_DECLARE_DEBUG_CHANNEL(fps);
70 typedef struct wine_glextension {
79 const char *glVersion;
80 const char *glExtensions;
84 const char *glxServerVersion;
85 const char *glxServerExtensions;
87 const char *glxClientVersion;
88 const char *glxClientExtensions;
90 const char *glxExtensions;
93 char wglExtensions[4096];
96 typedef struct wine_glpixelformat {
104 typedef struct wine_glcontext {
107 WineGLPixelFormat *fmt;
110 X11DRV_PDEVICE *physDev;
113 BOOL scissor_enabled;
114 struct wine_glcontext *next;
115 struct wine_glcontext *prev;
118 typedef struct wine_glpbuffer {
121 WineGLPixelFormat* fmt;
127 int use_render_texture; /* This is also the internal texture format */
128 int texture_bind_target;
130 GLint texture_format;
131 GLuint texture_target;
137 static Wine_GLContext *context_list;
138 static struct WineGLInfo WineGLInfo = { 0 };
139 static int use_render_texture_emulation = 1;
140 static int use_render_texture_ati = 0;
141 static int swap_interval = 1;
143 #define MAX_EXTENSIONS 16
144 static const WineGLExtension *WineGLExtensionList[MAX_EXTENSIONS];
145 static int WineGLExtensionListSize;
147 static WineGLPixelFormat *WineGLPixelFormatList;
148 static int WineGLPixelFormatListSize = 0;
150 static void X11DRV_WineGL_LoadExtensions(void);
152 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) {
153 TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
154 TRACE(" - dwFlags : ");
155 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
156 TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE);
157 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER);
158 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE);
159 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW);
160 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP);
161 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED);
162 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT);
163 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE);
164 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE);
165 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO);
166 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE);
167 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI);
168 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL);
169 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY);
170 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE);
171 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS);
175 TRACE(" - iPixelType : ");
176 switch (ppfd->iPixelType) {
177 case PFD_TYPE_RGBA: TRACE("PFD_TYPE_RGBA"); break;
178 case PFD_TYPE_COLORINDEX: TRACE("PFD_TYPE_COLORINDEX"); break;
182 TRACE(" - Color : %d\n", ppfd->cColorBits);
183 TRACE(" - Red : %d\n", ppfd->cRedBits);
184 TRACE(" - Green : %d\n", ppfd->cGreenBits);
185 TRACE(" - Blue : %d\n", ppfd->cBlueBits);
186 TRACE(" - Alpha : %d\n", ppfd->cAlphaBits);
187 TRACE(" - Accum : %d\n", ppfd->cAccumBits);
188 TRACE(" - Depth : %d\n", ppfd->cDepthBits);
189 TRACE(" - Stencil : %d\n", ppfd->cStencilBits);
190 TRACE(" - Aux : %d\n", ppfd->cAuxBuffers);
192 TRACE(" - iLayerType : ");
193 switch (ppfd->iLayerType) {
194 case PFD_MAIN_PLANE: TRACE("PFD_MAIN_PLANE"); break;
195 case PFD_OVERLAY_PLANE: TRACE("PFD_OVERLAY_PLANE"); break;
196 case (BYTE)PFD_UNDERLAY_PLANE: TRACE("PFD_UNDERLAY_PLANE"); break;
201 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
202 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
204 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
206 MAKE_FUNCPTR(glXChooseVisual)
207 MAKE_FUNCPTR(glXCreateContext)
208 MAKE_FUNCPTR(glXCreateGLXPixmap)
209 MAKE_FUNCPTR(glXGetCurrentContext)
210 MAKE_FUNCPTR(glXGetCurrentDrawable)
211 MAKE_FUNCPTR(glXDestroyContext)
212 MAKE_FUNCPTR(glXDestroyGLXPixmap)
213 MAKE_FUNCPTR(glXGetConfig)
214 MAKE_FUNCPTR(glXIsDirect)
215 MAKE_FUNCPTR(glXMakeCurrent)
216 MAKE_FUNCPTR(glXSwapBuffers)
217 MAKE_FUNCPTR(glXQueryExtension)
218 MAKE_FUNCPTR(glXQueryVersion)
219 MAKE_FUNCPTR(glXUseXFont)
222 MAKE_FUNCPTR(glXGetClientString)
223 MAKE_FUNCPTR(glXQueryExtensionsString)
224 MAKE_FUNCPTR(glXQueryServerString)
227 MAKE_FUNCPTR(glXGetFBConfigs)
228 MAKE_FUNCPTR(glXChooseFBConfig)
229 MAKE_FUNCPTR(glXCreatePbuffer)
230 MAKE_FUNCPTR(glXCreateNewContext)
231 MAKE_FUNCPTR(glXDestroyPbuffer)
232 MAKE_FUNCPTR(glXGetFBConfigAttrib)
233 MAKE_FUNCPTR(glXGetVisualFromFBConfig)
234 MAKE_FUNCPTR(glXMakeContextCurrent)
235 MAKE_FUNCPTR(glXQueryDrawable)
236 MAKE_FUNCPTR(glXGetCurrentReadDrawable)
239 static void* (*pglXGetProcAddressARB)(const GLubyte *);
240 static BOOL (*pglXBindTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
241 static BOOL (*pglXReleaseTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
242 static BOOL (*pglXDrawableAttribARB)(Display *dpy, GLXDrawable draw, const int *attribList);
243 static int (*pglXSwapIntervalSGI)(int);
245 /* NV GLX Extension */
246 static void* (*pglXAllocateMemoryNV)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
247 static void (*pglXFreeMemoryNV)(GLvoid *pointer);
249 /* Standard OpenGL */
250 MAKE_FUNCPTR(glBindTexture)
251 MAKE_FUNCPTR(glBitmap)
252 MAKE_FUNCPTR(glCopyTexSubImage1D)
253 MAKE_FUNCPTR(glCopyTexImage2D)
254 MAKE_FUNCPTR(glCopyTexSubImage2D)
255 MAKE_FUNCPTR(glDisable)
256 MAKE_FUNCPTR(glDrawBuffer)
257 MAKE_FUNCPTR(glEnable)
258 MAKE_FUNCPTR(glEndList)
259 MAKE_FUNCPTR(glGetError)
260 MAKE_FUNCPTR(glGetIntegerv)
261 MAKE_FUNCPTR(glGetString)
262 MAKE_FUNCPTR(glIsEnabled)
263 MAKE_FUNCPTR(glNewList)
264 MAKE_FUNCPTR(glPixelStorei)
265 MAKE_FUNCPTR(glReadPixels)
266 MAKE_FUNCPTR(glScissor)
267 MAKE_FUNCPTR(glTexImage2D)
268 MAKE_FUNCPTR(glViewport)
271 static BOOL X11DRV_WineGL_InitOpenglInfo(void)
273 static BOOL infoInitialized = FALSE;
275 int screen = DefaultScreen(gdi_display);
276 Window win = RootWindow(gdi_display, screen);
278 XVisualInfo template;
281 GLXContext ctx = NULL;
285 infoInitialized = TRUE;
289 visual = DefaultVisual(gdi_display, screen);
290 template.visualid = XVisualIDFromVisual(visual);
291 vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
293 WORD old_fs = wine_get_fs();
294 /* Create a GLX Context. Without one we can't query GL information */
295 ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
296 if (wine_get_fs() != old_fs)
298 wine_set_fs( old_fs );
300 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
301 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
307 pglXMakeCurrent(gdi_display, win, ctx);
309 ERR(" couldn't initialize OpenGL, expect problems\n");
314 WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
315 WineGLInfo.glExtensions = strdup((const char *) pglGetString(GL_EXTENSIONS));
317 /* Get the common GLX version supported by GLX client and server ( major/minor) */
318 pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]);
320 WineGLInfo.glxServerVersion = pglXQueryServerString(gdi_display, screen, GLX_VERSION);
321 WineGLInfo.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS);
323 WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION);
324 WineGLInfo.glxClientExtensions = pglXGetClientString(gdi_display, GLX_EXTENSIONS);
326 WineGLInfo.glxExtensions = pglXQueryExtensionsString(gdi_display, screen);
327 WineGLInfo.glxDirect = pglXIsDirect(gdi_display, ctx);
329 TRACE("GL version : %s.\n", WineGLInfo.glVersion);
330 TRACE("GL renderer : %s.\n", pglGetString(GL_RENDERER));
331 TRACE("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]);
332 TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion);
333 TRACE("Server GLX vendor: : %s.\n", pglXQueryServerString(gdi_display, screen, GLX_VENDOR));
334 TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion);
335 TRACE("Client GLX vendor: : %s.\n", pglXGetClientString(gdi_display, GLX_VENDOR));
336 TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False");
340 pglXMakeCurrent(gdi_display, None, NULL);
341 pglXDestroyContext(gdi_display, ctx);
347 static BOOL has_opengl(void)
349 static int init_done;
350 static void *opengl_handle;
351 const char *glx_extensions;
353 int error_base, event_base;
355 if (init_done) return (opengl_handle != NULL);
358 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
359 and include all dependencies */
360 opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, NULL, 0);
361 if (opengl_handle == NULL) return FALSE;
363 pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
364 if (pglXGetProcAddressARB == NULL) {
365 ERR("could not find glXGetProcAddressARB in libGL.\n");
369 #define LOAD_FUNCPTR(f) if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) goto sym_not_found;
371 LOAD_FUNCPTR(glXChooseVisual)
372 LOAD_FUNCPTR(glXCreateContext)
373 LOAD_FUNCPTR(glXCreateGLXPixmap)
374 LOAD_FUNCPTR(glXGetCurrentContext)
375 LOAD_FUNCPTR(glXGetCurrentDrawable)
376 LOAD_FUNCPTR(glXDestroyContext)
377 LOAD_FUNCPTR(glXDestroyGLXPixmap)
378 LOAD_FUNCPTR(glXGetConfig)
379 LOAD_FUNCPTR(glXIsDirect)
380 LOAD_FUNCPTR(glXMakeCurrent)
381 LOAD_FUNCPTR(glXSwapBuffers)
382 LOAD_FUNCPTR(glXQueryExtension)
383 LOAD_FUNCPTR(glXQueryVersion)
384 LOAD_FUNCPTR(glXUseXFont)
387 LOAD_FUNCPTR(glXGetClientString)
388 LOAD_FUNCPTR(glXQueryExtensionsString)
389 LOAD_FUNCPTR(glXQueryServerString)
392 LOAD_FUNCPTR(glXCreatePbuffer)
393 LOAD_FUNCPTR(glXCreateNewContext)
394 LOAD_FUNCPTR(glXDestroyPbuffer)
395 LOAD_FUNCPTR(glXMakeContextCurrent)
396 LOAD_FUNCPTR(glXGetCurrentReadDrawable)
397 LOAD_FUNCPTR(glXGetFBConfigs)
399 /* Standard OpenGL calls */
400 LOAD_FUNCPTR(glBindTexture)
401 LOAD_FUNCPTR(glBitmap)
402 LOAD_FUNCPTR(glCopyTexSubImage1D)
403 LOAD_FUNCPTR(glCopyTexImage2D)
404 LOAD_FUNCPTR(glCopyTexSubImage2D)
405 LOAD_FUNCPTR(glDisable)
406 LOAD_FUNCPTR(glDrawBuffer)
407 LOAD_FUNCPTR(glEnable)
408 LOAD_FUNCPTR(glEndList)
409 LOAD_FUNCPTR(glGetError)
410 LOAD_FUNCPTR(glGetIntegerv)
411 LOAD_FUNCPTR(glGetString)
412 LOAD_FUNCPTR(glIsEnabled)
413 LOAD_FUNCPTR(glNewList)
414 LOAD_FUNCPTR(glPixelStorei)
415 LOAD_FUNCPTR(glReadPixels)
416 LOAD_FUNCPTR(glScissor)
417 LOAD_FUNCPTR(glTexImage2D)
418 LOAD_FUNCPTR(glViewport)
421 /* It doesn't matter if these fail. They'll only be used if the driver reports
422 the associated extension is available (and if a driver reports the extension
423 is available but fails to provide the functions, it's quite broken) */
424 #define LOAD_FUNCPTR(f) p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f);
425 /* NV GLX Extension */
426 LOAD_FUNCPTR(glXAllocateMemoryNV)
427 LOAD_FUNCPTR(glXFreeMemoryNV)
430 if(!X11DRV_WineGL_InitOpenglInfo()) {
431 wine_dlclose(opengl_handle, NULL, 0);
432 opengl_handle = NULL;
437 if (pglXQueryExtension(gdi_display, &error_base, &event_base) == True) {
438 TRACE("GLX is up and running error_base = %d\n", error_base);
440 wine_dlclose(opengl_handle, NULL, 0);
441 opengl_handle = NULL;
444 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
445 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
448 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
449 * depends on the reported GLX client / server version and on the client / server extension list.
450 * Those don't have to be the same.
452 * In general the server GLX information should be used in case of indirect rendering. When direct
453 * rendering is used, the OpenGL client library is responsible for which GLX calls are available.
454 * Nvidia's OpenGL drivers are the best in terms of GLX features. At the moment of writing their
455 * 8762 drivers support 1.3 for the server and 1.4 for the client and they support lots of extensions.
456 * Unfortunately it is much more complicated for Mesa/DRI-based drivers and ATI's drivers.
457 * Both sets of drivers report a server version of 1.2 and the client version can be 1.3 or 1.4.
458 * Further, in case of at least ATI's drivers, one crucial extension needed for our pixel format code
459 * is only available in the list of server extensions and not in the client list.
461 * The versioning checks below try to take into account the comments from above.
464 /* Depending on the use of direct or indirect rendering we need either the list of extensions
465 * exported by the client or by the server.
467 if(WineGLInfo.glxDirect)
468 glx_extensions = WineGLInfo.glxClientExtensions;
470 glx_extensions = WineGLInfo.glxServerExtensions;
472 /* Based on the default opengl context we decide whether direct or indirect rendering is used.
473 * In case of indirect rendering we check if the GLX version of the server is 1.2 and else
474 * the client version is checked.
476 if ((!WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxServerVersion)) ||
477 (WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxClientVersion)))
479 if (NULL != strstr(glx_extensions, "GLX_SGIX_fbconfig")) {
480 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
481 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
482 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX");
484 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxClientVersion);
487 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
488 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
489 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
492 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
493 * enable this function when the Xserver understand GLX 1.3 or newer
495 if (!strcmp("1.2", WineGLInfo.glxServerVersion))
496 pglXQueryDrawable = NULL;
498 pglXQueryDrawable = wine_dlsym(RTLD_DEFAULT, "glXQueryDrawable", NULL, 0);
500 if (NULL != strstr(glx_extensions, "GLX_ATI_render_texture")) {
501 pglXBindTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXBindTexImageARB");
502 pglXReleaseTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXReleaseTexImageARB");
503 pglXDrawableAttribARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXDrawableAttribARB");
506 X11DRV_WineGL_LoadExtensions();
509 return (opengl_handle != NULL);
512 wine_dlclose(opengl_handle, NULL, 0);
513 opengl_handle = NULL;
517 static inline Wine_GLContext *alloc_context(void)
521 if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
523 ret->next = context_list;
524 if (context_list) context_list->prev = ret;
530 static inline void free_context(Wine_GLContext *context)
532 if (context->next != NULL) context->next->prev = context->prev;
533 if (context->prev != NULL) context->prev->next = context->next;
534 else context_list = context->next;
536 HeapFree(GetProcessHeap(), 0, context);
539 static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
542 if (!ctx) return NULL;
543 for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
548 * get_hdc_from_Drawable (internal)
550 * For use by wglGetCurrentReadDCARB.
552 static inline HDC get_hdc_from_Drawable(GLXDrawable d)
555 for (ret = context_list; ret; ret = ret->next) {
556 if (d == ret->physDev->drawable) {
563 static inline BOOL is_valid_context( Wine_GLContext *ctx )
566 for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
567 return (ptr != NULL);
570 static int describeContext(Wine_GLContext* ctx) {
573 TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis);
574 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_FBCONFIG_ID, &tmp);
575 TRACE(" - FBCONFIG_ID 0x%x\n", tmp);
576 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &tmp);
577 TRACE(" - VISUAL_ID 0x%x\n", tmp);
582 static int describeDrawable(Wine_GLContext* ctx, Drawable drawable) {
585 int attribList[3] = { GLX_FBCONFIG_ID, 0, None };
588 if (pglXQueryDrawable == NULL) {
589 /** glXQueryDrawable not available so returns not supported */
593 TRACE(" Drawable %p have :\n", (void*) drawable);
594 pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &tmp);
595 TRACE(" - WIDTH as %d\n", tmp);
596 pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &tmp);
597 TRACE(" - HEIGHT as %d\n", tmp);
598 pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &tmp);
599 TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
602 fbCfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribList, &nElements);
603 if (fbCfgs == NULL) {
607 pglXGetFBConfigAttrib(gdi_display, fbCfgs[0], GLX_VISUAL_ID, &tmp);
608 TRACE(" - VISUAL_ID as 0x%x\n", tmp);
615 static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, Wine_GLPBuffer* pbuf) {
621 int wantColorBits = 0;
624 /* The list of WGL attributes is allowed to be NULL, so don't return -1 (error) but just 0 */
628 while (0 != iWGLAttr[cur]) {
629 TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]);
631 switch (iWGLAttr[cur]) {
632 case WGL_COLOR_BITS_ARB:
633 pop = iWGLAttr[++cur];
634 wantColorBits = pop; /** see end */
636 case WGL_BLUE_BITS_ARB:
637 pop = iWGLAttr[++cur];
638 PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop);
639 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop);
641 case WGL_RED_BITS_ARB:
642 pop = iWGLAttr[++cur];
643 PUSH2(oGLXAttr, GLX_RED_SIZE, pop);
644 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop);
646 case WGL_GREEN_BITS_ARB:
647 pop = iWGLAttr[++cur];
648 PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop);
649 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop);
651 case WGL_ALPHA_BITS_ARB:
652 pop = iWGLAttr[++cur];
654 PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop);
655 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop);
657 case WGL_DEPTH_BITS_ARB:
658 pop = iWGLAttr[++cur];
659 PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop);
660 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop);
662 case WGL_STENCIL_BITS_ARB:
663 pop = iWGLAttr[++cur];
664 PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop);
665 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop);
667 case WGL_DOUBLE_BUFFER_ARB:
668 pop = iWGLAttr[++cur];
669 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop);
670 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop);
673 case WGL_PIXEL_TYPE_ARB:
674 pop = iWGLAttr[++cur];
676 case WGL_TYPE_COLORINDEX_ARB: pop = GLX_COLOR_INDEX_BIT; isColor = 1; break ;
677 case WGL_TYPE_RGBA_ARB: pop = GLX_RGBA_BIT; break ;
678 /* This is the same as WGL_TYPE_RGBA_FLOAT_ATI but the GLX constants differ, only the ARB GLX one is widely supported so use that */
679 case WGL_TYPE_RGBA_FLOAT_ATI: pop = GLX_RGBA_FLOAT_BIT; break ;
681 ERR("unexpected PixelType(%x)\n", pop);
684 PUSH2(oGLXAttr, GLX_RENDER_TYPE, pop);
685 TRACE("pAttr[%d] = GLX_RENDER_TYPE: %d\n", cur, pop);
688 case WGL_SUPPORT_GDI_ARB:
689 pop = iWGLAttr[++cur];
690 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
691 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop);
694 case WGL_DRAW_TO_BITMAP_ARB:
695 pop = iWGLAttr[++cur];
696 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop);
697 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
699 drawattrib |= GLX_PIXMAP_BIT;
703 case WGL_DRAW_TO_WINDOW_ARB:
704 pop = iWGLAttr[++cur];
705 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur, pop);
706 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
708 drawattrib |= GLX_WINDOW_BIT;
712 case WGL_DRAW_TO_PBUFFER_ARB:
713 pop = iWGLAttr[++cur];
714 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur, pop);
715 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
717 drawattrib |= GLX_PBUFFER_BIT;
721 case WGL_ACCELERATION_ARB:
722 case WGL_SUPPORT_OPENGL_ARB:
723 pop = iWGLAttr[++cur];
724 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
725 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop);
728 case WGL_PBUFFER_LARGEST_ARB:
729 pop = iWGLAttr[++cur];
730 PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop);
731 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop);
734 case WGL_SAMPLE_BUFFERS_ARB:
735 pop = iWGLAttr[++cur];
736 PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop);
737 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop);
740 case WGL_SAMPLES_ARB:
741 pop = iWGLAttr[++cur];
742 PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop);
743 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop);
746 case WGL_TEXTURE_FORMAT_ARB:
747 case WGL_TEXTURE_TARGET_ARB:
748 case WGL_MIPMAP_TEXTURE_ARB:
749 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]);
750 pop = iWGLAttr[++cur];
752 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]);
754 if (use_render_texture_ati) {
755 /** nothing to do here */
757 else if (!use_render_texture_emulation) {
758 if (WGL_NO_TEXTURE_ARB != pop) {
759 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr[cur]);
760 return -1; /** error: don't support it */
762 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
763 drawattrib |= GLX_PBUFFER_BIT;
767 case WGL_FLOAT_COMPONENTS_NV:
768 pop = iWGLAttr[++cur];
769 PUSH2(oGLXAttr, GLX_FLOAT_COMPONENTS_NV, pop);
770 TRACE("pAttr[%d] = GLX_FLOAT_COMPONENTS_NV: %x\n", cur, pop);
772 case WGL_BIND_TO_TEXTURE_RGB_ARB:
773 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
774 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV:
775 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV:
776 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV:
777 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV:
778 pop = iWGLAttr[++cur];
779 /** cannot be converted, see direct handling on
780 * - wglGetPixelFormatAttribivARB
781 * TODO: wglChoosePixelFormat
786 FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
793 * Trick as WGL_COLOR_BITS_ARB != GLX_BUFFER_SIZE
794 * WGL_COLOR_BITS_ARB + WGL_ALPHA_BITS_ARB == GLX_BUFFER_SIZE
797 * The number of color bitplanes in each color buffer. For RGBA
798 * pixel types, it is the size of the color buffer, excluding the
799 * alpha bitplanes. For color-index pixels, it is the size of the
800 * color index buffer.
803 * This attribute defines the number of bits per color buffer.
804 * For GLX FBConfigs that correspond to a PseudoColor or StaticColor visual,
805 * this is equal to the depth value reported in the X11 visual.
806 * For GLX FBConfigs that correspond to TrueColor or DirectColor visual,
807 * this is the sum of GLX_RED_SIZE, GLX_GREEN_SIZE, GLX_BLUE_SIZE, and GLX_ALPHA_SIZE.
810 if (0 < wantColorBits) {
812 wantColorBits += sz_alpha;
814 if (32 < wantColorBits) {
815 ERR("buggy %d GLX_BUFFER_SIZE default to 32\n", wantColorBits);
818 PUSH2(oGLXAttr, GLX_BUFFER_SIZE, wantColorBits);
819 TRACE("pAttr[%d] = WGL_COLOR_BITS_ARB: %d\n", cur, wantColorBits);
822 /* Apply the OR'd drawable type bitmask now. */
824 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib);
825 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib);
831 static int get_render_type_from_fbconfig(Display *display, GLXFBConfig fbconfig)
833 int render_type=0, render_type_bit;
834 pglXGetFBConfigAttrib(display, fbconfig, GLX_RENDER_TYPE, &render_type_bit);
835 switch(render_type_bit)
838 render_type = GLX_RGBA_TYPE;
840 case GLX_COLOR_INDEX_BIT:
841 render_type = GLX_COLOR_INDEX_TYPE;
843 case GLX_RGBA_FLOAT_BIT:
844 render_type = GLX_RGBA_FLOAT_TYPE;
847 ERR("Unknown render_type: %x\n", render_type);
852 static BOOL get_fbconfig_from_visualid(Display *display, Visual *visual, GLXFBConfig *fbconfig, int *fmt_id)
854 GLXFBConfig* cfgs = NULL;
861 if(!display || !visual) {
862 ERR("Invalid display or visual\n");
865 visualid = XVisualIDFromVisual(visual);
867 /* Get a list of all available framebuffer configurations */
868 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
869 if (NULL == cfgs || 0 == nCfgs) {
870 ERR("glXChooseFBConfig returns NULL\n");
871 if(cfgs != NULL) XFree(cfgs);
875 /* Find the requested offscreen format and count the number of offscreen formats */
876 for(i=0; i<nCfgs; i++) {
877 pglXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
878 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
880 /* We are looking up the GLX index of our main visual and have found it :) */
881 if(visualid == tmp_vis_id) {
882 TRACE("Found FBCONFIG_ID 0x%x at index %d for VISUAL_ID 0x%x\n", tmp_fmt_id, i, tmp_vis_id);
884 *fmt_id = tmp_fmt_id;
890 ERR("No fbconfig found for Wine's main visual (0x%lx), expect problems!\n", visualid);
895 static BOOL init_formats(Display *display, int screen, Visual *visual)
897 int fmt_id, tmp_vis_id, tmp_fmt_id, nCfgs, i;
899 GLXFBConfig fbconfig;
900 int nOffscreenFormats = 0;
902 /* Locate the fbconfig correspondig to our main visual */
903 if(!get_fbconfig_from_visualid(display, visual, &fbconfig, &fmt_id)) {
904 ERR("Can't get the FBCONFIG_ID for the main visual, expect problems!\n");
908 /* As mentioned in various parts of the code only the format of the main visual can be used for onscreen rendering.
909 * Next to this format there are also so called offscreen rendering formats (used for pbuffers) which can be supported
910 * because they don't need a visual. Below we use glXGetFBConfigs instead of glXChooseFBConfig to enumerate the fb configurations
911 * because this call lists both types of formats instead of only onscreen ones. */
912 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
913 if (NULL == cfgs || 0 == nCfgs) {
914 WARN("glXChooseFBConfig returns NULL\n");
915 if(cfgs != NULL) XFree(cfgs);
917 /* We only have the single format of Wine's main visual */
918 WineGLPixelFormatList = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(WineGLPixelFormat));
919 WineGLPixelFormatList[0].iPixelFormat = 1;
920 WineGLPixelFormatList[0].fbconfig = fbconfig;
921 WineGLPixelFormatList[0].fmt_id = fmt_id;
922 WineGLPixelFormatList[0].render_type = get_render_type_from_fbconfig(display, fbconfig);
923 WineGLPixelFormatList[0].offscreenOnly = FALSE;
924 WineGLPixelFormatListSize = 1;
927 /* Count the number of offscreen formats to determine the size for our pixelformat list */
928 for(i=0; i<nCfgs; i++) {
929 pglXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
931 /* We have found an offscreen rendering format :) */
932 if(tmp_vis_id == 0) {
936 TRACE("Number of offscreen formats: %d\n", nOffscreenFormats);
938 /* Allocate memory for all the offscreen pixelformats and the format of Wine's main visual */
939 WineGLPixelFormatList = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (1+nOffscreenFormats)*sizeof(WineGLPixelFormat));
940 WineGLPixelFormatList[0].iPixelFormat = 1;
941 WineGLPixelFormatList[0].fbconfig = fbconfig;
942 WineGLPixelFormatList[0].fmt_id = fmt_id;
943 WineGLPixelFormatList[0].render_type = get_render_type_from_fbconfig(display, fbconfig);
944 WineGLPixelFormatList[0].offscreenOnly = FALSE;
945 WineGLPixelFormatListSize = 1;
947 /* Fill the list with offscreen formats */
948 for(i=0; i<nCfgs; i++) {
949 pglXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
950 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
952 /* We have found an offscreen rendering format :) */
953 if(tmp_vis_id == 0) {
954 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", tmp_fmt_id, WineGLPixelFormatListSize+1, i);
955 WineGLPixelFormatList[WineGLPixelFormatListSize].iPixelFormat = WineGLPixelFormatListSize+1; /* The index starts at 1 */
956 WineGLPixelFormatList[WineGLPixelFormatListSize].fbconfig = cfgs[i];
957 WineGLPixelFormatList[WineGLPixelFormatListSize].fmt_id = tmp_fmt_id;
958 WineGLPixelFormatList[WineGLPixelFormatListSize].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
959 WineGLPixelFormatList[WineGLPixelFormatListSize].offscreenOnly = TRUE;
960 WineGLPixelFormatListSize++;
965 if(cfgs != NULL) XFree(cfgs);
970 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
971 * In our WGL implementation we only support a subset of these formats namely the format of
972 * Wine's main visual and offscreen formats (if they are available).
973 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
974 * and it returns the number of supported WGL formats in fmt_count.
976 static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count)
978 WineGLPixelFormat *res = NULL;
980 /* Init the list of pixel formats when we need it */
981 if(!WineGLPixelFormatListSize)
982 init_formats(display, DefaultScreen(display), visual);
984 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
985 * iPixelFormat in case of probing the number of pixelformats.
987 if((iPixelFormat <= 0) || (iPixelFormat > WineGLPixelFormatListSize)) {
989 *fmt_count = WineGLPixelFormatListSize;
991 *fmt_count = 1; /* Only show the format of our main visual */
993 else if(iPixelFormat == 1) {
994 res = &WineGLPixelFormatList[0];
995 *fmt_count = 1; /* Only show the format of our main visual */
997 else if((WineGLPixelFormatList[iPixelFormat-1].offscreenOnly == TRUE) && AllowOffscreen) {
998 res = &WineGLPixelFormatList[iPixelFormat-1];
999 *fmt_count = WineGLPixelFormatListSize;
1000 TRACE("Returning FBConfig=%p for iPixelFormat=%d\n", res->fbconfig, iPixelFormat);
1003 TRACE("Number of returned pixelformats=%d\n", *fmt_count);
1008 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
1009 static int ConvertPixelFormatGLXtoWGL(Display *display, int fmt_id)
1013 /* Init the list of pixel formats when we need it */
1014 if(!WineGLPixelFormatListSize)
1015 init_formats(display, DefaultScreen(display), visual);
1017 for(i=0; i<WineGLPixelFormatListSize; i++) {
1018 if(WineGLPixelFormatList[i].fmt_id == fmt_id) {
1019 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", WineGLPixelFormatList[i].iPixelFormat, fmt_id);
1020 return WineGLPixelFormatList[i].iPixelFormat;
1023 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id);
1028 * X11DRV_ChoosePixelFormat
1030 * Equivalent to glXChooseVisual.
1032 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
1033 const PIXELFORMATDESCRIPTOR *ppfd) {
1034 WineGLPixelFormat *fmt;
1038 if (!has_opengl()) {
1039 ERR("No libGL on this box - disabling OpenGL support !\n");
1043 if (TRACE_ON(opengl)) {
1044 TRACE("(%p,%p)\n", physDev, ppfd);
1046 dump_PIXELFORMATDESCRIPTOR((const PIXELFORMATDESCRIPTOR *) ppfd);
1051 ERR("Can't get an opengl visual!\n");
1055 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, 1 /* main visual */, FALSE /* offscreen */, &value);
1056 /* In case an fbconfig was found, check if it matches to the requirements of the ppfd */
1058 ERR("Can't find a matching FBCONFIG_ID for VISUAL_ID 0x%lx!\n", visual->visualid);
1065 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1066 if (value & GLX_RGBA_BIT)
1067 iPixelType = PFD_TYPE_RGBA;
1069 iPixelType = PFD_TYPE_COLORINDEX;
1071 if (ppfd->iPixelType != iPixelType) {
1072 TRACE("pixel type mismatch\n");
1077 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value); if (value) dwFlags |= PFD_DOUBLEBUFFER;
1078 if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && (ppfd->dwFlags & PFD_DOUBLEBUFFER)) {
1079 if (!(dwFlags & PFD_DOUBLEBUFFER)) {
1080 TRACE("dbl buffer mismatch\n");
1086 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) dwFlags |= PFD_STEREO;
1087 if (!(ppfd->dwFlags & PFD_STEREO_DONTCARE) && (ppfd->dwFlags & PFD_STEREO)) {
1088 if (!(dwFlags & PFD_STEREO)) {
1089 TRACE("stereo mismatch\n");
1095 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &value);
1096 if (ppfd->iPixelType==PFD_TYPE_RGBA && ppfd->cAlphaBits && !value) {
1097 TRACE("alpha mismatch\n");
1102 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value);
1103 if (ppfd->cDepthBits && !value) {
1104 TRACE("depth mismatch\n");
1109 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value);
1110 if (ppfd->cStencilBits && !value) {
1111 TRACE("stencil mismatch\n");
1116 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_AUX_BUFFERS, &value);
1117 if (ppfd->cAuxBuffers && !value) {
1118 TRACE("aux mismatch\n");
1122 /* When we pass all the checks we have found a matching format :) */
1124 TRACE("Successfully found a matching mode, returning index: %d\n", ret);
1129 TRACE("No matching mode was found returning 0\n");
1131 wine_tsx11_unlock();
1136 * X11DRV_DescribePixelFormat
1138 * Get the pixel-format descriptor associated to the given id
1140 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
1143 PIXELFORMATDESCRIPTOR *ppfd) {
1144 /*XVisualInfo *vis;*/
1147 WineGLPixelFormat *fmt;
1151 if (!has_opengl()) {
1152 ERR("No libGL on this box - disabling OpenGL support !\n");
1156 TRACE("(%p,%d,%d,%p)\n", physDev, iPixelFormat, nBytes, ppfd);
1158 /* Look for the iPixelFormat in our list of supported formats. If it is supported we get the index in the FBConfig table and the number of supported formats back */
1159 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &fmt_count);
1161 /* The application is only querying the number of pixelformats */
1163 } else if(fmt == NULL) {
1164 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count);
1168 if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
1169 ERR("Wrong structure size !\n");
1170 /* Should set error */
1176 memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
1177 ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
1180 /* These flags are always the same... */
1181 ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
1182 /* Now the flags extracted from the Visual */
1186 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_CONFIG_CAVEAT, &value);
1187 if(value == GLX_SLOW_CONFIG)
1188 ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
1190 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value); if (value) ppfd->dwFlags |= PFD_DOUBLEBUFFER;
1191 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
1194 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1195 if (value & GLX_RGBA_BIT)
1196 ppfd->iPixelType = PFD_TYPE_RGBA;
1198 ppfd->iPixelType = PFD_TYPE_COLORINDEX;
1201 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &value);
1202 ppfd->cColorBits = value;
1204 /* Red, green, blue and alpha bits / shifts */
1205 if (ppfd->iPixelType == PFD_TYPE_RGBA) {
1206 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RED_SIZE, &rb);
1207 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_GREEN_SIZE, &gb);
1208 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BLUE_SIZE, &bb);
1209 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &ab);
1211 ppfd->cRedBits = rb;
1212 ppfd->cRedShift = gb + bb + ab;
1213 ppfd->cBlueBits = bb;
1214 ppfd->cBlueShift = ab;
1215 ppfd->cGreenBits = gb;
1216 ppfd->cGreenShift = bb + ab;
1217 ppfd->cAlphaBits = ab;
1218 ppfd->cAlphaShift = 0;
1221 ppfd->cRedShift = 0;
1222 ppfd->cBlueBits = 0;
1223 ppfd->cBlueShift = 0;
1224 ppfd->cGreenBits = 0;
1225 ppfd->cGreenShift = 0;
1226 ppfd->cAlphaBits = 0;
1227 ppfd->cAlphaShift = 0;
1230 /* Accum RGBA bits */
1231 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &rb);
1232 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &gb);
1233 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &bb);
1234 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &ab);
1236 ppfd->cAccumBits = rb+gb+bb+ab;
1237 ppfd->cAccumRedBits = rb;
1238 ppfd->cAccumGreenBits = gb;
1239 ppfd->cAccumBlueBits = bb;
1240 ppfd->cAccumAlphaBits = ab;
1243 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value);
1244 ppfd->cDepthBits = value;
1247 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value);
1248 ppfd->cStencilBits = value;
1250 wine_tsx11_unlock();
1252 /* Aux : to do ... */
1254 ppfd->iLayerType = PFD_MAIN_PLANE;
1256 if (TRACE_ON(opengl)) {
1257 dump_PIXELFORMATDESCRIPTOR(ppfd);
1264 * X11DRV_GetPixelFormat
1266 * Get the pixel-format id used by this DC
1268 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
1269 WineGLPixelFormat *fmt;
1271 TRACE("(%p)\n", physDev);
1273 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, physDev->current_pf, TRUE, &tmp);
1276 /* This happens on HDCs on which SetPixelFormat wasn't called yet */
1277 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", physDev->current_pf);
1280 else if(fmt->offscreenOnly)
1282 /* Offscreen formats can't be used with traditional WGL calls.
1283 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1284 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt->iPixelFormat);
1288 return physDev->current_pf;
1289 TRACE("(%p): returns %d\n", physDev, physDev->current_pf);
1293 * X11DRV_SetPixelFormat
1295 * Set the pixel-format id used by this DC
1297 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
1299 const PIXELFORMATDESCRIPTOR *ppfd) {
1300 WineGLPixelFormat *fmt;
1303 TRACE("(%p,%d,%p)\n", physDev, iPixelFormat, ppfd);
1305 if (!has_opengl()) {
1306 ERR("No libGL on this box - disabling OpenGL support !\n");
1310 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1311 if(get_glxdrawable(physDev) == root_window)
1313 ERR("Invalid operation on root_window\n");
1317 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1318 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &value);
1320 ERR("Invalid iPixelFormat: %d\n", iPixelFormat);
1324 physDev->current_pf = iPixelFormat;
1326 if (TRACE_ON(opengl)) {
1330 * How to test if hdc current drawable is compatible (visual/FBConfig) ?
1332 * in case of root window created HDCs we crash here :(
1334 Drawable drawable = get_drawable( physDev->hdc );
1335 TRACE(" drawable (%p,%p) have :\n", drawable, root_window);
1336 pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &value);
1337 TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
1338 pglXQueryDrawable(gdi_display, drawable, GLX_VISUAL_ID, (unsigned int*) &value);
1339 TRACE(" - VISUAL_ID as 0x%x\n", tmp);
1340 pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &value);
1341 TRACE(" - WIDTH as %d\n", tmp);
1342 pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &value);
1343 TRACE(" - HEIGHT as %d\n", tmp);
1345 gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value);
1347 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1349 TRACE(" FBConfig have :\n");
1350 TRACE(" - FBCONFIG_ID 0x%x\n", value);
1351 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_VISUAL_ID, &value);
1352 TRACE(" - VISUAL_ID 0x%x\n", value);
1353 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1354 TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
1361 * X11DRV_wglCreateContext
1363 * For OpenGL32 wglCreateContext.
1365 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev)
1367 Wine_GLContext *ret;
1368 WineGLPixelFormat *fmt;
1369 int hdcPF = physDev->current_pf;
1373 HDC hdc = physDev->hdc;
1375 TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
1377 if (!has_opengl()) {
1378 ERR("No libGL on this box - disabling OpenGL support !\n");
1382 /* First, get the visual in use by the X11DRV */
1383 if (!gdi_display) return 0;
1385 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, TRUE /* Offscreen */, &fmt_count);
1386 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1387 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1388 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1389 * If this fails something is very wrong on the system. */
1391 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", hdcPF);
1392 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1396 if (fmt_count < hdcPF) {
1397 ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, hdcPF, fmt_count);
1398 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1402 gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value);
1404 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1405 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1409 /* The context will be allocated in the wglMakeCurrent call */
1411 ret = alloc_context();
1412 wine_tsx11_unlock();
1414 ret->physDev = physDev;
1418 ret->vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1420 TRACE(" creating context %p (GL context creation delayed)\n", ret);
1425 * X11DRV_wglDeleteContext
1427 * For OpenGL32 wglDeleteContext.
1429 BOOL X11DRV_wglDeleteContext(HGLRC hglrc)
1431 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1434 TRACE("(%p)\n", hglrc);
1436 if (!has_opengl()) {
1437 ERR("No libGL on this box - disabling OpenGL support !\n");
1442 /* A game (Half Life not to name it) deletes twice the same context,
1443 * so make sure it is valid first */
1444 if (is_valid_context( ctx ))
1446 if (ctx->ctx) pglXDestroyContext(gdi_display, ctx->ctx);
1451 WARN("Error deleting context !\n");
1452 SetLastError(ERROR_INVALID_HANDLE);
1455 wine_tsx11_unlock();
1461 * X11DRV_wglGetCurrentReadDCARB
1463 * For OpenGL32 wglGetCurrentReadDCARB.
1465 static HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
1473 gl_d = pglXGetCurrentReadDrawable();
1474 ret = get_hdc_from_Drawable(gl_d);
1475 wine_tsx11_unlock();
1477 TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
1482 * X11DRV_wglGetProcAddress
1484 * For OpenGL32 wglGetProcAddress.
1486 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc)
1489 const WineGLExtension *ext;
1491 int padding = 32 - strlen(lpszProc);
1495 if (!has_opengl()) {
1496 ERR("No libGL on this box - disabling OpenGL support !\n");
1500 /* Check the table of WGL extensions to see if we need to return a WGL extension
1501 * or a function pointer to a native OpenGL function. */
1502 if(strncmp(lpszProc, "wgl", 3) != 0) {
1503 return pglXGetProcAddressARB((const GLubyte*)lpszProc);
1505 TRACE("('%s'):%*s", lpszProc, padding, " ");
1506 for (i = 0; i < WineGLExtensionListSize; ++i) {
1507 ext = WineGLExtensionList[i];
1508 for (j = 0; ext->extEntryPoints[j].funcName; ++j) {
1509 if (strcmp(ext->extEntryPoints[j].funcName, lpszProc) == 0) {
1510 TRACE("(%p) - WineGL\n", ext->extEntryPoints[j].funcAddress);
1511 return ext->extEntryPoints[j].funcAddress;
1517 ERR("(%s) - not found\n", lpszProc);
1521 /***********************************************************************
1522 * sync_current_drawable
1524 * Adjust the current viewport and scissor in order to position
1525 * and size the current drawable correctly on the parent window.
1527 static void sync_current_drawable(BOOL updatedc)
1533 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1537 if (ctx && ctx->physDev)
1540 GetClipBox(ctx->physDev->hdc, &rc); /* Make sure physDev is up to date */
1542 dy = ctx->physDev->drawable_rect.bottom - ctx->physDev->drawable_rect.top -
1543 ctx->physDev->dc_rect.bottom;
1544 width = ctx->physDev->dc_rect.right - ctx->physDev->dc_rect.left;
1545 height = ctx->physDev->dc_rect.bottom - ctx->physDev->dc_rect.top;
1549 pglViewport(ctx->physDev->dc_rect.left + ctx->viewport.left,
1550 dy + ctx->viewport.top,
1551 ctx->viewport.right ? (ctx->viewport.right - ctx->viewport.left) : width,
1552 ctx->viewport.bottom ? (ctx->viewport.bottom - ctx->viewport.top) : height);
1554 pglEnable(GL_SCISSOR_TEST);
1556 if (ctx->scissor_enabled)
1557 pglScissor(ctx->physDev->dc_rect.left + min(width, max(0, ctx->scissor.left)),
1558 dy + min(height, max(0, ctx->scissor.top)),
1559 min(width, max(0, ctx->scissor.right - ctx->scissor.left)),
1560 min(height, max(0, ctx->scissor.bottom - ctx->scissor.top)));
1562 pglScissor(ctx->physDev->dc_rect.left, dy, width, height);
1564 wine_tsx11_unlock();
1569 * X11DRV_wglMakeCurrent
1571 * For OpenGL32 wglMakeCurrent.
1573 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
1575 HDC hdc = physDev->hdc;
1576 DWORD type = GetObjectType(hdc);
1578 TRACE("(%p,%p)\n", hdc, hglrc);
1580 if (!has_opengl()) {
1581 ERR("No libGL on this box - disabling OpenGL support !\n");
1586 if (hglrc == NULL) {
1587 ret = pglXMakeCurrent(gdi_display, None, NULL);
1588 NtCurrentTeb()->glContext = NULL;
1590 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1591 Drawable drawable = get_glxdrawable(physDev);
1592 if (ctx->ctx == NULL) {
1593 /* The describe lines below are for debugging purposes only */
1594 if (TRACE_ON(wgl)) {
1595 describeDrawable(ctx, drawable);
1596 describeContext(ctx);
1599 /* Create a GLX context using the same visual as chosen earlier in wglCreateContext.
1600 * We are certain that the drawable and context are compatible as we only allow compatible formats.
1602 TRACE(" Creating GLX Context\n");
1604 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, type == OBJ_MEMDC ? False : True);
1605 else /* Create a GLX Context for a pbuffer */
1606 ctx->ctx = pglXCreateNewContext(gdi_display, ctx->fmt->fbconfig, ctx->fmt->render_type, NULL, True);
1608 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1610 TRACE(" make current for dis %p, drawable %p, ctx %p\n", gdi_display, (void*) drawable, ctx->ctx);
1611 ret = pglXMakeCurrent(gdi_display, drawable, ctx->ctx);
1612 NtCurrentTeb()->glContext = ctx;
1615 ctx->physDev = physDev;
1617 if (type == OBJ_MEMDC)
1619 ctx->do_escape = TRUE;
1620 pglDrawBuffer(GL_FRONT_LEFT);
1624 sync_current_drawable(FALSE);
1628 wine_tsx11_unlock();
1629 TRACE(" returning %s\n", (ret ? "True" : "False"));
1634 * X11DRV_wglMakeContextCurrentARB
1636 * For OpenGL32 wglMakeContextCurrentARB
1638 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc)
1641 TRACE("(%p,%p,%p)\n", hDrawDev, hReadDev, hglrc);
1643 if (!has_opengl()) {
1644 ERR("No libGL on this box - disabling OpenGL support !\n");
1649 if (hglrc == NULL) {
1650 ret = pglXMakeCurrent(gdi_display, None, NULL);
1651 NtCurrentTeb()->glContext = NULL;
1653 if (NULL == pglXMakeContextCurrent) {
1656 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1657 Drawable d_draw = get_glxdrawable(hDrawDev);
1658 Drawable d_read = get_glxdrawable(hReadDev);
1660 if (ctx->ctx == NULL) {
1661 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, GetObjectType(hDrawDev->hdc) == OBJ_MEMDC ? False : True);
1662 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1664 ret = pglXMakeContextCurrent(gdi_display, d_draw, d_read, ctx->ctx);
1665 NtCurrentTeb()->glContext = ctx;
1668 wine_tsx11_unlock();
1670 TRACE(" returning %s\n", (ret ? "True" : "False"));
1675 * X11DRV_wglShareLists
1677 * For OpenGL32 wglShaderLists.
1679 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
1680 Wine_GLContext *org = (Wine_GLContext *) hglrc1;
1681 Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
1683 TRACE("(%p, %p)\n", org, dest);
1685 if (!has_opengl()) {
1686 ERR("No libGL on this box - disabling OpenGL support !\n");
1690 if (NULL != dest && dest->ctx != NULL) {
1691 ERR("Could not share display lists, context already created !\n");
1694 if (org->ctx == NULL) {
1696 describeContext(org);
1699 org->ctx = pglXCreateContext(gdi_display, org->vis, NULL, GetObjectType(org->physDev->hdc) == OBJ_MEMDC ? False : True);
1700 else /* Create a GLX Context for a pbuffer */
1701 org->ctx = pglXCreateNewContext(gdi_display, org->fmt->fbconfig, org->fmt->render_type, NULL, True);
1702 wine_tsx11_unlock();
1703 TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
1707 describeContext(dest);
1708 /* Create the destination context with display lists shared */
1710 dest->ctx = pglXCreateContext(gdi_display, dest->vis, org->ctx, GetObjectType(org->physDev->hdc) == OBJ_MEMDC ? False : True);
1711 else /* Create a GLX Context for a pbuffer */
1712 dest->ctx = pglXCreateNewContext(gdi_display, dest->fmt->fbconfig, dest->fmt->render_type, org->ctx, True);
1713 wine_tsx11_unlock();
1714 TRACE(" created a delayed OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
1721 static BOOL internal_wglUseFontBitmaps(HDC hdc, DWORD first, DWORD count, DWORD listBase, DWORD (WINAPI *GetGlyphOutline_ptr)(HDC,UINT,UINT,LPGLYPHMETRICS,DWORD,LPVOID,const MAT2*))
1723 /* We are running using client-side rendering fonts... */
1727 void *bitmap = NULL, *gl_bitmap = NULL;
1731 pglGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
1732 pglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
1733 wine_tsx11_unlock();
1735 for (glyph = first; glyph < first + count; glyph++) {
1736 unsigned int needed_size = GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, 0, NULL, NULL);
1737 int height, width_int;
1739 TRACE("Glyph : %3d / List : %d\n", glyph, listBase);
1740 if (needed_size == GDI_ERROR) {
1741 TRACE(" - needed size : %d (GDI_ERROR)\n", needed_size);
1744 TRACE(" - needed size : %d\n", needed_size);
1747 if (needed_size > size) {
1749 HeapFree(GetProcessHeap(), 0, bitmap);
1750 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1751 bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1752 gl_bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1754 if (GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, size, bitmap, NULL) == GDI_ERROR) goto error;
1755 if (TRACE_ON(opengl)) {
1756 unsigned int height, width, bitmask;
1757 unsigned char *bitmap_ = (unsigned char *) bitmap;
1759 TRACE(" - bbox : %d x %d\n", gm.gmBlackBoxX, gm.gmBlackBoxY);
1760 TRACE(" - origin : (%d , %d)\n", gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
1761 TRACE(" - increment : %d - %d\n", gm.gmCellIncX, gm.gmCellIncY);
1762 if (needed_size != 0) {
1763 TRACE(" - bitmap :\n");
1764 for (height = 0; height < gm.gmBlackBoxY; height++) {
1766 for (width = 0, bitmask = 0x80; width < gm.gmBlackBoxX; width++, bitmask >>= 1) {
1771 if (*bitmap_ & bitmask)
1776 bitmap_ += (4 - ((UINT_PTR)bitmap_ & 0x03));
1782 /* In OpenGL, the bitmap is drawn from the bottom to the top... So we need to invert the
1783 * glyph for it to be drawn properly.
1785 if (needed_size != 0) {
1786 width_int = (gm.gmBlackBoxX + 31) / 32;
1787 for (height = 0; height < gm.gmBlackBoxY; height++) {
1789 for (width = 0; width < width_int; width++) {
1790 ((int *) gl_bitmap)[(gm.gmBlackBoxY - height - 1) * width_int + width] =
1791 ((int *) bitmap)[height * width_int + width];
1797 pglNewList(listBase++, GL_COMPILE);
1798 if (needed_size != 0) {
1799 pglBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY,
1800 0 - (int) gm.gmptGlyphOrigin.x, (int) gm.gmBlackBoxY - (int) gm.gmptGlyphOrigin.y,
1801 gm.gmCellIncX, gm.gmCellIncY,
1804 /* This is the case of 'empty' glyphs like the space character */
1805 pglBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
1808 wine_tsx11_unlock();
1812 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1813 wine_tsx11_unlock();
1815 HeapFree(GetProcessHeap(), 0, bitmap);
1816 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1821 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1822 wine_tsx11_unlock();
1824 HeapFree(GetProcessHeap(), 0, bitmap);
1825 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1830 * X11DRV_wglUseFontBitmapsA
1832 * For OpenGL32 wglUseFontBitmapsA.
1834 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1836 Font fid = physDev->font;
1838 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1840 if (!has_opengl()) {
1841 ERR("No libGL on this box - disabling OpenGL support !\n");
1846 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineA);
1850 /* I assume that the glyphs are at the same position for X and for Windows */
1851 pglXUseXFont(fid, first, count, listBase);
1852 wine_tsx11_unlock();
1857 * X11DRV_wglUseFontBitmapsW
1859 * For OpenGL32 wglUseFontBitmapsW.
1861 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1863 Font fid = physDev->font;
1865 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1867 if (!has_opengl()) {
1868 ERR("No libGL on this box - disabling OpenGL support !\n");
1873 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineW);
1876 WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
1879 /* I assume that the glyphs are at the same position for X and for Windows */
1880 pglXUseXFont(fid, first, count, listBase);
1881 wine_tsx11_unlock();
1885 static void WINAPI X11DRV_wglDisable(GLenum cap)
1887 if (cap == GL_SCISSOR_TEST)
1889 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1892 ctx->scissor_enabled = FALSE;
1898 wine_tsx11_unlock();
1902 static void WINAPI X11DRV_wglEnable(GLenum cap)
1904 if (cap == GL_SCISSOR_TEST)
1906 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1909 ctx->scissor_enabled = TRUE;
1915 wine_tsx11_unlock();
1919 /* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
1920 static void WINAPI X11DRV_wglGetIntegerv(GLenum pname, GLint* params)
1927 GLXContext gl_ctx = pglXGetCurrentContext();
1928 Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
1930 pglGetIntegerv(pname, params);
1932 * if we cannot find a Wine Context
1933 * we only have the default wine desktop context,
1934 * so if we have only a 24 depth say we have 32
1936 if (NULL == ret && 24 == *params) {
1939 TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
1944 GLXContext gl_ctx = pglXGetCurrentContext();
1945 Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
1947 pglXGetFBConfigAttrib(gdi_display, ret->fmt->fbconfig, GLX_ALPHA_SIZE, params);
1948 TRACE("returns GL_ALPHA_BITS as '%d'\n", *params);
1952 pglGetIntegerv(pname, params);
1955 wine_tsx11_unlock();
1958 static GLboolean WINAPI X11DRV_wglIsEnabled(GLenum cap)
1960 GLboolean enabled = False;
1962 if (cap == GL_SCISSOR_TEST)
1964 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1967 enabled = ctx->scissor_enabled;
1972 enabled = pglIsEnabled(cap);
1973 wine_tsx11_unlock();
1978 static void WINAPI X11DRV_wglScissor(GLint x, GLint y, GLsizei width, GLsizei height)
1980 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1984 ctx->scissor.left = x;
1985 ctx->scissor.top = y;
1986 ctx->scissor.right = x + width;
1987 ctx->scissor.bottom = y + height;
1989 sync_current_drawable(TRUE);
1993 static void WINAPI X11DRV_wglViewport(GLint x, GLint y, GLsizei width, GLsizei height)
1995 Wine_GLContext *ctx = (Wine_GLContext *) NtCurrentTeb()->glContext;
1999 ctx->viewport.left = x;
2000 ctx->viewport.top = y;
2001 ctx->viewport.right = x + width;
2002 ctx->viewport.bottom = y + height;
2004 sync_current_drawable(TRUE);
2009 * X11DRV_wglGetExtensionsStringARB
2011 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
2013 static const char * WINAPI X11DRV_wglGetExtensionsStringARB(HDC hdc) {
2014 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2015 return WineGLInfo.wglExtensions;
2019 * X11DRV_wglCreatePbufferARB
2021 * WGL_ARB_pbuffer: wglCreatePbufferARB
2023 static HPBUFFERARB WINAPI X11DRV_wglCreatePbufferARB(HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList)
2025 Wine_GLPBuffer* object = NULL;
2026 WineGLPixelFormat *fmt = NULL;
2031 TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
2033 if (0 >= iPixelFormat) {
2034 ERR("(%p): unexpected iPixelFormat(%d) <= 0, returns NULL\n", hdc, iPixelFormat);
2035 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2036 return NULL; /* unexpected error */
2039 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
2040 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nCfgs);
2042 ERR("(%p): unexpected iPixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, iPixelFormat, nCfgs);
2043 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2044 goto create_failed; /* unexpected error */
2047 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLPBuffer));
2048 if (NULL == object) {
2049 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2050 goto create_failed; /* unexpected error */
2053 object->display = gdi_display;
2054 object->width = iWidth;
2055 object->height = iHeight;
2058 nAttribs = ConvertAttribWGLtoGLX(piAttribList, attribs, object);
2059 if (-1 == nAttribs) {
2060 WARN("Cannot convert WGL to GLX attributes\n");
2063 PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
2064 PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
2065 while (piAttribList && 0 != *piAttribList) {
2067 switch (*piAttribList) {
2068 case WGL_TEXTURE_FORMAT_ARB: {
2070 attr_v = *piAttribList;
2071 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
2072 if (use_render_texture_ati) {
2075 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2076 case WGL_TEXTURE_RGB_ARB: type = GLX_TEXTURE_RGB_ATI; break ;
2077 case WGL_TEXTURE_RGBA_ARB: type = GLX_TEXTURE_RGBA_ATI; break ;
2079 SetLastError(ERROR_INVALID_DATA);
2082 object->use_render_texture = 1;
2083 PUSH2(attribs, GLX_TEXTURE_FORMAT_ATI, type);
2085 if (WGL_NO_TEXTURE_ARB == attr_v) {
2086 object->use_render_texture = 0;
2088 if (!use_render_texture_emulation) {
2089 SetLastError(ERROR_INVALID_DATA);
2093 case WGL_TEXTURE_RGB_ARB:
2094 object->use_render_texture = GL_RGB;
2095 object->texture_bpp = 3;
2096 object->texture_format = GL_RGB;
2097 object->texture_type = GL_UNSIGNED_BYTE;
2099 case WGL_TEXTURE_RGBA_ARB:
2100 object->use_render_texture = GL_RGBA;
2101 object->texture_bpp = 4;
2102 object->texture_format = GL_RGBA;
2103 object->texture_type = GL_UNSIGNED_BYTE;
2106 /* WGL_FLOAT_COMPONENTS_NV */
2107 case WGL_TEXTURE_FLOAT_R_NV:
2108 object->use_render_texture = GL_FLOAT_R_NV;
2109 object->texture_bpp = 4;
2110 object->texture_format = GL_RED;
2111 object->texture_type = GL_FLOAT;
2113 case WGL_TEXTURE_FLOAT_RG_NV:
2114 object->use_render_texture = GL_FLOAT_RG_NV;
2115 object->texture_bpp = 8;
2116 object->texture_format = GL_LUMINANCE_ALPHA;
2117 object->texture_type = GL_FLOAT;
2119 case WGL_TEXTURE_FLOAT_RGB_NV:
2120 object->use_render_texture = GL_FLOAT_RGB_NV;
2121 object->texture_bpp = 12;
2122 object->texture_format = GL_RGB;
2123 object->texture_type = GL_FLOAT;
2125 case WGL_TEXTURE_FLOAT_RGBA_NV:
2126 object->use_render_texture = GL_FLOAT_RGBA_NV;
2127 object->texture_bpp = 16;
2128 object->texture_format = GL_RGBA;
2129 object->texture_type = GL_FLOAT;
2132 ERR("Unknown texture format: %x\n", attr_v);
2133 SetLastError(ERROR_INVALID_DATA);
2141 case WGL_TEXTURE_TARGET_ARB: {
2143 attr_v = *piAttribList;
2144 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v);
2145 if (use_render_texture_ati) {
2148 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2149 case WGL_TEXTURE_CUBE_MAP_ARB: type = GLX_TEXTURE_CUBE_MAP_ATI; break ;
2150 case WGL_TEXTURE_1D_ARB: type = GLX_TEXTURE_1D_ATI; break ;
2151 case WGL_TEXTURE_2D_ARB: type = GLX_TEXTURE_2D_ATI; break ;
2153 SetLastError(ERROR_INVALID_DATA);
2156 PUSH2(attribs, GLX_TEXTURE_TARGET_ATI, type);
2158 if (WGL_NO_TEXTURE_ARB == attr_v) {
2159 object->texture_target = 0;
2161 if (!use_render_texture_emulation) {
2162 SetLastError(ERROR_INVALID_DATA);
2166 case WGL_TEXTURE_CUBE_MAP_ARB: {
2167 if (iWidth != iHeight) {
2168 SetLastError(ERROR_INVALID_DATA);
2171 object->texture_target = GL_TEXTURE_CUBE_MAP;
2172 object->texture_bind_target = GL_TEXTURE_BINDING_CUBE_MAP;
2175 case WGL_TEXTURE_1D_ARB: {
2177 SetLastError(ERROR_INVALID_DATA);
2180 object->texture_target = GL_TEXTURE_1D;
2181 object->texture_bind_target = GL_TEXTURE_BINDING_1D;
2184 case WGL_TEXTURE_2D_ARB: {
2185 object->texture_target = GL_TEXTURE_2D;
2186 object->texture_bind_target = GL_TEXTURE_BINDING_2D;
2189 case WGL_TEXTURE_RECTANGLE_NV: {
2190 object->texture_target = GL_TEXTURE_RECTANGLE_NV;
2191 object->texture_bind_target = GL_TEXTURE_BINDING_RECTANGLE_NV;
2195 ERR("Unknown texture target: %x\n", attr_v);
2196 SetLastError(ERROR_INVALID_DATA);
2204 case WGL_MIPMAP_TEXTURE_ARB: {
2206 attr_v = *piAttribList;
2207 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v);
2208 if (use_render_texture_ati) {
2209 PUSH2(attribs, GLX_MIPMAP_TEXTURE_ATI, attr_v);
2211 if (!use_render_texture_emulation) {
2212 SetLastError(ERROR_INVALID_DATA);
2222 PUSH1(attribs, None);
2223 object->drawable = pglXCreatePbuffer(gdi_display, fmt->fbconfig, attribs);
2224 TRACE("new Pbuffer drawable as %p\n", (void*) object->drawable);
2225 if (!object->drawable) {
2226 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2227 goto create_failed; /* unexpected error */
2229 TRACE("->(%p)\n", object);
2230 return (HPBUFFERARB) object;
2233 HeapFree(GetProcessHeap(), 0, object);
2234 TRACE("->(FAILED)\n");
2235 return (HPBUFFERARB) NULL;
2239 * X11DRV_wglDestroyPbufferARB
2241 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2243 static GLboolean WINAPI X11DRV_wglDestroyPbufferARB(HPBUFFERARB hPbuffer)
2245 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2246 TRACE("(%p)\n", hPbuffer);
2247 if (NULL == object) {
2248 SetLastError(ERROR_INVALID_HANDLE);
2251 pglXDestroyPbuffer(object->display, object->drawable);
2252 HeapFree(GetProcessHeap(), 0, object);
2257 * X11DRV_wglGetPbufferDCARB
2259 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2260 * The function wglGetPbufferDCARB returns a device context for a pbuffer.
2261 * Gdi32 implements the part of this function which creates a device context.
2262 * This part associates the physDev with the X drawable of the pbuffer.
2264 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *physDev, HPBUFFERARB hPbuffer)
2266 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2267 if (NULL == object) {
2268 SetLastError(ERROR_INVALID_HANDLE);
2272 /* The function wglGetPbufferDCARB returns a DC to which the pbuffer can be connected.
2273 * All formats in our pixelformat list are compatible with each other and the main drawable. */
2274 physDev->current_pf = object->fmt->iPixelFormat;
2275 physDev->drawable = object->drawable;
2276 SetRect( &physDev->drawable_rect, 0, 0, object->width, object->height );
2277 physDev->dc_rect = physDev->drawable_rect;
2279 TRACE("(%p)->(%p)\n", hPbuffer, physDev->hdc);
2280 return physDev->hdc;
2284 * X11DRV_wglQueryPbufferARB
2286 * WGL_ARB_pbuffer: wglQueryPbufferARB
2288 static GLboolean WINAPI X11DRV_wglQueryPbufferARB(HPBUFFERARB hPbuffer, int iAttribute, int *piValue)
2290 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2291 TRACE("(%p, 0x%x, %p)\n", hPbuffer, iAttribute, piValue);
2292 if (NULL == object) {
2293 SetLastError(ERROR_INVALID_HANDLE);
2296 switch (iAttribute) {
2297 case WGL_PBUFFER_WIDTH_ARB:
2298 pglXQueryDrawable(object->display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
2300 case WGL_PBUFFER_HEIGHT_ARB:
2301 pglXQueryDrawable(object->display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
2304 case WGL_PBUFFER_LOST_ARB:
2305 FIXME("unsupported WGL_PBUFFER_LOST_ARB (need glXSelectEvent/GLX_DAMAGED work)\n");
2308 case WGL_TEXTURE_FORMAT_ARB:
2309 if (use_render_texture_ati) {
2311 int type = WGL_NO_TEXTURE_ARB;
2312 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_FORMAT_ATI, &tmp);
2314 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2315 case GLX_TEXTURE_RGB_ATI: type = WGL_TEXTURE_RGB_ARB; break ;
2316 case GLX_TEXTURE_RGBA_ATI: type = WGL_TEXTURE_RGBA_ARB; break ;
2320 if (!object->use_render_texture) {
2321 *piValue = WGL_NO_TEXTURE_ARB;
2323 if (!use_render_texture_emulation) {
2324 SetLastError(ERROR_INVALID_HANDLE);
2327 switch(object->use_render_texture) {
2329 *piValue = WGL_TEXTURE_RGB_ARB;
2332 *piValue = WGL_TEXTURE_RGBA_ARB;
2334 /* WGL_FLOAT_COMPONENTS_NV */
2336 *piValue = WGL_TEXTURE_FLOAT_R_NV;
2338 case GL_FLOAT_RG_NV:
2339 *piValue = WGL_TEXTURE_FLOAT_RG_NV;
2341 case GL_FLOAT_RGB_NV:
2342 *piValue = WGL_TEXTURE_FLOAT_RGB_NV;
2344 case GL_FLOAT_RGBA_NV:
2345 *piValue = WGL_TEXTURE_FLOAT_RGBA_NV;
2348 ERR("Unknown texture format: %x\n", object->use_render_texture);
2354 case WGL_TEXTURE_TARGET_ARB:
2355 if (use_render_texture_ati) {
2357 int type = WGL_NO_TEXTURE_ARB;
2358 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_TARGET_ATI, &tmp);
2360 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2361 case GLX_TEXTURE_CUBE_MAP_ATI: type = WGL_TEXTURE_CUBE_MAP_ARB; break ;
2362 case GLX_TEXTURE_1D_ATI: type = WGL_TEXTURE_1D_ARB; break ;
2363 case GLX_TEXTURE_2D_ATI: type = WGL_TEXTURE_2D_ARB; break ;
2367 if (!object->texture_target) {
2368 *piValue = WGL_NO_TEXTURE_ARB;
2370 if (!use_render_texture_emulation) {
2371 SetLastError(ERROR_INVALID_DATA);
2374 switch (object->texture_target) {
2375 case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_1D_ARB; break;
2376 case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_2D_ARB; break;
2377 case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break;
2378 case GL_TEXTURE_RECTANGLE_NV: *piValue = WGL_TEXTURE_RECTANGLE_NV; break;
2384 case WGL_MIPMAP_TEXTURE_ARB:
2385 if (use_render_texture_ati) {
2386 pglXQueryDrawable(object->display, object->drawable, GLX_MIPMAP_TEXTURE_ATI, (unsigned int*) piValue);
2388 *piValue = GL_FALSE; /** don't support that */
2389 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute);
2394 FIXME("unexpected attribute %x\n", iAttribute);
2402 * X11DRV_wglReleasePbufferDCARB
2404 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2406 static int WINAPI X11DRV_wglReleasePbufferDCARB(HPBUFFERARB hPbuffer, HDC hdc)
2408 TRACE("(%p, %p)\n", hPbuffer, hdc);
2414 * X11DRV_wglSetPbufferAttribARB
2416 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2418 static GLboolean WINAPI X11DRV_wglSetPbufferAttribARB(HPBUFFERARB hPbuffer, const int *piAttribList)
2420 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2421 WARN("(%p, %p): alpha-testing, report any problem\n", hPbuffer, piAttribList);
2422 if (NULL == object) {
2423 SetLastError(ERROR_INVALID_HANDLE);
2426 if (!object->use_render_texture) {
2427 SetLastError(ERROR_INVALID_HANDLE);
2430 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2433 if (NULL != pglXDrawableAttribARB) {
2434 if (use_render_texture_ati) {
2435 FIXME("Need conversion for GLX_ATI_render_texture\n");
2437 return pglXDrawableAttribARB(object->display, object->drawable, piAttribList);
2443 * X11DRV_wglChoosePixelFormatARB
2445 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2447 static GLboolean WINAPI X11DRV_wglChoosePixelFormatARB(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats)
2452 GLXFBConfig* cfgs = NULL;
2457 GLXFBConfig* cfgs_fmt = NULL;
2463 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats);
2464 if (NULL != pfAttribFList) {
2465 FIXME("unused pfAttribFList\n");
2468 nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL);
2469 if (-1 == nAttribs) {
2470 WARN("Cannot convert WGL to GLX attributes\n");
2473 PUSH1(attribs, None);
2475 /* Search for FB configurations matching the requirements in attribs */
2476 cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs);
2478 WARN("Compatible Pixel Format not found\n");
2482 /* Get a list of all FB configurations */
2483 cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
2484 if (NULL == cfgs_fmt) {
2485 ERR("Failed to get All FB Configs\n");
2490 /* Loop through all matching formats and check if they are suitable.
2491 * Note that this function should at max return nMaxFormats different formats */
2492 for (it = 0; pfmt_it < nMaxFormats && it < nCfgs; ++it) {
2493 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id);
2495 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2499 /* Search for the format in our list of compatible formats */
2500 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fmt_id);
2504 piFormats[pfmt_it] = fmt;
2505 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d/%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it], nCfgs_fmt);
2509 *nNumFormats = pfmt_it;
2517 * X11DRV_wglGetPixelFormatAttribivARB
2519 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2521 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribivARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues)
2524 WineGLPixelFormat *fmt = NULL;
2528 int nWGLFormats = 0;
2530 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues);
2532 if (0 < iLayerPlane) {
2533 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane);
2537 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supoprted.
2538 * We don't have to fail yet as a program can specify an invaled iPixelFormat (lets say 0) if it wants to query
2539 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2540 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nWGLFormats);
2542 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat);
2545 for (i = 0; i < nAttributes; ++i) {
2546 const int curWGLAttr = piAttributes[i];
2547 TRACE("pAttr[%d] = %x\n", i, curWGLAttr);
2549 switch (curWGLAttr) {
2550 case WGL_NUMBER_PIXEL_FORMATS_ARB:
2551 piValues[i] = nWGLFormats;
2554 case WGL_SUPPORT_OPENGL_ARB:
2555 piValues[i] = GL_TRUE;
2558 case WGL_ACCELERATION_ARB:
2559 curGLXAttr = GLX_CONFIG_CAVEAT;
2560 if (!fmt) goto pix_error;
2561 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2562 if (hTest) goto get_error;
2564 case GLX_NONE: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2565 case GLX_SLOW_CONFIG: piValues[i] = WGL_NO_ACCELERATION_ARB; break;
2566 case GLX_NON_CONFORMANT_CONFIG: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2568 ERR("unexpected Config Caveat(%x)\n", tmp);
2569 piValues[i] = WGL_NO_ACCELERATION_ARB;
2573 case WGL_TRANSPARENT_ARB:
2574 curGLXAttr = GLX_TRANSPARENT_TYPE;
2575 if (!fmt) goto pix_error;
2576 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2577 if (hTest) goto get_error;
2578 piValues[i] = GL_FALSE;
2579 if (GLX_NONE != tmp) piValues[i] = GL_TRUE;
2582 case WGL_PIXEL_TYPE_ARB:
2583 curGLXAttr = GLX_RENDER_TYPE;
2584 if (!fmt) goto pix_error;
2585 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2586 if (hTest) goto get_error;
2587 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp);
2588 if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; }
2589 else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; }
2590 else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2591 else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2593 ERR("unexpected RenderType(%x)\n", tmp);
2594 piValues[i] = WGL_TYPE_RGBA_ARB;
2598 case WGL_COLOR_BITS_ARB:
2599 /** see ConvertAttribWGLtoGLX for explain */
2600 if (!fmt) goto pix_error;
2601 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, piValues + i);
2602 if (hTest) goto get_error;
2603 TRACE("WGL_COLOR_BITS_ARB: GLX_BUFFER_SIZE = %d\n", piValues[i]);
2604 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &tmp);
2605 if (hTest) goto get_error;
2606 TRACE("WGL_COLOR_BITS_ARB: GLX_ALPHA_SIZE = %d\n", tmp);
2607 piValues[i] = piValues[i] - tmp;
2610 case WGL_BIND_TO_TEXTURE_RGB_ARB:
2611 if (use_render_texture_ati) {
2612 curGLXAttr = GLX_BIND_TO_TEXTURE_RGB_ATI;
2615 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
2616 if (use_render_texture_ati) {
2617 curGLXAttr = GLX_BIND_TO_TEXTURE_RGBA_ATI;
2620 if (!use_render_texture_emulation) {
2621 piValues[i] = GL_FALSE;
2624 curGLXAttr = GLX_RENDER_TYPE;
2625 if (!fmt) goto pix_error;
2626 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2627 if (hTest) goto get_error;
2628 if (GLX_COLOR_INDEX_BIT == tmp) {
2629 piValues[i] = GL_FALSE;
2632 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2633 if (hTest) goto get_error;
2634 piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
2637 case WGL_BLUE_BITS_ARB:
2638 curGLXAttr = GLX_BLUE_SIZE;
2640 case WGL_RED_BITS_ARB:
2641 curGLXAttr = GLX_RED_SIZE;
2643 case WGL_GREEN_BITS_ARB:
2644 curGLXAttr = GLX_GREEN_SIZE;
2646 case WGL_ALPHA_BITS_ARB:
2647 curGLXAttr = GLX_ALPHA_SIZE;
2649 case WGL_DEPTH_BITS_ARB:
2650 curGLXAttr = GLX_DEPTH_SIZE;
2652 case WGL_STENCIL_BITS_ARB:
2653 curGLXAttr = GLX_STENCIL_SIZE;
2655 case WGL_DOUBLE_BUFFER_ARB:
2656 curGLXAttr = GLX_DOUBLEBUFFER;
2658 case WGL_STEREO_ARB:
2659 curGLXAttr = GLX_STEREO;
2661 case WGL_AUX_BUFFERS_ARB:
2662 curGLXAttr = GLX_AUX_BUFFERS;
2665 case WGL_SUPPORT_GDI_ARB:
2666 curGLXAttr = GLX_X_RENDERABLE;
2669 case WGL_DRAW_TO_WINDOW_ARB:
2670 case WGL_DRAW_TO_BITMAP_ARB:
2671 case WGL_DRAW_TO_PBUFFER_ARB:
2672 if (!fmt) goto pix_error;
2673 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2674 if (hTest) goto get_error;
2675 if((curWGLAttr == WGL_DRAW_TO_WINDOW_ARB && (tmp&GLX_WINDOW_BIT)) ||
2676 (curWGLAttr == WGL_DRAW_TO_BITMAP_ARB && (tmp&GLX_PIXMAP_BIT)) ||
2677 (curWGLAttr == WGL_DRAW_TO_PBUFFER_ARB && (tmp&GLX_PBUFFER_BIT)))
2678 piValues[i] = GL_TRUE;
2680 piValues[i] = GL_FALSE;
2683 case WGL_PBUFFER_LARGEST_ARB:
2684 curGLXAttr = GLX_LARGEST_PBUFFER;
2687 case WGL_SAMPLE_BUFFERS_ARB:
2688 curGLXAttr = GLX_SAMPLE_BUFFERS_ARB;
2691 case WGL_SAMPLES_ARB:
2692 curGLXAttr = GLX_SAMPLES_ARB;
2695 case WGL_FLOAT_COMPONENTS_NV:
2696 curGLXAttr = GLX_FLOAT_COMPONENTS_NV;
2699 case WGL_ACCUM_RED_BITS_ARB:
2700 curGLXAttr = GLX_ACCUM_RED_SIZE;
2702 case WGL_ACCUM_GREEN_BITS_ARB:
2703 curGLXAttr = GLX_ACCUM_GREEN_SIZE;
2705 case WGL_ACCUM_BLUE_BITS_ARB:
2706 curGLXAttr = GLX_ACCUM_BLUE_SIZE;
2708 case WGL_ACCUM_ALPHA_BITS_ARB:
2709 curGLXAttr = GLX_ACCUM_ALPHA_SIZE;
2711 case WGL_ACCUM_BITS_ARB:
2712 if (!fmt) goto pix_error;
2713 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &tmp);
2714 if (hTest) goto get_error;
2716 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &tmp);
2717 if (hTest) goto get_error;
2719 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &tmp);
2720 if (hTest) goto get_error;
2722 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &tmp);
2723 if (hTest) goto get_error;
2728 FIXME("unsupported %x WGL Attribute\n", curWGLAttr);
2731 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2732 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2733 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2735 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2736 * and check which options can work using iPixelFormat=0 and which not.
2737 * A problem would be that this function is an extension. This would
2738 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2740 if (0 != curGLXAttr && iPixelFormat != 0) {
2741 if (!fmt) goto pix_error;
2742 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, piValues + i);
2743 if (hTest) goto get_error;
2746 piValues[i] = GL_FALSE;
2752 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr);
2756 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nWGLFormats);
2761 * X11DRV_wglGetPixelFormatAttribfvARB
2763 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2765 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribfvARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues)
2771 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues);
2773 /* Allocate a temporary array to store integer values */
2774 attr = HeapAlloc(GetProcessHeap(), 0, nAttributes * sizeof(int));
2776 ERR("couldn't allocate %d array\n", nAttributes);
2780 /* Piggy-back on wglGetPixelFormatAttribivARB */
2781 ret = X11DRV_wglGetPixelFormatAttribivARB(hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, attr);
2783 /* Convert integer values to float. Should also check for attributes
2784 that can give decimal values here */
2785 for (i=0; i<nAttributes;i++) {
2786 pfValues[i] = attr[i];
2790 HeapFree(GetProcessHeap(), 0, attr);
2795 * X11DRV_wglBindTexImageARB
2797 * WGL_ARB_render_texture: wglBindTexImageARB
2799 static GLboolean WINAPI X11DRV_wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2801 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2802 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2803 if (NULL == object) {
2804 SetLastError(ERROR_INVALID_HANDLE);
2807 if (!object->use_render_texture) {
2808 SetLastError(ERROR_INVALID_HANDLE);
2812 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2813 static int init = 0;
2814 int prev_binded_texture = 0;
2815 GLXContext prev_context = pglXGetCurrentContext();
2816 Drawable prev_drawable = pglXGetCurrentDrawable();
2817 GLXContext tmp_context;
2819 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2820 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2821 isn't ideal performance wise but I wasn't able to get other ways working.
2824 init = 1; /* Only show the FIXME once for performance reasons */
2825 FIXME("partial stub!\n");
2828 TRACE("drawable=%p, context=%p\n", (void*)object->drawable, prev_context);
2829 tmp_context = pglXCreateNewContext(gdi_display, object->fmt->fbconfig, object->fmt->render_type, prev_context, True);
2831 pglGetIntegerv(object->texture_bind_target, &prev_binded_texture);
2833 /* Switch to our pbuffer */
2834 pglXMakeCurrent(gdi_display, object->drawable, tmp_context);
2836 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2837 * After that upload the pbuffer texture data. */
2838 pglBindTexture(object->texture_target, prev_binded_texture);
2839 pglCopyTexImage2D(object->texture_target, 0, object->use_render_texture, 0, 0, object->width, object->height, 0);
2841 /* Switch back to the original drawable and upload the pbuffer-texture */
2842 pglXMakeCurrent(object->display, prev_drawable, prev_context);
2843 pglXDestroyContext(gdi_display, tmp_context);
2847 if (NULL != pglXBindTexImageARB) {
2848 return pglXBindTexImageARB(object->display, object->drawable, iBuffer);
2854 * X11DRV_wglReleaseTexImageARB
2856 * WGL_ARB_render_texture: wglReleaseTexImageARB
2858 static GLboolean WINAPI X11DRV_wglReleaseTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2860 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2861 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2862 if (NULL == object) {
2863 SetLastError(ERROR_INVALID_HANDLE);
2866 if (!object->use_render_texture) {
2867 SetLastError(ERROR_INVALID_HANDLE);
2870 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2873 if (NULL != pglXReleaseTexImageARB) {
2874 return pglXReleaseTexImageARB(object->display, object->drawable, iBuffer);
2880 * X11DRV_wglGetExtensionsStringEXT
2882 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
2884 static const char * WINAPI X11DRV_wglGetExtensionsStringEXT(void) {
2885 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2886 return WineGLInfo.wglExtensions;
2890 * X11DRV_wglGetSwapIntervalEXT
2892 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
2894 static int WINAPI X11DRV_wglGetSwapIntervalEXT(VOID) {
2895 FIXME("(),stub!\n");
2896 return swap_interval;
2900 * X11DRV_wglSwapIntervalEXT
2902 * WGL_EXT_swap_control: wglSwapIntervalEXT
2904 static BOOL WINAPI X11DRV_wglSwapIntervalEXT(int interval) {
2905 TRACE("(%d)\n", interval);
2906 swap_interval = interval;
2907 if (NULL != pglXSwapIntervalSGI) {
2908 return 0 == pglXSwapIntervalSGI(interval);
2910 WARN("(): GLX_SGI_swap_control extension seems not supported\n");
2915 * X11DRV_wglAllocateMemoryNV
2917 * WGL_NV_vertex_array_range: wglAllocateMemoryNV
2919 static void* WINAPI X11DRV_wglAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority) {
2920 TRACE("(%d, %f, %f, %f)\n", size, readfreq, writefreq, priority );
2921 if (pglXAllocateMemoryNV == NULL)
2924 return pglXAllocateMemoryNV(size, readfreq, writefreq, priority);
2928 * X11DRV_wglFreeMemoryNV
2930 * WGL_NV_vertex_array_range: wglFreeMemoryNV
2932 static void WINAPI X11DRV_wglFreeMemoryNV(GLvoid* pointer) {
2933 TRACE("(%p)\n", pointer);
2934 if (pglXFreeMemoryNV == NULL)
2937 pglXFreeMemoryNV(pointer);
2941 * glxRequireVersion (internal)
2943 * Check if the supported GLX version matches requiredVersion.
2945 static BOOL glxRequireVersion(int requiredVersion)
2947 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
2948 if(requiredVersion <= WineGLInfo.glxVersion[1])
2954 static BOOL glxRequireExtension(const char *requiredExtension)
2956 if (strstr(WineGLInfo.glxClientExtensions, requiredExtension) == NULL) {
2963 static void register_extension_string(const char *ext)
2965 strcat(WineGLInfo.wglExtensions, " ");
2966 strcat(WineGLInfo.wglExtensions, ext);
2968 TRACE("'%s'\n", ext);
2971 static BOOL register_extension(const WineGLExtension * ext)
2975 assert( WineGLExtensionListSize < MAX_EXTENSIONS );
2976 WineGLExtensionList[WineGLExtensionListSize++] = ext;
2978 strcat(WineGLInfo.wglExtensions, " ");
2979 strcat(WineGLInfo.wglExtensions, ext->extName);
2981 TRACE("'%s'\n", ext->extName);
2983 for (i = 0; ext->extEntryPoints[i].funcName; ++i)
2984 TRACE(" - '%s'\n", ext->extEntryPoints[i].funcName);
2989 static const WineGLExtension WGL_internal_functions =
2993 { "wglDisable", X11DRV_wglDisable },
2994 { "wglEnable", X11DRV_wglEnable },
2995 { "wglGetIntegerv", X11DRV_wglGetIntegerv },
2996 { "wglIsEnabled", X11DRV_wglIsEnabled },
2997 { "wglScissor", X11DRV_wglScissor },
2998 { "wglViewport", X11DRV_wglViewport },
3003 static const WineGLExtension WGL_ARB_extensions_string =
3005 "WGL_ARB_extensions_string",
3007 { "wglGetExtensionsStringARB", X11DRV_wglGetExtensionsStringARB },
3011 static const WineGLExtension WGL_ARB_make_current_read =
3013 "WGL_ARB_make_current_read",
3015 { "wglGetCurrentReadDCARB", X11DRV_wglGetCurrentReadDCARB },
3016 { "wglMakeContextCurrentARB", X11DRV_wglMakeContextCurrentARB },
3020 static const WineGLExtension WGL_ARB_multisample =
3022 "WGL_ARB_multisample",
3025 static const WineGLExtension WGL_ARB_pbuffer =
3029 { "wglCreatePbufferARB", X11DRV_wglCreatePbufferARB },
3030 { "wglDestroyPbufferARB", X11DRV_wglDestroyPbufferARB },
3031 { "wglGetPbufferDCARB", X11DRV_wglGetPbufferDCARB },
3032 { "wglQueryPbufferARB", X11DRV_wglQueryPbufferARB },
3033 { "wglReleasePbufferDCARB", X11DRV_wglReleasePbufferDCARB },
3034 { "wglSetPbufferAttribARB", X11DRV_wglSetPbufferAttribARB },
3038 static const WineGLExtension WGL_ARB_pixel_format =
3040 "WGL_ARB_pixel_format",
3042 { "wglChoosePixelFormatARB", X11DRV_wglChoosePixelFormatARB },
3043 { "wglGetPixelFormatAttribfvARB", X11DRV_wglGetPixelFormatAttribfvARB },
3044 { "wglGetPixelFormatAttribivARB", X11DRV_wglGetPixelFormatAttribivARB },
3048 static const WineGLExtension WGL_ARB_render_texture =
3050 "WGL_ARB_render_texture",
3052 { "wglBindTexImageARB", X11DRV_wglBindTexImageARB },
3053 { "wglReleaseTexImageARB", X11DRV_wglReleaseTexImageARB },
3057 static const WineGLExtension WGL_EXT_extensions_string =
3059 "WGL_EXT_extensions_string",
3061 { "wglGetExtensionsStringEXT", X11DRV_wglGetExtensionsStringEXT },
3065 static const WineGLExtension WGL_EXT_swap_control =
3067 "WGL_EXT_swap_control",
3069 { "wglSwapIntervalEXT", X11DRV_wglSwapIntervalEXT },
3070 { "wglGetSwapIntervalEXT", X11DRV_wglGetSwapIntervalEXT },
3074 static const WineGLExtension WGL_NV_vertex_array_range =
3076 "WGL_NV_vertex_array_range",
3078 { "wglAllocateMemoryNV", X11DRV_wglAllocateMemoryNV },
3079 { "wglFreeMemoryNV", X11DRV_wglFreeMemoryNV },
3084 * X11DRV_WineGL_LoadExtensions
3086 static void X11DRV_WineGL_LoadExtensions(void)
3088 WineGLInfo.wglExtensions[0] = 0;
3090 /* Load Wine internal functions */
3091 register_extension(&WGL_internal_functions);
3093 /* ARB Extensions */
3095 if(glxRequireExtension("GLX_ARB_fbconfig_float"))
3097 register_extension_string("WGL_ARB_pixel_format_float");
3098 register_extension_string("WGL_ATI_pixel_format_float");
3101 register_extension(&WGL_ARB_extensions_string);
3103 if (glxRequireVersion(3))
3104 register_extension(&WGL_ARB_make_current_read);
3106 if (glxRequireExtension("GLX_ARB_multisample"))
3107 register_extension(&WGL_ARB_multisample);
3109 /* In general pbuffer functionality requires support in the X-server. The functionality is
3110 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
3111 * All display drivers except for Nvidia's use the GLX module from Xfree86/Xorg which only
3112 * supports GLX 1.2. The endresult is that only Nvidia's drivers support pbuffers.
3114 * The only other drive which has pbuffer support is Ati's FGLRX driver. They provide clientside GLX 1.3 support
3115 * without support in the X-server (which other Mesa based drivers require).
3117 * Support pbuffers when the GLX version is 1.3 and GLX_SGIX_pbuffer is available. Further pbuffers can
3118 * also be supported when GLX_ATI_render_texture is available. This extension depends on pbuffers, so when it
3119 * is available pbuffers must be available too. */
3120 if ( (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer")) || glxRequireExtension("GLX_ATI_render_texture"))
3121 register_extension(&WGL_ARB_pbuffer);
3123 register_extension(&WGL_ARB_pixel_format);
3125 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
3126 if (glxRequireExtension("GLX_ATI_render_texture") ||
3127 glxRequireExtension("GLX_ARB_render_texture") ||
3128 (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer") && use_render_texture_emulation))
3130 register_extension(&WGL_ARB_render_texture);
3132 /* The WGL version of GLX_NV_float_buffer requires render_texture */
3133 if(glxRequireExtension("GLX_NV_float_buffer"))
3134 register_extension_string("WGL_NV_float_buffer");
3136 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
3137 if(strstr(WineGLInfo.glExtensions, "GL_NV_texture_rectangle") != NULL)
3138 register_extension_string("WGL_NV_texture_rectangle");
3141 /* EXT Extensions */
3143 register_extension(&WGL_EXT_extensions_string);
3145 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
3146 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
3147 register_extension(&WGL_EXT_swap_control);
3149 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
3150 if(strstr(WineGLInfo.glExtensions, "GL_NV_vertex_array_range") != NULL)
3151 register_extension(&WGL_NV_vertex_array_range);
3155 static XID create_glxpixmap(X11DRV_PDEVICE *physDev)
3159 XVisualInfo template;
3164 /* Retrieve the visualid from our main visual which is the only visual we can use */
3165 template.visualid = XVisualIDFromVisual(visual);
3166 vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
3168 ret = pglXCreateGLXPixmap(gdi_display, vis, physDev->bitmap->pixmap);
3170 wine_tsx11_unlock();
3171 TRACE("return %lx\n", ret);
3175 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3181 if (physDev->bitmap->hbitmap == BITMAP_stock_phys_bitmap.hbitmap)
3182 ret = physDev->drawable; /* PBuffer */
3185 if(!physDev->bitmap->glxpixmap)
3186 physDev->bitmap->glxpixmap = create_glxpixmap(physDev);
3187 ret = physDev->bitmap->glxpixmap;
3191 ret = physDev->drawable;
3195 BOOL destroy_glxpixmap(XID glxpixmap)
3198 pglXDestroyGLXPixmap(gdi_display, glxpixmap);
3199 wine_tsx11_unlock();
3204 * X11DRV_SwapBuffers
3206 * Swap the buffers of this DC
3208 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
3210 GLXDrawable drawable;
3211 if (!has_opengl()) {
3212 ERR("No libGL on this box - disabling OpenGL support !\n");
3216 TRACE_(opengl)("(%p)\n", physDev);
3218 drawable = get_glxdrawable(physDev);
3220 pglXSwapBuffers(gdi_display, drawable);
3221 wine_tsx11_unlock();
3226 static long prev_time, frames;
3228 DWORD time = GetTickCount();
3230 /* every 1.5 seconds */
3231 if (time - prev_time > 1500) {
3232 TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
3241 /***********************************************************************
3242 * X11DRV_setup_opengl_visual
3244 * Setup the default visual used for OpenGL and Direct3D, and the desktop
3245 * window (if it exists). If OpenGL isn't available, the visual is simply
3246 * set to the default visual for the display
3248 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3250 XVisualInfo *visual = NULL;
3253 /* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support,
3254 * D3D and some applications can make use of aux buffers.
3256 int visualProperties[][11] = {
3257 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_AUX_BUFFERS, 1, None },
3258 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, None },
3259 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, None },
3260 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, None },
3267 for (i = 0; i < sizeof(visualProperties)/sizeof(visualProperties[0]); ++i) {
3268 visual = pglXChooseVisual(display, DefaultScreen(display), visualProperties[i]);
3272 wine_tsx11_unlock();
3275 TRACE("Visual ID %lx Chosen\n", visual->visualid);
3277 WARN("No suitable visual found\n");
3282 #else /* no OpenGL includes */
3284 /***********************************************************************
3285 * ChoosePixelFormat (X11DRV.@)
3287 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
3288 const PIXELFORMATDESCRIPTOR *ppfd) {
3289 ERR("No OpenGL support compiled in.\n");
3294 /***********************************************************************
3295 * DescribePixelFormat (X11DRV.@)
3297 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
3300 PIXELFORMATDESCRIPTOR *ppfd) {
3301 ERR("No OpenGL support compiled in.\n");
3306 /***********************************************************************
3307 * GetPixelFormat (X11DRV.@)
3309 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
3310 ERR("No OpenGL support compiled in.\n");
3315 /***********************************************************************
3316 * SetPixelFormat (X11DRV.@)
3318 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
3320 const PIXELFORMATDESCRIPTOR *ppfd) {
3321 ERR("No OpenGL support compiled in.\n");
3326 /***********************************************************************
3327 * SwapBuffers (X11DRV.@)
3329 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
3330 ERR_(opengl)("No OpenGL support compiled in.\n");
3336 * X11DRV_wglCreateContext
3338 * For OpenGL32 wglCreateContext.
3340 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev) {
3341 ERR_(opengl)("No OpenGL support compiled in.\n");
3346 * X11DRV_wglDeleteContext
3348 * For OpenGL32 wglDeleteContext.
3350 BOOL X11DRV_wglDeleteContext(HGLRC hglrc) {
3351 ERR_(opengl)("No OpenGL support compiled in.\n");
3356 * X11DRV_wglGetProcAddress
3358 * For OpenGL32 wglGetProcAddress.
3360 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc) {
3361 ERR_(opengl)("No OpenGL support compiled in.\n");
3365 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *hDevice, void *hPbuffer)
3367 ERR_(opengl)("No OpenGL support compiled in.\n");
3371 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc) {
3372 ERR_(opengl)("No OpenGL support compiled in.\n");
3377 * X11DRV_wglMakeCurrent
3379 * For OpenGL32 wglMakeCurrent.
3381 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
3382 ERR_(opengl)("No OpenGL support compiled in.\n");
3387 * X11DRV_wglShareLists
3389 * For OpenGL32 wglShaderLists.
3391 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
3392 ERR_(opengl)("No OpenGL support compiled in.\n");
3397 * X11DRV_wglUseFontBitmapsA
3399 * For OpenGL32 wglUseFontBitmapsA.
3401 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3403 ERR_(opengl)("No OpenGL support compiled in.\n");
3408 * X11DRV_wglUseFontBitmapsW
3410 * For OpenGL32 wglUseFontBitmapsW.
3412 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3414 ERR_(opengl)("No OpenGL support compiled in.\n");
3418 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3423 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3428 BOOL destroy_glxpixmap(XID glxpixmap)
3433 #endif /* defined(HAVE_OPENGL) */