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 *glxServerVendor;
86 const char *glxServerExtensions;
88 const char *glxClientVersion;
89 const char *glxClientVendor;
90 const char *glxClientExtensions;
92 const char *glxExtensions;
95 char wglExtensions[4096];
98 typedef struct wine_glpixelformat {
100 GLXFBConfig fbconfig;
106 typedef struct wine_glcontext {
109 WineGLPixelFormat *fmt;
113 Drawable drawables[2];
114 BOOL refresh_drawables;
115 struct wine_glcontext *next;
116 struct wine_glcontext *prev;
119 typedef struct wine_glpbuffer {
122 WineGLPixelFormat* fmt;
128 int use_render_texture; /* This is also the internal texture format */
129 int texture_bind_target;
131 GLint texture_format;
132 GLuint texture_target;
138 static Wine_GLContext *context_list;
139 static struct WineGLInfo WineGLInfo = { 0 };
140 static int use_render_texture_emulation = 1;
141 static int use_render_texture_ati = 0;
142 static int swap_interval = 1;
144 #define MAX_EXTENSIONS 16
145 static const WineGLExtension *WineGLExtensionList[MAX_EXTENSIONS];
146 static int WineGLExtensionListSize;
148 static WineGLPixelFormat *WineGLPixelFormatList;
149 static int WineGLPixelFormatListSize = 0;
150 static int WineGLPixelFormatOnScreenSize = 0;
152 static void X11DRV_WineGL_LoadExtensions(void);
153 static BOOL glxRequireVersion(int requiredVersion);
154 static BOOL glxRequireExtension(const char *requiredExtension);
156 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) {
157 TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
158 TRACE(" - dwFlags : ");
159 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
160 TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE);
161 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER);
162 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE);
163 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW);
164 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP);
165 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED);
166 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT);
167 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE);
168 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE);
169 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO);
170 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE);
171 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI);
172 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL);
173 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY);
174 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE);
175 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS);
176 /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition
177 * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */
178 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_COMPOSITION);
182 TRACE(" - iPixelType : ");
183 switch (ppfd->iPixelType) {
184 case PFD_TYPE_RGBA: TRACE("PFD_TYPE_RGBA"); break;
185 case PFD_TYPE_COLORINDEX: TRACE("PFD_TYPE_COLORINDEX"); break;
189 TRACE(" - Color : %d\n", ppfd->cColorBits);
190 TRACE(" - Red : %d\n", ppfd->cRedBits);
191 TRACE(" - Green : %d\n", ppfd->cGreenBits);
192 TRACE(" - Blue : %d\n", ppfd->cBlueBits);
193 TRACE(" - Alpha : %d\n", ppfd->cAlphaBits);
194 TRACE(" - Accum : %d\n", ppfd->cAccumBits);
195 TRACE(" - Depth : %d\n", ppfd->cDepthBits);
196 TRACE(" - Stencil : %d\n", ppfd->cStencilBits);
197 TRACE(" - Aux : %d\n", ppfd->cAuxBuffers);
199 TRACE(" - iLayerType : ");
200 switch (ppfd->iLayerType) {
201 case PFD_MAIN_PLANE: TRACE("PFD_MAIN_PLANE"); break;
202 case PFD_OVERLAY_PLANE: TRACE("PFD_OVERLAY_PLANE"); break;
203 case (BYTE)PFD_UNDERLAY_PLANE: TRACE("PFD_UNDERLAY_PLANE"); break;
208 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
209 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
211 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
213 MAKE_FUNCPTR(glXChooseVisual)
214 MAKE_FUNCPTR(glXCopyContext)
215 MAKE_FUNCPTR(glXCreateContext)
216 MAKE_FUNCPTR(glXCreateGLXPixmap)
217 MAKE_FUNCPTR(glXGetCurrentContext)
218 MAKE_FUNCPTR(glXGetCurrentDrawable)
219 MAKE_FUNCPTR(glXDestroyContext)
220 MAKE_FUNCPTR(glXDestroyGLXPixmap)
221 MAKE_FUNCPTR(glXGetConfig)
222 MAKE_FUNCPTR(glXIsDirect)
223 MAKE_FUNCPTR(glXMakeCurrent)
224 MAKE_FUNCPTR(glXSwapBuffers)
225 MAKE_FUNCPTR(glXQueryExtension)
226 MAKE_FUNCPTR(glXQueryVersion)
227 MAKE_FUNCPTR(glXUseXFont)
230 MAKE_FUNCPTR(glXGetClientString)
231 MAKE_FUNCPTR(glXQueryExtensionsString)
232 MAKE_FUNCPTR(glXQueryServerString)
235 MAKE_FUNCPTR(glXGetFBConfigs)
236 MAKE_FUNCPTR(glXChooseFBConfig)
237 MAKE_FUNCPTR(glXCreatePbuffer)
238 MAKE_FUNCPTR(glXCreateNewContext)
239 MAKE_FUNCPTR(glXDestroyPbuffer)
240 MAKE_FUNCPTR(glXGetFBConfigAttrib)
241 MAKE_FUNCPTR(glXGetVisualFromFBConfig)
242 MAKE_FUNCPTR(glXMakeContextCurrent)
243 MAKE_FUNCPTR(glXQueryDrawable)
244 MAKE_FUNCPTR(glXGetCurrentReadDrawable)
247 static void* (*pglXGetProcAddressARB)(const GLubyte *);
248 static int (*pglXSwapIntervalSGI)(int);
250 /* ATI GLX Extensions */
251 static BOOL (*pglXBindTexImageATI)(Display *dpy, GLXPbuffer pbuffer, int buffer);
252 static BOOL (*pglXReleaseTexImageATI)(Display *dpy, GLXPbuffer pbuffer, int buffer);
253 static BOOL (*pglXDrawableAttribATI)(Display *dpy, GLXDrawable draw, const int *attribList);
255 /* NV GLX Extension */
256 static void* (*pglXAllocateMemoryNV)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
257 static void (*pglXFreeMemoryNV)(GLvoid *pointer);
259 /* MESA GLX Extensions */
260 static void (*pglXCopySubBufferMESA)(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height);
262 /* Standard OpenGL */
263 MAKE_FUNCPTR(glBindTexture)
264 MAKE_FUNCPTR(glBitmap)
265 MAKE_FUNCPTR(glCopyTexSubImage1D)
266 MAKE_FUNCPTR(glCopyTexImage2D)
267 MAKE_FUNCPTR(glCopyTexSubImage2D)
268 MAKE_FUNCPTR(glDrawBuffer)
269 MAKE_FUNCPTR(glEndList)
270 MAKE_FUNCPTR(glGetError)
271 MAKE_FUNCPTR(glGetIntegerv)
272 MAKE_FUNCPTR(glGetString)
273 MAKE_FUNCPTR(glNewList)
274 MAKE_FUNCPTR(glPixelStorei)
275 MAKE_FUNCPTR(glReadPixels)
276 MAKE_FUNCPTR(glTexImage2D)
277 MAKE_FUNCPTR(glFinish)
278 MAKE_FUNCPTR(glFlush)
281 static BOOL X11DRV_WineGL_InitOpenglInfo(void)
283 static BOOL infoInitialized = FALSE;
285 int screen = DefaultScreen(gdi_display);
286 Window win = RootWindow(gdi_display, screen);
288 XVisualInfo template;
291 GLXContext ctx = NULL;
295 infoInitialized = TRUE;
299 visual = DefaultVisual(gdi_display, screen);
300 template.visualid = XVisualIDFromVisual(visual);
301 vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
303 WORD old_fs = wine_get_fs();
304 /* Create a GLX Context. Without one we can't query GL information */
305 ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
306 if (wine_get_fs() != old_fs)
308 wine_set_fs( old_fs );
310 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
311 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
317 pglXMakeCurrent(gdi_display, win, ctx);
319 ERR(" couldn't initialize OpenGL, expect problems\n");
324 WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
325 WineGLInfo.glExtensions = strdup((const char *) pglGetString(GL_EXTENSIONS));
327 /* Get the common GLX version supported by GLX client and server ( major/minor) */
328 pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]);
330 WineGLInfo.glxServerVersion = pglXQueryServerString(gdi_display, screen, GLX_VERSION);
331 WineGLInfo.glxServerVendor = pglXQueryServerString(gdi_display, screen, GLX_VENDOR);
332 WineGLInfo.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS);
334 WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION);
335 WineGLInfo.glxClientVendor = pglXGetClientString(gdi_display, GLX_VENDOR);
336 WineGLInfo.glxClientExtensions = pglXGetClientString(gdi_display, GLX_EXTENSIONS);
338 WineGLInfo.glxExtensions = pglXQueryExtensionsString(gdi_display, screen);
339 WineGLInfo.glxDirect = pglXIsDirect(gdi_display, ctx);
341 TRACE("GL version : %s.\n", WineGLInfo.glVersion);
342 TRACE("GL renderer : %s.\n", pglGetString(GL_RENDERER));
343 TRACE("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]);
344 TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion);
345 TRACE("Server GLX vendor: : %s.\n", WineGLInfo.glxServerVendor);
346 TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion);
347 TRACE("Client GLX vendor: : %s.\n", WineGLInfo.glxClientVendor);
348 TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False");
352 pglXMakeCurrent(gdi_display, None, NULL);
353 pglXDestroyContext(gdi_display, ctx);
359 static BOOL has_opengl(void)
361 static int init_done;
362 static void *opengl_handle;
364 int error_base, event_base;
366 if (init_done) return (opengl_handle != NULL);
369 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
370 and include all dependencies */
371 opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, NULL, 0);
372 if (opengl_handle == NULL) return FALSE;
374 pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
375 if (pglXGetProcAddressARB == NULL) {
376 ERR("could not find glXGetProcAddressARB in libGL.\n");
380 #define LOAD_FUNCPTR(f) if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) goto sym_not_found;
382 LOAD_FUNCPTR(glXChooseVisual)
383 LOAD_FUNCPTR(glXCopyContext)
384 LOAD_FUNCPTR(glXCreateContext)
385 LOAD_FUNCPTR(glXCreateGLXPixmap)
386 LOAD_FUNCPTR(glXGetCurrentContext)
387 LOAD_FUNCPTR(glXGetCurrentDrawable)
388 LOAD_FUNCPTR(glXDestroyContext)
389 LOAD_FUNCPTR(glXDestroyGLXPixmap)
390 LOAD_FUNCPTR(glXGetConfig)
391 LOAD_FUNCPTR(glXIsDirect)
392 LOAD_FUNCPTR(glXMakeCurrent)
393 LOAD_FUNCPTR(glXSwapBuffers)
394 LOAD_FUNCPTR(glXQueryExtension)
395 LOAD_FUNCPTR(glXQueryVersion)
396 LOAD_FUNCPTR(glXUseXFont)
399 LOAD_FUNCPTR(glXGetClientString)
400 LOAD_FUNCPTR(glXQueryExtensionsString)
401 LOAD_FUNCPTR(glXQueryServerString)
404 LOAD_FUNCPTR(glXCreatePbuffer)
405 LOAD_FUNCPTR(glXCreateNewContext)
406 LOAD_FUNCPTR(glXDestroyPbuffer)
407 LOAD_FUNCPTR(glXMakeContextCurrent)
408 LOAD_FUNCPTR(glXGetCurrentReadDrawable)
409 LOAD_FUNCPTR(glXGetFBConfigs)
411 /* Standard OpenGL calls */
412 LOAD_FUNCPTR(glBindTexture)
413 LOAD_FUNCPTR(glBitmap)
414 LOAD_FUNCPTR(glCopyTexSubImage1D)
415 LOAD_FUNCPTR(glCopyTexImage2D)
416 LOAD_FUNCPTR(glCopyTexSubImage2D)
417 LOAD_FUNCPTR(glDrawBuffer)
418 LOAD_FUNCPTR(glEndList)
419 LOAD_FUNCPTR(glGetError)
420 LOAD_FUNCPTR(glGetIntegerv)
421 LOAD_FUNCPTR(glGetString)
422 LOAD_FUNCPTR(glNewList)
423 LOAD_FUNCPTR(glPixelStorei)
424 LOAD_FUNCPTR(glReadPixels)
425 LOAD_FUNCPTR(glTexImage2D)
426 LOAD_FUNCPTR(glFinish)
427 LOAD_FUNCPTR(glFlush)
430 /* It doesn't matter if these fail. They'll only be used if the driver reports
431 the associated extension is available (and if a driver reports the extension
432 is available but fails to provide the functions, it's quite broken) */
433 #define LOAD_FUNCPTR(f) p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f);
434 /* NV GLX Extension */
435 LOAD_FUNCPTR(glXAllocateMemoryNV)
436 LOAD_FUNCPTR(glXFreeMemoryNV)
439 if(!X11DRV_WineGL_InitOpenglInfo()) {
440 wine_dlclose(opengl_handle, NULL, 0);
441 opengl_handle = NULL;
446 if (pglXQueryExtension(gdi_display, &error_base, &event_base) == True) {
447 TRACE("GLX is up and running error_base = %d\n", error_base);
449 wine_dlclose(opengl_handle, NULL, 0);
450 opengl_handle = NULL;
453 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
454 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
457 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
458 * depends on the reported GLX client / server version and on the client / server extension list.
459 * Those don't have to be the same.
461 * In general the server GLX information lists the capabilities in case of indirect rendering.
462 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
463 * available and in that case the client GLX informat can be used.
464 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
465 * in the GLX version/extension list. When a program does this it works for certain for both
466 * direct and indirect rendering.
468 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
469 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
470 * extension list which causes this extension not to be listed. (Wine requires this extension).
471 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
472 * pbuffers is around.
474 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
475 * the ATI drivers and from then on use GLX client information for them.
478 if(glxRequireVersion(3)) {
479 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
480 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
481 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
482 pglXQueryDrawable = (void*)pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable");
483 } else if(glxRequireExtension("GLX_SGIX_fbconfig")) {
484 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
485 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
486 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX");
488 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
489 * enable this function when the Xserver understand GLX 1.3 or newer
491 pglXQueryDrawable = NULL;
492 } else if(strcmp("ATI", WineGLInfo.glxClientVendor) == 0) {
493 TRACE("Overriding ATI GLX capabilities!\n");
494 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
495 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
496 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
497 pglXQueryDrawable = (void*)pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable");
499 /* Use client GLX information in case of the ATI drivers. We override the
500 * capabilities over here and not somewhere else as ATI might better their
501 * life in the future. In case they release proper drivers this block of
502 * code won't be called. */
503 WineGLInfo.glxExtensions = WineGLInfo.glxClientExtensions;
505 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxServerVersion);
508 if(glxRequireExtension("GLX_ATI_render_texture")) {
509 use_render_texture_ati = 1;
510 pglXBindTexImageATI = (void*)pglXGetProcAddressARB((const GLubyte *) "glXBindTexImageATI");
511 pglXReleaseTexImageATI = (void*)pglXGetProcAddressARB((const GLubyte *) "glXReleaseTexImageATI");
512 pglXDrawableAttribATI = (void*)pglXGetProcAddressARB((const GLubyte *) "glXDrawableAttribATI");
515 if(glxRequireExtension("GLX_MESA_copy_sub_buffer")) {
516 pglXCopySubBufferMESA = (void*)pglXGetProcAddressARB((const GLubyte *) "glXCopySubBufferMESA");
519 X11DRV_WineGL_LoadExtensions();
522 return (opengl_handle != NULL);
525 wine_dlclose(opengl_handle, NULL, 0);
526 opengl_handle = NULL;
530 static inline Wine_GLContext *alloc_context(void)
534 if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
536 ret->next = context_list;
537 if (context_list) context_list->prev = ret;
543 static inline void free_context(Wine_GLContext *context)
545 if (context->next != NULL) context->next->prev = context->prev;
546 if (context->prev != NULL) context->prev->next = context->next;
547 else context_list = context->next;
549 if (context->vis) XFree(context->vis);
550 HeapFree(GetProcessHeap(), 0, context);
553 static inline BOOL is_valid_context( Wine_GLContext *ctx )
556 for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
557 return (ptr != NULL);
560 static int describeContext(Wine_GLContext* ctx) {
563 TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis);
564 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_FBCONFIG_ID, &tmp);
565 TRACE(" - FBCONFIG_ID 0x%x\n", tmp);
566 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &tmp);
567 TRACE(" - VISUAL_ID 0x%x\n", tmp);
572 static int describeDrawable(Wine_GLContext* ctx, Drawable drawable) {
575 int attribList[3] = { GLX_FBCONFIG_ID, 0, None };
578 if (pglXQueryDrawable == NULL) {
579 /** glXQueryDrawable not available so returns not supported */
583 TRACE(" Drawable %p have :\n", (void*) drawable);
584 pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &tmp);
585 TRACE(" - WIDTH as %d\n", tmp);
586 pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &tmp);
587 TRACE(" - HEIGHT as %d\n", tmp);
588 pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &tmp);
589 TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
592 fbCfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribList, &nElements);
593 if (fbCfgs == NULL) {
597 pglXGetFBConfigAttrib(gdi_display, fbCfgs[0], GLX_VISUAL_ID, &tmp);
598 TRACE(" - VISUAL_ID as 0x%x\n", tmp);
605 static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, Wine_GLPBuffer* pbuf) {
610 int nvfloatattrib = GLX_DONT_CARE;
615 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
616 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
617 while (iWGLAttr && 0 != iWGLAttr[cur]) {
618 TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]);
620 switch (iWGLAttr[cur]) {
621 case WGL_COLOR_BITS_ARB:
622 pop = iWGLAttr[++cur];
623 PUSH2(oGLXAttr, GLX_BUFFER_SIZE, pop);
624 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur, pop);
626 case WGL_BLUE_BITS_ARB:
627 pop = iWGLAttr[++cur];
628 PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop);
629 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop);
631 case WGL_RED_BITS_ARB:
632 pop = iWGLAttr[++cur];
633 PUSH2(oGLXAttr, GLX_RED_SIZE, pop);
634 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop);
636 case WGL_GREEN_BITS_ARB:
637 pop = iWGLAttr[++cur];
638 PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop);
639 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop);
641 case WGL_ALPHA_BITS_ARB:
642 pop = iWGLAttr[++cur];
643 PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop);
644 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop);
646 case WGL_DEPTH_BITS_ARB:
647 pop = iWGLAttr[++cur];
648 PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop);
649 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop);
651 case WGL_STENCIL_BITS_ARB:
652 pop = iWGLAttr[++cur];
653 PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop);
654 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop);
656 case WGL_DOUBLE_BUFFER_ARB:
657 pop = iWGLAttr[++cur];
658 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop);
659 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop);
663 case WGL_PIXEL_TYPE_ARB:
664 pop = iWGLAttr[++cur];
665 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur, pop);
667 case WGL_TYPE_COLORINDEX_ARB: pixelattrib = GLX_COLOR_INDEX_BIT; break ;
668 case WGL_TYPE_RGBA_ARB: pixelattrib = GLX_RGBA_BIT; break ;
669 /* 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 */
670 case WGL_TYPE_RGBA_FLOAT_ATI: pixelattrib = GLX_RGBA_FLOAT_BIT; break ;
672 ERR("unexpected PixelType(%x)\n", pop);
677 case WGL_SUPPORT_GDI_ARB:
678 pop = iWGLAttr[++cur];
679 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
680 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop);
684 case WGL_DRAW_TO_BITMAP_ARB:
685 pop = iWGLAttr[++cur];
686 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop);
687 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
689 drawattrib |= GLX_PIXMAP_BIT;
693 case WGL_DRAW_TO_WINDOW_ARB:
694 pop = iWGLAttr[++cur];
695 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur, pop);
696 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
698 drawattrib |= GLX_WINDOW_BIT;
702 case WGL_DRAW_TO_PBUFFER_ARB:
703 pop = iWGLAttr[++cur];
704 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur, pop);
705 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
707 drawattrib |= GLX_PBUFFER_BIT;
711 case WGL_ACCELERATION_ARB:
712 case WGL_SUPPORT_OPENGL_ARB:
713 pop = iWGLAttr[++cur];
714 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
715 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop);
718 case WGL_PBUFFER_LARGEST_ARB:
719 pop = iWGLAttr[++cur];
720 PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop);
721 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop);
724 case WGL_SAMPLE_BUFFERS_ARB:
725 pop = iWGLAttr[++cur];
726 PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop);
727 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop);
730 case WGL_SAMPLES_ARB:
731 pop = iWGLAttr[++cur];
732 PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop);
733 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop);
736 case WGL_TEXTURE_FORMAT_ARB:
737 case WGL_TEXTURE_TARGET_ARB:
738 case WGL_MIPMAP_TEXTURE_ARB:
739 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]);
740 pop = iWGLAttr[++cur];
742 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]);
744 if (use_render_texture_ati) {
745 /** nothing to do here */
747 else if (!use_render_texture_emulation) {
748 if (WGL_NO_TEXTURE_ARB != pop) {
749 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr[cur]);
750 return -1; /** error: don't support it */
752 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
753 drawattrib |= GLX_PBUFFER_BIT;
757 case WGL_FLOAT_COMPONENTS_NV:
758 nvfloatattrib = iWGLAttr[++cur];
759 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur, nvfloatattrib);
761 case WGL_BIND_TO_TEXTURE_RGB_ARB:
762 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
763 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV:
764 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV:
765 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV:
766 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV:
767 pop = iWGLAttr[++cur];
768 /** cannot be converted, see direct handling on
769 * - wglGetPixelFormatAttribivARB
770 * TODO: wglChoosePixelFormat
775 FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
783 WARN("Attempting double-buffered gdi format\n");
787 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, False);
790 /* Apply the OR'd drawable type bitmask now EVEN when WGL_DRAW_TO* is unset.
791 * It is needed in all cases because GLX_DRAWABLE_TYPE default to GLX_WINDOW_BIT. */
792 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib);
793 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib);
795 /* Set GLX_RENDER_TYPE all the time */
796 PUSH2(oGLXAttr, GLX_RENDER_TYPE, pixelattrib);
797 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib);
799 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
800 if(strstr(WineGLInfo.glxExtensions, "GLX_NV_float_buffer")) {
801 PUSH2(oGLXAttr, GLX_FLOAT_COMPONENTS_NV, nvfloatattrib);
802 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib);
808 static int get_render_type_from_fbconfig(Display *display, GLXFBConfig fbconfig)
810 int render_type=0, render_type_bit;
811 pglXGetFBConfigAttrib(display, fbconfig, GLX_RENDER_TYPE, &render_type_bit);
812 switch(render_type_bit)
815 render_type = GLX_RGBA_TYPE;
817 case GLX_COLOR_INDEX_BIT:
818 render_type = GLX_COLOR_INDEX_TYPE;
820 case GLX_RGBA_FLOAT_BIT:
821 render_type = GLX_RGBA_FLOAT_TYPE;
824 ERR("Unknown render_type: %x\n", render_type);
829 static BOOL init_formats(Display *display, int screen, Visual *visual)
831 int fmt_id, tmp_fmt_id, nCfgs, i;
833 GLXFBConfig fbconfig = NULL;
834 XVisualInfo *visinfo;
835 VisualID visualid = XVisualIDFromVisual(visual);
836 int nOffscreenFormats = 0;
838 /* As mentioned in various parts of the code only the format of the main visual can be used for onscreen rendering.
839 * Next to this format there are also so called offscreen rendering formats (used for pbuffers) which can be supported
840 * because they don't need a visual. Below we use glXGetFBConfigs instead of glXChooseFBConfig to enumerate the fb configurations
841 * because this call lists both types of formats instead of only onscreen ones. */
842 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
843 if (NULL == cfgs || 0 == nCfgs) {
844 ERR("glXChooseFBConfig returns NULL\n");
845 if(cfgs != NULL) XFree(cfgs);
849 /* Count the number of offscreen formats to determine the size for our pixelformat list */
850 for(i=0; i<nCfgs; i++) {
851 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
853 visinfo = pglXGetVisualFromFBConfig(display, cfgs[i]);
854 /* Onscreen formats have a corresponding XVisual, offscreen ones don't */
857 } else if(visinfo && visinfo->visualid == visualid) {
858 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &fmt_id);
863 TRACE("Number of offscreen formats: %d\n", nOffscreenFormats);
865 /* Allocate memory for all the offscreen pixelformats and the format of Wine's main visual */
866 WineGLPixelFormatList = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (1+nOffscreenFormats)*sizeof(WineGLPixelFormat));
867 WineGLPixelFormatList[0].iPixelFormat = 1;
868 WineGLPixelFormatList[0].fbconfig = fbconfig;
869 WineGLPixelFormatList[0].fmt_id = fmt_id;
870 WineGLPixelFormatList[0].render_type = get_render_type_from_fbconfig(display, fbconfig);
871 WineGLPixelFormatList[0].offscreenOnly = FALSE;
872 WineGLPixelFormatListSize = 1;
873 WineGLPixelFormatOnScreenSize = 1;
875 /* Fill the list with offscreen formats */
876 for(i=0; i<nCfgs; i++) {
877 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
879 visinfo = pglXGetVisualFromFBConfig(display, cfgs[i]);
880 /* We have found an offscreen rendering format when there is no visualinfo :) */
882 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", tmp_fmt_id, WineGLPixelFormatListSize+1, i);
883 WineGLPixelFormatList[WineGLPixelFormatListSize].iPixelFormat = WineGLPixelFormatListSize+1; /* The index starts at 1 */
884 WineGLPixelFormatList[WineGLPixelFormatListSize].fbconfig = cfgs[i];
885 WineGLPixelFormatList[WineGLPixelFormatListSize].fmt_id = tmp_fmt_id;
886 WineGLPixelFormatList[WineGLPixelFormatListSize].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
887 WineGLPixelFormatList[WineGLPixelFormatListSize].offscreenOnly = TRUE;
888 WineGLPixelFormatListSize++;
894 if(cfgs != NULL) XFree(cfgs);
899 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
900 * In our WGL implementation we only support a subset of these formats namely the format of
901 * Wine's main visual and offscreen formats (if they are available).
902 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
903 * and it returns the number of supported WGL formats in fmt_count.
905 static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count)
907 WineGLPixelFormat *res = NULL;
909 /* Init the list of pixel formats when we need it */
910 if(!WineGLPixelFormatListSize)
911 init_formats(display, DefaultScreen(display), visual);
913 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
914 * iPixelFormat in case of probing the number of pixelformats.
916 if((iPixelFormat > 0) && (iPixelFormat <= WineGLPixelFormatListSize) &&
917 ((WineGLPixelFormatList[iPixelFormat-1].offscreenOnly == FALSE) ||
919 res = &WineGLPixelFormatList[iPixelFormat-1];
920 TRACE("Returning FBConfig=%p for iPixelFormat=%d\n", res->fbconfig, iPixelFormat);
924 *fmt_count = WineGLPixelFormatListSize;
926 *fmt_count = WineGLPixelFormatOnScreenSize;
928 TRACE("Number of returned pixelformats=%d\n", *fmt_count);
933 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
934 static WineGLPixelFormat* ConvertPixelFormatGLXtoWGL(Display *display, int fmt_id)
938 /* Init the list of pixel formats when we need it */
939 if(!WineGLPixelFormatListSize)
940 init_formats(display, DefaultScreen(display), visual);
942 for(i=0; i<WineGLPixelFormatListSize; i++) {
943 if(WineGLPixelFormatList[i].fmt_id == fmt_id) {
944 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", WineGLPixelFormatList[i].iPixelFormat, fmt_id);
945 return &WineGLPixelFormatList[i];
948 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id);
952 int pixelformat_from_fbconfig_id(XID fbconfig_id)
954 WineGLPixelFormat *fmt;
956 if (!fbconfig_id) return 0;
958 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id);
960 return fmt->iPixelFormat;
961 /* This will happen on hwnds without a pixel format set; it's ok */
966 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
967 void mark_drawable_dirty(Drawable old, Drawable new)
970 for (ctx = context_list; ctx; ctx = ctx->next) {
971 if (old == ctx->drawables[0]) {
972 ctx->drawables[0] = new;
973 ctx->refresh_drawables = TRUE;
975 if (old == ctx->drawables[1]) {
976 ctx->drawables[1] = new;
977 ctx->refresh_drawables = TRUE;
982 /* Given the current context, make sure its drawable is sync'd */
983 static inline void sync_context(Wine_GLContext *context)
985 if(context && context->refresh_drawables) {
986 if (glxRequireVersion(3))
987 pglXMakeContextCurrent(gdi_display, context->drawables[0],
988 context->drawables[1], context->ctx);
990 pglXMakeCurrent(gdi_display, context->drawables[0], context->ctx);
991 context->refresh_drawables = FALSE;
996 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
998 return pglXCreateGLXPixmap(display, vis, parent);
1002 static XID create_bitmap_glxpixmap(X11DRV_PDEVICE *physDev, WineGLPixelFormat *fmt)
1009 vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1011 if(vis->depth == physDev->bitmap->pixmap_depth)
1012 ret = pglXCreateGLXPixmap(gdi_display, vis, physDev->bitmap->pixmap);
1015 wine_tsx11_unlock();
1016 TRACE("return %lx\n", ret);
1021 * X11DRV_ChoosePixelFormat
1023 * Equivalent to glXChooseVisual.
1025 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
1026 const PIXELFORMATDESCRIPTOR *ppfd) {
1027 WineGLPixelFormat *fmt = NULL;
1032 int bestFormat = -1;
1033 int bestDBuffer = -1;
1034 int bestStereo = -1;
1038 int bestStencil = -1;
1042 if (!has_opengl()) {
1043 ERR("No libGL on this box - disabling OpenGL support !\n");
1047 if (TRACE_ON(opengl)) {
1048 TRACE("(%p,%p)\n", physDev, ppfd);
1050 dump_PIXELFORMATDESCRIPTOR((const PIXELFORMATDESCRIPTOR *) ppfd);
1054 ConvertPixelFormatWGLtoGLX(gdi_display, 0, FALSE /* offscreen */, &nPixelFormats);
1055 for(i=0; i<nPixelFormats; i++)
1059 int alpha=0, color=0, depth=0, stencil=0, aux=0;
1061 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, i+1 /* 1-based index */, FALSE /* offscreen */, &value);
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)
1073 TRACE("pixel type mismatch for iPixelFormat=%d\n", i+1);
1077 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
1078 if (value) dwFlags |= PFD_DOUBLEBUFFER;
1079 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value);
1080 if (value) dwFlags |= PFD_STEREO;
1081 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &color); /* cColorBits */
1082 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &alpha); /* cAlphaBits */
1083 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &depth); /* cDepthBits */
1084 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &stencil); /* cStencilBits */
1085 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_AUX_BUFFERS, &aux); /* cAuxBuffers */
1087 /* The behavior of PDF_STEREO/PFD_STEREO_DONTCARE and PFD_DOUBLEBUFFER / PFD_DOUBLEBUFFER_DONTCARE
1088 * is not very clear on MSDN. They specify that ChoosePixelFormat tries to match pixel formats
1089 * with the flag (PFD_STEREO / PFD_DOUBLEBUFFERING) set. Otherwise it says that it tries to match
1090 * formats without the given flag set.
1091 * A test on Windows using a Radeon 9500pro on WinXP (the driver doesn't support Stereo)
1092 * has indicated that a format without stereo is returned when stereo is unavailable.
1093 * So in case PFD_STEREO is set, formats that support it should have priority above formats
1094 * without. In case PFD_STEREO_DONTCARE is set, stereo is ignored.
1096 * To summarize the following is most likely the correct behavior:
1097 * stereo not set -> prefer no-stereo formats, else also accept stereo formats
1098 * stereo set -> prefer stereo formats, else also accept no-stereo formats
1099 * stereo don't care -> it doesn't matter whether we get stereo or not
1101 * In Wine we will treat no-stereo the same way as don't care because it makes
1102 * format selection even more complicated and second drivers with Stereo advertise
1103 * each format twice anyway.
1106 /* Doublebuffer, see the comments above */
1107 if( !(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) ) {
1108 if( ((ppfd->dwFlags & PFD_DOUBLEBUFFER) != bestDBuffer) &&
1109 ((dwFlags & PFD_DOUBLEBUFFER) == (ppfd->dwFlags & PFD_DOUBLEBUFFER)) )
1111 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1112 bestStereo = dwFlags & PFD_STEREO;
1116 bestStencil = stencil;
1121 if(bestDBuffer != -1 && (dwFlags & PFD_DOUBLEBUFFER) != bestDBuffer)
1125 /* Stereo, see the comments above. */
1126 if( !(ppfd->dwFlags & PFD_STEREO_DONTCARE) ) {
1127 if( ((ppfd->dwFlags & PFD_STEREO) != bestStereo) &&
1128 ((dwFlags & PFD_STEREO) == (ppfd->dwFlags & PFD_STEREO)) )
1130 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1131 bestStereo = dwFlags & PFD_STEREO;
1135 bestStencil = stencil;
1140 if(bestStereo != -1 && (dwFlags & PFD_STEREO) != bestStereo)
1144 /* Below we will do a number of checks to select the 'best' pixelformat.
1145 * We assume the precedence cColorBits > cAlphaBits > cDepthBits > cStencilBits -> cAuxBuffers.
1146 * The code works by trying to match the most important options as close as possible.
1147 * When a reasonable format is found, we will try to match more options. */
1150 if( ((ppfd->cColorBits > bestColor) && (color > bestColor)) ||
1151 ((color >= ppfd->cColorBits) && (color < bestColor)) )
1153 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1154 bestStereo = dwFlags & PFD_STEREO;
1158 bestStencil = stencil;
1162 } else if(bestColor != color) { /* Do further checks if the format is compatible */
1163 TRACE("color mismatch for iPixelFormat=%d\n", i+1);
1168 if( ((ppfd->cAlphaBits > bestAlpha) && (alpha > bestAlpha)) ||
1169 ((alpha >= ppfd->cAlphaBits) && (alpha < bestAlpha)) )
1171 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1172 bestStereo = dwFlags & PFD_STEREO;
1176 bestStencil = stencil;
1180 } else if(bestAlpha != alpha) {
1181 TRACE("alpha mismatch for iPixelFormat=%d\n", i+1);
1186 if( ((ppfd->cDepthBits > bestDepth) && (depth > bestDepth)) ||
1187 ((depth >= ppfd->cDepthBits) && (depth < bestDepth)) )
1189 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1190 bestStereo = dwFlags & PFD_STEREO;
1194 bestStencil = stencil;
1198 } else if(bestDepth != depth) {
1199 TRACE("depth mismatch for iPixelFormat=%d\n", i+1);
1204 if( ((ppfd->cStencilBits > bestStencil) && (stencil > bestStencil)) ||
1205 ((stencil >= ppfd->cStencilBits) && (stencil < bestStencil)) )
1207 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1208 bestStereo = dwFlags & PFD_STEREO;
1212 bestStencil = stencil;
1216 } else if(bestStencil != stencil) {
1217 TRACE("stencil mismatch for iPixelFormat=%d\n", i+1);
1222 if( ((ppfd->cAuxBuffers > bestAux) && (aux > bestAux)) ||
1223 ((aux >= ppfd->cAuxBuffers) && (aux < bestAux)) )
1225 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1226 bestStereo = dwFlags & PFD_STEREO;
1230 bestStencil = stencil;
1234 } else if(bestAux != aux) {
1235 TRACE("aux mismatch for iPixelFormat=%d\n", i+1);
1240 if(bestFormat == -1) {
1241 TRACE("No matching mode was found returning 0\n");
1245 ret = bestFormat+1; /* the return value should be a 1-based index */
1246 TRACE("Successfully found a matching mode, returning index: %d %x\n", ret, WineGLPixelFormatList[bestFormat].fmt_id);
1249 wine_tsx11_unlock();
1254 * X11DRV_DescribePixelFormat
1256 * Get the pixel-format descriptor associated to the given id
1258 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
1261 PIXELFORMATDESCRIPTOR *ppfd) {
1262 /*XVisualInfo *vis;*/
1265 WineGLPixelFormat *fmt;
1269 if (!has_opengl()) {
1270 ERR("No libGL on this box - disabling OpenGL support !\n");
1274 TRACE("(%p,%d,%d,%p)\n", physDev, iPixelFormat, nBytes, ppfd);
1276 /* 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 */
1277 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &fmt_count);
1279 /* The application is only querying the number of pixelformats */
1281 } else if(fmt == NULL) {
1282 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count);
1286 if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
1287 ERR("Wrong structure size !\n");
1288 /* Should set error */
1294 memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
1295 ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
1298 /* These flags are always the same... */
1299 ppfd->dwFlags = PFD_SUPPORT_OPENGL;
1300 /* Now the flags extracted from the Visual */
1304 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_X_RENDERABLE, &value);
1306 ppfd->dwFlags |= PFD_SUPPORT_GDI;
1308 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1309 if(value & GLX_WINDOW_BIT)
1310 ppfd->dwFlags |= PFD_DRAW_TO_WINDOW;
1311 if(value & GLX_PIXMAP_BIT)
1312 ppfd->dwFlags |= PFD_DRAW_TO_BITMAP;
1314 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_CONFIG_CAVEAT, &value);
1315 if(value == GLX_SLOW_CONFIG)
1316 ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
1318 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
1320 ppfd->dwFlags |= PFD_DOUBLEBUFFER;
1321 ppfd->dwFlags &= ~PFD_SUPPORT_GDI;
1323 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
1326 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1327 if (value & GLX_RGBA_BIT)
1328 ppfd->iPixelType = PFD_TYPE_RGBA;
1330 ppfd->iPixelType = PFD_TYPE_COLORINDEX;
1333 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &value);
1334 ppfd->cColorBits = value;
1336 /* Red, green, blue and alpha bits / shifts */
1337 if (ppfd->iPixelType == PFD_TYPE_RGBA) {
1338 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RED_SIZE, &rb);
1339 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_GREEN_SIZE, &gb);
1340 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BLUE_SIZE, &bb);
1341 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &ab);
1343 ppfd->cRedBits = rb;
1344 ppfd->cRedShift = gb + bb + ab;
1345 ppfd->cBlueBits = bb;
1346 ppfd->cBlueShift = ab;
1347 ppfd->cGreenBits = gb;
1348 ppfd->cGreenShift = bb + ab;
1349 ppfd->cAlphaBits = ab;
1350 ppfd->cAlphaShift = 0;
1353 ppfd->cRedShift = 0;
1354 ppfd->cBlueBits = 0;
1355 ppfd->cBlueShift = 0;
1356 ppfd->cGreenBits = 0;
1357 ppfd->cGreenShift = 0;
1358 ppfd->cAlphaBits = 0;
1359 ppfd->cAlphaShift = 0;
1362 /* Accum RGBA bits */
1363 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &rb);
1364 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &gb);
1365 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &bb);
1366 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &ab);
1368 ppfd->cAccumBits = rb+gb+bb+ab;
1369 ppfd->cAccumRedBits = rb;
1370 ppfd->cAccumGreenBits = gb;
1371 ppfd->cAccumBlueBits = bb;
1372 ppfd->cAccumAlphaBits = ab;
1375 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value);
1376 ppfd->cDepthBits = value;
1379 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value);
1380 ppfd->cStencilBits = value;
1382 wine_tsx11_unlock();
1384 /* Aux : to do ... */
1386 ppfd->iLayerType = PFD_MAIN_PLANE;
1388 if (TRACE_ON(opengl)) {
1389 dump_PIXELFORMATDESCRIPTOR(ppfd);
1396 * X11DRV_GetPixelFormat
1398 * Get the pixel-format id used by this DC
1400 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
1401 WineGLPixelFormat *fmt;
1403 TRACE("(%p)\n", physDev);
1405 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, physDev->current_pf, TRUE, &tmp);
1408 /* This happens on HDCs on which SetPixelFormat wasn't called yet */
1409 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", physDev->current_pf);
1412 else if(fmt->offscreenOnly)
1414 /* Offscreen formats can't be used with traditional WGL calls.
1415 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1416 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt->iPixelFormat);
1420 TRACE("(%p): returns %d\n", physDev, physDev->current_pf);
1421 return physDev->current_pf;
1425 * X11DRV_SetPixelFormat
1427 * Set the pixel-format id used by this DC
1429 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
1431 const PIXELFORMATDESCRIPTOR *ppfd) {
1432 WineGLPixelFormat *fmt;
1436 TRACE("(%p,%d,%p)\n", physDev, iPixelFormat, ppfd);
1438 if (!has_opengl()) {
1439 ERR("No libGL on this box - disabling OpenGL support !\n");
1443 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1444 if(get_glxdrawable(physDev) == root_window)
1446 ERR("Invalid operation on root_window\n");
1450 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1451 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &value);
1453 ERR("Invalid iPixelFormat: %d\n", iPixelFormat);
1457 if(physDev->current_pf) /* cannot change it if already set */
1458 return (physDev->current_pf == iPixelFormat);
1460 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1462 hwnd = WindowFromDC(physDev->hdc);
1464 if(!(value&GLX_WINDOW_BIT)) {
1465 WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat);
1469 if(!SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, (WPARAM)fmt->fmt_id, 0)) {
1470 ERR("Couldn't set format of the window, returning failure\n");
1474 physDev->gl_drawable = X11DRV_get_gl_drawable(hwnd);
1476 else if(physDev->bitmap) {
1477 if(!(value&GLX_PIXMAP_BIT)) {
1478 WARN("Pixel format %d is not compatible for bitmap rendering\n", iPixelFormat);
1482 physDev->bitmap->glxpixmap = create_bitmap_glxpixmap(physDev, fmt);
1483 if(!physDev->bitmap->glxpixmap) {
1484 WARN("Couldn't create glxpixmap for pixel format %d\n", iPixelFormat);
1489 FIXME("called on a non-window, non-bitmap object?\n");
1492 physDev->current_pf = iPixelFormat;
1494 if (TRACE_ON(opengl)) {
1497 gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value);
1499 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1501 TRACE(" FBConfig have :\n");
1502 TRACE(" - FBCONFIG_ID 0x%x\n", value);
1503 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_VISUAL_ID, &value);
1504 TRACE(" - VISUAL_ID 0x%x\n", value);
1505 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1506 TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
1513 * X11DRV_wglCopyContext
1515 * For OpenGL32 wglCopyContext.
1517 BOOL X11DRV_wglCopyContext(HGLRC hglrcSrc, HGLRC hglrcDst, UINT mask) {
1518 Wine_GLContext *src = (Wine_GLContext*)hglrcSrc;
1519 Wine_GLContext *dst = (Wine_GLContext*)hglrcDst;
1521 TRACE("hglrcSrc: (%p), hglrcDst: (%p), mask: %#x\n", hglrcSrc, hglrcDst, mask);
1523 /* There is a slight difference in the way GL contexts share display lists in WGL and GLX.
1524 * In case of GLX you need to specify this at context creation time but in case of WGL you
1525 * do this using wglShareLists which you can call after creating the context.
1526 * To emulate WGL we try to delay the creation of the context until wglShareLists or wglMakeCurrent.
1527 * Up to now that works fine.
1529 * The delayed GLX context creation could cause issues for wglCopyContext as it might get called
1530 * when there is no GLX context yet. Warn the user about it and let him report a bug report.
1531 * The chance this will cause problems is small as at the time of writing Wine has had OpenGL support
1532 * for more than 7 years and this function has remained a stub ever since then.
1534 if(!src->ctx || !dst->ctx) {
1535 FIXME("No source or destination context available! This could indicate a Wine bug.\n");
1538 pglXCopyContext(gdi_display, src->ctx, dst->ctx, mask);
1540 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1545 * X11DRV_wglCreateContext
1547 * For OpenGL32 wglCreateContext.
1549 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev)
1551 Wine_GLContext *ret;
1552 WineGLPixelFormat *fmt;
1553 int hdcPF = physDev->current_pf;
1555 HDC hdc = physDev->hdc;
1557 TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
1559 if (!has_opengl()) {
1560 ERR("No libGL on this box - disabling OpenGL support !\n");
1564 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, TRUE /* Offscreen */, &fmt_count);
1565 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1566 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1567 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1568 * If this fails something is very wrong on the system. */
1570 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", hdcPF);
1571 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1575 /* The context will be allocated in the wglMakeCurrent call */
1577 ret = alloc_context();
1578 wine_tsx11_unlock();
1583 ret->vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1585 TRACE(" creating context %p (GL context creation delayed)\n", ret);
1590 * X11DRV_wglDeleteContext
1592 * For OpenGL32 wglDeleteContext.
1594 BOOL X11DRV_wglDeleteContext(HGLRC hglrc)
1596 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1599 TRACE("(%p)\n", hglrc);
1601 if (!has_opengl()) {
1602 ERR("No libGL on this box - disabling OpenGL support !\n");
1607 /* A game (Half Life not to name it) deletes twice the same context,
1608 * so make sure it is valid first */
1609 if (is_valid_context( ctx ))
1611 if (ctx->ctx) pglXDestroyContext(gdi_display, ctx->ctx);
1616 WARN("Error deleting context !\n");
1617 SetLastError(ERROR_INVALID_HANDLE);
1620 wine_tsx11_unlock();
1626 * X11DRV_wglGetCurrentReadDCARB
1628 * For OpenGL32 wglGetCurrentReadDCARB.
1630 static HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
1633 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
1635 if (ctx) ret = ctx->read_hdc;
1637 TRACE(" returning %p (GL drawable %lu)\n", ret, ctx ? ctx->drawables[1] : 0);
1642 * X11DRV_wglGetProcAddress
1644 * For OpenGL32 wglGetProcAddress.
1646 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc)
1649 const WineGLExtension *ext;
1651 int padding = 32 - strlen(lpszProc);
1655 if (!has_opengl()) {
1656 ERR("No libGL on this box - disabling OpenGL support !\n");
1660 /* Check the table of WGL extensions to see if we need to return a WGL extension
1661 * or a function pointer to a native OpenGL function. */
1662 if(strncmp(lpszProc, "wgl", 3) != 0) {
1663 return pglXGetProcAddressARB((const GLubyte*)lpszProc);
1665 TRACE("('%s'):%*s", lpszProc, padding, " ");
1666 for (i = 0; i < WineGLExtensionListSize; ++i) {
1667 ext = WineGLExtensionList[i];
1668 for (j = 0; ext->extEntryPoints[j].funcName; ++j) {
1669 if (strcmp(ext->extEntryPoints[j].funcName, lpszProc) == 0) {
1670 TRACE("(%p) - WineGL\n", ext->extEntryPoints[j].funcAddress);
1671 return ext->extEntryPoints[j].funcAddress;
1677 WARN("(%s) - not found\n", lpszProc);
1682 * X11DRV_wglMakeCurrent
1684 * For OpenGL32 wglMakeCurrent.
1686 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
1688 HDC hdc = physDev->hdc;
1689 DWORD type = GetObjectType(hdc);
1691 TRACE("(%p,%p)\n", hdc, hglrc);
1693 if (!has_opengl()) {
1694 ERR("No libGL on this box - disabling OpenGL support !\n");
1699 if (hglrc == NULL) {
1700 ret = pglXMakeCurrent(gdi_display, None, NULL);
1701 NtCurrentTeb()->glContext = NULL;
1703 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1704 Drawable drawable = get_glxdrawable(physDev);
1705 if (ctx->ctx == NULL) {
1706 /* The describe lines below are for debugging purposes only */
1707 if (TRACE_ON(wgl)) {
1708 describeDrawable(ctx, drawable);
1709 describeContext(ctx);
1712 /* Create a GLX context using the same visual as chosen earlier in wglCreateContext.
1713 * We are certain that the drawable and context are compatible as we only allow compatible formats.
1715 TRACE(" Creating GLX Context\n");
1717 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, type == OBJ_MEMDC ? False : True);
1718 else /* Create a GLX Context for a pbuffer */
1719 ctx->ctx = pglXCreateNewContext(gdi_display, ctx->fmt->fbconfig, ctx->fmt->render_type, NULL, True);
1721 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1723 TRACE(" make current for dis %p, drawable %p, ctx %p\n", gdi_display, (void*) drawable, ctx->ctx);
1724 ret = pglXMakeCurrent(gdi_display, drawable, ctx->ctx);
1725 NtCurrentTeb()->glContext = ctx;
1729 ctx->read_hdc = hdc;
1730 ctx->drawables[0] = drawable;
1731 ctx->drawables[1] = drawable;
1732 ctx->refresh_drawables = FALSE;
1734 if (type == OBJ_MEMDC)
1736 ctx->do_escape = TRUE;
1737 pglDrawBuffer(GL_FRONT_LEFT);
1741 wine_tsx11_unlock();
1742 TRACE(" returning %s\n", (ret ? "True" : "False"));
1747 * X11DRV_wglMakeContextCurrentARB
1749 * For OpenGL32 wglMakeContextCurrentARB
1751 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* pDrawDev, X11DRV_PDEVICE* pReadDev, HGLRC hglrc)
1754 int indirect = (GetObjectType(pDrawDev->hdc) == OBJ_MEMDC);
1756 TRACE("(%p,%p,%p)\n", pDrawDev, pReadDev, hglrc);
1758 if (!has_opengl()) {
1759 ERR("No libGL on this box - disabling OpenGL support !\n");
1764 if (hglrc == NULL) {
1765 ret = pglXMakeCurrent(gdi_display, None, NULL);
1766 NtCurrentTeb()->glContext = NULL;
1768 if (NULL == pglXMakeContextCurrent) {
1771 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1772 Drawable d_draw = get_glxdrawable(pDrawDev);
1773 Drawable d_read = get_glxdrawable(pReadDev);
1775 if (ctx->ctx == NULL) {
1776 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, !indirect);
1777 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1779 ctx->hdc = pDrawDev->hdc;
1780 ctx->read_hdc = pReadDev->hdc;
1781 ctx->drawables[0] = d_draw;
1782 ctx->drawables[1] = d_read;
1783 ctx->refresh_drawables = FALSE;
1784 ret = pglXMakeContextCurrent(gdi_display, d_draw, d_read, ctx->ctx);
1785 NtCurrentTeb()->glContext = ctx;
1788 wine_tsx11_unlock();
1790 TRACE(" returning %s\n", (ret ? "True" : "False"));
1795 * X11DRV_wglShareLists
1797 * For OpenGL32 wglShaderLists.
1799 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
1800 Wine_GLContext *org = (Wine_GLContext *) hglrc1;
1801 Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
1803 TRACE("(%p, %p)\n", org, dest);
1805 if (!has_opengl()) {
1806 ERR("No libGL on this box - disabling OpenGL support !\n");
1810 if (NULL != dest && dest->ctx != NULL) {
1811 ERR("Could not share display lists, context already created !\n");
1814 if (org->ctx == NULL) {
1815 int indirect = (GetObjectType(org->hdc) == OBJ_MEMDC);
1817 describeContext(org);
1820 org->ctx = pglXCreateContext(gdi_display, org->vis, NULL, !indirect);
1821 else /* Create a GLX Context for a pbuffer */
1822 org->ctx = pglXCreateNewContext(gdi_display, org->fmt->fbconfig, org->fmt->render_type, NULL, True);
1823 wine_tsx11_unlock();
1824 TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
1827 int indirect = (GetObjectType(dest->hdc) == OBJ_MEMDC);
1829 describeContext(dest);
1830 /* Create the destination context with display lists shared */
1832 dest->ctx = pglXCreateContext(gdi_display, dest->vis, org->ctx, !indirect);
1833 else /* Create a GLX Context for a pbuffer */
1834 dest->ctx = pglXCreateNewContext(gdi_display, dest->fmt->fbconfig, dest->fmt->render_type, org->ctx, True);
1835 wine_tsx11_unlock();
1836 TRACE(" created a delayed OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
1843 static BOOL internal_wglUseFontBitmaps(HDC hdc, DWORD first, DWORD count, DWORD listBase, DWORD (WINAPI *GetGlyphOutline_ptr)(HDC,UINT,UINT,LPGLYPHMETRICS,DWORD,LPVOID,const MAT2*))
1845 /* We are running using client-side rendering fonts... */
1849 void *bitmap = NULL, *gl_bitmap = NULL;
1853 pglGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
1854 pglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
1855 wine_tsx11_unlock();
1857 for (glyph = first; glyph < first + count; glyph++) {
1858 unsigned int needed_size = GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, 0, NULL, NULL);
1859 int height, width_int;
1861 TRACE("Glyph : %3d / List : %d\n", glyph, listBase);
1862 if (needed_size == GDI_ERROR) {
1863 TRACE(" - needed size : %d (GDI_ERROR)\n", needed_size);
1866 TRACE(" - needed size : %d\n", needed_size);
1869 if (needed_size > size) {
1871 HeapFree(GetProcessHeap(), 0, bitmap);
1872 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1873 bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1874 gl_bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1876 if (GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, size, bitmap, NULL) == GDI_ERROR) goto error;
1877 if (TRACE_ON(opengl)) {
1878 unsigned int height, width, bitmask;
1879 unsigned char *bitmap_ = (unsigned char *) bitmap;
1881 TRACE(" - bbox : %d x %d\n", gm.gmBlackBoxX, gm.gmBlackBoxY);
1882 TRACE(" - origin : (%d , %d)\n", gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
1883 TRACE(" - increment : %d - %d\n", gm.gmCellIncX, gm.gmCellIncY);
1884 if (needed_size != 0) {
1885 TRACE(" - bitmap :\n");
1886 for (height = 0; height < gm.gmBlackBoxY; height++) {
1888 for (width = 0, bitmask = 0x80; width < gm.gmBlackBoxX; width++, bitmask >>= 1) {
1893 if (*bitmap_ & bitmask)
1898 bitmap_ += (4 - ((UINT_PTR)bitmap_ & 0x03));
1904 /* In OpenGL, the bitmap is drawn from the bottom to the top... So we need to invert the
1905 * glyph for it to be drawn properly.
1907 if (needed_size != 0) {
1908 width_int = (gm.gmBlackBoxX + 31) / 32;
1909 for (height = 0; height < gm.gmBlackBoxY; height++) {
1911 for (width = 0; width < width_int; width++) {
1912 ((int *) gl_bitmap)[(gm.gmBlackBoxY - height - 1) * width_int + width] =
1913 ((int *) bitmap)[height * width_int + width];
1919 pglNewList(listBase++, GL_COMPILE);
1920 if (needed_size != 0) {
1921 pglBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY,
1922 0 - (int) gm.gmptGlyphOrigin.x, (int) gm.gmBlackBoxY - (int) gm.gmptGlyphOrigin.y,
1923 gm.gmCellIncX, gm.gmCellIncY,
1926 /* This is the case of 'empty' glyphs like the space character */
1927 pglBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
1930 wine_tsx11_unlock();
1934 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1935 wine_tsx11_unlock();
1937 HeapFree(GetProcessHeap(), 0, bitmap);
1938 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1943 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1944 wine_tsx11_unlock();
1946 HeapFree(GetProcessHeap(), 0, bitmap);
1947 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1952 * X11DRV_wglUseFontBitmapsA
1954 * For OpenGL32 wglUseFontBitmapsA.
1956 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1958 Font fid = physDev->font;
1960 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1962 if (!has_opengl()) {
1963 ERR("No libGL on this box - disabling OpenGL support !\n");
1968 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineA);
1972 /* I assume that the glyphs are at the same position for X and for Windows */
1973 pglXUseXFont(fid, first, count, listBase);
1974 wine_tsx11_unlock();
1979 * X11DRV_wglUseFontBitmapsW
1981 * For OpenGL32 wglUseFontBitmapsW.
1983 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1985 Font fid = physDev->font;
1987 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1989 if (!has_opengl()) {
1990 ERR("No libGL on this box - disabling OpenGL support !\n");
1995 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineW);
1998 WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
2001 /* I assume that the glyphs are at the same position for X and for Windows */
2002 pglXUseXFont(fid, first, count, listBase);
2003 wine_tsx11_unlock();
2007 /* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
2008 static void WINAPI X11DRV_wglGetIntegerv(GLenum pname, GLint* params)
2015 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2017 pglGetIntegerv(pname, params);
2019 * if we cannot find a Wine Context
2020 * we only have the default wine desktop context,
2021 * so if we have only a 24 depth say we have 32
2023 if (!ctx && *params == 24) {
2026 TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
2031 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2033 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_ALPHA_SIZE, params);
2034 TRACE("returns GL_ALPHA_BITS as '%d'\n", *params);
2038 pglGetIntegerv(pname, params);
2041 wine_tsx11_unlock();
2044 void flush_gl_drawable(X11DRV_PDEVICE *physDev)
2048 if(!physDev->gl_drawable)
2051 w = physDev->dc_rect.right - physDev->dc_rect.left;
2052 h = physDev->dc_rect.bottom - physDev->dc_rect.top;
2054 if(w > 0 && h > 0) {
2055 Drawable src = physDev->pixmap;
2056 if(!src) src = physDev->gl_drawable;
2058 /* The GL drawable may be lagged behind if we don't flush first, so
2059 * flush the display make sure we copy up-to-date data */
2061 XFlush(gdi_display);
2062 XCopyArea(gdi_display, src, physDev->drawable, physDev->gc, 0, 0, w, h,
2063 physDev->dc_rect.left, physDev->dc_rect.top);
2064 wine_tsx11_unlock();
2069 static void WINAPI X11DRV_wglFinish(void)
2071 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2072 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
2077 wine_tsx11_unlock();
2078 ExtEscape(ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
2081 static void WINAPI X11DRV_wglFlush(void)
2083 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2084 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
2089 wine_tsx11_unlock();
2090 ExtEscape(ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
2094 * X11DRV_wglGetExtensionsStringARB
2096 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
2098 static const char * WINAPI X11DRV_wglGetExtensionsStringARB(HDC hdc) {
2099 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2100 return WineGLInfo.wglExtensions;
2104 * X11DRV_wglCreatePbufferARB
2106 * WGL_ARB_pbuffer: wglCreatePbufferARB
2108 static HPBUFFERARB WINAPI X11DRV_wglCreatePbufferARB(HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList)
2110 Wine_GLPBuffer* object = NULL;
2111 WineGLPixelFormat *fmt = NULL;
2116 TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
2118 if (0 >= iPixelFormat) {
2119 ERR("(%p): unexpected iPixelFormat(%d) <= 0, returns NULL\n", hdc, iPixelFormat);
2120 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2121 return NULL; /* unexpected error */
2124 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
2125 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nCfgs);
2127 ERR("(%p): unexpected iPixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, iPixelFormat, nCfgs);
2128 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2129 goto create_failed; /* unexpected error */
2132 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLPBuffer));
2133 if (NULL == object) {
2134 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2135 goto create_failed; /* unexpected error */
2138 object->display = gdi_display;
2139 object->width = iWidth;
2140 object->height = iHeight;
2143 PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
2144 PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
2145 while (piAttribList && 0 != *piAttribList) {
2147 switch (*piAttribList) {
2148 case WGL_PBUFFER_LARGEST_ARB: {
2150 attr_v = *piAttribList;
2151 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v);
2152 PUSH2(attribs, GLX_LARGEST_PBUFFER, attr_v);
2156 case WGL_TEXTURE_FORMAT_ARB: {
2158 attr_v = *piAttribList;
2159 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
2160 if (use_render_texture_ati) {
2163 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2164 case WGL_TEXTURE_RGB_ARB: type = GLX_TEXTURE_RGB_ATI; break ;
2165 case WGL_TEXTURE_RGBA_ARB: type = GLX_TEXTURE_RGBA_ATI; break ;
2167 SetLastError(ERROR_INVALID_DATA);
2170 object->use_render_texture = 1;
2171 PUSH2(attribs, GLX_TEXTURE_FORMAT_ATI, type);
2173 if (WGL_NO_TEXTURE_ARB == attr_v) {
2174 object->use_render_texture = 0;
2176 if (!use_render_texture_emulation) {
2177 SetLastError(ERROR_INVALID_DATA);
2181 case WGL_TEXTURE_RGB_ARB:
2182 object->use_render_texture = GL_RGB;
2183 object->texture_bpp = 3;
2184 object->texture_format = GL_RGB;
2185 object->texture_type = GL_UNSIGNED_BYTE;
2187 case WGL_TEXTURE_RGBA_ARB:
2188 object->use_render_texture = GL_RGBA;
2189 object->texture_bpp = 4;
2190 object->texture_format = GL_RGBA;
2191 object->texture_type = GL_UNSIGNED_BYTE;
2194 /* WGL_FLOAT_COMPONENTS_NV */
2195 case WGL_TEXTURE_FLOAT_R_NV:
2196 object->use_render_texture = GL_FLOAT_R_NV;
2197 object->texture_bpp = 4;
2198 object->texture_format = GL_RED;
2199 object->texture_type = GL_FLOAT;
2201 case WGL_TEXTURE_FLOAT_RG_NV:
2202 object->use_render_texture = GL_FLOAT_RG_NV;
2203 object->texture_bpp = 8;
2204 object->texture_format = GL_LUMINANCE_ALPHA;
2205 object->texture_type = GL_FLOAT;
2207 case WGL_TEXTURE_FLOAT_RGB_NV:
2208 object->use_render_texture = GL_FLOAT_RGB_NV;
2209 object->texture_bpp = 12;
2210 object->texture_format = GL_RGB;
2211 object->texture_type = GL_FLOAT;
2213 case WGL_TEXTURE_FLOAT_RGBA_NV:
2214 object->use_render_texture = GL_FLOAT_RGBA_NV;
2215 object->texture_bpp = 16;
2216 object->texture_format = GL_RGBA;
2217 object->texture_type = GL_FLOAT;
2220 ERR("Unknown texture format: %x\n", attr_v);
2221 SetLastError(ERROR_INVALID_DATA);
2229 case WGL_TEXTURE_TARGET_ARB: {
2231 attr_v = *piAttribList;
2232 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v);
2233 if (use_render_texture_ati) {
2236 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2237 case WGL_TEXTURE_CUBE_MAP_ARB: type = GLX_TEXTURE_CUBE_MAP_ATI; break ;
2238 case WGL_TEXTURE_1D_ARB: type = GLX_TEXTURE_1D_ATI; break ;
2239 case WGL_TEXTURE_2D_ARB: type = GLX_TEXTURE_2D_ATI; break ;
2241 SetLastError(ERROR_INVALID_DATA);
2244 PUSH2(attribs, GLX_TEXTURE_TARGET_ATI, type);
2246 if (WGL_NO_TEXTURE_ARB == attr_v) {
2247 object->texture_target = 0;
2249 if (!use_render_texture_emulation) {
2250 SetLastError(ERROR_INVALID_DATA);
2254 case WGL_TEXTURE_CUBE_MAP_ARB: {
2255 if (iWidth != iHeight) {
2256 SetLastError(ERROR_INVALID_DATA);
2259 object->texture_target = GL_TEXTURE_CUBE_MAP;
2260 object->texture_bind_target = GL_TEXTURE_BINDING_CUBE_MAP;
2263 case WGL_TEXTURE_1D_ARB: {
2265 SetLastError(ERROR_INVALID_DATA);
2268 object->texture_target = GL_TEXTURE_1D;
2269 object->texture_bind_target = GL_TEXTURE_BINDING_1D;
2272 case WGL_TEXTURE_2D_ARB: {
2273 object->texture_target = GL_TEXTURE_2D;
2274 object->texture_bind_target = GL_TEXTURE_BINDING_2D;
2277 case WGL_TEXTURE_RECTANGLE_NV: {
2278 object->texture_target = GL_TEXTURE_RECTANGLE_NV;
2279 object->texture_bind_target = GL_TEXTURE_BINDING_RECTANGLE_NV;
2283 ERR("Unknown texture target: %x\n", attr_v);
2284 SetLastError(ERROR_INVALID_DATA);
2292 case WGL_MIPMAP_TEXTURE_ARB: {
2294 attr_v = *piAttribList;
2295 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v);
2296 if (use_render_texture_ati) {
2297 PUSH2(attribs, GLX_MIPMAP_TEXTURE_ATI, attr_v);
2299 if (!use_render_texture_emulation) {
2300 SetLastError(ERROR_INVALID_DATA);
2310 PUSH1(attribs, None);
2311 object->drawable = pglXCreatePbuffer(gdi_display, fmt->fbconfig, attribs);
2312 TRACE("new Pbuffer drawable as %p\n", (void*) object->drawable);
2313 if (!object->drawable) {
2314 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2315 goto create_failed; /* unexpected error */
2317 TRACE("->(%p)\n", object);
2318 return (HPBUFFERARB) object;
2321 HeapFree(GetProcessHeap(), 0, object);
2322 TRACE("->(FAILED)\n");
2323 return (HPBUFFERARB) NULL;
2327 * X11DRV_wglDestroyPbufferARB
2329 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2331 static GLboolean WINAPI X11DRV_wglDestroyPbufferARB(HPBUFFERARB hPbuffer)
2333 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2334 TRACE("(%p)\n", hPbuffer);
2335 if (NULL == object) {
2336 SetLastError(ERROR_INVALID_HANDLE);
2339 pglXDestroyPbuffer(object->display, object->drawable);
2340 HeapFree(GetProcessHeap(), 0, object);
2345 * X11DRV_wglGetPbufferDCARB
2347 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2348 * The function wglGetPbufferDCARB returns a device context for a pbuffer.
2349 * Gdi32 implements the part of this function which creates a device context.
2350 * This part associates the physDev with the X drawable of the pbuffer.
2352 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *physDev, HPBUFFERARB hPbuffer)
2354 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2355 if (NULL == object) {
2356 SetLastError(ERROR_INVALID_HANDLE);
2360 /* The function wglGetPbufferDCARB returns a DC to which the pbuffer can be connected.
2361 * All formats in our pixelformat list are compatible with each other and the main drawable. */
2362 physDev->current_pf = object->fmt->iPixelFormat;
2363 physDev->drawable = object->drawable;
2364 SetRect( &physDev->drawable_rect, 0, 0, object->width, object->height );
2365 physDev->dc_rect = physDev->drawable_rect;
2367 TRACE("(%p)->(%p)\n", hPbuffer, physDev->hdc);
2368 return physDev->hdc;
2372 * X11DRV_wglQueryPbufferARB
2374 * WGL_ARB_pbuffer: wglQueryPbufferARB
2376 static GLboolean WINAPI X11DRV_wglQueryPbufferARB(HPBUFFERARB hPbuffer, int iAttribute, int *piValue)
2378 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2379 TRACE("(%p, 0x%x, %p)\n", hPbuffer, iAttribute, piValue);
2380 if (NULL == object) {
2381 SetLastError(ERROR_INVALID_HANDLE);
2384 switch (iAttribute) {
2385 case WGL_PBUFFER_WIDTH_ARB:
2386 pglXQueryDrawable(object->display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
2388 case WGL_PBUFFER_HEIGHT_ARB:
2389 pglXQueryDrawable(object->display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
2392 case WGL_PBUFFER_LOST_ARB:
2393 /* GLX Pbuffers cannot be lost by default. We can support this by
2394 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2395 * to receive pixel buffer clobber events, however that may or may
2396 * not give any benefit */
2397 *piValue = GL_FALSE;
2400 case WGL_TEXTURE_FORMAT_ARB:
2401 if (use_render_texture_ati) {
2403 int type = WGL_NO_TEXTURE_ARB;
2404 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_FORMAT_ATI, &tmp);
2406 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2407 case GLX_TEXTURE_RGB_ATI: type = WGL_TEXTURE_RGB_ARB; break ;
2408 case GLX_TEXTURE_RGBA_ATI: type = WGL_TEXTURE_RGBA_ARB; break ;
2412 if (!object->use_render_texture) {
2413 *piValue = WGL_NO_TEXTURE_ARB;
2415 if (!use_render_texture_emulation) {
2416 SetLastError(ERROR_INVALID_HANDLE);
2419 switch(object->use_render_texture) {
2421 *piValue = WGL_TEXTURE_RGB_ARB;
2424 *piValue = WGL_TEXTURE_RGBA_ARB;
2426 /* WGL_FLOAT_COMPONENTS_NV */
2428 *piValue = WGL_TEXTURE_FLOAT_R_NV;
2430 case GL_FLOAT_RG_NV:
2431 *piValue = WGL_TEXTURE_FLOAT_RG_NV;
2433 case GL_FLOAT_RGB_NV:
2434 *piValue = WGL_TEXTURE_FLOAT_RGB_NV;
2436 case GL_FLOAT_RGBA_NV:
2437 *piValue = WGL_TEXTURE_FLOAT_RGBA_NV;
2440 ERR("Unknown texture format: %x\n", object->use_render_texture);
2446 case WGL_TEXTURE_TARGET_ARB:
2447 if (use_render_texture_ati) {
2449 int type = WGL_NO_TEXTURE_ARB;
2450 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_TARGET_ATI, &tmp);
2452 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2453 case GLX_TEXTURE_CUBE_MAP_ATI: type = WGL_TEXTURE_CUBE_MAP_ARB; break ;
2454 case GLX_TEXTURE_1D_ATI: type = WGL_TEXTURE_1D_ARB; break ;
2455 case GLX_TEXTURE_2D_ATI: type = WGL_TEXTURE_2D_ARB; break ;
2459 if (!object->texture_target) {
2460 *piValue = WGL_NO_TEXTURE_ARB;
2462 if (!use_render_texture_emulation) {
2463 SetLastError(ERROR_INVALID_DATA);
2466 switch (object->texture_target) {
2467 case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_1D_ARB; break;
2468 case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_2D_ARB; break;
2469 case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break;
2470 case GL_TEXTURE_RECTANGLE_NV: *piValue = WGL_TEXTURE_RECTANGLE_NV; break;
2476 case WGL_MIPMAP_TEXTURE_ARB:
2477 if (use_render_texture_ati) {
2478 pglXQueryDrawable(object->display, object->drawable, GLX_MIPMAP_TEXTURE_ATI, (unsigned int*) piValue);
2480 *piValue = GL_FALSE; /** don't support that */
2481 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute);
2486 FIXME("unexpected attribute %x\n", iAttribute);
2494 * X11DRV_wglReleasePbufferDCARB
2496 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2498 static int WINAPI X11DRV_wglReleasePbufferDCARB(HPBUFFERARB hPbuffer, HDC hdc)
2500 TRACE("(%p, %p)\n", hPbuffer, hdc);
2506 * X11DRV_wglSetPbufferAttribARB
2508 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2510 static GLboolean WINAPI X11DRV_wglSetPbufferAttribARB(HPBUFFERARB hPbuffer, const int *piAttribList)
2512 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2513 WARN("(%p, %p): alpha-testing, report any problem\n", hPbuffer, piAttribList);
2514 if (NULL == object) {
2515 SetLastError(ERROR_INVALID_HANDLE);
2518 if (!object->use_render_texture) {
2519 SetLastError(ERROR_INVALID_HANDLE);
2522 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2525 if (NULL != pglXDrawableAttribATI) {
2526 if (use_render_texture_ati) {
2527 FIXME("Need conversion for GLX_ATI_render_texture\n");
2529 return pglXDrawableAttribATI(object->display, object->drawable, piAttribList);
2535 * X11DRV_wglChoosePixelFormatARB
2537 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2539 static GLboolean WINAPI X11DRV_wglChoosePixelFormatARB(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats)
2544 GLXFBConfig* cfgs = NULL;
2548 WineGLPixelFormat *fmt;
2552 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats);
2553 if (NULL != pfAttribFList) {
2554 FIXME("unused pfAttribFList\n");
2557 nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL);
2558 if (-1 == nAttribs) {
2559 WARN("Cannot convert WGL to GLX attributes\n");
2562 PUSH1(attribs, None);
2564 /* Search for FB configurations matching the requirements in attribs */
2565 cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs);
2567 WARN("Compatible Pixel Format not found\n");
2571 /* Loop through all matching formats and check if they are suitable.
2572 * Note that this function should at max return nMaxFormats different formats */
2573 for(run=0; run < 2; run++)
2575 for (it = 0; it < nCfgs; ++it) {
2576 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id);
2578 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2582 /* Search for the format in our list of compatible formats */
2583 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fmt_id);
2587 /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */
2588 if( ((run == 0) && fmt->offscreenOnly) || ((run == 1) && !fmt->offscreenOnly) )
2591 if(pfmt_it < nMaxFormats) {
2592 piFormats[pfmt_it] = fmt->iPixelFormat;
2593 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it]);
2599 *nNumFormats = pfmt_it;
2606 * X11DRV_wglGetPixelFormatAttribivARB
2608 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2610 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribivARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues)
2613 WineGLPixelFormat *fmt = NULL;
2617 int nWGLFormats = 0;
2619 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues);
2621 if (0 < iLayerPlane) {
2622 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane);
2626 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supoprted.
2627 * We don't have to fail yet as a program can specify an invaled iPixelFormat (lets say 0) if it wants to query
2628 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2629 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nWGLFormats);
2631 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat);
2634 for (i = 0; i < nAttributes; ++i) {
2635 const int curWGLAttr = piAttributes[i];
2636 TRACE("pAttr[%d] = %x\n", i, curWGLAttr);
2638 switch (curWGLAttr) {
2639 case WGL_NUMBER_PIXEL_FORMATS_ARB:
2640 piValues[i] = nWGLFormats;
2643 case WGL_SUPPORT_OPENGL_ARB:
2644 piValues[i] = GL_TRUE;
2647 case WGL_ACCELERATION_ARB:
2648 curGLXAttr = GLX_CONFIG_CAVEAT;
2649 if (!fmt) goto pix_error;
2650 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2651 if (hTest) goto get_error;
2653 case GLX_NONE: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2654 case GLX_SLOW_CONFIG: piValues[i] = WGL_GENERIC_ACCELERATION_ARB; break;
2655 case GLX_NON_CONFORMANT_CONFIG: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2657 ERR("unexpected Config Caveat(%x)\n", tmp);
2658 piValues[i] = WGL_NO_ACCELERATION_ARB;
2662 case WGL_TRANSPARENT_ARB:
2663 curGLXAttr = GLX_TRANSPARENT_TYPE;
2664 if (!fmt) goto pix_error;
2665 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2666 if (hTest) goto get_error;
2667 piValues[i] = GL_FALSE;
2668 if (GLX_NONE != tmp) piValues[i] = GL_TRUE;
2671 case WGL_PIXEL_TYPE_ARB:
2672 curGLXAttr = GLX_RENDER_TYPE;
2673 if (!fmt) goto pix_error;
2674 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2675 if (hTest) goto get_error;
2676 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp);
2677 if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; }
2678 else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; }
2679 else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2680 else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2682 ERR("unexpected RenderType(%x)\n", tmp);
2683 piValues[i] = WGL_TYPE_RGBA_ARB;
2687 case WGL_COLOR_BITS_ARB:
2688 curGLXAttr = GLX_BUFFER_SIZE;
2691 case WGL_BIND_TO_TEXTURE_RGB_ARB:
2692 if (use_render_texture_ati) {
2693 curGLXAttr = GLX_BIND_TO_TEXTURE_RGB_ATI;
2696 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
2697 if (use_render_texture_ati) {
2698 curGLXAttr = GLX_BIND_TO_TEXTURE_RGBA_ATI;
2701 if (!use_render_texture_emulation) {
2702 piValues[i] = GL_FALSE;
2705 curGLXAttr = GLX_RENDER_TYPE;
2706 if (!fmt) goto pix_error;
2707 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2708 if (hTest) goto get_error;
2709 if (GLX_COLOR_INDEX_BIT == tmp) {
2710 piValues[i] = GL_FALSE;
2713 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2714 if (hTest) goto get_error;
2715 piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
2718 case WGL_BLUE_BITS_ARB:
2719 curGLXAttr = GLX_BLUE_SIZE;
2721 case WGL_RED_BITS_ARB:
2722 curGLXAttr = GLX_RED_SIZE;
2724 case WGL_GREEN_BITS_ARB:
2725 curGLXAttr = GLX_GREEN_SIZE;
2727 case WGL_ALPHA_BITS_ARB:
2728 curGLXAttr = GLX_ALPHA_SIZE;
2730 case WGL_DEPTH_BITS_ARB:
2731 curGLXAttr = GLX_DEPTH_SIZE;
2733 case WGL_STENCIL_BITS_ARB:
2734 curGLXAttr = GLX_STENCIL_SIZE;
2736 case WGL_DOUBLE_BUFFER_ARB:
2737 curGLXAttr = GLX_DOUBLEBUFFER;
2739 case WGL_STEREO_ARB:
2740 curGLXAttr = GLX_STEREO;
2742 case WGL_AUX_BUFFERS_ARB:
2743 curGLXAttr = GLX_AUX_BUFFERS;
2746 case WGL_SUPPORT_GDI_ARB:
2747 if (!fmt) goto pix_error;
2748 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &tmp);
2749 if (hTest) goto get_error;
2751 piValues[i] = GL_FALSE;
2754 curGLXAttr = GLX_X_RENDERABLE;
2757 case WGL_DRAW_TO_WINDOW_ARB:
2758 case WGL_DRAW_TO_BITMAP_ARB:
2759 case WGL_DRAW_TO_PBUFFER_ARB:
2760 if (!fmt) goto pix_error;
2761 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2762 if (hTest) goto get_error;
2763 if((curWGLAttr == WGL_DRAW_TO_WINDOW_ARB && (tmp&GLX_WINDOW_BIT)) ||
2764 (curWGLAttr == WGL_DRAW_TO_BITMAP_ARB && (tmp&GLX_PIXMAP_BIT)) ||
2765 (curWGLAttr == WGL_DRAW_TO_PBUFFER_ARB && (tmp&GLX_PBUFFER_BIT)))
2766 piValues[i] = GL_TRUE;
2768 piValues[i] = GL_FALSE;
2771 case WGL_PBUFFER_LARGEST_ARB:
2772 curGLXAttr = GLX_LARGEST_PBUFFER;
2775 case WGL_SAMPLE_BUFFERS_ARB:
2776 curGLXAttr = GLX_SAMPLE_BUFFERS_ARB;
2779 case WGL_SAMPLES_ARB:
2780 curGLXAttr = GLX_SAMPLES_ARB;
2783 case WGL_FLOAT_COMPONENTS_NV:
2784 curGLXAttr = GLX_FLOAT_COMPONENTS_NV;
2787 case WGL_ACCUM_RED_BITS_ARB:
2788 curGLXAttr = GLX_ACCUM_RED_SIZE;
2790 case WGL_ACCUM_GREEN_BITS_ARB:
2791 curGLXAttr = GLX_ACCUM_GREEN_SIZE;
2793 case WGL_ACCUM_BLUE_BITS_ARB:
2794 curGLXAttr = GLX_ACCUM_BLUE_SIZE;
2796 case WGL_ACCUM_ALPHA_BITS_ARB:
2797 curGLXAttr = GLX_ACCUM_ALPHA_SIZE;
2799 case WGL_ACCUM_BITS_ARB:
2800 if (!fmt) goto pix_error;
2801 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &tmp);
2802 if (hTest) goto get_error;
2804 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &tmp);
2805 if (hTest) goto get_error;
2807 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &tmp);
2808 if (hTest) goto get_error;
2810 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &tmp);
2811 if (hTest) goto get_error;
2816 FIXME("unsupported %x WGL Attribute\n", curWGLAttr);
2819 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2820 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2821 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2823 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2824 * and check which options can work using iPixelFormat=0 and which not.
2825 * A problem would be that this function is an extension. This would
2826 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2828 if (0 != curGLXAttr && iPixelFormat != 0) {
2829 if (!fmt) goto pix_error;
2830 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, piValues + i);
2831 if (hTest) goto get_error;
2834 piValues[i] = GL_FALSE;
2840 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr);
2844 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nWGLFormats);
2849 * X11DRV_wglGetPixelFormatAttribfvARB
2851 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2853 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribfvARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues)
2859 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues);
2861 /* Allocate a temporary array to store integer values */
2862 attr = HeapAlloc(GetProcessHeap(), 0, nAttributes * sizeof(int));
2864 ERR("couldn't allocate %d array\n", nAttributes);
2868 /* Piggy-back on wglGetPixelFormatAttribivARB */
2869 ret = X11DRV_wglGetPixelFormatAttribivARB(hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, attr);
2871 /* Convert integer values to float. Should also check for attributes
2872 that can give decimal values here */
2873 for (i=0; i<nAttributes;i++) {
2874 pfValues[i] = attr[i];
2878 HeapFree(GetProcessHeap(), 0, attr);
2883 * X11DRV_wglBindTexImageARB
2885 * WGL_ARB_render_texture: wglBindTexImageARB
2887 static GLboolean WINAPI X11DRV_wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2889 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2890 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2891 if (NULL == object) {
2892 SetLastError(ERROR_INVALID_HANDLE);
2895 if (!object->use_render_texture) {
2896 SetLastError(ERROR_INVALID_HANDLE);
2900 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2901 static int init = 0;
2902 int prev_binded_texture = 0;
2903 GLXContext prev_context = pglXGetCurrentContext();
2904 Drawable prev_drawable = pglXGetCurrentDrawable();
2905 GLXContext tmp_context;
2907 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2908 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2909 isn't ideal performance wise but I wasn't able to get other ways working.
2912 init = 1; /* Only show the FIXME once for performance reasons */
2913 FIXME("partial stub!\n");
2916 TRACE("drawable=%p, context=%p\n", (void*)object->drawable, prev_context);
2917 tmp_context = pglXCreateNewContext(gdi_display, object->fmt->fbconfig, object->fmt->render_type, prev_context, True);
2919 pglGetIntegerv(object->texture_bind_target, &prev_binded_texture);
2921 /* Switch to our pbuffer */
2922 pglXMakeCurrent(gdi_display, object->drawable, tmp_context);
2924 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2925 * After that upload the pbuffer texture data. */
2926 pglBindTexture(object->texture_target, prev_binded_texture);
2927 pglCopyTexImage2D(object->texture_target, 0, object->use_render_texture, 0, 0, object->width, object->height, 0);
2929 /* Switch back to the original drawable and upload the pbuffer-texture */
2930 pglXMakeCurrent(object->display, prev_drawable, prev_context);
2931 pglXDestroyContext(gdi_display, tmp_context);
2935 if (NULL != pglXBindTexImageATI) {
2940 case WGL_FRONT_LEFT_ARB:
2941 buffer = GLX_FRONT_LEFT_ATI;
2943 case WGL_FRONT_RIGHT_ARB:
2944 buffer = GLX_FRONT_RIGHT_ATI;
2946 case WGL_BACK_LEFT_ARB:
2947 buffer = GLX_BACK_LEFT_ATI;
2949 case WGL_BACK_RIGHT_ARB:
2950 buffer = GLX_BACK_RIGHT_ATI;
2953 ERR("Unknown iBuffer=%#x\n", iBuffer);
2957 /* In the sample 'ogl_offscreen_rendering_3' from codesampler.net I get garbage on the screen.
2958 * I'm not sure if that's a bug in the ATI extension or in the program. I think that the program
2959 * expected a single buffering format since it didn't ask for double buffering. A buffer swap
2960 * fixed the program. I don't know what the correct behavior is. On the other hand that demo
2961 * works fine using our pbuffer emulation path.
2963 return pglXBindTexImageATI(object->display, object->drawable, buffer);
2969 * X11DRV_wglReleaseTexImageARB
2971 * WGL_ARB_render_texture: wglReleaseTexImageARB
2973 static GLboolean WINAPI X11DRV_wglReleaseTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2975 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2976 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2977 if (NULL == object) {
2978 SetLastError(ERROR_INVALID_HANDLE);
2981 if (!object->use_render_texture) {
2982 SetLastError(ERROR_INVALID_HANDLE);
2985 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2988 if (NULL != pglXReleaseTexImageATI) {
2993 case WGL_FRONT_LEFT_ARB:
2994 buffer = GLX_FRONT_LEFT_ATI;
2996 case WGL_FRONT_RIGHT_ARB:
2997 buffer = GLX_FRONT_RIGHT_ATI;
2999 case WGL_BACK_LEFT_ARB:
3000 buffer = GLX_BACK_LEFT_ATI;
3002 case WGL_BACK_RIGHT_ARB:
3003 buffer = GLX_BACK_RIGHT_ATI;
3006 ERR("Unknown iBuffer=%#x\n", iBuffer);
3009 return pglXReleaseTexImageATI(object->display, object->drawable, buffer);
3015 * X11DRV_wglGetExtensionsStringEXT
3017 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
3019 static const char * WINAPI X11DRV_wglGetExtensionsStringEXT(void) {
3020 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
3021 return WineGLInfo.wglExtensions;
3025 * X11DRV_wglGetSwapIntervalEXT
3027 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
3029 static int WINAPI X11DRV_wglGetSwapIntervalEXT(VOID) {
3030 FIXME("(),stub!\n");
3031 return swap_interval;
3035 * X11DRV_wglSwapIntervalEXT
3037 * WGL_EXT_swap_control: wglSwapIntervalEXT
3039 static BOOL WINAPI X11DRV_wglSwapIntervalEXT(int interval) {
3040 TRACE("(%d)\n", interval);
3041 swap_interval = interval;
3042 if (NULL != pglXSwapIntervalSGI) {
3043 return 0 == pglXSwapIntervalSGI(interval);
3045 WARN("(): GLX_SGI_swap_control extension seems not supported\n");
3050 * X11DRV_wglAllocateMemoryNV
3052 * WGL_NV_vertex_array_range: wglAllocateMemoryNV
3054 static void* WINAPI X11DRV_wglAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority) {
3055 TRACE("(%d, %f, %f, %f)\n", size, readfreq, writefreq, priority );
3056 if (pglXAllocateMemoryNV == NULL)
3059 return pglXAllocateMemoryNV(size, readfreq, writefreq, priority);
3063 * X11DRV_wglFreeMemoryNV
3065 * WGL_NV_vertex_array_range: wglFreeMemoryNV
3067 static void WINAPI X11DRV_wglFreeMemoryNV(GLvoid* pointer) {
3068 TRACE("(%p)\n", pointer);
3069 if (pglXFreeMemoryNV == NULL)
3072 pglXFreeMemoryNV(pointer);
3076 * glxRequireVersion (internal)
3078 * Check if the supported GLX version matches requiredVersion.
3080 static BOOL glxRequireVersion(int requiredVersion)
3082 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
3083 if(requiredVersion <= WineGLInfo.glxVersion[1])
3089 static BOOL glxRequireExtension(const char *requiredExtension)
3091 if (strstr(WineGLInfo.glxExtensions, requiredExtension) == NULL) {
3098 static void register_extension_string(const char *ext)
3100 if (WineGLInfo.wglExtensions[0])
3101 strcat(WineGLInfo.wglExtensions, " ");
3102 strcat(WineGLInfo.wglExtensions, ext);
3104 TRACE("'%s'\n", ext);
3107 static BOOL register_extension(const WineGLExtension * ext)
3111 assert( WineGLExtensionListSize < MAX_EXTENSIONS );
3112 WineGLExtensionList[WineGLExtensionListSize++] = ext;
3114 register_extension_string(ext->extName);
3116 for (i = 0; ext->extEntryPoints[i].funcName; ++i)
3117 TRACE(" - '%s'\n", ext->extEntryPoints[i].funcName);
3122 static const WineGLExtension WGL_internal_functions =
3126 { "wglGetIntegerv", X11DRV_wglGetIntegerv },
3127 { "wglFinish", X11DRV_wglFinish },
3128 { "wglFlush", X11DRV_wglFlush },
3133 static const WineGLExtension WGL_ARB_extensions_string =
3135 "WGL_ARB_extensions_string",
3137 { "wglGetExtensionsStringARB", X11DRV_wglGetExtensionsStringARB },
3141 static const WineGLExtension WGL_ARB_make_current_read =
3143 "WGL_ARB_make_current_read",
3145 { "wglGetCurrentReadDCARB", X11DRV_wglGetCurrentReadDCARB },
3146 { "wglMakeContextCurrentARB", X11DRV_wglMakeContextCurrentARB },
3150 static const WineGLExtension WGL_ARB_multisample =
3152 "WGL_ARB_multisample",
3155 static const WineGLExtension WGL_ARB_pbuffer =
3159 { "wglCreatePbufferARB", X11DRV_wglCreatePbufferARB },
3160 { "wglDestroyPbufferARB", X11DRV_wglDestroyPbufferARB },
3161 { "wglGetPbufferDCARB", X11DRV_wglGetPbufferDCARB },
3162 { "wglQueryPbufferARB", X11DRV_wglQueryPbufferARB },
3163 { "wglReleasePbufferDCARB", X11DRV_wglReleasePbufferDCARB },
3164 { "wglSetPbufferAttribARB", X11DRV_wglSetPbufferAttribARB },
3168 static const WineGLExtension WGL_ARB_pixel_format =
3170 "WGL_ARB_pixel_format",
3172 { "wglChoosePixelFormatARB", X11DRV_wglChoosePixelFormatARB },
3173 { "wglGetPixelFormatAttribfvARB", X11DRV_wglGetPixelFormatAttribfvARB },
3174 { "wglGetPixelFormatAttribivARB", X11DRV_wglGetPixelFormatAttribivARB },
3178 static const WineGLExtension WGL_ARB_render_texture =
3180 "WGL_ARB_render_texture",
3182 { "wglBindTexImageARB", X11DRV_wglBindTexImageARB },
3183 { "wglReleaseTexImageARB", X11DRV_wglReleaseTexImageARB },
3187 static const WineGLExtension WGL_EXT_extensions_string =
3189 "WGL_EXT_extensions_string",
3191 { "wglGetExtensionsStringEXT", X11DRV_wglGetExtensionsStringEXT },
3195 static const WineGLExtension WGL_EXT_swap_control =
3197 "WGL_EXT_swap_control",
3199 { "wglSwapIntervalEXT", X11DRV_wglSwapIntervalEXT },
3200 { "wglGetSwapIntervalEXT", X11DRV_wglGetSwapIntervalEXT },
3204 static const WineGLExtension WGL_NV_vertex_array_range =
3206 "WGL_NV_vertex_array_range",
3208 { "wglAllocateMemoryNV", X11DRV_wglAllocateMemoryNV },
3209 { "wglFreeMemoryNV", X11DRV_wglFreeMemoryNV },
3214 * X11DRV_WineGL_LoadExtensions
3216 static void X11DRV_WineGL_LoadExtensions(void)
3218 WineGLInfo.wglExtensions[0] = 0;
3220 /* Load Wine internal functions */
3221 register_extension(&WGL_internal_functions);
3223 /* ARB Extensions */
3225 if(glxRequireExtension("GLX_ARB_fbconfig_float"))
3227 register_extension_string("WGL_ARB_pixel_format_float");
3228 register_extension_string("WGL_ATI_pixel_format_float");
3231 register_extension(&WGL_ARB_extensions_string);
3233 if (glxRequireVersion(3))
3234 register_extension(&WGL_ARB_make_current_read);
3236 if (glxRequireExtension("GLX_ARB_multisample"))
3237 register_extension(&WGL_ARB_multisample);
3239 /* In general pbuffer functionality requires support in the X-server. The functionality is
3240 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
3241 * All display drivers except for Nvidia's use the GLX module from Xfree86/Xorg which only
3242 * supports GLX 1.2. The endresult is that only Nvidia's drivers support pbuffers.
3244 * The only other drive which has pbuffer support is Ati's FGLRX driver. They provide clientside GLX 1.3 support
3245 * without support in the X-server (which other Mesa based drivers require).
3247 * Support pbuffers when the GLX version is 1.3 and GLX_SGIX_pbuffer is available. Further pbuffers can
3248 * also be supported when GLX_ATI_render_texture is available. This extension depends on pbuffers, so when it
3249 * is available pbuffers must be available too. */
3250 if ( (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer")) || glxRequireExtension("GLX_ATI_render_texture"))
3251 register_extension(&WGL_ARB_pbuffer);
3253 register_extension(&WGL_ARB_pixel_format);
3255 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
3256 if (glxRequireExtension("GLX_ATI_render_texture") ||
3257 glxRequireExtension("GLX_ARB_render_texture") ||
3258 (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer") && use_render_texture_emulation))
3260 register_extension(&WGL_ARB_render_texture);
3262 /* The WGL version of GLX_NV_float_buffer requires render_texture */
3263 if(glxRequireExtension("GLX_NV_float_buffer"))
3264 register_extension_string("WGL_NV_float_buffer");
3266 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
3267 if(strstr(WineGLInfo.glExtensions, "GL_NV_texture_rectangle") != NULL)
3268 register_extension_string("WGL_NV_texture_rectangle");
3271 /* EXT Extensions */
3273 register_extension(&WGL_EXT_extensions_string);
3275 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
3276 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
3277 register_extension(&WGL_EXT_swap_control);
3279 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
3280 if(strstr(WineGLInfo.glExtensions, "GL_NV_vertex_array_range") != NULL)
3281 register_extension(&WGL_NV_vertex_array_range);
3285 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3291 if (physDev->bitmap->hbitmap == BITMAP_stock_phys_bitmap.hbitmap)
3292 ret = physDev->drawable; /* PBuffer */
3294 ret = physDev->bitmap->glxpixmap;
3296 else if(physDev->gl_drawable)
3297 ret = physDev->gl_drawable;
3299 ret = physDev->drawable;
3303 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
3306 pglXDestroyGLXPixmap(display, glxpixmap);
3307 wine_tsx11_unlock();
3312 * X11DRV_SwapBuffers
3314 * Swap the buffers of this DC
3316 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
3318 GLXDrawable drawable;
3319 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
3321 if (!has_opengl()) {
3322 ERR("No libGL on this box - disabling OpenGL support !\n");
3326 TRACE_(opengl)("(%p)\n", physDev);
3328 drawable = get_glxdrawable(physDev);
3332 if(physDev->pixmap) {
3333 if(pglXCopySubBufferMESA) {
3334 int w = physDev->dc_rect.right - physDev->dc_rect.left;
3335 int h = physDev->dc_rect.bottom - physDev->dc_rect.top;
3337 /* (glX)SwapBuffers has an implicit glFlush effect, however
3338 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
3342 pglXCopySubBufferMESA(gdi_display, drawable, 0, 0, w, h);
3345 pglXSwapBuffers(gdi_display, drawable);
3348 pglXSwapBuffers(gdi_display, drawable);
3350 flush_gl_drawable(physDev);
3351 wine_tsx11_unlock();
3356 static long prev_time, frames;
3358 DWORD time = GetTickCount();
3360 /* every 1.5 seconds */
3361 if (time - prev_time > 1500) {
3362 TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
3371 /***********************************************************************
3372 * X11DRV_setup_opengl_visual
3374 * Setup the default visual used for OpenGL and Direct3D, and the desktop
3375 * window (if it exists). If OpenGL isn't available, the visual is simply
3376 * set to the default visual for the display
3378 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3380 XVisualInfo *visual = NULL;
3383 /* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support,
3384 * D3D and some applications can make use of aux buffers.
3386 int visualProperties[][11] = {
3387 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_AUX_BUFFERS, 1, None },
3388 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, None },
3389 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, None },
3390 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, None },
3397 for (i = 0; i < sizeof(visualProperties)/sizeof(visualProperties[0]); ++i) {
3398 visual = pglXChooseVisual(display, DefaultScreen(display), visualProperties[i]);
3402 wine_tsx11_unlock();
3405 TRACE("Visual ID %lx Chosen\n", visual->visualid);
3407 WARN("No suitable visual found\n");
3412 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
3414 WineGLPixelFormat *fmt;
3416 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id);
3419 return pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
3422 #else /* no OpenGL includes */
3424 int pixelformat_from_fbconfig_id(XID fbconfig_id)
3429 void mark_drawable_dirty(Drawable old, Drawable new)
3433 void flush_gl_drawable(X11DRV_PDEVICE *physDev)
3437 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
3442 /***********************************************************************
3443 * ChoosePixelFormat (X11DRV.@)
3445 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
3446 const PIXELFORMATDESCRIPTOR *ppfd) {
3447 ERR("No OpenGL support compiled in.\n");
3452 /***********************************************************************
3453 * DescribePixelFormat (X11DRV.@)
3455 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
3458 PIXELFORMATDESCRIPTOR *ppfd) {
3459 ERR("No OpenGL support compiled in.\n");
3464 /***********************************************************************
3465 * GetPixelFormat (X11DRV.@)
3467 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
3468 ERR("No OpenGL support compiled in.\n");
3473 /***********************************************************************
3474 * SetPixelFormat (X11DRV.@)
3476 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
3478 const PIXELFORMATDESCRIPTOR *ppfd) {
3479 ERR("No OpenGL support compiled in.\n");
3484 /***********************************************************************
3485 * SwapBuffers (X11DRV.@)
3487 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
3488 ERR_(opengl)("No OpenGL support compiled in.\n");
3494 * X11DRV_wglCopyContext
3496 * For OpenGL32 wglCopyContext.
3498 BOOL X11DRV_wglCopyContext(HGLRC hglrcSrc, HGLRC hglrcDst, UINT mask) {
3499 ERR_(opengl)("No OpenGL support compiled in.\n");
3504 * X11DRV_wglCreateContext
3506 * For OpenGL32 wglCreateContext.
3508 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev) {
3509 ERR_(opengl)("No OpenGL support compiled in.\n");
3514 * X11DRV_wglDeleteContext
3516 * For OpenGL32 wglDeleteContext.
3518 BOOL X11DRV_wglDeleteContext(HGLRC hglrc) {
3519 ERR_(opengl)("No OpenGL support compiled in.\n");
3524 * X11DRV_wglGetProcAddress
3526 * For OpenGL32 wglGetProcAddress.
3528 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc) {
3529 ERR_(opengl)("No OpenGL support compiled in.\n");
3533 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *hDevice, void *hPbuffer)
3535 ERR_(opengl)("No OpenGL support compiled in.\n");
3539 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc) {
3540 ERR_(opengl)("No OpenGL support compiled in.\n");
3545 * X11DRV_wglMakeCurrent
3547 * For OpenGL32 wglMakeCurrent.
3549 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
3550 ERR_(opengl)("No OpenGL support compiled in.\n");
3555 * X11DRV_wglShareLists
3557 * For OpenGL32 wglShaderLists.
3559 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
3560 ERR_(opengl)("No OpenGL support compiled in.\n");
3565 * X11DRV_wglUseFontBitmapsA
3567 * For OpenGL32 wglUseFontBitmapsA.
3569 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3571 ERR_(opengl)("No OpenGL support compiled in.\n");
3576 * X11DRV_wglUseFontBitmapsW
3578 * For OpenGL32 wglUseFontBitmapsW.
3580 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3582 ERR_(opengl)("No OpenGL support compiled in.\n");
3586 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3591 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3596 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
3601 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
3606 #endif /* defined(HAVE_OPENGL) */