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 = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
480 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
481 pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
482 pglXQueryDrawable = pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable");
483 } else if(glxRequireExtension("GLX_SGIX_fbconfig")) {
484 pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
485 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
486 pglXGetVisualFromFBConfig = 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 = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
495 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
496 pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
497 pglXQueryDrawable = 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 = pglXGetProcAddressARB((const GLubyte *) "glXBindTexImageATI");
511 pglXReleaseTexImageATI = pglXGetProcAddressARB((const GLubyte *) "glXReleaseTexImageATI");
512 pglXDrawableAttribATI = pglXGetProcAddressARB((const GLubyte *) "glXDrawableAttribATI");
515 if(glxRequireExtension("GLX_MESA_copy_sub_buffer")) {
516 pglXCopySubBufferMESA = 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_DEPTH_NV:
762 case WGL_BIND_TO_TEXTURE_RGB_ARB:
763 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
764 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV:
765 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV:
766 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV:
767 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV:
768 pop = iWGLAttr[++cur];
769 /** cannot be converted, see direct handling on
770 * - wglGetPixelFormatAttribivARB
771 * TODO: wglChoosePixelFormat
776 FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
784 WARN("Attempting double-buffered gdi format\n");
788 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, False);
791 /* Apply the OR'd drawable type bitmask now EVEN when WGL_DRAW_TO* is unset.
792 * It is needed in all cases because GLX_DRAWABLE_TYPE default to GLX_WINDOW_BIT. */
793 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib);
794 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib);
796 /* Set GLX_RENDER_TYPE all the time */
797 PUSH2(oGLXAttr, GLX_RENDER_TYPE, pixelattrib);
798 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib);
800 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
801 if(strstr(WineGLInfo.glxExtensions, "GLX_NV_float_buffer")) {
802 PUSH2(oGLXAttr, GLX_FLOAT_COMPONENTS_NV, nvfloatattrib);
803 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib);
809 static int get_render_type_from_fbconfig(Display *display, GLXFBConfig fbconfig)
811 int render_type=0, render_type_bit;
812 pglXGetFBConfigAttrib(display, fbconfig, GLX_RENDER_TYPE, &render_type_bit);
813 switch(render_type_bit)
816 render_type = GLX_RGBA_TYPE;
818 case GLX_COLOR_INDEX_BIT:
819 render_type = GLX_COLOR_INDEX_TYPE;
821 case GLX_RGBA_FLOAT_BIT:
822 render_type = GLX_RGBA_FLOAT_TYPE;
825 ERR("Unknown render_type: %x\n", render_type);
830 static BOOL init_formats(Display *display, int screen, Visual *visual)
832 int fmt_id, tmp_fmt_id, nCfgs, i;
834 GLXFBConfig fbconfig = NULL;
835 XVisualInfo *visinfo;
836 VisualID visualid = XVisualIDFromVisual(visual);
837 int nOffscreenFormats = 0;
839 /* As mentioned in various parts of the code only the format of the main visual can be used for onscreen rendering.
840 * Next to this format there are also so called offscreen rendering formats (used for pbuffers) which can be supported
841 * because they don't need a visual. Below we use glXGetFBConfigs instead of glXChooseFBConfig to enumerate the fb configurations
842 * because this call lists both types of formats instead of only onscreen ones. */
843 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
844 if (NULL == cfgs || 0 == nCfgs) {
845 ERR("glXChooseFBConfig returns NULL\n");
846 if(cfgs != NULL) XFree(cfgs);
850 /* Count the number of offscreen formats to determine the size for our pixelformat list */
851 for(i=0; i<nCfgs; i++) {
852 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
854 visinfo = pglXGetVisualFromFBConfig(display, cfgs[i]);
855 /* Onscreen formats have a corresponding XVisual, offscreen ones don't */
858 } else if(visinfo && visinfo->visualid == visualid) {
859 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &fmt_id);
864 TRACE("Number of offscreen formats: %d\n", nOffscreenFormats);
866 /* Allocate memory for all the offscreen pixelformats and the format of Wine's main visual */
867 WineGLPixelFormatList = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (1+nOffscreenFormats)*sizeof(WineGLPixelFormat));
868 WineGLPixelFormatList[0].iPixelFormat = 1;
869 WineGLPixelFormatList[0].fbconfig = fbconfig;
870 WineGLPixelFormatList[0].fmt_id = fmt_id;
871 WineGLPixelFormatList[0].render_type = get_render_type_from_fbconfig(display, fbconfig);
872 WineGLPixelFormatList[0].offscreenOnly = FALSE;
873 WineGLPixelFormatListSize = 1;
874 WineGLPixelFormatOnScreenSize = 1;
876 /* Fill the list with offscreen formats */
877 for(i=0; i<nCfgs; i++) {
878 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
880 visinfo = pglXGetVisualFromFBConfig(display, cfgs[i]);
881 /* We have found an offscreen rendering format when there is no visualinfo :) */
883 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", tmp_fmt_id, WineGLPixelFormatListSize+1, i);
884 WineGLPixelFormatList[WineGLPixelFormatListSize].iPixelFormat = WineGLPixelFormatListSize+1; /* The index starts at 1 */
885 WineGLPixelFormatList[WineGLPixelFormatListSize].fbconfig = cfgs[i];
886 WineGLPixelFormatList[WineGLPixelFormatListSize].fmt_id = tmp_fmt_id;
887 WineGLPixelFormatList[WineGLPixelFormatListSize].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
888 WineGLPixelFormatList[WineGLPixelFormatListSize].offscreenOnly = TRUE;
889 WineGLPixelFormatListSize++;
895 if(cfgs != NULL) XFree(cfgs);
900 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
901 * In our WGL implementation we only support a subset of these formats namely the format of
902 * Wine's main visual and offscreen formats (if they are available).
903 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
904 * and it returns the number of supported WGL formats in fmt_count.
906 static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count)
908 WineGLPixelFormat *res = NULL;
910 /* Init the list of pixel formats when we need it */
911 if(!WineGLPixelFormatListSize)
912 init_formats(display, DefaultScreen(display), visual);
914 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
915 * iPixelFormat in case of probing the number of pixelformats.
917 if((iPixelFormat > 0) && (iPixelFormat <= WineGLPixelFormatListSize) &&
918 ((WineGLPixelFormatList[iPixelFormat-1].offscreenOnly == FALSE) ||
920 res = &WineGLPixelFormatList[iPixelFormat-1];
921 TRACE("Returning FBConfig=%p for iPixelFormat=%d\n", res->fbconfig, iPixelFormat);
925 *fmt_count = WineGLPixelFormatListSize;
927 *fmt_count = WineGLPixelFormatOnScreenSize;
929 TRACE("Number of returned pixelformats=%d\n", *fmt_count);
934 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
935 static WineGLPixelFormat* ConvertPixelFormatGLXtoWGL(Display *display, int fmt_id)
939 /* Init the list of pixel formats when we need it */
940 if(!WineGLPixelFormatListSize)
941 init_formats(display, DefaultScreen(display), visual);
943 for(i=0; i<WineGLPixelFormatListSize; i++) {
944 if(WineGLPixelFormatList[i].fmt_id == fmt_id) {
945 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", WineGLPixelFormatList[i].iPixelFormat, fmt_id);
946 return &WineGLPixelFormatList[i];
949 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id);
953 int pixelformat_from_fbconfig_id(XID fbconfig_id)
955 WineGLPixelFormat *fmt;
957 if (!fbconfig_id) return 0;
959 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id);
961 return fmt->iPixelFormat;
962 /* This will happen on hwnds without a pixel format set; it's ok */
967 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
968 void mark_drawable_dirty(Drawable old, Drawable new)
971 for (ctx = context_list; ctx; ctx = ctx->next) {
972 if (old == ctx->drawables[0]) {
973 ctx->drawables[0] = new;
974 ctx->refresh_drawables = TRUE;
976 if (old == ctx->drawables[1]) {
977 ctx->drawables[1] = new;
978 ctx->refresh_drawables = TRUE;
983 /* Given the current context, make sure its drawable is sync'd */
984 static inline void sync_context(Wine_GLContext *context)
986 if(context && context->refresh_drawables) {
987 if (glxRequireVersion(3))
988 pglXMakeContextCurrent(gdi_display, context->drawables[0],
989 context->drawables[1], context->ctx);
991 pglXMakeCurrent(gdi_display, context->drawables[0], context->ctx);
992 context->refresh_drawables = FALSE;
997 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
999 return pglXCreateGLXPixmap(display, vis, parent);
1003 static XID create_bitmap_glxpixmap(X11DRV_PDEVICE *physDev, WineGLPixelFormat *fmt)
1010 vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1012 if(vis->depth == physDev->bitmap->pixmap_depth)
1013 ret = pglXCreateGLXPixmap(gdi_display, vis, physDev->bitmap->pixmap);
1016 wine_tsx11_unlock();
1017 TRACE("return %lx\n", ret);
1022 * X11DRV_ChoosePixelFormat
1024 * Equivalent to glXChooseVisual.
1026 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
1027 const PIXELFORMATDESCRIPTOR *ppfd) {
1028 WineGLPixelFormat *fmt = NULL;
1033 int bestFormat = -1;
1034 int bestDBuffer = -1;
1035 int bestStereo = -1;
1039 int bestStencil = -1;
1043 if (!has_opengl()) {
1044 ERR("No libGL on this box - disabling OpenGL support !\n");
1048 if (TRACE_ON(opengl)) {
1049 TRACE("(%p,%p)\n", physDev, ppfd);
1051 dump_PIXELFORMATDESCRIPTOR(ppfd);
1055 ConvertPixelFormatWGLtoGLX(gdi_display, 0, FALSE /* offscreen */, &nPixelFormats);
1056 for(i=0; i<nPixelFormats; i++)
1060 int alpha=0, color=0, depth=0, stencil=0, aux=0;
1062 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, i+1 /* 1-based index */, FALSE /* offscreen */, &value);
1066 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1067 if (value & GLX_RGBA_BIT)
1068 iPixelType = PFD_TYPE_RGBA;
1070 iPixelType = PFD_TYPE_COLORINDEX;
1072 if (ppfd->iPixelType != iPixelType)
1074 TRACE("pixel type mismatch for iPixelFormat=%d\n", i+1);
1078 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
1079 if (value) dwFlags |= PFD_DOUBLEBUFFER;
1080 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value);
1081 if (value) dwFlags |= PFD_STEREO;
1082 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &color); /* cColorBits */
1083 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &alpha); /* cAlphaBits */
1084 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &depth); /* cDepthBits */
1085 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &stencil); /* cStencilBits */
1086 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_AUX_BUFFERS, &aux); /* cAuxBuffers */
1088 /* The behavior of PDF_STEREO/PFD_STEREO_DONTCARE and PFD_DOUBLEBUFFER / PFD_DOUBLEBUFFER_DONTCARE
1089 * is not very clear on MSDN. They specify that ChoosePixelFormat tries to match pixel formats
1090 * with the flag (PFD_STEREO / PFD_DOUBLEBUFFERING) set. Otherwise it says that it tries to match
1091 * formats without the given flag set.
1092 * A test on Windows using a Radeon 9500pro on WinXP (the driver doesn't support Stereo)
1093 * has indicated that a format without stereo is returned when stereo is unavailable.
1094 * So in case PFD_STEREO is set, formats that support it should have priority above formats
1095 * without. In case PFD_STEREO_DONTCARE is set, stereo is ignored.
1097 * To summarize the following is most likely the correct behavior:
1098 * stereo not set -> prefer no-stereo formats, else also accept stereo formats
1099 * stereo set -> prefer stereo formats, else also accept no-stereo formats
1100 * stereo don't care -> it doesn't matter whether we get stereo or not
1102 * In Wine we will treat no-stereo the same way as don't care because it makes
1103 * format selection even more complicated and second drivers with Stereo advertise
1104 * each format twice anyway.
1107 /* Doublebuffer, see the comments above */
1108 if( !(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) ) {
1109 if( ((ppfd->dwFlags & PFD_DOUBLEBUFFER) != bestDBuffer) &&
1110 ((dwFlags & PFD_DOUBLEBUFFER) == (ppfd->dwFlags & PFD_DOUBLEBUFFER)) )
1112 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1113 bestStereo = dwFlags & PFD_STEREO;
1117 bestStencil = stencil;
1122 if(bestDBuffer != -1 && (dwFlags & PFD_DOUBLEBUFFER) != bestDBuffer)
1126 /* Stereo, see the comments above. */
1127 if( !(ppfd->dwFlags & PFD_STEREO_DONTCARE) ) {
1128 if( ((ppfd->dwFlags & PFD_STEREO) != bestStereo) &&
1129 ((dwFlags & PFD_STEREO) == (ppfd->dwFlags & PFD_STEREO)) )
1131 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1132 bestStereo = dwFlags & PFD_STEREO;
1136 bestStencil = stencil;
1141 if(bestStereo != -1 && (dwFlags & PFD_STEREO) != bestStereo)
1145 /* Below we will do a number of checks to select the 'best' pixelformat.
1146 * We assume the precedence cColorBits > cAlphaBits > cDepthBits > cStencilBits -> cAuxBuffers.
1147 * The code works by trying to match the most important options as close as possible.
1148 * When a reasonable format is found, we will try to match more options. */
1151 if( ((ppfd->cColorBits > bestColor) && (color > bestColor)) ||
1152 ((color >= ppfd->cColorBits) && (color < bestColor)) )
1154 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1155 bestStereo = dwFlags & PFD_STEREO;
1159 bestStencil = stencil;
1163 } else if(bestColor != color) { /* Do further checks if the format is compatible */
1164 TRACE("color mismatch for iPixelFormat=%d\n", i+1);
1169 if( ((ppfd->cAlphaBits > bestAlpha) && (alpha > bestAlpha)) ||
1170 ((alpha >= ppfd->cAlphaBits) && (alpha < bestAlpha)) )
1172 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1173 bestStereo = dwFlags & PFD_STEREO;
1177 bestStencil = stencil;
1181 } else if(bestAlpha != alpha) {
1182 TRACE("alpha mismatch for iPixelFormat=%d\n", i+1);
1187 if( ((ppfd->cDepthBits > bestDepth) && (depth > bestDepth)) ||
1188 ((depth >= ppfd->cDepthBits) && (depth < bestDepth)) )
1190 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1191 bestStereo = dwFlags & PFD_STEREO;
1195 bestStencil = stencil;
1199 } else if(bestDepth != depth) {
1200 TRACE("depth mismatch for iPixelFormat=%d\n", i+1);
1205 if( ((ppfd->cStencilBits > bestStencil) && (stencil > bestStencil)) ||
1206 ((stencil >= ppfd->cStencilBits) && (stencil < bestStencil)) )
1208 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1209 bestStereo = dwFlags & PFD_STEREO;
1213 bestStencil = stencil;
1217 } else if(bestStencil != stencil) {
1218 TRACE("stencil mismatch for iPixelFormat=%d\n", i+1);
1223 if( ((ppfd->cAuxBuffers > bestAux) && (aux > bestAux)) ||
1224 ((aux >= ppfd->cAuxBuffers) && (aux < bestAux)) )
1226 bestDBuffer = dwFlags & PFD_DOUBLEBUFFER;
1227 bestStereo = dwFlags & PFD_STEREO;
1231 bestStencil = stencil;
1235 } else if(bestAux != aux) {
1236 TRACE("aux mismatch for iPixelFormat=%d\n", i+1);
1241 if(bestFormat == -1) {
1242 TRACE("No matching mode was found returning 0\n");
1246 ret = bestFormat+1; /* the return value should be a 1-based index */
1247 TRACE("Successfully found a matching mode, returning index: %d %x\n", ret, WineGLPixelFormatList[bestFormat].fmt_id);
1250 wine_tsx11_unlock();
1255 * X11DRV_DescribePixelFormat
1257 * Get the pixel-format descriptor associated to the given id
1259 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
1262 PIXELFORMATDESCRIPTOR *ppfd) {
1263 /*XVisualInfo *vis;*/
1266 WineGLPixelFormat *fmt;
1270 if (!has_opengl()) {
1271 ERR("No libGL on this box - disabling OpenGL support !\n");
1275 TRACE("(%p,%d,%d,%p)\n", physDev, iPixelFormat, nBytes, ppfd);
1277 /* 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 */
1278 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &fmt_count);
1280 /* The application is only querying the number of pixelformats */
1282 } else if(fmt == NULL) {
1283 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count);
1287 if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
1288 ERR("Wrong structure size !\n");
1289 /* Should set error */
1295 memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
1296 ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
1299 /* These flags are always the same... */
1300 ppfd->dwFlags = PFD_SUPPORT_OPENGL;
1301 /* Now the flags extracted from the Visual */
1305 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_X_RENDERABLE, &value);
1307 ppfd->dwFlags |= PFD_SUPPORT_GDI;
1309 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1310 if(value & GLX_WINDOW_BIT)
1311 ppfd->dwFlags |= PFD_DRAW_TO_WINDOW;
1312 if(value & GLX_PIXMAP_BIT)
1313 ppfd->dwFlags |= PFD_DRAW_TO_BITMAP;
1315 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_CONFIG_CAVEAT, &value);
1316 if(value == GLX_SLOW_CONFIG)
1317 ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
1319 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
1321 ppfd->dwFlags |= PFD_DOUBLEBUFFER;
1322 ppfd->dwFlags &= ~PFD_SUPPORT_GDI;
1324 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
1327 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1328 if (value & GLX_RGBA_BIT)
1329 ppfd->iPixelType = PFD_TYPE_RGBA;
1331 ppfd->iPixelType = PFD_TYPE_COLORINDEX;
1334 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &value);
1335 ppfd->cColorBits = value;
1337 /* Red, green, blue and alpha bits / shifts */
1338 if (ppfd->iPixelType == PFD_TYPE_RGBA) {
1339 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RED_SIZE, &rb);
1340 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_GREEN_SIZE, &gb);
1341 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BLUE_SIZE, &bb);
1342 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &ab);
1344 ppfd->cRedBits = rb;
1345 ppfd->cRedShift = gb + bb + ab;
1346 ppfd->cBlueBits = bb;
1347 ppfd->cBlueShift = ab;
1348 ppfd->cGreenBits = gb;
1349 ppfd->cGreenShift = bb + ab;
1350 ppfd->cAlphaBits = ab;
1351 ppfd->cAlphaShift = 0;
1354 ppfd->cRedShift = 0;
1355 ppfd->cBlueBits = 0;
1356 ppfd->cBlueShift = 0;
1357 ppfd->cGreenBits = 0;
1358 ppfd->cGreenShift = 0;
1359 ppfd->cAlphaBits = 0;
1360 ppfd->cAlphaShift = 0;
1363 /* Accum RGBA bits */
1364 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &rb);
1365 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &gb);
1366 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &bb);
1367 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &ab);
1369 ppfd->cAccumBits = rb+gb+bb+ab;
1370 ppfd->cAccumRedBits = rb;
1371 ppfd->cAccumGreenBits = gb;
1372 ppfd->cAccumBlueBits = bb;
1373 ppfd->cAccumAlphaBits = ab;
1376 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value);
1377 ppfd->cDepthBits = value;
1380 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value);
1381 ppfd->cStencilBits = value;
1383 wine_tsx11_unlock();
1385 /* Aux : to do ... */
1387 ppfd->iLayerType = PFD_MAIN_PLANE;
1389 if (TRACE_ON(opengl)) {
1390 dump_PIXELFORMATDESCRIPTOR(ppfd);
1397 * X11DRV_GetPixelFormat
1399 * Get the pixel-format id used by this DC
1401 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
1402 WineGLPixelFormat *fmt;
1404 TRACE("(%p)\n", physDev);
1406 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, physDev->current_pf, TRUE, &tmp);
1409 /* This happens on HDCs on which SetPixelFormat wasn't called yet */
1410 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", physDev->current_pf);
1413 else if(fmt->offscreenOnly)
1415 /* Offscreen formats can't be used with traditional WGL calls.
1416 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1417 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt->iPixelFormat);
1421 TRACE("(%p): returns %d\n", physDev, physDev->current_pf);
1422 return physDev->current_pf;
1426 * X11DRV_SetPixelFormat
1428 * Set the pixel-format id used by this DC
1430 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
1432 const PIXELFORMATDESCRIPTOR *ppfd) {
1433 WineGLPixelFormat *fmt;
1437 TRACE("(%p,%d,%p)\n", physDev, iPixelFormat, ppfd);
1439 if (!has_opengl()) {
1440 ERR("No libGL on this box - disabling OpenGL support !\n");
1444 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1445 if(get_glxdrawable(physDev) == root_window)
1447 ERR("Invalid operation on root_window\n");
1451 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1452 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &value);
1454 ERR("Invalid iPixelFormat: %d\n", iPixelFormat);
1458 if(physDev->current_pf) /* cannot change it if already set */
1459 return (physDev->current_pf == iPixelFormat);
1461 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1463 hwnd = WindowFromDC(physDev->hdc);
1465 if(!(value&GLX_WINDOW_BIT)) {
1466 WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat);
1470 if(!SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, (WPARAM)fmt->fmt_id, 0)) {
1471 ERR("Couldn't set format of the window, returning failure\n");
1475 physDev->gl_drawable = X11DRV_get_gl_drawable(hwnd);
1477 else if(physDev->bitmap) {
1478 if(!(value&GLX_PIXMAP_BIT)) {
1479 WARN("Pixel format %d is not compatible for bitmap rendering\n", iPixelFormat);
1483 physDev->bitmap->glxpixmap = create_bitmap_glxpixmap(physDev, fmt);
1484 if(!physDev->bitmap->glxpixmap) {
1485 WARN("Couldn't create glxpixmap for pixel format %d\n", iPixelFormat);
1490 FIXME("called on a non-window, non-bitmap object?\n");
1493 physDev->current_pf = iPixelFormat;
1495 if (TRACE_ON(opengl)) {
1498 gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value);
1500 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1502 TRACE(" FBConfig have :\n");
1503 TRACE(" - FBCONFIG_ID 0x%x\n", value);
1504 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_VISUAL_ID, &value);
1505 TRACE(" - VISUAL_ID 0x%x\n", value);
1506 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1507 TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
1514 * X11DRV_wglCopyContext
1516 * For OpenGL32 wglCopyContext.
1518 BOOL X11DRV_wglCopyContext(HGLRC hglrcSrc, HGLRC hglrcDst, UINT mask) {
1519 Wine_GLContext *src = (Wine_GLContext*)hglrcSrc;
1520 Wine_GLContext *dst = (Wine_GLContext*)hglrcDst;
1522 TRACE("hglrcSrc: (%p), hglrcDst: (%p), mask: %#x\n", hglrcSrc, hglrcDst, mask);
1524 /* There is a slight difference in the way GL contexts share display lists in WGL and GLX.
1525 * In case of GLX you need to specify this at context creation time but in case of WGL you
1526 * do this using wglShareLists which you can call after creating the context.
1527 * To emulate WGL we try to delay the creation of the context until wglShareLists or wglMakeCurrent.
1528 * Up to now that works fine.
1530 * The delayed GLX context creation could cause issues for wglCopyContext as it might get called
1531 * when there is no GLX context yet. Warn the user about it and let him report a bug report.
1532 * The chance this will cause problems is small as at the time of writing Wine has had OpenGL support
1533 * for more than 7 years and this function has remained a stub ever since then.
1535 if(!src->ctx || !dst->ctx) {
1536 FIXME("No source or destination context available! This could indicate a Wine bug.\n");
1539 pglXCopyContext(gdi_display, src->ctx, dst->ctx, mask);
1541 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1546 * X11DRV_wglCreateContext
1548 * For OpenGL32 wglCreateContext.
1550 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev)
1552 Wine_GLContext *ret;
1553 WineGLPixelFormat *fmt;
1554 int hdcPF = physDev->current_pf;
1556 HDC hdc = physDev->hdc;
1558 TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
1560 if (!has_opengl()) {
1561 ERR("No libGL on this box - disabling OpenGL support !\n");
1565 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, TRUE /* Offscreen */, &fmt_count);
1566 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1567 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1568 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1569 * If this fails something is very wrong on the system. */
1571 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", hdcPF);
1572 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1576 /* The context will be allocated in the wglMakeCurrent call */
1578 ret = alloc_context();
1579 wine_tsx11_unlock();
1584 ret->vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1586 TRACE(" creating context %p (GL context creation delayed)\n", ret);
1591 * X11DRV_wglDeleteContext
1593 * For OpenGL32 wglDeleteContext.
1595 BOOL X11DRV_wglDeleteContext(HGLRC hglrc)
1597 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1600 TRACE("(%p)\n", hglrc);
1602 if (!has_opengl()) {
1603 ERR("No libGL on this box - disabling OpenGL support !\n");
1608 /* A game (Half Life not to name it) deletes twice the same context,
1609 * so make sure it is valid first */
1610 if (is_valid_context( ctx ))
1612 if (ctx->ctx) pglXDestroyContext(gdi_display, ctx->ctx);
1617 WARN("Error deleting context !\n");
1618 SetLastError(ERROR_INVALID_HANDLE);
1621 wine_tsx11_unlock();
1627 * X11DRV_wglGetCurrentReadDCARB
1629 * For OpenGL32 wglGetCurrentReadDCARB.
1631 static HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
1634 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
1636 if (ctx) ret = ctx->read_hdc;
1638 TRACE(" returning %p (GL drawable %lu)\n", ret, ctx ? ctx->drawables[1] : 0);
1643 * X11DRV_wglGetProcAddress
1645 * For OpenGL32 wglGetProcAddress.
1647 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc)
1650 const WineGLExtension *ext;
1652 int padding = 32 - strlen(lpszProc);
1656 if (!has_opengl()) {
1657 ERR("No libGL on this box - disabling OpenGL support !\n");
1661 /* Check the table of WGL extensions to see if we need to return a WGL extension
1662 * or a function pointer to a native OpenGL function. */
1663 if(strncmp(lpszProc, "wgl", 3) != 0) {
1664 return pglXGetProcAddressARB((const GLubyte*)lpszProc);
1666 TRACE("('%s'):%*s", lpszProc, padding, " ");
1667 for (i = 0; i < WineGLExtensionListSize; ++i) {
1668 ext = WineGLExtensionList[i];
1669 for (j = 0; ext->extEntryPoints[j].funcName; ++j) {
1670 if (strcmp(ext->extEntryPoints[j].funcName, lpszProc) == 0) {
1671 TRACE("(%p) - WineGL\n", ext->extEntryPoints[j].funcAddress);
1672 return ext->extEntryPoints[j].funcAddress;
1678 WARN("(%s) - not found\n", lpszProc);
1683 * X11DRV_wglMakeCurrent
1685 * For OpenGL32 wglMakeCurrent.
1687 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
1689 HDC hdc = physDev->hdc;
1690 DWORD type = GetObjectType(hdc);
1692 TRACE("(%p,%p)\n", hdc, hglrc);
1694 if (!has_opengl()) {
1695 ERR("No libGL on this box - disabling OpenGL support !\n");
1700 if (hglrc == NULL) {
1701 ret = pglXMakeCurrent(gdi_display, None, NULL);
1702 NtCurrentTeb()->glContext = NULL;
1704 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1705 Drawable drawable = get_glxdrawable(physDev);
1706 if (ctx->ctx == NULL) {
1707 /* The describe lines below are for debugging purposes only */
1708 if (TRACE_ON(wgl)) {
1709 describeDrawable(ctx, drawable);
1710 describeContext(ctx);
1713 /* Create a GLX context using the same visual as chosen earlier in wglCreateContext.
1714 * We are certain that the drawable and context are compatible as we only allow compatible formats.
1716 TRACE(" Creating GLX Context\n");
1718 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, type == OBJ_MEMDC ? False : True);
1719 else /* Create a GLX Context for a pbuffer */
1720 ctx->ctx = pglXCreateNewContext(gdi_display, ctx->fmt->fbconfig, ctx->fmt->render_type, NULL, True);
1722 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1724 TRACE(" make current for dis %p, drawable %p, ctx %p\n", gdi_display, (void*) drawable, ctx->ctx);
1725 ret = pglXMakeCurrent(gdi_display, drawable, ctx->ctx);
1726 NtCurrentTeb()->glContext = ctx;
1730 ctx->read_hdc = hdc;
1731 ctx->drawables[0] = drawable;
1732 ctx->drawables[1] = drawable;
1733 ctx->refresh_drawables = FALSE;
1735 if (type == OBJ_MEMDC)
1737 ctx->do_escape = TRUE;
1738 pglDrawBuffer(GL_FRONT_LEFT);
1742 wine_tsx11_unlock();
1743 TRACE(" returning %s\n", (ret ? "True" : "False"));
1748 * X11DRV_wglMakeContextCurrentARB
1750 * For OpenGL32 wglMakeContextCurrentARB
1752 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* pDrawDev, X11DRV_PDEVICE* pReadDev, HGLRC hglrc)
1755 int indirect = (GetObjectType(pDrawDev->hdc) == OBJ_MEMDC);
1757 TRACE("(%p,%p,%p)\n", pDrawDev, pReadDev, hglrc);
1759 if (!has_opengl()) {
1760 ERR("No libGL on this box - disabling OpenGL support !\n");
1765 if (hglrc == NULL) {
1766 ret = pglXMakeCurrent(gdi_display, None, NULL);
1767 NtCurrentTeb()->glContext = NULL;
1769 if (NULL == pglXMakeContextCurrent) {
1772 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1773 Drawable d_draw = get_glxdrawable(pDrawDev);
1774 Drawable d_read = get_glxdrawable(pReadDev);
1776 if (ctx->ctx == NULL) {
1777 ctx->ctx = pglXCreateContext(gdi_display, ctx->vis, NULL, !indirect);
1778 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1780 ctx->hdc = pDrawDev->hdc;
1781 ctx->read_hdc = pReadDev->hdc;
1782 ctx->drawables[0] = d_draw;
1783 ctx->drawables[1] = d_read;
1784 ctx->refresh_drawables = FALSE;
1785 ret = pglXMakeContextCurrent(gdi_display, d_draw, d_read, ctx->ctx);
1786 NtCurrentTeb()->glContext = ctx;
1789 wine_tsx11_unlock();
1791 TRACE(" returning %s\n", (ret ? "True" : "False"));
1796 * X11DRV_wglShareLists
1798 * For OpenGL32 wglShaderLists.
1800 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
1801 Wine_GLContext *org = (Wine_GLContext *) hglrc1;
1802 Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
1804 TRACE("(%p, %p)\n", org, dest);
1806 if (!has_opengl()) {
1807 ERR("No libGL on this box - disabling OpenGL support !\n");
1811 if (NULL != dest && dest->ctx != NULL) {
1812 ERR("Could not share display lists, context already created !\n");
1815 if (org->ctx == NULL) {
1816 int indirect = (GetObjectType(org->hdc) == OBJ_MEMDC);
1818 describeContext(org);
1821 org->ctx = pglXCreateContext(gdi_display, org->vis, NULL, !indirect);
1822 else /* Create a GLX Context for a pbuffer */
1823 org->ctx = pglXCreateNewContext(gdi_display, org->fmt->fbconfig, org->fmt->render_type, NULL, True);
1824 wine_tsx11_unlock();
1825 TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
1828 int indirect = (GetObjectType(dest->hdc) == OBJ_MEMDC);
1830 describeContext(dest);
1831 /* Create the destination context with display lists shared */
1833 dest->ctx = pglXCreateContext(gdi_display, dest->vis, org->ctx, !indirect);
1834 else /* Create a GLX Context for a pbuffer */
1835 dest->ctx = pglXCreateNewContext(gdi_display, dest->fmt->fbconfig, dest->fmt->render_type, org->ctx, True);
1836 wine_tsx11_unlock();
1837 TRACE(" created a delayed OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
1844 static BOOL internal_wglUseFontBitmaps(HDC hdc, DWORD first, DWORD count, DWORD listBase, DWORD (WINAPI *GetGlyphOutline_ptr)(HDC,UINT,UINT,LPGLYPHMETRICS,DWORD,LPVOID,const MAT2*))
1846 /* We are running using client-side rendering fonts... */
1850 void *bitmap = NULL, *gl_bitmap = NULL;
1854 pglGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
1855 pglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
1856 wine_tsx11_unlock();
1858 for (glyph = first; glyph < first + count; glyph++) {
1859 unsigned int needed_size = GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, 0, NULL, NULL);
1860 int height, width_int;
1862 TRACE("Glyph : %3d / List : %d\n", glyph, listBase);
1863 if (needed_size == GDI_ERROR) {
1864 TRACE(" - needed size : %d (GDI_ERROR)\n", needed_size);
1867 TRACE(" - needed size : %d\n", needed_size);
1870 if (needed_size > size) {
1872 HeapFree(GetProcessHeap(), 0, bitmap);
1873 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1874 bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1875 gl_bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1877 if (GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, size, bitmap, NULL) == GDI_ERROR) goto error;
1878 if (TRACE_ON(opengl)) {
1879 unsigned int height, width, bitmask;
1880 unsigned char *bitmap_ = (unsigned char *) bitmap;
1882 TRACE(" - bbox : %d x %d\n", gm.gmBlackBoxX, gm.gmBlackBoxY);
1883 TRACE(" - origin : (%d , %d)\n", gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
1884 TRACE(" - increment : %d - %d\n", gm.gmCellIncX, gm.gmCellIncY);
1885 if (needed_size != 0) {
1886 TRACE(" - bitmap :\n");
1887 for (height = 0; height < gm.gmBlackBoxY; height++) {
1889 for (width = 0, bitmask = 0x80; width < gm.gmBlackBoxX; width++, bitmask >>= 1) {
1894 if (*bitmap_ & bitmask)
1899 bitmap_ += (4 - ((UINT_PTR)bitmap_ & 0x03));
1905 /* In OpenGL, the bitmap is drawn from the bottom to the top... So we need to invert the
1906 * glyph for it to be drawn properly.
1908 if (needed_size != 0) {
1909 width_int = (gm.gmBlackBoxX + 31) / 32;
1910 for (height = 0; height < gm.gmBlackBoxY; height++) {
1912 for (width = 0; width < width_int; width++) {
1913 ((int *) gl_bitmap)[(gm.gmBlackBoxY - height - 1) * width_int + width] =
1914 ((int *) bitmap)[height * width_int + width];
1920 pglNewList(listBase++, GL_COMPILE);
1921 if (needed_size != 0) {
1922 pglBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY,
1923 0 - gm.gmptGlyphOrigin.x, (int) gm.gmBlackBoxY - gm.gmptGlyphOrigin.y,
1924 gm.gmCellIncX, gm.gmCellIncY,
1927 /* This is the case of 'empty' glyphs like the space character */
1928 pglBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
1931 wine_tsx11_unlock();
1935 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1936 wine_tsx11_unlock();
1938 HeapFree(GetProcessHeap(), 0, bitmap);
1939 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1944 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1945 wine_tsx11_unlock();
1947 HeapFree(GetProcessHeap(), 0, bitmap);
1948 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1953 * X11DRV_wglUseFontBitmapsA
1955 * For OpenGL32 wglUseFontBitmapsA.
1957 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1959 Font fid = physDev->font;
1961 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1963 if (!has_opengl()) {
1964 ERR("No libGL on this box - disabling OpenGL support !\n");
1969 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineA);
1973 /* I assume that the glyphs are at the same position for X and for Windows */
1974 pglXUseXFont(fid, first, count, listBase);
1975 wine_tsx11_unlock();
1980 * X11DRV_wglUseFontBitmapsW
1982 * For OpenGL32 wglUseFontBitmapsW.
1984 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1986 Font fid = physDev->font;
1988 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1990 if (!has_opengl()) {
1991 ERR("No libGL on this box - disabling OpenGL support !\n");
1996 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineW);
1999 WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
2002 /* I assume that the glyphs are at the same position for X and for Windows */
2003 pglXUseXFont(fid, first, count, listBase);
2004 wine_tsx11_unlock();
2008 /* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
2009 static void WINAPI X11DRV_wglGetIntegerv(GLenum pname, GLint* params)
2016 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2018 pglGetIntegerv(pname, params);
2020 * if we cannot find a Wine Context
2021 * we only have the default wine desktop context,
2022 * so if we have only a 24 depth say we have 32
2024 if (!ctx && *params == 24) {
2027 TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
2032 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2034 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_ALPHA_SIZE, params);
2035 TRACE("returns GL_ALPHA_BITS as '%d'\n", *params);
2039 pglGetIntegerv(pname, params);
2042 wine_tsx11_unlock();
2045 void flush_gl_drawable(X11DRV_PDEVICE *physDev)
2049 if(!physDev->gl_drawable)
2052 w = physDev->dc_rect.right - physDev->dc_rect.left;
2053 h = physDev->dc_rect.bottom - physDev->dc_rect.top;
2055 if(w > 0 && h > 0) {
2056 Drawable src = physDev->pixmap;
2057 if(!src) src = physDev->gl_drawable;
2059 /* The GL drawable may be lagged behind if we don't flush first, so
2060 * flush the display make sure we copy up-to-date data */
2062 XFlush(gdi_display);
2063 XCopyArea(gdi_display, src, physDev->drawable, physDev->gc, 0, 0, w, h,
2064 physDev->dc_rect.left, physDev->dc_rect.top);
2065 wine_tsx11_unlock();
2070 static void WINAPI X11DRV_wglFinish(void)
2072 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2073 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
2078 wine_tsx11_unlock();
2079 ExtEscape(ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
2082 static void WINAPI X11DRV_wglFlush(void)
2084 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
2085 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
2090 wine_tsx11_unlock();
2091 ExtEscape(ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
2095 * X11DRV_wglGetExtensionsStringARB
2097 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
2099 static const char * WINAPI X11DRV_wglGetExtensionsStringARB(HDC hdc) {
2100 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2101 return WineGLInfo.wglExtensions;
2105 * X11DRV_wglCreatePbufferARB
2107 * WGL_ARB_pbuffer: wglCreatePbufferARB
2109 static HPBUFFERARB WINAPI X11DRV_wglCreatePbufferARB(HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList)
2111 Wine_GLPBuffer* object = NULL;
2112 WineGLPixelFormat *fmt = NULL;
2117 TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
2119 if (0 >= iPixelFormat) {
2120 ERR("(%p): unexpected iPixelFormat(%d) <= 0, returns NULL\n", hdc, iPixelFormat);
2121 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2122 return NULL; /* unexpected error */
2125 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
2126 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nCfgs);
2128 ERR("(%p): unexpected iPixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, iPixelFormat, nCfgs);
2129 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
2130 goto create_failed; /* unexpected error */
2133 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLPBuffer));
2134 if (NULL == object) {
2135 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2136 goto create_failed; /* unexpected error */
2139 object->display = gdi_display;
2140 object->width = iWidth;
2141 object->height = iHeight;
2144 PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
2145 PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
2146 while (piAttribList && 0 != *piAttribList) {
2148 switch (*piAttribList) {
2149 case WGL_PBUFFER_LARGEST_ARB: {
2151 attr_v = *piAttribList;
2152 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v);
2153 PUSH2(attribs, GLX_LARGEST_PBUFFER, attr_v);
2157 case WGL_TEXTURE_FORMAT_ARB: {
2159 attr_v = *piAttribList;
2160 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
2161 if (use_render_texture_ati) {
2164 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2165 case WGL_TEXTURE_RGB_ARB: type = GLX_TEXTURE_RGB_ATI; break ;
2166 case WGL_TEXTURE_RGBA_ARB: type = GLX_TEXTURE_RGBA_ATI; break ;
2168 SetLastError(ERROR_INVALID_DATA);
2171 object->use_render_texture = 1;
2172 PUSH2(attribs, GLX_TEXTURE_FORMAT_ATI, type);
2174 if (WGL_NO_TEXTURE_ARB == attr_v) {
2175 object->use_render_texture = 0;
2177 if (!use_render_texture_emulation) {
2178 SetLastError(ERROR_INVALID_DATA);
2182 case WGL_TEXTURE_RGB_ARB:
2183 object->use_render_texture = GL_RGB;
2184 object->texture_bpp = 3;
2185 object->texture_format = GL_RGB;
2186 object->texture_type = GL_UNSIGNED_BYTE;
2188 case WGL_TEXTURE_RGBA_ARB:
2189 object->use_render_texture = GL_RGBA;
2190 object->texture_bpp = 4;
2191 object->texture_format = GL_RGBA;
2192 object->texture_type = GL_UNSIGNED_BYTE;
2195 /* WGL_FLOAT_COMPONENTS_NV */
2196 case WGL_TEXTURE_FLOAT_R_NV:
2197 object->use_render_texture = GL_FLOAT_R_NV;
2198 object->texture_bpp = 4;
2199 object->texture_format = GL_RED;
2200 object->texture_type = GL_FLOAT;
2202 case WGL_TEXTURE_FLOAT_RG_NV:
2203 object->use_render_texture = GL_FLOAT_RG_NV;
2204 object->texture_bpp = 8;
2205 object->texture_format = GL_LUMINANCE_ALPHA;
2206 object->texture_type = GL_FLOAT;
2208 case WGL_TEXTURE_FLOAT_RGB_NV:
2209 object->use_render_texture = GL_FLOAT_RGB_NV;
2210 object->texture_bpp = 12;
2211 object->texture_format = GL_RGB;
2212 object->texture_type = GL_FLOAT;
2214 case WGL_TEXTURE_FLOAT_RGBA_NV:
2215 object->use_render_texture = GL_FLOAT_RGBA_NV;
2216 object->texture_bpp = 16;
2217 object->texture_format = GL_RGBA;
2218 object->texture_type = GL_FLOAT;
2221 ERR("Unknown texture format: %x\n", attr_v);
2222 SetLastError(ERROR_INVALID_DATA);
2230 case WGL_TEXTURE_TARGET_ARB: {
2232 attr_v = *piAttribList;
2233 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v);
2234 if (use_render_texture_ati) {
2237 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
2238 case WGL_TEXTURE_CUBE_MAP_ARB: type = GLX_TEXTURE_CUBE_MAP_ATI; break ;
2239 case WGL_TEXTURE_1D_ARB: type = GLX_TEXTURE_1D_ATI; break ;
2240 case WGL_TEXTURE_2D_ARB: type = GLX_TEXTURE_2D_ATI; break ;
2242 SetLastError(ERROR_INVALID_DATA);
2245 PUSH2(attribs, GLX_TEXTURE_TARGET_ATI, type);
2247 if (WGL_NO_TEXTURE_ARB == attr_v) {
2248 object->texture_target = 0;
2250 if (!use_render_texture_emulation) {
2251 SetLastError(ERROR_INVALID_DATA);
2255 case WGL_TEXTURE_CUBE_MAP_ARB: {
2256 if (iWidth != iHeight) {
2257 SetLastError(ERROR_INVALID_DATA);
2260 object->texture_target = GL_TEXTURE_CUBE_MAP;
2261 object->texture_bind_target = GL_TEXTURE_BINDING_CUBE_MAP;
2264 case WGL_TEXTURE_1D_ARB: {
2266 SetLastError(ERROR_INVALID_DATA);
2269 object->texture_target = GL_TEXTURE_1D;
2270 object->texture_bind_target = GL_TEXTURE_BINDING_1D;
2273 case WGL_TEXTURE_2D_ARB: {
2274 object->texture_target = GL_TEXTURE_2D;
2275 object->texture_bind_target = GL_TEXTURE_BINDING_2D;
2278 case WGL_TEXTURE_RECTANGLE_NV: {
2279 object->texture_target = GL_TEXTURE_RECTANGLE_NV;
2280 object->texture_bind_target = GL_TEXTURE_BINDING_RECTANGLE_NV;
2284 ERR("Unknown texture target: %x\n", attr_v);
2285 SetLastError(ERROR_INVALID_DATA);
2293 case WGL_MIPMAP_TEXTURE_ARB: {
2295 attr_v = *piAttribList;
2296 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v);
2297 if (use_render_texture_ati) {
2298 PUSH2(attribs, GLX_MIPMAP_TEXTURE_ATI, attr_v);
2300 if (!use_render_texture_emulation) {
2301 SetLastError(ERROR_INVALID_DATA);
2311 PUSH1(attribs, None);
2312 object->drawable = pglXCreatePbuffer(gdi_display, fmt->fbconfig, attribs);
2313 TRACE("new Pbuffer drawable as %p\n", (void*) object->drawable);
2314 if (!object->drawable) {
2315 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
2316 goto create_failed; /* unexpected error */
2318 TRACE("->(%p)\n", object);
2319 return (HPBUFFERARB) object;
2322 HeapFree(GetProcessHeap(), 0, object);
2323 TRACE("->(FAILED)\n");
2328 * X11DRV_wglDestroyPbufferARB
2330 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2332 static GLboolean WINAPI X11DRV_wglDestroyPbufferARB(HPBUFFERARB hPbuffer)
2334 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2335 TRACE("(%p)\n", hPbuffer);
2336 if (NULL == object) {
2337 SetLastError(ERROR_INVALID_HANDLE);
2340 pglXDestroyPbuffer(object->display, object->drawable);
2341 HeapFree(GetProcessHeap(), 0, object);
2346 * X11DRV_wglGetPbufferDCARB
2348 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2349 * The function wglGetPbufferDCARB returns a device context for a pbuffer.
2350 * Gdi32 implements the part of this function which creates a device context.
2351 * This part associates the physDev with the X drawable of the pbuffer.
2353 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *physDev, HPBUFFERARB hPbuffer)
2355 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2356 if (NULL == object) {
2357 SetLastError(ERROR_INVALID_HANDLE);
2361 /* The function wglGetPbufferDCARB returns a DC to which the pbuffer can be connected.
2362 * All formats in our pixelformat list are compatible with each other and the main drawable. */
2363 physDev->current_pf = object->fmt->iPixelFormat;
2364 physDev->drawable = object->drawable;
2365 SetRect( &physDev->drawable_rect, 0, 0, object->width, object->height );
2366 physDev->dc_rect = physDev->drawable_rect;
2368 TRACE("(%p)->(%p)\n", hPbuffer, physDev->hdc);
2369 return physDev->hdc;
2373 * X11DRV_wglQueryPbufferARB
2375 * WGL_ARB_pbuffer: wglQueryPbufferARB
2377 static GLboolean WINAPI X11DRV_wglQueryPbufferARB(HPBUFFERARB hPbuffer, int iAttribute, int *piValue)
2379 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2380 TRACE("(%p, 0x%x, %p)\n", hPbuffer, iAttribute, piValue);
2381 if (NULL == object) {
2382 SetLastError(ERROR_INVALID_HANDLE);
2385 switch (iAttribute) {
2386 case WGL_PBUFFER_WIDTH_ARB:
2387 pglXQueryDrawable(object->display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
2389 case WGL_PBUFFER_HEIGHT_ARB:
2390 pglXQueryDrawable(object->display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
2393 case WGL_PBUFFER_LOST_ARB:
2394 /* GLX Pbuffers cannot be lost by default. We can support this by
2395 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2396 * to receive pixel buffer clobber events, however that may or may
2397 * not give any benefit */
2398 *piValue = GL_FALSE;
2401 case WGL_TEXTURE_FORMAT_ARB:
2402 if (use_render_texture_ati) {
2404 int type = WGL_NO_TEXTURE_ARB;
2405 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_FORMAT_ATI, &tmp);
2407 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2408 case GLX_TEXTURE_RGB_ATI: type = WGL_TEXTURE_RGB_ARB; break ;
2409 case GLX_TEXTURE_RGBA_ATI: type = WGL_TEXTURE_RGBA_ARB; break ;
2413 if (!object->use_render_texture) {
2414 *piValue = WGL_NO_TEXTURE_ARB;
2416 if (!use_render_texture_emulation) {
2417 SetLastError(ERROR_INVALID_HANDLE);
2420 switch(object->use_render_texture) {
2422 *piValue = WGL_TEXTURE_RGB_ARB;
2425 *piValue = WGL_TEXTURE_RGBA_ARB;
2427 /* WGL_FLOAT_COMPONENTS_NV */
2429 *piValue = WGL_TEXTURE_FLOAT_R_NV;
2431 case GL_FLOAT_RG_NV:
2432 *piValue = WGL_TEXTURE_FLOAT_RG_NV;
2434 case GL_FLOAT_RGB_NV:
2435 *piValue = WGL_TEXTURE_FLOAT_RGB_NV;
2437 case GL_FLOAT_RGBA_NV:
2438 *piValue = WGL_TEXTURE_FLOAT_RGBA_NV;
2441 ERR("Unknown texture format: %x\n", object->use_render_texture);
2447 case WGL_TEXTURE_TARGET_ARB:
2448 if (use_render_texture_ati) {
2450 int type = WGL_NO_TEXTURE_ARB;
2451 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_TARGET_ATI, &tmp);
2453 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
2454 case GLX_TEXTURE_CUBE_MAP_ATI: type = WGL_TEXTURE_CUBE_MAP_ARB; break ;
2455 case GLX_TEXTURE_1D_ATI: type = WGL_TEXTURE_1D_ARB; break ;
2456 case GLX_TEXTURE_2D_ATI: type = WGL_TEXTURE_2D_ARB; break ;
2460 if (!object->texture_target) {
2461 *piValue = WGL_NO_TEXTURE_ARB;
2463 if (!use_render_texture_emulation) {
2464 SetLastError(ERROR_INVALID_DATA);
2467 switch (object->texture_target) {
2468 case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_1D_ARB; break;
2469 case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_2D_ARB; break;
2470 case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break;
2471 case GL_TEXTURE_RECTANGLE_NV: *piValue = WGL_TEXTURE_RECTANGLE_NV; break;
2477 case WGL_MIPMAP_TEXTURE_ARB:
2478 if (use_render_texture_ati) {
2479 pglXQueryDrawable(object->display, object->drawable, GLX_MIPMAP_TEXTURE_ATI, (unsigned int*) piValue);
2481 *piValue = GL_FALSE; /** don't support that */
2482 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute);
2487 FIXME("unexpected attribute %x\n", iAttribute);
2495 * X11DRV_wglReleasePbufferDCARB
2497 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2499 static int WINAPI X11DRV_wglReleasePbufferDCARB(HPBUFFERARB hPbuffer, HDC hdc)
2501 TRACE("(%p, %p)\n", hPbuffer, hdc);
2507 * X11DRV_wglSetPbufferAttribARB
2509 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2511 static GLboolean WINAPI X11DRV_wglSetPbufferAttribARB(HPBUFFERARB hPbuffer, const int *piAttribList)
2513 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2514 WARN("(%p, %p): alpha-testing, report any problem\n", hPbuffer, piAttribList);
2515 if (NULL == object) {
2516 SetLastError(ERROR_INVALID_HANDLE);
2519 if (!object->use_render_texture) {
2520 SetLastError(ERROR_INVALID_HANDLE);
2523 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2526 if (NULL != pglXDrawableAttribATI) {
2527 if (use_render_texture_ati) {
2528 FIXME("Need conversion for GLX_ATI_render_texture\n");
2530 return pglXDrawableAttribATI(object->display, object->drawable, piAttribList);
2536 * X11DRV_wglChoosePixelFormatARB
2538 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2540 static GLboolean WINAPI X11DRV_wglChoosePixelFormatARB(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats)
2545 GLXFBConfig* cfgs = NULL;
2549 WineGLPixelFormat *fmt;
2553 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats);
2554 if (NULL != pfAttribFList) {
2555 FIXME("unused pfAttribFList\n");
2558 nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL);
2559 if (-1 == nAttribs) {
2560 WARN("Cannot convert WGL to GLX attributes\n");
2563 PUSH1(attribs, None);
2565 /* Search for FB configurations matching the requirements in attribs */
2566 cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs);
2568 WARN("Compatible Pixel Format not found\n");
2572 /* Loop through all matching formats and check if they are suitable.
2573 * Note that this function should at max return nMaxFormats different formats */
2574 for(run=0; run < 2; run++)
2576 for (it = 0; it < nCfgs; ++it) {
2577 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id);
2579 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2583 /* Search for the format in our list of compatible formats */
2584 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fmt_id);
2588 /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */
2589 if( ((run == 0) && fmt->offscreenOnly) || ((run == 1) && !fmt->offscreenOnly) )
2592 if(pfmt_it < nMaxFormats) {
2593 piFormats[pfmt_it] = fmt->iPixelFormat;
2594 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it]);
2600 *nNumFormats = pfmt_it;
2607 * X11DRV_wglGetPixelFormatAttribivARB
2609 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2611 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribivARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues)
2614 WineGLPixelFormat *fmt = NULL;
2618 int nWGLFormats = 0;
2620 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues);
2622 if (0 < iLayerPlane) {
2623 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane);
2627 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2628 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2629 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2630 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nWGLFormats);
2632 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat);
2635 for (i = 0; i < nAttributes; ++i) {
2636 const int curWGLAttr = piAttributes[i];
2637 TRACE("pAttr[%d] = %x\n", i, curWGLAttr);
2639 switch (curWGLAttr) {
2640 case WGL_NUMBER_PIXEL_FORMATS_ARB:
2641 piValues[i] = nWGLFormats;
2644 case WGL_SUPPORT_OPENGL_ARB:
2645 piValues[i] = GL_TRUE;
2648 case WGL_ACCELERATION_ARB:
2649 curGLXAttr = GLX_CONFIG_CAVEAT;
2650 if (!fmt) goto pix_error;
2651 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2652 if (hTest) goto get_error;
2654 case GLX_NONE: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2655 case GLX_SLOW_CONFIG: piValues[i] = WGL_GENERIC_ACCELERATION_ARB; break;
2656 case GLX_NON_CONFORMANT_CONFIG: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2658 ERR("unexpected Config Caveat(%x)\n", tmp);
2659 piValues[i] = WGL_NO_ACCELERATION_ARB;
2663 case WGL_TRANSPARENT_ARB:
2664 curGLXAttr = GLX_TRANSPARENT_TYPE;
2665 if (!fmt) goto pix_error;
2666 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2667 if (hTest) goto get_error;
2668 piValues[i] = GL_FALSE;
2669 if (GLX_NONE != tmp) piValues[i] = GL_TRUE;
2672 case WGL_PIXEL_TYPE_ARB:
2673 curGLXAttr = GLX_RENDER_TYPE;
2674 if (!fmt) goto pix_error;
2675 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2676 if (hTest) goto get_error;
2677 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp);
2678 if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; }
2679 else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; }
2680 else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2681 else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2683 ERR("unexpected RenderType(%x)\n", tmp);
2684 piValues[i] = WGL_TYPE_RGBA_ARB;
2688 case WGL_COLOR_BITS_ARB:
2689 curGLXAttr = GLX_BUFFER_SIZE;
2692 case WGL_BIND_TO_TEXTURE_RGB_ARB:
2693 if (use_render_texture_ati) {
2694 curGLXAttr = GLX_BIND_TO_TEXTURE_RGB_ATI;
2697 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
2698 if (use_render_texture_ati) {
2699 curGLXAttr = GLX_BIND_TO_TEXTURE_RGBA_ATI;
2702 if (!use_render_texture_emulation) {
2703 piValues[i] = GL_FALSE;
2706 curGLXAttr = GLX_RENDER_TYPE;
2707 if (!fmt) goto pix_error;
2708 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2709 if (hTest) goto get_error;
2710 if (GLX_COLOR_INDEX_BIT == tmp) {
2711 piValues[i] = GL_FALSE;
2714 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2715 if (hTest) goto get_error;
2716 piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
2719 case WGL_BLUE_BITS_ARB:
2720 curGLXAttr = GLX_BLUE_SIZE;
2722 case WGL_RED_BITS_ARB:
2723 curGLXAttr = GLX_RED_SIZE;
2725 case WGL_GREEN_BITS_ARB:
2726 curGLXAttr = GLX_GREEN_SIZE;
2728 case WGL_ALPHA_BITS_ARB:
2729 curGLXAttr = GLX_ALPHA_SIZE;
2731 case WGL_DEPTH_BITS_ARB:
2732 curGLXAttr = GLX_DEPTH_SIZE;
2734 case WGL_STENCIL_BITS_ARB:
2735 curGLXAttr = GLX_STENCIL_SIZE;
2737 case WGL_DOUBLE_BUFFER_ARB:
2738 curGLXAttr = GLX_DOUBLEBUFFER;
2740 case WGL_STEREO_ARB:
2741 curGLXAttr = GLX_STEREO;
2743 case WGL_AUX_BUFFERS_ARB:
2744 curGLXAttr = GLX_AUX_BUFFERS;
2747 case WGL_SUPPORT_GDI_ARB:
2748 if (!fmt) goto pix_error;
2749 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &tmp);
2750 if (hTest) goto get_error;
2752 piValues[i] = GL_FALSE;
2755 curGLXAttr = GLX_X_RENDERABLE;
2758 case WGL_DRAW_TO_WINDOW_ARB:
2759 case WGL_DRAW_TO_BITMAP_ARB:
2760 case WGL_DRAW_TO_PBUFFER_ARB:
2761 if (!fmt) goto pix_error;
2762 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2763 if (hTest) goto get_error;
2764 if((curWGLAttr == WGL_DRAW_TO_WINDOW_ARB && (tmp&GLX_WINDOW_BIT)) ||
2765 (curWGLAttr == WGL_DRAW_TO_BITMAP_ARB && (tmp&GLX_PIXMAP_BIT)) ||
2766 (curWGLAttr == WGL_DRAW_TO_PBUFFER_ARB && (tmp&GLX_PBUFFER_BIT)))
2767 piValues[i] = GL_TRUE;
2769 piValues[i] = GL_FALSE;
2772 case WGL_PBUFFER_LARGEST_ARB:
2773 curGLXAttr = GLX_LARGEST_PBUFFER;
2776 case WGL_SAMPLE_BUFFERS_ARB:
2777 curGLXAttr = GLX_SAMPLE_BUFFERS_ARB;
2780 case WGL_SAMPLES_ARB:
2781 curGLXAttr = GLX_SAMPLES_ARB;
2784 case WGL_FLOAT_COMPONENTS_NV:
2785 curGLXAttr = GLX_FLOAT_COMPONENTS_NV;
2788 case WGL_ACCUM_RED_BITS_ARB:
2789 curGLXAttr = GLX_ACCUM_RED_SIZE;
2791 case WGL_ACCUM_GREEN_BITS_ARB:
2792 curGLXAttr = GLX_ACCUM_GREEN_SIZE;
2794 case WGL_ACCUM_BLUE_BITS_ARB:
2795 curGLXAttr = GLX_ACCUM_BLUE_SIZE;
2797 case WGL_ACCUM_ALPHA_BITS_ARB:
2798 curGLXAttr = GLX_ACCUM_ALPHA_SIZE;
2800 case WGL_ACCUM_BITS_ARB:
2801 if (!fmt) goto pix_error;
2802 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &tmp);
2803 if (hTest) goto get_error;
2805 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &tmp);
2806 if (hTest) goto get_error;
2808 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &tmp);
2809 if (hTest) goto get_error;
2811 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &tmp);
2812 if (hTest) goto get_error;
2817 FIXME("unsupported %x WGL Attribute\n", curWGLAttr);
2820 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2821 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2822 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2824 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2825 * and check which options can work using iPixelFormat=0 and which not.
2826 * A problem would be that this function is an extension. This would
2827 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2829 if (0 != curGLXAttr && iPixelFormat != 0) {
2830 if (!fmt) goto pix_error;
2831 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, piValues + i);
2832 if (hTest) goto get_error;
2835 piValues[i] = GL_FALSE;
2841 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr);
2845 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nWGLFormats);
2850 * X11DRV_wglGetPixelFormatAttribfvARB
2852 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2854 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribfvARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues)
2860 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues);
2862 /* Allocate a temporary array to store integer values */
2863 attr = HeapAlloc(GetProcessHeap(), 0, nAttributes * sizeof(int));
2865 ERR("couldn't allocate %d array\n", nAttributes);
2869 /* Piggy-back on wglGetPixelFormatAttribivARB */
2870 ret = X11DRV_wglGetPixelFormatAttribivARB(hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, attr);
2872 /* Convert integer values to float. Should also check for attributes
2873 that can give decimal values here */
2874 for (i=0; i<nAttributes;i++) {
2875 pfValues[i] = attr[i];
2879 HeapFree(GetProcessHeap(), 0, attr);
2884 * X11DRV_wglBindTexImageARB
2886 * WGL_ARB_render_texture: wglBindTexImageARB
2888 static GLboolean WINAPI X11DRV_wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2890 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2891 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2892 if (NULL == object) {
2893 SetLastError(ERROR_INVALID_HANDLE);
2896 if (!object->use_render_texture) {
2897 SetLastError(ERROR_INVALID_HANDLE);
2901 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2902 static int init = 0;
2903 int prev_binded_texture = 0;
2904 GLXContext prev_context = pglXGetCurrentContext();
2905 Drawable prev_drawable = pglXGetCurrentDrawable();
2906 GLXContext tmp_context;
2908 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2909 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2910 isn't ideal performance wise but I wasn't able to get other ways working.
2913 init = 1; /* Only show the FIXME once for performance reasons */
2914 FIXME("partial stub!\n");
2917 TRACE("drawable=%p, context=%p\n", (void*)object->drawable, prev_context);
2918 tmp_context = pglXCreateNewContext(gdi_display, object->fmt->fbconfig, object->fmt->render_type, prev_context, True);
2920 pglGetIntegerv(object->texture_bind_target, &prev_binded_texture);
2922 /* Switch to our pbuffer */
2923 pglXMakeCurrent(gdi_display, object->drawable, tmp_context);
2925 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2926 * After that upload the pbuffer texture data. */
2927 pglBindTexture(object->texture_target, prev_binded_texture);
2928 pglCopyTexImage2D(object->texture_target, 0, object->use_render_texture, 0, 0, object->width, object->height, 0);
2930 /* Switch back to the original drawable and upload the pbuffer-texture */
2931 pglXMakeCurrent(object->display, prev_drawable, prev_context);
2932 pglXDestroyContext(gdi_display, tmp_context);
2936 if (NULL != pglXBindTexImageATI) {
2941 case WGL_FRONT_LEFT_ARB:
2942 buffer = GLX_FRONT_LEFT_ATI;
2944 case WGL_FRONT_RIGHT_ARB:
2945 buffer = GLX_FRONT_RIGHT_ATI;
2947 case WGL_BACK_LEFT_ARB:
2948 buffer = GLX_BACK_LEFT_ATI;
2950 case WGL_BACK_RIGHT_ARB:
2951 buffer = GLX_BACK_RIGHT_ATI;
2954 ERR("Unknown iBuffer=%#x\n", iBuffer);
2958 /* In the sample 'ogl_offscreen_rendering_3' from codesampler.net I get garbage on the screen.
2959 * I'm not sure if that's a bug in the ATI extension or in the program. I think that the program
2960 * expected a single buffering format since it didn't ask for double buffering. A buffer swap
2961 * fixed the program. I don't know what the correct behavior is. On the other hand that demo
2962 * works fine using our pbuffer emulation path.
2964 return pglXBindTexImageATI(object->display, object->drawable, buffer);
2970 * X11DRV_wglReleaseTexImageARB
2972 * WGL_ARB_render_texture: wglReleaseTexImageARB
2974 static GLboolean WINAPI X11DRV_wglReleaseTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2976 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2977 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2978 if (NULL == object) {
2979 SetLastError(ERROR_INVALID_HANDLE);
2982 if (!object->use_render_texture) {
2983 SetLastError(ERROR_INVALID_HANDLE);
2986 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2989 if (NULL != pglXReleaseTexImageATI) {
2994 case WGL_FRONT_LEFT_ARB:
2995 buffer = GLX_FRONT_LEFT_ATI;
2997 case WGL_FRONT_RIGHT_ARB:
2998 buffer = GLX_FRONT_RIGHT_ATI;
3000 case WGL_BACK_LEFT_ARB:
3001 buffer = GLX_BACK_LEFT_ATI;
3003 case WGL_BACK_RIGHT_ARB:
3004 buffer = GLX_BACK_RIGHT_ATI;
3007 ERR("Unknown iBuffer=%#x\n", iBuffer);
3010 return pglXReleaseTexImageATI(object->display, object->drawable, buffer);
3016 * X11DRV_wglGetExtensionsStringEXT
3018 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
3020 static const char * WINAPI X11DRV_wglGetExtensionsStringEXT(void) {
3021 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
3022 return WineGLInfo.wglExtensions;
3026 * X11DRV_wglGetSwapIntervalEXT
3028 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
3030 static int WINAPI X11DRV_wglGetSwapIntervalEXT(VOID) {
3031 FIXME("(),stub!\n");
3032 return swap_interval;
3036 * X11DRV_wglSwapIntervalEXT
3038 * WGL_EXT_swap_control: wglSwapIntervalEXT
3040 static BOOL WINAPI X11DRV_wglSwapIntervalEXT(int interval) {
3041 TRACE("(%d)\n", interval);
3042 swap_interval = interval;
3043 if (NULL != pglXSwapIntervalSGI) {
3044 return 0 == pglXSwapIntervalSGI(interval);
3046 WARN("(): GLX_SGI_swap_control extension seems not supported\n");
3051 * X11DRV_wglAllocateMemoryNV
3053 * WGL_NV_vertex_array_range: wglAllocateMemoryNV
3055 static void* WINAPI X11DRV_wglAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority) {
3056 TRACE("(%d, %f, %f, %f)\n", size, readfreq, writefreq, priority );
3057 if (pglXAllocateMemoryNV == NULL)
3060 return pglXAllocateMemoryNV(size, readfreq, writefreq, priority);
3064 * X11DRV_wglFreeMemoryNV
3066 * WGL_NV_vertex_array_range: wglFreeMemoryNV
3068 static void WINAPI X11DRV_wglFreeMemoryNV(GLvoid* pointer) {
3069 TRACE("(%p)\n", pointer);
3070 if (pglXFreeMemoryNV == NULL)
3073 pglXFreeMemoryNV(pointer);
3077 * glxRequireVersion (internal)
3079 * Check if the supported GLX version matches requiredVersion.
3081 static BOOL glxRequireVersion(int requiredVersion)
3083 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
3084 if(requiredVersion <= WineGLInfo.glxVersion[1])
3090 static BOOL glxRequireExtension(const char *requiredExtension)
3092 if (strstr(WineGLInfo.glxExtensions, requiredExtension) == NULL) {
3099 static void register_extension_string(const char *ext)
3101 if (WineGLInfo.wglExtensions[0])
3102 strcat(WineGLInfo.wglExtensions, " ");
3103 strcat(WineGLInfo.wglExtensions, ext);
3105 TRACE("'%s'\n", ext);
3108 static BOOL register_extension(const WineGLExtension * ext)
3112 assert( WineGLExtensionListSize < MAX_EXTENSIONS );
3113 WineGLExtensionList[WineGLExtensionListSize++] = ext;
3115 register_extension_string(ext->extName);
3117 for (i = 0; ext->extEntryPoints[i].funcName; ++i)
3118 TRACE(" - '%s'\n", ext->extEntryPoints[i].funcName);
3123 static const WineGLExtension WGL_internal_functions =
3127 { "wglGetIntegerv", X11DRV_wglGetIntegerv },
3128 { "wglFinish", X11DRV_wglFinish },
3129 { "wglFlush", X11DRV_wglFlush },
3134 static const WineGLExtension WGL_ARB_extensions_string =
3136 "WGL_ARB_extensions_string",
3138 { "wglGetExtensionsStringARB", X11DRV_wglGetExtensionsStringARB },
3142 static const WineGLExtension WGL_ARB_make_current_read =
3144 "WGL_ARB_make_current_read",
3146 { "wglGetCurrentReadDCARB", X11DRV_wglGetCurrentReadDCARB },
3147 { "wglMakeContextCurrentARB", X11DRV_wglMakeContextCurrentARB },
3151 static const WineGLExtension WGL_ARB_multisample =
3153 "WGL_ARB_multisample",
3156 static const WineGLExtension WGL_ARB_pbuffer =
3160 { "wglCreatePbufferARB", X11DRV_wglCreatePbufferARB },
3161 { "wglDestroyPbufferARB", X11DRV_wglDestroyPbufferARB },
3162 { "wglGetPbufferDCARB", X11DRV_wglGetPbufferDCARB },
3163 { "wglQueryPbufferARB", X11DRV_wglQueryPbufferARB },
3164 { "wglReleasePbufferDCARB", X11DRV_wglReleasePbufferDCARB },
3165 { "wglSetPbufferAttribARB", X11DRV_wglSetPbufferAttribARB },
3169 static const WineGLExtension WGL_ARB_pixel_format =
3171 "WGL_ARB_pixel_format",
3173 { "wglChoosePixelFormatARB", X11DRV_wglChoosePixelFormatARB },
3174 { "wglGetPixelFormatAttribfvARB", X11DRV_wglGetPixelFormatAttribfvARB },
3175 { "wglGetPixelFormatAttribivARB", X11DRV_wglGetPixelFormatAttribivARB },
3179 static const WineGLExtension WGL_ARB_render_texture =
3181 "WGL_ARB_render_texture",
3183 { "wglBindTexImageARB", X11DRV_wglBindTexImageARB },
3184 { "wglReleaseTexImageARB", X11DRV_wglReleaseTexImageARB },
3188 static const WineGLExtension WGL_EXT_extensions_string =
3190 "WGL_EXT_extensions_string",
3192 { "wglGetExtensionsStringEXT", X11DRV_wglGetExtensionsStringEXT },
3196 static const WineGLExtension WGL_EXT_swap_control =
3198 "WGL_EXT_swap_control",
3200 { "wglSwapIntervalEXT", X11DRV_wglSwapIntervalEXT },
3201 { "wglGetSwapIntervalEXT", X11DRV_wglGetSwapIntervalEXT },
3205 static const WineGLExtension WGL_NV_vertex_array_range =
3207 "WGL_NV_vertex_array_range",
3209 { "wglAllocateMemoryNV", X11DRV_wglAllocateMemoryNV },
3210 { "wglFreeMemoryNV", X11DRV_wglFreeMemoryNV },
3215 * X11DRV_WineGL_LoadExtensions
3217 static void X11DRV_WineGL_LoadExtensions(void)
3219 WineGLInfo.wglExtensions[0] = 0;
3221 /* Load Wine internal functions */
3222 register_extension(&WGL_internal_functions);
3224 /* ARB Extensions */
3226 if(glxRequireExtension("GLX_ARB_fbconfig_float"))
3228 register_extension_string("WGL_ARB_pixel_format_float");
3229 register_extension_string("WGL_ATI_pixel_format_float");
3232 register_extension(&WGL_ARB_extensions_string);
3234 if (glxRequireVersion(3))
3235 register_extension(&WGL_ARB_make_current_read);
3237 if (glxRequireExtension("GLX_ARB_multisample"))
3238 register_extension(&WGL_ARB_multisample);
3240 /* In general pbuffer functionality requires support in the X-server. The functionality is
3241 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
3242 * All display drivers except for Nvidia's use the GLX module from Xfree86/Xorg which only
3243 * supports GLX 1.2. The endresult is that only Nvidia's drivers support pbuffers.
3245 * The only other drive which has pbuffer support is Ati's FGLRX driver. They provide clientside GLX 1.3 support
3246 * without support in the X-server (which other Mesa based drivers require).
3248 * Support pbuffers when the GLX version is 1.3 and GLX_SGIX_pbuffer is available. Further pbuffers can
3249 * also be supported when GLX_ATI_render_texture is available. This extension depends on pbuffers, so when it
3250 * is available pbuffers must be available too. */
3251 if ( (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer")) || glxRequireExtension("GLX_ATI_render_texture"))
3252 register_extension(&WGL_ARB_pbuffer);
3254 register_extension(&WGL_ARB_pixel_format);
3256 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
3257 if (glxRequireExtension("GLX_ATI_render_texture") ||
3258 glxRequireExtension("GLX_ARB_render_texture") ||
3259 (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer") && use_render_texture_emulation))
3261 register_extension(&WGL_ARB_render_texture);
3263 /* The WGL version of GLX_NV_float_buffer requires render_texture */
3264 if(glxRequireExtension("GLX_NV_float_buffer"))
3265 register_extension_string("WGL_NV_float_buffer");
3267 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
3268 if(strstr(WineGLInfo.glExtensions, "GL_NV_texture_rectangle") != NULL)
3269 register_extension_string("WGL_NV_texture_rectangle");
3272 /* EXT Extensions */
3274 register_extension(&WGL_EXT_extensions_string);
3276 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
3277 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
3278 register_extension(&WGL_EXT_swap_control);
3280 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
3281 if(strstr(WineGLInfo.glExtensions, "GL_NV_vertex_array_range") != NULL)
3282 register_extension(&WGL_NV_vertex_array_range);
3286 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3292 if (physDev->bitmap->hbitmap == BITMAP_stock_phys_bitmap.hbitmap)
3293 ret = physDev->drawable; /* PBuffer */
3295 ret = physDev->bitmap->glxpixmap;
3297 else if(physDev->gl_drawable)
3298 ret = physDev->gl_drawable;
3300 ret = physDev->drawable;
3304 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
3307 pglXDestroyGLXPixmap(display, glxpixmap);
3308 wine_tsx11_unlock();
3313 * X11DRV_SwapBuffers
3315 * Swap the buffers of this DC
3317 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
3319 GLXDrawable drawable;
3320 Wine_GLContext *ctx = NtCurrentTeb()->glContext;
3322 if (!has_opengl()) {
3323 ERR("No libGL on this box - disabling OpenGL support !\n");
3327 TRACE_(opengl)("(%p)\n", physDev);
3329 drawable = get_glxdrawable(physDev);
3333 if(physDev->pixmap) {
3334 if(pglXCopySubBufferMESA) {
3335 int w = physDev->dc_rect.right - physDev->dc_rect.left;
3336 int h = physDev->dc_rect.bottom - physDev->dc_rect.top;
3338 /* (glX)SwapBuffers has an implicit glFlush effect, however
3339 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
3343 pglXCopySubBufferMESA(gdi_display, drawable, 0, 0, w, h);
3346 pglXSwapBuffers(gdi_display, drawable);
3349 pglXSwapBuffers(gdi_display, drawable);
3351 flush_gl_drawable(physDev);
3352 wine_tsx11_unlock();
3357 static long prev_time, frames;
3359 DWORD time = GetTickCount();
3361 /* every 1.5 seconds */
3362 if (time - prev_time > 1500) {
3363 TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
3372 /***********************************************************************
3373 * X11DRV_setup_opengl_visual
3375 * Setup the default visual used for OpenGL and Direct3D, and the desktop
3376 * window (if it exists). If OpenGL isn't available, the visual is simply
3377 * set to the default visual for the display
3379 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3381 XVisualInfo *visual = NULL;
3384 /* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support,
3385 * D3D and some applications can make use of aux buffers.
3387 int visualProperties[][11] = {
3388 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_AUX_BUFFERS, 1, None },
3389 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, None },
3390 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, None },
3391 { GLX_RGBA, GLX_DOUBLEBUFFER, GLX_DEPTH_SIZE, 16, None },
3398 for (i = 0; i < sizeof(visualProperties)/sizeof(visualProperties[0]); ++i) {
3399 visual = pglXChooseVisual(display, DefaultScreen(display), visualProperties[i]);
3403 wine_tsx11_unlock();
3406 TRACE("Visual ID %lx Chosen\n", visual->visualid);
3408 WARN("No suitable visual found\n");
3413 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
3415 WineGLPixelFormat *fmt;
3417 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id);
3420 return pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
3423 #else /* no OpenGL includes */
3425 int pixelformat_from_fbconfig_id(XID fbconfig_id)
3430 void mark_drawable_dirty(Drawable old, Drawable new)
3434 void flush_gl_drawable(X11DRV_PDEVICE *physDev)
3438 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
3443 /***********************************************************************
3444 * ChoosePixelFormat (X11DRV.@)
3446 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
3447 const PIXELFORMATDESCRIPTOR *ppfd) {
3448 ERR("No OpenGL support compiled in.\n");
3453 /***********************************************************************
3454 * DescribePixelFormat (X11DRV.@)
3456 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
3459 PIXELFORMATDESCRIPTOR *ppfd) {
3460 ERR("No OpenGL support compiled in.\n");
3465 /***********************************************************************
3466 * GetPixelFormat (X11DRV.@)
3468 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
3469 ERR("No OpenGL support compiled in.\n");
3474 /***********************************************************************
3475 * SetPixelFormat (X11DRV.@)
3477 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
3479 const PIXELFORMATDESCRIPTOR *ppfd) {
3480 ERR("No OpenGL support compiled in.\n");
3485 /***********************************************************************
3486 * SwapBuffers (X11DRV.@)
3488 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
3489 ERR_(opengl)("No OpenGL support compiled in.\n");
3495 * X11DRV_wglCopyContext
3497 * For OpenGL32 wglCopyContext.
3499 BOOL X11DRV_wglCopyContext(HGLRC hglrcSrc, HGLRC hglrcDst, UINT mask) {
3500 ERR_(opengl)("No OpenGL support compiled in.\n");
3505 * X11DRV_wglCreateContext
3507 * For OpenGL32 wglCreateContext.
3509 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev) {
3510 ERR_(opengl)("No OpenGL support compiled in.\n");
3515 * X11DRV_wglDeleteContext
3517 * For OpenGL32 wglDeleteContext.
3519 BOOL X11DRV_wglDeleteContext(HGLRC hglrc) {
3520 ERR_(opengl)("No OpenGL support compiled in.\n");
3525 * X11DRV_wglGetProcAddress
3527 * For OpenGL32 wglGetProcAddress.
3529 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc) {
3530 ERR_(opengl)("No OpenGL support compiled in.\n");
3534 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *hDevice, void *hPbuffer)
3536 ERR_(opengl)("No OpenGL support compiled in.\n");
3540 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc) {
3541 ERR_(opengl)("No OpenGL support compiled in.\n");
3546 * X11DRV_wglMakeCurrent
3548 * For OpenGL32 wglMakeCurrent.
3550 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
3551 ERR_(opengl)("No OpenGL support compiled in.\n");
3556 * X11DRV_wglShareLists
3558 * For OpenGL32 wglShaderLists.
3560 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
3561 ERR_(opengl)("No OpenGL support compiled in.\n");
3566 * X11DRV_wglUseFontBitmapsA
3568 * For OpenGL32 wglUseFontBitmapsA.
3570 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3572 ERR_(opengl)("No OpenGL support compiled in.\n");
3577 * X11DRV_wglUseFontBitmapsW
3579 * For OpenGL32 wglUseFontBitmapsW.
3581 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
3583 ERR_(opengl)("No OpenGL support compiled in.\n");
3587 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
3592 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
3597 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
3602 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
3607 #endif /* defined(HAVE_OPENGL) */