2 * X11DRV OpenGL functions
4 * Copyright 2000 Lionel Ulmer
5 * Copyright 2005 Alex Woods
6 * Copyright 2005 Raphael Junqueira
7 * Copyright 2006-2009 Roderick Colenbrander
8 * Copyright 2006 Tomas Carnecky
9 * Copyright 2012 Alexandre Julliard
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include "wine/port.h"
33 #ifdef HAVE_SYS_SOCKET_H
34 #include <sys/socket.h>
51 #include "wine/library.h"
52 #include "wine/debug.h"
54 WINE_DEFAULT_DEBUG_CHANNEL(wgl);
58 WINE_DECLARE_DEBUG_CHANNEL(winediag);
59 WINE_DECLARE_DEBUG_CHANNEL(fps);
61 #include "wine/wgl_driver.h"
62 #include "wine/wglext.h"
64 /* For compatibility with old Mesa headers */
65 #ifndef GLX_SAMPLE_BUFFERS_ARB
66 # define GLX_SAMPLE_BUFFERS_ARB 100000
68 #ifndef GLX_SAMPLES_ARB
69 # define GLX_SAMPLES_ARB 100001
71 #ifndef GL_TEXTURE_CUBE_MAP
72 # define GL_TEXTURE_CUBE_MAP 0x8513
74 #ifndef GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
75 # define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2
77 #ifndef GLX_EXT_fbconfig_packed_float
78 # define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1
79 # define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT 0x00000008
81 #ifndef GLX_ARB_create_context
82 # define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
83 # define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
84 # define GLX_CONTEXT_FLAGS_ARB 0x2094
86 #ifndef GLX_ARB_create_context_profile
87 # define GLX_CONTEXT_PROFILE_MASK_ARB 0x9126
89 /** GLX_ATI_pixel_format_float */
90 #define GLX_RGBA_FLOAT_ATI_BIT 0x00000100
91 /** GLX_ARB_pixel_format_float */
92 #define GLX_RGBA_FLOAT_BIT 0x00000004
93 #define GLX_RGBA_FLOAT_TYPE 0x20B9
94 /** GL_NV_float_buffer */
95 #define GL_FLOAT_R_NV 0x8880
96 #define GL_FLOAT_RG_NV 0x8881
97 #define GL_FLOAT_RGB_NV 0x8882
98 #define GL_FLOAT_RGBA_NV 0x8883
99 #define GL_FLOAT_R16_NV 0x8884
100 #define GL_FLOAT_R32_NV 0x8885
101 #define GL_FLOAT_RG16_NV 0x8886
102 #define GL_FLOAT_RG32_NV 0x8887
103 #define GL_FLOAT_RGB16_NV 0x8888
104 #define GL_FLOAT_RGB32_NV 0x8889
105 #define GL_FLOAT_RGBA16_NV 0x888A
106 #define GL_FLOAT_RGBA32_NV 0x888B
107 #define GL_TEXTURE_FLOAT_COMPONENTS_NV 0x888C
108 #define GL_FLOAT_CLEAR_COLOR_VALUE_NV 0x888D
109 #define GL_FLOAT_RGBA_MODE_NV 0x888E
110 /** GLX_NV_float_buffer */
111 #define GLX_FLOAT_COMPONENTS_NV 0x20B0
115 const char *glVersion;
120 const char *glxServerVersion;
121 const char *glxServerVendor;
122 const char *glxServerExtensions;
124 const char *glxClientVersion;
125 const char *glxClientVendor;
126 const char *glxClientExtensions;
128 const char *glxExtensions;
131 char wglExtensions[4096];
134 typedef struct wine_glpixelformat {
136 GLXFBConfig fbconfig;
140 DWORD dwFlags; /* We store some PFD_* flags in here for emulated bitmap formats */
146 BOOL has_been_current;
150 WineGLPixelFormat *fmt;
151 int numAttribs; /* This is needed for delaying wglCreateContextAttribsARB */
152 int attribList[16]; /* This is needed for delaying wglCreateContextAttribsARB */
154 Drawable drawables[2];
155 BOOL refresh_drawables;
162 WineGLPixelFormat* fmt;
166 int use_render_texture; /* This is also the internal texture format */
167 int texture_bind_target;
169 GLint texture_format;
170 GLuint texture_target;
178 struct gdi_physdev dev;
179 X11DRV_PDEVICE *x11dev;
180 enum dc_gl_type type; /* type of GL device context */
183 Pixmap pixmap; /* pixmap for a DL_GL_PIXMAP_WIN drawable */
186 static const struct gdi_dc_funcs glxdrv_funcs;
188 static inline struct glx_physdev *get_glxdrv_dev( PHYSDEV dev )
190 return (struct glx_physdev *)dev;
193 static struct list context_list = LIST_INIT( context_list );
194 static struct WineGLInfo WineGLInfo = { 0 };
195 static int use_render_texture_emulation = 1;
196 static BOOL has_swap_control;
197 static int swap_interval = 1;
199 static CRITICAL_SECTION context_section;
200 static CRITICAL_SECTION_DEBUG critsect_debug =
202 0, 0, &context_section,
203 { &critsect_debug.ProcessLocksList, &critsect_debug.ProcessLocksList },
204 0, 0, { (DWORD_PTR)(__FILE__ ": context_section") }
206 static CRITICAL_SECTION context_section = { &critsect_debug, -1, 0, 0, 0, 0 };
208 static struct opengl_funcs opengl_funcs;
210 #define USE_GL_FUNC(name) #name,
211 static const char *opengl_func_names[] = { ALL_WGL_FUNCS };
214 static void X11DRV_WineGL_LoadExtensions(void);
215 static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count);
216 static BOOL glxRequireVersion(int requiredVersion);
218 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) {
219 TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
220 TRACE(" - dwFlags : ");
221 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
222 TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE);
223 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER);
224 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE);
225 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW);
226 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP);
227 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED);
228 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT);
229 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE);
230 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE);
231 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO);
232 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE);
233 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI);
234 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL);
235 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY);
236 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE);
237 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS);
238 /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition
239 * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */
240 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_COMPOSITION);
244 TRACE(" - iPixelType : ");
245 switch (ppfd->iPixelType) {
246 case PFD_TYPE_RGBA: TRACE("PFD_TYPE_RGBA"); break;
247 case PFD_TYPE_COLORINDEX: TRACE("PFD_TYPE_COLORINDEX"); break;
251 TRACE(" - Color : %d\n", ppfd->cColorBits);
252 TRACE(" - Red : %d\n", ppfd->cRedBits);
253 TRACE(" - Green : %d\n", ppfd->cGreenBits);
254 TRACE(" - Blue : %d\n", ppfd->cBlueBits);
255 TRACE(" - Alpha : %d\n", ppfd->cAlphaBits);
256 TRACE(" - Accum : %d\n", ppfd->cAccumBits);
257 TRACE(" - Depth : %d\n", ppfd->cDepthBits);
258 TRACE(" - Stencil : %d\n", ppfd->cStencilBits);
259 TRACE(" - Aux : %d\n", ppfd->cAuxBuffers);
261 TRACE(" - iLayerType : ");
262 switch (ppfd->iLayerType) {
263 case PFD_MAIN_PLANE: TRACE("PFD_MAIN_PLANE"); break;
264 case PFD_OVERLAY_PLANE: TRACE("PFD_OVERLAY_PLANE"); break;
265 case (BYTE)PFD_UNDERLAY_PLANE: TRACE("PFD_UNDERLAY_PLANE"); break;
270 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
271 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
273 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
275 MAKE_FUNCPTR(glXChooseVisual)
276 MAKE_FUNCPTR(glXCopyContext)
277 MAKE_FUNCPTR(glXCreateContext)
278 MAKE_FUNCPTR(glXCreateGLXPixmap)
279 MAKE_FUNCPTR(glXGetCurrentContext)
280 MAKE_FUNCPTR(glXGetCurrentDrawable)
281 MAKE_FUNCPTR(glXDestroyContext)
282 MAKE_FUNCPTR(glXDestroyGLXPixmap)
283 MAKE_FUNCPTR(glXGetConfig)
284 MAKE_FUNCPTR(glXIsDirect)
285 MAKE_FUNCPTR(glXMakeCurrent)
286 MAKE_FUNCPTR(glXSwapBuffers)
287 MAKE_FUNCPTR(glXQueryExtension)
288 MAKE_FUNCPTR(glXQueryVersion)
291 MAKE_FUNCPTR(glXGetClientString)
292 MAKE_FUNCPTR(glXQueryExtensionsString)
293 MAKE_FUNCPTR(glXQueryServerString)
296 MAKE_FUNCPTR(glXGetFBConfigs)
297 MAKE_FUNCPTR(glXChooseFBConfig)
298 MAKE_FUNCPTR(glXCreatePbuffer)
299 MAKE_FUNCPTR(glXCreateNewContext)
300 MAKE_FUNCPTR(glXDestroyPbuffer)
301 MAKE_FUNCPTR(glXGetFBConfigAttrib)
302 MAKE_FUNCPTR(glXGetVisualFromFBConfig)
303 MAKE_FUNCPTR(glXMakeContextCurrent)
304 MAKE_FUNCPTR(glXQueryDrawable)
305 MAKE_FUNCPTR(glXGetCurrentReadDrawable)
309 static GLXContext (*pglXCreateContextAttribsARB)(Display *dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list);
310 static void* (*pglXGetProcAddressARB)(const GLubyte *);
311 static int (*pglXSwapIntervalSGI)(int);
313 /* NV GLX Extension */
314 static void* (*pglXAllocateMemoryNV)(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
315 static void (*pglXFreeMemoryNV)(GLvoid *pointer);
317 /* MESA GLX Extensions */
318 static void (*pglXCopySubBufferMESA)(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height);
320 /* Standard OpenGL */
321 static void (*pglFinish)(void);
322 static void (*pglFlush)(void);
324 static void wglFinish(void);
325 static void wglFlush(void);
327 /* check if the extension is present in the list */
328 static BOOL has_extension( const char *list, const char *ext )
330 size_t len = strlen( ext );
334 while (*list == ' ') list++;
335 if (!strncmp( list, ext, len ) && (!list[len] || list[len] == ' ')) return TRUE;
336 list = strchr( list, ' ' );
341 static int GLXErrorHandler(Display *dpy, XErrorEvent *event, void *arg)
343 /* In the future we might want to find the exact X or GLX error to report back to the app */
347 static BOOL X11DRV_WineGL_InitOpenglInfo(void)
349 int screen = DefaultScreen(gdi_display);
350 Window win = 0, root = 0;
351 const char *gl_renderer;
354 GLXContext ctx = NULL;
355 XSetWindowAttributes attr;
357 int attribList[] = {GLX_RGBA, GLX_DOUBLEBUFFER, None};
359 attr.override_redirect = True;
360 attr.colormap = None;
361 attr.border_pixel = 0;
363 vis = pglXChooseVisual(gdi_display, screen, attribList);
366 WORD old_fs = wine_get_fs();
367 /* Create a GLX Context. Without one we can't query GL information */
368 ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
369 if (wine_get_fs() != old_fs)
371 wine_set_fs( old_fs );
372 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
373 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
377 ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
382 root = RootWindow( gdi_display, vis->screen );
383 if (vis->visual != DefaultVisual( gdi_display, vis->screen ))
384 attr.colormap = XCreateColormap( gdi_display, root, vis->visual, AllocNone );
385 if ((win = XCreateWindow( gdi_display, root, -1, -1, 1, 1, 0, vis->depth, InputOutput,
386 vis->visual, CWBorderPixel | CWOverrideRedirect | CWColormap, &attr )))
387 XMapWindow( gdi_display, win );
391 if(pglXMakeCurrent(gdi_display, win, ctx) == 0)
393 ERR_(winediag)( "Unable to activate OpenGL context, most likely your OpenGL drivers haven't been installed correctly\n" );
396 gl_renderer = (const char *)opengl_funcs.gl.p_glGetString(GL_RENDERER);
397 WineGLInfo.glVersion = (const char *) opengl_funcs.gl.p_glGetString(GL_VERSION);
398 str = (const char *) opengl_funcs.gl.p_glGetString(GL_EXTENSIONS);
399 WineGLInfo.glExtensions = HeapAlloc(GetProcessHeap(), 0, strlen(str)+1);
400 strcpy(WineGLInfo.glExtensions, str);
402 /* Get the common GLX version supported by GLX client and server ( major/minor) */
403 pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]);
405 WineGLInfo.glxServerVersion = pglXQueryServerString(gdi_display, screen, GLX_VERSION);
406 WineGLInfo.glxServerVendor = pglXQueryServerString(gdi_display, screen, GLX_VENDOR);
407 WineGLInfo.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS);
409 WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION);
410 WineGLInfo.glxClientVendor = pglXGetClientString(gdi_display, GLX_VENDOR);
411 WineGLInfo.glxClientExtensions = pglXGetClientString(gdi_display, GLX_EXTENSIONS);
413 WineGLInfo.glxExtensions = pglXQueryExtensionsString(gdi_display, screen);
414 WineGLInfo.glxDirect = pglXIsDirect(gdi_display, ctx);
416 TRACE("GL version : %s.\n", WineGLInfo.glVersion);
417 TRACE("GL renderer : %s.\n", gl_renderer);
418 TRACE("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]);
419 TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion);
420 TRACE("Server GLX vendor: : %s.\n", WineGLInfo.glxServerVendor);
421 TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion);
422 TRACE("Client GLX vendor: : %s.\n", WineGLInfo.glxClientVendor);
423 TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False");
425 if(!WineGLInfo.glxDirect)
427 int fd = ConnectionNumber(gdi_display);
428 struct sockaddr_un uaddr;
429 unsigned int uaddrlen = sizeof(struct sockaddr_un);
431 /* In general indirect rendering on a local X11 server indicates a driver problem.
432 * Detect a local X11 server by checking whether the X11 socket is a Unix socket.
434 if(!getsockname(fd, (struct sockaddr *)&uaddr, &uaddrlen) && uaddr.sun_family == AF_UNIX)
435 ERR_(winediag)("Direct rendering is disabled, most likely your OpenGL drivers "
436 "haven't been installed correctly (using GL renderer %s, version %s).\n",
437 debugstr_a(gl_renderer), debugstr_a(WineGLInfo.glVersion));
441 /* In general you would expect that if direct rendering is returned, that you receive hardware
442 * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
443 * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
444 * software rendering, it shows direct rendering.
446 * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
447 * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
448 * it shows 'Mesa X11'.
450 if(!strcmp(gl_renderer, "Software Rasterizer") || !strcmp(gl_renderer, "Mesa X11"))
451 ERR_(winediag)("The Mesa OpenGL driver is using software rendering, most likely your OpenGL "
452 "drivers haven't been installed correctly (using GL renderer %s, version %s).\n",
453 debugstr_a(gl_renderer), debugstr_a(WineGLInfo.glVersion));
460 pglXMakeCurrent(gdi_display, None, NULL);
461 pglXDestroyContext(gdi_display, ctx);
463 if (win != root) XDestroyWindow( gdi_display, win );
464 if (attr.colormap) XFreeColormap( gdi_display, attr.colormap );
465 if (!ret) ERR(" couldn't initialize OpenGL, expect problems\n");
469 static BOOL has_opengl(void)
471 static int init_done;
472 static void *opengl_handle;
475 int error_base, event_base;
478 if (init_done) return (opengl_handle != NULL);
481 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
482 and include all dependencies */
483 opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, buffer, sizeof(buffer));
484 if (opengl_handle == NULL)
486 ERR( "Failed to load libGL: %s\n", buffer );
487 ERR( "OpenGL support is disabled.\n");
491 for (i = 0; i < sizeof(opengl_func_names)/sizeof(opengl_func_names[0]); i++)
493 if (!(((void **)&opengl_funcs.gl)[i] = wine_dlsym( opengl_handle, opengl_func_names[i], NULL, 0 )))
495 ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names[i] );
500 /* redirect some standard OpenGL functions */
501 #define REDIRECT(func) \
502 do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0)
503 REDIRECT( glFinish );
507 pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
508 if (pglXGetProcAddressARB == NULL) {
509 ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n");
513 #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \
515 ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \
520 LOAD_FUNCPTR(glXChooseVisual);
521 LOAD_FUNCPTR(glXCopyContext);
522 LOAD_FUNCPTR(glXCreateContext);
523 LOAD_FUNCPTR(glXCreateGLXPixmap);
524 LOAD_FUNCPTR(glXGetCurrentContext);
525 LOAD_FUNCPTR(glXGetCurrentDrawable);
526 LOAD_FUNCPTR(glXDestroyContext);
527 LOAD_FUNCPTR(glXDestroyGLXPixmap);
528 LOAD_FUNCPTR(glXGetConfig);
529 LOAD_FUNCPTR(glXIsDirect);
530 LOAD_FUNCPTR(glXMakeCurrent);
531 LOAD_FUNCPTR(glXSwapBuffers);
532 LOAD_FUNCPTR(glXQueryExtension);
533 LOAD_FUNCPTR(glXQueryVersion);
536 LOAD_FUNCPTR(glXGetClientString);
537 LOAD_FUNCPTR(glXQueryExtensionsString);
538 LOAD_FUNCPTR(glXQueryServerString);
541 LOAD_FUNCPTR(glXCreatePbuffer);
542 LOAD_FUNCPTR(glXCreateNewContext);
543 LOAD_FUNCPTR(glXDestroyPbuffer);
544 LOAD_FUNCPTR(glXMakeContextCurrent);
545 LOAD_FUNCPTR(glXGetCurrentReadDrawable);
546 LOAD_FUNCPTR(glXGetFBConfigs);
549 /* It doesn't matter if these fail. They'll only be used if the driver reports
550 the associated extension is available (and if a driver reports the extension
551 is available but fails to provide the functions, it's quite broken) */
552 #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f)
553 /* ARB GLX Extension */
554 LOAD_FUNCPTR(glXCreateContextAttribsARB);
555 /* SGI GLX Extension */
556 LOAD_FUNCPTR(glXSwapIntervalSGI);
557 /* NV GLX Extension */
558 LOAD_FUNCPTR(glXAllocateMemoryNV);
559 LOAD_FUNCPTR(glXFreeMemoryNV);
562 if(!X11DRV_WineGL_InitOpenglInfo()) goto failed;
564 if (pglXQueryExtension(gdi_display, &error_base, &event_base)) {
565 TRACE("GLX is up and running error_base = %d\n", error_base);
567 ERR( "GLX extension is missing, disabling OpenGL.\n" );
571 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
572 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
575 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
576 * depends on the reported GLX client / server version and on the client / server extension list.
577 * Those don't have to be the same.
579 * In general the server GLX information lists the capabilities in case of indirect rendering.
580 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
581 * available and in that case the client GLX informat can be used.
582 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
583 * in the GLX version/extension list. When a program does this it works for certain for both
584 * direct and indirect rendering.
586 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
587 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
588 * extension list which causes this extension not to be listed. (Wine requires this extension).
589 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
590 * pbuffers is around.
592 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
593 * the ATI drivers and from then on use GLX client information for them.
596 if(glxRequireVersion(3)) {
597 pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
598 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
599 pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
600 pglXQueryDrawable = pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable");
601 } else if (has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_fbconfig")) {
602 pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
603 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
604 pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX");
606 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
607 * enable this function when the Xserver understand GLX 1.3 or newer
609 pglXQueryDrawable = NULL;
610 } else if(strcmp("ATI", WineGLInfo.glxClientVendor) == 0) {
611 TRACE("Overriding ATI GLX capabilities!\n");
612 pglXChooseFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
613 pglXGetFBConfigAttrib = pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
614 pglXGetVisualFromFBConfig = pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
615 pglXQueryDrawable = pglXGetProcAddressARB((const GLubyte *) "glXQueryDrawable");
617 /* Use client GLX information in case of the ATI drivers. We override the
618 * capabilities over here and not somewhere else as ATI might better their
619 * life in the future. In case they release proper drivers this block of
620 * code won't be called. */
621 WineGLInfo.glxExtensions = WineGLInfo.glxClientExtensions;
623 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxServerVersion);
626 if (has_extension( WineGLInfo.glxExtensions, "GLX_MESA_copy_sub_buffer")) {
627 pglXCopySubBufferMESA = pglXGetProcAddressARB((const GLubyte *) "glXCopySubBufferMESA");
630 X11DRV_WineGL_LoadExtensions();
634 wine_dlclose(opengl_handle, NULL, 0);
635 opengl_handle = NULL;
639 static int describeContext( struct wgl_context *ctx ) {
642 TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis);
643 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_FBCONFIG_ID, &tmp);
644 TRACE(" - FBCONFIG_ID 0x%x\n", tmp);
645 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &tmp);
646 TRACE(" - VISUAL_ID 0x%x\n", tmp);
651 static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, struct wgl_pbuffer* pbuf) {
656 int nvfloatattrib = GLX_DONT_CARE;
657 int pixelattrib = GLX_DONT_CARE;
659 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
660 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
661 while (iWGLAttr && 0 != iWGLAttr[cur]) {
662 TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]);
664 switch (iWGLAttr[cur]) {
665 case WGL_AUX_BUFFERS_ARB:
666 pop = iWGLAttr[++cur];
667 PUSH2(oGLXAttr, GLX_AUX_BUFFERS, pop);
668 TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur, pop);
670 case WGL_COLOR_BITS_ARB:
671 pop = iWGLAttr[++cur];
672 PUSH2(oGLXAttr, GLX_BUFFER_SIZE, pop);
673 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur, pop);
675 case WGL_BLUE_BITS_ARB:
676 pop = iWGLAttr[++cur];
677 PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop);
678 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop);
680 case WGL_RED_BITS_ARB:
681 pop = iWGLAttr[++cur];
682 PUSH2(oGLXAttr, GLX_RED_SIZE, pop);
683 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop);
685 case WGL_GREEN_BITS_ARB:
686 pop = iWGLAttr[++cur];
687 PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop);
688 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop);
690 case WGL_ALPHA_BITS_ARB:
691 pop = iWGLAttr[++cur];
692 PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop);
693 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop);
695 case WGL_DEPTH_BITS_ARB:
696 pop = iWGLAttr[++cur];
697 PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop);
698 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop);
700 case WGL_STENCIL_BITS_ARB:
701 pop = iWGLAttr[++cur];
702 PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop);
703 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop);
705 case WGL_DOUBLE_BUFFER_ARB:
706 pop = iWGLAttr[++cur];
707 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop);
708 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop);
711 pop = iWGLAttr[++cur];
712 PUSH2(oGLXAttr, GLX_STEREO, pop);
713 TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur, pop);
716 case WGL_PIXEL_TYPE_ARB:
717 pop = iWGLAttr[++cur];
718 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur, pop);
720 case WGL_TYPE_COLORINDEX_ARB: pixelattrib = GLX_COLOR_INDEX_BIT; break ;
721 case WGL_TYPE_RGBA_ARB: pixelattrib = GLX_RGBA_BIT; break ;
722 /* 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 */
723 case WGL_TYPE_RGBA_FLOAT_ATI: pixelattrib = GLX_RGBA_FLOAT_BIT; break ;
724 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT: pixelattrib = GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT; break ;
726 ERR("unexpected PixelType(%x)\n", pop);
731 case WGL_SUPPORT_GDI_ARB:
732 /* This flag is set in a WineGLPixelFormat */
733 pop = iWGLAttr[++cur];
734 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur, pop);
737 case WGL_DRAW_TO_BITMAP_ARB:
738 /* This flag is set in a WineGLPixelFormat */
739 pop = iWGLAttr[++cur];
740 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur, pop);
743 case WGL_DRAW_TO_WINDOW_ARB:
744 pop = iWGLAttr[++cur];
745 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur, pop);
746 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
748 drawattrib |= GLX_WINDOW_BIT;
752 case WGL_DRAW_TO_PBUFFER_ARB:
753 pop = iWGLAttr[++cur];
754 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur, pop);
755 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
757 drawattrib |= GLX_PBUFFER_BIT;
761 case WGL_ACCELERATION_ARB:
762 /* This flag is set in a WineGLPixelFormat */
763 pop = iWGLAttr[++cur];
764 TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur, pop);
767 case WGL_SUPPORT_OPENGL_ARB:
768 pop = iWGLAttr[++cur];
769 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
770 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop);
773 case WGL_SWAP_METHOD_ARB:
774 pop = iWGLAttr[++cur];
775 /* For now we ignore this and just return SWAP_EXCHANGE */
776 TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur, pop);
779 case WGL_PBUFFER_LARGEST_ARB:
780 pop = iWGLAttr[++cur];
781 PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop);
782 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop);
785 case WGL_SAMPLE_BUFFERS_ARB:
786 pop = iWGLAttr[++cur];
787 PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop);
788 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop);
791 case WGL_SAMPLES_ARB:
792 pop = iWGLAttr[++cur];
793 PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop);
794 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop);
797 case WGL_TEXTURE_FORMAT_ARB:
798 case WGL_TEXTURE_TARGET_ARB:
799 case WGL_MIPMAP_TEXTURE_ARB:
800 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]);
801 pop = iWGLAttr[++cur];
803 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]);
805 if (!use_render_texture_emulation) {
806 if (WGL_NO_TEXTURE_ARB != pop) {
807 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr[cur]);
808 return -1; /** error: don't support it */
810 drawattrib |= GLX_PBUFFER_BIT;
814 case WGL_FLOAT_COMPONENTS_NV:
815 nvfloatattrib = iWGLAttr[++cur];
816 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur, nvfloatattrib);
818 case WGL_BIND_TO_TEXTURE_DEPTH_NV:
819 case WGL_BIND_TO_TEXTURE_RGB_ARB:
820 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
821 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV:
822 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV:
823 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV:
824 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV:
825 pop = iWGLAttr[++cur];
826 /** cannot be converted, see direct handling on
827 * - wglGetPixelFormatAttribivARB
828 * TODO: wglChoosePixelFormat
831 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT:
832 pop = iWGLAttr[++cur];
833 PUSH2(oGLXAttr, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT, pop);
834 TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur, pop);
837 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT:
838 pop = iWGLAttr[++cur];
839 PUSH2(oGLXAttr, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT, pop);
840 TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur, pop);
843 FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
849 /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through
850 * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that
851 * pixmap and pbuffer formats appear as well. */
852 if (!drawattrib) drawattrib = GLX_DONT_CARE;
853 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, drawattrib);
854 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib);
856 /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB
857 * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to
858 * GLX_DONT_CARE unless it is overridden. */
859 PUSH2(oGLXAttr, GLX_RENDER_TYPE, pixelattrib);
860 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib);
862 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
863 if (has_extension(WineGLInfo.glxExtensions, "GLX_NV_float_buffer")) {
864 PUSH2(oGLXAttr, GLX_FLOAT_COMPONENTS_NV, nvfloatattrib);
865 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib);
871 static int get_render_type_from_fbconfig(Display *display, GLXFBConfig fbconfig)
873 int render_type=0, render_type_bit;
874 pglXGetFBConfigAttrib(display, fbconfig, GLX_RENDER_TYPE, &render_type_bit);
875 switch(render_type_bit)
878 render_type = GLX_RGBA_TYPE;
880 case GLX_COLOR_INDEX_BIT:
881 render_type = GLX_COLOR_INDEX_TYPE;
883 case GLX_RGBA_FLOAT_BIT:
884 render_type = GLX_RGBA_FLOAT_TYPE;
886 case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT:
887 render_type = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT;
890 ERR("Unknown render_type: %x\n", render_type_bit);
895 /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */
896 static BOOL check_fbconfig_bitmap_capability(Display *display, GLXFBConfig fbconfig)
899 pglXGetFBConfigAttrib(display, fbconfig, GLX_DOUBLEBUFFER, &dbuf);
900 pglXGetFBConfigAttrib(gdi_display, fbconfig, GLX_DRAWABLE_TYPE, &value);
902 /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have
903 * the GLX_PIXMAP_BIT set. */
904 return !dbuf && (value & GLX_PIXMAP_BIT);
907 static WineGLPixelFormat *get_formats(Display *display, int *size_ret, int *onscreen_size_ret)
909 static WineGLPixelFormat *list;
910 static int size, onscreen_size;
912 int fmt_id, nCfgs, i, run, bmp_formats;
914 XVisualInfo *visinfo;
919 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
920 if (NULL == cfgs || 0 == nCfgs) {
921 if(cfgs != NULL) XFree(cfgs);
923 ERR("glXChooseFBConfig returns NULL\n");
927 /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer.
928 * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite).
929 * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated)
930 * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps.
932 * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats.
934 for(i=0, bmp_formats=0; i<nCfgs; i++)
936 if(check_fbconfig_bitmap_capability(display, cfgs[i]))
939 TRACE("Found %d bitmap capable fbconfigs\n", bmp_formats);
941 list = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, (nCfgs + bmp_formats)*sizeof(WineGLPixelFormat));
943 /* Fill the pixel format list. Put onscreen formats at the top and offscreen ones at the bottom.
944 * Do this as GLX doesn't guarantee that the list is sorted */
945 for(run=0; run < 2; run++)
947 for(i=0; i<nCfgs; i++) {
948 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &fmt_id);
949 visinfo = pglXGetVisualFromFBConfig(display, cfgs[i]);
951 /* The first run we only add onscreen formats (ones which have an associated X Visual).
952 * The second run we only set offscreen formats. */
955 /* We implement child window rendering using offscreen buffers (using composite or an XPixmap).
956 * The contents is copied to the destination using XCopyArea. For the copying to work
957 * the depth of the source and destination window should be the same. In general this should
958 * not be a problem for OpenGL as drivers only advertise formats with a similar depth (or no depth).
959 * As of the introduction of composition managers at least Nvidia now also offers ARGB visuals
960 * with a depth of 32 in addition to the default 24 bit. In order to prevent BadMatch errors we only
961 * list formats with the same depth. */
962 if(visinfo->depth != screen_depth)
968 TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i);
969 list[size].iPixelFormat = size+1; /* The index starts at 1 */
970 list[size].fbconfig = cfgs[i];
971 list[size].fmt_id = fmt_id;
972 list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
973 list[size].offscreenOnly = FALSE;
974 list[size].dwFlags = 0;
978 /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */
979 if(check_fbconfig_bitmap_capability(display, cfgs[i]))
981 TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i);
982 list[size].iPixelFormat = size+1; /* The index starts at 1 */
983 list[size].fbconfig = cfgs[i];
984 list[size].fmt_id = fmt_id;
985 list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
986 list[size].offscreenOnly = FALSE;
987 list[size].dwFlags = PFD_DRAW_TO_BITMAP | PFD_SUPPORT_GDI | PFD_GENERIC_FORMAT;
991 } else if(run && !visinfo) {
992 int window_drawable=0;
993 pglXGetFBConfigAttrib(gdi_display, cfgs[i], GLX_DRAWABLE_TYPE, &window_drawable);
995 /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual.
996 * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats
997 * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will
998 * likely make our child window opengl rendering more complicated since likely you can't use
999 * XCopyArea on a GLX Window.
1000 * For now ignore fbconfigs which are window drawable but lack a visual. */
1001 if(window_drawable & GLX_WINDOW_BIT)
1003 TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id);
1007 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id, size+1, i);
1008 list[size].iPixelFormat = size+1; /* The index starts at 1 */
1009 list[size].fbconfig = cfgs[i];
1010 list[size].fmt_id = fmt_id;
1011 list[size].render_type = get_render_type_from_fbconfig(display, cfgs[i]);
1012 list[size].offscreenOnly = TRUE;
1013 list[size].dwFlags = 0;
1017 if (visinfo) XFree(visinfo);
1024 if (size_ret) *size_ret = size;
1025 if (onscreen_size_ret) *onscreen_size_ret = onscreen_size;
1026 wine_tsx11_unlock();
1030 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
1031 * In our WGL implementation we only support a subset of these formats namely the format of
1032 * Wine's main visual and offscreen formats (if they are available).
1033 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
1034 * and it returns the number of supported WGL formats in fmt_count.
1036 static WineGLPixelFormat* ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, BOOL AllowOffscreen, int *fmt_count)
1038 WineGLPixelFormat *list, *res = NULL;
1039 int size, onscreen_size;
1041 if (!(list = get_formats(display, &size, &onscreen_size ))) return NULL;
1043 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
1044 * iPixelFormat in case of probing the number of pixelformats.
1046 if((iPixelFormat > 0) && (iPixelFormat <= size) &&
1047 (!list[iPixelFormat-1].offscreenOnly || AllowOffscreen)) {
1048 res = &list[iPixelFormat-1];
1049 TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n", res->fmt_id, iPixelFormat);
1055 *fmt_count = onscreen_size;
1057 TRACE("Number of returned pixelformats=%d\n", *fmt_count);
1062 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
1063 static WineGLPixelFormat* ConvertPixelFormatGLXtoWGL(Display *display, int fmt_id, DWORD dwFlags)
1065 WineGLPixelFormat *list;
1068 if (!(list = get_formats(display, &size, NULL ))) return NULL;
1070 for(i=0; i<size; i++) {
1071 /* A GLX format can appear multiple times in the pixel format list due to fake formats for bitmap rendering.
1072 * Fake formats might get selected when the user passes the proper flags using the dwFlags parameter. */
1073 if( (list[i].fmt_id == fmt_id) && ((list[i].dwFlags & dwFlags) == dwFlags) ) {
1074 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", list[i].iPixelFormat, fmt_id);
1078 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id);
1082 static int pixelformat_from_fbconfig_id(XID fbconfig_id)
1084 WineGLPixelFormat *fmt;
1086 if (!fbconfig_id) return 0;
1088 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id, 0 /* no flags */);
1090 return fmt->iPixelFormat;
1091 /* This will happen on hwnds without a pixel format set; it's ok */
1096 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
1097 void mark_drawable_dirty(Drawable old, Drawable new)
1099 struct wgl_context *ctx;
1101 EnterCriticalSection( &context_section );
1102 LIST_FOR_EACH_ENTRY( ctx, &context_list, struct wgl_context, entry )
1104 if (old == ctx->drawables[0]) {
1105 ctx->drawables[0] = new;
1106 ctx->refresh_drawables = TRUE;
1108 if (old == ctx->drawables[1]) {
1109 ctx->drawables[1] = new;
1110 ctx->refresh_drawables = TRUE;
1113 LeaveCriticalSection( &context_section );
1116 /* Given the current context, make sure its drawable is sync'd */
1117 static inline void sync_context(struct wgl_context *context)
1119 EnterCriticalSection( &context_section );
1120 if (context->refresh_drawables) {
1121 if (glxRequireVersion(3))
1122 pglXMakeContextCurrent(gdi_display, context->drawables[0],
1123 context->drawables[1], context->ctx);
1125 pglXMakeCurrent(gdi_display, context->drawables[0], context->ctx);
1126 context->refresh_drawables = FALSE;
1128 LeaveCriticalSection( &context_section );
1132 static GLXContext create_glxcontext(Display *display, struct wgl_context *context, GLXContext shareList)
1136 /* We use indirect rendering for rendering to bitmaps. See get_formats for a comment about this. */
1137 BOOL indirect = !(context->fmt->dwFlags & PFD_DRAW_TO_BITMAP);
1139 if(context->gl3_context)
1141 if(context->numAttribs)
1142 ctx = pglXCreateContextAttribsARB(gdi_display, context->fmt->fbconfig, shareList, indirect, context->attribList);
1144 ctx = pglXCreateContextAttribsARB(gdi_display, context->fmt->fbconfig, shareList, indirect, NULL);
1146 else if(context->vis)
1147 ctx = pglXCreateContext(gdi_display, context->vis, shareList, indirect);
1148 else /* Create a GLX Context for a pbuffer */
1149 ctx = pglXCreateNewContext(gdi_display, context->fmt->fbconfig, context->fmt->render_type, shareList, TRUE);
1155 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
1157 return pglXCreateGLXPixmap(display, vis, parent);
1162 * glxdrv_DescribePixelFormat
1164 * Get the pixel-format descriptor associated to the given id
1166 static int glxdrv_wglDescribePixelFormat( HDC hdc, int iPixelFormat,
1167 UINT nBytes, PIXELFORMATDESCRIPTOR *ppfd)
1169 /*XVisualInfo *vis;*/
1172 WineGLPixelFormat *fmt;
1176 if (!has_opengl()) return 0;
1178 TRACE("(%p,%d,%d,%p)\n", hdc, iPixelFormat, nBytes, ppfd);
1180 /* 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 */
1181 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &fmt_count);
1183 /* The application is only querying the number of pixelformats */
1185 } else if(fmt == NULL) {
1186 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat, fmt_count);
1190 if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
1191 ERR("Wrong structure size !\n");
1192 /* Should set error */
1198 memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
1199 ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
1202 /* These flags are always the same... */
1203 ppfd->dwFlags = PFD_SUPPORT_OPENGL;
1204 /* Now the flags extracted from the Visual */
1206 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1207 if(value & GLX_WINDOW_BIT)
1208 ppfd->dwFlags |= PFD_DRAW_TO_WINDOW;
1210 /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info)
1211 * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a
1212 * Radeon 9000 indicated that all bitmap formats have PFD_SUPPORT_GDI. Except for 2 formats on the Radeon 9000 none of the hw accelerated formats
1213 * offered the GDI bit either. */
1214 ppfd->dwFlags |= fmt->dwFlags & (PFD_DRAW_TO_BITMAP | PFD_SUPPORT_GDI);
1216 /* PFD_GENERIC_FORMAT - gdi software rendering
1217 * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl)
1218 * none set - full hardware accelerated by a ICD
1220 * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */
1221 ppfd->dwFlags |= fmt->dwFlags & (PFD_GENERIC_FORMAT | PFD_GENERIC_ACCELERATED);
1223 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DOUBLEBUFFER, &value);
1225 ppfd->dwFlags |= PFD_DOUBLEBUFFER;
1226 ppfd->dwFlags &= ~PFD_SUPPORT_GDI;
1228 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
1231 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RENDER_TYPE, &value);
1232 if (value & GLX_RGBA_BIT)
1233 ppfd->iPixelType = PFD_TYPE_RGBA;
1235 ppfd->iPixelType = PFD_TYPE_COLORINDEX;
1238 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BUFFER_SIZE, &value);
1239 ppfd->cColorBits = value;
1241 /* Red, green, blue and alpha bits / shifts */
1242 if (ppfd->iPixelType == PFD_TYPE_RGBA) {
1243 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_RED_SIZE, &rb);
1244 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_GREEN_SIZE, &gb);
1245 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_BLUE_SIZE, &bb);
1246 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ALPHA_SIZE, &ab);
1248 ppfd->cRedBits = rb;
1249 ppfd->cRedShift = gb + bb + ab;
1250 ppfd->cBlueBits = bb;
1251 ppfd->cBlueShift = ab;
1252 ppfd->cGreenBits = gb;
1253 ppfd->cGreenShift = bb + ab;
1254 ppfd->cAlphaBits = ab;
1255 ppfd->cAlphaShift = 0;
1258 ppfd->cRedShift = 0;
1259 ppfd->cBlueBits = 0;
1260 ppfd->cBlueShift = 0;
1261 ppfd->cGreenBits = 0;
1262 ppfd->cGreenShift = 0;
1263 ppfd->cAlphaBits = 0;
1264 ppfd->cAlphaShift = 0;
1267 /* Accum RGBA bits */
1268 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &rb);
1269 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &gb);
1270 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &bb);
1271 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &ab);
1273 ppfd->cAccumBits = rb+gb+bb+ab;
1274 ppfd->cAccumRedBits = rb;
1275 ppfd->cAccumGreenBits = gb;
1276 ppfd->cAccumBlueBits = bb;
1277 ppfd->cAccumAlphaBits = ab;
1280 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_AUX_BUFFERS, &value);
1281 ppfd->cAuxBuffers = value;
1284 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DEPTH_SIZE, &value);
1285 ppfd->cDepthBits = value;
1288 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_STENCIL_SIZE, &value);
1289 ppfd->cStencilBits = value;
1291 ppfd->iLayerType = PFD_MAIN_PLANE;
1293 if (TRACE_ON(wgl)) {
1294 dump_PIXELFORMATDESCRIPTOR(ppfd);
1300 /***********************************************************************
1301 * glxdrv_wglGetPixelFormat
1303 static int glxdrv_wglGetPixelFormat( HDC hdc )
1305 struct x11drv_escape_get_drawable escape;
1306 WineGLPixelFormat *fmt;
1309 TRACE( "(%p)\n", hdc );
1311 escape.code = X11DRV_GET_DRAWABLE;
1312 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code,
1313 sizeof(escape), (LPSTR)&escape ))
1316 if (!escape.pixel_format) return 0; /* not set yet */
1318 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE, &tmp);
1321 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", escape.pixel_format);
1324 if (fmt->offscreenOnly)
1326 /* Offscreen formats can't be used with traditional WGL calls.
1327 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1328 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt->iPixelFormat);
1331 TRACE("(%p): returns %d\n", hdc, escape.pixel_format);
1332 return escape.pixel_format;
1335 /***********************************************************************
1336 * glxdrv_wglSetPixelFormat
1338 static BOOL glxdrv_wglSetPixelFormat( HDC hdc, int iPixelFormat, const PIXELFORMATDESCRIPTOR *ppfd )
1340 struct x11drv_escape_get_drawable escape;
1341 WineGLPixelFormat *fmt;
1345 TRACE("(%p,%d,%p)\n", hdc, iPixelFormat, ppfd);
1347 escape.code = X11DRV_GET_DRAWABLE;
1348 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code,
1349 sizeof(escape), (LPSTR)&escape ))
1352 if (escape.pixel_format) /* cannot change it if already set */
1353 return (escape.pixel_format == iPixelFormat);
1355 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1356 if (escape.drawable == root_window)
1358 ERR("Invalid operation on root_window\n");
1362 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1363 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, FALSE /* Offscreen */, &value);
1365 ERR("Invalid iPixelFormat: %d\n", iPixelFormat);
1369 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1371 hwnd = WindowFromDC( hdc );
1373 if(!(value&GLX_WINDOW_BIT)) {
1374 WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat);
1378 if(!SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, fmt->fmt_id, 0)) {
1379 ERR("Couldn't set format of the window, returning failure\n");
1382 /* physDev->current_pf will be set by the DCE update */
1384 else FIXME("called on a non-window object?\n");
1386 if (TRACE_ON(wgl)) {
1389 gl_test = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_FBCONFIG_ID, &value);
1391 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1393 TRACE(" FBConfig have :\n");
1394 TRACE(" - FBCONFIG_ID 0x%x\n", value);
1395 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_VISUAL_ID, &value);
1396 TRACE(" - VISUAL_ID 0x%x\n", value);
1397 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
1398 TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
1404 /***********************************************************************
1405 * glxdrv_wglCopyContext
1407 static BOOL glxdrv_wglCopyContext(struct wgl_context *src, struct wgl_context *dst, UINT mask)
1409 TRACE("%p -> %p mask %#x\n", src, dst, mask);
1411 pglXCopyContext(gdi_display, src->ctx, dst->ctx, mask);
1413 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1417 /***********************************************************************
1418 * glxdrv_wglCreateContext
1420 static struct wgl_context *glxdrv_wglCreateContext( HDC hdc )
1422 struct x11drv_escape_get_drawable escape;
1423 struct wgl_context *ret;
1424 WineGLPixelFormat *fmt;
1427 TRACE( "(%p)\n", hdc );
1429 escape.code = X11DRV_GET_DRAWABLE;
1430 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code,
1431 sizeof(escape), (LPSTR)&escape ))
1434 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE /* Offscreen */, &fmt_count);
1435 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1436 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1437 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1438 * If this fails something is very wrong on the system. */
1440 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape.pixel_format);
1441 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1445 if (!(ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret)))) return 0;
1449 ret->has_been_current = FALSE;
1450 ret->sharing = FALSE;
1452 ret->vis = pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
1453 ret->ctx = create_glxcontext(gdi_display, ret, NULL);
1455 EnterCriticalSection( &context_section );
1456 list_add_head( &context_list, &ret->entry );
1457 LeaveCriticalSection( &context_section );
1459 TRACE(" creating context %p (GL context creation delayed)\n", ret);
1463 /***********************************************************************
1464 * glxdrv_wglDeleteContext
1466 static void glxdrv_wglDeleteContext(struct wgl_context *ctx)
1468 TRACE("(%p)\n", ctx);
1470 EnterCriticalSection( &context_section );
1471 list_remove( &ctx->entry );
1472 LeaveCriticalSection( &context_section );
1474 if (ctx->ctx) pglXDestroyContext( gdi_display, ctx->ctx );
1475 if (ctx->vis) XFree( ctx->vis );
1476 HeapFree( GetProcessHeap(), 0, ctx );
1479 /***********************************************************************
1480 * glxdrv_wglGetProcAddress
1482 static PROC glxdrv_wglGetProcAddress(LPCSTR lpszProc)
1484 if (!strncmp(lpszProc, "wgl", 3)) return NULL;
1485 return pglXGetProcAddressARB((const GLubyte*)lpszProc);
1488 /***********************************************************************
1489 * glxdrv_wglMakeCurrent
1491 static BOOL glxdrv_wglMakeCurrent(HDC hdc, struct wgl_context *ctx)
1494 struct x11drv_escape_get_drawable escape;
1496 TRACE("(%p,%p)\n", hdc, ctx);
1500 pglXMakeCurrent(gdi_display, None, NULL);
1501 NtCurrentTeb()->glContext = NULL;
1505 escape.code = X11DRV_GET_DRAWABLE;
1506 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code,
1507 sizeof(escape), (LPSTR)&escape ))
1510 if (!escape.pixel_format)
1512 WARN("Trying to use an invalid drawable\n");
1513 SetLastError(ERROR_INVALID_HANDLE);
1516 if (ctx->fmt->iPixelFormat != escape.pixel_format)
1518 WARN( "mismatched pixel format hdc %p %u ctx %p %u\n",
1519 hdc, escape.pixel_format, ctx, ctx->fmt->iPixelFormat );
1520 SetLastError( ERROR_INVALID_PIXEL_FORMAT );
1525 if (TRACE_ON(wgl)) {
1527 pglXGetFBConfigAttrib(gdi_display, ctx->fmt->fbconfig, GLX_VISUAL_ID, &vis_id);
1528 describeContext(ctx);
1529 TRACE("hdc %p drawable %lx fmt %u vis %x ctx %p\n", hdc,
1530 escape.gl_drawable, escape.pixel_format, vis_id, ctx->ctx);
1533 ret = pglXMakeCurrent(gdi_display, escape.gl_drawable, ctx->ctx);
1537 NtCurrentTeb()->glContext = ctx;
1539 EnterCriticalSection( &context_section );
1540 ctx->has_been_current = TRUE;
1542 ctx->drawables[0] = escape.gl_drawable;
1543 ctx->drawables[1] = escape.gl_drawable;
1544 ctx->refresh_drawables = FALSE;
1545 LeaveCriticalSection( &context_section );
1548 SetLastError(ERROR_INVALID_HANDLE);
1550 TRACE(" returning %s\n", (ret ? "True" : "False"));
1554 /***********************************************************************
1555 * X11DRV_wglMakeContextCurrentARB
1557 static BOOL X11DRV_wglMakeContextCurrentARB( HDC draw_hdc, HDC read_hdc, struct wgl_context *ctx )
1559 struct x11drv_escape_get_drawable escape_draw, escape_read;
1562 TRACE("(%p,%p,%p)\n", draw_hdc, read_hdc, ctx);
1566 pglXMakeCurrent(gdi_display, None, NULL);
1567 NtCurrentTeb()->glContext = NULL;
1571 escape_draw.code = X11DRV_GET_DRAWABLE;
1572 if (!ExtEscape( draw_hdc, X11DRV_ESCAPE, sizeof(escape_draw.code), (LPCSTR)&escape_draw.code,
1573 sizeof(escape_draw), (LPSTR)&escape_draw ))
1576 escape_read.code = X11DRV_GET_DRAWABLE;
1577 if (!ExtEscape( read_hdc, X11DRV_ESCAPE, sizeof(escape_read.code), (LPCSTR)&escape_read.code,
1578 sizeof(escape_read), (LPSTR)&escape_read ))
1581 if (!escape_draw.pixel_format)
1583 WARN("Trying to use an invalid drawable\n");
1584 SetLastError(ERROR_INVALID_HANDLE);
1589 if (!pglXMakeContextCurrent) return FALSE;
1591 ret = pglXMakeContextCurrent(gdi_display, escape_draw.gl_drawable, escape_read.gl_drawable, ctx->ctx);
1594 EnterCriticalSection( &context_section );
1595 ctx->has_been_current = TRUE;
1596 ctx->hdc = draw_hdc;
1597 ctx->drawables[0] = escape_draw.gl_drawable;
1598 ctx->drawables[1] = escape_read.gl_drawable;
1599 ctx->refresh_drawables = FALSE;
1600 LeaveCriticalSection( &context_section );
1601 NtCurrentTeb()->glContext = ctx;
1604 SetLastError(ERROR_INVALID_HANDLE);
1607 TRACE(" returning %s\n", (ret ? "True" : "False"));
1611 /***********************************************************************
1612 * glxdrv_wglShareLists
1614 static BOOL glxdrv_wglShareLists(struct wgl_context *org, struct wgl_context *dest)
1616 TRACE("(%p, %p)\n", org, dest);
1618 /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done
1619 * at context creation time but in case of WGL it is done using wglShareLists.
1620 * In the past we tried to emulate wglShareLists by delaying GLX context creation until
1621 * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes
1622 * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases,
1623 * so there delaying context creation doesn't work.
1625 * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB
1626 * and when a program requests sharing we recreate the destination context if it hasn't been made
1627 * current or when it hasn't shared display lists before.
1630 if((org->has_been_current && dest->has_been_current) || dest->has_been_current)
1632 ERR("Could not share display lists, one of the contexts has been current already !\n");
1635 else if(dest->sharing)
1637 ERR("Could not share display lists because hglrc2 has already shared lists before\n");
1642 describeContext(org);
1643 describeContext(dest);
1645 /* Re-create the GLX context and share display lists */
1646 pglXDestroyContext(gdi_display, dest->ctx);
1647 dest->ctx = create_glxcontext(gdi_display, dest, org->ctx);
1648 TRACE(" re-created an OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
1650 org->sharing = TRUE;
1651 dest->sharing = TRUE;
1657 static void flush_gl_drawable( struct glx_physdev *physdev )
1660 int w = physdev->x11dev->dc_rect.right - physdev->x11dev->dc_rect.left;
1661 int h = physdev->x11dev->dc_rect.bottom - physdev->x11dev->dc_rect.top;
1662 Drawable src = physdev->drawable;
1664 if (w <= 0 || h <= 0) return;
1666 switch (physdev->type)
1668 case DC_GL_PIXMAP_WIN:
1669 src = physdev->pixmap;
1671 case DC_GL_CHILD_WIN:
1672 /* The GL drawable may be lagged behind if we don't flush first, so
1673 * flush the display make sure we copy up-to-date data */
1674 XFlush(gdi_display);
1675 XSetFunction(gdi_display, physdev->x11dev->gc, GXcopy);
1676 XCopyArea(gdi_display, src, physdev->x11dev->drawable, physdev->x11dev->gc, 0, 0, w, h,
1677 physdev->x11dev->dc_rect.left, physdev->x11dev->dc_rect.top);
1678 SetRect( &rect, 0, 0, w, h );
1679 add_device_bounds( physdev->x11dev, &rect );
1686 static void wglFinish(void)
1688 struct wgl_context *ctx = NtCurrentTeb()->glContext;
1689 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
1693 ExtEscape( ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
1696 static void wglFlush(void)
1698 struct wgl_context *ctx = NtCurrentTeb()->glContext;
1699 enum x11drv_escape_codes code = X11DRV_FLUSH_GL_DRAWABLE;
1703 ExtEscape( ctx->hdc, X11DRV_ESCAPE, sizeof(code), (LPSTR)&code, 0, NULL );
1706 /***********************************************************************
1707 * X11DRV_wglCreateContextAttribsARB
1709 static struct wgl_context *X11DRV_wglCreateContextAttribsARB( HDC hdc, struct wgl_context *hShareContext,
1710 const int* attribList )
1712 struct x11drv_escape_get_drawable escape;
1713 struct wgl_context *ret;
1714 WineGLPixelFormat *fmt;
1717 TRACE("(%p %p %p)\n", hdc, hShareContext, attribList);
1719 escape.code = X11DRV_GET_DRAWABLE;
1720 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape.code), (LPCSTR)&escape.code,
1721 sizeof(escape), (LPSTR)&escape ))
1724 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, escape.pixel_format, TRUE /* Offscreen */, &fmt_count);
1725 /* wglCreateContextAttribsARB supports ALL pixel formats, so also offscreen ones.
1726 * If this fails something is very wrong on the system. */
1729 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape.pixel_format);
1730 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1734 if (!(ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*ret)))) return 0;
1738 ret->vis = NULL; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */
1739 ret->gl3_context = TRUE;
1741 ret->numAttribs = 0;
1744 int *pAttribList = (int*)attribList;
1745 int *pContextAttribList = &ret->attribList[0];
1746 /* attribList consists of pairs {token, value] terminated with 0 */
1747 while(pAttribList[0] != 0)
1749 TRACE("%#x %#x\n", pAttribList[0], pAttribList[1]);
1750 switch(pAttribList[0])
1752 case WGL_CONTEXT_MAJOR_VERSION_ARB:
1753 pContextAttribList[0] = GLX_CONTEXT_MAJOR_VERSION_ARB;
1754 pContextAttribList[1] = pAttribList[1];
1756 case WGL_CONTEXT_MINOR_VERSION_ARB:
1757 pContextAttribList[0] = GLX_CONTEXT_MINOR_VERSION_ARB;
1758 pContextAttribList[1] = pAttribList[1];
1760 case WGL_CONTEXT_LAYER_PLANE_ARB:
1762 case WGL_CONTEXT_FLAGS_ARB:
1763 pContextAttribList[0] = GLX_CONTEXT_FLAGS_ARB;
1764 pContextAttribList[1] = pAttribList[1];
1766 case WGL_CONTEXT_PROFILE_MASK_ARB:
1767 pContextAttribList[0] = GLX_CONTEXT_PROFILE_MASK_ARB;
1768 pContextAttribList[1] = pAttribList[1];
1771 ERR("Unhandled attribList pair: %#x %#x\n", pAttribList[0], pAttribList[1]);
1776 pContextAttribList += 2;
1780 X11DRV_expect_error(gdi_display, GLXErrorHandler, NULL);
1781 ret->ctx = create_glxcontext(gdi_display, ret, NULL);
1783 XSync(gdi_display, False);
1784 if(X11DRV_check_error() || !ret->ctx)
1786 /* In the future we should convert the GLX error to a win32 one here if needed */
1787 ERR("Context creation failed\n");
1788 HeapFree( GetProcessHeap(), 0, ret );
1792 EnterCriticalSection( &context_section );
1793 list_add_head( &context_list, &ret->entry );
1794 LeaveCriticalSection( &context_section );
1796 TRACE(" creating context %p\n", ret);
1801 * X11DRV_wglGetExtensionsStringARB
1803 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
1805 static const GLubyte *X11DRV_wglGetExtensionsStringARB(HDC hdc)
1807 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
1808 return (const GLubyte *)WineGLInfo.wglExtensions;
1812 * X11DRV_wglCreatePbufferARB
1814 * WGL_ARB_pbuffer: wglCreatePbufferARB
1816 static struct wgl_pbuffer *X11DRV_wglCreatePbufferARB( HDC hdc, int iPixelFormat, int iWidth, int iHeight,
1817 const int *piAttribList )
1819 struct wgl_pbuffer* object = NULL;
1820 WineGLPixelFormat *fmt = NULL;
1825 TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
1827 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
1828 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nCfgs);
1830 ERR("(%p): invalid pixel format %d\n", hdc, iPixelFormat);
1831 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1835 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*object));
1836 if (NULL == object) {
1837 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
1840 object->width = iWidth;
1841 object->height = iHeight;
1844 PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
1845 PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
1846 while (piAttribList && 0 != *piAttribList) {
1848 switch (*piAttribList) {
1849 case WGL_PBUFFER_LARGEST_ARB: {
1851 attr_v = *piAttribList;
1852 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v);
1853 PUSH2(attribs, GLX_LARGEST_PBUFFER, attr_v);
1857 case WGL_TEXTURE_FORMAT_ARB: {
1859 attr_v = *piAttribList;
1860 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
1861 if (WGL_NO_TEXTURE_ARB == attr_v) {
1862 object->use_render_texture = 0;
1864 if (!use_render_texture_emulation) {
1865 SetLastError(ERROR_INVALID_DATA);
1869 case WGL_TEXTURE_RGB_ARB:
1870 object->use_render_texture = GL_RGB;
1871 object->texture_bpp = 3;
1872 object->texture_format = GL_RGB;
1873 object->texture_type = GL_UNSIGNED_BYTE;
1875 case WGL_TEXTURE_RGBA_ARB:
1876 object->use_render_texture = GL_RGBA;
1877 object->texture_bpp = 4;
1878 object->texture_format = GL_RGBA;
1879 object->texture_type = GL_UNSIGNED_BYTE;
1882 /* WGL_FLOAT_COMPONENTS_NV */
1883 case WGL_TEXTURE_FLOAT_R_NV:
1884 object->use_render_texture = GL_FLOAT_R_NV;
1885 object->texture_bpp = 4;
1886 object->texture_format = GL_RED;
1887 object->texture_type = GL_FLOAT;
1889 case WGL_TEXTURE_FLOAT_RG_NV:
1890 object->use_render_texture = GL_FLOAT_RG_NV;
1891 object->texture_bpp = 8;
1892 object->texture_format = GL_LUMINANCE_ALPHA;
1893 object->texture_type = GL_FLOAT;
1895 case WGL_TEXTURE_FLOAT_RGB_NV:
1896 object->use_render_texture = GL_FLOAT_RGB_NV;
1897 object->texture_bpp = 12;
1898 object->texture_format = GL_RGB;
1899 object->texture_type = GL_FLOAT;
1901 case WGL_TEXTURE_FLOAT_RGBA_NV:
1902 object->use_render_texture = GL_FLOAT_RGBA_NV;
1903 object->texture_bpp = 16;
1904 object->texture_format = GL_RGBA;
1905 object->texture_type = GL_FLOAT;
1908 ERR("Unknown texture format: %x\n", attr_v);
1909 SetLastError(ERROR_INVALID_DATA);
1916 case WGL_TEXTURE_TARGET_ARB: {
1918 attr_v = *piAttribList;
1919 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v);
1920 if (WGL_NO_TEXTURE_ARB == attr_v) {
1921 object->texture_target = 0;
1923 if (!use_render_texture_emulation) {
1924 SetLastError(ERROR_INVALID_DATA);
1928 case WGL_TEXTURE_CUBE_MAP_ARB: {
1929 if (iWidth != iHeight) {
1930 SetLastError(ERROR_INVALID_DATA);
1933 object->texture_target = GL_TEXTURE_CUBE_MAP;
1934 object->texture_bind_target = GL_TEXTURE_BINDING_CUBE_MAP;
1937 case WGL_TEXTURE_1D_ARB: {
1939 SetLastError(ERROR_INVALID_DATA);
1942 object->texture_target = GL_TEXTURE_1D;
1943 object->texture_bind_target = GL_TEXTURE_BINDING_1D;
1946 case WGL_TEXTURE_2D_ARB: {
1947 object->texture_target = GL_TEXTURE_2D;
1948 object->texture_bind_target = GL_TEXTURE_BINDING_2D;
1951 case WGL_TEXTURE_RECTANGLE_NV: {
1952 object->texture_target = GL_TEXTURE_RECTANGLE_NV;
1953 object->texture_bind_target = GL_TEXTURE_BINDING_RECTANGLE_NV;
1957 ERR("Unknown texture target: %x\n", attr_v);
1958 SetLastError(ERROR_INVALID_DATA);
1965 case WGL_MIPMAP_TEXTURE_ARB: {
1967 attr_v = *piAttribList;
1968 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v);
1969 if (!use_render_texture_emulation) {
1970 SetLastError(ERROR_INVALID_DATA);
1979 PUSH1(attribs, None);
1980 object->drawable = pglXCreatePbuffer(gdi_display, fmt->fbconfig, attribs);
1981 TRACE("new Pbuffer drawable as %lx\n", object->drawable);
1982 if (!object->drawable) {
1983 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
1984 goto create_failed; /* unexpected error */
1986 TRACE("->(%p)\n", object);
1990 HeapFree(GetProcessHeap(), 0, object);
1991 TRACE("->(FAILED)\n");
1996 * X11DRV_wglDestroyPbufferARB
1998 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2000 static BOOL X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer *object )
2002 TRACE("(%p)\n", object);
2004 pglXDestroyPbuffer(gdi_display, object->drawable);
2005 HeapFree(GetProcessHeap(), 0, object);
2010 * X11DRV_wglGetPbufferDCARB
2012 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2014 static HDC X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer *object )
2016 struct x11drv_escape_set_drawable escape;
2019 hdc = CreateDCA( "DISPLAY", NULL, NULL, NULL );
2022 escape.code = X11DRV_SET_DRAWABLE;
2023 escape.drawable = object->drawable;
2024 escape.mode = IncludeInferiors;
2025 SetRect( &escape.dc_rect, 0, 0, object->width, object->height );
2026 escape.fbconfig_id = object->fmt->fmt_id;
2027 escape.gl_drawable = object->drawable;
2029 escape.gl_type = DC_GL_PBUFFER;
2030 ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPSTR)&escape, 0, NULL );
2032 TRACE( "(%p)->(%p)\n", object, hdc );
2037 * X11DRV_wglQueryPbufferARB
2039 * WGL_ARB_pbuffer: wglQueryPbufferARB
2041 static BOOL X11DRV_wglQueryPbufferARB( struct wgl_pbuffer *object, int iAttribute, int *piValue )
2043 TRACE("(%p, 0x%x, %p)\n", object, iAttribute, piValue);
2045 switch (iAttribute) {
2046 case WGL_PBUFFER_WIDTH_ARB:
2047 pglXQueryDrawable(gdi_display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
2049 case WGL_PBUFFER_HEIGHT_ARB:
2050 pglXQueryDrawable(gdi_display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
2053 case WGL_PBUFFER_LOST_ARB:
2054 /* GLX Pbuffers cannot be lost by default. We can support this by
2055 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2056 * to receive pixel buffer clobber events, however that may or may
2057 * not give any benefit */
2058 *piValue = GL_FALSE;
2061 case WGL_TEXTURE_FORMAT_ARB:
2062 if (!object->use_render_texture) {
2063 *piValue = WGL_NO_TEXTURE_ARB;
2065 if (!use_render_texture_emulation) {
2066 SetLastError(ERROR_INVALID_HANDLE);
2069 switch(object->use_render_texture) {
2071 *piValue = WGL_TEXTURE_RGB_ARB;
2074 *piValue = WGL_TEXTURE_RGBA_ARB;
2076 /* WGL_FLOAT_COMPONENTS_NV */
2078 *piValue = WGL_TEXTURE_FLOAT_R_NV;
2080 case GL_FLOAT_RG_NV:
2081 *piValue = WGL_TEXTURE_FLOAT_RG_NV;
2083 case GL_FLOAT_RGB_NV:
2084 *piValue = WGL_TEXTURE_FLOAT_RGB_NV;
2086 case GL_FLOAT_RGBA_NV:
2087 *piValue = WGL_TEXTURE_FLOAT_RGBA_NV;
2090 ERR("Unknown texture format: %x\n", object->use_render_texture);
2095 case WGL_TEXTURE_TARGET_ARB:
2096 if (!object->texture_target){
2097 *piValue = WGL_NO_TEXTURE_ARB;
2099 if (!use_render_texture_emulation) {
2100 SetLastError(ERROR_INVALID_DATA);
2103 switch (object->texture_target) {
2104 case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_1D_ARB; break;
2105 case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_2D_ARB; break;
2106 case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break;
2107 case GL_TEXTURE_RECTANGLE_NV: *piValue = WGL_TEXTURE_RECTANGLE_NV; break;
2112 case WGL_MIPMAP_TEXTURE_ARB:
2113 *piValue = GL_FALSE; /** don't support that */
2114 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute);
2118 FIXME("unexpected attribute %x\n", iAttribute);
2126 * X11DRV_wglReleasePbufferDCARB
2128 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2130 static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer *object, HDC hdc )
2132 TRACE("(%p, %p)\n", object, hdc);
2133 return DeleteDC(hdc);
2137 * X11DRV_wglSetPbufferAttribARB
2139 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2141 static BOOL X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer *object, const int *piAttribList )
2143 GLboolean ret = GL_FALSE;
2145 WARN("(%p, %p): alpha-testing, report any problem\n", object, piAttribList);
2147 if (!object->use_render_texture) {
2148 SetLastError(ERROR_INVALID_HANDLE);
2151 if (1 == use_render_texture_emulation) {
2158 * X11DRV_wglChoosePixelFormatARB
2160 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2162 static BOOL X11DRV_wglChoosePixelFormatARB( HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList,
2163 UINT nMaxFormats, int *piFormats, UINT *nNumFormats )
2168 GLXFBConfig* cfgs = NULL;
2172 WineGLPixelFormat *fmt;
2178 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats);
2179 if (NULL != pfAttribFList) {
2180 FIXME("unused pfAttribFList\n");
2183 nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL);
2184 if (-1 == nAttribs) {
2185 WARN("Cannot convert WGL to GLX attributes\n");
2188 PUSH1(attribs, None);
2190 /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats).
2191 * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the WineGLPixelFormat. We don't query these attributes
2192 * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on by passing a dwFlags to 'ConvertPixelFormatGLXtoWGL'. */
2193 for(i=0; piAttribIList[i] != 0; i+=2)
2195 switch(piAttribIList[i])
2197 case WGL_DRAW_TO_BITMAP_ARB:
2198 if(piAttribIList[i+1])
2199 dwFlags |= PFD_DRAW_TO_BITMAP;
2201 case WGL_ACCELERATION_ARB:
2202 switch(piAttribIList[i+1])
2204 case WGL_NO_ACCELERATION_ARB:
2205 dwFlags |= PFD_GENERIC_FORMAT;
2207 case WGL_GENERIC_ACCELERATION_ARB:
2208 dwFlags |= PFD_GENERIC_ACCELERATED;
2210 case WGL_FULL_ACCELERATION_ARB:
2215 case WGL_SUPPORT_GDI_ARB:
2216 if(piAttribIList[i+1])
2217 dwFlags |= PFD_SUPPORT_GDI;
2222 /* Search for FB configurations matching the requirements in attribs */
2223 cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs);
2225 WARN("Compatible Pixel Format not found\n");
2229 /* Loop through all matching formats and check if they are suitable.
2230 * Note that this function should at max return nMaxFormats different formats */
2231 for(run=0; run < 2; run++)
2233 for (it = 0; it < nCfgs && pfmt_it < nMaxFormats; ++it)
2235 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id);
2237 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2241 /* Search for the format in our list of compatible formats */
2242 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fmt_id, dwFlags);
2246 /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */
2247 if( ((run == 0) && fmt->offscreenOnly) || ((run == 1) && !fmt->offscreenOnly) )
2250 piFormats[pfmt_it] = fmt->iPixelFormat;
2251 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it + 1, nCfgs, fmt_id, piFormats[pfmt_it]);
2256 *nNumFormats = pfmt_it;
2263 * X11DRV_wglGetPixelFormatAttribivARB
2265 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2267 static BOOL X11DRV_wglGetPixelFormatAttribivARB( HDC hdc, int iPixelFormat, int iLayerPlane,
2268 UINT nAttributes, const int *piAttributes, int *piValues )
2271 WineGLPixelFormat *fmt = NULL;
2275 int nWGLFormats = 0;
2277 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues);
2279 if (0 < iLayerPlane) {
2280 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane);
2284 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2285 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2286 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2287 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, TRUE /* Offscreen */, &nWGLFormats);
2289 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat);
2292 for (i = 0; i < nAttributes; ++i) {
2293 const int curWGLAttr = piAttributes[i];
2294 TRACE("pAttr[%d] = %x\n", i, curWGLAttr);
2296 switch (curWGLAttr) {
2297 case WGL_NUMBER_PIXEL_FORMATS_ARB:
2298 piValues[i] = nWGLFormats;
2301 case WGL_SUPPORT_OPENGL_ARB:
2302 piValues[i] = GL_TRUE;
2305 case WGL_ACCELERATION_ARB:
2306 curGLXAttr = GLX_CONFIG_CAVEAT;
2307 if (!fmt) goto pix_error;
2308 if(fmt->dwFlags & PFD_GENERIC_FORMAT)
2309 piValues[i] = WGL_NO_ACCELERATION_ARB;
2310 else if(fmt->dwFlags & PFD_GENERIC_ACCELERATED)
2311 piValues[i] = WGL_GENERIC_ACCELERATION_ARB;
2313 piValues[i] = WGL_FULL_ACCELERATION_ARB;
2316 case WGL_TRANSPARENT_ARB:
2317 curGLXAttr = GLX_TRANSPARENT_TYPE;
2318 if (!fmt) goto pix_error;
2319 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2320 if (hTest) goto get_error;
2321 piValues[i] = GL_FALSE;
2322 if (GLX_NONE != tmp) piValues[i] = GL_TRUE;
2325 case WGL_PIXEL_TYPE_ARB:
2326 curGLXAttr = GLX_RENDER_TYPE;
2327 if (!fmt) goto pix_error;
2328 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2329 if (hTest) goto get_error;
2330 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp);
2331 if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; }
2332 else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; }
2333 else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2334 else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2335 else if (tmp & GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT) { piValues[i] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT; }
2337 ERR("unexpected RenderType(%x)\n", tmp);
2338 piValues[i] = WGL_TYPE_RGBA_ARB;
2342 case WGL_COLOR_BITS_ARB:
2343 curGLXAttr = GLX_BUFFER_SIZE;
2346 case WGL_BIND_TO_TEXTURE_RGB_ARB:
2347 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
2348 if (!use_render_texture_emulation) {
2349 piValues[i] = GL_FALSE;
2352 curGLXAttr = GLX_RENDER_TYPE;
2353 if (!fmt) goto pix_error;
2354 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, &tmp);
2355 if (hTest) goto get_error;
2356 if (GLX_COLOR_INDEX_BIT == tmp) {
2357 piValues[i] = GL_FALSE;
2360 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2361 if (hTest) goto get_error;
2362 piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
2365 case WGL_BLUE_BITS_ARB:
2366 curGLXAttr = GLX_BLUE_SIZE;
2368 case WGL_RED_BITS_ARB:
2369 curGLXAttr = GLX_RED_SIZE;
2371 case WGL_GREEN_BITS_ARB:
2372 curGLXAttr = GLX_GREEN_SIZE;
2374 case WGL_ALPHA_BITS_ARB:
2375 curGLXAttr = GLX_ALPHA_SIZE;
2377 case WGL_DEPTH_BITS_ARB:
2378 curGLXAttr = GLX_DEPTH_SIZE;
2380 case WGL_STENCIL_BITS_ARB:
2381 curGLXAttr = GLX_STENCIL_SIZE;
2383 case WGL_DOUBLE_BUFFER_ARB:
2384 curGLXAttr = GLX_DOUBLEBUFFER;
2386 case WGL_STEREO_ARB:
2387 curGLXAttr = GLX_STEREO;
2389 case WGL_AUX_BUFFERS_ARB:
2390 curGLXAttr = GLX_AUX_BUFFERS;
2393 case WGL_SUPPORT_GDI_ARB:
2394 if (!fmt) goto pix_error;
2395 piValues[i] = (fmt->dwFlags & PFD_SUPPORT_GDI) != 0;
2398 case WGL_DRAW_TO_BITMAP_ARB:
2399 if (!fmt) goto pix_error;
2400 piValues[i] = (fmt->dwFlags & PFD_DRAW_TO_BITMAP) != 0;
2403 case WGL_DRAW_TO_WINDOW_ARB:
2404 case WGL_DRAW_TO_PBUFFER_ARB:
2405 if (!fmt) goto pix_error;
2406 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &tmp);
2407 if (hTest) goto get_error;
2408 if((curWGLAttr == WGL_DRAW_TO_WINDOW_ARB && (tmp&GLX_WINDOW_BIT)) ||
2409 (curWGLAttr == WGL_DRAW_TO_PBUFFER_ARB && (tmp&GLX_PBUFFER_BIT)))
2410 piValues[i] = GL_TRUE;
2412 piValues[i] = GL_FALSE;
2415 case WGL_SWAP_METHOD_ARB:
2416 /* For now return SWAP_EXCHANGE_ARB which is the best type of buffer switch available.
2417 * Later on we can also use GLX_OML_swap_method on drivers which support this. At this
2418 * point only ATI offers this.
2420 piValues[i] = WGL_SWAP_EXCHANGE_ARB;
2423 case WGL_PBUFFER_LARGEST_ARB:
2424 curGLXAttr = GLX_LARGEST_PBUFFER;
2427 case WGL_SAMPLE_BUFFERS_ARB:
2428 curGLXAttr = GLX_SAMPLE_BUFFERS_ARB;
2431 case WGL_SAMPLES_ARB:
2432 curGLXAttr = GLX_SAMPLES_ARB;
2435 case WGL_FLOAT_COMPONENTS_NV:
2436 curGLXAttr = GLX_FLOAT_COMPONENTS_NV;
2439 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT:
2440 curGLXAttr = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT;
2443 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT:
2444 curGLXAttr = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT;
2447 case WGL_ACCUM_RED_BITS_ARB:
2448 curGLXAttr = GLX_ACCUM_RED_SIZE;
2450 case WGL_ACCUM_GREEN_BITS_ARB:
2451 curGLXAttr = GLX_ACCUM_GREEN_SIZE;
2453 case WGL_ACCUM_BLUE_BITS_ARB:
2454 curGLXAttr = GLX_ACCUM_BLUE_SIZE;
2456 case WGL_ACCUM_ALPHA_BITS_ARB:
2457 curGLXAttr = GLX_ACCUM_ALPHA_SIZE;
2459 case WGL_ACCUM_BITS_ARB:
2460 if (!fmt) goto pix_error;
2461 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_RED_SIZE, &tmp);
2462 if (hTest) goto get_error;
2464 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_GREEN_SIZE, &tmp);
2465 if (hTest) goto get_error;
2467 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_BLUE_SIZE, &tmp);
2468 if (hTest) goto get_error;
2470 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_ACCUM_ALPHA_SIZE, &tmp);
2471 if (hTest) goto get_error;
2476 FIXME("unsupported %x WGL Attribute\n", curWGLAttr);
2479 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2480 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2481 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2483 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2484 * and check which options can work using iPixelFormat=0 and which not.
2485 * A problem would be that this function is an extension. This would
2486 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2488 if (0 != curGLXAttr && iPixelFormat != 0) {
2489 if (!fmt) goto pix_error;
2490 hTest = pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, curGLXAttr, piValues + i);
2491 if (hTest) goto get_error;
2494 piValues[i] = GL_FALSE;
2500 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr);
2504 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nWGLFormats);
2509 * X11DRV_wglGetPixelFormatAttribfvARB
2511 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2513 static BOOL X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc, int iPixelFormat, int iLayerPlane,
2514 UINT nAttributes, const int *piAttributes, FLOAT *pfValues )
2520 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues);
2522 /* Allocate a temporary array to store integer values */
2523 attr = HeapAlloc(GetProcessHeap(), 0, nAttributes * sizeof(int));
2525 ERR("couldn't allocate %d array\n", nAttributes);
2529 /* Piggy-back on wglGetPixelFormatAttribivARB */
2530 ret = X11DRV_wglGetPixelFormatAttribivARB(hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, attr);
2532 /* Convert integer values to float. Should also check for attributes
2533 that can give decimal values here */
2534 for (i=0; i<nAttributes;i++) {
2535 pfValues[i] = attr[i];
2539 HeapFree(GetProcessHeap(), 0, attr);
2544 * X11DRV_wglBindTexImageARB
2546 * WGL_ARB_render_texture: wglBindTexImageARB
2548 static BOOL X11DRV_wglBindTexImageARB( struct wgl_pbuffer *object, int iBuffer )
2550 GLboolean ret = GL_FALSE;
2552 TRACE("(%p, %d)\n", object, iBuffer);
2554 if (!object->use_render_texture) {
2555 SetLastError(ERROR_INVALID_HANDLE);
2559 if (1 == use_render_texture_emulation) {
2560 static int init = 0;
2561 int prev_binded_texture = 0;
2562 GLXContext prev_context;
2563 Drawable prev_drawable;
2564 GLXContext tmp_context;
2566 prev_context = pglXGetCurrentContext();
2567 prev_drawable = pglXGetCurrentDrawable();
2569 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2570 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2571 isn't ideal performance wise but I wasn't able to get other ways working.
2574 init = 1; /* Only show the FIXME once for performance reasons */
2575 FIXME("partial stub!\n");
2578 TRACE("drawable=%lx, context=%p\n", object->drawable, prev_context);
2579 tmp_context = pglXCreateNewContext(gdi_display, object->fmt->fbconfig, object->fmt->render_type, prev_context, True);
2581 opengl_funcs.gl.p_glGetIntegerv(object->texture_bind_target, &prev_binded_texture);
2583 /* Switch to our pbuffer */
2584 pglXMakeCurrent(gdi_display, object->drawable, tmp_context);
2586 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2587 * After that upload the pbuffer texture data. */
2588 opengl_funcs.gl.p_glBindTexture(object->texture_target, prev_binded_texture);
2589 opengl_funcs.gl.p_glCopyTexImage2D(object->texture_target, 0, object->use_render_texture, 0, 0, object->width, object->height, 0);
2591 /* Switch back to the original drawable and upload the pbuffer-texture */
2592 pglXMakeCurrent(gdi_display, prev_drawable, prev_context);
2593 pglXDestroyContext(gdi_display, tmp_context);
2601 * X11DRV_wglReleaseTexImageARB
2603 * WGL_ARB_render_texture: wglReleaseTexImageARB
2605 static BOOL X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer *object, int iBuffer )
2607 GLboolean ret = GL_FALSE;
2609 TRACE("(%p, %d)\n", object, iBuffer);
2611 if (!object->use_render_texture) {
2612 SetLastError(ERROR_INVALID_HANDLE);
2615 if (1 == use_render_texture_emulation) {
2622 * X11DRV_wglGetExtensionsStringEXT
2624 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
2626 static const GLubyte *X11DRV_wglGetExtensionsStringEXT(void)
2628 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2629 return (const GLubyte *)WineGLInfo.wglExtensions;
2633 * X11DRV_wglGetSwapIntervalEXT
2635 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
2637 static int X11DRV_wglGetSwapIntervalEXT(void)
2639 /* GLX_SGI_swap_control doesn't have any provisions for getting the swap
2640 * interval, so the swap interval has to be tracked. */
2642 return swap_interval;
2646 * X11DRV_wglSwapIntervalEXT
2648 * WGL_EXT_swap_control: wglSwapIntervalEXT
2650 static BOOL X11DRV_wglSwapIntervalEXT(int interval)
2654 TRACE("(%d)\n", interval);
2658 SetLastError(ERROR_INVALID_DATA);
2661 else if (!has_swap_control && interval == 0)
2663 /* wglSwapIntervalEXT considers an interval value of zero to mean that
2664 * vsync should be disabled, but glXSwapIntervalSGI considers such a
2665 * value to be an error. Just silently ignore the request for now. */
2666 WARN("Request to disable vertical sync is not handled\n");
2671 if (pglXSwapIntervalSGI)
2672 ret = !pglXSwapIntervalSGI(interval);
2674 WARN("GLX_SGI_swap_control extension is not available\n");
2677 swap_interval = interval;
2679 SetLastError(ERROR_DC_NOT_FOUND);
2686 * X11DRV_wglSetPixelFormatWINE
2688 * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE
2689 * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times.
2691 static BOOL X11DRV_wglSetPixelFormatWINE(HDC hdc, int format)
2693 WineGLPixelFormat *fmt;
2697 TRACE("(%p,%d)\n", hdc, format);
2699 fmt = ConvertPixelFormatWGLtoGLX(gdi_display, format, FALSE /* Offscreen */, &value);
2702 ERR( "Invalid format %d\n", format );
2706 hwnd = WindowFromDC( hdc );
2707 if (!hwnd || hwnd == GetDesktopWindow())
2709 ERR( "not a valid window DC %p\n", hdc );
2713 pglXGetFBConfigAttrib(gdi_display, fmt->fbconfig, GLX_DRAWABLE_TYPE, &value);
2714 if (!(value & GLX_WINDOW_BIT))
2716 WARN( "Pixel format %d is not compatible for window rendering\n", format );
2720 return SendMessageW(hwnd, WM_X11DRV_SET_WIN_FORMAT, fmt->fmt_id, 0);
2721 /* DC pixel format will be set by the DCE update */
2725 * glxRequireVersion (internal)
2727 * Check if the supported GLX version matches requiredVersion.
2729 static BOOL glxRequireVersion(int requiredVersion)
2731 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
2732 if(requiredVersion <= WineGLInfo.glxVersion[1])
2738 static void register_extension(const char *ext)
2740 if (WineGLInfo.wglExtensions[0])
2741 strcat(WineGLInfo.wglExtensions, " ");
2742 strcat(WineGLInfo.wglExtensions, ext);
2744 TRACE("'%s'\n", ext);
2748 * X11DRV_WineGL_LoadExtensions
2750 static void X11DRV_WineGL_LoadExtensions(void)
2752 WineGLInfo.wglExtensions[0] = 0;
2754 /* ARB Extensions */
2756 if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_create_context"))
2758 register_extension( "WGL_ARB_create_context" );
2759 opengl_funcs.ext.p_wglCreateContextAttribsARB = X11DRV_wglCreateContextAttribsARB;
2761 if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_create_context_profile"))
2762 register_extension("WGL_ARB_create_context_profile");
2765 if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_fbconfig_float"))
2767 register_extension("WGL_ARB_pixel_format_float");
2768 register_extension("WGL_ATI_pixel_format_float");
2771 register_extension( "WGL_ARB_extensions_string" );
2772 opengl_funcs.ext.p_wglGetExtensionsStringARB = X11DRV_wglGetExtensionsStringARB;
2774 if (glxRequireVersion(3))
2776 register_extension( "WGL_ARB_make_current_read" );
2777 opengl_funcs.ext.p_wglGetCurrentReadDCARB = (void *)1; /* never called */
2778 opengl_funcs.ext.p_wglMakeContextCurrentARB = X11DRV_wglMakeContextCurrentARB;
2781 if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" );
2783 /* In general pbuffer functionality requires support in the X-server. The functionality is
2784 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
2786 if ( glxRequireVersion(3) && has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_pbuffer") )
2788 register_extension( "WGL_ARB_pbuffer" );
2789 opengl_funcs.ext.p_wglCreatePbufferARB = X11DRV_wglCreatePbufferARB;
2790 opengl_funcs.ext.p_wglDestroyPbufferARB = X11DRV_wglDestroyPbufferARB;
2791 opengl_funcs.ext.p_wglGetPbufferDCARB = X11DRV_wglGetPbufferDCARB;
2792 opengl_funcs.ext.p_wglQueryPbufferARB = X11DRV_wglQueryPbufferARB;
2793 opengl_funcs.ext.p_wglReleasePbufferDCARB = X11DRV_wglReleasePbufferDCARB;
2794 opengl_funcs.ext.p_wglSetPbufferAttribARB = X11DRV_wglSetPbufferAttribARB;
2797 register_extension( "WGL_ARB_pixel_format" );
2798 opengl_funcs.ext.p_wglChoosePixelFormatARB = X11DRV_wglChoosePixelFormatARB;
2799 opengl_funcs.ext.p_wglGetPixelFormatAttribfvARB = X11DRV_wglGetPixelFormatAttribfvARB;
2800 opengl_funcs.ext.p_wglGetPixelFormatAttribivARB = X11DRV_wglGetPixelFormatAttribivARB;
2802 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
2803 if (has_extension( WineGLInfo.glxExtensions, "GLX_ARB_render_texture") ||
2804 (glxRequireVersion(3) && has_extension( WineGLInfo.glxExtensions, "GLX_SGIX_pbuffer") && use_render_texture_emulation))
2806 register_extension( "WGL_ARB_render_texture" );
2807 opengl_funcs.ext.p_wglBindTexImageARB = X11DRV_wglBindTexImageARB;
2808 opengl_funcs.ext.p_wglReleaseTexImageARB = X11DRV_wglReleaseTexImageARB;
2810 /* The WGL version of GLX_NV_float_buffer requires render_texture */
2811 if (has_extension( WineGLInfo.glxExtensions, "GLX_NV_float_buffer"))
2812 register_extension("WGL_NV_float_buffer");
2814 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
2815 if (has_extension(WineGLInfo.glExtensions, "GL_NV_texture_rectangle"))
2816 register_extension("WGL_NV_texture_rectangle");
2819 /* EXT Extensions */
2821 register_extension( "WGL_EXT_extensions_string" );
2822 opengl_funcs.ext.p_wglGetExtensionsStringEXT = X11DRV_wglGetExtensionsStringEXT;
2824 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
2825 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
2826 register_extension( "WGL_EXT_swap_control" );
2827 opengl_funcs.ext.p_wglSwapIntervalEXT = X11DRV_wglSwapIntervalEXT;
2828 opengl_funcs.ext.p_wglGetSwapIntervalEXT = X11DRV_wglGetSwapIntervalEXT;
2830 if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_framebuffer_sRGB"))
2831 register_extension("WGL_EXT_framebuffer_sRGB");
2833 if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_fbconfig_packed_float"))
2834 register_extension("WGL_EXT_pixel_format_packed_float");
2836 if (has_extension( WineGLInfo.glxExtensions, "GLX_EXT_swap_control"))
2837 has_swap_control = TRUE;
2839 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
2840 if (has_extension(WineGLInfo.glExtensions, "GL_NV_vertex_array_range"))
2842 register_extension( "WGL_NV_vertex_array_range" );
2843 opengl_funcs.ext.p_wglAllocateMemoryNV = pglXAllocateMemoryNV;
2844 opengl_funcs.ext.p_wglFreeMemoryNV = pglXFreeMemoryNV;
2847 /* WINE-specific WGL Extensions */
2849 /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset).
2850 * The default wglSetPixelFormat doesn't allow this, so add our own which allows it.
2852 register_extension( "WGL_WINE_pixel_format_passthrough" );
2853 opengl_funcs.ext.p_wglSetPixelFormatWINE = X11DRV_wglSetPixelFormatWINE;
2857 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
2859 pglXDestroyGLXPixmap(display, glxpixmap);
2864 * glxdrv_SwapBuffers
2866 * Swap the buffers of this DC
2868 static BOOL glxdrv_SwapBuffers(PHYSDEV dev)
2870 struct glx_physdev *physdev = get_glxdrv_dev( dev );
2871 struct wgl_context *ctx = NtCurrentTeb()->glContext;
2873 TRACE("(%p)\n", dev->hdc);
2877 WARN("Using a NULL context, skipping\n");
2878 SetLastError(ERROR_INVALID_HANDLE);
2882 if (!physdev->drawable)
2884 WARN("Using an invalid drawable, skipping\n");
2885 SetLastError(ERROR_INVALID_HANDLE);
2890 switch (physdev->type)
2892 case DC_GL_PIXMAP_WIN:
2893 if(pglXCopySubBufferMESA) {
2894 int w = physdev->x11dev->dc_rect.right - physdev->x11dev->dc_rect.left;
2895 int h = physdev->x11dev->dc_rect.bottom - physdev->x11dev->dc_rect.top;
2897 /* (glX)SwapBuffers has an implicit glFlush effect, however
2898 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
2902 pglXCopySubBufferMESA(gdi_display, physdev->drawable, 0, 0, w, h);
2907 pglXSwapBuffers(gdi_display, physdev->drawable);
2911 flush_gl_drawable( physdev );
2916 static long prev_time, start_time;
2917 static unsigned long frames, frames_total;
2919 DWORD time = GetTickCount();
2922 /* every 1.5 seconds */
2923 if (time - prev_time > 1500) {
2924 TRACE_(fps)("@ approx %.2ffps, total %.2ffps\n",
2925 1000.0*frames/(time - prev_time), 1000.0*frames_total/(time - start_time));
2928 if(start_time == 0) start_time = time;
2935 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
2937 WineGLPixelFormat *fmt;
2939 fmt = ConvertPixelFormatGLXtoWGL(gdi_display, fbconfig_id, 0 /* no flags */);
2943 return pglXGetVisualFromFBConfig(gdi_display, fmt->fbconfig);
2946 static BOOL create_glx_dc( PHYSDEV *pdev )
2948 /* assume that only the main x11 device implements GetDeviceCaps */
2949 X11DRV_PDEVICE *x11dev = get_x11drv_dev( GET_NEXT_PHYSDEV( *pdev, pGetDeviceCaps ));
2950 struct glx_physdev *physdev = HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(*physdev) );
2952 if (!physdev) return FALSE;
2953 physdev->x11dev = x11dev;
2954 push_dc_driver( pdev, &physdev->dev, &glxdrv_funcs );
2958 /**********************************************************************
2961 static BOOL glxdrv_CreateDC( PHYSDEV *pdev, LPCWSTR driver, LPCWSTR device,
2962 LPCWSTR output, const DEVMODEW* initData )
2964 return create_glx_dc( pdev );
2967 /**********************************************************************
2968 * glxdrv_CreateCompatibleDC
2970 static BOOL glxdrv_CreateCompatibleDC( PHYSDEV orig, PHYSDEV *pdev )
2972 if (orig) /* chain to next driver first */
2974 orig = GET_NEXT_PHYSDEV( orig, pCreateCompatibleDC );
2975 if (!orig->funcs->pCreateCompatibleDC( orig, pdev )) return FALSE;
2977 /* otherwise we have been called by x11drv */
2978 return create_glx_dc( pdev );
2981 /**********************************************************************
2984 static BOOL glxdrv_DeleteDC( PHYSDEV dev )
2986 struct glx_physdev *physdev = get_glxdrv_dev( dev );
2987 HeapFree( GetProcessHeap(), 0, physdev );
2991 /**********************************************************************
2994 static INT glxdrv_ExtEscape( PHYSDEV dev, INT escape, INT in_count, LPCVOID in_data,
2995 INT out_count, LPVOID out_data )
2997 struct glx_physdev *physdev = get_glxdrv_dev( dev );
2999 dev = GET_NEXT_PHYSDEV( dev, pExtEscape );
3001 if (escape == X11DRV_ESCAPE && in_data && in_count >= sizeof(enum x11drv_escape_codes))
3003 switch (*(const enum x11drv_escape_codes *)in_data)
3005 case X11DRV_SET_DRAWABLE:
3006 if (in_count >= sizeof(struct x11drv_escape_set_drawable))
3008 const struct x11drv_escape_set_drawable *data = in_data;
3009 physdev->pixel_format = pixelformat_from_fbconfig_id( data->fbconfig_id );
3010 physdev->type = data->gl_type;
3011 physdev->drawable = data->gl_drawable;
3012 physdev->pixmap = data->pixmap;
3013 TRACE( "SET_DRAWABLE hdc %p drawable %lx pf %u type %u\n",
3014 dev->hdc, physdev->drawable, physdev->pixel_format, physdev->type );
3017 case X11DRV_GET_DRAWABLE:
3018 if (out_count >= sizeof(struct x11drv_escape_get_drawable))
3020 struct x11drv_escape_get_drawable *data = out_data;
3021 data->pixel_format = physdev->pixel_format;
3022 data->gl_type = physdev->type;
3023 data->gl_drawable = physdev->drawable;
3024 data->pixmap = physdev->pixmap;
3027 case X11DRV_FLUSH_GL_DRAWABLE:
3028 flush_gl_drawable( physdev );
3034 return dev->funcs->pExtEscape( dev, escape, in_count, in_data, out_count, out_data );
3037 /**********************************************************************
3038 * glxdrv_wine_get_wgl_driver
3040 static struct opengl_funcs * glxdrv_wine_get_wgl_driver( PHYSDEV dev, UINT version )
3042 if (version != WINE_WGL_DRIVER_VERSION)
3044 ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version, WINE_WGL_DRIVER_VERSION );
3048 if (has_opengl()) return &opengl_funcs;
3050 dev = GET_NEXT_PHYSDEV( dev, wine_get_wgl_driver );
3051 return dev->funcs->wine_get_wgl_driver( dev, version );
3054 static const struct gdi_dc_funcs glxdrv_funcs =
3056 NULL, /* pAbortDoc */
3057 NULL, /* pAbortPath */
3058 NULL, /* pAlphaBlend */
3059 NULL, /* pAngleArc */
3062 NULL, /* pBeginPath */
3063 NULL, /* pBlendImage */
3065 NULL, /* pCloseFigure */
3066 glxdrv_CreateCompatibleDC, /* pCreateCompatibleDC */
3067 glxdrv_CreateDC, /* pCreateDC */
3068 glxdrv_DeleteDC, /* pDeleteDC */
3069 NULL, /* pDeleteObject */
3070 NULL, /* pDeviceCapabilities */
3071 NULL, /* pEllipse */
3073 NULL, /* pEndPage */
3074 NULL, /* pEndPath */
3075 NULL, /* pEnumFonts */
3076 NULL, /* pEnumICMProfiles */
3077 NULL, /* pExcludeClipRect */
3078 NULL, /* pExtDeviceMode */
3079 glxdrv_ExtEscape, /* pExtEscape */
3080 NULL, /* pExtFloodFill */
3081 NULL, /* pExtSelectClipRgn */
3082 NULL, /* pExtTextOut */
3083 NULL, /* pFillPath */
3084 NULL, /* pFillRgn */
3085 NULL, /* pFlattenPath */
3086 NULL, /* pFontIsLinked */
3087 NULL, /* pFrameRgn */
3088 NULL, /* pGdiComment */
3089 NULL, /* pGdiRealizationInfo */
3090 NULL, /* pGetBoundsRect */
3091 NULL, /* pGetCharABCWidths */
3092 NULL, /* pGetCharABCWidthsI */
3093 NULL, /* pGetCharWidth */
3094 NULL, /* pGetDeviceCaps */
3095 NULL, /* pGetDeviceGammaRamp */
3096 NULL, /* pGetFontData */
3097 NULL, /* pGetFontUnicodeRanges */
3098 NULL, /* pGetGlyphIndices */
3099 NULL, /* pGetGlyphOutline */
3100 NULL, /* pGetICMProfile */
3101 NULL, /* pGetImage */
3102 NULL, /* pGetKerningPairs */
3103 NULL, /* pGetNearestColor */
3104 NULL, /* pGetOutlineTextMetrics */
3105 NULL, /* pGetPixel */
3106 NULL, /* pGetSystemPaletteEntries */
3107 NULL, /* pGetTextCharsetInfo */
3108 NULL, /* pGetTextExtentExPoint */
3109 NULL, /* pGetTextExtentExPointI */
3110 NULL, /* pGetTextFace */
3111 NULL, /* pGetTextMetrics */
3112 NULL, /* pGradientFill */
3113 NULL, /* pIntersectClipRect */
3114 NULL, /* pInvertRgn */
3116 NULL, /* pModifyWorldTransform */
3118 NULL, /* pOffsetClipRgn */
3119 NULL, /* pOffsetViewportOrg */
3120 NULL, /* pOffsetWindowOrg */
3121 NULL, /* pPaintRgn */
3124 NULL, /* pPolyBezier */
3125 NULL, /* pPolyBezierTo */
3126 NULL, /* pPolyDraw */
3127 NULL, /* pPolyPolygon */
3128 NULL, /* pPolyPolyline */
3129 NULL, /* pPolygon */
3130 NULL, /* pPolyline */
3131 NULL, /* pPolylineTo */
3132 NULL, /* pPutImage */
3133 NULL, /* pRealizeDefaultPalette */
3134 NULL, /* pRealizePalette */
3135 NULL, /* pRectangle */
3136 NULL, /* pResetDC */
3137 NULL, /* pRestoreDC */
3138 NULL, /* pRoundRect */
3140 NULL, /* pScaleViewportExt */
3141 NULL, /* pScaleWindowExt */
3142 NULL, /* pSelectBitmap */
3143 NULL, /* pSelectBrush */
3144 NULL, /* pSelectClipPath */
3145 NULL, /* pSelectFont */
3146 NULL, /* pSelectPalette */
3147 NULL, /* pSelectPen */
3148 NULL, /* pSetArcDirection */
3149 NULL, /* pSetBkColor */
3150 NULL, /* pSetBkMode */
3151 NULL, /* pSetBoundsRect */
3152 NULL, /* pSetDCBrushColor */
3153 NULL, /* pSetDCPenColor */
3154 NULL, /* pSetDIBitsToDevice */
3155 NULL, /* pSetDeviceClipping */
3156 NULL, /* pSetDeviceGammaRamp */
3157 NULL, /* pSetLayout */
3158 NULL, /* pSetMapMode */
3159 NULL, /* pSetMapperFlags */
3160 NULL, /* pSetPixel */
3161 NULL, /* pSetPolyFillMode */
3162 NULL, /* pSetROP2 */
3163 NULL, /* pSetRelAbs */
3164 NULL, /* pSetStretchBltMode */
3165 NULL, /* pSetTextAlign */
3166 NULL, /* pSetTextCharacterExtra */
3167 NULL, /* pSetTextColor */
3168 NULL, /* pSetTextJustification */
3169 NULL, /* pSetViewportExt */
3170 NULL, /* pSetViewportOrg */
3171 NULL, /* pSetWindowExt */
3172 NULL, /* pSetWindowOrg */
3173 NULL, /* pSetWorldTransform */
3174 NULL, /* pStartDoc */
3175 NULL, /* pStartPage */
3176 NULL, /* pStretchBlt */
3177 NULL, /* pStretchDIBits */
3178 NULL, /* pStrokeAndFillPath */
3179 NULL, /* pStrokePath */
3180 glxdrv_SwapBuffers, /* pSwapBuffers */
3181 NULL, /* pUnrealizePalette */
3182 NULL, /* pWidenPath */
3183 glxdrv_wine_get_wgl_driver, /* wine_get_wgl_driver */
3184 GDI_PRIORITY_GRAPHICS_DRV + 20 /* priority */
3187 static struct opengl_funcs opengl_funcs =
3190 glxdrv_wglCopyContext, /* p_wglCopyContext */
3191 glxdrv_wglCreateContext, /* p_wglCreateContext */
3192 glxdrv_wglDeleteContext, /* p_wglDeleteContext */
3193 glxdrv_wglDescribePixelFormat, /* p_wglDescribePixelFormat */
3194 glxdrv_wglGetPixelFormat, /* p_wglGetPixelFormat */
3195 glxdrv_wglGetProcAddress, /* p_wglGetProcAddress */
3196 glxdrv_wglMakeCurrent, /* p_wglMakeCurrent */
3197 glxdrv_wglSetPixelFormat, /* p_wglSetPixelFormat */
3198 glxdrv_wglShareLists, /* p_wglShareLists */
3202 const struct gdi_dc_funcs *get_glx_driver(void)
3204 return &glxdrv_funcs;
3207 #else /* no OpenGL includes */
3209 const struct gdi_dc_funcs *get_glx_driver(void)
3214 void mark_drawable_dirty(Drawable old, Drawable new)
3218 Drawable create_glxpixmap(Display *display, XVisualInfo *vis, Pixmap parent)
3224 BOOL destroy_glxpixmap(Display *display, XID glxpixmap)
3229 XVisualInfo *visual_from_fbconfig_id( XID fbconfig_id )
3234 #endif /* defined(SONAME_LIBGL) */