2 * X11DRV OpenGL functions
4 * Copyright 2000 Lionel Ulmer
5 * Copyright 2005 Alex Woods
6 * Copyright 2005 Raphael Junqueira
7 * Copyright 2006-2009 Roderick Colenbrander
8 * Copyright 2006 Tomas Carnecky
9 * Copyright 2012 Alexandre Julliard
11 * This library is free software; you can redistribute it and/or
12 * modify it under the terms of the GNU Lesser General Public
13 * License as published by the Free Software Foundation; either
14 * version 2.1 of the License, or (at your option) any later version.
16 * This library is distributed in the hope that it will be useful,
17 * but WITHOUT ANY WARRANTY; without even the implied warranty of
18 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 * Lesser General Public License for more details.
21 * You should have received a copy of the GNU Lesser General Public
22 * License along with this library; if not, write to the Free Software
23 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
27 #include "wine/port.h"
33 #ifdef HAVE_SYS_SOCKET_H
34 #include <sys/socket.h>
51 #include "wine/library.h"
52 #include "wine/debug.h"
54 WINE_DEFAULT_DEBUG_CHANNEL(wgl
);
58 WINE_DECLARE_DEBUG_CHANNEL(winediag
);
59 WINE_DECLARE_DEBUG_CHANNEL(fps
);
61 #include "wine/wgl_driver.h"
62 #include "wine/wglext.h"
64 /* For compatibility with old Mesa headers */
65 #ifndef GLX_SAMPLE_BUFFERS_ARB
66 # define GLX_SAMPLE_BUFFERS_ARB 100000
68 #ifndef GLX_SAMPLES_ARB
69 # define GLX_SAMPLES_ARB 100001
71 #ifndef GL_TEXTURE_CUBE_MAP
72 # define GL_TEXTURE_CUBE_MAP 0x8513
74 #ifndef GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
75 # define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2
77 #ifndef GLX_EXT_fbconfig_packed_float
78 # define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1
79 # define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT 0x00000008
81 #ifndef GLX_ARB_create_context
82 # define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
83 # define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
84 # define GLX_CONTEXT_FLAGS_ARB 0x2094
86 #ifndef GLX_ARB_create_context_profile
87 # define GLX_CONTEXT_PROFILE_MASK_ARB 0x9126
89 /** GLX_ATI_pixel_format_float */
90 #define GLX_RGBA_FLOAT_ATI_BIT 0x00000100
91 /** GLX_ARB_pixel_format_float */
92 #define GLX_RGBA_FLOAT_BIT 0x00000004
93 #define GLX_RGBA_FLOAT_TYPE 0x20B9
94 /** GL_NV_float_buffer */
95 #define GL_FLOAT_R_NV 0x8880
96 #define GL_FLOAT_RG_NV 0x8881
97 #define GL_FLOAT_RGB_NV 0x8882
98 #define GL_FLOAT_RGBA_NV 0x8883
99 #define GL_FLOAT_R16_NV 0x8884
100 #define GL_FLOAT_R32_NV 0x8885
101 #define GL_FLOAT_RG16_NV 0x8886
102 #define GL_FLOAT_RG32_NV 0x8887
103 #define GL_FLOAT_RGB16_NV 0x8888
104 #define GL_FLOAT_RGB32_NV 0x8889
105 #define GL_FLOAT_RGBA16_NV 0x888A
106 #define GL_FLOAT_RGBA32_NV 0x888B
107 #define GL_TEXTURE_FLOAT_COMPONENTS_NV 0x888C
108 #define GL_FLOAT_CLEAR_COLOR_VALUE_NV 0x888D
109 #define GL_FLOAT_RGBA_MODE_NV 0x888E
110 /** GLX_NV_float_buffer */
111 #define GLX_FLOAT_COMPONENTS_NV 0x20B0
115 const char *glVersion
;
120 const char *glxServerVersion
;
121 const char *glxServerVendor
;
122 const char *glxServerExtensions
;
124 const char *glxClientVersion
;
125 const char *glxClientVendor
;
126 const char *glxClientExtensions
;
128 const char *glxExtensions
;
131 char wglExtensions
[4096];
134 typedef struct wine_glpixelformat
{
136 GLXFBConfig fbconfig
;
140 DWORD dwFlags
; /* We store some PFD_* flags in here for emulated bitmap formats */
146 BOOL has_been_current
;
150 WineGLPixelFormat
*fmt
;
151 int numAttribs
; /* This is needed for delaying wglCreateContextAttribsARB */
152 int attribList
[16]; /* This is needed for delaying wglCreateContextAttribsARB */
154 Drawable drawables
[2];
155 BOOL refresh_drawables
;
162 WineGLPixelFormat
* fmt
;
166 int use_render_texture
; /* This is also the internal texture format */
167 int texture_bind_target
;
169 GLint texture_format
;
170 GLuint texture_target
;
178 struct gdi_physdev dev
;
179 X11DRV_PDEVICE
*x11dev
;
180 enum dc_gl_type type
; /* type of GL device context */
183 Pixmap pixmap
; /* pixmap for a DL_GL_PIXMAP_WIN drawable */
186 static const struct gdi_dc_funcs glxdrv_funcs
;
188 static inline struct glx_physdev
*get_glxdrv_dev( PHYSDEV dev
)
190 return (struct glx_physdev
*)dev
;
193 static struct list context_list
= LIST_INIT( context_list
);
194 static struct WineGLInfo WineGLInfo
= { 0 };
195 static int use_render_texture_emulation
= 1;
196 static BOOL has_swap_control
;
197 static int swap_interval
= 1;
199 static struct opengl_funcs opengl_funcs
;
201 #define USE_GL_FUNC(name) #name,
202 static const char *opengl_func_names
[] = { ALL_WGL_FUNCS
};
205 static void X11DRV_WineGL_LoadExtensions(void);
206 static WineGLPixelFormat
* ConvertPixelFormatWGLtoGLX(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
, int *fmt_count
);
207 static BOOL
glxRequireVersion(int requiredVersion
);
209 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR
*ppfd
) {
210 TRACE(" - size / version : %d / %d\n", ppfd
->nSize
, ppfd
->nVersion
);
211 TRACE(" - dwFlags : ");
212 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
213 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DEPTH_DONTCARE
);
214 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER
);
215 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER_DONTCARE
);
216 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_WINDOW
);
217 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_BITMAP
);
218 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_ACCELERATED
);
219 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_FORMAT
);
220 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_PALETTE
);
221 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_SYSTEM_PALETTE
);
222 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO
);
223 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO_DONTCARE
);
224 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_GDI
);
225 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_OPENGL
);
226 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_COPY
);
227 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_EXCHANGE
);
228 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_LAYER_BUFFERS
);
229 /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition
230 * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */
231 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_COMPOSITION
);
235 TRACE(" - iPixelType : ");
236 switch (ppfd
->iPixelType
) {
237 case PFD_TYPE_RGBA
: TRACE("PFD_TYPE_RGBA"); break;
238 case PFD_TYPE_COLORINDEX
: TRACE("PFD_TYPE_COLORINDEX"); break;
242 TRACE(" - Color : %d\n", ppfd
->cColorBits
);
243 TRACE(" - Red : %d\n", ppfd
->cRedBits
);
244 TRACE(" - Green : %d\n", ppfd
->cGreenBits
);
245 TRACE(" - Blue : %d\n", ppfd
->cBlueBits
);
246 TRACE(" - Alpha : %d\n", ppfd
->cAlphaBits
);
247 TRACE(" - Accum : %d\n", ppfd
->cAccumBits
);
248 TRACE(" - Depth : %d\n", ppfd
->cDepthBits
);
249 TRACE(" - Stencil : %d\n", ppfd
->cStencilBits
);
250 TRACE(" - Aux : %d\n", ppfd
->cAuxBuffers
);
252 TRACE(" - iLayerType : ");
253 switch (ppfd
->iLayerType
) {
254 case PFD_MAIN_PLANE
: TRACE("PFD_MAIN_PLANE"); break;
255 case PFD_OVERLAY_PLANE
: TRACE("PFD_OVERLAY_PLANE"); break;
256 case (BYTE
)PFD_UNDERLAY_PLANE
: TRACE("PFD_UNDERLAY_PLANE"); break;
261 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
262 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
264 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
266 MAKE_FUNCPTR(glXChooseVisual
)
267 MAKE_FUNCPTR(glXCopyContext
)
268 MAKE_FUNCPTR(glXCreateContext
)
269 MAKE_FUNCPTR(glXCreateGLXPixmap
)
270 MAKE_FUNCPTR(glXGetCurrentContext
)
271 MAKE_FUNCPTR(glXGetCurrentDrawable
)
272 MAKE_FUNCPTR(glXDestroyContext
)
273 MAKE_FUNCPTR(glXDestroyGLXPixmap
)
274 MAKE_FUNCPTR(glXGetConfig
)
275 MAKE_FUNCPTR(glXIsDirect
)
276 MAKE_FUNCPTR(glXMakeCurrent
)
277 MAKE_FUNCPTR(glXSwapBuffers
)
278 MAKE_FUNCPTR(glXQueryExtension
)
279 MAKE_FUNCPTR(glXQueryVersion
)
282 MAKE_FUNCPTR(glXGetClientString
)
283 MAKE_FUNCPTR(glXQueryExtensionsString
)
284 MAKE_FUNCPTR(glXQueryServerString
)
287 MAKE_FUNCPTR(glXGetFBConfigs
)
288 MAKE_FUNCPTR(glXChooseFBConfig
)
289 MAKE_FUNCPTR(glXCreatePbuffer
)
290 MAKE_FUNCPTR(glXCreateNewContext
)
291 MAKE_FUNCPTR(glXDestroyPbuffer
)
292 MAKE_FUNCPTR(glXGetFBConfigAttrib
)
293 MAKE_FUNCPTR(glXGetVisualFromFBConfig
)
294 MAKE_FUNCPTR(glXMakeContextCurrent
)
295 MAKE_FUNCPTR(glXQueryDrawable
)
296 MAKE_FUNCPTR(glXGetCurrentReadDrawable
)
300 static GLXContext (*pglXCreateContextAttribsARB
)(Display
*dpy
, GLXFBConfig config
, GLXContext share_context
, Bool direct
, const int *attrib_list
);
301 static void* (*pglXGetProcAddressARB
)(const GLubyte
*);
302 static int (*pglXSwapIntervalSGI
)(int);
304 /* NV GLX Extension */
305 static void* (*pglXAllocateMemoryNV
)(GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
306 static void (*pglXFreeMemoryNV
)(GLvoid
*pointer
);
308 /* MESA GLX Extensions */
309 static void (*pglXCopySubBufferMESA
)(Display
*dpy
, GLXDrawable drawable
, int x
, int y
, int width
, int height
);
311 /* Standard OpenGL */
312 static void (*pglFinish
)(void);
313 static void (*pglFlush
)(void);
315 static void wglFinish(void);
316 static void wglFlush(void);
318 /* check if the extension is present in the list */
319 static BOOL
has_extension( const char *list
, const char *ext
)
321 size_t len
= strlen( ext
);
325 while (*list
== ' ') list
++;
326 if (!strncmp( list
, ext
, len
) && (!list
[len
] || list
[len
] == ' ')) return TRUE
;
327 list
= strchr( list
, ' ' );
332 static int GLXErrorHandler(Display
*dpy
, XErrorEvent
*event
, void *arg
)
334 /* In the future we might want to find the exact X or GLX error to report back to the app */
338 static BOOL infoInitialized
= FALSE
;
339 static BOOL
X11DRV_WineGL_InitOpenglInfo(void)
341 int screen
= DefaultScreen(gdi_display
);
342 Window win
= 0, root
= 0;
343 const char *gl_renderer
;
346 GLXContext ctx
= NULL
;
347 XSetWindowAttributes attr
;
349 int attribList
[] = {GLX_RGBA
, GLX_DOUBLEBUFFER
, None
};
353 infoInitialized
= TRUE
;
355 attr
.override_redirect
= True
;
356 attr
.colormap
= None
;
357 attr
.border_pixel
= 0;
361 vis
= pglXChooseVisual(gdi_display
, screen
, attribList
);
364 WORD old_fs
= wine_get_fs();
365 /* Create a GLX Context. Without one we can't query GL information */
366 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
367 if (wine_get_fs() != old_fs
)
369 wine_set_fs( old_fs
);
370 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
371 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
375 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
380 root
= RootWindow( gdi_display
, vis
->screen
);
381 if (vis
->visual
!= DefaultVisual( gdi_display
, vis
->screen
))
382 attr
.colormap
= XCreateColormap( gdi_display
, root
, vis
->visual
, AllocNone
);
383 if ((win
= XCreateWindow( gdi_display
, root
, -1, -1, 1, 1, 0, vis
->depth
, InputOutput
,
384 vis
->visual
, CWBorderPixel
| CWOverrideRedirect
| CWColormap
, &attr
)))
385 XMapWindow( gdi_display
, win
);
389 if(pglXMakeCurrent(gdi_display
, win
, ctx
) == 0)
391 ERR_(winediag
)( "Unable to activate OpenGL context, most likely your OpenGL drivers haven't been installed correctly\n" );
394 gl_renderer
= (const char *)opengl_funcs
.gl
.p_glGetString(GL_RENDERER
);
395 WineGLInfo
.glVersion
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_VERSION
);
396 str
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_EXTENSIONS
);
397 WineGLInfo
.glExtensions
= HeapAlloc(GetProcessHeap(), 0, strlen(str
)+1);
398 strcpy(WineGLInfo
.glExtensions
, str
);
400 /* Get the common GLX version supported by GLX client and server ( major/minor) */
401 pglXQueryVersion(gdi_display
, &WineGLInfo
.glxVersion
[0], &WineGLInfo
.glxVersion
[1]);
403 WineGLInfo
.glxServerVersion
= pglXQueryServerString(gdi_display
, screen
, GLX_VERSION
);
404 WineGLInfo
.glxServerVendor
= pglXQueryServerString(gdi_display
, screen
, GLX_VENDOR
);
405 WineGLInfo
.glxServerExtensions
= pglXQueryServerString(gdi_display
, screen
, GLX_EXTENSIONS
);
407 WineGLInfo
.glxClientVersion
= pglXGetClientString(gdi_display
, GLX_VERSION
);
408 WineGLInfo
.glxClientVendor
= pglXGetClientString(gdi_display
, GLX_VENDOR
);
409 WineGLInfo
.glxClientExtensions
= pglXGetClientString(gdi_display
, GLX_EXTENSIONS
);
411 WineGLInfo
.glxExtensions
= pglXQueryExtensionsString(gdi_display
, screen
);
412 WineGLInfo
.glxDirect
= pglXIsDirect(gdi_display
, ctx
);
414 TRACE("GL version : %s.\n", WineGLInfo
.glVersion
);
415 TRACE("GL renderer : %s.\n", gl_renderer
);
416 TRACE("GLX version : %d.%d.\n", WineGLInfo
.glxVersion
[0], WineGLInfo
.glxVersion
[1]);
417 TRACE("Server GLX version : %s.\n", WineGLInfo
.glxServerVersion
);
418 TRACE("Server GLX vendor: : %s.\n", WineGLInfo
.glxServerVendor
);
419 TRACE("Client GLX version : %s.\n", WineGLInfo
.glxClientVersion
);
420 TRACE("Client GLX vendor: : %s.\n", WineGLInfo
.glxClientVendor
);
421 TRACE("Direct rendering enabled: %s\n", WineGLInfo
.glxDirect
? "True" : "False");
423 if(!WineGLInfo
.glxDirect
)
425 int fd
= ConnectionNumber(gdi_display
);
426 struct sockaddr_un uaddr
;
427 unsigned int uaddrlen
= sizeof(struct sockaddr_un
);
429 /* In general indirect rendering on a local X11 server indicates a driver problem.
430 * Detect a local X11 server by checking whether the X11 socket is a Unix socket.
432 if(!getsockname(fd
, (struct sockaddr
*)&uaddr
, &uaddrlen
) && uaddr
.sun_family
== AF_UNIX
)
433 ERR_(winediag
)("Direct rendering is disabled, most likely your OpenGL drivers "
434 "haven't been installed correctly (using GL renderer %s, version %s).\n",
435 debugstr_a(gl_renderer
), debugstr_a(WineGLInfo
.glVersion
));
439 /* In general you would expect that if direct rendering is returned, that you receive hardware
440 * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
441 * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
442 * software rendering, it shows direct rendering.
444 * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
445 * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
446 * it shows 'Mesa X11'.
448 if(!strcmp(gl_renderer
, "Software Rasterizer") || !strcmp(gl_renderer
, "Mesa X11"))
449 ERR_(winediag
)("The Mesa OpenGL driver is using software rendering, most likely your OpenGL "
450 "drivers haven't been installed correctly (using GL renderer %s, version %s).\n",
451 debugstr_a(gl_renderer
), debugstr_a(WineGLInfo
.glVersion
));
458 pglXMakeCurrent(gdi_display
, None
, NULL
);
459 pglXDestroyContext(gdi_display
, ctx
);
461 if (win
!= root
) XDestroyWindow( gdi_display
, win
);
462 if (attr
.colormap
) XFreeColormap( gdi_display
, attr
.colormap
);
464 if (!ret
) ERR(" couldn't initialize OpenGL, expect problems\n");
468 static BOOL
has_opengl(void)
470 static int init_done
;
471 static void *opengl_handle
;
474 int error_base
, event_base
;
477 if (init_done
) return (opengl_handle
!= NULL
);
480 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
481 and include all dependencies */
482 opengl_handle
= wine_dlopen(SONAME_LIBGL
, RTLD_NOW
|RTLD_GLOBAL
, buffer
, sizeof(buffer
));
483 if (opengl_handle
== NULL
)
485 ERR( "Failed to load libGL: %s\n", buffer
);
486 ERR( "OpenGL support is disabled.\n");
490 for (i
= 0; i
< sizeof(opengl_func_names
)/sizeof(opengl_func_names
[0]); i
++)
492 if (!(((void **)&opengl_funcs
.gl
)[i
] = wine_dlsym( opengl_handle
, opengl_func_names
[i
], NULL
, 0 )))
494 ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names
[i
] );
499 /* redirect some standard OpenGL functions */
500 #define REDIRECT(func) \
501 do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0)
502 REDIRECT( glFinish
);
506 pglXGetProcAddressARB
= wine_dlsym(opengl_handle
, "glXGetProcAddressARB", NULL
, 0);
507 if (pglXGetProcAddressARB
== NULL
) {
508 ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n");
512 #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \
514 ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \
519 LOAD_FUNCPTR(glXChooseVisual
);
520 LOAD_FUNCPTR(glXCopyContext
);
521 LOAD_FUNCPTR(glXCreateContext
);
522 LOAD_FUNCPTR(glXCreateGLXPixmap
);
523 LOAD_FUNCPTR(glXGetCurrentContext
);
524 LOAD_FUNCPTR(glXGetCurrentDrawable
);
525 LOAD_FUNCPTR(glXDestroyContext
);
526 LOAD_FUNCPTR(glXDestroyGLXPixmap
);
527 LOAD_FUNCPTR(glXGetConfig
);
528 LOAD_FUNCPTR(glXIsDirect
);
529 LOAD_FUNCPTR(glXMakeCurrent
);
530 LOAD_FUNCPTR(glXSwapBuffers
);
531 LOAD_FUNCPTR(glXQueryExtension
);
532 LOAD_FUNCPTR(glXQueryVersion
);
535 LOAD_FUNCPTR(glXGetClientString
);
536 LOAD_FUNCPTR(glXQueryExtensionsString
);
537 LOAD_FUNCPTR(glXQueryServerString
);
540 LOAD_FUNCPTR(glXCreatePbuffer
);
541 LOAD_FUNCPTR(glXCreateNewContext
);
542 LOAD_FUNCPTR(glXDestroyPbuffer
);
543 LOAD_FUNCPTR(glXMakeContextCurrent
);
544 LOAD_FUNCPTR(glXGetCurrentReadDrawable
);
545 LOAD_FUNCPTR(glXGetFBConfigs
);
548 /* It doesn't matter if these fail. They'll only be used if the driver reports
549 the associated extension is available (and if a driver reports the extension
550 is available but fails to provide the functions, it's quite broken) */
551 #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f)
552 /* ARB GLX Extension */
553 LOAD_FUNCPTR(glXCreateContextAttribsARB
);
554 /* SGI GLX Extension */
555 LOAD_FUNCPTR(glXSwapIntervalSGI
);
556 /* NV GLX Extension */
557 LOAD_FUNCPTR(glXAllocateMemoryNV
);
558 LOAD_FUNCPTR(glXFreeMemoryNV
);
561 if(!X11DRV_WineGL_InitOpenglInfo()) goto failed
;
564 if (pglXQueryExtension(gdi_display
, &error_base
, &event_base
)) {
565 TRACE("GLX is up and running error_base = %d\n", error_base
);
568 ERR( "GLX extension is missing, disabling OpenGL.\n" );
572 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
573 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
576 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
577 * depends on the reported GLX client / server version and on the client / server extension list.
578 * Those don't have to be the same.
580 * In general the server GLX information lists the capabilities in case of indirect rendering.
581 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
582 * available and in that case the client GLX informat can be used.
583 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
584 * in the GLX version/extension list. When a program does this it works for certain for both
585 * direct and indirect rendering.
587 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
588 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
589 * extension list which causes this extension not to be listed. (Wine requires this extension).
590 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
591 * pbuffers is around.
593 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
594 * the ATI drivers and from then on use GLX client information for them.
597 if(glxRequireVersion(3)) {
598 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
599 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
600 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
601 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
602 } else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_fbconfig")) {
603 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfigSGIX");
604 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttribSGIX");
605 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfigSGIX");
607 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
608 * enable this function when the Xserver understand GLX 1.3 or newer
610 pglXQueryDrawable
= NULL
;
611 } else if(strcmp("ATI", WineGLInfo
.glxClientVendor
) == 0) {
612 TRACE("Overriding ATI GLX capabilities!\n");
613 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
614 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
615 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
616 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
618 /* Use client GLX information in case of the ATI drivers. We override the
619 * capabilities over here and not somewhere else as ATI might better their
620 * life in the future. In case they release proper drivers this block of
621 * code won't be called. */
622 WineGLInfo
.glxExtensions
= WineGLInfo
.glxClientExtensions
;
624 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo
.glxServerVersion
);
627 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_copy_sub_buffer")) {
628 pglXCopySubBufferMESA
= pglXGetProcAddressARB((const GLubyte
*) "glXCopySubBufferMESA");
631 X11DRV_WineGL_LoadExtensions();
637 wine_dlclose(opengl_handle
, NULL
, 0);
638 opengl_handle
= NULL
;
642 static int describeContext( struct wgl_context
*ctx
) {
645 TRACE(" Context %p have (vis:%p):\n", ctx
, ctx
->vis
);
646 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_FBCONFIG_ID
, &tmp
);
647 TRACE(" - FBCONFIG_ID 0x%x\n", tmp
);
648 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_VISUAL_ID
, &tmp
);
649 TRACE(" - VISUAL_ID 0x%x\n", tmp
);
654 static int ConvertAttribWGLtoGLX(const int* iWGLAttr
, int* oGLXAttr
, struct wgl_pbuffer
* pbuf
) {
659 int nvfloatattrib
= GLX_DONT_CARE
;
660 int pixelattrib
= GLX_DONT_CARE
;
662 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
663 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
664 while (iWGLAttr
&& 0 != iWGLAttr
[cur
]) {
665 TRACE("pAttr[%d] = %x\n", cur
, iWGLAttr
[cur
]);
667 switch (iWGLAttr
[cur
]) {
668 case WGL_AUX_BUFFERS_ARB
:
669 pop
= iWGLAttr
[++cur
];
670 PUSH2(oGLXAttr
, GLX_AUX_BUFFERS
, pop
);
671 TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur
, pop
);
673 case WGL_COLOR_BITS_ARB
:
674 pop
= iWGLAttr
[++cur
];
675 PUSH2(oGLXAttr
, GLX_BUFFER_SIZE
, pop
);
676 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur
, pop
);
678 case WGL_BLUE_BITS_ARB
:
679 pop
= iWGLAttr
[++cur
];
680 PUSH2(oGLXAttr
, GLX_BLUE_SIZE
, pop
);
681 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur
, pop
);
683 case WGL_RED_BITS_ARB
:
684 pop
= iWGLAttr
[++cur
];
685 PUSH2(oGLXAttr
, GLX_RED_SIZE
, pop
);
686 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur
, pop
);
688 case WGL_GREEN_BITS_ARB
:
689 pop
= iWGLAttr
[++cur
];
690 PUSH2(oGLXAttr
, GLX_GREEN_SIZE
, pop
);
691 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur
, pop
);
693 case WGL_ALPHA_BITS_ARB
:
694 pop
= iWGLAttr
[++cur
];
695 PUSH2(oGLXAttr
, GLX_ALPHA_SIZE
, pop
);
696 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur
, pop
);
698 case WGL_DEPTH_BITS_ARB
:
699 pop
= iWGLAttr
[++cur
];
700 PUSH2(oGLXAttr
, GLX_DEPTH_SIZE
, pop
);
701 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur
, pop
);
703 case WGL_STENCIL_BITS_ARB
:
704 pop
= iWGLAttr
[++cur
];
705 PUSH2(oGLXAttr
, GLX_STENCIL_SIZE
, pop
);
706 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur
, pop
);
708 case WGL_DOUBLE_BUFFER_ARB
:
709 pop
= iWGLAttr
[++cur
];
710 PUSH2(oGLXAttr
, GLX_DOUBLEBUFFER
, pop
);
711 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur
, pop
);
714 pop
= iWGLAttr
[++cur
];
715 PUSH2(oGLXAttr
, GLX_STEREO
, pop
);
716 TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur
, pop
);
719 case WGL_PIXEL_TYPE_ARB
:
720 pop
= iWGLAttr
[++cur
];
721 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur
, pop
);
723 case WGL_TYPE_COLORINDEX_ARB
: pixelattrib
= GLX_COLOR_INDEX_BIT
; break ;
724 case WGL_TYPE_RGBA_ARB
: pixelattrib
= GLX_RGBA_BIT
; break ;
725 /* This is the same as WGL_TYPE_RGBA_FLOAT_ATI but the GLX constants differ, only the ARB GLX one is widely supported so use that */
726 case WGL_TYPE_RGBA_FLOAT_ATI
: pixelattrib
= GLX_RGBA_FLOAT_BIT
; break ;
727 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
: pixelattrib
= GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
; break ;
729 ERR("unexpected PixelType(%x)\n", pop
);
734 case WGL_SUPPORT_GDI_ARB
:
735 /* This flag is set in a WineGLPixelFormat */
736 pop
= iWGLAttr
[++cur
];
737 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur
, pop
);
740 case WGL_DRAW_TO_BITMAP_ARB
:
741 /* This flag is set in a WineGLPixelFormat */
742 pop
= iWGLAttr
[++cur
];
743 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur
, pop
);
746 case WGL_DRAW_TO_WINDOW_ARB
:
747 pop
= iWGLAttr
[++cur
];
748 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur
, pop
);
749 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
751 drawattrib
|= GLX_WINDOW_BIT
;
755 case WGL_DRAW_TO_PBUFFER_ARB
:
756 pop
= iWGLAttr
[++cur
];
757 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur
, pop
);
758 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
760 drawattrib
|= GLX_PBUFFER_BIT
;
764 case WGL_ACCELERATION_ARB
:
765 /* This flag is set in a WineGLPixelFormat */
766 pop
= iWGLAttr
[++cur
];
767 TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur
, pop
);
770 case WGL_SUPPORT_OPENGL_ARB
:
771 pop
= iWGLAttr
[++cur
];
772 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
773 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur
, pop
);
776 case WGL_SWAP_METHOD_ARB
:
777 pop
= iWGLAttr
[++cur
];
778 /* For now we ignore this and just return SWAP_EXCHANGE */
779 TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur
, pop
);
782 case WGL_PBUFFER_LARGEST_ARB
:
783 pop
= iWGLAttr
[++cur
];
784 PUSH2(oGLXAttr
, GLX_LARGEST_PBUFFER
, pop
);
785 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur
, pop
);
788 case WGL_SAMPLE_BUFFERS_ARB
:
789 pop
= iWGLAttr
[++cur
];
790 PUSH2(oGLXAttr
, GLX_SAMPLE_BUFFERS_ARB
, pop
);
791 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur
, pop
);
794 case WGL_SAMPLES_ARB
:
795 pop
= iWGLAttr
[++cur
];
796 PUSH2(oGLXAttr
, GLX_SAMPLES_ARB
, pop
);
797 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur
, pop
);
800 case WGL_TEXTURE_FORMAT_ARB
:
801 case WGL_TEXTURE_TARGET_ARB
:
802 case WGL_MIPMAP_TEXTURE_ARB
:
803 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr
[cur
], iWGLAttr
[cur
+ 1]);
804 pop
= iWGLAttr
[++cur
];
806 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr
[cur
]);
808 if (!use_render_texture_emulation
) {
809 if (WGL_NO_TEXTURE_ARB
!= pop
) {
810 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr
[cur
]);
811 return -1; /** error: don't support it */
813 drawattrib
|= GLX_PBUFFER_BIT
;
817 case WGL_FLOAT_COMPONENTS_NV
:
818 nvfloatattrib
= iWGLAttr
[++cur
];
819 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur
, nvfloatattrib
);
821 case WGL_BIND_TO_TEXTURE_DEPTH_NV
:
822 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
823 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
824 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV
:
825 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV
:
826 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV
:
827 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV
:
828 pop
= iWGLAttr
[++cur
];
829 /** cannot be converted, see direct handling on
830 * - wglGetPixelFormatAttribivARB
831 * TODO: wglChoosePixelFormat
834 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
835 pop
= iWGLAttr
[++cur
];
836 PUSH2(oGLXAttr
, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
, pop
);
837 TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur
, pop
);
840 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
841 pop
= iWGLAttr
[++cur
];
842 PUSH2(oGLXAttr
, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
, pop
);
843 TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur
, pop
);
846 FIXME("unsupported %x WGL Attribute\n", iWGLAttr
[cur
]);
852 /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through
853 * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that
854 * pixmap and pbuffer formats appear as well. */
855 if (!drawattrib
) drawattrib
= GLX_DONT_CARE
;
856 PUSH2(oGLXAttr
, GLX_DRAWABLE_TYPE
, drawattrib
);
857 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib
);
859 /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB
860 * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to
861 * GLX_DONT_CARE unless it is overridden. */
862 PUSH2(oGLXAttr
, GLX_RENDER_TYPE
, pixelattrib
);
863 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib
);
865 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
866 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer")) {
867 PUSH2(oGLXAttr
, GLX_FLOAT_COMPONENTS_NV
, nvfloatattrib
);
868 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib
);
874 static int get_render_type_from_fbconfig(Display
*display
, GLXFBConfig fbconfig
)
876 int render_type
=0, render_type_bit
;
877 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_RENDER_TYPE
, &render_type_bit
);
878 switch(render_type_bit
)
881 render_type
= GLX_RGBA_TYPE
;
883 case GLX_COLOR_INDEX_BIT
:
884 render_type
= GLX_COLOR_INDEX_TYPE
;
886 case GLX_RGBA_FLOAT_BIT
:
887 render_type
= GLX_RGBA_FLOAT_TYPE
;
889 case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
:
890 render_type
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
893 ERR("Unknown render_type: %x\n", render_type_bit
);
898 /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */
899 static BOOL
check_fbconfig_bitmap_capability(Display
*display
, GLXFBConfig fbconfig
)
902 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_DOUBLEBUFFER
, &dbuf
);
903 pglXGetFBConfigAttrib(gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
905 /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have
906 * the GLX_PIXMAP_BIT set. */
907 return !dbuf
&& (value
& GLX_PIXMAP_BIT
);
910 static WineGLPixelFormat
*get_formats(Display
*display
, int *size_ret
, int *onscreen_size_ret
)
912 static WineGLPixelFormat
*list
;
913 static int size
, onscreen_size
;
915 int fmt_id
, nCfgs
, i
, run
, bmp_formats
;
917 XVisualInfo
*visinfo
;
922 cfgs
= pglXGetFBConfigs(display
, DefaultScreen(display
), &nCfgs
);
923 if (NULL
== cfgs
|| 0 == nCfgs
) {
924 if(cfgs
!= NULL
) XFree(cfgs
);
926 ERR("glXChooseFBConfig returns NULL\n");
930 /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer.
931 * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite).
932 * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated)
933 * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps.
935 * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats.
937 for(i
=0, bmp_formats
=0; i
<nCfgs
; i
++)
939 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
942 TRACE("Found %d bitmap capable fbconfigs\n", bmp_formats
);
944 list
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, (nCfgs
+ bmp_formats
)*sizeof(WineGLPixelFormat
));
946 /* Fill the pixel format list. Put onscreen formats at the top and offscreen ones at the bottom.
947 * Do this as GLX doesn't guarantee that the list is sorted */
948 for(run
=0; run
< 2; run
++)
950 for(i
=0; i
<nCfgs
; i
++) {
951 pglXGetFBConfigAttrib(display
, cfgs
[i
], GLX_FBCONFIG_ID
, &fmt_id
);
952 visinfo
= pglXGetVisualFromFBConfig(display
, cfgs
[i
]);
954 /* The first run we only add onscreen formats (ones which have an associated X Visual).
955 * The second run we only set offscreen formats. */
958 /* We implement child window rendering using offscreen buffers (using composite or an XPixmap).
959 * The contents is copied to the destination using XCopyArea. For the copying to work
960 * the depth of the source and destination window should be the same. In general this should
961 * not be a problem for OpenGL as drivers only advertise formats with a similar depth (or no depth).
962 * As of the introduction of composition managers at least Nvidia now also offers ARGB visuals
963 * with a depth of 32 in addition to the default 24 bit. In order to prevent BadMatch errors we only
964 * list formats with the same depth. */
965 if(visinfo
->depth
!= screen_depth
)
971 TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
972 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
973 list
[size
].fbconfig
= cfgs
[i
];
974 list
[size
].fmt_id
= fmt_id
;
975 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
976 list
[size
].offscreenOnly
= FALSE
;
977 list
[size
].dwFlags
= 0;
981 /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */
982 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
984 TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
985 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
986 list
[size
].fbconfig
= cfgs
[i
];
987 list
[size
].fmt_id
= fmt_id
;
988 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
989 list
[size
].offscreenOnly
= FALSE
;
990 list
[size
].dwFlags
= PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
| PFD_GENERIC_FORMAT
;
994 } else if(run
&& !visinfo
) {
995 int window_drawable
=0;
996 pglXGetFBConfigAttrib(gdi_display
, cfgs
[i
], GLX_DRAWABLE_TYPE
, &window_drawable
);
998 /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual.
999 * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats
1000 * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will
1001 * likely make our child window opengl rendering more complicated since likely you can't use
1002 * XCopyArea on a GLX Window.
1003 * For now ignore fbconfigs which are window drawable but lack a visual. */
1004 if(window_drawable
& GLX_WINDOW_BIT
)
1006 TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id
);
1010 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1011 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
1012 list
[size
].fbconfig
= cfgs
[i
];
1013 list
[size
].fmt_id
= fmt_id
;
1014 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1015 list
[size
].offscreenOnly
= TRUE
;
1016 list
[size
].dwFlags
= 0;
1020 if (visinfo
) XFree(visinfo
);
1027 if (size_ret
) *size_ret
= size
;
1028 if (onscreen_size_ret
) *onscreen_size_ret
= onscreen_size
;
1029 wine_tsx11_unlock();
1033 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
1034 * In our WGL implementation we only support a subset of these formats namely the format of
1035 * Wine's main visual and offscreen formats (if they are available).
1036 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
1037 * and it returns the number of supported WGL formats in fmt_count.
1039 static WineGLPixelFormat
* ConvertPixelFormatWGLtoGLX(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
, int *fmt_count
)
1041 WineGLPixelFormat
*list
, *res
= NULL
;
1042 int size
, onscreen_size
;
1044 if (!(list
= get_formats(display
, &size
, &onscreen_size
))) return NULL
;
1046 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
1047 * iPixelFormat in case of probing the number of pixelformats.
1049 if((iPixelFormat
> 0) && (iPixelFormat
<= size
) &&
1050 (!list
[iPixelFormat
-1].offscreenOnly
|| AllowOffscreen
)) {
1051 res
= &list
[iPixelFormat
-1];
1052 TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n", res
->fmt_id
, iPixelFormat
);
1058 *fmt_count
= onscreen_size
;
1060 TRACE("Number of returned pixelformats=%d\n", *fmt_count
);
1065 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
1066 static WineGLPixelFormat
* ConvertPixelFormatGLXtoWGL(Display
*display
, int fmt_id
, DWORD dwFlags
)
1068 WineGLPixelFormat
*list
;
1071 if (!(list
= get_formats(display
, &size
, NULL
))) return NULL
;
1073 for(i
=0; i
<size
; i
++) {
1074 /* A GLX format can appear multiple times in the pixel format list due to fake formats for bitmap rendering.
1075 * Fake formats might get selected when the user passes the proper flags using the dwFlags parameter. */
1076 if( (list
[i
].fmt_id
== fmt_id
) && ((list
[i
].dwFlags
& dwFlags
) == dwFlags
) ) {
1077 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", list
[i
].iPixelFormat
, fmt_id
);
1081 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id
);
1085 static int pixelformat_from_fbconfig_id(XID fbconfig_id
)
1087 WineGLPixelFormat
*fmt
;
1089 if (!fbconfig_id
) return 0;
1091 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fbconfig_id
, 0 /* no flags */);
1093 return fmt
->iPixelFormat
;
1094 /* This will happen on hwnds without a pixel format set; it's ok */
1099 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
1100 void mark_drawable_dirty(Drawable old
, Drawable
new)
1102 struct wgl_context
*ctx
;
1103 LIST_FOR_EACH_ENTRY( ctx
, &context_list
, struct wgl_context
, entry
)
1105 if (old
== ctx
->drawables
[0]) {
1106 ctx
->drawables
[0] = new;
1107 ctx
->refresh_drawables
= TRUE
;
1109 if (old
== ctx
->drawables
[1]) {
1110 ctx
->drawables
[1] = new;
1111 ctx
->refresh_drawables
= TRUE
;
1116 /* Given the current context, make sure its drawable is sync'd */
1117 static inline void sync_context(struct wgl_context
*context
)
1119 if(context
&& context
->refresh_drawables
) {
1120 if (glxRequireVersion(3))
1121 pglXMakeContextCurrent(gdi_display
, context
->drawables
[0],
1122 context
->drawables
[1], context
->ctx
);
1124 pglXMakeCurrent(gdi_display
, context
->drawables
[0], context
->ctx
);
1125 context
->refresh_drawables
= FALSE
;
1130 static GLXContext
create_glxcontext(Display
*display
, struct wgl_context
*context
, GLXContext shareList
)
1134 /* We use indirect rendering for rendering to bitmaps. See get_formats for a comment about this. */
1135 BOOL indirect
= !(context
->fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
);
1137 if(context
->gl3_context
)
1139 if(context
->numAttribs
)
1140 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, indirect
, context
->attribList
);
1142 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, indirect
, NULL
);
1144 else if(context
->vis
)
1145 ctx
= pglXCreateContext(gdi_display
, context
->vis
, shareList
, indirect
);
1146 else /* Create a GLX Context for a pbuffer */
1147 ctx
= pglXCreateNewContext(gdi_display
, context
->fmt
->fbconfig
, context
->fmt
->render_type
, shareList
, TRUE
);
1153 Drawable
create_glxpixmap(Display
*display
, XVisualInfo
*vis
, Pixmap parent
)
1155 return pglXCreateGLXPixmap(display
, vis
, parent
);
1160 * glxdrv_DescribePixelFormat
1162 * Get the pixel-format descriptor associated to the given id
1164 static int glxdrv_wglDescribePixelFormat( HDC hdc
, int iPixelFormat
,
1165 UINT nBytes
, PIXELFORMATDESCRIPTOR
*ppfd
)
1167 /*XVisualInfo *vis;*/
1170 WineGLPixelFormat
*fmt
;
1174 if (!has_opengl()) return 0;
1176 TRACE("(%p,%d,%d,%p)\n", hdc
, iPixelFormat
, nBytes
, ppfd
);
1178 /* Look for the iPixelFormat in our list of supported formats. If it is supported we get the index in the FBConfig table and the number of supported formats back */
1179 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */, &fmt_count
);
1181 /* The application is only querying the number of pixelformats */
1183 } else if(fmt
== NULL
) {
1184 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat
, fmt_count
);
1188 if (nBytes
< sizeof(PIXELFORMATDESCRIPTOR
)) {
1189 ERR("Wrong structure size !\n");
1190 /* Should set error */
1196 memset(ppfd
, 0, sizeof(PIXELFORMATDESCRIPTOR
));
1197 ppfd
->nSize
= sizeof(PIXELFORMATDESCRIPTOR
);
1200 /* These flags are always the same... */
1201 ppfd
->dwFlags
= PFD_SUPPORT_OPENGL
;
1202 /* Now the flags extracted from the Visual */
1206 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1207 if(value
& GLX_WINDOW_BIT
)
1208 ppfd
->dwFlags
|= PFD_DRAW_TO_WINDOW
;
1210 /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info)
1211 * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a
1212 * Radeon 9000 indicated that all bitmap formats have PFD_SUPPORT_GDI. Except for 2 formats on the Radeon 9000 none of the hw accelerated formats
1213 * offered the GDI bit either. */
1214 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
);
1216 /* PFD_GENERIC_FORMAT - gdi software rendering
1217 * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl)
1218 * none set - full hardware accelerated by a ICD
1220 * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */
1221 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_GENERIC_FORMAT
| PFD_GENERIC_ACCELERATED
);
1223 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DOUBLEBUFFER
, &value
);
1225 ppfd
->dwFlags
|= PFD_DOUBLEBUFFER
;
1226 ppfd
->dwFlags
&= ~PFD_SUPPORT_GDI
;
1228 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STEREO
, &value
); if (value
) ppfd
->dwFlags
|= PFD_STEREO
;
1231 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RENDER_TYPE
, &value
);
1232 if (value
& GLX_RGBA_BIT
)
1233 ppfd
->iPixelType
= PFD_TYPE_RGBA
;
1235 ppfd
->iPixelType
= PFD_TYPE_COLORINDEX
;
1238 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BUFFER_SIZE
, &value
);
1239 ppfd
->cColorBits
= value
;
1241 /* Red, green, blue and alpha bits / shifts */
1242 if (ppfd
->iPixelType
== PFD_TYPE_RGBA
) {
1243 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RED_SIZE
, &rb
);
1244 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_GREEN_SIZE
, &gb
);
1245 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BLUE_SIZE
, &bb
);
1246 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ALPHA_SIZE
, &ab
);
1248 ppfd
->cRedBits
= rb
;
1249 ppfd
->cRedShift
= gb
+ bb
+ ab
;
1250 ppfd
->cBlueBits
= bb
;
1251 ppfd
->cBlueShift
= ab
;
1252 ppfd
->cGreenBits
= gb
;
1253 ppfd
->cGreenShift
= bb
+ ab
;
1254 ppfd
->cAlphaBits
= ab
;
1255 ppfd
->cAlphaShift
= 0;
1258 ppfd
->cRedShift
= 0;
1259 ppfd
->cBlueBits
= 0;
1260 ppfd
->cBlueShift
= 0;
1261 ppfd
->cGreenBits
= 0;
1262 ppfd
->cGreenShift
= 0;
1263 ppfd
->cAlphaBits
= 0;
1264 ppfd
->cAlphaShift
= 0;
1267 /* Accum RGBA bits */
1268 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &rb
);
1269 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &gb
);
1270 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &bb
);
1271 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &ab
);
1273 ppfd
->cAccumBits
= rb
+gb
+bb
+ab
;
1274 ppfd
->cAccumRedBits
= rb
;
1275 ppfd
->cAccumGreenBits
= gb
;
1276 ppfd
->cAccumBlueBits
= bb
;
1277 ppfd
->cAccumAlphaBits
= ab
;
1280 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_AUX_BUFFERS
, &value
);
1281 ppfd
->cAuxBuffers
= value
;
1284 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DEPTH_SIZE
, &value
);
1285 ppfd
->cDepthBits
= value
;
1288 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STENCIL_SIZE
, &value
);
1289 ppfd
->cStencilBits
= value
;
1291 wine_tsx11_unlock();
1293 ppfd
->iLayerType
= PFD_MAIN_PLANE
;
1295 if (TRACE_ON(wgl
)) {
1296 dump_PIXELFORMATDESCRIPTOR(ppfd
);
1302 /***********************************************************************
1303 * glxdrv_wglGetPixelFormat
1305 static int glxdrv_wglGetPixelFormat( HDC hdc
)
1307 struct x11drv_escape_get_drawable escape
;
1308 WineGLPixelFormat
*fmt
;
1311 TRACE( "(%p)\n", hdc
);
1313 escape
.code
= X11DRV_GET_DRAWABLE
;
1314 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1315 sizeof(escape
), (LPSTR
)&escape
))
1318 if (!escape
.pixel_format
) return 0; /* not set yet */
1320 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
, &tmp
);
1323 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", escape
.pixel_format
);
1326 if (fmt
->offscreenOnly
)
1328 /* Offscreen formats can't be used with traditional WGL calls.
1329 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1330 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt
->iPixelFormat
);
1333 TRACE("(%p): returns %d\n", hdc
, escape
.pixel_format
);
1334 return escape
.pixel_format
;
1337 /***********************************************************************
1338 * glxdrv_wglSetPixelFormat
1340 static BOOL
glxdrv_wglSetPixelFormat( HDC hdc
, int iPixelFormat
, const PIXELFORMATDESCRIPTOR
*ppfd
)
1342 struct x11drv_escape_get_drawable escape
;
1343 WineGLPixelFormat
*fmt
;
1347 TRACE("(%p,%d,%p)\n", hdc
, iPixelFormat
, ppfd
);
1349 escape
.code
= X11DRV_GET_DRAWABLE
;
1350 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1351 sizeof(escape
), (LPSTR
)&escape
))
1354 if (escape
.pixel_format
) /* cannot change it if already set */
1355 return (escape
.pixel_format
== iPixelFormat
);
1357 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1358 if (escape
.drawable
== root_window
)
1360 ERR("Invalid operation on root_window\n");
1364 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1365 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */, &value
);
1367 ERR("Invalid iPixelFormat: %d\n", iPixelFormat
);
1372 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1373 wine_tsx11_unlock();
1375 hwnd
= WindowFromDC( hdc
);
1377 if(!(value
&GLX_WINDOW_BIT
)) {
1378 WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat
);
1382 if(!SendMessageW(hwnd
, WM_X11DRV_SET_WIN_FORMAT
, fmt
->fmt_id
, 0)) {
1383 ERR("Couldn't set format of the window, returning failure\n");
1386 /* physDev->current_pf will be set by the DCE update */
1388 else FIXME("called on a non-window object?\n");
1390 if (TRACE_ON(wgl
)) {
1394 gl_test
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_FBCONFIG_ID
, &value
);
1396 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1398 TRACE(" FBConfig have :\n");
1399 TRACE(" - FBCONFIG_ID 0x%x\n", value
);
1400 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_VISUAL_ID
, &value
);
1401 TRACE(" - VISUAL_ID 0x%x\n", value
);
1402 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1403 TRACE(" - DRAWABLE_TYPE 0x%x\n", value
);
1405 wine_tsx11_unlock();
1410 /***********************************************************************
1411 * glxdrv_wglCopyContext
1413 static BOOL
glxdrv_wglCopyContext(struct wgl_context
*src
, struct wgl_context
*dst
, UINT mask
)
1415 TRACE("%p -> %p mask %#x\n", src
, dst
, mask
);
1418 pglXCopyContext(gdi_display
, src
->ctx
, dst
->ctx
, mask
);
1419 wine_tsx11_unlock();
1421 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1425 /***********************************************************************
1426 * glxdrv_wglCreateContext
1428 static struct wgl_context
*glxdrv_wglCreateContext( HDC hdc
)
1430 struct x11drv_escape_get_drawable escape
;
1431 struct wgl_context
*ret
;
1432 WineGLPixelFormat
*fmt
;
1435 TRACE( "(%p)\n", hdc
);
1437 escape
.code
= X11DRV_GET_DRAWABLE
;
1438 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1439 sizeof(escape
), (LPSTR
)&escape
))
1442 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
/* Offscreen */, &fmt_count
);
1443 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1444 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1445 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1446 * If this fails something is very wrong on the system. */
1448 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape
.pixel_format
);
1449 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1453 if (!(ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
)))) return 0;
1457 ret
->has_been_current
= FALSE
;
1458 ret
->sharing
= FALSE
;
1461 ret
->vis
= pglXGetVisualFromFBConfig(gdi_display
, fmt
->fbconfig
);
1462 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1463 list_add_head( &context_list
, &ret
->entry
);
1464 wine_tsx11_unlock();
1466 TRACE(" creating context %p (GL context creation delayed)\n", ret
);
1470 /***********************************************************************
1471 * glxdrv_wglDeleteContext
1473 static void glxdrv_wglDeleteContext(struct wgl_context
*ctx
)
1475 TRACE("(%p)\n", ctx
);
1478 list_remove( &ctx
->entry
);
1479 if (ctx
->ctx
) pglXDestroyContext( gdi_display
, ctx
->ctx
);
1480 if (ctx
->vis
) XFree( ctx
->vis
);
1481 wine_tsx11_unlock();
1483 HeapFree( GetProcessHeap(), 0, ctx
);
1486 /***********************************************************************
1487 * glxdrv_wglGetProcAddress
1489 static PROC
glxdrv_wglGetProcAddress(LPCSTR lpszProc
)
1491 if (!strncmp(lpszProc
, "wgl", 3)) return NULL
;
1492 return pglXGetProcAddressARB((const GLubyte
*)lpszProc
);
1495 /***********************************************************************
1496 * glxdrv_wglMakeCurrent
1498 static BOOL
glxdrv_wglMakeCurrent(HDC hdc
, struct wgl_context
*ctx
)
1501 struct x11drv_escape_get_drawable escape
;
1503 TRACE("(%p,%p)\n", hdc
, ctx
);
1508 ret
= pglXMakeCurrent(gdi_display
, None
, NULL
);
1509 wine_tsx11_unlock();
1510 NtCurrentTeb()->glContext
= NULL
;
1514 escape
.code
= X11DRV_GET_DRAWABLE
;
1515 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1516 sizeof(escape
), (LPSTR
)&escape
))
1519 if (!escape
.pixel_format
)
1521 WARN("Trying to use an invalid drawable\n");
1522 SetLastError(ERROR_INVALID_HANDLE
);
1525 if (ctx
->fmt
->iPixelFormat
!= escape
.pixel_format
)
1527 WARN( "mismatched pixel format hdc %p %u ctx %p %u\n",
1528 hdc
, escape
.pixel_format
, ctx
, ctx
->fmt
->iPixelFormat
);
1529 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1536 if (TRACE_ON(wgl
)) {
1538 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_VISUAL_ID
, &vis_id
);
1539 describeContext(ctx
);
1540 TRACE("hdc %p drawable %lx fmt %u vis %x ctx %p\n", hdc
,
1541 escape
.gl_drawable
, escape
.pixel_format
, vis_id
, ctx
->ctx
);
1544 ret
= pglXMakeCurrent(gdi_display
, escape
.gl_drawable
, ctx
->ctx
);
1548 NtCurrentTeb()->glContext
= ctx
;
1550 ctx
->has_been_current
= TRUE
;
1552 ctx
->drawables
[0] = escape
.gl_drawable
;
1553 ctx
->drawables
[1] = escape
.gl_drawable
;
1554 ctx
->refresh_drawables
= FALSE
;
1557 SetLastError(ERROR_INVALID_HANDLE
);
1558 wine_tsx11_unlock();
1560 TRACE(" returning %s\n", (ret
? "True" : "False"));
1564 /***********************************************************************
1565 * X11DRV_wglMakeContextCurrentARB
1567 static BOOL
X11DRV_wglMakeContextCurrentARB( HDC draw_hdc
, HDC read_hdc
, struct wgl_context
*ctx
)
1569 struct x11drv_escape_get_drawable escape_draw
, escape_read
;
1572 TRACE("(%p,%p,%p)\n", draw_hdc
, read_hdc
, ctx
);
1577 ret
= pglXMakeCurrent(gdi_display
, None
, NULL
);
1578 wine_tsx11_unlock();
1579 NtCurrentTeb()->glContext
= NULL
;
1583 escape_draw
.code
= X11DRV_GET_DRAWABLE
;
1584 if (!ExtEscape( draw_hdc
, X11DRV_ESCAPE
, sizeof(escape_draw
.code
), (LPCSTR
)&escape_draw
.code
,
1585 sizeof(escape_draw
), (LPSTR
)&escape_draw
))
1588 escape_read
.code
= X11DRV_GET_DRAWABLE
;
1589 if (!ExtEscape( read_hdc
, X11DRV_ESCAPE
, sizeof(escape_read
.code
), (LPCSTR
)&escape_read
.code
,
1590 sizeof(escape_read
), (LPSTR
)&escape_read
))
1593 if (!escape_draw
.pixel_format
)
1595 WARN("Trying to use an invalid drawable\n");
1596 SetLastError(ERROR_INVALID_HANDLE
);
1601 if (!pglXMakeContextCurrent
) return FALSE
;
1604 ret
= pglXMakeContextCurrent(gdi_display
, escape_draw
.gl_drawable
, escape_read
.gl_drawable
, ctx
->ctx
);
1607 ctx
->has_been_current
= TRUE
;
1608 ctx
->hdc
= draw_hdc
;
1609 ctx
->drawables
[0] = escape_draw
.gl_drawable
;
1610 ctx
->drawables
[1] = escape_read
.gl_drawable
;
1611 ctx
->refresh_drawables
= FALSE
;
1612 NtCurrentTeb()->glContext
= ctx
;
1615 SetLastError(ERROR_INVALID_HANDLE
);
1616 wine_tsx11_unlock();
1619 TRACE(" returning %s\n", (ret
? "True" : "False"));
1623 /***********************************************************************
1624 * glxdrv_wglShareLists
1626 static BOOL
glxdrv_wglShareLists(struct wgl_context
*org
, struct wgl_context
*dest
)
1628 TRACE("(%p, %p)\n", org
, dest
);
1630 /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done
1631 * at context creation time but in case of WGL it is done using wglShareLists.
1632 * In the past we tried to emulate wglShareLists by delaying GLX context creation until
1633 * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes
1634 * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases,
1635 * so there delaying context creation doesn't work.
1637 * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB
1638 * and when a program requests sharing we recreate the destination context if it hasn't been made
1639 * current or when it hasn't shared display lists before.
1642 if((org
->has_been_current
&& dest
->has_been_current
) || dest
->has_been_current
)
1644 ERR("Could not share display lists, one of the contexts has been current already !\n");
1647 else if(dest
->sharing
)
1649 ERR("Could not share display lists because hglrc2 has already shared lists before\n");
1655 describeContext(org
);
1656 describeContext(dest
);
1658 /* Re-create the GLX context and share display lists */
1659 pglXDestroyContext(gdi_display
, dest
->ctx
);
1660 dest
->ctx
= create_glxcontext(gdi_display
, dest
, org
->ctx
);
1661 wine_tsx11_unlock();
1662 TRACE(" re-created an OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest
->ctx
, dest
, org
->ctx
);
1664 org
->sharing
= TRUE
;
1665 dest
->sharing
= TRUE
;
1671 static void flush_gl_drawable( struct glx_physdev
*physdev
)
1674 int w
= physdev
->x11dev
->dc_rect
.right
- physdev
->x11dev
->dc_rect
.left
;
1675 int h
= physdev
->x11dev
->dc_rect
.bottom
- physdev
->x11dev
->dc_rect
.top
;
1676 Drawable src
= physdev
->drawable
;
1678 if (w
<= 0 || h
<= 0) return;
1680 switch (physdev
->type
)
1682 case DC_GL_PIXMAP_WIN
:
1683 src
= physdev
->pixmap
;
1685 case DC_GL_CHILD_WIN
:
1686 /* The GL drawable may be lagged behind if we don't flush first, so
1687 * flush the display make sure we copy up-to-date data */
1689 XFlush(gdi_display
);
1690 XSetFunction(gdi_display
, physdev
->x11dev
->gc
, GXcopy
);
1691 XCopyArea(gdi_display
, src
, physdev
->x11dev
->drawable
, physdev
->x11dev
->gc
, 0, 0, w
, h
,
1692 physdev
->x11dev
->dc_rect
.left
, physdev
->x11dev
->dc_rect
.top
);
1693 wine_tsx11_unlock();
1694 SetRect( &rect
, 0, 0, w
, h
);
1695 add_device_bounds( physdev
->x11dev
, &rect
);
1702 static void wglFinish(void)
1704 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
1705 enum x11drv_escape_codes code
= X11DRV_FLUSH_GL_DRAWABLE
;
1710 wine_tsx11_unlock();
1711 ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, 0, NULL
);
1714 static void wglFlush(void)
1716 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
1717 enum x11drv_escape_codes code
= X11DRV_FLUSH_GL_DRAWABLE
;
1722 wine_tsx11_unlock();
1723 ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, 0, NULL
);
1726 /***********************************************************************
1727 * X11DRV_wglCreateContextAttribsARB
1729 static struct wgl_context
*X11DRV_wglCreateContextAttribsARB( HDC hdc
, struct wgl_context
*hShareContext
,
1730 const int* attribList
)
1732 struct x11drv_escape_get_drawable escape
;
1733 struct wgl_context
*ret
;
1734 WineGLPixelFormat
*fmt
;
1737 TRACE("(%p %p %p)\n", hdc
, hShareContext
, attribList
);
1739 escape
.code
= X11DRV_GET_DRAWABLE
;
1740 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1741 sizeof(escape
), (LPSTR
)&escape
))
1744 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
/* Offscreen */, &fmt_count
);
1745 /* wglCreateContextAttribsARB supports ALL pixel formats, so also offscreen ones.
1746 * If this fails something is very wrong on the system. */
1749 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape
.pixel_format
);
1750 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1754 if (!(ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
)))) return 0;
1758 ret
->vis
= NULL
; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */
1759 ret
->gl3_context
= TRUE
;
1761 ret
->numAttribs
= 0;
1764 int *pAttribList
= (int*)attribList
;
1765 int *pContextAttribList
= &ret
->attribList
[0];
1766 /* attribList consists of pairs {token, value] terminated with 0 */
1767 while(pAttribList
[0] != 0)
1769 TRACE("%#x %#x\n", pAttribList
[0], pAttribList
[1]);
1770 switch(pAttribList
[0])
1772 case WGL_CONTEXT_MAJOR_VERSION_ARB
:
1773 pContextAttribList
[0] = GLX_CONTEXT_MAJOR_VERSION_ARB
;
1774 pContextAttribList
[1] = pAttribList
[1];
1776 case WGL_CONTEXT_MINOR_VERSION_ARB
:
1777 pContextAttribList
[0] = GLX_CONTEXT_MINOR_VERSION_ARB
;
1778 pContextAttribList
[1] = pAttribList
[1];
1780 case WGL_CONTEXT_LAYER_PLANE_ARB
:
1782 case WGL_CONTEXT_FLAGS_ARB
:
1783 pContextAttribList
[0] = GLX_CONTEXT_FLAGS_ARB
;
1784 pContextAttribList
[1] = pAttribList
[1];
1786 case WGL_CONTEXT_PROFILE_MASK_ARB
:
1787 pContextAttribList
[0] = GLX_CONTEXT_PROFILE_MASK_ARB
;
1788 pContextAttribList
[1] = pAttribList
[1];
1791 ERR("Unhandled attribList pair: %#x %#x\n", pAttribList
[0], pAttribList
[1]);
1796 pContextAttribList
+= 2;
1801 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
1802 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1804 XSync(gdi_display
, False
);
1805 if(X11DRV_check_error() || !ret
->ctx
)
1807 /* In the future we should convert the GLX error to a win32 one here if needed */
1808 ERR("Context creation failed\n");
1809 HeapFree( GetProcessHeap(), 0, ret
);
1810 wine_tsx11_unlock();
1814 list_add_head( &context_list
, &ret
->entry
);
1815 wine_tsx11_unlock();
1816 TRACE(" creating context %p\n", ret
);
1821 * X11DRV_wglGetExtensionsStringARB
1823 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
1825 static const GLubyte
*X11DRV_wglGetExtensionsStringARB(HDC hdc
)
1827 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
1828 return (const GLubyte
*)WineGLInfo
.wglExtensions
;
1832 * X11DRV_wglCreatePbufferARB
1834 * WGL_ARB_pbuffer: wglCreatePbufferARB
1836 static struct wgl_pbuffer
*X11DRV_wglCreatePbufferARB( HDC hdc
, int iPixelFormat
, int iWidth
, int iHeight
,
1837 const int *piAttribList
)
1839 struct wgl_pbuffer
* object
= NULL
;
1840 WineGLPixelFormat
*fmt
= NULL
;
1845 TRACE("(%p, %d, %d, %d, %p)\n", hdc
, iPixelFormat
, iWidth
, iHeight
, piAttribList
);
1847 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
1848 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */, &nCfgs
);
1850 ERR("(%p): invalid pixel format %d\n", hdc
, iPixelFormat
);
1851 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1855 object
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*object
));
1856 if (NULL
== object
) {
1857 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
1860 object
->width
= iWidth
;
1861 object
->height
= iHeight
;
1864 PUSH2(attribs
, GLX_PBUFFER_WIDTH
, iWidth
);
1865 PUSH2(attribs
, GLX_PBUFFER_HEIGHT
, iHeight
);
1866 while (piAttribList
&& 0 != *piAttribList
) {
1868 switch (*piAttribList
) {
1869 case WGL_PBUFFER_LARGEST_ARB
: {
1871 attr_v
= *piAttribList
;
1872 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v
);
1873 PUSH2(attribs
, GLX_LARGEST_PBUFFER
, attr_v
);
1877 case WGL_TEXTURE_FORMAT_ARB
: {
1879 attr_v
= *piAttribList
;
1880 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v
);
1881 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
1882 object
->use_render_texture
= 0;
1884 if (!use_render_texture_emulation
) {
1885 SetLastError(ERROR_INVALID_DATA
);
1889 case WGL_TEXTURE_RGB_ARB
:
1890 object
->use_render_texture
= GL_RGB
;
1891 object
->texture_bpp
= 3;
1892 object
->texture_format
= GL_RGB
;
1893 object
->texture_type
= GL_UNSIGNED_BYTE
;
1895 case WGL_TEXTURE_RGBA_ARB
:
1896 object
->use_render_texture
= GL_RGBA
;
1897 object
->texture_bpp
= 4;
1898 object
->texture_format
= GL_RGBA
;
1899 object
->texture_type
= GL_UNSIGNED_BYTE
;
1902 /* WGL_FLOAT_COMPONENTS_NV */
1903 case WGL_TEXTURE_FLOAT_R_NV
:
1904 object
->use_render_texture
= GL_FLOAT_R_NV
;
1905 object
->texture_bpp
= 4;
1906 object
->texture_format
= GL_RED
;
1907 object
->texture_type
= GL_FLOAT
;
1909 case WGL_TEXTURE_FLOAT_RG_NV
:
1910 object
->use_render_texture
= GL_FLOAT_RG_NV
;
1911 object
->texture_bpp
= 8;
1912 object
->texture_format
= GL_LUMINANCE_ALPHA
;
1913 object
->texture_type
= GL_FLOAT
;
1915 case WGL_TEXTURE_FLOAT_RGB_NV
:
1916 object
->use_render_texture
= GL_FLOAT_RGB_NV
;
1917 object
->texture_bpp
= 12;
1918 object
->texture_format
= GL_RGB
;
1919 object
->texture_type
= GL_FLOAT
;
1921 case WGL_TEXTURE_FLOAT_RGBA_NV
:
1922 object
->use_render_texture
= GL_FLOAT_RGBA_NV
;
1923 object
->texture_bpp
= 16;
1924 object
->texture_format
= GL_RGBA
;
1925 object
->texture_type
= GL_FLOAT
;
1928 ERR("Unknown texture format: %x\n", attr_v
);
1929 SetLastError(ERROR_INVALID_DATA
);
1936 case WGL_TEXTURE_TARGET_ARB
: {
1938 attr_v
= *piAttribList
;
1939 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v
);
1940 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
1941 object
->texture_target
= 0;
1943 if (!use_render_texture_emulation
) {
1944 SetLastError(ERROR_INVALID_DATA
);
1948 case WGL_TEXTURE_CUBE_MAP_ARB
: {
1949 if (iWidth
!= iHeight
) {
1950 SetLastError(ERROR_INVALID_DATA
);
1953 object
->texture_target
= GL_TEXTURE_CUBE_MAP
;
1954 object
->texture_bind_target
= GL_TEXTURE_BINDING_CUBE_MAP
;
1957 case WGL_TEXTURE_1D_ARB
: {
1959 SetLastError(ERROR_INVALID_DATA
);
1962 object
->texture_target
= GL_TEXTURE_1D
;
1963 object
->texture_bind_target
= GL_TEXTURE_BINDING_1D
;
1966 case WGL_TEXTURE_2D_ARB
: {
1967 object
->texture_target
= GL_TEXTURE_2D
;
1968 object
->texture_bind_target
= GL_TEXTURE_BINDING_2D
;
1971 case WGL_TEXTURE_RECTANGLE_NV
: {
1972 object
->texture_target
= GL_TEXTURE_RECTANGLE_NV
;
1973 object
->texture_bind_target
= GL_TEXTURE_BINDING_RECTANGLE_NV
;
1977 ERR("Unknown texture target: %x\n", attr_v
);
1978 SetLastError(ERROR_INVALID_DATA
);
1985 case WGL_MIPMAP_TEXTURE_ARB
: {
1987 attr_v
= *piAttribList
;
1988 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v
);
1989 if (!use_render_texture_emulation
) {
1990 SetLastError(ERROR_INVALID_DATA
);
1999 PUSH1(attribs
, None
);
2001 object
->drawable
= pglXCreatePbuffer(gdi_display
, fmt
->fbconfig
, attribs
);
2002 wine_tsx11_unlock();
2003 TRACE("new Pbuffer drawable as %lx\n", object
->drawable
);
2004 if (!object
->drawable
) {
2005 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2006 goto create_failed
; /* unexpected error */
2008 TRACE("->(%p)\n", object
);
2012 HeapFree(GetProcessHeap(), 0, object
);
2013 TRACE("->(FAILED)\n");
2018 * X11DRV_wglDestroyPbufferARB
2020 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2022 static BOOL
X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer
*object
)
2024 TRACE("(%p)\n", object
);
2027 pglXDestroyPbuffer(gdi_display
, object
->drawable
);
2028 wine_tsx11_unlock();
2029 HeapFree(GetProcessHeap(), 0, object
);
2034 * X11DRV_wglGetPbufferDCARB
2036 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2038 static HDC
X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer
*object
)
2040 struct x11drv_escape_set_drawable escape
;
2043 hdc
= CreateDCA( "DISPLAY", NULL
, NULL
, NULL
);
2046 escape
.code
= X11DRV_SET_DRAWABLE
;
2047 escape
.drawable
= object
->drawable
;
2048 escape
.mode
= IncludeInferiors
;
2049 SetRect( &escape
.dc_rect
, 0, 0, object
->width
, object
->height
);
2050 escape
.fbconfig_id
= object
->fmt
->fmt_id
;
2051 escape
.gl_drawable
= object
->drawable
;
2053 escape
.gl_type
= DC_GL_PBUFFER
;
2054 ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2056 TRACE( "(%p)->(%p)\n", object
, hdc
);
2061 * X11DRV_wglQueryPbufferARB
2063 * WGL_ARB_pbuffer: wglQueryPbufferARB
2065 static BOOL
X11DRV_wglQueryPbufferARB( struct wgl_pbuffer
*object
, int iAttribute
, int *piValue
)
2067 TRACE("(%p, 0x%x, %p)\n", object
, iAttribute
, piValue
);
2069 switch (iAttribute
) {
2070 case WGL_PBUFFER_WIDTH_ARB
:
2072 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_WIDTH
, (unsigned int*) piValue
);
2073 wine_tsx11_unlock();
2075 case WGL_PBUFFER_HEIGHT_ARB
:
2077 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_HEIGHT
, (unsigned int*) piValue
);
2078 wine_tsx11_unlock();
2081 case WGL_PBUFFER_LOST_ARB
:
2082 /* GLX Pbuffers cannot be lost by default. We can support this by
2083 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2084 * to receive pixel buffer clobber events, however that may or may
2085 * not give any benefit */
2086 *piValue
= GL_FALSE
;
2089 case WGL_TEXTURE_FORMAT_ARB
:
2090 if (!object
->use_render_texture
) {
2091 *piValue
= WGL_NO_TEXTURE_ARB
;
2093 if (!use_render_texture_emulation
) {
2094 SetLastError(ERROR_INVALID_HANDLE
);
2097 switch(object
->use_render_texture
) {
2099 *piValue
= WGL_TEXTURE_RGB_ARB
;
2102 *piValue
= WGL_TEXTURE_RGBA_ARB
;
2104 /* WGL_FLOAT_COMPONENTS_NV */
2106 *piValue
= WGL_TEXTURE_FLOAT_R_NV
;
2108 case GL_FLOAT_RG_NV
:
2109 *piValue
= WGL_TEXTURE_FLOAT_RG_NV
;
2111 case GL_FLOAT_RGB_NV
:
2112 *piValue
= WGL_TEXTURE_FLOAT_RGB_NV
;
2114 case GL_FLOAT_RGBA_NV
:
2115 *piValue
= WGL_TEXTURE_FLOAT_RGBA_NV
;
2118 ERR("Unknown texture format: %x\n", object
->use_render_texture
);
2123 case WGL_TEXTURE_TARGET_ARB
:
2124 if (!object
->texture_target
){
2125 *piValue
= WGL_NO_TEXTURE_ARB
;
2127 if (!use_render_texture_emulation
) {
2128 SetLastError(ERROR_INVALID_DATA
);
2131 switch (object
->texture_target
) {
2132 case GL_TEXTURE_1D
: *piValue
= WGL_TEXTURE_1D_ARB
; break;
2133 case GL_TEXTURE_2D
: *piValue
= WGL_TEXTURE_2D_ARB
; break;
2134 case GL_TEXTURE_CUBE_MAP
: *piValue
= WGL_TEXTURE_CUBE_MAP_ARB
; break;
2135 case GL_TEXTURE_RECTANGLE_NV
: *piValue
= WGL_TEXTURE_RECTANGLE_NV
; break;
2140 case WGL_MIPMAP_TEXTURE_ARB
:
2141 *piValue
= GL_FALSE
; /** don't support that */
2142 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute
);
2146 FIXME("unexpected attribute %x\n", iAttribute
);
2154 * X11DRV_wglReleasePbufferDCARB
2156 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2158 static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer
*object
, HDC hdc
)
2160 TRACE("(%p, %p)\n", object
, hdc
);
2161 return DeleteDC(hdc
);
2165 * X11DRV_wglSetPbufferAttribARB
2167 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2169 static BOOL
X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer
*object
, const int *piAttribList
)
2171 GLboolean ret
= GL_FALSE
;
2173 WARN("(%p, %p): alpha-testing, report any problem\n", object
, piAttribList
);
2175 if (!object
->use_render_texture
) {
2176 SetLastError(ERROR_INVALID_HANDLE
);
2179 if (1 == use_render_texture_emulation
) {
2186 * X11DRV_wglChoosePixelFormatARB
2188 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2190 static BOOL
X11DRV_wglChoosePixelFormatARB( HDC hdc
, const int *piAttribIList
, const FLOAT
*pfAttribFList
,
2191 UINT nMaxFormats
, int *piFormats
, UINT
*nNumFormats
)
2196 GLXFBConfig
* cfgs
= NULL
;
2200 WineGLPixelFormat
*fmt
;
2206 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc
, piAttribIList
, pfAttribFList
, nMaxFormats
, piFormats
, nNumFormats
);
2207 if (NULL
!= pfAttribFList
) {
2208 FIXME("unused pfAttribFList\n");
2211 nAttribs
= ConvertAttribWGLtoGLX(piAttribIList
, attribs
, NULL
);
2212 if (-1 == nAttribs
) {
2213 WARN("Cannot convert WGL to GLX attributes\n");
2216 PUSH1(attribs
, None
);
2218 /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats).
2219 * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the WineGLPixelFormat. We don't query these attributes
2220 * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on by passing a dwFlags to 'ConvertPixelFormatGLXtoWGL'. */
2221 for(i
=0; piAttribIList
[i
] != 0; i
+=2)
2223 switch(piAttribIList
[i
])
2225 case WGL_DRAW_TO_BITMAP_ARB
:
2226 if(piAttribIList
[i
+1])
2227 dwFlags
|= PFD_DRAW_TO_BITMAP
;
2229 case WGL_ACCELERATION_ARB
:
2230 switch(piAttribIList
[i
+1])
2232 case WGL_NO_ACCELERATION_ARB
:
2233 dwFlags
|= PFD_GENERIC_FORMAT
;
2235 case WGL_GENERIC_ACCELERATION_ARB
:
2236 dwFlags
|= PFD_GENERIC_ACCELERATED
;
2238 case WGL_FULL_ACCELERATION_ARB
:
2243 case WGL_SUPPORT_GDI_ARB
:
2244 if(piAttribIList
[i
+1])
2245 dwFlags
|= PFD_SUPPORT_GDI
;
2250 /* Search for FB configurations matching the requirements in attribs */
2252 cfgs
= pglXChooseFBConfig(gdi_display
, DefaultScreen(gdi_display
), attribs
, &nCfgs
);
2254 wine_tsx11_unlock();
2255 WARN("Compatible Pixel Format not found\n");
2259 /* Loop through all matching formats and check if they are suitable.
2260 * Note that this function should at max return nMaxFormats different formats */
2261 for(run
=0; run
< 2; run
++)
2263 for (it
= 0; it
< nCfgs
&& pfmt_it
< nMaxFormats
; ++it
)
2265 gl_test
= pglXGetFBConfigAttrib(gdi_display
, cfgs
[it
], GLX_FBCONFIG_ID
, &fmt_id
);
2267 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2271 /* Search for the format in our list of compatible formats */
2272 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fmt_id
, dwFlags
);
2276 /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */
2277 if( ((run
== 0) && fmt
->offscreenOnly
) || ((run
== 1) && !fmt
->offscreenOnly
) )
2280 piFormats
[pfmt_it
] = fmt
->iPixelFormat
;
2281 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it
+ 1, nCfgs
, fmt_id
, piFormats
[pfmt_it
]);
2286 *nNumFormats
= pfmt_it
;
2289 wine_tsx11_unlock();
2294 * X11DRV_wglGetPixelFormatAttribivARB
2296 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2298 static BOOL
X11DRV_wglGetPixelFormatAttribivARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2299 UINT nAttributes
, const int *piAttributes
, int *piValues
)
2302 WineGLPixelFormat
*fmt
= NULL
;
2306 int nWGLFormats
= 0;
2308 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, piValues
);
2310 if (0 < iLayerPlane
) {
2311 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane
);
2315 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2316 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2317 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2318 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */, &nWGLFormats
);
2320 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat
);
2324 for (i
= 0; i
< nAttributes
; ++i
) {
2325 const int curWGLAttr
= piAttributes
[i
];
2326 TRACE("pAttr[%d] = %x\n", i
, curWGLAttr
);
2328 switch (curWGLAttr
) {
2329 case WGL_NUMBER_PIXEL_FORMATS_ARB
:
2330 piValues
[i
] = nWGLFormats
;
2333 case WGL_SUPPORT_OPENGL_ARB
:
2334 piValues
[i
] = GL_TRUE
;
2337 case WGL_ACCELERATION_ARB
:
2338 curGLXAttr
= GLX_CONFIG_CAVEAT
;
2339 if (!fmt
) goto pix_error
;
2340 if(fmt
->dwFlags
& PFD_GENERIC_FORMAT
)
2341 piValues
[i
] = WGL_NO_ACCELERATION_ARB
;
2342 else if(fmt
->dwFlags
& PFD_GENERIC_ACCELERATED
)
2343 piValues
[i
] = WGL_GENERIC_ACCELERATION_ARB
;
2345 piValues
[i
] = WGL_FULL_ACCELERATION_ARB
;
2348 case WGL_TRANSPARENT_ARB
:
2349 curGLXAttr
= GLX_TRANSPARENT_TYPE
;
2350 if (!fmt
) goto pix_error
;
2351 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2352 if (hTest
) goto get_error
;
2353 piValues
[i
] = GL_FALSE
;
2354 if (GLX_NONE
!= tmp
) piValues
[i
] = GL_TRUE
;
2357 case WGL_PIXEL_TYPE_ARB
:
2358 curGLXAttr
= GLX_RENDER_TYPE
;
2359 if (!fmt
) goto pix_error
;
2360 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2361 if (hTest
) goto get_error
;
2362 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp
);
2363 if (tmp
& GLX_RGBA_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_ARB
; }
2364 else if (tmp
& GLX_COLOR_INDEX_BIT
) { piValues
[i
] = WGL_TYPE_COLORINDEX_ARB
; }
2365 else if (tmp
& GLX_RGBA_FLOAT_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2366 else if (tmp
& GLX_RGBA_FLOAT_ATI_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2367 else if (tmp
& GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
) { piValues
[i
] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
; }
2369 ERR("unexpected RenderType(%x)\n", tmp
);
2370 piValues
[i
] = WGL_TYPE_RGBA_ARB
;
2374 case WGL_COLOR_BITS_ARB
:
2375 curGLXAttr
= GLX_BUFFER_SIZE
;
2378 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
2379 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
2380 if (!use_render_texture_emulation
) {
2381 piValues
[i
] = GL_FALSE
;
2384 curGLXAttr
= GLX_RENDER_TYPE
;
2385 if (!fmt
) goto pix_error
;
2386 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2387 if (hTest
) goto get_error
;
2388 if (GLX_COLOR_INDEX_BIT
== tmp
) {
2389 piValues
[i
] = GL_FALSE
;
2392 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2393 if (hTest
) goto get_error
;
2394 piValues
[i
] = (tmp
& GLX_PBUFFER_BIT
) ? GL_TRUE
: GL_FALSE
;
2397 case WGL_BLUE_BITS_ARB
:
2398 curGLXAttr
= GLX_BLUE_SIZE
;
2400 case WGL_RED_BITS_ARB
:
2401 curGLXAttr
= GLX_RED_SIZE
;
2403 case WGL_GREEN_BITS_ARB
:
2404 curGLXAttr
= GLX_GREEN_SIZE
;
2406 case WGL_ALPHA_BITS_ARB
:
2407 curGLXAttr
= GLX_ALPHA_SIZE
;
2409 case WGL_DEPTH_BITS_ARB
:
2410 curGLXAttr
= GLX_DEPTH_SIZE
;
2412 case WGL_STENCIL_BITS_ARB
:
2413 curGLXAttr
= GLX_STENCIL_SIZE
;
2415 case WGL_DOUBLE_BUFFER_ARB
:
2416 curGLXAttr
= GLX_DOUBLEBUFFER
;
2418 case WGL_STEREO_ARB
:
2419 curGLXAttr
= GLX_STEREO
;
2421 case WGL_AUX_BUFFERS_ARB
:
2422 curGLXAttr
= GLX_AUX_BUFFERS
;
2425 case WGL_SUPPORT_GDI_ARB
:
2426 if (!fmt
) goto pix_error
;
2427 piValues
[i
] = (fmt
->dwFlags
& PFD_SUPPORT_GDI
) != 0;
2430 case WGL_DRAW_TO_BITMAP_ARB
:
2431 if (!fmt
) goto pix_error
;
2432 piValues
[i
] = (fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
) != 0;
2435 case WGL_DRAW_TO_WINDOW_ARB
:
2436 case WGL_DRAW_TO_PBUFFER_ARB
:
2437 if (!fmt
) goto pix_error
;
2438 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2439 if (hTest
) goto get_error
;
2440 if((curWGLAttr
== WGL_DRAW_TO_WINDOW_ARB
&& (tmp
&GLX_WINDOW_BIT
)) ||
2441 (curWGLAttr
== WGL_DRAW_TO_PBUFFER_ARB
&& (tmp
&GLX_PBUFFER_BIT
)))
2442 piValues
[i
] = GL_TRUE
;
2444 piValues
[i
] = GL_FALSE
;
2447 case WGL_SWAP_METHOD_ARB
:
2448 /* For now return SWAP_EXCHANGE_ARB which is the best type of buffer switch available.
2449 * Later on we can also use GLX_OML_swap_method on drivers which support this. At this
2450 * point only ATI offers this.
2452 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2455 case WGL_PBUFFER_LARGEST_ARB
:
2456 curGLXAttr
= GLX_LARGEST_PBUFFER
;
2459 case WGL_SAMPLE_BUFFERS_ARB
:
2460 curGLXAttr
= GLX_SAMPLE_BUFFERS_ARB
;
2463 case WGL_SAMPLES_ARB
:
2464 curGLXAttr
= GLX_SAMPLES_ARB
;
2467 case WGL_FLOAT_COMPONENTS_NV
:
2468 curGLXAttr
= GLX_FLOAT_COMPONENTS_NV
;
2471 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
2472 curGLXAttr
= GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
;
2475 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
2476 curGLXAttr
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
2479 case WGL_ACCUM_RED_BITS_ARB
:
2480 curGLXAttr
= GLX_ACCUM_RED_SIZE
;
2482 case WGL_ACCUM_GREEN_BITS_ARB
:
2483 curGLXAttr
= GLX_ACCUM_GREEN_SIZE
;
2485 case WGL_ACCUM_BLUE_BITS_ARB
:
2486 curGLXAttr
= GLX_ACCUM_BLUE_SIZE
;
2488 case WGL_ACCUM_ALPHA_BITS_ARB
:
2489 curGLXAttr
= GLX_ACCUM_ALPHA_SIZE
;
2491 case WGL_ACCUM_BITS_ARB
:
2492 if (!fmt
) goto pix_error
;
2493 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &tmp
);
2494 if (hTest
) goto get_error
;
2496 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &tmp
);
2497 if (hTest
) goto get_error
;
2499 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &tmp
);
2500 if (hTest
) goto get_error
;
2502 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &tmp
);
2503 if (hTest
) goto get_error
;
2508 FIXME("unsupported %x WGL Attribute\n", curWGLAttr
);
2511 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2512 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2513 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2515 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2516 * and check which options can work using iPixelFormat=0 and which not.
2517 * A problem would be that this function is an extension. This would
2518 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2520 if (0 != curGLXAttr
&& iPixelFormat
!= 0) {
2521 if (!fmt
) goto pix_error
;
2522 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, piValues
+ i
);
2523 if (hTest
) goto get_error
;
2526 piValues
[i
] = GL_FALSE
;
2529 wine_tsx11_unlock();
2533 wine_tsx11_unlock();
2534 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc
, curGLXAttr
);
2538 wine_tsx11_unlock();
2539 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc
, iPixelFormat
, nWGLFormats
);
2544 * X11DRV_wglGetPixelFormatAttribfvARB
2546 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2548 static BOOL
X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2549 UINT nAttributes
, const int *piAttributes
, FLOAT
*pfValues
)
2555 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, pfValues
);
2557 /* Allocate a temporary array to store integer values */
2558 attr
= HeapAlloc(GetProcessHeap(), 0, nAttributes
* sizeof(int));
2560 ERR("couldn't allocate %d array\n", nAttributes
);
2564 /* Piggy-back on wglGetPixelFormatAttribivARB */
2565 ret
= X11DRV_wglGetPixelFormatAttribivARB(hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, attr
);
2567 /* Convert integer values to float. Should also check for attributes
2568 that can give decimal values here */
2569 for (i
=0; i
<nAttributes
;i
++) {
2570 pfValues
[i
] = attr
[i
];
2574 HeapFree(GetProcessHeap(), 0, attr
);
2579 * X11DRV_wglBindTexImageARB
2581 * WGL_ARB_render_texture: wglBindTexImageARB
2583 static BOOL
X11DRV_wglBindTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2585 GLboolean ret
= GL_FALSE
;
2587 TRACE("(%p, %d)\n", object
, iBuffer
);
2589 if (!object
->use_render_texture
) {
2590 SetLastError(ERROR_INVALID_HANDLE
);
2594 if (1 == use_render_texture_emulation
) {
2595 static int init
= 0;
2596 int prev_binded_texture
= 0;
2597 GLXContext prev_context
;
2598 Drawable prev_drawable
;
2599 GLXContext tmp_context
;
2602 prev_context
= pglXGetCurrentContext();
2603 prev_drawable
= pglXGetCurrentDrawable();
2605 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2606 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2607 isn't ideal performance wise but I wasn't able to get other ways working.
2610 init
= 1; /* Only show the FIXME once for performance reasons */
2611 FIXME("partial stub!\n");
2614 TRACE("drawable=%lx, context=%p\n", object
->drawable
, prev_context
);
2615 tmp_context
= pglXCreateNewContext(gdi_display
, object
->fmt
->fbconfig
, object
->fmt
->render_type
, prev_context
, True
);
2617 opengl_funcs
.gl
.p_glGetIntegerv(object
->texture_bind_target
, &prev_binded_texture
);
2619 /* Switch to our pbuffer */
2620 pglXMakeCurrent(gdi_display
, object
->drawable
, tmp_context
);
2622 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2623 * After that upload the pbuffer texture data. */
2624 opengl_funcs
.gl
.p_glBindTexture(object
->texture_target
, prev_binded_texture
);
2625 opengl_funcs
.gl
.p_glCopyTexImage2D(object
->texture_target
, 0, object
->use_render_texture
, 0, 0, object
->width
, object
->height
, 0);
2627 /* Switch back to the original drawable and upload the pbuffer-texture */
2628 pglXMakeCurrent(gdi_display
, prev_drawable
, prev_context
);
2629 pglXDestroyContext(gdi_display
, tmp_context
);
2630 wine_tsx11_unlock();
2638 * X11DRV_wglReleaseTexImageARB
2640 * WGL_ARB_render_texture: wglReleaseTexImageARB
2642 static BOOL
X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2644 GLboolean ret
= GL_FALSE
;
2646 TRACE("(%p, %d)\n", object
, iBuffer
);
2648 if (!object
->use_render_texture
) {
2649 SetLastError(ERROR_INVALID_HANDLE
);
2652 if (1 == use_render_texture_emulation
) {
2659 * X11DRV_wglGetExtensionsStringEXT
2661 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
2663 static const GLubyte
*X11DRV_wglGetExtensionsStringEXT(void)
2665 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
2666 return (const GLubyte
*)WineGLInfo
.wglExtensions
;
2670 * X11DRV_wglGetSwapIntervalEXT
2672 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
2674 static int X11DRV_wglGetSwapIntervalEXT(void)
2676 /* GLX_SGI_swap_control doesn't have any provisions for getting the swap
2677 * interval, so the swap interval has to be tracked. */
2679 return swap_interval
;
2683 * X11DRV_wglSwapIntervalEXT
2685 * WGL_EXT_swap_control: wglSwapIntervalEXT
2687 static BOOL
X11DRV_wglSwapIntervalEXT(int interval
)
2691 TRACE("(%d)\n", interval
);
2695 SetLastError(ERROR_INVALID_DATA
);
2698 else if (!has_swap_control
&& interval
== 0)
2700 /* wglSwapIntervalEXT considers an interval value of zero to mean that
2701 * vsync should be disabled, but glXSwapIntervalSGI considers such a
2702 * value to be an error. Just silently ignore the request for now. */
2703 WARN("Request to disable vertical sync is not handled\n");
2708 if (pglXSwapIntervalSGI
)
2711 ret
= !pglXSwapIntervalSGI(interval
);
2712 wine_tsx11_unlock();
2715 WARN("GLX_SGI_swap_control extension is not available\n");
2718 swap_interval
= interval
;
2720 SetLastError(ERROR_DC_NOT_FOUND
);
2727 * X11DRV_wglSetPixelFormatWINE
2729 * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE
2730 * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times.
2732 static BOOL
X11DRV_wglSetPixelFormatWINE(HDC hdc
, int format
)
2734 WineGLPixelFormat
*fmt
;
2738 TRACE("(%p,%d)\n", hdc
, format
);
2740 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, format
, FALSE
/* Offscreen */, &value
);
2743 ERR( "Invalid format %d\n", format
);
2747 hwnd
= WindowFromDC( hdc
);
2748 if (!hwnd
|| hwnd
== GetDesktopWindow())
2750 ERR( "not a valid window DC %p\n", hdc
);
2755 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
2756 wine_tsx11_unlock();
2758 if (!(value
& GLX_WINDOW_BIT
))
2760 WARN( "Pixel format %d is not compatible for window rendering\n", format
);
2764 return SendMessageW(hwnd
, WM_X11DRV_SET_WIN_FORMAT
, fmt
->fmt_id
, 0);
2765 /* DC pixel format will be set by the DCE update */
2769 * glxRequireVersion (internal)
2771 * Check if the supported GLX version matches requiredVersion.
2773 static BOOL
glxRequireVersion(int requiredVersion
)
2775 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
2776 if(requiredVersion
<= WineGLInfo
.glxVersion
[1])
2782 static void register_extension(const char *ext
)
2784 if (WineGLInfo
.wglExtensions
[0])
2785 strcat(WineGLInfo
.wglExtensions
, " ");
2786 strcat(WineGLInfo
.wglExtensions
, ext
);
2788 TRACE("'%s'\n", ext
);
2792 * X11DRV_WineGL_LoadExtensions
2794 static void X11DRV_WineGL_LoadExtensions(void)
2796 WineGLInfo
.wglExtensions
[0] = 0;
2798 /* ARB Extensions */
2800 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context"))
2802 register_extension( "WGL_ARB_create_context" );
2803 opengl_funcs
.ext
.p_wglCreateContextAttribsARB
= X11DRV_wglCreateContextAttribsARB
;
2805 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context_profile"))
2806 register_extension("WGL_ARB_create_context_profile");
2809 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_fbconfig_float"))
2811 register_extension("WGL_ARB_pixel_format_float");
2812 register_extension("WGL_ATI_pixel_format_float");
2815 register_extension( "WGL_ARB_extensions_string" );
2816 opengl_funcs
.ext
.p_wglGetExtensionsStringARB
= X11DRV_wglGetExtensionsStringARB
;
2818 if (glxRequireVersion(3))
2820 register_extension( "WGL_ARB_make_current_read" );
2821 opengl_funcs
.ext
.p_wglGetCurrentReadDCARB
= (void *)1; /* never called */
2822 opengl_funcs
.ext
.p_wglMakeContextCurrentARB
= X11DRV_wglMakeContextCurrentARB
;
2825 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" );
2827 /* In general pbuffer functionality requires support in the X-server. The functionality is
2828 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
2830 if ( glxRequireVersion(3) && has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_pbuffer") )
2832 register_extension( "WGL_ARB_pbuffer" );
2833 opengl_funcs
.ext
.p_wglCreatePbufferARB
= X11DRV_wglCreatePbufferARB
;
2834 opengl_funcs
.ext
.p_wglDestroyPbufferARB
= X11DRV_wglDestroyPbufferARB
;
2835 opengl_funcs
.ext
.p_wglGetPbufferDCARB
= X11DRV_wglGetPbufferDCARB
;
2836 opengl_funcs
.ext
.p_wglQueryPbufferARB
= X11DRV_wglQueryPbufferARB
;
2837 opengl_funcs
.ext
.p_wglReleasePbufferDCARB
= X11DRV_wglReleasePbufferDCARB
;
2838 opengl_funcs
.ext
.p_wglSetPbufferAttribARB
= X11DRV_wglSetPbufferAttribARB
;
2841 register_extension( "WGL_ARB_pixel_format" );
2842 opengl_funcs
.ext
.p_wglChoosePixelFormatARB
= X11DRV_wglChoosePixelFormatARB
;
2843 opengl_funcs
.ext
.p_wglGetPixelFormatAttribfvARB
= X11DRV_wglGetPixelFormatAttribfvARB
;
2844 opengl_funcs
.ext
.p_wglGetPixelFormatAttribivARB
= X11DRV_wglGetPixelFormatAttribivARB
;
2846 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
2847 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_render_texture") ||
2848 (glxRequireVersion(3) && has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_pbuffer") && use_render_texture_emulation
))
2850 register_extension( "WGL_ARB_render_texture" );
2851 opengl_funcs
.ext
.p_wglBindTexImageARB
= X11DRV_wglBindTexImageARB
;
2852 opengl_funcs
.ext
.p_wglReleaseTexImageARB
= X11DRV_wglReleaseTexImageARB
;
2854 /* The WGL version of GLX_NV_float_buffer requires render_texture */
2855 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer"))
2856 register_extension("WGL_NV_float_buffer");
2858 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
2859 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_texture_rectangle"))
2860 register_extension("WGL_NV_texture_rectangle");
2863 /* EXT Extensions */
2865 register_extension( "WGL_EXT_extensions_string" );
2866 opengl_funcs
.ext
.p_wglGetExtensionsStringEXT
= X11DRV_wglGetExtensionsStringEXT
;
2868 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
2869 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
2870 register_extension( "WGL_EXT_swap_control" );
2871 opengl_funcs
.ext
.p_wglSwapIntervalEXT
= X11DRV_wglSwapIntervalEXT
;
2872 opengl_funcs
.ext
.p_wglGetSwapIntervalEXT
= X11DRV_wglGetSwapIntervalEXT
;
2874 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_framebuffer_sRGB"))
2875 register_extension("WGL_EXT_framebuffer_sRGB");
2877 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_fbconfig_packed_float"))
2878 register_extension("WGL_EXT_pixel_format_packed_float");
2880 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control"))
2881 has_swap_control
= TRUE
;
2883 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
2884 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_vertex_array_range"))
2886 register_extension( "WGL_NV_vertex_array_range" );
2887 opengl_funcs
.ext
.p_wglAllocateMemoryNV
= pglXAllocateMemoryNV
;
2888 opengl_funcs
.ext
.p_wglFreeMemoryNV
= pglXFreeMemoryNV
;
2891 /* WINE-specific WGL Extensions */
2893 /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset).
2894 * The default wglSetPixelFormat doesn't allow this, so add our own which allows it.
2896 register_extension( "WGL_WINE_pixel_format_passthrough" );
2897 opengl_funcs
.ext
.p_wglSetPixelFormatWINE
= X11DRV_wglSetPixelFormatWINE
;
2901 BOOL
destroy_glxpixmap(Display
*display
, XID glxpixmap
)
2904 pglXDestroyGLXPixmap(display
, glxpixmap
);
2905 wine_tsx11_unlock();
2910 * glxdrv_SwapBuffers
2912 * Swap the buffers of this DC
2914 static BOOL
glxdrv_SwapBuffers(PHYSDEV dev
)
2916 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
2917 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
2919 TRACE("(%p)\n", dev
->hdc
);
2923 WARN("Using a NULL context, skipping\n");
2924 SetLastError(ERROR_INVALID_HANDLE
);
2928 if (!physdev
->drawable
)
2930 WARN("Using an invalid drawable, skipping\n");
2931 SetLastError(ERROR_INVALID_HANDLE
);
2937 switch (physdev
->type
)
2939 case DC_GL_PIXMAP_WIN
:
2940 if(pglXCopySubBufferMESA
) {
2941 int w
= physdev
->x11dev
->dc_rect
.right
- physdev
->x11dev
->dc_rect
.left
;
2942 int h
= physdev
->x11dev
->dc_rect
.bottom
- physdev
->x11dev
->dc_rect
.top
;
2944 /* (glX)SwapBuffers has an implicit glFlush effect, however
2945 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
2949 pglXCopySubBufferMESA(gdi_display
, physdev
->drawable
, 0, 0, w
, h
);
2954 pglXSwapBuffers(gdi_display
, physdev
->drawable
);
2958 flush_gl_drawable( physdev
);
2959 wine_tsx11_unlock();
2964 static long prev_time
, start_time
;
2965 static unsigned long frames
, frames_total
;
2967 DWORD time
= GetTickCount();
2970 /* every 1.5 seconds */
2971 if (time
- prev_time
> 1500) {
2972 TRACE_(fps
)("@ approx %.2ffps, total %.2ffps\n",
2973 1000.0*frames
/(time
- prev_time
), 1000.0*frames_total
/(time
- start_time
));
2976 if(start_time
== 0) start_time
= time
;
2983 XVisualInfo
*visual_from_fbconfig_id( XID fbconfig_id
)
2985 WineGLPixelFormat
*fmt
;
2988 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fbconfig_id
, 0 /* no flags */);
2993 ret
= pglXGetVisualFromFBConfig(gdi_display
, fmt
->fbconfig
);
2994 wine_tsx11_unlock();
2998 static BOOL
create_glx_dc( PHYSDEV
*pdev
)
3000 /* assume that only the main x11 device implements GetDeviceCaps */
3001 X11DRV_PDEVICE
*x11dev
= get_x11drv_dev( GET_NEXT_PHYSDEV( *pdev
, pGetDeviceCaps
));
3002 struct glx_physdev
*physdev
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*physdev
) );
3004 if (!physdev
) return FALSE
;
3005 physdev
->x11dev
= x11dev
;
3006 push_dc_driver( pdev
, &physdev
->dev
, &glxdrv_funcs
);
3010 /**********************************************************************
3013 static BOOL
glxdrv_CreateDC( PHYSDEV
*pdev
, LPCWSTR driver
, LPCWSTR device
,
3014 LPCWSTR output
, const DEVMODEW
* initData
)
3016 return create_glx_dc( pdev
);
3019 /**********************************************************************
3020 * glxdrv_CreateCompatibleDC
3022 static BOOL
glxdrv_CreateCompatibleDC( PHYSDEV orig
, PHYSDEV
*pdev
)
3024 if (orig
) /* chain to next driver first */
3026 orig
= GET_NEXT_PHYSDEV( orig
, pCreateCompatibleDC
);
3027 if (!orig
->funcs
->pCreateCompatibleDC( orig
, pdev
)) return FALSE
;
3029 /* otherwise we have been called by x11drv */
3030 return create_glx_dc( pdev
);
3033 /**********************************************************************
3036 static BOOL
glxdrv_DeleteDC( PHYSDEV dev
)
3038 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
3039 HeapFree( GetProcessHeap(), 0, physdev
);
3043 /**********************************************************************
3046 static INT
glxdrv_ExtEscape( PHYSDEV dev
, INT escape
, INT in_count
, LPCVOID in_data
,
3047 INT out_count
, LPVOID out_data
)
3049 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
3051 dev
= GET_NEXT_PHYSDEV( dev
, pExtEscape
);
3053 if (escape
== X11DRV_ESCAPE
&& in_data
&& in_count
>= sizeof(enum x11drv_escape_codes
))
3055 switch (*(const enum x11drv_escape_codes
*)in_data
)
3057 case X11DRV_SET_DRAWABLE
:
3058 if (in_count
>= sizeof(struct x11drv_escape_set_drawable
))
3060 const struct x11drv_escape_set_drawable
*data
= in_data
;
3061 physdev
->pixel_format
= pixelformat_from_fbconfig_id( data
->fbconfig_id
);
3062 physdev
->type
= data
->gl_type
;
3063 physdev
->drawable
= data
->gl_drawable
;
3064 physdev
->pixmap
= data
->pixmap
;
3065 TRACE( "SET_DRAWABLE hdc %p drawable %lx pf %u type %u\n",
3066 dev
->hdc
, physdev
->drawable
, physdev
->pixel_format
, physdev
->type
);
3069 case X11DRV_GET_DRAWABLE
:
3070 if (out_count
>= sizeof(struct x11drv_escape_get_drawable
))
3072 struct x11drv_escape_get_drawable
*data
= out_data
;
3073 data
->pixel_format
= physdev
->pixel_format
;
3074 data
->gl_type
= physdev
->type
;
3075 data
->gl_drawable
= physdev
->drawable
;
3076 data
->pixmap
= physdev
->pixmap
;
3079 case X11DRV_FLUSH_GL_DRAWABLE
:
3080 flush_gl_drawable( physdev
);
3086 return dev
->funcs
->pExtEscape( dev
, escape
, in_count
, in_data
, out_count
, out_data
);
3089 /**********************************************************************
3090 * glxdrv_wine_get_wgl_driver
3092 static struct opengl_funcs
* glxdrv_wine_get_wgl_driver( PHYSDEV dev
, UINT version
)
3094 if (version
!= WINE_WGL_DRIVER_VERSION
)
3096 ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version
, WINE_WGL_DRIVER_VERSION
);
3100 if (has_opengl()) return &opengl_funcs
;
3102 dev
= GET_NEXT_PHYSDEV( dev
, wine_get_wgl_driver
);
3103 return dev
->funcs
->wine_get_wgl_driver( dev
, version
);
3106 static const struct gdi_dc_funcs glxdrv_funcs
=
3108 NULL
, /* pAbortDoc */
3109 NULL
, /* pAbortPath */
3110 NULL
, /* pAlphaBlend */
3111 NULL
, /* pAngleArc */
3114 NULL
, /* pBeginPath */
3115 NULL
, /* pBlendImage */
3117 NULL
, /* pCloseFigure */
3118 glxdrv_CreateCompatibleDC
, /* pCreateCompatibleDC */
3119 glxdrv_CreateDC
, /* pCreateDC */
3120 glxdrv_DeleteDC
, /* pDeleteDC */
3121 NULL
, /* pDeleteObject */
3122 NULL
, /* pDeviceCapabilities */
3123 NULL
, /* pEllipse */
3125 NULL
, /* pEndPage */
3126 NULL
, /* pEndPath */
3127 NULL
, /* pEnumFonts */
3128 NULL
, /* pEnumICMProfiles */
3129 NULL
, /* pExcludeClipRect */
3130 NULL
, /* pExtDeviceMode */
3131 glxdrv_ExtEscape
, /* pExtEscape */
3132 NULL
, /* pExtFloodFill */
3133 NULL
, /* pExtSelectClipRgn */
3134 NULL
, /* pExtTextOut */
3135 NULL
, /* pFillPath */
3136 NULL
, /* pFillRgn */
3137 NULL
, /* pFlattenPath */
3138 NULL
, /* pFontIsLinked */
3139 NULL
, /* pFrameRgn */
3140 NULL
, /* pGdiComment */
3141 NULL
, /* pGdiRealizationInfo */
3142 NULL
, /* pGetBoundsRect */
3143 NULL
, /* pGetCharABCWidths */
3144 NULL
, /* pGetCharABCWidthsI */
3145 NULL
, /* pGetCharWidth */
3146 NULL
, /* pGetDeviceCaps */
3147 NULL
, /* pGetDeviceGammaRamp */
3148 NULL
, /* pGetFontData */
3149 NULL
, /* pGetFontUnicodeRanges */
3150 NULL
, /* pGetGlyphIndices */
3151 NULL
, /* pGetGlyphOutline */
3152 NULL
, /* pGetICMProfile */
3153 NULL
, /* pGetImage */
3154 NULL
, /* pGetKerningPairs */
3155 NULL
, /* pGetNearestColor */
3156 NULL
, /* pGetOutlineTextMetrics */
3157 NULL
, /* pGetPixel */
3158 NULL
, /* pGetSystemPaletteEntries */
3159 NULL
, /* pGetTextCharsetInfo */
3160 NULL
, /* pGetTextExtentExPoint */
3161 NULL
, /* pGetTextExtentExPointI */
3162 NULL
, /* pGetTextFace */
3163 NULL
, /* pGetTextMetrics */
3164 NULL
, /* pGradientFill */
3165 NULL
, /* pIntersectClipRect */
3166 NULL
, /* pInvertRgn */
3168 NULL
, /* pModifyWorldTransform */
3170 NULL
, /* pOffsetClipRgn */
3171 NULL
, /* pOffsetViewportOrg */
3172 NULL
, /* pOffsetWindowOrg */
3173 NULL
, /* pPaintRgn */
3176 NULL
, /* pPolyBezier */
3177 NULL
, /* pPolyBezierTo */
3178 NULL
, /* pPolyDraw */
3179 NULL
, /* pPolyPolygon */
3180 NULL
, /* pPolyPolyline */
3181 NULL
, /* pPolygon */
3182 NULL
, /* pPolyline */
3183 NULL
, /* pPolylineTo */
3184 NULL
, /* pPutImage */
3185 NULL
, /* pRealizeDefaultPalette */
3186 NULL
, /* pRealizePalette */
3187 NULL
, /* pRectangle */
3188 NULL
, /* pResetDC */
3189 NULL
, /* pRestoreDC */
3190 NULL
, /* pRoundRect */
3192 NULL
, /* pScaleViewportExt */
3193 NULL
, /* pScaleWindowExt */
3194 NULL
, /* pSelectBitmap */
3195 NULL
, /* pSelectBrush */
3196 NULL
, /* pSelectClipPath */
3197 NULL
, /* pSelectFont */
3198 NULL
, /* pSelectPalette */
3199 NULL
, /* pSelectPen */
3200 NULL
, /* pSetArcDirection */
3201 NULL
, /* pSetBkColor */
3202 NULL
, /* pSetBkMode */
3203 NULL
, /* pSetBoundsRect */
3204 NULL
, /* pSetDCBrushColor */
3205 NULL
, /* pSetDCPenColor */
3206 NULL
, /* pSetDIBitsToDevice */
3207 NULL
, /* pSetDeviceClipping */
3208 NULL
, /* pSetDeviceGammaRamp */
3209 NULL
, /* pSetLayout */
3210 NULL
, /* pSetMapMode */
3211 NULL
, /* pSetMapperFlags */
3212 NULL
, /* pSetPixel */
3213 NULL
, /* pSetPolyFillMode */
3214 NULL
, /* pSetROP2 */
3215 NULL
, /* pSetRelAbs */
3216 NULL
, /* pSetStretchBltMode */
3217 NULL
, /* pSetTextAlign */
3218 NULL
, /* pSetTextCharacterExtra */
3219 NULL
, /* pSetTextColor */
3220 NULL
, /* pSetTextJustification */
3221 NULL
, /* pSetViewportExt */
3222 NULL
, /* pSetViewportOrg */
3223 NULL
, /* pSetWindowExt */
3224 NULL
, /* pSetWindowOrg */
3225 NULL
, /* pSetWorldTransform */
3226 NULL
, /* pStartDoc */
3227 NULL
, /* pStartPage */
3228 NULL
, /* pStretchBlt */
3229 NULL
, /* pStretchDIBits */
3230 NULL
, /* pStrokeAndFillPath */
3231 NULL
, /* pStrokePath */
3232 glxdrv_SwapBuffers
, /* pSwapBuffers */
3233 NULL
, /* pUnrealizePalette */
3234 NULL
, /* pWidenPath */
3235 glxdrv_wine_get_wgl_driver
, /* wine_get_wgl_driver */
3236 GDI_PRIORITY_GRAPHICS_DRV
+ 20 /* priority */
3239 static struct opengl_funcs opengl_funcs
=
3242 glxdrv_wglCopyContext
, /* p_wglCopyContext */
3243 glxdrv_wglCreateContext
, /* p_wglCreateContext */
3244 glxdrv_wglDeleteContext
, /* p_wglDeleteContext */
3245 glxdrv_wglDescribePixelFormat
, /* p_wglDescribePixelFormat */
3246 glxdrv_wglGetPixelFormat
, /* p_wglGetPixelFormat */
3247 glxdrv_wglGetProcAddress
, /* p_wglGetProcAddress */
3248 glxdrv_wglMakeCurrent
, /* p_wglMakeCurrent */
3249 glxdrv_wglSetPixelFormat
, /* p_wglSetPixelFormat */
3250 glxdrv_wglShareLists
, /* p_wglShareLists */
3254 const struct gdi_dc_funcs
*get_glx_driver(void)
3256 return &glxdrv_funcs
;
3259 #else /* no OpenGL includes */
3261 const struct gdi_dc_funcs
*get_glx_driver(void)
3266 void mark_drawable_dirty(Drawable old
, Drawable
new)
3270 Drawable
create_glxpixmap(Display
*display
, XVisualInfo
*vis
, Pixmap parent
)
3276 BOOL
destroy_glxpixmap(Display
*display
, XID glxpixmap
)
3281 XVisualInfo
*visual_from_fbconfig_id( XID fbconfig_id
)
3286 #endif /* defined(SONAME_LIBGL) */