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winex11.drv: Fix failure of X11DRV_ChoosePixelFormat.
[wine/gsoc_dplay.git] / dlls / winex11.drv / opengl.c
blobd41beea634774a16fd873efeca73b8c3bd65c0e7
1 /*
2 * X11DRV OpenGL functions
3 *
4 * Copyright 2000 Lionel Ulmer
5 * Copyright 2005 Alex Woods
6 * Copyright 2005 Raphael Junqueira
7 * Copyright 2006 Roderick Colenbrander
8 * Copyright 2006 Tomas Carnecky
9 *
10 * This library is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU Lesser General Public
12 * License as published by the Free Software Foundation; either
13 * version 2.1 of the License, or (at your option) any later version.
14 *
15 * This library is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 * Lesser General Public License for more details.
19 *
20 * You should have received a copy of the GNU Lesser General Public
21 * License along with this library; if not, write to the Free Software
22 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
23 */
24
25 #include "config.h"
26 #include "wine/port.h"
27
28 #include <assert.h>
29 #include <stdlib.h>
30 #include <string.h>
31
32 #include "x11drv.h"
33 #include "winternl.h"
34 #include "wine/library.h"
35 #include "wine/debug.h"
36
37 WINE_DEFAULT_DEBUG_CHANNEL(wgl);
38 WINE_DECLARE_DEBUG_CHANNEL(opengl);
39
40 #if defined(HAVE_GL_GL_H) && defined(HAVE_GL_GLX_H)
41
42 #undef APIENTRY
43 #undef CALLBACK
44 #undef WINAPI
45
46 #ifdef HAVE_GL_GL_H
47 # include <GL/gl.h>
48 #endif
49 #ifdef HAVE_GL_GLX_H
50 # include <GL/glx.h>
51 #endif
52 #ifdef HAVE_GL_GLEXT_H
53 # include <GL/glext.h>
54 #endif
55
56 #include "wine/wgl.h"
57
58 #undef APIENTRY
59 #undef CALLBACK
60 #undef WINAPI
61
62 /* Redefines the constants */
63 #define CALLBACK __stdcall
64 #define WINAPI __stdcall
65 #define APIENTRY WINAPI
66
67
68 WINE_DECLARE_DEBUG_CHANNEL(fps);
69
70 typedef struct wine_glcontext {
71 HDC hdc;
72 Display *display;
73 XVisualInfo *vis;
74 GLXFBConfig fb_conf;
75 GLXContext ctx;
76 BOOL do_escape;
77 struct wine_glcontext *next;
78 struct wine_glcontext *prev;
79 } Wine_GLContext;
80
81 typedef struct wine_glpbuffer {
82 Drawable drawable;
83 Display* display;
84 int pixelFormat;
85 int width;
86 int height;
87 int* attribList;
88 HDC hdc;
89
90 int use_render_texture;
91 GLuint texture_target;
92 GLuint texture_bind_target;
93 GLuint texture;
94 int texture_level;
95 HDC prev_hdc;
96 HGLRC prev_ctx;
97 HDC render_hdc;
98 HGLRC render_ctx;
99 } Wine_GLPBuffer;
100
101 typedef struct wine_glextension {
102 const char *extName;
103 struct {
104 const char *funcName;
105 void *funcAddress;
106 } extEntryPoints[8];
107 } WineGLExtension;
108
109 struct WineGLInfo {
110 const char *glVersion;
111 const char *glExtensions;
112
113 int glxVersion[2];
114
115 const char *glxServerVersion;
116 const char *glxServerExtensions;
117
118 const char *glxClientVersion;
119 const char *glxClientExtensions;
120
121 const char *glxExtensions;
122
123 BOOL glxDirect;
124 char wglExtensions[4096];
125 };
126
127 static Wine_GLContext *context_list;
128 static struct WineGLInfo WineGLInfo = { 0 };
129 static int use_render_texture_emulation = 0;
130 static int use_render_texture_ati = 0;
131 static int swap_interval = 1;
132
133 #define MAX_EXTENSIONS 16
134 static const WineGLExtension *WineGLExtensionList[MAX_EXTENSIONS];
135 static int WineGLExtensionListSize;
136
137 static void X11DRV_WineGL_LoadExtensions(void);
138
139 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR *ppfd) {
140 TRACE(" - size / version : %d / %d\n", ppfd->nSize, ppfd->nVersion);
141 TRACE(" - dwFlags : ");
142 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
143 TEST_AND_DUMP(ppfd->dwFlags, PFD_DEPTH_DONTCARE);
144 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER);
145 TEST_AND_DUMP(ppfd->dwFlags, PFD_DOUBLEBUFFER_DONTCARE);
146 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_WINDOW);
147 TEST_AND_DUMP(ppfd->dwFlags, PFD_DRAW_TO_BITMAP);
148 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_ACCELERATED);
149 TEST_AND_DUMP(ppfd->dwFlags, PFD_GENERIC_FORMAT);
150 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_PALETTE);
151 TEST_AND_DUMP(ppfd->dwFlags, PFD_NEED_SYSTEM_PALETTE);
152 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO);
153 TEST_AND_DUMP(ppfd->dwFlags, PFD_STEREO_DONTCARE);
154 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_GDI);
155 TEST_AND_DUMP(ppfd->dwFlags, PFD_SUPPORT_OPENGL);
156 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_COPY);
157 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_EXCHANGE);
158 TEST_AND_DUMP(ppfd->dwFlags, PFD_SWAP_LAYER_BUFFERS);
159 #undef TEST_AND_DUMP
160 TRACE("\n");
161
162 TRACE(" - iPixelType : ");
163 switch (ppfd->iPixelType) {
164 case PFD_TYPE_RGBA: TRACE("PFD_TYPE_RGBA"); break;
165 case PFD_TYPE_COLORINDEX: TRACE("PFD_TYPE_COLORINDEX"); break;
166 }
167 TRACE("\n");
168
169 TRACE(" - Color : %d\n", ppfd->cColorBits);
170 TRACE(" - Red : %d\n", ppfd->cRedBits);
171 TRACE(" - Green : %d\n", ppfd->cGreenBits);
172 TRACE(" - Blue : %d\n", ppfd->cBlueBits);
173 TRACE(" - Alpha : %d\n", ppfd->cAlphaBits);
174 TRACE(" - Accum : %d\n", ppfd->cAccumBits);
175 TRACE(" - Depth : %d\n", ppfd->cDepthBits);
176 TRACE(" - Stencil : %d\n", ppfd->cStencilBits);
177 TRACE(" - Aux : %d\n", ppfd->cAuxBuffers);
178
179 TRACE(" - iLayerType : ");
180 switch (ppfd->iLayerType) {
181 case PFD_MAIN_PLANE: TRACE("PFD_MAIN_PLANE"); break;
182 case PFD_OVERLAY_PLANE: TRACE("PFD_OVERLAY_PLANE"); break;
183 case (BYTE)PFD_UNDERLAY_PLANE: TRACE("PFD_UNDERLAY_PLANE"); break;
184 }
185 TRACE("\n");
186 }
187
188 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient and
189 include all dependencies
190 */
191 #ifndef SONAME_LIBGL
192 #define SONAME_LIBGL "libGL.so"
193 #endif
194
195 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
196 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
197
198 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
199 /* GLX 1.0 */
200 MAKE_FUNCPTR(glXChooseVisual)
201 MAKE_FUNCPTR(glXCreateContext)
202 MAKE_FUNCPTR(glXCreateGLXPixmap)
203 MAKE_FUNCPTR(glXGetCurrentContext)
204 MAKE_FUNCPTR(glXDestroyContext)
205 MAKE_FUNCPTR(glXDestroyGLXPixmap)
206 MAKE_FUNCPTR(glXGetConfig)
207 MAKE_FUNCPTR(glXIsDirect)
208 MAKE_FUNCPTR(glXMakeCurrent)
209 MAKE_FUNCPTR(glXSwapBuffers)
210 MAKE_FUNCPTR(glXQueryExtension)
211 MAKE_FUNCPTR(glXQueryVersion)
212 MAKE_FUNCPTR(glXUseXFont)
213
214 /* GLX 1.1 */
215 MAKE_FUNCPTR(glXGetClientString)
216 MAKE_FUNCPTR(glXQueryExtensionsString)
217 MAKE_FUNCPTR(glXQueryServerString)
218
219 /* GLX 1.3 */
220 MAKE_FUNCPTR(glXGetFBConfigs)
221 MAKE_FUNCPTR(glXChooseFBConfig)
222 MAKE_FUNCPTR(glXCreatePbuffer)
223 MAKE_FUNCPTR(glXDestroyPbuffer)
224 MAKE_FUNCPTR(glXGetFBConfigAttrib)
225 MAKE_FUNCPTR(glXGetVisualFromFBConfig)
226 MAKE_FUNCPTR(glXMakeContextCurrent)
227 MAKE_FUNCPTR(glXQueryDrawable)
228 MAKE_FUNCPTR(glXGetCurrentReadDrawable)
229
230 /* GLX Extensions */
231 static void* (*pglXGetProcAddressARB)(const GLubyte *);
232 static BOOL (*pglXBindTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
233 static BOOL (*pglXReleaseTexImageARB)(Display *dpy, GLXPbuffer pbuffer, int buffer);
234 static BOOL (*pglXDrawableAttribARB)(Display *dpy, GLXDrawable draw, const int *attribList);
235 static int (*pglXSwapIntervalSGI)(int);
236
237 /* Standard OpenGL */
238 MAKE_FUNCPTR(glBindTexture)
239 MAKE_FUNCPTR(glBitmap)
240 MAKE_FUNCPTR(glCopyTexSubImage1D)
241 MAKE_FUNCPTR(glCopyTexSubImage2D)
242 MAKE_FUNCPTR(glDrawBuffer)
243 MAKE_FUNCPTR(glEndList)
244 MAKE_FUNCPTR(glGetError)
245 MAKE_FUNCPTR(glGetIntegerv)
246 MAKE_FUNCPTR(glGetString)
247 MAKE_FUNCPTR(glNewList)
248 MAKE_FUNCPTR(glPixelStorei)
249 #undef MAKE_FUNCPTR
250
251 static BOOL X11DRV_WineGL_InitOpenglInfo(void)
252 {
253 static BOOL infoInitialized = FALSE;
254
255 int screen = DefaultScreen(gdi_display);
256 Window win = RootWindow(gdi_display, screen);
257 Visual *visual;
258 XVisualInfo template;
259 XVisualInfo *vis;
260 int num;
261 GLXContext ctx = NULL;
262
263 if (infoInitialized)
264 return TRUE;
265 infoInitialized = TRUE;
266
267 wine_tsx11_lock();
268
269 visual = DefaultVisual(gdi_display, screen);
270 template.visualid = XVisualIDFromVisual(visual);
271 vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
272 if (vis) {
273 /* Create a GLX Context. Without one we can't query GL information */
274 ctx = pglXCreateContext(gdi_display, vis, None, GL_TRUE);
275 }
276
277 if (ctx) {
278 pglXMakeCurrent(gdi_display, win, ctx);
279 } else {
280 ERR(" couldn't initialize OpenGL, expect problems\n");
281 wine_tsx11_unlock();
282 return FALSE;
283 }
284
285 WineGLInfo.glVersion = (const char *) pglGetString(GL_VERSION);
286 WineGLInfo.glExtensions = (const char *) pglGetString(GL_EXTENSIONS);
287
288 /* Get the common GLX version supported by GLX client and server ( major/minor) */
289 pglXQueryVersion(gdi_display, &WineGLInfo.glxVersion[0], &WineGLInfo.glxVersion[1]);
290
291 WineGLInfo.glxServerVersion = pglXQueryServerString(gdi_display, screen, GLX_VERSION);
292 WineGLInfo.glxServerExtensions = pglXQueryServerString(gdi_display, screen, GLX_EXTENSIONS);
293
294 WineGLInfo.glxClientVersion = pglXGetClientString(gdi_display, GLX_VERSION);
295 WineGLInfo.glxClientExtensions = pglXGetClientString(gdi_display, GLX_EXTENSIONS);
296
297 WineGLInfo.glxExtensions = pglXQueryExtensionsString(gdi_display, screen);
298 WineGLInfo.glxDirect = pglXIsDirect(gdi_display, ctx);
299
300 TRACE("GL version : %s.\n", WineGLInfo.glVersion);
301 TRACE("GLX version : %d.%d.\n", WineGLInfo.glxVersion[0], WineGLInfo.glxVersion[1]);
302 TRACE("Server GLX version : %s.\n", WineGLInfo.glxServerVersion);
303 TRACE("Client GLX version : %s.\n", WineGLInfo.glxClientVersion);
304 TRACE("Direct rendering enabled: %s\n", WineGLInfo.glxDirect ? "True" : "False");
305
306 if(vis) XFree(vis);
307 if(ctx) {
308 pglXMakeCurrent(gdi_display, None, NULL);
309 pglXDestroyContext(gdi_display, ctx);
310 }
311 wine_tsx11_unlock();
312 return TRUE;
313 }
314
315 static BOOL has_opengl(void)
316 {
317 static int init_done;
318 static void *opengl_handle;
319 const char *glx_extensions;
320
321 int error_base, event_base;
322
323 if (init_done) return (opengl_handle != NULL);
324 init_done = 1;
325
326 opengl_handle = wine_dlopen(SONAME_LIBGL, RTLD_NOW|RTLD_GLOBAL, NULL, 0);
327 if (opengl_handle == NULL) return FALSE;
328
329 pglXGetProcAddressARB = wine_dlsym(opengl_handle, "glXGetProcAddressARB", NULL, 0);
330 if (pglXGetProcAddressARB == NULL) {
331 ERR("could not find glXGetProcAddressARB in libGL.\n");
332 return FALSE;
333 }
334
335 #define LOAD_FUNCPTR(f) if((p##f = (void*)pglXGetProcAddressARB((unsigned char*)#f)) == NULL) goto sym_not_found;
336 /* GLX 1.0 */
337 LOAD_FUNCPTR(glXChooseVisual)
338 LOAD_FUNCPTR(glXCreateContext)
339 LOAD_FUNCPTR(glXCreateGLXPixmap)
340 LOAD_FUNCPTR(glXGetCurrentContext)
341 LOAD_FUNCPTR(glXDestroyContext)
342 LOAD_FUNCPTR(glXDestroyGLXPixmap)
343 LOAD_FUNCPTR(glXGetConfig)
344 LOAD_FUNCPTR(glXIsDirect)
345 LOAD_FUNCPTR(glXMakeCurrent)
346 LOAD_FUNCPTR(glXSwapBuffers)
347 LOAD_FUNCPTR(glXQueryExtension)
348 LOAD_FUNCPTR(glXQueryVersion)
349 LOAD_FUNCPTR(glXUseXFont)
350
351 /* GLX 1.1 */
352 LOAD_FUNCPTR(glXGetClientString)
353 LOAD_FUNCPTR(glXQueryExtensionsString)
354 LOAD_FUNCPTR(glXQueryServerString)
355
356 /* GLX 1.3 */
357 LOAD_FUNCPTR(glXCreatePbuffer)
358 LOAD_FUNCPTR(glXDestroyPbuffer)
359 LOAD_FUNCPTR(glXMakeContextCurrent)
360 LOAD_FUNCPTR(glXGetCurrentReadDrawable)
361 LOAD_FUNCPTR(glXGetFBConfigs)
362
363 /* Standard OpenGL calls */
364 LOAD_FUNCPTR(glBindTexture)
365 LOAD_FUNCPTR(glBitmap)
366 LOAD_FUNCPTR(glEndList)
367 LOAD_FUNCPTR(glCopyTexSubImage1D)
368 LOAD_FUNCPTR(glCopyTexSubImage2D)
369 LOAD_FUNCPTR(glDrawBuffer)
370 LOAD_FUNCPTR(glGetError)
371 LOAD_FUNCPTR(glGetIntegerv)
372 LOAD_FUNCPTR(glGetString)
373 LOAD_FUNCPTR(glNewList)
374 LOAD_FUNCPTR(glPixelStorei)
375 #undef LOAD_FUNCPTR
376
377 if(!X11DRV_WineGL_InitOpenglInfo()) {
378 ERR("Intialization of OpenGL info failed, disabling OpenGL!\n");
379 wine_dlclose(opengl_handle, NULL, 0);
380 opengl_handle = NULL;
381 return FALSE;
382 }
383
384 wine_tsx11_lock();
385 if (pglXQueryExtension(gdi_display, &error_base, &event_base) == True) {
386 TRACE("GLX is up and running error_base = %d\n", error_base);
387 } else {
388 wine_dlclose(opengl_handle, NULL, 0);
389 opengl_handle = NULL;
390 }
391
392 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
393 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
394 * rendering is used.
395 *
396 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
397 * depends on the reported GLX client / server version and on the client / server extension list.
398 * Those don't have to be the same.
399 *
400 * In general the server GLX information should be used in case of indirect rendering. When direct
401 * rendering is used, the OpenGL client library is responsible for which GLX calls are available.
402 * Nvidia's OpenGL drivers are the best in terms of GLX features. At the moment of writing their
403 * 8762 drivers support 1.3 for the server and 1.4 for the client and they support lots of extensions.
404 * Unfortunately it is much more complicated for Mesa/DRI-based drivers and ATI's drivers.
405 * Both sets of drivers report a server version of 1.2 and the client version can be 1.3 or 1.4.
406 * Further, in case of at least ATI's drivers, one crucial extension needed for our pixel format code
407 * is only available in the list of server extensions and not in the client list.
408 *
409 * The versioning checks below try to take into account the comments from above.
410 */
411
412 /* Depending on the use of direct or indirect rendering we need either the list of extensions
413 * exported by the client or by the server.
414 */
415 if(WineGLInfo.glxDirect)
416 glx_extensions = WineGLInfo.glxClientExtensions;
417 else
418 glx_extensions = WineGLInfo.glxServerExtensions;
419
420 /* Based on the default opengl context we decide whether direct or indirect rendering is used.
421 * In case of indirect rendering we check if the GLX version of the server is 1.2 and else
422 * the client version is checked.
423 */
424 if ((!WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxServerVersion)) ||
425 (WineGLInfo.glxDirect && !strcmp("1.2", WineGLInfo.glxClientVersion)))
426 {
427 if (NULL != strstr(glx_extensions, "GLX_SGIX_fbconfig")) {
428 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfigSGIX");
429 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttribSGIX");
430 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfigSGIX");
431 } else {
432 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo.glxClientVersion);
433 }
434 } else {
435 pglXChooseFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXChooseFBConfig");
436 pglXGetFBConfigAttrib = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetFBConfigAttrib");
437 pglXGetVisualFromFBConfig = (void*)pglXGetProcAddressARB((const GLubyte *) "glXGetVisualFromFBConfig");
438 }
439
440 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
441 * enable this function when the Xserver understand GLX 1.3 or newer
442 */
443 if (!strcmp("1.2", WineGLInfo.glxServerVersion))
444 pglXQueryDrawable = NULL;
445 else
446 pglXQueryDrawable = wine_dlsym(RTLD_DEFAULT, "glXQueryDrawable", NULL, 0);
447
448 if (NULL != strstr(glx_extensions, "GLX_ATI_render_texture")) {
449 pglXBindTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXBindTexImageARB");
450 pglXReleaseTexImageARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXReleaseTexImageARB");
451 pglXDrawableAttribARB = (void*)pglXGetProcAddressARB((const GLubyte *) "glXDrawableAttribARB");
452 }
453
454 X11DRV_WineGL_LoadExtensions();
455
456 wine_tsx11_unlock();
457 return (opengl_handle != NULL);
458
459 sym_not_found:
460 wine_dlclose(opengl_handle, NULL, 0);
461 opengl_handle = NULL;
462 return FALSE;
463 }
464
465 static inline Wine_GLContext *alloc_context(void)
466 {
467 Wine_GLContext *ret;
468
469 if ((ret = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLContext))))
470 {
471 ret->next = context_list;
472 if (context_list) context_list->prev = ret;
473 context_list = ret;
474 }
475 return ret;
476 }
477
478 static inline void free_context(Wine_GLContext *context)
479 {
480 if (context->next != NULL) context->next->prev = context->prev;
481 if (context->prev != NULL) context->prev->next = context->next;
482 else context_list = context->next;
483
484 HeapFree(GetProcessHeap(), 0, context);
485 }
486
487 static inline Wine_GLContext *get_context_from_GLXContext(GLXContext ctx)
488 {
489 Wine_GLContext *ret;
490 if (!ctx) return NULL;
491 for (ret = context_list; ret; ret = ret->next) if (ctx == ret->ctx) break;
492 return ret;
493 }
494
495 /* retrieve the GLX drawable to use on a given DC */
496 inline static Drawable get_drawable( HDC hdc )
497 {
498 GLXDrawable drawable;
499 enum x11drv_escape_codes escape = X11DRV_GET_GLX_DRAWABLE;
500
501 if (!ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape,
502 sizeof(drawable), (LPSTR)&drawable )) drawable = 0;
503 return drawable;
504 }
505
506 inline static void set_drawable( HDC hdc, Drawable drawable )
507 {
508 struct x11drv_escape_set_drawable escape;
509
510 escape.code = X11DRV_SET_DRAWABLE;
511 escape.drawable = drawable;
512 escape.mode = IncludeInferiors;
513 escape.org.x = escape.org.y = 0;
514 escape.drawable_org.x = escape.drawable_org.y = 0;
515
516 ExtEscape( hdc, X11DRV_ESCAPE, sizeof(escape), (LPCSTR)&escape, 0, NULL );
517 }
518
519 /** for use of wglGetCurrentReadDCARB */
520 inline static HDC get_hdc_from_Drawable(GLXDrawable d)
521 {
522 Wine_GLContext *ret;
523 for (ret = context_list; ret; ret = ret->next) {
524 if (d == get_drawable( ret->hdc )) {
525 return ret->hdc;
526 }
527 }
528 return NULL;
529 }
530
531 inline static BOOL is_valid_context( Wine_GLContext *ctx )
532 {
533 Wine_GLContext *ptr;
534 for (ptr = context_list; ptr; ptr = ptr->next) if (ptr == ctx) break;
535 return (ptr != NULL);
536 }
537
538 static int describeContext(Wine_GLContext* ctx) {
539 int tmp;
540 int ctx_vis_id;
541 TRACE(" Context %p have (vis:%p):\n", ctx, ctx->vis);
542 pglXGetFBConfigAttrib(ctx->display, ctx->fb_conf, GLX_FBCONFIG_ID, &tmp);
543 TRACE(" - FBCONFIG_ID 0x%x\n", tmp);
544 pglXGetFBConfigAttrib(ctx->display, ctx->fb_conf, GLX_VISUAL_ID, &tmp);
545 TRACE(" - VISUAL_ID 0x%x\n", tmp);
546 ctx_vis_id = tmp;
547 return ctx_vis_id;
548 }
549
550 static int describeDrawable(Wine_GLContext* ctx, Drawable drawable) {
551 int tmp;
552 int nElements;
553 int attribList[3] = { GLX_FBCONFIG_ID, 0, None };
554 GLXFBConfig *fbCfgs;
555
556 if (pglXQueryDrawable == NULL) {
557 /** glXQueryDrawable not available so returns not supported */
558 return -1;
559 }
560
561 TRACE(" Drawable %p have :\n", (void*) drawable);
562 pglXQueryDrawable(ctx->display, drawable, GLX_WIDTH, (unsigned int*) &tmp);
563 TRACE(" - WIDTH as %d\n", tmp);
564 pglXQueryDrawable(ctx->display, drawable, GLX_HEIGHT, (unsigned int*) &tmp);
565 TRACE(" - HEIGHT as %d\n", tmp);
566 pglXQueryDrawable(ctx->display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &tmp);
567 TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
568
569 attribList[1] = tmp;
570 fbCfgs = pglXChooseFBConfig(ctx->display, DefaultScreen(ctx->display), attribList, &nElements);
571 if (fbCfgs == NULL) {
572 return -1;
573 }
574
575 pglXGetFBConfigAttrib(ctx->display, fbCfgs[0], GLX_VISUAL_ID, &tmp);
576 TRACE(" - VISUAL_ID as 0x%x\n", tmp);
577
578 XFree(fbCfgs);
579
580 return tmp;
581 }
582
583 static int ConvertAttribWGLtoGLX(const int* iWGLAttr, int* oGLXAttr, Wine_GLPBuffer* pbuf) {
584 int nAttribs = 0;
585 unsigned cur = 0;
586 int pop;
587 int isColor = 0;
588 int wantColorBits = 0;
589 int sz_alpha = 0;
590
591 while (0 != iWGLAttr[cur]) {
592 TRACE("pAttr[%d] = %x\n", cur, iWGLAttr[cur]);
593
594 switch (iWGLAttr[cur]) {
595 case WGL_COLOR_BITS_ARB:
596 pop = iWGLAttr[++cur];
597 wantColorBits = pop; /** see end */
598 break;
599 case WGL_BLUE_BITS_ARB:
600 pop = iWGLAttr[++cur];
601 PUSH2(oGLXAttr, GLX_BLUE_SIZE, pop);
602 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur, pop);
603 break;
604 case WGL_RED_BITS_ARB:
605 pop = iWGLAttr[++cur];
606 PUSH2(oGLXAttr, GLX_RED_SIZE, pop);
607 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur, pop);
608 break;
609 case WGL_GREEN_BITS_ARB:
610 pop = iWGLAttr[++cur];
611 PUSH2(oGLXAttr, GLX_GREEN_SIZE, pop);
612 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur, pop);
613 break;
614 case WGL_ALPHA_BITS_ARB:
615 pop = iWGLAttr[++cur];
616 sz_alpha = pop;
617 PUSH2(oGLXAttr, GLX_ALPHA_SIZE, pop);
618 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur, pop);
619 break;
620 case WGL_DEPTH_BITS_ARB:
621 pop = iWGLAttr[++cur];
622 PUSH2(oGLXAttr, GLX_DEPTH_SIZE, pop);
623 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur, pop);
624 break;
625 case WGL_STENCIL_BITS_ARB:
626 pop = iWGLAttr[++cur];
627 PUSH2(oGLXAttr, GLX_STENCIL_SIZE, pop);
628 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur, pop);
629 break;
630 case WGL_DOUBLE_BUFFER_ARB:
631 pop = iWGLAttr[++cur];
632 PUSH2(oGLXAttr, GLX_DOUBLEBUFFER, pop);
633 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur, pop);
634 break;
635
636 case WGL_PIXEL_TYPE_ARB:
637 pop = iWGLAttr[++cur];
638 switch (pop) {
639 case WGL_TYPE_COLORINDEX_ARB: pop = GLX_COLOR_INDEX_BIT; isColor = 1; break ;
640 case WGL_TYPE_RGBA_ARB: pop = GLX_RGBA_BIT; break ;
641 case WGL_TYPE_RGBA_FLOAT_ATI: pop = GLX_RGBA_FLOAT_ATI_BIT; break ;
642 default:
643 ERR("unexpected PixelType(%x)\n", pop);
644 pop = 0;
645 }
646 PUSH2(oGLXAttr, GLX_RENDER_TYPE, pop);
647 TRACE("pAttr[%d] = GLX_RENDER_TYPE: %d\n", cur, pop);
648 break;
649
650 case WGL_SUPPORT_GDI_ARB:
651 pop = iWGLAttr[++cur];
652 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
653 TRACE("pAttr[%d] = GLX_RENDERABLE: %d\n", cur, pop);
654 break;
655
656 case WGL_DRAW_TO_BITMAP_ARB:
657 pop = iWGLAttr[++cur];
658 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
659 TRACE("pAttr[%d] = GLX_RENDERABLE: %d\n", cur, pop);
660 if (pop) {
661 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, GLX_PIXMAP_BIT);
662 TRACE("pAttr[%d] = GLX_DRAWABLE_TYPE: GLX_PIXMAP_BIT\n", cur);
663 }
664 break;
665
666 case WGL_DRAW_TO_WINDOW_ARB:
667 pop = iWGLAttr[++cur];
668 if (pop) {
669 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, GLX_WINDOW_BIT);
670 TRACE("pAttr[%d] = GLX_DRAWABLE_TYPE: GLX_WINDOW_BIT\n", cur);
671 }
672 break;
673
674 case WGL_DRAW_TO_PBUFFER_ARB:
675 pop = iWGLAttr[++cur];
676 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
677 TRACE("pAttr[%d] = GLX_RENDERABLE: %d\n", cur, pop);
678 if (pop) {
679 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, GLX_PBUFFER_BIT);
680 TRACE("pAttr[%d] = GLX_DRAWABLE_TYPE: GLX_PBUFFER_BIT\n", cur);
681 }
682 break;
683
684 case WGL_ACCELERATION_ARB:
685 case WGL_SUPPORT_OPENGL_ARB:
686 pop = iWGLAttr[++cur];
687 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
688 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur, pop);
689 break;
690
691 case WGL_PBUFFER_LARGEST_ARB:
692 pop = iWGLAttr[++cur];
693 PUSH2(oGLXAttr, GLX_LARGEST_PBUFFER, pop);
694 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur, pop);
695 break;
696
697 case WGL_SAMPLE_BUFFERS_ARB:
698 pop = iWGLAttr[++cur];
699 PUSH2(oGLXAttr, GLX_SAMPLE_BUFFERS_ARB, pop);
700 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur, pop);
701 break;
702
703 case WGL_SAMPLES_ARB:
704 pop = iWGLAttr[++cur];
705 PUSH2(oGLXAttr, GLX_SAMPLES_ARB, pop);
706 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur, pop);
707 break;
708
709 case WGL_TEXTURE_FORMAT_ARB:
710 case WGL_TEXTURE_TARGET_ARB:
711 case WGL_MIPMAP_TEXTURE_ARB:
712 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr[cur], iWGLAttr[cur + 1]);
713 pop = iWGLAttr[++cur];
714 if (NULL == pbuf) {
715 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr[cur]);
716 }
717 if (use_render_texture_ati) {
718 /** nothing to do here */
719 }
720 else if (!use_render_texture_emulation) {
721 if (WGL_NO_TEXTURE_ARB != pop) {
722 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr[cur]);
723 return -1; /** error: don't support it */
724 } else {
725 PUSH2(oGLXAttr, GLX_X_RENDERABLE, pop);
726 PUSH2(oGLXAttr, GLX_DRAWABLE_TYPE, GLX_PBUFFER_BIT);
727 }
728 }
729 break ;
730
731 case WGL_BIND_TO_TEXTURE_RGB_ARB:
732 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
733 pop = iWGLAttr[++cur];
734 /** cannot be converted, see direct handling on
735 * - wglGetPixelFormatAttribivARB
736 * TODO: wglChoosePixelFormat
737 */
738 break ;
739
740 default:
741 FIXME("unsupported %x WGL Attribute\n", iWGLAttr[cur]);
742 break;
743 }
744 ++cur;
745 }
746
747 /**
748 * Trick as WGL_COLOR_BITS_ARB != GLX_BUFFER_SIZE
749 * WGL_COLOR_BITS_ARB + WGL_ALPHA_BITS_ARB == GLX_BUFFER_SIZE
750 *
751 * WGL_COLOR_BITS_ARB
752 * The number of color bitplanes in each color buffer. For RGBA
753 * pixel types, it is the size of the color buffer, excluding the
754 * alpha bitplanes. For color-index pixels, it is the size of the
755 * color index buffer.
756 *
757 * GLX_BUFFER_SIZE
758 * This attribute defines the number of bits per color buffer.
759 * For GLX FBConfigs that correspond to a PseudoColor or StaticColor visual,
760 * this is equal to the depth value reported in the X11 visual.
761 * For GLX FBConfigs that correspond to TrueColor or DirectColor visual,
762 * this is the sum of GLX_RED_SIZE, GLX_GREEN_SIZE, GLX_BLUE_SIZE, and GLX_ALPHA_SIZE.
763 *
764 */
765 if (0 < wantColorBits) {
766 if (!isColor) {
767 wantColorBits += sz_alpha;
768 }
769 if (32 < wantColorBits) {
770 ERR("buggy %d GLX_BUFFER_SIZE default to 32\n", wantColorBits);
771 wantColorBits = 32;
772 }
773 PUSH2(oGLXAttr, GLX_BUFFER_SIZE, wantColorBits);
774 TRACE("pAttr[%d] = WGL_COLOR_BITS_ARB: %d\n", cur, wantColorBits);
775 }
776
777 return nAttribs;
778 }
779
780 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
781 * In our WGL implementation we only support a subset of these formats namely the format of
782 * Wine's main visual and offscreen formats (if they are available).
783 * This function converts a WGL format to its corresponding GLX one. It returns the index (zero-based)
784 * into the GLX FB config table and it returns the number of supported WGL formats in fmt_count.
785 */
786 static BOOL ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, int *fmt_index, int *fmt_count)
787 {
788 int res = FALSE;
789 int i = 0;
790 GLXFBConfig* cfgs = NULL;
791 int nCfgs = 0;
792 int tmp_fmt_id = 0;
793 int tmp_vis_id = 0;
794 int nFormats = 1; /* Start at 1 as we always have a main visual */
795 VisualID visualid = 0;
796
797 /* Request to look up the format of the main visual when iPixelFormat = 1 */
798 if(iPixelFormat == 1) visualid = XVisualIDFromVisual(visual);
799
800 /* As mentioned in various parts of the code only the format of the main visual can be used for onscreen rendering.
801 * Next to this format there are also so called offscreen rendering formats (used for pbuffers) which can be supported
802 * because they don't need a visual. Below we use glXGetFBConfigs instead of glXChooseFBConfig to enumerate the fb configurations
803 * bas this call lists both types of formats instead of only onscreen ones. */
804 cfgs = pglXGetFBConfigs(display, DefaultScreen(display), &nCfgs);
805 if (NULL == cfgs || 0 == nCfgs) {
806 ERR("glXChooseFBConfig returns NULL\n");
807 if(cfgs != NULL) XFree(cfgs);
808 return FALSE;
809 }
810
811 /* Find the requested offscreen format and count the number of offscreen formats */
812 for(i=0; i<nCfgs; i++) {
813 pglXGetFBConfigAttrib(display, cfgs[i], GLX_VISUAL_ID, &tmp_vis_id);
814 pglXGetFBConfigAttrib(display, cfgs[i], GLX_FBCONFIG_ID, &tmp_fmt_id);
815
816 /* We are looking up the GLX index of our main visual and have found it :) */
817 if(iPixelFormat == 1 && visualid == tmp_vis_id) {
818 *fmt_index = i;
819 TRACE("Found FBCONFIG_ID 0x%x at index %d for VISUAL_ID 0x%x\n", tmp_fmt_id, *fmt_index, tmp_vis_id);
820 res = TRUE;
821 }
822 /* We found an offscreen rendering format :) */
823 else if(tmp_vis_id == 0) {
824 nFormats++;
825 TRACE("Checking offscreen format FBCONFIG_ID 0x%x at index %d\n", tmp_fmt_id, i);
826
827 if(iPixelFormat == nFormats) {
828 *fmt_index = i;
829 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", tmp_fmt_id, iPixelFormat, i);
830 res = TRUE;
831 }
832 }
833 }
834 *fmt_count = nFormats;
835 TRACE("Number of offscreen formats: %d; returning index: %d\n", *fmt_count, *fmt_index);
836
837 if(cfgs != NULL) XFree(cfgs);
838
839 if(res == FALSE && iPixelFormat == 1)
840 ERR("Can't find a matching FBCONFIG_ID for VISUAL_ID 0x%lx!\n", visualid);
841
842 return res;
843 }
844
845 /**
846 * X11DRV_ChoosePixelFormat
847 *
848 * Equivalent of glXChooseVisual
849 */
850 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
851 const PIXELFORMATDESCRIPTOR *ppfd) {
852 GLXFBConfig* cfgs = NULL;
853 int ret = 0;
854 int nCfgs = 0;
855 int value = 0;
856 int fmt_index = 0;
857
858 if (!has_opengl()) {
859 ERR("No libGL on this box - disabling OpenGL support !\n");
860 return 0;
861 }
862
863 if (TRACE_ON(opengl)) {
864 TRACE("(%p,%p)\n", physDev, ppfd);
865
866 dump_PIXELFORMATDESCRIPTOR((const PIXELFORMATDESCRIPTOR *) ppfd);
867 }
868
869 wine_tsx11_lock();
870 if(!visual) {
871 ERR("Can't get an opengl visual!\n");
872 goto choose_exit;
873 }
874
875 /* Get a list containing all supported FB configurations */
876 cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
877 if (NULL == cfgs || 0 == nCfgs) {
878 ERR("glXGetFBConfigs returns NULL (glError: %d)\n", pglGetError());
879 goto choose_exit;
880 }
881
882 /* In case an fbconfig was found, check if it matches to the requirements of the ppfd */
883 if(!ConvertPixelFormatWGLtoGLX(gdi_display, 1 /* main visual */, &fmt_index, &value)) {
884 ERR("Can't find a matching FBCONFIG_ID for VISUAL_ID 0x%lx!\n", visual->visualid);
885 } else {
886 int dwFlags = 0;
887 int iPixelType = 0;
888 int value = 0;
889
890 /* Pixel type */
891 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_RENDER_TYPE, &value);
892 if (value & GLX_RGBA_BIT)
893 iPixelType = PFD_TYPE_RGBA;
894 else
895 iPixelType = PFD_TYPE_COLORINDEX;
896
897 if (ppfd->iPixelType != iPixelType) {
898 TRACE("pixel type mismatch\n");
899 goto choose_exit;
900 }
901
902 /* Doublebuffer */
903 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_DOUBLEBUFFER, &value); if (value) dwFlags |= PFD_DOUBLEBUFFER;
904 if (!(ppfd->dwFlags & PFD_DOUBLEBUFFER_DONTCARE) && (ppfd->dwFlags & PFD_DOUBLEBUFFER)) {
905 if (!(dwFlags & PFD_DOUBLEBUFFER)) {
906 TRACE("dbl buffer mismatch\n");
907 goto choose_exit;
908 }
909 }
910
911 /* Stereo */
912 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_STEREO, &value); if (value) dwFlags |= PFD_STEREO;
913 if (!(ppfd->dwFlags & PFD_STEREO_DONTCARE) && (ppfd->dwFlags & PFD_STEREO)) {
914 if (!(dwFlags & PFD_STEREO)) {
915 TRACE("stereo mismatch\n");
916 goto choose_exit;
917 }
918 }
919
920 /* Alpha bits */
921 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_ALPHA_SIZE, &value);
922 if (ppfd->iPixelType==PFD_TYPE_RGBA && ppfd->cAlphaBits && !value) {
923 TRACE("alpha mismatch\n");
924 goto choose_exit;
925 }
926
927 /* Depth bits */
928 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_DEPTH_SIZE, &value);
929 if (ppfd->cDepthBits && !value) {
930 TRACE("depth mismatch\n");
931 goto choose_exit;
932 }
933
934 /* Stencil bits */
935 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_STENCIL_SIZE, &value);
936 if (ppfd->cStencilBits && !value) {
937 TRACE("stencil mismatch\n");
938 goto choose_exit;
939 }
940
941 /* Aux buffers */
942 pglXGetFBConfigAttrib(gdi_display, cfgs[fmt_index], GLX_AUX_BUFFERS, &value);
943 if (ppfd->cAuxBuffers && !value) {
944 TRACE("aux mismatch\n");
945 goto choose_exit;
946 }
947
948 /* When we pass all the checks we have found a matching format :) */
949 ret = 1;
950 TRACE("Successfully found a matching mode, returning index: %d\n", ret);
951 }
952
953 choose_exit:
954 if(!ret)
955 TRACE("No matching mode was found returning 0\n");
956
957 if (NULL != cfgs) XFree(cfgs);
958 wine_tsx11_unlock();
959 return ret;
960 }
961
962 /**
963 * X11DRV_DescribePixelFormat
964 *
965 * Get the pixel-format descriptor associated to the given id
966 */
967 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
968 int iPixelFormat,
969 UINT nBytes,
970 PIXELFORMATDESCRIPTOR *ppfd) {
971 /*XVisualInfo *vis;*/
972 int value;
973 int rb,gb,bb,ab;
974
975 GLXFBConfig* cfgs = NULL;
976 GLXFBConfig cur;
977 int nCfgs = 0;
978 int ret = 0;
979 int fmt_index = 0;
980
981 if (!has_opengl()) {
982 ERR("No libGL on this box - disabling OpenGL support !\n");
983 return 0;
984 }
985
986 TRACE("(%p,%d,%d,%p)\n", physDev, iPixelFormat, nBytes, ppfd);
987
988 wine_tsx11_lock();
989 cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
990 wine_tsx11_unlock();
991
992 if (NULL == cfgs || 0 == nCfgs) {
993 ERR("unexpected iPixelFormat(%d), returns NULL\n", iPixelFormat);
994 return 0; /* unespected error */
995 }
996
997 /* This function always reports the total number of supported pixel formats.
998 * At the moment we only support the pixel format corresponding to the main
999 * visual which got created at x11drv initialization. More formats could be
1000 * supported if there was a way to recreate x11 windows in x11drv.
1001 * Because we only support one format nCfgs needs to be set to 1.
1002 */
1003 nCfgs = 1;
1004
1005 if (ppfd == NULL) {
1006 /* The application is only querying the number of visuals */
1007 wine_tsx11_lock();
1008 if (NULL != cfgs) XFree(cfgs);
1009 wine_tsx11_unlock();
1010 return nCfgs;
1011 }
1012
1013 if (nBytes < sizeof(PIXELFORMATDESCRIPTOR)) {
1014 ERR("Wrong structure size !\n");
1015 /* Should set error */
1016 return 0;
1017 }
1018
1019 if (nCfgs < iPixelFormat || 1 > iPixelFormat) {
1020 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL\n", iPixelFormat, nCfgs);
1021 return 0;
1022 }
1023
1024 /* Retrieve the index in the FBConfig table corresponding to the visual ID from the main visual */
1025 if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &value)) {
1026 ERR("Can't find a valid pixel format index from the main visual, expect problems!\n");
1027 return 0;
1028 }
1029
1030 ret = nCfgs;
1031 cur = cfgs[fmt_index];
1032
1033 memset(ppfd, 0, sizeof(PIXELFORMATDESCRIPTOR));
1034 ppfd->nSize = sizeof(PIXELFORMATDESCRIPTOR);
1035 ppfd->nVersion = 1;
1036
1037 /* These flags are always the same... */
1038 ppfd->dwFlags = PFD_DRAW_TO_WINDOW | PFD_SUPPORT_OPENGL;
1039 /* Now the flags extracted from the Visual */
1040
1041 wine_tsx11_lock();
1042
1043 pglXGetFBConfigAttrib(gdi_display, cur, GLX_CONFIG_CAVEAT, &value);
1044 if(value == GLX_SLOW_CONFIG)
1045 ppfd->dwFlags |= PFD_GENERIC_ACCELERATED;
1046
1047 pglXGetFBConfigAttrib(gdi_display, cur, GLX_DOUBLEBUFFER, &value); if (value) ppfd->dwFlags |= PFD_DOUBLEBUFFER;
1048 pglXGetFBConfigAttrib(gdi_display, cur, GLX_STEREO, &value); if (value) ppfd->dwFlags |= PFD_STEREO;
1049
1050 /* Pixel type */
1051 pglXGetFBConfigAttrib(gdi_display, cur, GLX_RENDER_TYPE, &value);
1052 if (value & GLX_RGBA_BIT)
1053 ppfd->iPixelType = PFD_TYPE_RGBA;
1054 else
1055 ppfd->iPixelType = PFD_TYPE_COLORINDEX;
1056
1057 /* Color bits */
1058 pglXGetFBConfigAttrib(gdi_display, cur, GLX_BUFFER_SIZE, &value);
1059 ppfd->cColorBits = value;
1060
1061 /* Red, green, blue and alpha bits / shifts */
1062 if (ppfd->iPixelType == PFD_TYPE_RGBA) {
1063 pglXGetFBConfigAttrib(gdi_display, cur, GLX_RED_SIZE, &rb);
1064 pglXGetFBConfigAttrib(gdi_display, cur, GLX_GREEN_SIZE, &gb);
1065 pglXGetFBConfigAttrib(gdi_display, cur, GLX_BLUE_SIZE, &bb);
1066 pglXGetFBConfigAttrib(gdi_display, cur, GLX_ALPHA_SIZE, &ab);
1067
1068 ppfd->cRedBits = rb;
1069 ppfd->cRedShift = gb + bb + ab;
1070 ppfd->cBlueBits = bb;
1071 ppfd->cBlueShift = ab;
1072 ppfd->cGreenBits = gb;
1073 ppfd->cGreenShift = bb + ab;
1074 ppfd->cAlphaBits = ab;
1075 ppfd->cAlphaShift = 0;
1076 } else {
1077 ppfd->cRedBits = 0;
1078 ppfd->cRedShift = 0;
1079 ppfd->cBlueBits = 0;
1080 ppfd->cBlueShift = 0;
1081 ppfd->cGreenBits = 0;
1082 ppfd->cGreenShift = 0;
1083 ppfd->cAlphaBits = 0;
1084 ppfd->cAlphaShift = 0;
1085 }
1086 /* Accums : to do ... */
1087
1088 /* Depth bits */
1089 pglXGetFBConfigAttrib(gdi_display, cur, GLX_DEPTH_SIZE, &value);
1090 ppfd->cDepthBits = value;
1091
1092 /* stencil bits */
1093 pglXGetFBConfigAttrib(gdi_display, cur, GLX_STENCIL_SIZE, &value);
1094 ppfd->cStencilBits = value;
1095
1096 wine_tsx11_unlock();
1097
1098 /* Aux : to do ... */
1099
1100 ppfd->iLayerType = PFD_MAIN_PLANE;
1101
1102 if (TRACE_ON(opengl)) {
1103 dump_PIXELFORMATDESCRIPTOR(ppfd);
1104 }
1105
1106 wine_tsx11_lock();
1107 if (NULL != cfgs) XFree(cfgs);
1108 wine_tsx11_unlock();
1109
1110 return ret;
1111 }
1112
1113 /**
1114 * X11DRV_GetPixelFormat
1115 *
1116 * Get the pixel-format id used by this DC
1117 */
1118 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
1119 TRACE("(%p): returns %d\n", physDev, physDev->current_pf);
1120
1121 return physDev->current_pf;
1122 }
1123
1124 /**
1125 * X11DRV_SetPixelFormat
1126 *
1127 * Set the pixel-format id used by this DC
1128 */
1129 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
1130 int iPixelFormat,
1131 const PIXELFORMATDESCRIPTOR *ppfd) {
1132 TRACE("(%p,%d,%p)\n", physDev, iPixelFormat, ppfd);
1133
1134 if (!has_opengl()) {
1135 ERR("No libGL on this box - disabling OpenGL support !\n");
1136 return 0;
1137 }
1138
1139 /* At the moment we only support the pixelformat corresponding to the main
1140 * x11drv visual which got created at x11drv initialization. More formats
1141 * can be supported if there was a way to recreate x11 windows in x11drv
1142 */
1143 if(iPixelFormat != 1) {
1144 TRACE("Invalid iPixelFormat: %d\n", iPixelFormat);
1145 return 0;
1146 }
1147
1148 physDev->current_pf = iPixelFormat;
1149
1150 if (TRACE_ON(opengl)) {
1151 int nCfgs_fmt = 0;
1152 GLXFBConfig* cfgs_fmt = NULL;
1153 GLXFBConfig cur_cfg;
1154 int value;
1155 int gl_test = 0;
1156 int fmt_index = 0;
1157
1158 if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &value)) {
1159 ERR("Can't find a valid pixel format index from the main visual, expect problems!\n");
1160 return TRUE; /* Return true because the SetPixelFormat stuff itself passed */
1161 }
1162
1163 /*
1164 * How to test if hdc current drawable is compatible (visual/FBConfig) ?
1165 *
1166 * in case of root window created HDCs we crash here :(
1167 *
1168 Drawable drawable = get_drawable( physDev->hdc );
1169 TRACE(" drawable (%p,%p) have :\n", drawable, root_window);
1170 pglXQueryDrawable(gdi_display, drawable, GLX_FBCONFIG_ID, (unsigned int*) &value);
1171 TRACE(" - FBCONFIG_ID as 0x%x\n", tmp);
1172 pglXQueryDrawable(gdi_display, drawable, GLX_VISUAL_ID, (unsigned int*) &value);
1173 TRACE(" - VISUAL_ID as 0x%x\n", tmp);
1174 pglXQueryDrawable(gdi_display, drawable, GLX_WIDTH, (unsigned int*) &value);
1175 TRACE(" - WIDTH as %d\n", tmp);
1176 pglXQueryDrawable(gdi_display, drawable, GLX_HEIGHT, (unsigned int*) &value);
1177 TRACE(" - HEIGHT as %d\n", tmp);
1178 */
1179 cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
1180 cur_cfg = cfgs_fmt[fmt_index];
1181 gl_test = pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_FBCONFIG_ID, &value);
1182 if (gl_test) {
1183 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1184 } else {
1185 TRACE(" FBConfig have :\n");
1186 TRACE(" - FBCONFIG_ID 0x%x\n", value);
1187 pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_VISUAL_ID, &value);
1188 TRACE(" - VISUAL_ID 0x%x\n", value);
1189 pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_DRAWABLE_TYPE, &value);
1190 TRACE(" - DRAWABLE_TYPE 0x%x\n", value);
1191 }
1192 XFree(cfgs_fmt);
1193 }
1194 return TRUE;
1195 }
1196
1197 /* OpenGL32 wglCreateContext */
1198 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev)
1199 {
1200 Wine_GLContext *ret;
1201 GLXFBConfig* cfgs_fmt = NULL;
1202 GLXFBConfig cur_cfg;
1203 int hdcPF = 1; /* We can only use the Wine's main visual which has an index of 1 */
1204 int tmp = 0;
1205 int fmt_index = 0;
1206 int nCfgs_fmt = 0;
1207 int value = 0;
1208 int gl_test = 0;
1209 HDC hdc = physDev->hdc;
1210
1211 TRACE("(%p)->(PF:%d)\n", hdc, hdcPF);
1212
1213 if (!has_opengl()) {
1214 ERR("No libGL on this box - disabling OpenGL support !\n");
1215 return 0;
1216 }
1217
1218 /* First, get the visual in use by the X11DRV */
1219 if (!gdi_display) return 0;
1220
1221 /* We can only render using the iPixelFormat (1) of Wine's Main visual, we need to get the correspondig GLX format.
1222 * If this fails something is very wrong on the system. */
1223 if(!ConvertPixelFormatWGLtoGLX(gdi_display, hdcPF, &fmt_index, &tmp)) {
1224 ERR("Cannot get FB Config for main iPixelFormat 1, expect problems!\n");
1225 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1226 return NULL;
1227 }
1228
1229 cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
1230 if (NULL == cfgs_fmt || 0 == nCfgs_fmt) {
1231 ERR("Cannot get FB Configs, expect problems.\n");
1232 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1233 return NULL;
1234 }
1235
1236 if (nCfgs_fmt < fmt_index) {
1237 ERR("(%p): unexpected pixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, fmt_index, nCfgs_fmt);
1238 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1239 return NULL;
1240 }
1241
1242 cur_cfg = cfgs_fmt[fmt_index];
1243 gl_test = pglXGetFBConfigAttrib(gdi_display, cur_cfg, GLX_FBCONFIG_ID, &value);
1244 if (gl_test) {
1245 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1246 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1247 return NULL;
1248 }
1249 XFree(cfgs_fmt);
1250
1251 /* The context will be allocated in the wglMakeCurrent call */
1252 wine_tsx11_lock();
1253 ret = alloc_context();
1254 wine_tsx11_unlock();
1255 ret->hdc = hdc;
1256 ret->display = gdi_display;
1257 ret->fb_conf = cur_cfg;
1258 /*ret->vis = vis;*/
1259 ret->vis = pglXGetVisualFromFBConfig(gdi_display, cur_cfg);
1260
1261 TRACE(" creating context %p (GL context creation delayed)\n", ret);
1262 return (HGLRC) ret;
1263 }
1264
1265 /* OpenGL32 wglDeleteContext */
1266 BOOL X11DRV_wglDeleteContext(HGLRC hglrc)
1267 {
1268 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1269 BOOL ret = TRUE;
1270
1271 TRACE("(%p)\n", hglrc);
1272
1273 if (!has_opengl()) {
1274 ERR("No libGL on this box - disabling OpenGL support !\n");
1275 return 0;
1276 }
1277
1278 wine_tsx11_lock();
1279 /* A game (Half Life not to name it) deletes twice the same context,
1280 * so make sure it is valid first */
1281 if (is_valid_context( ctx ))
1282 {
1283 if (ctx->ctx) pglXDestroyContext(ctx->display, ctx->ctx);
1284 free_context(ctx);
1285 }
1286 else
1287 {
1288 WARN("Error deleting context !\n");
1289 SetLastError(ERROR_INVALID_HANDLE);
1290 ret = FALSE;
1291 }
1292 wine_tsx11_unlock();
1293
1294 return ret;
1295 }
1296
1297 /* OpenGL32 wglGetCurrentReadDCARB */
1298 static HDC WINAPI X11DRV_wglGetCurrentReadDCARB(void)
1299 {
1300 GLXDrawable gl_d;
1301 HDC ret;
1302
1303 TRACE("()\n");
1304
1305 wine_tsx11_lock();
1306 gl_d = pglXGetCurrentReadDrawable();
1307 ret = get_hdc_from_Drawable(gl_d);
1308 wine_tsx11_unlock();
1309
1310 TRACE(" returning %p (GL drawable %lu)\n", ret, gl_d);
1311 return ret;
1312 }
1313
1314 /* OpenGL32: wglGetProcAddress */
1315 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc)
1316 {
1317 int i, j;
1318 const WineGLExtension *ext;
1319
1320 int padding = 32 - strlen(lpszProc);
1321 if (padding < 0)
1322 padding = 0;
1323
1324 if (!has_opengl()) {
1325 ERR("No libGL on this box - disabling OpenGL support !\n");
1326 return 0;
1327 }
1328
1329 /* Check the table of WGL extensions to see if we need to return a WGL extension
1330 * or a function pointer to a native OpenGL function. */
1331 if(strncmp(lpszProc, "wgl", 3) != 0) {
1332 return pglXGetProcAddressARB((GLubyte*)lpszProc);
1333 } else {
1334 TRACE("('%s'):%*s", lpszProc, padding, " ");
1335 for (i = 0; i < WineGLExtensionListSize; ++i) {
1336 ext = WineGLExtensionList[i];
1337 for (j = 0; ext->extEntryPoints[j].funcName; ++j) {
1338 if (strcmp(ext->extEntryPoints[j].funcName, lpszProc) == 0) {
1339 TRACE("(%p) - WineGL\n", ext->extEntryPoints[j].funcAddress);
1340 return ext->extEntryPoints[j].funcAddress;
1341 }
1342 }
1343 }
1344 }
1345
1346 ERR("(%s) - not found\n", lpszProc);
1347 return NULL;
1348 }
1349
1350
1351 /* OpenGL32 wglMakeCurrent */
1352 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
1353 BOOL ret;
1354 HDC hdc = physDev->hdc;
1355 DWORD type = GetObjectType(hdc);
1356
1357 TRACE("(%p,%p)\n", hdc, hglrc);
1358
1359 if (!has_opengl()) {
1360 ERR("No libGL on this box - disabling OpenGL support !\n");
1361 return 0;
1362 }
1363
1364 wine_tsx11_lock();
1365 if (hglrc == NULL) {
1366 ret = pglXMakeCurrent(gdi_display, None, NULL);
1367 NtCurrentTeb()->glContext = NULL;
1368 } else {
1369 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1370 Drawable drawable = physDev->drawable;
1371 if (ctx->ctx == NULL) {
1372 int draw_vis_id, ctx_vis_id;
1373 VisualID visualid = (VisualID)GetPropA( GetDesktopWindow(), "__wine_x11_visual_id" );
1374 TRACE(" Wine desktop VISUAL_ID is 0x%x\n", (unsigned int) visualid);
1375 draw_vis_id = describeDrawable(ctx, drawable);
1376 ctx_vis_id = describeContext(ctx);
1377
1378 if (-1 == draw_vis_id || (draw_vis_id == visualid && draw_vis_id != ctx_vis_id)) {
1379 /**
1380 * Inherits from root window so reuse desktop visual
1381 */
1382 XVisualInfo template;
1383 XVisualInfo *vis;
1384 int num;
1385 template.visualid = visualid;
1386 vis = XGetVisualInfo(ctx->display, VisualIDMask, &template, &num);
1387
1388 TRACE(" Creating GLX Context\n");
1389 ctx->ctx = pglXCreateContext(ctx->display, vis, NULL, type == OBJ_MEMDC ? False : True);
1390 } else {
1391 TRACE(" Creating GLX Context\n");
1392 ctx->ctx = pglXCreateContext(ctx->display, ctx->vis, NULL, type == OBJ_MEMDC ? False : True);
1393 }
1394 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1395 }
1396 TRACE(" make current for dis %p, drawable %p, ctx %p\n", ctx->display, (void*) drawable, ctx->ctx);
1397 ret = pglXMakeCurrent(ctx->display, drawable, ctx->ctx);
1398 NtCurrentTeb()->glContext = ctx;
1399 if(ret && type == OBJ_MEMDC)
1400 {
1401 ctx->do_escape = TRUE;
1402 pglDrawBuffer(GL_FRONT_LEFT);
1403 }
1404 }
1405 wine_tsx11_unlock();
1406 TRACE(" returning %s\n", (ret ? "True" : "False"));
1407 return ret;
1408 }
1409
1410 /* OpenGL32 wglMakeContextCurrentARB */
1411 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc)
1412 {
1413 BOOL ret;
1414 TRACE("(%p,%p,%p)\n", hDrawDev, hReadDev, hglrc);
1415
1416 if (!has_opengl()) {
1417 ERR("No libGL on this box - disabling OpenGL support !\n");
1418 return 0;
1419 }
1420
1421 wine_tsx11_lock();
1422 if (hglrc == NULL) {
1423 ret = pglXMakeCurrent(gdi_display, None, NULL);
1424 NtCurrentTeb()->glContext = NULL;
1425 } else {
1426 if (NULL == pglXMakeContextCurrent) {
1427 ret = FALSE;
1428 } else {
1429 Wine_GLContext *ctx = (Wine_GLContext *) hglrc;
1430 Drawable d_draw = get_glxdrawable(hDrawDev);
1431 Drawable d_read = get_glxdrawable(hReadDev);
1432
1433 if (ctx->ctx == NULL) {
1434 ctx->ctx = pglXCreateContext(ctx->display, ctx->vis, NULL, GetObjectType(hDrawDev->hdc) == OBJ_MEMDC ? False : True);
1435 TRACE(" created a delayed OpenGL context (%p)\n", ctx->ctx);
1436 }
1437 ret = pglXMakeContextCurrent(ctx->display, d_draw, d_read, ctx->ctx);
1438 NtCurrentTeb()->glContext = ctx;
1439 }
1440 }
1441 wine_tsx11_unlock();
1442
1443 TRACE(" returning %s\n", (ret ? "True" : "False"));
1444 return ret;
1445 }
1446
1447 /* OpenGL32 wglShaderLists */
1448 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
1449 Wine_GLContext *org = (Wine_GLContext *) hglrc1;
1450 Wine_GLContext *dest = (Wine_GLContext *) hglrc2;
1451
1452 TRACE("(%p, %p)\n", org, dest);
1453
1454 if (!has_opengl()) {
1455 ERR("No libGL on this box - disabling OpenGL support !\n");
1456 return 0;
1457 }
1458
1459 if (NULL != dest && dest->ctx != NULL) {
1460 ERR("Could not share display lists, context already created !\n");
1461 return FALSE;
1462 } else {
1463 if (org->ctx == NULL) {
1464 wine_tsx11_lock();
1465 describeContext(org);
1466 org->ctx = pglXCreateContext(org->display, org->vis, NULL, GetObjectType(org->hdc) == OBJ_MEMDC ? False : True);
1467 wine_tsx11_unlock();
1468 TRACE(" created a delayed OpenGL context (%p) for Wine context %p\n", org->ctx, org);
1469 }
1470 if (NULL != dest) {
1471 wine_tsx11_lock();
1472 describeContext(dest);
1473 /* Create the destination context with display lists shared */
1474 dest->ctx = pglXCreateContext(org->display, dest->vis, org->ctx, GetObjectType(org->hdc) == OBJ_MEMDC ? False : True);
1475 wine_tsx11_unlock();
1476 TRACE(" created a delayed OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest->ctx, dest, org->ctx);
1477 return TRUE;
1478 }
1479 }
1480 return FALSE;
1481 }
1482
1483 static BOOL internal_wglUseFontBitmaps(HDC hdc, DWORD first, DWORD count, DWORD listBase, DWORD (WINAPI *GetGlyphOutline_ptr)(HDC,UINT,UINT,LPGLYPHMETRICS,DWORD,LPVOID,const MAT2*))
1484 {
1485 /* We are running using client-side rendering fonts... */
1486 GLYPHMETRICS gm;
1487 unsigned int glyph;
1488 int size = 0;
1489 void *bitmap = NULL, *gl_bitmap = NULL;
1490 int org_alignment;
1491
1492 wine_tsx11_lock();
1493 pglGetIntegerv(GL_UNPACK_ALIGNMENT, &org_alignment);
1494 pglPixelStorei(GL_UNPACK_ALIGNMENT, 4);
1495 wine_tsx11_unlock();
1496
1497 for (glyph = first; glyph < first + count; glyph++) {
1498 unsigned int needed_size = GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, 0, NULL, NULL);
1499 int height, width_int;
1500
1501 TRACE("Glyph : %3d / List : %d\n", glyph, listBase);
1502 if (needed_size == GDI_ERROR) {
1503 TRACE(" - needed size : %d (GDI_ERROR)\n", needed_size);
1504 goto error;
1505 } else {
1506 TRACE(" - needed size : %d\n", needed_size);
1507 }
1508
1509 if (needed_size > size) {
1510 size = needed_size;
1511 HeapFree(GetProcessHeap(), 0, bitmap);
1512 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1513 bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1514 gl_bitmap = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, size);
1515 }
1516 if (GetGlyphOutline_ptr(hdc, glyph, GGO_BITMAP, &gm, size, bitmap, NULL) == GDI_ERROR) goto error;
1517 if (TRACE_ON(opengl)) {
1518 unsigned int height, width, bitmask;
1519 unsigned char *bitmap_ = (unsigned char *) bitmap;
1520
1521 TRACE(" - bbox : %d x %d\n", gm.gmBlackBoxX, gm.gmBlackBoxY);
1522 TRACE(" - origin : (%d , %d)\n", gm.gmptGlyphOrigin.x, gm.gmptGlyphOrigin.y);
1523 TRACE(" - increment : %d - %d\n", gm.gmCellIncX, gm.gmCellIncY);
1524 if (needed_size != 0) {
1525 TRACE(" - bitmap :\n");
1526 for (height = 0; height < gm.gmBlackBoxY; height++) {
1527 TRACE(" ");
1528 for (width = 0, bitmask = 0x80; width < gm.gmBlackBoxX; width++, bitmask >>= 1) {
1529 if (bitmask == 0) {
1530 bitmap_ += 1;
1531 bitmask = 0x80;
1532 }
1533 if (*bitmap_ & bitmask)
1534 TRACE("*");
1535 else
1536 TRACE(" ");
1537 }
1538 bitmap_ += (4 - ((UINT_PTR)bitmap_ & 0x03));
1539 TRACE("\n");
1540 }
1541 }
1542 }
1543
1544 /* In OpenGL, the bitmap is drawn from the bottom to the top... So we need to invert the
1545 * glyph for it to be drawn properly.
1546 */
1547 if (needed_size != 0) {
1548 width_int = (gm.gmBlackBoxX + 31) / 32;
1549 for (height = 0; height < gm.gmBlackBoxY; height++) {
1550 int width;
1551 for (width = 0; width < width_int; width++) {
1552 ((int *) gl_bitmap)[(gm.gmBlackBoxY - height - 1) * width_int + width] =
1553 ((int *) bitmap)[height * width_int + width];
1554 }
1555 }
1556 }
1557
1558 wine_tsx11_lock();
1559 pglNewList(listBase++, GL_COMPILE);
1560 if (needed_size != 0) {
1561 pglBitmap(gm.gmBlackBoxX, gm.gmBlackBoxY,
1562 0 - (int) gm.gmptGlyphOrigin.x, (int) gm.gmBlackBoxY - (int) gm.gmptGlyphOrigin.y,
1563 gm.gmCellIncX, gm.gmCellIncY,
1564 gl_bitmap);
1565 } else {
1566 /* This is the case of 'empty' glyphs like the space character */
1567 pglBitmap(0, 0, 0, 0, gm.gmCellIncX, gm.gmCellIncY, NULL);
1568 }
1569 pglEndList();
1570 wine_tsx11_unlock();
1571 }
1572
1573 wine_tsx11_lock();
1574 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1575 wine_tsx11_unlock();
1576
1577 HeapFree(GetProcessHeap(), 0, bitmap);
1578 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1579 return TRUE;
1580
1581 error:
1582 wine_tsx11_lock();
1583 pglPixelStorei(GL_UNPACK_ALIGNMENT, org_alignment);
1584 wine_tsx11_unlock();
1585
1586 HeapFree(GetProcessHeap(), 0, bitmap);
1587 HeapFree(GetProcessHeap(), 0, gl_bitmap);
1588 return FALSE;
1589 }
1590
1591 /* OpenGL32 wglUseFontBitmapsA */
1592 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1593 {
1594 Font fid = physDev->font;
1595
1596 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1597
1598 if (!has_opengl()) {
1599 ERR("No libGL on this box - disabling OpenGL support !\n");
1600 return 0;
1601 }
1602
1603 if (fid == 0) {
1604 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineA);
1605 }
1606
1607 wine_tsx11_lock();
1608 /* I assume that the glyphs are at the same position for X and for Windows */
1609 pglXUseXFont(fid, first, count, listBase);
1610 wine_tsx11_unlock();
1611 return TRUE;
1612 }
1613
1614 /* OpenGL32 wglUseFontBitmapsW */
1615 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
1616 {
1617 Font fid = physDev->font;
1618
1619 TRACE("(%p, %d, %d, %d) using font %ld\n", physDev->hdc, first, count, listBase, fid);
1620
1621 if (!has_opengl()) {
1622 ERR("No libGL on this box - disabling OpenGL support !\n");
1623 return 0;
1624 }
1625
1626 if (fid == 0) {
1627 return internal_wglUseFontBitmaps(physDev->hdc, first, count, listBase, GetGlyphOutlineW);
1628 }
1629
1630 WARN("Using the glX API for the WCHAR variant - some characters may come out incorrectly !\n");
1631
1632 wine_tsx11_lock();
1633 /* I assume that the glyphs are at the same position for X and for Windows */
1634 pglXUseXFont(fid, first, count, listBase);
1635 wine_tsx11_unlock();
1636 return TRUE;
1637 }
1638
1639 /* WGL helper function which handles differences in glGetIntegerv from WGL and GLX */
1640 static void WINAPI X11DRV_wglGetIntegerv(GLenum pname, GLint* params) {
1641 TRACE("pname: 0x%x, params: %p\n", pname, params);
1642 if (pname == GL_DEPTH_BITS) {
1643 GLXContext gl_ctx = pglXGetCurrentContext();
1644 Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
1645 /*TRACE("returns Wine Ctx as %p\n", ret);*/
1646 /**
1647 * if we cannot find a Wine Context
1648 * we only have the default wine desktop context,
1649 * so if we have only a 24 depth say we have 32
1650 */
1651 if (NULL == ret && 24 == *params) {
1652 *params = 32;
1653 }
1654 TRACE("returns GL_DEPTH_BITS as '%d'\n", *params);
1655 }
1656 if (pname == GL_ALPHA_BITS) {
1657 GLint tmp;
1658 GLXContext gl_ctx = pglXGetCurrentContext();
1659 Wine_GLContext* ret = get_context_from_GLXContext(gl_ctx);
1660 pglXGetFBConfigAttrib(ret->display, ret->fb_conf, GLX_ALPHA_SIZE, &tmp);
1661 TRACE("returns GL_ALPHA_BITS as '%d'\n", tmp);
1662 *params = tmp;
1663 }
1664 }
1665
1666 /* WGL_ARB_extensions_string: wglGetExtensionsStringARB */
1667 static const char * WINAPI X11DRV_wglGetExtensionsStringARB(HDC hdc) {
1668 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
1669 return WineGLInfo.wglExtensions;
1670 }
1671
1672 /* WGL_ARB_pbuffer: wglCreatePbufferARB */
1673 static HPBUFFERARB WINAPI X11DRV_wglCreatePbufferARB(HDC hdc, int iPixelFormat, int iWidth, int iHeight, const int *piAttribList)
1674 {
1675 Wine_GLPBuffer* object = NULL;
1676 GLXFBConfig* cfgs = NULL;
1677 int nCfgs = 0;
1678 int attribs[256];
1679 unsigned nAttribs = 0;
1680 int fmt_index = 0;
1681
1682 TRACE("(%p, %d, %d, %d, %p)\n", hdc, iPixelFormat, iWidth, iHeight, piAttribList);
1683
1684 if (0 >= iPixelFormat) {
1685 ERR("(%p): unexpected iPixelFormat(%d) <= 0, returns NULL\n", hdc, iPixelFormat);
1686 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1687 return NULL; /* unexpected error */
1688 }
1689
1690 cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
1691
1692 if (NULL == cfgs || 0 == nCfgs) {
1693 ERR("(%p): Cannot get FB Configs for iPixelFormat(%d), returns NULL\n", hdc, iPixelFormat);
1694 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1695 return NULL; /* unexpected error */
1696 }
1697
1698 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
1699 if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &nCfgs)) {
1700 ERR("(%p): unexpected iPixelFormat(%d) > nFormats(%d), returns NULL\n", hdc, iPixelFormat, nCfgs);
1701 SetLastError(ERROR_INVALID_PIXEL_FORMAT);
1702 goto create_failed; /* unexpected error */
1703 }
1704
1705 object = HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY, sizeof(Wine_GLPBuffer));
1706 if (NULL == object) {
1707 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
1708 goto create_failed; /* unexpected error */
1709 }
1710 object->hdc = hdc;
1711 object->display = gdi_display;
1712 object->width = iWidth;
1713 object->height = iHeight;
1714
1715 nAttribs = ConvertAttribWGLtoGLX(piAttribList, attribs, object);
1716 if (-1 == nAttribs) {
1717 WARN("Cannot convert WGL to GLX attributes\n");
1718 goto create_failed;
1719 }
1720 PUSH2(attribs, GLX_PBUFFER_WIDTH, iWidth);
1721 PUSH2(attribs, GLX_PBUFFER_HEIGHT, iHeight);
1722 while (0 != *piAttribList) {
1723 int attr_v;
1724 switch (*piAttribList) {
1725 case WGL_TEXTURE_FORMAT_ARB: {
1726 ++piAttribList;
1727 attr_v = *piAttribList;
1728 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v);
1729 if (use_render_texture_ati) {
1730 int type = 0;
1731 switch (attr_v) {
1732 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
1733 case WGL_TEXTURE_RGB_ARB: type = GLX_TEXTURE_RGB_ATI; break ;
1734 case WGL_TEXTURE_RGBA_ARB: type = GLX_TEXTURE_RGBA_ATI; break ;
1735 default:
1736 SetLastError(ERROR_INVALID_DATA);
1737 goto create_failed;
1738 }
1739 object->use_render_texture = 1;
1740 PUSH2(attribs, GLX_TEXTURE_FORMAT_ATI, type);
1741 } else {
1742 if (WGL_NO_TEXTURE_ARB == attr_v) {
1743 object->use_render_texture = 0;
1744 } else {
1745 if (!use_render_texture_emulation) {
1746 SetLastError(ERROR_INVALID_DATA);
1747 goto create_failed;
1748 }
1749 switch (attr_v) {
1750 case WGL_TEXTURE_RGB_ARB:
1751 object->use_render_texture = GL_RGB;
1752 break;
1753 case WGL_TEXTURE_RGBA_ARB:
1754 object->use_render_texture = GL_RGBA;
1755 break;
1756 default:
1757 SetLastError(ERROR_INVALID_DATA);
1758 goto create_failed;
1759 }
1760 }
1761 }
1762 break;
1763 }
1764
1765 case WGL_TEXTURE_TARGET_ARB: {
1766 ++piAttribList;
1767 attr_v = *piAttribList;
1768 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v);
1769 if (use_render_texture_ati) {
1770 int type = 0;
1771 switch (attr_v) {
1772 case WGL_NO_TEXTURE_ARB: type = GLX_NO_TEXTURE_ATI; break ;
1773 case WGL_TEXTURE_CUBE_MAP_ARB: type = GLX_TEXTURE_CUBE_MAP_ATI; break ;
1774 case WGL_TEXTURE_1D_ARB: type = GLX_TEXTURE_1D_ATI; break ;
1775 case WGL_TEXTURE_2D_ARB: type = GLX_TEXTURE_2D_ATI; break ;
1776 default:
1777 SetLastError(ERROR_INVALID_DATA);
1778 goto create_failed;
1779 }
1780 PUSH2(attribs, GLX_TEXTURE_TARGET_ATI, type);
1781 } else {
1782 if (WGL_NO_TEXTURE_ARB == attr_v) {
1783 object->texture_target = 0;
1784 } else {
1785 if (!use_render_texture_emulation) {
1786 SetLastError(ERROR_INVALID_DATA);
1787 goto create_failed;
1788 }
1789 switch (attr_v) {
1790 case WGL_TEXTURE_CUBE_MAP_ARB: {
1791 if (iWidth != iHeight) {
1792 SetLastError(ERROR_INVALID_DATA);
1793 goto create_failed;
1794 }
1795 object->texture_target = GL_TEXTURE_CUBE_MAP;
1796 object->texture_bind_target = GL_TEXTURE_CUBE_MAP;
1797 break;
1798 }
1799 case WGL_TEXTURE_1D_ARB: {
1800 if (1 != iHeight) {
1801 SetLastError(ERROR_INVALID_DATA);
1802 goto create_failed;
1803 }
1804 object->texture_target = GL_TEXTURE_1D;
1805 object->texture_bind_target = GL_TEXTURE_1D;
1806 break;
1807 }
1808 case WGL_TEXTURE_2D_ARB: {
1809 object->texture_target = GL_TEXTURE_2D;
1810 object->texture_bind_target = GL_TEXTURE_2D;
1811 break;
1812 }
1813 default:
1814 SetLastError(ERROR_INVALID_DATA);
1815 goto create_failed;
1816 }
1817 }
1818 }
1819 break;
1820 }
1821
1822 case WGL_MIPMAP_TEXTURE_ARB: {
1823 ++piAttribList;
1824 attr_v = *piAttribList;
1825 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v);
1826 if (use_render_texture_ati) {
1827 PUSH2(attribs, GLX_MIPMAP_TEXTURE_ATI, attr_v);
1828 } else {
1829 if (!use_render_texture_emulation) {
1830 SetLastError(ERROR_INVALID_DATA);
1831 goto create_failed;
1832 }
1833 }
1834 break;
1835 }
1836 }
1837 ++piAttribList;
1838 }
1839
1840 PUSH1(attribs, None);
1841 object->drawable = pglXCreatePbuffer(gdi_display, cfgs[fmt_index], attribs);
1842 TRACE("new Pbuffer drawable as %p\n", (void*) object->drawable);
1843 if (!object->drawable) {
1844 SetLastError(ERROR_NO_SYSTEM_RESOURCES);
1845 goto create_failed; /* unexpected error */
1846 }
1847 TRACE("->(%p)\n", object);
1848
1849 /** free list */
1850 XFree(cfgs);
1851 return (HPBUFFERARB) object;
1852
1853 create_failed:
1854 if (NULL != cfgs) XFree(cfgs);
1855 HeapFree(GetProcessHeap(), 0, object);
1856 TRACE("->(FAILED)\n");
1857 return (HPBUFFERARB) NULL;
1858 }
1859
1860 /* WGL_ARB_pbuffer: wglDestroyPbufferARB */
1861 static GLboolean WINAPI X11DRV_wglDestroyPbufferARB(HPBUFFERARB hPbuffer)
1862 {
1863 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
1864 TRACE("(%p)\n", hPbuffer);
1865 if (NULL == object) {
1866 SetLastError(ERROR_INVALID_HANDLE);
1867 return GL_FALSE;
1868 }
1869 pglXDestroyPbuffer(object->display, object->drawable);
1870 HeapFree(GetProcessHeap(), 0, object);
1871 return GL_TRUE;
1872 }
1873
1874 /* WGL_ARB_pbuffer: wglGetPbufferDCARB
1875 * The function wglGetPbufferDCARB returns a device context for a pbuffer.
1876 * Gdi32 implements the part of this function which creates a device context.
1877 * This part associates the physDev with the X drawable of the pbuffer.
1878 */
1879 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *physDev, HPBUFFERARB hPbuffer)
1880 {
1881 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
1882 if (NULL == object) {
1883 SetLastError(ERROR_INVALID_HANDLE);
1884 return NULL;
1885 }
1886
1887 /* The function wglGetPbufferDCARB returns a DC to which the pbuffer can be connected.
1888 * We only support one onscreen rendering format (the one from the main visual), so use that. */
1889 physDev->current_pf = 1;
1890 physDev->drawable = object->drawable;
1891
1892 TRACE("(%p)->(%p)\n", hPbuffer, physDev->hdc);
1893 return physDev->hdc;
1894 }
1895
1896 /* WGL_ARB_pbuffer: wglQueryPbufferARB */
1897 static GLboolean WINAPI X11DRV_wglQueryPbufferARB(HPBUFFERARB hPbuffer, int iAttribute, int *piValue)
1898 {
1899 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
1900 TRACE("(%p, 0x%x, %p)\n", hPbuffer, iAttribute, piValue);
1901 if (NULL == object) {
1902 SetLastError(ERROR_INVALID_HANDLE);
1903 return GL_FALSE;
1904 }
1905 switch (iAttribute) {
1906 case WGL_PBUFFER_WIDTH_ARB:
1907 pglXQueryDrawable(object->display, object->drawable, GLX_WIDTH, (unsigned int*) piValue);
1908 break;
1909 case WGL_PBUFFER_HEIGHT_ARB:
1910 pglXQueryDrawable(object->display, object->drawable, GLX_HEIGHT, (unsigned int*) piValue);
1911 break;
1912
1913 case WGL_PBUFFER_LOST_ARB:
1914 FIXME("unsupported WGL_PBUFFER_LOST_ARB (need glXSelectEvent/GLX_DAMAGED work)\n");
1915 break;
1916
1917 case WGL_TEXTURE_FORMAT_ARB:
1918 if (use_render_texture_ati) {
1919 unsigned int tmp;
1920 int type = WGL_NO_TEXTURE_ARB;
1921 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_FORMAT_ATI, &tmp);
1922 switch (tmp) {
1923 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
1924 case GLX_TEXTURE_RGB_ATI: type = WGL_TEXTURE_RGB_ARB; break ;
1925 case GLX_TEXTURE_RGBA_ATI: type = WGL_TEXTURE_RGBA_ARB; break ;
1926 }
1927 *piValue = type;
1928 } else {
1929 if (!object->use_render_texture) {
1930 *piValue = WGL_NO_TEXTURE_ARB;
1931 } else {
1932 if (!use_render_texture_emulation) {
1933 SetLastError(ERROR_INVALID_HANDLE);
1934 return GL_FALSE;
1935 }
1936 if (GL_RGBA == object->use_render_texture) {
1937 *piValue = WGL_TEXTURE_RGBA_ARB;
1938 } else {
1939 *piValue = WGL_TEXTURE_RGB_ARB;
1940 }
1941 }
1942 }
1943 break;
1944
1945 case WGL_TEXTURE_TARGET_ARB:
1946 if (use_render_texture_ati) {
1947 unsigned int tmp;
1948 int type = WGL_NO_TEXTURE_ARB;
1949 pglXQueryDrawable(object->display, object->drawable, GLX_TEXTURE_TARGET_ATI, &tmp);
1950 switch (tmp) {
1951 case GLX_NO_TEXTURE_ATI: type = WGL_NO_TEXTURE_ARB; break ;
1952 case GLX_TEXTURE_CUBE_MAP_ATI: type = WGL_TEXTURE_CUBE_MAP_ARB; break ;
1953 case GLX_TEXTURE_1D_ATI: type = WGL_TEXTURE_1D_ARB; break ;
1954 case GLX_TEXTURE_2D_ATI: type = WGL_TEXTURE_2D_ARB; break ;
1955 }
1956 *piValue = type;
1957 } else {
1958 if (!object->texture_target) {
1959 *piValue = WGL_NO_TEXTURE_ARB;
1960 } else {
1961 if (!use_render_texture_emulation) {
1962 SetLastError(ERROR_INVALID_DATA);
1963 return GL_FALSE;
1964 }
1965 switch (object->texture_target) {
1966 case GL_TEXTURE_1D: *piValue = WGL_TEXTURE_CUBE_MAP_ARB; break;
1967 case GL_TEXTURE_2D: *piValue = WGL_TEXTURE_1D_ARB; break;
1968 case GL_TEXTURE_CUBE_MAP: *piValue = WGL_TEXTURE_2D_ARB; break;
1969 }
1970 }
1971 }
1972 break;
1973
1974 case WGL_MIPMAP_TEXTURE_ARB:
1975 if (use_render_texture_ati) {
1976 pglXQueryDrawable(object->display, object->drawable, GLX_MIPMAP_TEXTURE_ATI, (unsigned int*) piValue);
1977 } else {
1978 *piValue = GL_FALSE; /** don't support that */
1979 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute);
1980 }
1981 break;
1982
1983 default:
1984 FIXME("unexpected attribute %x\n", iAttribute);
1985 break;
1986 }
1987
1988 return GL_TRUE;
1989 }
1990
1991 /* WGL_ARB_pbuffer: wglReleasePbufferDCARB */
1992 static int WINAPI X11DRV_wglReleasePbufferDCARB(HPBUFFERARB hPbuffer, HDC hdc)
1993 {
1994 TRACE("(%p, %p)\n", hPbuffer, hdc);
1995 DeleteDC(hdc);
1996 return 0;
1997 }
1998
1999 /* WGL_ARB_pbuffer: wglSetPbufferAttribARB */
2000 static GLboolean WINAPI X11DRV_wglSetPbufferAttribARB(HPBUFFERARB hPbuffer, const int *piAttribList)
2001 {
2002 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2003 WARN("(%p, %p): alpha-testing, report any problem\n", hPbuffer, piAttribList);
2004 if (NULL == object) {
2005 SetLastError(ERROR_INVALID_HANDLE);
2006 return GL_FALSE;
2007 }
2008 if (!object->use_render_texture) {
2009 SetLastError(ERROR_INVALID_HANDLE);
2010 return GL_FALSE;
2011 }
2012 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2013 return GL_TRUE;
2014 }
2015 if (NULL != pglXDrawableAttribARB) {
2016 if (use_render_texture_ati) {
2017 FIXME("Need conversion for GLX_ATI_render_texture\n");
2018 }
2019 return pglXDrawableAttribARB(object->display, object->drawable, piAttribList);
2020 }
2021 return GL_FALSE;
2022 }
2023
2024 /* WGL_ARB_pixel_format: wglChoosePixelFormatARB */
2025 static GLboolean WINAPI X11DRV_wglChoosePixelFormatARB(HDC hdc, const int *piAttribIList, const FLOAT *pfAttribFList, UINT nMaxFormats, int *piFormats, UINT *nNumFormats)
2026 {
2027 int gl_test = 0;
2028 int attribs[256];
2029 int nAttribs = 0;
2030 GLboolean res = FALSE;
2031
2032 /* We need the visualid to check if the format is suitable */
2033 VisualID visualid = XVisualIDFromVisual(visual);
2034
2035 GLXFBConfig* cfgs = NULL;
2036 int nCfgs = 0;
2037 UINT it;
2038 int fmt_id;
2039
2040 GLXFBConfig* cfgs_fmt = NULL;
2041 int nCfgs_fmt = 0;
2042 UINT it_fmt;
2043 int tmp_fmt_id;
2044 int tmp_vis_id;
2045
2046 int pfmt_it = 0;
2047 int offscreen_index = 1; /* Start at one because we always have a main visual at iPixelFormat=1 */
2048
2049 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc, piAttribIList, pfAttribFList, nMaxFormats, piFormats, nNumFormats);
2050 if (NULL != pfAttribFList) {
2051 FIXME("unused pfAttribFList\n");
2052 }
2053
2054 nAttribs = ConvertAttribWGLtoGLX(piAttribIList, attribs, NULL);
2055 if (-1 == nAttribs) {
2056 WARN("Cannot convert WGL to GLX attributes\n");
2057 return GL_FALSE;
2058 }
2059 PUSH1(attribs, None);
2060
2061 /* Search for FB configurations matching the requirements in attribs */
2062 cfgs = pglXChooseFBConfig(gdi_display, DefaultScreen(gdi_display), attribs, &nCfgs);
2063 if (NULL == cfgs) {
2064 WARN("Compatible Pixel Format not found\n");
2065 return GL_FALSE;
2066 }
2067
2068 /* Get a list of all FB configurations */
2069 cfgs_fmt = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs_fmt);
2070 if (NULL == cfgs_fmt) {
2071 ERR("Failed to get All FB Configs\n");
2072 XFree(cfgs);
2073 return GL_FALSE;
2074 }
2075
2076 /* Loop through all matching formats and check if they are suitable.
2077 * Note that this function should at max return nMaxFormats different formats */
2078 for (it = 0; pfmt_it < nMaxFormats && it < nCfgs; ++it) {
2079 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_FBCONFIG_ID, &fmt_id);
2080 if (gl_test) {
2081 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2082 continue;
2083 }
2084
2085 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_VISUAL_ID, &tmp_vis_id);
2086 if (gl_test) {
2087 ERR("Failed to retrieve VISUAL_ID from GLXFBConfig, expect problems.\n");
2088 continue;
2089 }
2090
2091 /* When the visualid of the GLXFBConfig matches the one of the main visual we have found our
2092 * only supported onscreen rendering format. This format has a WGL index of 1. */
2093 if(tmp_vis_id == visualid) {
2094 piFormats[pfmt_it] = 1;
2095 ++pfmt_it;
2096 res = GL_TRUE;
2097 TRACE("Found compatible GLXFBConfig 0x%x with WGL index 1\n", fmt_id);
2098 continue;
2099 }
2100 /* Only continue with this loop for offscreen rendering formats (visualid = 0) */
2101 else if(tmp_vis_id != 0) {
2102 TRACE("Discarded GLXFBConfig %0x with VisualID %x because the visualid is not the same as our main visual (%lx)\n", fmt_id, tmp_vis_id, visualid);
2103 continue;
2104 }
2105
2106 /* Find the index of the found format in the whole format table */
2107 for (it_fmt = 0; it_fmt < nCfgs_fmt; ++it_fmt) {
2108 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs_fmt[it_fmt], GLX_FBCONFIG_ID, &tmp_fmt_id);
2109 if (gl_test) {
2110 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2111 continue;
2112 }
2113 gl_test = pglXGetFBConfigAttrib(gdi_display, cfgs[it], GLX_VISUAL_ID, &tmp_vis_id);
2114 if (gl_test) {
2115 ERR("Failed to retrieve VISUAL_ID from GLXFBConfig, expect problems.\n");
2116 continue;
2117 }
2118 /* The format of Wine's main visual is stored at index 1 of our WGL format table.
2119 * At higher indices we store offscreen rendering formats (visualid=0). Below we calculate
2120 * the index of the offscreen format. We do this by counting the number of offscreen formats
2121 * which we see until we reach our target format. */
2122 if(tmp_vis_id == 0)
2123 offscreen_index++;
2124
2125 /* We have found the format in the table (note the format is offscreen) */
2126 if (fmt_id == tmp_fmt_id) {
2127 int tmp;
2128
2129 piFormats[pfmt_it] = offscreen_index + 1; /* Add 1 to get a one-based index */
2130 ++pfmt_it;
2131 pglXGetFBConfigAttrib(gdi_display, cfgs_fmt[it_fmt], GLX_ALPHA_SIZE, &tmp);
2132 TRACE("ALPHA_SIZE of FBCONFIG_ID(%d/%d) found as '%d'\n", it_fmt + 1, nCfgs_fmt, tmp);
2133 break;
2134 }
2135 }
2136 if (it_fmt == nCfgs_fmt) {
2137 ERR("Failed to get valid fmt for %d. Try next.\n", it);
2138 continue;
2139 }
2140 TRACE("at %d/%d found FBCONFIG_ID(%d/%d)\n", it + 1, nCfgs, piFormats[it], nCfgs_fmt);
2141 }
2142
2143 *nNumFormats = pfmt_it;
2144 /** free list */
2145 XFree(cfgs);
2146 XFree(cfgs_fmt);
2147 return GL_TRUE;
2148 }
2149
2150 /* WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB */
2151 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribfvARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, FLOAT *pfValues)
2152 {
2153 FIXME("(%p, %d, %d, %d, %p, %p): stub\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, pfValues);
2154 return GL_FALSE;
2155 }
2156
2157 /* WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB */
2158 static GLboolean WINAPI X11DRV_wglGetPixelFormatAttribivARB(HDC hdc, int iPixelFormat, int iLayerPlane, UINT nAttributes, const int *piAttributes, int *piValues)
2159 {
2160 UINT i;
2161 GLXFBConfig* cfgs = NULL;
2162 GLXFBConfig curCfg = NULL;
2163 int nCfgs = 0;
2164 int hTest;
2165 int tmp;
2166 int curGLXAttr = 0;
2167 int nWGLFormats = 0;
2168 int fmt_index = 0;
2169
2170 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc, iPixelFormat, iLayerPlane, nAttributes, piAttributes, piValues);
2171
2172 if (0 < iLayerPlane) {
2173 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane);
2174 return GL_FALSE;
2175 }
2176
2177 cfgs = pglXGetFBConfigs(gdi_display, DefaultScreen(gdi_display), &nCfgs);
2178 if (NULL == cfgs) {
2179 ERR("no FB Configs found for display(%p)\n", gdi_display);
2180 return GL_FALSE;
2181 }
2182
2183 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supoprted.
2184 * We don't have to fail yet as a program can specify an invaled iPixelFormat (lets say 0) if it wants to query
2185 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2186 if(!ConvertPixelFormatWGLtoGLX(gdi_display, iPixelFormat, &fmt_index, &nWGLFormats)) {
2187 ERR("Unable to convert iPixelFormat %d to a GLX one, expect problems!\n", iPixelFormat);
2188 }
2189
2190 for (i = 0; i < nAttributes; ++i) {
2191 const int curWGLAttr = piAttributes[i];
2192 TRACE("pAttr[%d] = %x\n", i, curWGLAttr);
2193
2194 switch (curWGLAttr) {
2195 case WGL_NUMBER_PIXEL_FORMATS_ARB:
2196 piValues[i] = nWGLFormats;
2197 continue;
2198
2199 case WGL_SUPPORT_OPENGL_ARB:
2200 piValues[i] = GL_TRUE;
2201 continue;
2202
2203 case WGL_ACCELERATION_ARB:
2204 curGLXAttr = GLX_CONFIG_CAVEAT;
2205
2206 if (nCfgs < iPixelFormat || 0 >= iPixelFormat) goto pix_error;
2207 curCfg = cfgs[iPixelFormat - 1];
2208
2209 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
2210 if (hTest) goto get_error;
2211 switch (tmp) {
2212 case GLX_NONE: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2213 case GLX_SLOW_CONFIG: piValues[i] = WGL_NO_ACCELERATION_ARB; break;
2214 case GLX_NON_CONFORMANT_CONFIG: piValues[i] = WGL_FULL_ACCELERATION_ARB; break;
2215 default:
2216 ERR("unexpected Config Caveat(%x)\n", tmp);
2217 piValues[i] = WGL_NO_ACCELERATION_ARB;
2218 }
2219 continue;
2220
2221 case WGL_TRANSPARENT_ARB:
2222 curGLXAttr = GLX_TRANSPARENT_TYPE;
2223 /* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
2224 * supported WGLFormats and also check if the GLX fmt_index is valid. */
2225 if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
2226 curCfg = cfgs[fmt_index];
2227 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
2228 if (hTest) goto get_error;
2229 piValues[i] = GL_FALSE;
2230 if (GLX_NONE != tmp) piValues[i] = GL_TRUE;
2231 continue;
2232
2233 case WGL_PIXEL_TYPE_ARB:
2234 curGLXAttr = GLX_RENDER_TYPE;
2235 /* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
2236 * supported WGLFormats and also check if the GLX fmt_index is valid. */
2237 if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
2238 curCfg = cfgs[fmt_index];
2239 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
2240 if (hTest) goto get_error;
2241 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp);
2242 if (tmp & GLX_RGBA_BIT) { piValues[i] = WGL_TYPE_RGBA_ARB; }
2243 else if (tmp & GLX_COLOR_INDEX_BIT) { piValues[i] = WGL_TYPE_COLORINDEX_ARB; }
2244 else if (tmp & GLX_RGBA_FLOAT_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2245 else if (tmp & GLX_RGBA_FLOAT_ATI_BIT) { piValues[i] = WGL_TYPE_RGBA_FLOAT_ATI; }
2246 else {
2247 ERR("unexpected RenderType(%x)\n", tmp);
2248 piValues[i] = WGL_TYPE_RGBA_ARB;
2249 }
2250 continue;
2251
2252 case WGL_COLOR_BITS_ARB:
2253 /** see ConvertAttribWGLtoGLX for explain */
2254 /* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
2255 * supported WGLFormats and also check if the GLX fmt_index is valid. */
2256 if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
2257 curCfg = cfgs[fmt_index];
2258 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_BUFFER_SIZE, piValues + i);
2259 if (hTest) goto get_error;
2260 TRACE("WGL_COLOR_BITS_ARB: GLX_BUFFER_SIZE = %d\n", piValues[i]);
2261 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_ALPHA_SIZE, &tmp);
2262 if (hTest) goto get_error;
2263 TRACE("WGL_COLOR_BITS_ARB: GLX_ALPHA_SIZE = %d\n", tmp);
2264 piValues[i] = piValues[i] - tmp;
2265 continue;
2266
2267 case WGL_BIND_TO_TEXTURE_RGB_ARB:
2268 if (use_render_texture_ati) {
2269 curGLXAttr = GLX_BIND_TO_TEXTURE_RGB_ATI;
2270 break;
2271 }
2272 case WGL_BIND_TO_TEXTURE_RGBA_ARB:
2273 if (use_render_texture_ati) {
2274 curGLXAttr = GLX_BIND_TO_TEXTURE_RGBA_ATI;
2275 break;
2276 }
2277 if (!use_render_texture_emulation) {
2278 piValues[i] = GL_FALSE;
2279 continue;
2280 }
2281 curGLXAttr = GLX_RENDER_TYPE;
2282 /* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
2283 * supported WGLFormats and also check if the GLX fmt_index is valid. */
2284 if((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs)) goto pix_error;
2285 curCfg = cfgs[fmt_index];
2286 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, &tmp);
2287 if (hTest) goto get_error;
2288 if (GLX_COLOR_INDEX_BIT == tmp) {
2289 piValues[i] = GL_FALSE;
2290 continue;
2291 }
2292 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, GLX_DRAWABLE_TYPE, &tmp);
2293 if (hTest) goto get_error;
2294 piValues[i] = (tmp & GLX_PBUFFER_BIT) ? GL_TRUE : GL_FALSE;
2295 continue;
2296
2297 case WGL_BLUE_BITS_ARB:
2298 curGLXAttr = GLX_BLUE_SIZE;
2299 break;
2300 case WGL_RED_BITS_ARB:
2301 curGLXAttr = GLX_RED_SIZE;
2302 break;
2303 case WGL_GREEN_BITS_ARB:
2304 curGLXAttr = GLX_GREEN_SIZE;
2305 break;
2306 case WGL_ALPHA_BITS_ARB:
2307 curGLXAttr = GLX_ALPHA_SIZE;
2308 break;
2309 case WGL_DEPTH_BITS_ARB:
2310 curGLXAttr = GLX_DEPTH_SIZE;
2311 break;
2312 case WGL_STENCIL_BITS_ARB:
2313 curGLXAttr = GLX_STENCIL_SIZE;
2314 break;
2315 case WGL_DOUBLE_BUFFER_ARB:
2316 curGLXAttr = GLX_DOUBLEBUFFER;
2317 break;
2318 case WGL_STEREO_ARB:
2319 curGLXAttr = GLX_STEREO;
2320 break;
2321 case WGL_AUX_BUFFERS_ARB:
2322 curGLXAttr = GLX_AUX_BUFFERS;
2323 break;
2324
2325 case WGL_SUPPORT_GDI_ARB:
2326 case WGL_DRAW_TO_WINDOW_ARB:
2327 case WGL_DRAW_TO_BITMAP_ARB:
2328 case WGL_DRAW_TO_PBUFFER_ARB:
2329 curGLXAttr = GLX_X_RENDERABLE;
2330 break;
2331
2332 case WGL_PBUFFER_LARGEST_ARB:
2333 curGLXAttr = GLX_LARGEST_PBUFFER;
2334 break;
2335
2336 case WGL_SAMPLE_BUFFERS_ARB:
2337 curGLXAttr = GLX_SAMPLE_BUFFERS_ARB;
2338 break;
2339
2340 case WGL_SAMPLES_ARB:
2341 curGLXAttr = GLX_SAMPLES_ARB;
2342 break;
2343
2344 default:
2345 FIXME("unsupported %x WGL Attribute\n", curWGLAttr);
2346 }
2347
2348 if (0 != curGLXAttr) {
2349 /* Check if the format is supported by checking if iPixelFormat isn't larger than the max number of
2350 * supported WGLFormats and also check if the GLX fmt_index is valid. */
2351 if((iPixelFormat > 0) && ((iPixelFormat > nWGLFormats) || (fmt_index > nCfgs))) goto pix_error;
2352 curCfg = cfgs[fmt_index];
2353 hTest = pglXGetFBConfigAttrib(gdi_display, curCfg, curGLXAttr, piValues + i);
2354 if (hTest) goto get_error;
2355 } else {
2356 piValues[i] = GL_FALSE;
2357 }
2358 }
2359 return GL_TRUE;
2360
2361 get_error:
2362 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc, curGLXAttr);
2363 XFree(cfgs);
2364 return GL_FALSE;
2365
2366 pix_error:
2367 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc, iPixelFormat, nCfgs);
2368 XFree(cfgs);
2369 return GL_FALSE;
2370 }
2371
2372 /* WGL_ARB_render_texture: wglBindTexImageARB */
2373 static GLboolean WINAPI X11DRV_wglBindTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2374 {
2375 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2376 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2377 if (NULL == object) {
2378 SetLastError(ERROR_INVALID_HANDLE);
2379 return GL_FALSE;
2380 }
2381 if (!object->use_render_texture) {
2382 SetLastError(ERROR_INVALID_HANDLE);
2383 return GL_FALSE;
2384 }
2385 /* Disable WGL_ARB_render_texture support untill it is implemented properly
2386 * using pbuffers or FBOs */
2387 #if 0
2388 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2389 int do_init = 0;
2390 GLint prev_binded_tex;
2391 pglGetIntegerv(object->texture_target, &prev_binded_tex);
2392 if (NULL == object->render_ctx) {
2393 object->render_hdc = X11DRV_wglGetPbufferDCARB(hPbuffer);
2394 /* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
2395 object->render_ctx = wglCreateContext(object->render_hdc);
2396 do_init = 1;
2397 }
2398 object->prev_hdc = wglGetCurrentDC();
2399 object->prev_ctx = wglGetCurrentContext();
2400 /* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
2401 wglMakeCurrent(object->render_hdc, object->render_ctx);
2402 /*
2403 if (do_init) {
2404 glBindTexture(object->texture_target, object->texture);
2405 if (GL_RGBA == object->use_render_texture) {
2406 glTexImage2D(object->texture_target, 0, GL_RGBA8, object->width, object->height, 0, GL_RGBA, GL_FLOAT, NULL);
2407 } else {
2408 glTexImage2D(object->texture_target, 0, GL_RGB8, object->width, object->height, 0, GL_RGB, GL_FLOAT, NULL);
2409 }
2410 }
2411 */
2412 object->texture = prev_binded_tex;
2413 return GL_TRUE;
2414 }
2415 #endif
2416 if (NULL != pglXBindTexImageARB) {
2417 return pglXBindTexImageARB(object->display, object->drawable, iBuffer);
2418 }
2419 return GL_FALSE;
2420 }
2421
2422 /* WGL_ARB_render_texture: wglReleaseTexImageARB */
2423 static GLboolean WINAPI X11DRV_wglReleaseTexImageARB(HPBUFFERARB hPbuffer, int iBuffer)
2424 {
2425 Wine_GLPBuffer* object = (Wine_GLPBuffer*) hPbuffer;
2426 TRACE("(%p, %d)\n", hPbuffer, iBuffer);
2427 if (NULL == object) {
2428 SetLastError(ERROR_INVALID_HANDLE);
2429 return GL_FALSE;
2430 }
2431 if (!object->use_render_texture) {
2432 SetLastError(ERROR_INVALID_HANDLE);
2433 return GL_FALSE;
2434 }
2435 if (!use_render_texture_ati && 1 == use_render_texture_emulation) {
2436 /*
2437 GLint prev_binded_tex;
2438 glGetIntegerv(object->texture_target, &prev_binded_tex);
2439 if (GL_TEXTURE_1D == object->texture_target) {
2440 glCopyTexSubImage1D(object->texture_target, object->texture_level, 0, 0, 0, object->width);
2441 } else {
2442 glCopyTexSubImage2D(object->texture_target, object->texture_level, 0, 0, 0, 0, object->width, object->height);
2443 }
2444 glBindTexture(object->texture_target, prev_binded_tex);
2445 SwapBuffers(object->render_hdc);
2446 */
2447 pglBindTexture(object->texture_target, object->texture);
2448 if (GL_TEXTURE_1D == object->texture_target) {
2449 pglCopyTexSubImage1D(object->texture_target, object->texture_level, 0, 0, 0, object->width);
2450 } else {
2451 pglCopyTexSubImage2D(object->texture_target, object->texture_level, 0, 0, 0, 0, object->width, object->height);
2452 }
2453
2454 /* FIXME: This is routed through gdi32.dll to winex11.drv, replace this with GLX calls */
2455 wglMakeCurrent(object->prev_hdc, object->prev_ctx);
2456 return GL_TRUE;
2457 }
2458 if (NULL != pglXReleaseTexImageARB) {
2459 return pglXReleaseTexImageARB(object->display, object->drawable, iBuffer);
2460 }
2461 return GL_FALSE;
2462 }
2463
2464 /* WGL_EXT_extensions_string: wglGetExtensionsStringEXT */
2465 static const char * WINAPI X11DRV_wglGetExtensionsStringEXT(void) {
2466 TRACE("() returning \"%s\"\n", WineGLInfo.wglExtensions);
2467 return WineGLInfo.wglExtensions;
2468 }
2469
2470 /* WGL_EXT_swap_control: wglGetSwapIntervalEXT */
2471 static int WINAPI X11DRV_wglGetSwapIntervalEXT(VOID) {
2472 FIXME("(),stub!\n");
2473 return swap_interval;
2474 }
2475
2476 /* WGL_EXT_swap_control: wglSwapIntervalEXT */
2477 static BOOL WINAPI X11DRV_wglSwapIntervalEXT(int interval) {
2478 TRACE("(%d)\n", interval);
2479 swap_interval = interval;
2480 if (NULL != pglXSwapIntervalSGI) {
2481 return 0 == pglXSwapIntervalSGI(interval);
2482 }
2483 WARN("(): GLX_SGI_swap_control extension seems not supported\n");
2484 return TRUE;
2485 }
2486
2487 /* Check if the supported GLX version matches requiredVersion */
2488 static BOOL glxRequireVersion(int requiredVersion)
2489 {
2490 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
2491 if(requiredVersion <= WineGLInfo.glxVersion[1])
2492 return TRUE;
2493
2494 return FALSE;
2495 }
2496
2497 static BOOL glxRequireExtension(const char *requiredExtension)
2498 {
2499 if (strstr(WineGLInfo.glxClientExtensions, requiredExtension) == NULL) {
2500 return FALSE;
2501 }
2502
2503 return TRUE;
2504 }
2505
2506 static BOOL register_extension(const WineGLExtension * ext)
2507 {
2508 int i;
2509
2510 assert( WineGLExtensionListSize < MAX_EXTENSIONS );
2511 WineGLExtensionList[WineGLExtensionListSize++] = ext;
2512
2513 strcat(WineGLInfo.wglExtensions, " ");
2514 strcat(WineGLInfo.wglExtensions, ext->extName);
2515
2516 TRACE("'%s'\n", ext->extName);
2517
2518 for (i = 0; ext->extEntryPoints[i].funcName; ++i)
2519 TRACE(" - '%s'\n", ext->extEntryPoints[i].funcName);
2520
2521 return TRUE;
2522 }
2523
2524 static const WineGLExtension WGL_internal_functions =
2525 {
2526 "",
2527 {
2528 { "wglGetIntegerv", X11DRV_wglGetIntegerv },
2529 }
2530 };
2531
2532
2533 static const WineGLExtension WGL_ARB_extensions_string =
2534 {
2535 "WGL_ARB_extensions_string",
2536 {
2537 { "wglGetExtensionsStringARB", X11DRV_wglGetExtensionsStringARB },
2538 }
2539 };
2540
2541 static const WineGLExtension WGL_ARB_make_current_read =
2542 {
2543 "WGL_ARB_make_current_read",
2544 {
2545 { "wglGetCurrentReadDCARB", X11DRV_wglGetCurrentReadDCARB },
2546 { "wglMakeContextCurrentARB", X11DRV_wglMakeContextCurrentARB },
2547 }
2548 };
2549
2550 static const WineGLExtension WGL_ARB_multisample =
2551 {
2552 "WGL_ARB_multisample",
2553 };
2554
2555 static const WineGLExtension WGL_ARB_pbuffer =
2556 {
2557 "WGL_ARB_pbuffer",
2558 {
2559 { "wglCreatePbufferARB", X11DRV_wglCreatePbufferARB },
2560 { "wglDestroyPbufferARB", X11DRV_wglDestroyPbufferARB },
2561 { "wglGetPbufferDCARB", X11DRV_wglGetPbufferDCARB },
2562 { "wglQueryPbufferARB", X11DRV_wglQueryPbufferARB },
2563 { "wglReleasePbufferDCARB", X11DRV_wglReleasePbufferDCARB },
2564 { "wglSetPbufferAttribARB", X11DRV_wglSetPbufferAttribARB },
2565 }
2566 };
2567
2568 static const WineGLExtension WGL_ARB_pixel_format =
2569 {
2570 "WGL_ARB_pixel_format",
2571 {
2572 { "wglChoosePixelFormatARB", X11DRV_wglChoosePixelFormatARB },
2573 { "wglGetPixelFormatAttribfvARB", X11DRV_wglGetPixelFormatAttribfvARB },
2574 { "wglGetPixelFormatAttribivARB", X11DRV_wglGetPixelFormatAttribivARB },
2575 }
2576 };
2577
2578 static const WineGLExtension WGL_ARB_render_texture =
2579 {
2580 "WGL_ARB_render_texture",
2581 {
2582 { "wglBindTexImageARB", X11DRV_wglBindTexImageARB },
2583 { "wglReleaseTexImageARB", X11DRV_wglReleaseTexImageARB },
2584 }
2585 };
2586
2587 static const WineGLExtension WGL_EXT_extensions_string =
2588 {
2589 "WGL_EXT_extensions_string",
2590 {
2591 { "wglGetExtensionsStringEXT", X11DRV_wglGetExtensionsStringEXT },
2592 }
2593 };
2594
2595 static const WineGLExtension WGL_EXT_swap_control =
2596 {
2597 "WGL_EXT_swap_control",
2598 {
2599 { "wglSwapIntervalEXT", X11DRV_wglSwapIntervalEXT },
2600 { "wglGetSwapIntervalEXT", X11DRV_wglGetSwapIntervalEXT },
2601 }
2602 };
2603
2604
2605 /**
2606 * X11DRV_WineGL_LoadExtensions
2607 */
2608 static void X11DRV_WineGL_LoadExtensions(void)
2609 {
2610 WineGLInfo.wglExtensions[0] = 0;
2611
2612 /* Load Wine internal functions */
2613 register_extension(&WGL_internal_functions);
2614
2615 /* ARB Extensions */
2616
2617 register_extension(&WGL_ARB_extensions_string);
2618
2619 if (glxRequireVersion(3))
2620 register_extension(&WGL_ARB_make_current_read);
2621
2622 if (glxRequireExtension("GLX_ARB_multisample"))
2623 register_extension(&WGL_ARB_multisample);
2624
2625 if (glxRequireVersion(3) && glxRequireExtension("GLX_SGIX_pbuffer"))
2626 register_extension(&WGL_ARB_pbuffer);
2627
2628 register_extension(&WGL_ARB_pixel_format);
2629
2630 if (glxRequireExtension("GLX_ATI_render_texture") ||
2631 glxRequireExtension("GLX_ARB_render_texture"))
2632 register_extension(&WGL_ARB_render_texture);
2633
2634 /* EXT Extensions */
2635
2636 register_extension(&WGL_EXT_extensions_string);
2637
2638 if (glxRequireExtension("GLX_SGI_swap_control"))
2639 register_extension(&WGL_EXT_swap_control);
2640 }
2641
2642
2643 static XID create_glxpixmap(X11DRV_PDEVICE *physDev)
2644 {
2645 GLXPixmap ret;
2646 XVisualInfo *vis;
2647 XVisualInfo template;
2648 int num;
2649
2650 wine_tsx11_lock();
2651
2652 /* Retrieve the visualid from our main visual which is the only visual we can use */
2653 template.visualid = XVisualIDFromVisual(visual);
2654 vis = XGetVisualInfo(gdi_display, VisualIDMask, &template, &num);
2655
2656 ret = pglXCreateGLXPixmap(gdi_display, vis, physDev->bitmap->pixmap);
2657 XFree(vis);
2658 wine_tsx11_unlock();
2659 TRACE("return %lx\n", ret);
2660 return ret;
2661 }
2662
2663 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
2664 {
2665 Drawable ret;
2666
2667 if(physDev->bitmap)
2668 {
2669 if (physDev->bitmap->hbitmap == BITMAP_stock_phys_bitmap.hbitmap)
2670 ret = physDev->drawable; /* PBuffer */
2671 else
2672 {
2673 if(!physDev->bitmap->glxpixmap)
2674 physDev->bitmap->glxpixmap = create_glxpixmap(physDev);
2675 ret = physDev->bitmap->glxpixmap;
2676 }
2677 }
2678 else
2679 ret = physDev->drawable;
2680 return ret;
2681 }
2682
2683 BOOL destroy_glxpixmap(XID glxpixmap)
2684 {
2685 wine_tsx11_lock();
2686 pglXDestroyGLXPixmap(gdi_display, glxpixmap);
2687 wine_tsx11_unlock();
2688 return TRUE;
2689 }
2690
2691 /**
2692 * X11DRV_SwapBuffers
2693 *
2694 * Swap the buffers of this DC
2695 */
2696 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev)
2697 {
2698 GLXDrawable drawable;
2699 if (!has_opengl()) {
2700 ERR("No libGL on this box - disabling OpenGL support !\n");
2701 return 0;
2702 }
2703
2704 TRACE_(opengl)("(%p)\n", physDev);
2705
2706 drawable = get_glxdrawable(physDev);
2707 wine_tsx11_lock();
2708 pglXSwapBuffers(gdi_display, drawable);
2709 wine_tsx11_unlock();
2710
2711 /* FPS support */
2712 if (TRACE_ON(fps))
2713 {
2714 static long prev_time, frames;
2715
2716 DWORD time = GetTickCount();
2717 frames++;
2718 /* every 1.5 seconds */
2719 if (time - prev_time > 1500) {
2720 TRACE_(fps)("@ approx %.2ffps\n", 1000.0*frames/(time - prev_time));
2721 prev_time = time;
2722 frames = 0;
2723 }
2724 }
2725
2726 return TRUE;
2727 }
2728
2729 /***********************************************************************
2730 * X11DRV_setup_opengl_visual
2731 *
2732 * Setup the default visual used for OpenGL and Direct3D, and the desktop
2733 * window (if it exists). If OpenGL isn't available, the visual is simply
2734 * set to the default visual for the display
2735 */
2736 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
2737 {
2738 XVisualInfo *visual = NULL;
2739 /* In order to support OpenGL or D3D, we require a double-buffered visual and stencil buffer support, */
2740 int dblBuf[] = {GLX_RGBA,GLX_DEPTH_SIZE, 24, GLX_STENCIL_SIZE, 8, GLX_ALPHA_SIZE, 8, GLX_DOUBLEBUFFER, None};
2741 if (!has_opengl()) return NULL;
2742
2743 wine_tsx11_lock();
2744 visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf);
2745 wine_tsx11_unlock();
2746 if (visual == NULL) {
2747 /* fallback to 16 bits depth, no alpha */
2748 int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_STENCIL_SIZE, 8, GLX_DOUBLEBUFFER, None};
2749 WARN("Failed to get a visual with at least 24 bits depth\n");
2750
2751 wine_tsx11_lock();
2752 visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
2753 wine_tsx11_unlock();
2754 if (visual == NULL) {
2755 /* fallback to no stencil */
2756 int dblBuf2[] = {GLX_RGBA,GLX_DEPTH_SIZE, 16, GLX_DOUBLEBUFFER, None};
2757 WARN("Failed to get a visual with at least 8 bits of stencil\n");
2758
2759 wine_tsx11_lock();
2760 visual = pglXChooseVisual(display, DefaultScreen(display), dblBuf2);
2761 wine_tsx11_unlock();
2762 if (visual == NULL) {
2763 /* This should only happen if we cannot find a match with a depth size 16 */
2764 FIXME("Failed to find a suitable visual\n");
2765 return visual;
2766 }
2767 }
2768 }
2769 TRACE("Visual ID %lx Chosen\n",visual->visualid);
2770 return visual;
2771 }
2772
2773 #else /* no OpenGL includes */
2774
2775 /***********************************************************************
2776 * ChoosePixelFormat (X11DRV.@)
2777 */
2778 int X11DRV_ChoosePixelFormat(X11DRV_PDEVICE *physDev,
2779 const PIXELFORMATDESCRIPTOR *ppfd) {
2780 ERR("No OpenGL support compiled in.\n");
2781
2782 return 0;
2783 }
2784
2785 /***********************************************************************
2786 * DescribePixelFormat (X11DRV.@)
2787 */
2788 int X11DRV_DescribePixelFormat(X11DRV_PDEVICE *physDev,
2789 int iPixelFormat,
2790 UINT nBytes,
2791 PIXELFORMATDESCRIPTOR *ppfd) {
2792 ERR("No OpenGL support compiled in.\n");
2793
2794 return 0;
2795 }
2796
2797 /***********************************************************************
2798 * GetPixelFormat (X11DRV.@)
2799 */
2800 int X11DRV_GetPixelFormat(X11DRV_PDEVICE *physDev) {
2801 ERR("No OpenGL support compiled in.\n");
2802
2803 return 0;
2804 }
2805
2806 /***********************************************************************
2807 * SetPixelFormat (X11DRV.@)
2808 */
2809 BOOL X11DRV_SetPixelFormat(X11DRV_PDEVICE *physDev,
2810 int iPixelFormat,
2811 const PIXELFORMATDESCRIPTOR *ppfd) {
2812 ERR("No OpenGL support compiled in.\n");
2813
2814 return FALSE;
2815 }
2816
2817 /***********************************************************************
2818 * SwapBuffers (X11DRV.@)
2819 */
2820 BOOL X11DRV_SwapBuffers(X11DRV_PDEVICE *physDev) {
2821 ERR_(opengl)("No OpenGL support compiled in.\n");
2822
2823 return FALSE;
2824 }
2825
2826 /* OpenGL32 wglCreateContext */
2827 HGLRC X11DRV_wglCreateContext(X11DRV_PDEVICE *physDev) {
2828 ERR_(opengl)("No OpenGL support compiled in.\n");
2829 return NULL;
2830 }
2831
2832 /* OpenGL32 wglDeleteContext */
2833 BOOL X11DRV_wglDeleteContext(HGLRC hglrc) {
2834 ERR_(opengl)("No OpenGL support compiled in.\n");
2835 return FALSE;
2836 }
2837
2838 /* OpenGL32: wglGetProcAddress */
2839 PROC X11DRV_wglGetProcAddress(LPCSTR lpszProc) {
2840 ERR_(opengl)("No OpenGL support compiled in.\n");
2841 return NULL;
2842 }
2843
2844 HDC X11DRV_wglGetPbufferDCARB(X11DRV_PDEVICE *hDevice, void *hPbuffer)
2845 {
2846 ERR_(opengl)("No OpenGL support compiled in.\n");
2847 return NULL;
2848 }
2849
2850 BOOL X11DRV_wglMakeContextCurrentARB(X11DRV_PDEVICE* hDrawDev, X11DRV_PDEVICE* hReadDev, HGLRC hglrc) {
2851 ERR_(opengl)("No OpenGL support compiled in.\n");
2852 return FALSE;
2853 }
2854
2855 /* OpenGL32 wglMakeCurrent */
2856 BOOL X11DRV_wglMakeCurrent(X11DRV_PDEVICE *physDev, HGLRC hglrc) {
2857 ERR_(opengl)("No OpenGL support compiled in.\n");
2858 return FALSE;
2859 }
2860
2861 /* OpenGL32 wglShaderLists */
2862 BOOL X11DRV_wglShareLists(HGLRC hglrc1, HGLRC hglrc2) {
2863 ERR_(opengl)("No OpenGL support compiled in.\n");
2864 return FALSE;
2865 }
2866
2867 /* OpenGL32 wglUseFontBitmapsA */
2868 BOOL X11DRV_wglUseFontBitmapsA(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
2869 {
2870 ERR_(opengl)("No OpenGL support compiled in.\n");
2871 return FALSE;
2872 }
2873
2874 /* OpenGL32 wglUseFontBitmapsW */
2875 BOOL X11DRV_wglUseFontBitmapsW(X11DRV_PDEVICE *physDev, DWORD first, DWORD count, DWORD listBase)
2876 {
2877 ERR_(opengl)("No OpenGL support compiled in.\n");
2878 return FALSE;
2879 }
2880
2881 XVisualInfo *X11DRV_setup_opengl_visual( Display *display )
2882 {
2883 return NULL;
2884 }
2885
2886 Drawable get_glxdrawable(X11DRV_PDEVICE *physDev)
2887 {
2888 return 0;
2889 }
2890
2891 BOOL destroy_glxpixmap(XID glxpixmap)
2892 {
2893 return FALSE;
2894 }
2895
2896 #endif /* defined(HAVE_OPENGL) */
DirectPlay implementation for GSoC