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 */
155 Drawable drawables
[2];
156 BOOL refresh_drawables
;
157 Pixmap pixmap
; /* pixmap for memory DCs */
158 GLXPixmap glxpixmap
; /* GLX pixmap for memory DCs */
159 SIZE pixmap_size
; /* pixmap size for memory DCs */
166 WineGLPixelFormat
* fmt
;
170 int use_render_texture
; /* This is also the internal texture format */
171 int texture_bind_target
;
173 GLint texture_format
;
174 GLuint texture_target
;
182 struct gdi_physdev dev
;
183 X11DRV_PDEVICE
*x11dev
;
184 enum dc_gl_type type
; /* type of GL device context */
187 Pixmap pixmap
; /* pixmap for a DL_GL_PIXMAP_WIN drawable */
190 static const struct gdi_dc_funcs glxdrv_funcs
;
192 static inline struct glx_physdev
*get_glxdrv_dev( PHYSDEV dev
)
194 return (struct glx_physdev
*)dev
;
197 static struct list context_list
= LIST_INIT( context_list
);
198 static struct WineGLInfo WineGLInfo
= { 0 };
199 static int use_render_texture_emulation
= 1;
200 static BOOL has_swap_control
;
201 static int swap_interval
= 1;
203 static struct opengl_funcs opengl_funcs
;
205 #define USE_GL_FUNC(name) #name,
206 static const char *opengl_func_names
[] = { ALL_WGL_FUNCS
};
209 static void X11DRV_WineGL_LoadExtensions(void);
210 static WineGLPixelFormat
* ConvertPixelFormatWGLtoGLX(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
, int *fmt_count
);
211 static BOOL
glxRequireVersion(int requiredVersion
);
213 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR
*ppfd
) {
214 TRACE(" - size / version : %d / %d\n", ppfd
->nSize
, ppfd
->nVersion
);
215 TRACE(" - dwFlags : ");
216 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
217 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DEPTH_DONTCARE
);
218 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER
);
219 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER_DONTCARE
);
220 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_WINDOW
);
221 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_BITMAP
);
222 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_ACCELERATED
);
223 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_FORMAT
);
224 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_PALETTE
);
225 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_SYSTEM_PALETTE
);
226 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO
);
227 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO_DONTCARE
);
228 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_GDI
);
229 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_OPENGL
);
230 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_COPY
);
231 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_EXCHANGE
);
232 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_LAYER_BUFFERS
);
233 /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition
234 * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */
235 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_COMPOSITION
);
239 TRACE(" - iPixelType : ");
240 switch (ppfd
->iPixelType
) {
241 case PFD_TYPE_RGBA
: TRACE("PFD_TYPE_RGBA"); break;
242 case PFD_TYPE_COLORINDEX
: TRACE("PFD_TYPE_COLORINDEX"); break;
246 TRACE(" - Color : %d\n", ppfd
->cColorBits
);
247 TRACE(" - Red : %d\n", ppfd
->cRedBits
);
248 TRACE(" - Green : %d\n", ppfd
->cGreenBits
);
249 TRACE(" - Blue : %d\n", ppfd
->cBlueBits
);
250 TRACE(" - Alpha : %d\n", ppfd
->cAlphaBits
);
251 TRACE(" - Accum : %d\n", ppfd
->cAccumBits
);
252 TRACE(" - Depth : %d\n", ppfd
->cDepthBits
);
253 TRACE(" - Stencil : %d\n", ppfd
->cStencilBits
);
254 TRACE(" - Aux : %d\n", ppfd
->cAuxBuffers
);
256 TRACE(" - iLayerType : ");
257 switch (ppfd
->iLayerType
) {
258 case PFD_MAIN_PLANE
: TRACE("PFD_MAIN_PLANE"); break;
259 case PFD_OVERLAY_PLANE
: TRACE("PFD_OVERLAY_PLANE"); break;
260 case (BYTE
)PFD_UNDERLAY_PLANE
: TRACE("PFD_UNDERLAY_PLANE"); break;
265 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
266 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
268 #define MAKE_FUNCPTR(f) static typeof(f) * p##f;
270 MAKE_FUNCPTR(glXChooseVisual
)
271 MAKE_FUNCPTR(glXCopyContext
)
272 MAKE_FUNCPTR(glXCreateContext
)
273 MAKE_FUNCPTR(glXCreateGLXPixmap
)
274 MAKE_FUNCPTR(glXGetCurrentContext
)
275 MAKE_FUNCPTR(glXGetCurrentDrawable
)
276 MAKE_FUNCPTR(glXDestroyContext
)
277 MAKE_FUNCPTR(glXDestroyGLXPixmap
)
278 MAKE_FUNCPTR(glXGetConfig
)
279 MAKE_FUNCPTR(glXIsDirect
)
280 MAKE_FUNCPTR(glXMakeCurrent
)
281 MAKE_FUNCPTR(glXSwapBuffers
)
282 MAKE_FUNCPTR(glXQueryExtension
)
283 MAKE_FUNCPTR(glXQueryVersion
)
286 MAKE_FUNCPTR(glXGetClientString
)
287 MAKE_FUNCPTR(glXQueryExtensionsString
)
288 MAKE_FUNCPTR(glXQueryServerString
)
291 MAKE_FUNCPTR(glXGetFBConfigs
)
292 MAKE_FUNCPTR(glXChooseFBConfig
)
293 MAKE_FUNCPTR(glXCreatePbuffer
)
294 MAKE_FUNCPTR(glXCreateNewContext
)
295 MAKE_FUNCPTR(glXDestroyPbuffer
)
296 MAKE_FUNCPTR(glXGetFBConfigAttrib
)
297 MAKE_FUNCPTR(glXGetVisualFromFBConfig
)
298 MAKE_FUNCPTR(glXMakeContextCurrent
)
299 MAKE_FUNCPTR(glXQueryDrawable
)
300 MAKE_FUNCPTR(glXGetCurrentReadDrawable
)
304 static GLXContext (*pglXCreateContextAttribsARB
)(Display
*dpy
, GLXFBConfig config
, GLXContext share_context
, Bool direct
, const int *attrib_list
);
305 static void* (*pglXGetProcAddressARB
)(const GLubyte
*);
306 static int (*pglXSwapIntervalSGI
)(int);
308 /* NV GLX Extension */
309 static void* (*pglXAllocateMemoryNV
)(GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
310 static void (*pglXFreeMemoryNV
)(GLvoid
*pointer
);
312 /* MESA GLX Extensions */
313 static void (*pglXCopySubBufferMESA
)(Display
*dpy
, GLXDrawable drawable
, int x
, int y
, int width
, int height
);
315 /* Standard OpenGL */
316 static void (*pglFinish
)(void);
317 static void (*pglFlush
)(void);
319 static void wglFinish(void);
320 static void wglFlush(void);
322 /* check if the extension is present in the list */
323 static BOOL
has_extension( const char *list
, const char *ext
)
325 size_t len
= strlen( ext
);
329 while (*list
== ' ') list
++;
330 if (!strncmp( list
, ext
, len
) && (!list
[len
] || list
[len
] == ' ')) return TRUE
;
331 list
= strchr( list
, ' ' );
336 static int GLXErrorHandler(Display
*dpy
, XErrorEvent
*event
, void *arg
)
338 /* In the future we might want to find the exact X or GLX error to report back to the app */
342 static BOOL infoInitialized
= FALSE
;
343 static BOOL
X11DRV_WineGL_InitOpenglInfo(void)
345 int screen
= DefaultScreen(gdi_display
);
346 Window win
= 0, root
= 0;
347 const char *gl_renderer
;
350 GLXContext ctx
= NULL
;
351 XSetWindowAttributes attr
;
353 int attribList
[] = {GLX_RGBA
, GLX_DOUBLEBUFFER
, None
};
357 infoInitialized
= TRUE
;
359 attr
.override_redirect
= True
;
360 attr
.colormap
= None
;
361 attr
.border_pixel
= 0;
365 vis
= pglXChooseVisual(gdi_display
, screen
, attribList
);
368 WORD old_fs
= wine_get_fs();
369 /* Create a GLX Context. Without one we can't query GL information */
370 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
371 if (wine_get_fs() != old_fs
)
373 wine_set_fs( old_fs
);
374 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
375 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
379 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
384 root
= RootWindow( gdi_display
, vis
->screen
);
385 if (vis
->visual
!= DefaultVisual( gdi_display
, vis
->screen
))
386 attr
.colormap
= XCreateColormap( gdi_display
, root
, vis
->visual
, AllocNone
);
387 if ((win
= XCreateWindow( gdi_display
, root
, -1, -1, 1, 1, 0, vis
->depth
, InputOutput
,
388 vis
->visual
, CWBorderPixel
| CWOverrideRedirect
| CWColormap
, &attr
)))
389 XMapWindow( gdi_display
, win
);
393 if(pglXMakeCurrent(gdi_display
, win
, ctx
) == 0)
395 ERR_(winediag
)( "Unable to activate OpenGL context, most likely your OpenGL drivers haven't been installed correctly\n" );
398 gl_renderer
= (const char *)opengl_funcs
.gl
.p_glGetString(GL_RENDERER
);
399 WineGLInfo
.glVersion
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_VERSION
);
400 str
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_EXTENSIONS
);
401 WineGLInfo
.glExtensions
= HeapAlloc(GetProcessHeap(), 0, strlen(str
)+1);
402 strcpy(WineGLInfo
.glExtensions
, str
);
404 /* Get the common GLX version supported by GLX client and server ( major/minor) */
405 pglXQueryVersion(gdi_display
, &WineGLInfo
.glxVersion
[0], &WineGLInfo
.glxVersion
[1]);
407 WineGLInfo
.glxServerVersion
= pglXQueryServerString(gdi_display
, screen
, GLX_VERSION
);
408 WineGLInfo
.glxServerVendor
= pglXQueryServerString(gdi_display
, screen
, GLX_VENDOR
);
409 WineGLInfo
.glxServerExtensions
= pglXQueryServerString(gdi_display
, screen
, GLX_EXTENSIONS
);
411 WineGLInfo
.glxClientVersion
= pglXGetClientString(gdi_display
, GLX_VERSION
);
412 WineGLInfo
.glxClientVendor
= pglXGetClientString(gdi_display
, GLX_VENDOR
);
413 WineGLInfo
.glxClientExtensions
= pglXGetClientString(gdi_display
, GLX_EXTENSIONS
);
415 WineGLInfo
.glxExtensions
= pglXQueryExtensionsString(gdi_display
, screen
);
416 WineGLInfo
.glxDirect
= pglXIsDirect(gdi_display
, ctx
);
418 TRACE("GL version : %s.\n", WineGLInfo
.glVersion
);
419 TRACE("GL renderer : %s.\n", gl_renderer
);
420 TRACE("GLX version : %d.%d.\n", WineGLInfo
.glxVersion
[0], WineGLInfo
.glxVersion
[1]);
421 TRACE("Server GLX version : %s.\n", WineGLInfo
.glxServerVersion
);
422 TRACE("Server GLX vendor: : %s.\n", WineGLInfo
.glxServerVendor
);
423 TRACE("Client GLX version : %s.\n", WineGLInfo
.glxClientVersion
);
424 TRACE("Client GLX vendor: : %s.\n", WineGLInfo
.glxClientVendor
);
425 TRACE("Direct rendering enabled: %s\n", WineGLInfo
.glxDirect
? "True" : "False");
427 if(!WineGLInfo
.glxDirect
)
429 int fd
= ConnectionNumber(gdi_display
);
430 struct sockaddr_un uaddr
;
431 unsigned int uaddrlen
= sizeof(struct sockaddr_un
);
433 /* In general indirect rendering on a local X11 server indicates a driver problem.
434 * Detect a local X11 server by checking whether the X11 socket is a Unix socket.
436 if(!getsockname(fd
, (struct sockaddr
*)&uaddr
, &uaddrlen
) && uaddr
.sun_family
== AF_UNIX
)
437 ERR_(winediag
)("Direct rendering is disabled, most likely your OpenGL drivers "
438 "haven't been installed correctly (using GL renderer %s, version %s).\n",
439 debugstr_a(gl_renderer
), debugstr_a(WineGLInfo
.glVersion
));
443 /* In general you would expect that if direct rendering is returned, that you receive hardware
444 * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
445 * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
446 * software rendering, it shows direct rendering.
448 * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
449 * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
450 * it shows 'Mesa X11'.
452 if(!strcmp(gl_renderer
, "Software Rasterizer") || !strcmp(gl_renderer
, "Mesa X11"))
453 ERR_(winediag
)("The Mesa OpenGL driver is using software rendering, most likely your OpenGL "
454 "drivers haven't been installed correctly (using GL renderer %s, version %s).\n",
455 debugstr_a(gl_renderer
), debugstr_a(WineGLInfo
.glVersion
));
462 pglXMakeCurrent(gdi_display
, None
, NULL
);
463 pglXDestroyContext(gdi_display
, ctx
);
465 if (win
!= root
) XDestroyWindow( gdi_display
, win
);
466 if (attr
.colormap
) XFreeColormap( gdi_display
, attr
.colormap
);
468 if (!ret
) ERR(" couldn't initialize OpenGL, expect problems\n");
472 static BOOL
has_opengl(void)
474 static int init_done
;
475 static void *opengl_handle
;
478 int error_base
, event_base
;
481 if (init_done
) return (opengl_handle
!= NULL
);
484 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
485 and include all dependencies */
486 opengl_handle
= wine_dlopen(SONAME_LIBGL
, RTLD_NOW
|RTLD_GLOBAL
, buffer
, sizeof(buffer
));
487 if (opengl_handle
== NULL
)
489 ERR( "Failed to load libGL: %s\n", buffer
);
490 ERR( "OpenGL support is disabled.\n");
494 for (i
= 0; i
< sizeof(opengl_func_names
)/sizeof(opengl_func_names
[0]); i
++)
496 if (!(((void **)&opengl_funcs
.gl
)[i
] = wine_dlsym( opengl_handle
, opengl_func_names
[i
], NULL
, 0 )))
498 ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names
[i
] );
503 /* redirect some standard OpenGL functions */
504 #define REDIRECT(func) \
505 do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0)
506 REDIRECT( glFinish
);
510 pglXGetProcAddressARB
= wine_dlsym(opengl_handle
, "glXGetProcAddressARB", NULL
, 0);
511 if (pglXGetProcAddressARB
== NULL
) {
512 ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n");
516 #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \
518 ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \
523 LOAD_FUNCPTR(glXChooseVisual
);
524 LOAD_FUNCPTR(glXCopyContext
);
525 LOAD_FUNCPTR(glXCreateContext
);
526 LOAD_FUNCPTR(glXCreateGLXPixmap
);
527 LOAD_FUNCPTR(glXGetCurrentContext
);
528 LOAD_FUNCPTR(glXGetCurrentDrawable
);
529 LOAD_FUNCPTR(glXDestroyContext
);
530 LOAD_FUNCPTR(glXDestroyGLXPixmap
);
531 LOAD_FUNCPTR(glXGetConfig
);
532 LOAD_FUNCPTR(glXIsDirect
);
533 LOAD_FUNCPTR(glXMakeCurrent
);
534 LOAD_FUNCPTR(glXSwapBuffers
);
535 LOAD_FUNCPTR(glXQueryExtension
);
536 LOAD_FUNCPTR(glXQueryVersion
);
539 LOAD_FUNCPTR(glXGetClientString
);
540 LOAD_FUNCPTR(glXQueryExtensionsString
);
541 LOAD_FUNCPTR(glXQueryServerString
);
544 LOAD_FUNCPTR(glXCreatePbuffer
);
545 LOAD_FUNCPTR(glXCreateNewContext
);
546 LOAD_FUNCPTR(glXDestroyPbuffer
);
547 LOAD_FUNCPTR(glXMakeContextCurrent
);
548 LOAD_FUNCPTR(glXGetCurrentReadDrawable
);
549 LOAD_FUNCPTR(glXGetFBConfigs
);
552 /* It doesn't matter if these fail. They'll only be used if the driver reports
553 the associated extension is available (and if a driver reports the extension
554 is available but fails to provide the functions, it's quite broken) */
555 #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f)
556 /* ARB GLX Extension */
557 LOAD_FUNCPTR(glXCreateContextAttribsARB
);
558 /* SGI GLX Extension */
559 LOAD_FUNCPTR(glXSwapIntervalSGI
);
560 /* NV GLX Extension */
561 LOAD_FUNCPTR(glXAllocateMemoryNV
);
562 LOAD_FUNCPTR(glXFreeMemoryNV
);
565 if(!X11DRV_WineGL_InitOpenglInfo()) goto failed
;
568 if (pglXQueryExtension(gdi_display
, &error_base
, &event_base
)) {
569 TRACE("GLX is up and running error_base = %d\n", error_base
);
572 ERR( "GLX extension is missing, disabling OpenGL.\n" );
576 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
577 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
580 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
581 * depends on the reported GLX client / server version and on the client / server extension list.
582 * Those don't have to be the same.
584 * In general the server GLX information lists the capabilities in case of indirect rendering.
585 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
586 * available and in that case the client GLX informat can be used.
587 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
588 * in the GLX version/extension list. When a program does this it works for certain for both
589 * direct and indirect rendering.
591 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
592 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
593 * extension list which causes this extension not to be listed. (Wine requires this extension).
594 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
595 * pbuffers is around.
597 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
598 * the ATI drivers and from then on use GLX client information for them.
601 if(glxRequireVersion(3)) {
602 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
603 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
604 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
605 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
606 } else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_fbconfig")) {
607 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfigSGIX");
608 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttribSGIX");
609 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfigSGIX");
611 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
612 * enable this function when the Xserver understand GLX 1.3 or newer
614 pglXQueryDrawable
= NULL
;
615 } else if(strcmp("ATI", WineGLInfo
.glxClientVendor
) == 0) {
616 TRACE("Overriding ATI GLX capabilities!\n");
617 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
618 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
619 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
620 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
622 /* Use client GLX information in case of the ATI drivers. We override the
623 * capabilities over here and not somewhere else as ATI might better their
624 * life in the future. In case they release proper drivers this block of
625 * code won't be called. */
626 WineGLInfo
.glxExtensions
= WineGLInfo
.glxClientExtensions
;
628 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo
.glxServerVersion
);
631 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_copy_sub_buffer")) {
632 pglXCopySubBufferMESA
= pglXGetProcAddressARB((const GLubyte
*) "glXCopySubBufferMESA");
635 X11DRV_WineGL_LoadExtensions();
641 wine_dlclose(opengl_handle
, NULL
, 0);
642 opengl_handle
= NULL
;
646 static int describeContext( struct wgl_context
*ctx
) {
649 TRACE(" Context %p have (vis:%p):\n", ctx
, ctx
->vis
);
650 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_FBCONFIG_ID
, &tmp
);
651 TRACE(" - FBCONFIG_ID 0x%x\n", tmp
);
652 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_VISUAL_ID
, &tmp
);
653 TRACE(" - VISUAL_ID 0x%x\n", tmp
);
658 static int ConvertAttribWGLtoGLX(const int* iWGLAttr
, int* oGLXAttr
, struct wgl_pbuffer
* pbuf
) {
663 int nvfloatattrib
= GLX_DONT_CARE
;
664 int pixelattrib
= GLX_DONT_CARE
;
666 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
667 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
668 while (iWGLAttr
&& 0 != iWGLAttr
[cur
]) {
669 TRACE("pAttr[%d] = %x\n", cur
, iWGLAttr
[cur
]);
671 switch (iWGLAttr
[cur
]) {
672 case WGL_AUX_BUFFERS_ARB
:
673 pop
= iWGLAttr
[++cur
];
674 PUSH2(oGLXAttr
, GLX_AUX_BUFFERS
, pop
);
675 TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur
, pop
);
677 case WGL_COLOR_BITS_ARB
:
678 pop
= iWGLAttr
[++cur
];
679 PUSH2(oGLXAttr
, GLX_BUFFER_SIZE
, pop
);
680 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur
, pop
);
682 case WGL_BLUE_BITS_ARB
:
683 pop
= iWGLAttr
[++cur
];
684 PUSH2(oGLXAttr
, GLX_BLUE_SIZE
, pop
);
685 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur
, pop
);
687 case WGL_RED_BITS_ARB
:
688 pop
= iWGLAttr
[++cur
];
689 PUSH2(oGLXAttr
, GLX_RED_SIZE
, pop
);
690 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur
, pop
);
692 case WGL_GREEN_BITS_ARB
:
693 pop
= iWGLAttr
[++cur
];
694 PUSH2(oGLXAttr
, GLX_GREEN_SIZE
, pop
);
695 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur
, pop
);
697 case WGL_ALPHA_BITS_ARB
:
698 pop
= iWGLAttr
[++cur
];
699 PUSH2(oGLXAttr
, GLX_ALPHA_SIZE
, pop
);
700 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur
, pop
);
702 case WGL_DEPTH_BITS_ARB
:
703 pop
= iWGLAttr
[++cur
];
704 PUSH2(oGLXAttr
, GLX_DEPTH_SIZE
, pop
);
705 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur
, pop
);
707 case WGL_STENCIL_BITS_ARB
:
708 pop
= iWGLAttr
[++cur
];
709 PUSH2(oGLXAttr
, GLX_STENCIL_SIZE
, pop
);
710 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur
, pop
);
712 case WGL_DOUBLE_BUFFER_ARB
:
713 pop
= iWGLAttr
[++cur
];
714 PUSH2(oGLXAttr
, GLX_DOUBLEBUFFER
, pop
);
715 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur
, pop
);
718 pop
= iWGLAttr
[++cur
];
719 PUSH2(oGLXAttr
, GLX_STEREO
, pop
);
720 TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur
, pop
);
723 case WGL_PIXEL_TYPE_ARB
:
724 pop
= iWGLAttr
[++cur
];
725 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur
, pop
);
727 case WGL_TYPE_COLORINDEX_ARB
: pixelattrib
= GLX_COLOR_INDEX_BIT
; break ;
728 case WGL_TYPE_RGBA_ARB
: pixelattrib
= GLX_RGBA_BIT
; break ;
729 /* 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 */
730 case WGL_TYPE_RGBA_FLOAT_ATI
: pixelattrib
= GLX_RGBA_FLOAT_BIT
; break ;
731 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
: pixelattrib
= GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
; break ;
733 ERR("unexpected PixelType(%x)\n", pop
);
738 case WGL_SUPPORT_GDI_ARB
:
739 /* This flag is set in a WineGLPixelFormat */
740 pop
= iWGLAttr
[++cur
];
741 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur
, pop
);
744 case WGL_DRAW_TO_BITMAP_ARB
:
745 /* This flag is set in a WineGLPixelFormat */
746 pop
= iWGLAttr
[++cur
];
747 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur
, pop
);
750 case WGL_DRAW_TO_WINDOW_ARB
:
751 pop
= iWGLAttr
[++cur
];
752 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur
, pop
);
753 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
755 drawattrib
|= GLX_WINDOW_BIT
;
759 case WGL_DRAW_TO_PBUFFER_ARB
:
760 pop
= iWGLAttr
[++cur
];
761 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur
, pop
);
762 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
764 drawattrib
|= GLX_PBUFFER_BIT
;
768 case WGL_ACCELERATION_ARB
:
769 /* This flag is set in a WineGLPixelFormat */
770 pop
= iWGLAttr
[++cur
];
771 TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur
, pop
);
774 case WGL_SUPPORT_OPENGL_ARB
:
775 pop
= iWGLAttr
[++cur
];
776 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
777 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur
, pop
);
780 case WGL_SWAP_METHOD_ARB
:
781 pop
= iWGLAttr
[++cur
];
782 /* For now we ignore this and just return SWAP_EXCHANGE */
783 TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur
, pop
);
786 case WGL_PBUFFER_LARGEST_ARB
:
787 pop
= iWGLAttr
[++cur
];
788 PUSH2(oGLXAttr
, GLX_LARGEST_PBUFFER
, pop
);
789 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur
, pop
);
792 case WGL_SAMPLE_BUFFERS_ARB
:
793 pop
= iWGLAttr
[++cur
];
794 PUSH2(oGLXAttr
, GLX_SAMPLE_BUFFERS_ARB
, pop
);
795 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur
, pop
);
798 case WGL_SAMPLES_ARB
:
799 pop
= iWGLAttr
[++cur
];
800 PUSH2(oGLXAttr
, GLX_SAMPLES_ARB
, pop
);
801 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur
, pop
);
804 case WGL_TEXTURE_FORMAT_ARB
:
805 case WGL_TEXTURE_TARGET_ARB
:
806 case WGL_MIPMAP_TEXTURE_ARB
:
807 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr
[cur
], iWGLAttr
[cur
+ 1]);
808 pop
= iWGLAttr
[++cur
];
810 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr
[cur
]);
812 if (!use_render_texture_emulation
) {
813 if (WGL_NO_TEXTURE_ARB
!= pop
) {
814 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr
[cur
]);
815 return -1; /** error: don't support it */
817 drawattrib
|= GLX_PBUFFER_BIT
;
821 case WGL_FLOAT_COMPONENTS_NV
:
822 nvfloatattrib
= iWGLAttr
[++cur
];
823 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur
, nvfloatattrib
);
825 case WGL_BIND_TO_TEXTURE_DEPTH_NV
:
826 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
827 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
828 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV
:
829 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV
:
830 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV
:
831 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV
:
832 pop
= iWGLAttr
[++cur
];
833 /** cannot be converted, see direct handling on
834 * - wglGetPixelFormatAttribivARB
835 * TODO: wglChoosePixelFormat
838 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
839 pop
= iWGLAttr
[++cur
];
840 PUSH2(oGLXAttr
, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
, pop
);
841 TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur
, pop
);
844 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
845 pop
= iWGLAttr
[++cur
];
846 PUSH2(oGLXAttr
, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
, pop
);
847 TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur
, pop
);
850 FIXME("unsupported %x WGL Attribute\n", iWGLAttr
[cur
]);
856 /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through
857 * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that
858 * pixmap and pbuffer formats appear as well. */
859 if (!drawattrib
) drawattrib
= GLX_DONT_CARE
;
860 PUSH2(oGLXAttr
, GLX_DRAWABLE_TYPE
, drawattrib
);
861 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib
);
863 /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB
864 * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to
865 * GLX_DONT_CARE unless it is overridden. */
866 PUSH2(oGLXAttr
, GLX_RENDER_TYPE
, pixelattrib
);
867 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib
);
869 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
870 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer")) {
871 PUSH2(oGLXAttr
, GLX_FLOAT_COMPONENTS_NV
, nvfloatattrib
);
872 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib
);
878 static int get_render_type_from_fbconfig(Display
*display
, GLXFBConfig fbconfig
)
880 int render_type
=0, render_type_bit
;
881 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_RENDER_TYPE
, &render_type_bit
);
882 switch(render_type_bit
)
885 render_type
= GLX_RGBA_TYPE
;
887 case GLX_COLOR_INDEX_BIT
:
888 render_type
= GLX_COLOR_INDEX_TYPE
;
890 case GLX_RGBA_FLOAT_BIT
:
891 render_type
= GLX_RGBA_FLOAT_TYPE
;
893 case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
:
894 render_type
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
897 ERR("Unknown render_type: %x\n", render_type_bit
);
902 /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */
903 static BOOL
check_fbconfig_bitmap_capability(Display
*display
, GLXFBConfig fbconfig
)
906 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_DOUBLEBUFFER
, &dbuf
);
907 pglXGetFBConfigAttrib(gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
909 /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have
910 * the GLX_PIXMAP_BIT set. */
911 return !dbuf
&& (value
& GLX_PIXMAP_BIT
);
914 static WineGLPixelFormat
*get_formats(Display
*display
, int *size_ret
, int *onscreen_size_ret
)
916 static WineGLPixelFormat
*list
;
917 static int size
, onscreen_size
;
919 int fmt_id
, nCfgs
, i
, run
, bmp_formats
;
921 XVisualInfo
*visinfo
;
926 cfgs
= pglXGetFBConfigs(display
, DefaultScreen(display
), &nCfgs
);
927 if (NULL
== cfgs
|| 0 == nCfgs
) {
928 if(cfgs
!= NULL
) XFree(cfgs
);
930 ERR("glXChooseFBConfig returns NULL\n");
934 /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer.
935 * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite).
936 * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated)
937 * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps.
939 * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats.
941 for(i
=0, bmp_formats
=0; i
<nCfgs
; i
++)
943 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
946 TRACE("Found %d bitmap capable fbconfigs\n", bmp_formats
);
948 list
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, (nCfgs
+ bmp_formats
)*sizeof(WineGLPixelFormat
));
950 /* Fill the pixel format list. Put onscreen formats at the top and offscreen ones at the bottom.
951 * Do this as GLX doesn't guarantee that the list is sorted */
952 for(run
=0; run
< 2; run
++)
954 for(i
=0; i
<nCfgs
; i
++) {
955 pglXGetFBConfigAttrib(display
, cfgs
[i
], GLX_FBCONFIG_ID
, &fmt_id
);
956 visinfo
= pglXGetVisualFromFBConfig(display
, cfgs
[i
]);
958 /* The first run we only add onscreen formats (ones which have an associated X Visual).
959 * The second run we only set offscreen formats. */
962 /* We implement child window rendering using offscreen buffers (using composite or an XPixmap).
963 * The contents is copied to the destination using XCopyArea. For the copying to work
964 * the depth of the source and destination window should be the same. In general this should
965 * not be a problem for OpenGL as drivers only advertise formats with a similar depth (or no depth).
966 * As of the introduction of composition managers at least Nvidia now also offers ARGB visuals
967 * with a depth of 32 in addition to the default 24 bit. In order to prevent BadMatch errors we only
968 * list formats with the same depth. */
969 if(visinfo
->depth
!= screen_depth
)
975 TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
976 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
977 list
[size
].fbconfig
= cfgs
[i
];
978 list
[size
].fmt_id
= fmt_id
;
979 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
980 list
[size
].offscreenOnly
= FALSE
;
981 list
[size
].dwFlags
= 0;
985 /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */
986 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
988 TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
989 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
990 list
[size
].fbconfig
= cfgs
[i
];
991 list
[size
].fmt_id
= fmt_id
;
992 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
993 list
[size
].offscreenOnly
= FALSE
;
994 list
[size
].dwFlags
= PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
| PFD_GENERIC_FORMAT
;
998 } else if(run
&& !visinfo
) {
999 int window_drawable
=0;
1000 pglXGetFBConfigAttrib(gdi_display
, cfgs
[i
], GLX_DRAWABLE_TYPE
, &window_drawable
);
1002 /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual.
1003 * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats
1004 * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will
1005 * likely make our child window opengl rendering more complicated since likely you can't use
1006 * XCopyArea on a GLX Window.
1007 * For now ignore fbconfigs which are window drawable but lack a visual. */
1008 if(window_drawable
& GLX_WINDOW_BIT
)
1010 TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id
);
1014 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1015 list
[size
].iPixelFormat
= size
+1; /* The index starts at 1 */
1016 list
[size
].fbconfig
= cfgs
[i
];
1017 list
[size
].fmt_id
= fmt_id
;
1018 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1019 list
[size
].offscreenOnly
= TRUE
;
1020 list
[size
].dwFlags
= 0;
1024 if (visinfo
) XFree(visinfo
);
1031 if (size_ret
) *size_ret
= size
;
1032 if (onscreen_size_ret
) *onscreen_size_ret
= onscreen_size
;
1033 wine_tsx11_unlock();
1037 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
1038 * In our WGL implementation we only support a subset of these formats namely the format of
1039 * Wine's main visual and offscreen formats (if they are available).
1040 * This function converts a WGL format to its corresponding GLX one. It returns a WineGLPixelFormat
1041 * and it returns the number of supported WGL formats in fmt_count.
1043 static WineGLPixelFormat
* ConvertPixelFormatWGLtoGLX(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
, int *fmt_count
)
1045 WineGLPixelFormat
*list
, *res
= NULL
;
1046 int size
, onscreen_size
;
1048 if (!(list
= get_formats(display
, &size
, &onscreen_size
))) return NULL
;
1050 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
1051 * iPixelFormat in case of probing the number of pixelformats.
1053 if((iPixelFormat
> 0) && (iPixelFormat
<= size
) &&
1054 (!list
[iPixelFormat
-1].offscreenOnly
|| AllowOffscreen
)) {
1055 res
= &list
[iPixelFormat
-1];
1056 TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n", res
->fmt_id
, iPixelFormat
);
1062 *fmt_count
= onscreen_size
;
1064 TRACE("Number of returned pixelformats=%d\n", *fmt_count
);
1069 /* Search our internal pixelformat list for the WGL format corresponding to the given fbconfig */
1070 static WineGLPixelFormat
* ConvertPixelFormatGLXtoWGL(Display
*display
, int fmt_id
, DWORD dwFlags
)
1072 WineGLPixelFormat
*list
;
1075 if (!(list
= get_formats(display
, &size
, NULL
))) return NULL
;
1077 for(i
=0; i
<size
; i
++) {
1078 /* A GLX format can appear multiple times in the pixel format list due to fake formats for bitmap rendering.
1079 * Fake formats might get selected when the user passes the proper flags using the dwFlags parameter. */
1080 if( (list
[i
].fmt_id
== fmt_id
) && ((list
[i
].dwFlags
& dwFlags
) == dwFlags
) ) {
1081 TRACE("Returning iPixelFormat %d for fmt_id 0x%x\n", list
[i
].iPixelFormat
, fmt_id
);
1085 TRACE("No compatible format found for fmt_id 0x%x\n", fmt_id
);
1089 static int pixelformat_from_fbconfig_id(XID fbconfig_id
)
1091 WineGLPixelFormat
*fmt
;
1093 if (!fbconfig_id
) return 0;
1095 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fbconfig_id
, 0 /* no flags */);
1097 return fmt
->iPixelFormat
;
1098 /* This will happen on hwnds without a pixel format set; it's ok */
1103 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
1104 void mark_drawable_dirty(Drawable old
, Drawable
new)
1106 struct wgl_context
*ctx
;
1107 LIST_FOR_EACH_ENTRY( ctx
, &context_list
, struct wgl_context
, entry
)
1109 if (old
== ctx
->drawables
[0]) {
1110 ctx
->drawables
[0] = new;
1111 ctx
->refresh_drawables
= TRUE
;
1113 if (old
== ctx
->drawables
[1]) {
1114 ctx
->drawables
[1] = new;
1115 ctx
->refresh_drawables
= TRUE
;
1120 /* Given the current context, make sure its drawable is sync'd */
1121 static inline void sync_context(struct wgl_context
*context
)
1123 if(context
&& context
->refresh_drawables
) {
1124 if (glxRequireVersion(3))
1125 pglXMakeContextCurrent(gdi_display
, context
->drawables
[0],
1126 context
->drawables
[1], context
->ctx
);
1128 pglXMakeCurrent(gdi_display
, context
->drawables
[0], context
->ctx
);
1129 context
->refresh_drawables
= FALSE
;
1134 static GLXContext
create_glxcontext(Display
*display
, struct wgl_context
*context
, GLXContext shareList
)
1138 /* We use indirect rendering for rendering to bitmaps. See get_formats for a comment about this. */
1139 BOOL indirect
= (context
->fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
) ? FALSE
: TRUE
;
1141 if(context
->gl3_context
)
1143 if(context
->numAttribs
)
1144 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, indirect
, context
->attribList
);
1146 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, indirect
, NULL
);
1148 else if(context
->vis
)
1149 ctx
= pglXCreateContext(gdi_display
, context
->vis
, shareList
, indirect
);
1150 else /* Create a GLX Context for a pbuffer */
1151 ctx
= pglXCreateNewContext(gdi_display
, context
->fmt
->fbconfig
, context
->fmt
->render_type
, shareList
, TRUE
);
1157 Drawable
create_glxpixmap(Display
*display
, XVisualInfo
*vis
, Pixmap parent
)
1159 return pglXCreateGLXPixmap(display
, vis
, parent
);
1164 * glxdrv_DescribePixelFormat
1166 * Get the pixel-format descriptor associated to the given id
1168 static int glxdrv_DescribePixelFormat(PHYSDEV dev
, int iPixelFormat
,
1169 UINT nBytes
, PIXELFORMATDESCRIPTOR
*ppfd
)
1171 /*XVisualInfo *vis;*/
1174 WineGLPixelFormat
*fmt
;
1178 if (!has_opengl()) return 0;
1180 TRACE("(%p,%d,%d,%p)\n", dev
->hdc
, iPixelFormat
, nBytes
, ppfd
);
1182 /* 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 */
1183 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */, &fmt_count
);
1185 /* The application is only querying the number of pixelformats */
1187 } else if(fmt
== NULL
) {
1188 WARN("unexpected iPixelFormat(%d): not >=1 and <=nFormats(%d), returning NULL!\n", iPixelFormat
, fmt_count
);
1192 if (nBytes
< sizeof(PIXELFORMATDESCRIPTOR
)) {
1193 ERR("Wrong structure size !\n");
1194 /* Should set error */
1200 memset(ppfd
, 0, sizeof(PIXELFORMATDESCRIPTOR
));
1201 ppfd
->nSize
= sizeof(PIXELFORMATDESCRIPTOR
);
1204 /* These flags are always the same... */
1205 ppfd
->dwFlags
= PFD_SUPPORT_OPENGL
;
1206 /* Now the flags extracted from the Visual */
1210 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1211 if(value
& GLX_WINDOW_BIT
)
1212 ppfd
->dwFlags
|= PFD_DRAW_TO_WINDOW
;
1214 /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info)
1215 * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a
1216 * 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
1217 * offered the GDI bit either. */
1218 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
);
1220 /* PFD_GENERIC_FORMAT - gdi software rendering
1221 * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl)
1222 * none set - full hardware accelerated by a ICD
1224 * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */
1225 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_GENERIC_FORMAT
| PFD_GENERIC_ACCELERATED
);
1227 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DOUBLEBUFFER
, &value
);
1229 ppfd
->dwFlags
|= PFD_DOUBLEBUFFER
;
1230 ppfd
->dwFlags
&= ~PFD_SUPPORT_GDI
;
1232 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STEREO
, &value
); if (value
) ppfd
->dwFlags
|= PFD_STEREO
;
1235 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RENDER_TYPE
, &value
);
1236 if (value
& GLX_RGBA_BIT
)
1237 ppfd
->iPixelType
= PFD_TYPE_RGBA
;
1239 ppfd
->iPixelType
= PFD_TYPE_COLORINDEX
;
1242 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BUFFER_SIZE
, &value
);
1243 ppfd
->cColorBits
= value
;
1245 /* Red, green, blue and alpha bits / shifts */
1246 if (ppfd
->iPixelType
== PFD_TYPE_RGBA
) {
1247 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RED_SIZE
, &rb
);
1248 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_GREEN_SIZE
, &gb
);
1249 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BLUE_SIZE
, &bb
);
1250 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ALPHA_SIZE
, &ab
);
1252 ppfd
->cRedBits
= rb
;
1253 ppfd
->cRedShift
= gb
+ bb
+ ab
;
1254 ppfd
->cBlueBits
= bb
;
1255 ppfd
->cBlueShift
= ab
;
1256 ppfd
->cGreenBits
= gb
;
1257 ppfd
->cGreenShift
= bb
+ ab
;
1258 ppfd
->cAlphaBits
= ab
;
1259 ppfd
->cAlphaShift
= 0;
1262 ppfd
->cRedShift
= 0;
1263 ppfd
->cBlueBits
= 0;
1264 ppfd
->cBlueShift
= 0;
1265 ppfd
->cGreenBits
= 0;
1266 ppfd
->cGreenShift
= 0;
1267 ppfd
->cAlphaBits
= 0;
1268 ppfd
->cAlphaShift
= 0;
1271 /* Accum RGBA bits */
1272 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &rb
);
1273 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &gb
);
1274 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &bb
);
1275 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &ab
);
1277 ppfd
->cAccumBits
= rb
+gb
+bb
+ab
;
1278 ppfd
->cAccumRedBits
= rb
;
1279 ppfd
->cAccumGreenBits
= gb
;
1280 ppfd
->cAccumBlueBits
= bb
;
1281 ppfd
->cAccumAlphaBits
= ab
;
1284 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_AUX_BUFFERS
, &value
);
1285 ppfd
->cAuxBuffers
= value
;
1288 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DEPTH_SIZE
, &value
);
1289 ppfd
->cDepthBits
= value
;
1292 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STENCIL_SIZE
, &value
);
1293 ppfd
->cStencilBits
= value
;
1295 wine_tsx11_unlock();
1297 ppfd
->iLayerType
= PFD_MAIN_PLANE
;
1299 if (TRACE_ON(wgl
)) {
1300 dump_PIXELFORMATDESCRIPTOR(ppfd
);
1306 /***********************************************************************
1307 * glxdrv_wglGetPixelFormat
1309 static int glxdrv_wglGetPixelFormat( HDC hdc
)
1311 struct x11drv_escape_get_drawable escape
;
1312 WineGLPixelFormat
*fmt
;
1315 TRACE( "(%p)\n", hdc
);
1317 escape
.code
= X11DRV_GET_DRAWABLE
;
1318 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1319 sizeof(escape
), (LPSTR
)&escape
))
1322 if (!escape
.pixel_format
) return 0; /* not set yet */
1324 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
, &tmp
);
1327 ERR("Unable to find a WineGLPixelFormat for iPixelFormat=%d\n", escape
.pixel_format
);
1330 if (fmt
->offscreenOnly
)
1332 /* Offscreen formats can't be used with traditional WGL calls.
1333 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1334 TRACE("Returning iPixelFormat=1 for offscreen format: %d\n", fmt
->iPixelFormat
);
1337 TRACE("(%p): returns %d\n", hdc
, escape
.pixel_format
);
1338 return escape
.pixel_format
;
1341 /***********************************************************************
1342 * glxdrv_SetPixelFormat
1344 static BOOL
glxdrv_SetPixelFormat(PHYSDEV dev
, int iPixelFormat
, const PIXELFORMATDESCRIPTOR
*ppfd
)
1346 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
1347 WineGLPixelFormat
*fmt
;
1351 TRACE("(%p,%d,%p)\n", dev
->hdc
, iPixelFormat
, ppfd
);
1353 if (!has_opengl()) return FALSE
;
1355 if(physdev
->pixel_format
) /* cannot change it if already set */
1356 return (physdev
->pixel_format
== iPixelFormat
);
1358 /* SetPixelFormat is not allowed on the X root_window e.g. GetDC(0) */
1359 if(physdev
->x11dev
->drawable
== root_window
)
1361 ERR("Invalid operation on root_window\n");
1365 /* Check if iPixelFormat is in our list of supported formats to see if it is supported. */
1366 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */, &value
);
1368 ERR("Invalid iPixelFormat: %d\n", iPixelFormat
);
1373 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1374 wine_tsx11_unlock();
1376 hwnd
= WindowFromDC(physdev
->dev
.hdc
);
1378 if(!(value
&GLX_WINDOW_BIT
)) {
1379 WARN("Pixel format %d is not compatible for window rendering\n", iPixelFormat
);
1383 if(!SendMessageW(hwnd
, WM_X11DRV_SET_WIN_FORMAT
, fmt
->fmt_id
, 0)) {
1384 ERR("Couldn't set format of the window, returning failure\n");
1387 /* physDev->current_pf will be set by the DCE update */
1389 else if (GetObjectType( physdev
->dev
.hdc
) == OBJ_MEMDC
) {
1390 if(!(value
&GLX_PIXMAP_BIT
)) {
1391 WARN("Pixel format %d is not compatible for bitmap rendering\n", iPixelFormat
);
1395 physdev
->pixel_format
= iPixelFormat
;
1396 physdev
->type
= DC_GL_BITMAP
;
1399 FIXME("called on a non-window, non-bitmap object?\n");
1402 if (TRACE_ON(wgl
)) {
1406 gl_test
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_FBCONFIG_ID
, &value
);
1408 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
1410 TRACE(" FBConfig have :\n");
1411 TRACE(" - FBCONFIG_ID 0x%x\n", value
);
1412 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_VISUAL_ID
, &value
);
1413 TRACE(" - VISUAL_ID 0x%x\n", value
);
1414 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1415 TRACE(" - DRAWABLE_TYPE 0x%x\n", value
);
1417 wine_tsx11_unlock();
1422 /***********************************************************************
1423 * glxdrv_wglCopyContext
1425 static BOOL
glxdrv_wglCopyContext(struct wgl_context
*src
, struct wgl_context
*dst
, UINT mask
)
1427 TRACE("%p -> %p mask %#x\n", src
, dst
, mask
);
1430 pglXCopyContext(gdi_display
, src
->ctx
, dst
->ctx
, mask
);
1431 wine_tsx11_unlock();
1433 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1437 /***********************************************************************
1438 * glxdrv_wglCreateContext
1440 static struct wgl_context
*glxdrv_wglCreateContext( HDC hdc
)
1442 struct x11drv_escape_get_drawable escape
;
1443 struct wgl_context
*ret
;
1444 WineGLPixelFormat
*fmt
;
1447 TRACE( "(%p)\n", hdc
);
1449 escape
.code
= X11DRV_GET_DRAWABLE
;
1450 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1451 sizeof(escape
), (LPSTR
)&escape
))
1454 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
/* Offscreen */, &fmt_count
);
1455 /* We can render using the iPixelFormat (1) of Wine's Main visual AND using some offscreen formats.
1456 * Note that standard WGL-calls don't recognize offscreen-only formats. For that reason pbuffers
1457 * use a sort of 'proxy' HDC (wglGetPbufferDCARB).
1458 * If this fails something is very wrong on the system. */
1460 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape
.pixel_format
);
1461 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1465 if (!(ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
)))) return 0;
1469 ret
->has_been_current
= FALSE
;
1470 ret
->sharing
= FALSE
;
1473 ret
->vis
= pglXGetVisualFromFBConfig(gdi_display
, fmt
->fbconfig
);
1474 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1475 list_add_head( &context_list
, &ret
->entry
);
1476 wine_tsx11_unlock();
1478 TRACE(" creating context %p (GL context creation delayed)\n", ret
);
1482 /***********************************************************************
1483 * glxdrv_wglDeleteContext
1485 static void glxdrv_wglDeleteContext(struct wgl_context
*ctx
)
1487 TRACE("(%p)\n", ctx
);
1490 list_remove( &ctx
->entry
);
1491 if (ctx
->ctx
) pglXDestroyContext( gdi_display
, ctx
->ctx
);
1492 if (ctx
->glxpixmap
) pglXDestroyGLXPixmap( gdi_display
, ctx
->glxpixmap
);
1493 if (ctx
->pixmap
) XFreePixmap( gdi_display
, ctx
->pixmap
);
1494 if (ctx
->vis
) XFree( ctx
->vis
);
1495 wine_tsx11_unlock();
1497 HeapFree( GetProcessHeap(), 0, ctx
);
1501 * X11DRV_wglGetCurrentReadDCARB
1503 * For OpenGL32 wglGetCurrentReadDCARB.
1505 static HDC
X11DRV_wglGetCurrentReadDCARB(void)
1508 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
1510 if (ctx
) ret
= ctx
->read_hdc
;
1512 TRACE(" returning %p (GL drawable %lu)\n", ret
, ctx
? ctx
->drawables
[1] : 0);
1516 /***********************************************************************
1517 * glxdrv_wglGetProcAddress
1519 static PROC
glxdrv_wglGetProcAddress(LPCSTR lpszProc
)
1521 if (!strncmp(lpszProc
, "wgl", 3)) return NULL
;
1522 return pglXGetProcAddressARB((const GLubyte
*)lpszProc
);
1525 static GLXPixmap
get_context_pixmap( HDC hdc
, struct wgl_context
*ctx
)
1531 GetObjectW( GetCurrentObject( hdc
, OBJ_BITMAP
), sizeof(bmp
), &bmp
);
1534 ctx
->pixmap
= XCreatePixmap( gdi_display
, root_window
,
1535 bmp
.bmWidth
, bmp
.bmHeight
, ctx
->vis
->depth
);
1536 ctx
->glxpixmap
= pglXCreateGLXPixmap( gdi_display
, ctx
->vis
, ctx
->pixmap
);
1537 wine_tsx11_unlock();
1538 ctx
->pixmap_size
.cx
= bmp
.bmWidth
;
1539 ctx
->pixmap_size
.cy
= bmp
.bmHeight
;
1541 return ctx
->glxpixmap
;
1544 /***********************************************************************
1545 * glxdrv_wglMakeCurrent
1547 static BOOL
glxdrv_wglMakeCurrent(HDC hdc
, struct wgl_context
*ctx
)
1550 struct x11drv_escape_get_drawable escape
;
1552 TRACE("(%p,%p)\n", hdc
, ctx
);
1557 ret
= pglXMakeCurrent(gdi_display
, None
, NULL
);
1558 wine_tsx11_unlock();
1559 NtCurrentTeb()->glContext
= NULL
;
1563 escape
.code
= X11DRV_GET_DRAWABLE
;
1564 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1565 sizeof(escape
), (LPSTR
)&escape
))
1568 if (!escape
.pixel_format
)
1570 WARN("Trying to use an invalid drawable\n");
1571 SetLastError(ERROR_INVALID_HANDLE
);
1574 if (ctx
->fmt
->iPixelFormat
!= escape
.pixel_format
)
1576 WARN( "mismatched pixel format hdc %p %u ctx %p %u\n",
1577 hdc
, escape
.pixel_format
, ctx
, ctx
->fmt
->iPixelFormat
);
1578 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1583 if (escape
.gl_type
== DC_GL_BITMAP
) escape
.gl_drawable
= get_context_pixmap( hdc
, ctx
);
1587 if (TRACE_ON(wgl
)) {
1589 pglXGetFBConfigAttrib(gdi_display
, ctx
->fmt
->fbconfig
, GLX_VISUAL_ID
, &vis_id
);
1590 describeContext(ctx
);
1591 TRACE("hdc %p drawable %lx fmt %u vis %x ctx %p\n", hdc
,
1592 escape
.gl_drawable
, escape
.pixel_format
, vis_id
, ctx
->ctx
);
1595 ret
= pglXMakeCurrent(gdi_display
, escape
.gl_drawable
, ctx
->ctx
);
1599 NtCurrentTeb()->glContext
= ctx
;
1601 ctx
->has_been_current
= TRUE
;
1603 ctx
->read_hdc
= hdc
;
1604 ctx
->drawables
[0] = escape
.gl_drawable
;
1605 ctx
->drawables
[1] = escape
.gl_drawable
;
1606 ctx
->refresh_drawables
= FALSE
;
1608 if (escape
.gl_type
== DC_GL_BITMAP
) opengl_funcs
.gl
.p_glDrawBuffer(GL_FRONT_LEFT
);
1611 SetLastError(ERROR_INVALID_HANDLE
);
1612 wine_tsx11_unlock();
1614 TRACE(" returning %s\n", (ret
? "True" : "False"));
1618 /***********************************************************************
1619 * X11DRV_wglMakeContextCurrentARB
1621 static BOOL
X11DRV_wglMakeContextCurrentARB( HDC draw_hdc
, HDC read_hdc
, struct wgl_context
*ctx
)
1623 struct x11drv_escape_get_drawable escape_draw
, escape_read
;
1626 TRACE("(%p,%p,%p)\n", draw_hdc
, read_hdc
, ctx
);
1631 ret
= pglXMakeCurrent(gdi_display
, None
, NULL
);
1632 wine_tsx11_unlock();
1633 NtCurrentTeb()->glContext
= NULL
;
1637 escape_draw
.code
= X11DRV_GET_DRAWABLE
;
1638 if (!ExtEscape( draw_hdc
, X11DRV_ESCAPE
, sizeof(escape_draw
.code
), (LPCSTR
)&escape_draw
.code
,
1639 sizeof(escape_draw
), (LPSTR
)&escape_draw
))
1642 escape_read
.code
= X11DRV_GET_DRAWABLE
;
1643 if (!ExtEscape( read_hdc
, X11DRV_ESCAPE
, sizeof(escape_read
.code
), (LPCSTR
)&escape_read
.code
,
1644 sizeof(escape_read
), (LPSTR
)&escape_read
))
1647 if (!escape_draw
.pixel_format
)
1649 WARN("Trying to use an invalid drawable\n");
1650 SetLastError(ERROR_INVALID_HANDLE
);
1655 if (!pglXMakeContextCurrent
) return FALSE
;
1657 if (escape_draw
.gl_type
== DC_GL_BITMAP
) escape_draw
.gl_drawable
= get_context_pixmap( draw_hdc
, ctx
);
1658 if (escape_read
.gl_type
== DC_GL_BITMAP
) escape_read
.gl_drawable
= get_context_pixmap( read_hdc
, ctx
);
1661 ret
= pglXMakeContextCurrent(gdi_display
, escape_draw
.gl_drawable
, escape_read
.gl_drawable
, ctx
->ctx
);
1664 ctx
->has_been_current
= TRUE
;
1665 ctx
->hdc
= draw_hdc
;
1666 ctx
->read_hdc
= read_hdc
;
1667 ctx
->drawables
[0] = escape_draw
.gl_drawable
;
1668 ctx
->drawables
[1] = escape_read
.gl_drawable
;
1669 ctx
->refresh_drawables
= FALSE
;
1670 NtCurrentTeb()->glContext
= ctx
;
1673 SetLastError(ERROR_INVALID_HANDLE
);
1674 wine_tsx11_unlock();
1677 TRACE(" returning %s\n", (ret
? "True" : "False"));
1681 /***********************************************************************
1682 * glxdrv_wglShareLists
1684 static BOOL
glxdrv_wglShareLists(struct wgl_context
*org
, struct wgl_context
*dest
)
1686 TRACE("(%p, %p)\n", org
, dest
);
1688 /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done
1689 * at context creation time but in case of WGL it is done using wglShareLists.
1690 * In the past we tried to emulate wglShareLists by delaying GLX context creation until
1691 * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes
1692 * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases,
1693 * so there delaying context creation doesn't work.
1695 * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB
1696 * and when a program requests sharing we recreate the destination context if it hasn't been made
1697 * current or when it hasn't shared display lists before.
1700 if((org
->has_been_current
&& dest
->has_been_current
) || dest
->has_been_current
)
1702 ERR("Could not share display lists, one of the contexts has been current already !\n");
1705 else if(dest
->sharing
)
1707 ERR("Could not share display lists because hglrc2 has already shared lists before\n");
1712 if((GetObjectType(org
->hdc
) == OBJ_MEMDC
) ^ (GetObjectType(dest
->hdc
) == OBJ_MEMDC
))
1714 WARN("Attempting to share a context between a direct and indirect rendering context, expect issues!\n");
1718 describeContext(org
);
1719 describeContext(dest
);
1721 /* Re-create the GLX context and share display lists */
1722 pglXDestroyContext(gdi_display
, dest
->ctx
);
1723 dest
->ctx
= create_glxcontext(gdi_display
, dest
, org
->ctx
);
1724 wine_tsx11_unlock();
1725 TRACE(" re-created an OpenGL context (%p) for Wine context %p sharing lists with OpenGL ctx %p\n", dest
->ctx
, dest
, org
->ctx
);
1727 org
->sharing
= TRUE
;
1728 dest
->sharing
= TRUE
;
1734 /***********************************************************************
1735 * glxdrv_wglGetCurrentDC
1737 static HDC
glxdrv_wglGetCurrentDC( struct wgl_context
*ctx
)
1739 TRACE("hdc %p\n", ctx
->hdc
);
1743 static void flush_pixmap( struct wgl_context
*ctx
)
1745 char buffer
[FIELD_OFFSET( BITMAPINFO
, bmiColors
[256] )];
1746 BITMAPINFO
*info
= (BITMAPINFO
*)buffer
;
1747 struct gdi_image_bits bits
;
1749 if (!get_pixmap_image( ctx
->pixmap
, ctx
->pixmap_size
.cx
, ctx
->pixmap_size
.cy
, ctx
->vis
, info
, &bits
))
1751 HBITMAP bitmap
= GetCurrentObject( ctx
->hdc
, OBJ_BITMAP
);
1752 SetDIBits( 0, bitmap
, 0, ctx
->pixmap_size
.cy
, bits
.ptr
, info
, DIB_RGB_COLORS
);
1753 if (bits
.free
) bits
.free( &bits
);
1757 static void flush_gl_drawable( struct glx_physdev
*physdev
)
1760 int w
= physdev
->x11dev
->dc_rect
.right
- physdev
->x11dev
->dc_rect
.left
;
1761 int h
= physdev
->x11dev
->dc_rect
.bottom
- physdev
->x11dev
->dc_rect
.top
;
1762 Drawable src
= physdev
->drawable
;
1764 if (w
<= 0 || h
<= 0) return;
1766 switch (physdev
->type
)
1768 case DC_GL_PIXMAP_WIN
:
1769 src
= physdev
->pixmap
;
1771 case DC_GL_CHILD_WIN
:
1772 /* The GL drawable may be lagged behind if we don't flush first, so
1773 * flush the display make sure we copy up-to-date data */
1775 XFlush(gdi_display
);
1776 XSetFunction(gdi_display
, physdev
->x11dev
->gc
, GXcopy
);
1777 XCopyArea(gdi_display
, src
, physdev
->x11dev
->drawable
, physdev
->x11dev
->gc
, 0, 0, w
, h
,
1778 physdev
->x11dev
->dc_rect
.left
, physdev
->x11dev
->dc_rect
.top
);
1779 wine_tsx11_unlock();
1780 SetRect( &rect
, 0, 0, w
, h
);
1781 add_device_bounds( physdev
->x11dev
, &rect
);
1788 static void wglFinish(void)
1790 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
1791 enum x11drv_escape_codes code
= X11DRV_FLUSH_GL_DRAWABLE
;
1796 wine_tsx11_unlock();
1799 if (ctx
->pixmap
) flush_pixmap( ctx
);
1800 else ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, 0, NULL
);
1804 static void wglFlush(void)
1806 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
1807 enum x11drv_escape_codes code
= X11DRV_FLUSH_GL_DRAWABLE
;
1812 wine_tsx11_unlock();
1815 if (ctx
->pixmap
) flush_pixmap( ctx
);
1816 else ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(code
), (LPSTR
)&code
, 0, NULL
);
1820 /***********************************************************************
1821 * X11DRV_wglCreateContextAttribsARB
1823 static struct wgl_context
*X11DRV_wglCreateContextAttribsARB( HDC hdc
, struct wgl_context
*hShareContext
,
1824 const int* attribList
)
1826 struct x11drv_escape_get_drawable escape
;
1827 struct wgl_context
*ret
;
1828 WineGLPixelFormat
*fmt
;
1831 TRACE("(%p %p %p)\n", hdc
, hShareContext
, attribList
);
1833 escape
.code
= X11DRV_GET_DRAWABLE
;
1834 if (!ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
.code
), (LPCSTR
)&escape
.code
,
1835 sizeof(escape
), (LPSTR
)&escape
))
1838 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, escape
.pixel_format
, TRUE
/* Offscreen */, &fmt_count
);
1839 /* wglCreateContextAttribsARB supports ALL pixel formats, so also offscreen ones.
1840 * If this fails something is very wrong on the system. */
1843 ERR("Cannot get FB Config for iPixelFormat %d, expect problems!\n", escape
.pixel_format
);
1844 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1848 if (!(ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
)))) return 0;
1852 ret
->vis
= NULL
; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */
1853 ret
->gl3_context
= TRUE
;
1855 ret
->numAttribs
= 0;
1858 int *pAttribList
= (int*)attribList
;
1859 int *pContextAttribList
= &ret
->attribList
[0];
1860 /* attribList consists of pairs {token, value] terminated with 0 */
1861 while(pAttribList
[0] != 0)
1863 TRACE("%#x %#x\n", pAttribList
[0], pAttribList
[1]);
1864 switch(pAttribList
[0])
1866 case WGL_CONTEXT_MAJOR_VERSION_ARB
:
1867 pContextAttribList
[0] = GLX_CONTEXT_MAJOR_VERSION_ARB
;
1868 pContextAttribList
[1] = pAttribList
[1];
1870 case WGL_CONTEXT_MINOR_VERSION_ARB
:
1871 pContextAttribList
[0] = GLX_CONTEXT_MINOR_VERSION_ARB
;
1872 pContextAttribList
[1] = pAttribList
[1];
1874 case WGL_CONTEXT_LAYER_PLANE_ARB
:
1876 case WGL_CONTEXT_FLAGS_ARB
:
1877 pContextAttribList
[0] = GLX_CONTEXT_FLAGS_ARB
;
1878 pContextAttribList
[1] = pAttribList
[1];
1880 case WGL_CONTEXT_PROFILE_MASK_ARB
:
1881 pContextAttribList
[0] = GLX_CONTEXT_PROFILE_MASK_ARB
;
1882 pContextAttribList
[1] = pAttribList
[1];
1885 ERR("Unhandled attribList pair: %#x %#x\n", pAttribList
[0], pAttribList
[1]);
1890 pContextAttribList
+= 2;
1895 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
1896 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1898 XSync(gdi_display
, False
);
1899 if(X11DRV_check_error() || !ret
->ctx
)
1901 /* In the future we should convert the GLX error to a win32 one here if needed */
1902 ERR("Context creation failed\n");
1903 HeapFree( GetProcessHeap(), 0, ret
);
1904 wine_tsx11_unlock();
1908 list_add_head( &context_list
, &ret
->entry
);
1909 wine_tsx11_unlock();
1910 TRACE(" creating context %p\n", ret
);
1915 * X11DRV_wglGetExtensionsStringARB
1917 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
1919 static const GLubyte
*X11DRV_wglGetExtensionsStringARB(HDC hdc
)
1921 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
1922 return (const GLubyte
*)WineGLInfo
.wglExtensions
;
1926 * X11DRV_wglCreatePbufferARB
1928 * WGL_ARB_pbuffer: wglCreatePbufferARB
1930 static struct wgl_pbuffer
*X11DRV_wglCreatePbufferARB( HDC hdc
, int iPixelFormat
, int iWidth
, int iHeight
,
1931 const int *piAttribList
)
1933 struct wgl_pbuffer
* object
= NULL
;
1934 WineGLPixelFormat
*fmt
= NULL
;
1939 TRACE("(%p, %d, %d, %d, %p)\n", hdc
, iPixelFormat
, iWidth
, iHeight
, piAttribList
);
1941 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
1942 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */, &nCfgs
);
1944 ERR("(%p): invalid pixel format %d\n", hdc
, iPixelFormat
);
1945 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
1949 object
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*object
));
1950 if (NULL
== object
) {
1951 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
1954 object
->width
= iWidth
;
1955 object
->height
= iHeight
;
1958 PUSH2(attribs
, GLX_PBUFFER_WIDTH
, iWidth
);
1959 PUSH2(attribs
, GLX_PBUFFER_HEIGHT
, iHeight
);
1960 while (piAttribList
&& 0 != *piAttribList
) {
1962 switch (*piAttribList
) {
1963 case WGL_PBUFFER_LARGEST_ARB
: {
1965 attr_v
= *piAttribList
;
1966 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v
);
1967 PUSH2(attribs
, GLX_LARGEST_PBUFFER
, attr_v
);
1971 case WGL_TEXTURE_FORMAT_ARB
: {
1973 attr_v
= *piAttribList
;
1974 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v
);
1975 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
1976 object
->use_render_texture
= 0;
1978 if (!use_render_texture_emulation
) {
1979 SetLastError(ERROR_INVALID_DATA
);
1983 case WGL_TEXTURE_RGB_ARB
:
1984 object
->use_render_texture
= GL_RGB
;
1985 object
->texture_bpp
= 3;
1986 object
->texture_format
= GL_RGB
;
1987 object
->texture_type
= GL_UNSIGNED_BYTE
;
1989 case WGL_TEXTURE_RGBA_ARB
:
1990 object
->use_render_texture
= GL_RGBA
;
1991 object
->texture_bpp
= 4;
1992 object
->texture_format
= GL_RGBA
;
1993 object
->texture_type
= GL_UNSIGNED_BYTE
;
1996 /* WGL_FLOAT_COMPONENTS_NV */
1997 case WGL_TEXTURE_FLOAT_R_NV
:
1998 object
->use_render_texture
= GL_FLOAT_R_NV
;
1999 object
->texture_bpp
= 4;
2000 object
->texture_format
= GL_RED
;
2001 object
->texture_type
= GL_FLOAT
;
2003 case WGL_TEXTURE_FLOAT_RG_NV
:
2004 object
->use_render_texture
= GL_FLOAT_RG_NV
;
2005 object
->texture_bpp
= 8;
2006 object
->texture_format
= GL_LUMINANCE_ALPHA
;
2007 object
->texture_type
= GL_FLOAT
;
2009 case WGL_TEXTURE_FLOAT_RGB_NV
:
2010 object
->use_render_texture
= GL_FLOAT_RGB_NV
;
2011 object
->texture_bpp
= 12;
2012 object
->texture_format
= GL_RGB
;
2013 object
->texture_type
= GL_FLOAT
;
2015 case WGL_TEXTURE_FLOAT_RGBA_NV
:
2016 object
->use_render_texture
= GL_FLOAT_RGBA_NV
;
2017 object
->texture_bpp
= 16;
2018 object
->texture_format
= GL_RGBA
;
2019 object
->texture_type
= GL_FLOAT
;
2022 ERR("Unknown texture format: %x\n", attr_v
);
2023 SetLastError(ERROR_INVALID_DATA
);
2030 case WGL_TEXTURE_TARGET_ARB
: {
2032 attr_v
= *piAttribList
;
2033 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v
);
2034 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
2035 object
->texture_target
= 0;
2037 if (!use_render_texture_emulation
) {
2038 SetLastError(ERROR_INVALID_DATA
);
2042 case WGL_TEXTURE_CUBE_MAP_ARB
: {
2043 if (iWidth
!= iHeight
) {
2044 SetLastError(ERROR_INVALID_DATA
);
2047 object
->texture_target
= GL_TEXTURE_CUBE_MAP
;
2048 object
->texture_bind_target
= GL_TEXTURE_BINDING_CUBE_MAP
;
2051 case WGL_TEXTURE_1D_ARB
: {
2053 SetLastError(ERROR_INVALID_DATA
);
2056 object
->texture_target
= GL_TEXTURE_1D
;
2057 object
->texture_bind_target
= GL_TEXTURE_BINDING_1D
;
2060 case WGL_TEXTURE_2D_ARB
: {
2061 object
->texture_target
= GL_TEXTURE_2D
;
2062 object
->texture_bind_target
= GL_TEXTURE_BINDING_2D
;
2065 case WGL_TEXTURE_RECTANGLE_NV
: {
2066 object
->texture_target
= GL_TEXTURE_RECTANGLE_NV
;
2067 object
->texture_bind_target
= GL_TEXTURE_BINDING_RECTANGLE_NV
;
2071 ERR("Unknown texture target: %x\n", attr_v
);
2072 SetLastError(ERROR_INVALID_DATA
);
2079 case WGL_MIPMAP_TEXTURE_ARB
: {
2081 attr_v
= *piAttribList
;
2082 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v
);
2083 if (!use_render_texture_emulation
) {
2084 SetLastError(ERROR_INVALID_DATA
);
2093 PUSH1(attribs
, None
);
2095 object
->drawable
= pglXCreatePbuffer(gdi_display
, fmt
->fbconfig
, attribs
);
2096 wine_tsx11_unlock();
2097 TRACE("new Pbuffer drawable as %lx\n", object
->drawable
);
2098 if (!object
->drawable
) {
2099 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2100 goto create_failed
; /* unexpected error */
2102 TRACE("->(%p)\n", object
);
2106 HeapFree(GetProcessHeap(), 0, object
);
2107 TRACE("->(FAILED)\n");
2112 * X11DRV_wglDestroyPbufferARB
2114 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2116 static BOOL
X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer
*object
)
2118 TRACE("(%p)\n", object
);
2121 pglXDestroyPbuffer(gdi_display
, object
->drawable
);
2122 wine_tsx11_unlock();
2123 HeapFree(GetProcessHeap(), 0, object
);
2128 * X11DRV_wglGetPbufferDCARB
2130 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2132 static HDC
X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer
*object
)
2134 struct x11drv_escape_set_drawable escape
;
2137 hdc
= CreateDCA( "DISPLAY", NULL
, NULL
, NULL
);
2140 escape
.code
= X11DRV_SET_DRAWABLE
;
2141 escape
.drawable
= object
->drawable
;
2142 escape
.mode
= IncludeInferiors
;
2143 SetRect( &escape
.dc_rect
, 0, 0, object
->width
, object
->height
);
2144 escape
.fbconfig_id
= object
->fmt
->fmt_id
;
2145 escape
.gl_drawable
= object
->drawable
;
2147 escape
.gl_type
= DC_GL_PBUFFER
;
2148 ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2150 TRACE( "(%p)->(%p)\n", object
, hdc
);
2155 * X11DRV_wglQueryPbufferARB
2157 * WGL_ARB_pbuffer: wglQueryPbufferARB
2159 static BOOL
X11DRV_wglQueryPbufferARB( struct wgl_pbuffer
*object
, int iAttribute
, int *piValue
)
2161 TRACE("(%p, 0x%x, %p)\n", object
, iAttribute
, piValue
);
2163 switch (iAttribute
) {
2164 case WGL_PBUFFER_WIDTH_ARB
:
2166 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_WIDTH
, (unsigned int*) piValue
);
2167 wine_tsx11_unlock();
2169 case WGL_PBUFFER_HEIGHT_ARB
:
2171 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_HEIGHT
, (unsigned int*) piValue
);
2172 wine_tsx11_unlock();
2175 case WGL_PBUFFER_LOST_ARB
:
2176 /* GLX Pbuffers cannot be lost by default. We can support this by
2177 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2178 * to receive pixel buffer clobber events, however that may or may
2179 * not give any benefit */
2180 *piValue
= GL_FALSE
;
2183 case WGL_TEXTURE_FORMAT_ARB
:
2184 if (!object
->use_render_texture
) {
2185 *piValue
= WGL_NO_TEXTURE_ARB
;
2187 if (!use_render_texture_emulation
) {
2188 SetLastError(ERROR_INVALID_HANDLE
);
2191 switch(object
->use_render_texture
) {
2193 *piValue
= WGL_TEXTURE_RGB_ARB
;
2196 *piValue
= WGL_TEXTURE_RGBA_ARB
;
2198 /* WGL_FLOAT_COMPONENTS_NV */
2200 *piValue
= WGL_TEXTURE_FLOAT_R_NV
;
2202 case GL_FLOAT_RG_NV
:
2203 *piValue
= WGL_TEXTURE_FLOAT_RG_NV
;
2205 case GL_FLOAT_RGB_NV
:
2206 *piValue
= WGL_TEXTURE_FLOAT_RGB_NV
;
2208 case GL_FLOAT_RGBA_NV
:
2209 *piValue
= WGL_TEXTURE_FLOAT_RGBA_NV
;
2212 ERR("Unknown texture format: %x\n", object
->use_render_texture
);
2217 case WGL_TEXTURE_TARGET_ARB
:
2218 if (!object
->texture_target
){
2219 *piValue
= WGL_NO_TEXTURE_ARB
;
2221 if (!use_render_texture_emulation
) {
2222 SetLastError(ERROR_INVALID_DATA
);
2225 switch (object
->texture_target
) {
2226 case GL_TEXTURE_1D
: *piValue
= WGL_TEXTURE_1D_ARB
; break;
2227 case GL_TEXTURE_2D
: *piValue
= WGL_TEXTURE_2D_ARB
; break;
2228 case GL_TEXTURE_CUBE_MAP
: *piValue
= WGL_TEXTURE_CUBE_MAP_ARB
; break;
2229 case GL_TEXTURE_RECTANGLE_NV
: *piValue
= WGL_TEXTURE_RECTANGLE_NV
; break;
2234 case WGL_MIPMAP_TEXTURE_ARB
:
2235 *piValue
= GL_FALSE
; /** don't support that */
2236 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute
);
2240 FIXME("unexpected attribute %x\n", iAttribute
);
2248 * X11DRV_wglReleasePbufferDCARB
2250 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2252 static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer
*object
, HDC hdc
)
2254 TRACE("(%p, %p)\n", object
, hdc
);
2255 return DeleteDC(hdc
);
2259 * X11DRV_wglSetPbufferAttribARB
2261 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2263 static BOOL
X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer
*object
, const int *piAttribList
)
2265 GLboolean ret
= GL_FALSE
;
2267 WARN("(%p, %p): alpha-testing, report any problem\n", object
, piAttribList
);
2269 if (!object
->use_render_texture
) {
2270 SetLastError(ERROR_INVALID_HANDLE
);
2273 if (1 == use_render_texture_emulation
) {
2280 * X11DRV_wglChoosePixelFormatARB
2282 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2284 static BOOL
X11DRV_wglChoosePixelFormatARB( HDC hdc
, const int *piAttribIList
, const FLOAT
*pfAttribFList
,
2285 UINT nMaxFormats
, int *piFormats
, UINT
*nNumFormats
)
2290 GLXFBConfig
* cfgs
= NULL
;
2294 WineGLPixelFormat
*fmt
;
2300 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc
, piAttribIList
, pfAttribFList
, nMaxFormats
, piFormats
, nNumFormats
);
2301 if (NULL
!= pfAttribFList
) {
2302 FIXME("unused pfAttribFList\n");
2305 nAttribs
= ConvertAttribWGLtoGLX(piAttribIList
, attribs
, NULL
);
2306 if (-1 == nAttribs
) {
2307 WARN("Cannot convert WGL to GLX attributes\n");
2310 PUSH1(attribs
, None
);
2312 /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats).
2313 * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the WineGLPixelFormat. We don't query these attributes
2314 * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on by passing a dwFlags to 'ConvertPixelFormatGLXtoWGL'. */
2315 for(i
=0; piAttribIList
[i
] != 0; i
+=2)
2317 switch(piAttribIList
[i
])
2319 case WGL_DRAW_TO_BITMAP_ARB
:
2320 if(piAttribIList
[i
+1])
2321 dwFlags
|= PFD_DRAW_TO_BITMAP
;
2323 case WGL_ACCELERATION_ARB
:
2324 switch(piAttribIList
[i
+1])
2326 case WGL_NO_ACCELERATION_ARB
:
2327 dwFlags
|= PFD_GENERIC_FORMAT
;
2329 case WGL_GENERIC_ACCELERATION_ARB
:
2330 dwFlags
|= PFD_GENERIC_ACCELERATED
;
2332 case WGL_FULL_ACCELERATION_ARB
:
2337 case WGL_SUPPORT_GDI_ARB
:
2338 if(piAttribIList
[i
+1])
2339 dwFlags
|= PFD_SUPPORT_GDI
;
2344 /* Search for FB configurations matching the requirements in attribs */
2346 cfgs
= pglXChooseFBConfig(gdi_display
, DefaultScreen(gdi_display
), attribs
, &nCfgs
);
2348 wine_tsx11_unlock();
2349 WARN("Compatible Pixel Format not found\n");
2353 /* Loop through all matching formats and check if they are suitable.
2354 * Note that this function should at max return nMaxFormats different formats */
2355 for(run
=0; run
< 2; run
++)
2357 for (it
= 0; it
< nCfgs
&& pfmt_it
< nMaxFormats
; ++it
)
2359 gl_test
= pglXGetFBConfigAttrib(gdi_display
, cfgs
[it
], GLX_FBCONFIG_ID
, &fmt_id
);
2361 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2365 /* Search for the format in our list of compatible formats */
2366 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fmt_id
, dwFlags
);
2370 /* During the first run we only want onscreen formats and during the second only offscreen 'XOR' */
2371 if( ((run
== 0) && fmt
->offscreenOnly
) || ((run
== 1) && !fmt
->offscreenOnly
) )
2374 piFormats
[pfmt_it
] = fmt
->iPixelFormat
;
2375 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n", it
+ 1, nCfgs
, fmt_id
, piFormats
[pfmt_it
]);
2380 *nNumFormats
= pfmt_it
;
2383 wine_tsx11_unlock();
2388 * X11DRV_wglGetPixelFormatAttribivARB
2390 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2392 static BOOL
X11DRV_wglGetPixelFormatAttribivARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2393 UINT nAttributes
, const int *piAttributes
, int *piValues
)
2396 WineGLPixelFormat
*fmt
= NULL
;
2400 int nWGLFormats
= 0;
2402 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, piValues
);
2404 if (0 < iLayerPlane
) {
2405 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane
);
2409 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2410 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2411 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2412 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */, &nWGLFormats
);
2414 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat
);
2418 for (i
= 0; i
< nAttributes
; ++i
) {
2419 const int curWGLAttr
= piAttributes
[i
];
2420 TRACE("pAttr[%d] = %x\n", i
, curWGLAttr
);
2422 switch (curWGLAttr
) {
2423 case WGL_NUMBER_PIXEL_FORMATS_ARB
:
2424 piValues
[i
] = nWGLFormats
;
2427 case WGL_SUPPORT_OPENGL_ARB
:
2428 piValues
[i
] = GL_TRUE
;
2431 case WGL_ACCELERATION_ARB
:
2432 curGLXAttr
= GLX_CONFIG_CAVEAT
;
2433 if (!fmt
) goto pix_error
;
2434 if(fmt
->dwFlags
& PFD_GENERIC_FORMAT
)
2435 piValues
[i
] = WGL_NO_ACCELERATION_ARB
;
2436 else if(fmt
->dwFlags
& PFD_GENERIC_ACCELERATED
)
2437 piValues
[i
] = WGL_GENERIC_ACCELERATION_ARB
;
2439 piValues
[i
] = WGL_FULL_ACCELERATION_ARB
;
2442 case WGL_TRANSPARENT_ARB
:
2443 curGLXAttr
= GLX_TRANSPARENT_TYPE
;
2444 if (!fmt
) goto pix_error
;
2445 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2446 if (hTest
) goto get_error
;
2447 piValues
[i
] = GL_FALSE
;
2448 if (GLX_NONE
!= tmp
) piValues
[i
] = GL_TRUE
;
2451 case WGL_PIXEL_TYPE_ARB
:
2452 curGLXAttr
= GLX_RENDER_TYPE
;
2453 if (!fmt
) goto pix_error
;
2454 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2455 if (hTest
) goto get_error
;
2456 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp
);
2457 if (tmp
& GLX_RGBA_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_ARB
; }
2458 else if (tmp
& GLX_COLOR_INDEX_BIT
) { piValues
[i
] = WGL_TYPE_COLORINDEX_ARB
; }
2459 else if (tmp
& GLX_RGBA_FLOAT_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2460 else if (tmp
& GLX_RGBA_FLOAT_ATI_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2461 else if (tmp
& GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
) { piValues
[i
] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
; }
2463 ERR("unexpected RenderType(%x)\n", tmp
);
2464 piValues
[i
] = WGL_TYPE_RGBA_ARB
;
2468 case WGL_COLOR_BITS_ARB
:
2469 curGLXAttr
= GLX_BUFFER_SIZE
;
2472 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
2473 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
2474 if (!use_render_texture_emulation
) {
2475 piValues
[i
] = GL_FALSE
;
2478 curGLXAttr
= GLX_RENDER_TYPE
;
2479 if (!fmt
) goto pix_error
;
2480 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2481 if (hTest
) goto get_error
;
2482 if (GLX_COLOR_INDEX_BIT
== tmp
) {
2483 piValues
[i
] = GL_FALSE
;
2486 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2487 if (hTest
) goto get_error
;
2488 piValues
[i
] = (tmp
& GLX_PBUFFER_BIT
) ? GL_TRUE
: GL_FALSE
;
2491 case WGL_BLUE_BITS_ARB
:
2492 curGLXAttr
= GLX_BLUE_SIZE
;
2494 case WGL_RED_BITS_ARB
:
2495 curGLXAttr
= GLX_RED_SIZE
;
2497 case WGL_GREEN_BITS_ARB
:
2498 curGLXAttr
= GLX_GREEN_SIZE
;
2500 case WGL_ALPHA_BITS_ARB
:
2501 curGLXAttr
= GLX_ALPHA_SIZE
;
2503 case WGL_DEPTH_BITS_ARB
:
2504 curGLXAttr
= GLX_DEPTH_SIZE
;
2506 case WGL_STENCIL_BITS_ARB
:
2507 curGLXAttr
= GLX_STENCIL_SIZE
;
2509 case WGL_DOUBLE_BUFFER_ARB
:
2510 curGLXAttr
= GLX_DOUBLEBUFFER
;
2512 case WGL_STEREO_ARB
:
2513 curGLXAttr
= GLX_STEREO
;
2515 case WGL_AUX_BUFFERS_ARB
:
2516 curGLXAttr
= GLX_AUX_BUFFERS
;
2519 case WGL_SUPPORT_GDI_ARB
:
2520 if (!fmt
) goto pix_error
;
2521 piValues
[i
] = (fmt
->dwFlags
& PFD_SUPPORT_GDI
) ? TRUE
: FALSE
;
2524 case WGL_DRAW_TO_BITMAP_ARB
:
2525 if (!fmt
) goto pix_error
;
2526 piValues
[i
] = (fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
) ? TRUE
: FALSE
;
2529 case WGL_DRAW_TO_WINDOW_ARB
:
2530 case WGL_DRAW_TO_PBUFFER_ARB
:
2531 if (!fmt
) goto pix_error
;
2532 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2533 if (hTest
) goto get_error
;
2534 if((curWGLAttr
== WGL_DRAW_TO_WINDOW_ARB
&& (tmp
&GLX_WINDOW_BIT
)) ||
2535 (curWGLAttr
== WGL_DRAW_TO_PBUFFER_ARB
&& (tmp
&GLX_PBUFFER_BIT
)))
2536 piValues
[i
] = GL_TRUE
;
2538 piValues
[i
] = GL_FALSE
;
2541 case WGL_SWAP_METHOD_ARB
:
2542 /* For now return SWAP_EXCHANGE_ARB which is the best type of buffer switch available.
2543 * Later on we can also use GLX_OML_swap_method on drivers which support this. At this
2544 * point only ATI offers this.
2546 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2549 case WGL_PBUFFER_LARGEST_ARB
:
2550 curGLXAttr
= GLX_LARGEST_PBUFFER
;
2553 case WGL_SAMPLE_BUFFERS_ARB
:
2554 curGLXAttr
= GLX_SAMPLE_BUFFERS_ARB
;
2557 case WGL_SAMPLES_ARB
:
2558 curGLXAttr
= GLX_SAMPLES_ARB
;
2561 case WGL_FLOAT_COMPONENTS_NV
:
2562 curGLXAttr
= GLX_FLOAT_COMPONENTS_NV
;
2565 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
2566 curGLXAttr
= GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
;
2569 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
2570 curGLXAttr
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
2573 case WGL_ACCUM_RED_BITS_ARB
:
2574 curGLXAttr
= GLX_ACCUM_RED_SIZE
;
2576 case WGL_ACCUM_GREEN_BITS_ARB
:
2577 curGLXAttr
= GLX_ACCUM_GREEN_SIZE
;
2579 case WGL_ACCUM_BLUE_BITS_ARB
:
2580 curGLXAttr
= GLX_ACCUM_BLUE_SIZE
;
2582 case WGL_ACCUM_ALPHA_BITS_ARB
:
2583 curGLXAttr
= GLX_ACCUM_ALPHA_SIZE
;
2585 case WGL_ACCUM_BITS_ARB
:
2586 if (!fmt
) goto pix_error
;
2587 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &tmp
);
2588 if (hTest
) goto get_error
;
2590 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &tmp
);
2591 if (hTest
) goto get_error
;
2593 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &tmp
);
2594 if (hTest
) goto get_error
;
2596 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &tmp
);
2597 if (hTest
) goto get_error
;
2602 FIXME("unsupported %x WGL Attribute\n", curWGLAttr
);
2605 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2606 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2607 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2609 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2610 * and check which options can work using iPixelFormat=0 and which not.
2611 * A problem would be that this function is an extension. This would
2612 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2614 if (0 != curGLXAttr
&& iPixelFormat
!= 0) {
2615 if (!fmt
) goto pix_error
;
2616 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, piValues
+ i
);
2617 if (hTest
) goto get_error
;
2620 piValues
[i
] = GL_FALSE
;
2623 wine_tsx11_unlock();
2627 wine_tsx11_unlock();
2628 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc
, curGLXAttr
);
2632 wine_tsx11_unlock();
2633 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc
, iPixelFormat
, nWGLFormats
);
2638 * X11DRV_wglGetPixelFormatAttribfvARB
2640 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2642 static BOOL
X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2643 UINT nAttributes
, const int *piAttributes
, FLOAT
*pfValues
)
2649 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, pfValues
);
2651 /* Allocate a temporary array to store integer values */
2652 attr
= HeapAlloc(GetProcessHeap(), 0, nAttributes
* sizeof(int));
2654 ERR("couldn't allocate %d array\n", nAttributes
);
2658 /* Piggy-back on wglGetPixelFormatAttribivARB */
2659 ret
= X11DRV_wglGetPixelFormatAttribivARB(hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, attr
);
2661 /* Convert integer values to float. Should also check for attributes
2662 that can give decimal values here */
2663 for (i
=0; i
<nAttributes
;i
++) {
2664 pfValues
[i
] = attr
[i
];
2668 HeapFree(GetProcessHeap(), 0, attr
);
2673 * X11DRV_wglBindTexImageARB
2675 * WGL_ARB_render_texture: wglBindTexImageARB
2677 static BOOL
X11DRV_wglBindTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2679 GLboolean ret
= GL_FALSE
;
2681 TRACE("(%p, %d)\n", object
, iBuffer
);
2683 if (!object
->use_render_texture
) {
2684 SetLastError(ERROR_INVALID_HANDLE
);
2688 if (1 == use_render_texture_emulation
) {
2689 static int init
= 0;
2690 int prev_binded_texture
= 0;
2691 GLXContext prev_context
;
2692 Drawable prev_drawable
;
2693 GLXContext tmp_context
;
2696 prev_context
= pglXGetCurrentContext();
2697 prev_drawable
= pglXGetCurrentDrawable();
2699 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2700 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2701 isn't ideal performance wise but I wasn't able to get other ways working.
2704 init
= 1; /* Only show the FIXME once for performance reasons */
2705 FIXME("partial stub!\n");
2708 TRACE("drawable=%lx, context=%p\n", object
->drawable
, prev_context
);
2709 tmp_context
= pglXCreateNewContext(gdi_display
, object
->fmt
->fbconfig
, object
->fmt
->render_type
, prev_context
, True
);
2711 opengl_funcs
.gl
.p_glGetIntegerv(object
->texture_bind_target
, &prev_binded_texture
);
2713 /* Switch to our pbuffer */
2714 pglXMakeCurrent(gdi_display
, object
->drawable
, tmp_context
);
2716 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2717 * After that upload the pbuffer texture data. */
2718 opengl_funcs
.gl
.p_glBindTexture(object
->texture_target
, prev_binded_texture
);
2719 opengl_funcs
.gl
.p_glCopyTexImage2D(object
->texture_target
, 0, object
->use_render_texture
, 0, 0, object
->width
, object
->height
, 0);
2721 /* Switch back to the original drawable and upload the pbuffer-texture */
2722 pglXMakeCurrent(gdi_display
, prev_drawable
, prev_context
);
2723 pglXDestroyContext(gdi_display
, tmp_context
);
2724 wine_tsx11_unlock();
2732 * X11DRV_wglReleaseTexImageARB
2734 * WGL_ARB_render_texture: wglReleaseTexImageARB
2736 static BOOL
X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2738 GLboolean ret
= GL_FALSE
;
2740 TRACE("(%p, %d)\n", object
, iBuffer
);
2742 if (!object
->use_render_texture
) {
2743 SetLastError(ERROR_INVALID_HANDLE
);
2746 if (1 == use_render_texture_emulation
) {
2753 * X11DRV_wglGetExtensionsStringEXT
2755 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
2757 static const GLubyte
*X11DRV_wglGetExtensionsStringEXT(void)
2759 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
2760 return (const GLubyte
*)WineGLInfo
.wglExtensions
;
2764 * X11DRV_wglGetSwapIntervalEXT
2766 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
2768 static int X11DRV_wglGetSwapIntervalEXT(void)
2770 /* GLX_SGI_swap_control doesn't have any provisions for getting the swap
2771 * interval, so the swap interval has to be tracked. */
2773 return swap_interval
;
2777 * X11DRV_wglSwapIntervalEXT
2779 * WGL_EXT_swap_control: wglSwapIntervalEXT
2781 static BOOL
X11DRV_wglSwapIntervalEXT(int interval
)
2785 TRACE("(%d)\n", interval
);
2789 SetLastError(ERROR_INVALID_DATA
);
2792 else if (!has_swap_control
&& interval
== 0)
2794 /* wglSwapIntervalEXT considers an interval value of zero to mean that
2795 * vsync should be disabled, but glXSwapIntervalSGI considers such a
2796 * value to be an error. Just silently ignore the request for now. */
2797 WARN("Request to disable vertical sync is not handled\n");
2802 if (pglXSwapIntervalSGI
)
2805 ret
= !pglXSwapIntervalSGI(interval
);
2806 wine_tsx11_unlock();
2809 WARN("GLX_SGI_swap_control extension is not available\n");
2812 swap_interval
= interval
;
2814 SetLastError(ERROR_DC_NOT_FOUND
);
2821 * X11DRV_wglSetPixelFormatWINE
2823 * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE
2824 * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times.
2826 static BOOL
X11DRV_wglSetPixelFormatWINE(HDC hdc
, int format
)
2828 WineGLPixelFormat
*fmt
;
2832 TRACE("(%p,%d)\n", hdc
, format
);
2834 fmt
= ConvertPixelFormatWGLtoGLX(gdi_display
, format
, FALSE
/* Offscreen */, &value
);
2837 ERR( "Invalid format %d\n", format
);
2841 hwnd
= WindowFromDC( hdc
);
2842 if (!hwnd
|| hwnd
== GetDesktopWindow())
2844 ERR( "not a valid window DC %p\n", hdc
);
2849 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
2850 wine_tsx11_unlock();
2852 if (!(value
& GLX_WINDOW_BIT
))
2854 WARN( "Pixel format %d is not compatible for window rendering\n", format
);
2858 return SendMessageW(hwnd
, WM_X11DRV_SET_WIN_FORMAT
, fmt
->fmt_id
, 0);
2859 /* DC pixel format will be set by the DCE update */
2863 * glxRequireVersion (internal)
2865 * Check if the supported GLX version matches requiredVersion.
2867 static BOOL
glxRequireVersion(int requiredVersion
)
2869 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
2870 if(requiredVersion
<= WineGLInfo
.glxVersion
[1])
2876 static void register_extension(const char *ext
)
2878 if (WineGLInfo
.wglExtensions
[0])
2879 strcat(WineGLInfo
.wglExtensions
, " ");
2880 strcat(WineGLInfo
.wglExtensions
, ext
);
2882 TRACE("'%s'\n", ext
);
2886 * X11DRV_WineGL_LoadExtensions
2888 static void X11DRV_WineGL_LoadExtensions(void)
2890 WineGLInfo
.wglExtensions
[0] = 0;
2892 /* ARB Extensions */
2894 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context"))
2896 register_extension( "WGL_ARB_create_context" );
2897 opengl_funcs
.ext
.p_wglCreateContextAttribsARB
= X11DRV_wglCreateContextAttribsARB
;
2899 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context_profile"))
2900 register_extension("WGL_ARB_create_context_profile");
2903 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_fbconfig_float"))
2905 register_extension("WGL_ARB_pixel_format_float");
2906 register_extension("WGL_ATI_pixel_format_float");
2909 register_extension( "WGL_ARB_extensions_string" );
2910 opengl_funcs
.ext
.p_wglGetExtensionsStringARB
= X11DRV_wglGetExtensionsStringARB
;
2912 if (glxRequireVersion(3))
2914 register_extension( "WGL_ARB_make_current_read" );
2915 opengl_funcs
.ext
.p_wglGetCurrentReadDCARB
= X11DRV_wglGetCurrentReadDCARB
;
2916 opengl_funcs
.ext
.p_wglMakeContextCurrentARB
= X11DRV_wglMakeContextCurrentARB
;
2919 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" );
2921 /* In general pbuffer functionality requires support in the X-server. The functionality is
2922 * available either when the GLX_SGIX_pbuffer is present or when the GLX server version is 1.3.
2924 if ( glxRequireVersion(3) && has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_pbuffer") )
2926 register_extension( "WGL_ARB_pbuffer" );
2927 opengl_funcs
.ext
.p_wglCreatePbufferARB
= X11DRV_wglCreatePbufferARB
;
2928 opengl_funcs
.ext
.p_wglDestroyPbufferARB
= X11DRV_wglDestroyPbufferARB
;
2929 opengl_funcs
.ext
.p_wglGetPbufferDCARB
= X11DRV_wglGetPbufferDCARB
;
2930 opengl_funcs
.ext
.p_wglQueryPbufferARB
= X11DRV_wglQueryPbufferARB
;
2931 opengl_funcs
.ext
.p_wglReleasePbufferDCARB
= X11DRV_wglReleasePbufferDCARB
;
2932 opengl_funcs
.ext
.p_wglSetPbufferAttribARB
= X11DRV_wglSetPbufferAttribARB
;
2935 register_extension( "WGL_ARB_pixel_format" );
2936 opengl_funcs
.ext
.p_wglChoosePixelFormatARB
= X11DRV_wglChoosePixelFormatARB
;
2937 opengl_funcs
.ext
.p_wglGetPixelFormatAttribfvARB
= X11DRV_wglGetPixelFormatAttribfvARB
;
2938 opengl_funcs
.ext
.p_wglGetPixelFormatAttribivARB
= X11DRV_wglGetPixelFormatAttribivARB
;
2940 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
2941 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_render_texture") ||
2942 (glxRequireVersion(3) && has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_pbuffer") && use_render_texture_emulation
))
2944 register_extension( "WGL_ARB_render_texture" );
2945 opengl_funcs
.ext
.p_wglBindTexImageARB
= X11DRV_wglBindTexImageARB
;
2946 opengl_funcs
.ext
.p_wglReleaseTexImageARB
= X11DRV_wglReleaseTexImageARB
;
2948 /* The WGL version of GLX_NV_float_buffer requires render_texture */
2949 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer"))
2950 register_extension("WGL_NV_float_buffer");
2952 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
2953 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_texture_rectangle"))
2954 register_extension("WGL_NV_texture_rectangle");
2957 /* EXT Extensions */
2959 register_extension( "WGL_EXT_extensions_string" );
2960 opengl_funcs
.ext
.p_wglGetExtensionsStringEXT
= X11DRV_wglGetExtensionsStringEXT
;
2962 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
2963 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
2964 register_extension( "WGL_EXT_swap_control" );
2965 opengl_funcs
.ext
.p_wglSwapIntervalEXT
= X11DRV_wglSwapIntervalEXT
;
2966 opengl_funcs
.ext
.p_wglGetSwapIntervalEXT
= X11DRV_wglGetSwapIntervalEXT
;
2968 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_framebuffer_sRGB"))
2969 register_extension("WGL_EXT_framebuffer_sRGB");
2971 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_fbconfig_packed_float"))
2972 register_extension("WGL_EXT_pixel_format_packed_float");
2974 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control"))
2975 has_swap_control
= TRUE
;
2977 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
2978 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_vertex_array_range"))
2980 register_extension( "WGL_NV_vertex_array_range" );
2981 opengl_funcs
.ext
.p_wglAllocateMemoryNV
= pglXAllocateMemoryNV
;
2982 opengl_funcs
.ext
.p_wglFreeMemoryNV
= pglXFreeMemoryNV
;
2985 /* WINE-specific WGL Extensions */
2987 /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset).
2988 * The default wglSetPixelFormat doesn't allow this, so add our own which allows it.
2990 register_extension( "WGL_WINE_pixel_format_passthrough" );
2991 opengl_funcs
.ext
.p_wglSetPixelFormatWINE
= X11DRV_wglSetPixelFormatWINE
;
2995 BOOL
destroy_glxpixmap(Display
*display
, XID glxpixmap
)
2998 pglXDestroyGLXPixmap(display
, glxpixmap
);
2999 wine_tsx11_unlock();
3004 * glxdrv_SwapBuffers
3006 * Swap the buffers of this DC
3008 static BOOL
glxdrv_SwapBuffers(PHYSDEV dev
)
3010 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
3011 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3013 TRACE("(%p)\n", dev
->hdc
);
3017 WARN("Using a NULL context, skipping\n");
3018 SetLastError(ERROR_INVALID_HANDLE
);
3022 if (!physdev
->drawable
)
3024 WARN("Using an invalid drawable, skipping\n");
3025 SetLastError(ERROR_INVALID_HANDLE
);
3031 switch (physdev
->type
)
3033 case DC_GL_PIXMAP_WIN
:
3034 if(pglXCopySubBufferMESA
) {
3035 int w
= physdev
->x11dev
->dc_rect
.right
- physdev
->x11dev
->dc_rect
.left
;
3036 int h
= physdev
->x11dev
->dc_rect
.bottom
- physdev
->x11dev
->dc_rect
.top
;
3038 /* (glX)SwapBuffers has an implicit glFlush effect, however
3039 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
3043 pglXCopySubBufferMESA(gdi_display
, physdev
->drawable
, 0, 0, w
, h
);
3048 pglXSwapBuffers(gdi_display
, physdev
->drawable
);
3052 flush_gl_drawable( physdev
);
3053 wine_tsx11_unlock();
3058 static long prev_time
, start_time
;
3059 static unsigned long frames
, frames_total
;
3061 DWORD time
= GetTickCount();
3064 /* every 1.5 seconds */
3065 if (time
- prev_time
> 1500) {
3066 TRACE_(fps
)("@ approx %.2ffps, total %.2ffps\n",
3067 1000.0*frames
/(time
- prev_time
), 1000.0*frames_total
/(time
- start_time
));
3070 if(start_time
== 0) start_time
= time
;
3077 XVisualInfo
*visual_from_fbconfig_id( XID fbconfig_id
)
3079 WineGLPixelFormat
*fmt
;
3082 fmt
= ConvertPixelFormatGLXtoWGL(gdi_display
, fbconfig_id
, 0 /* no flags */);
3087 ret
= pglXGetVisualFromFBConfig(gdi_display
, fmt
->fbconfig
);
3088 wine_tsx11_unlock();
3092 static BOOL
create_glx_dc( PHYSDEV
*pdev
)
3094 /* assume that only the main x11 device implements GetDeviceCaps */
3095 X11DRV_PDEVICE
*x11dev
= get_x11drv_dev( GET_NEXT_PHYSDEV( *pdev
, pGetDeviceCaps
));
3096 struct glx_physdev
*physdev
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*physdev
) );
3098 if (!physdev
) return FALSE
;
3099 physdev
->x11dev
= x11dev
;
3100 push_dc_driver( pdev
, &physdev
->dev
, &glxdrv_funcs
);
3104 /**********************************************************************
3107 static BOOL
glxdrv_CreateDC( PHYSDEV
*pdev
, LPCWSTR driver
, LPCWSTR device
,
3108 LPCWSTR output
, const DEVMODEW
* initData
)
3110 return create_glx_dc( pdev
);
3113 /**********************************************************************
3114 * glxdrv_CreateCompatibleDC
3116 static BOOL
glxdrv_CreateCompatibleDC( PHYSDEV orig
, PHYSDEV
*pdev
)
3118 if (orig
) /* chain to next driver first */
3120 orig
= GET_NEXT_PHYSDEV( orig
, pCreateCompatibleDC
);
3121 if (!orig
->funcs
->pCreateCompatibleDC( orig
, pdev
)) return FALSE
;
3123 /* otherwise we have been called by x11drv */
3124 return create_glx_dc( pdev
);
3127 /**********************************************************************
3130 static BOOL
glxdrv_DeleteDC( PHYSDEV dev
)
3132 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
3133 HeapFree( GetProcessHeap(), 0, physdev
);
3137 /**********************************************************************
3140 static INT
glxdrv_ExtEscape( PHYSDEV dev
, INT escape
, INT in_count
, LPCVOID in_data
,
3141 INT out_count
, LPVOID out_data
)
3143 struct glx_physdev
*physdev
= get_glxdrv_dev( dev
);
3145 dev
= GET_NEXT_PHYSDEV( dev
, pExtEscape
);
3147 if (escape
== X11DRV_ESCAPE
&& in_data
&& in_count
>= sizeof(enum x11drv_escape_codes
))
3149 switch (*(const enum x11drv_escape_codes
*)in_data
)
3151 case X11DRV_SET_DRAWABLE
:
3152 if (in_count
>= sizeof(struct x11drv_escape_set_drawable
))
3154 const struct x11drv_escape_set_drawable
*data
= in_data
;
3155 physdev
->pixel_format
= pixelformat_from_fbconfig_id( data
->fbconfig_id
);
3156 physdev
->type
= data
->gl_type
;
3157 physdev
->drawable
= data
->gl_drawable
;
3158 physdev
->pixmap
= data
->pixmap
;
3159 TRACE( "SET_DRAWABLE hdc %p drawable %lx pf %u type %u\n",
3160 dev
->hdc
, physdev
->drawable
, physdev
->pixel_format
, physdev
->type
);
3163 case X11DRV_GET_DRAWABLE
:
3164 if (out_count
>= sizeof(struct x11drv_escape_get_drawable
))
3166 struct x11drv_escape_get_drawable
*data
= out_data
;
3167 data
->pixel_format
= physdev
->pixel_format
;
3168 data
->gl_type
= physdev
->type
;
3169 data
->gl_drawable
= physdev
->drawable
;
3170 data
->pixmap
= physdev
->pixmap
;
3173 case X11DRV_FLUSH_GL_DRAWABLE
:
3174 flush_gl_drawable( physdev
);
3180 return dev
->funcs
->pExtEscape( dev
, escape
, in_count
, in_data
, out_count
, out_data
);
3183 /**********************************************************************
3184 * glxdrv_wine_get_wgl_driver
3186 static struct opengl_funcs
* glxdrv_wine_get_wgl_driver( PHYSDEV dev
, UINT version
)
3188 if (version
!= WINE_WGL_DRIVER_VERSION
)
3190 ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version
, WINE_WGL_DRIVER_VERSION
);
3194 if (has_opengl()) return &opengl_funcs
;
3196 dev
= GET_NEXT_PHYSDEV( dev
, wine_get_wgl_driver
);
3197 return dev
->funcs
->wine_get_wgl_driver( dev
, version
);
3200 static const struct gdi_dc_funcs glxdrv_funcs
=
3202 NULL
, /* pAbortDoc */
3203 NULL
, /* pAbortPath */
3204 NULL
, /* pAlphaBlend */
3205 NULL
, /* pAngleArc */
3208 NULL
, /* pBeginPath */
3209 NULL
, /* pBlendImage */
3211 NULL
, /* pCloseFigure */
3212 glxdrv_CreateCompatibleDC
, /* pCreateCompatibleDC */
3213 glxdrv_CreateDC
, /* pCreateDC */
3214 glxdrv_DeleteDC
, /* pDeleteDC */
3215 NULL
, /* pDeleteObject */
3216 glxdrv_DescribePixelFormat
, /* pDescribePixelFormat */
3217 NULL
, /* pDeviceCapabilities */
3218 NULL
, /* pEllipse */
3220 NULL
, /* pEndPage */
3221 NULL
, /* pEndPath */
3222 NULL
, /* pEnumFonts */
3223 NULL
, /* pEnumICMProfiles */
3224 NULL
, /* pExcludeClipRect */
3225 NULL
, /* pExtDeviceMode */
3226 glxdrv_ExtEscape
, /* pExtEscape */
3227 NULL
, /* pExtFloodFill */
3228 NULL
, /* pExtSelectClipRgn */
3229 NULL
, /* pExtTextOut */
3230 NULL
, /* pFillPath */
3231 NULL
, /* pFillRgn */
3232 NULL
, /* pFlattenPath */
3233 NULL
, /* pFontIsLinked */
3234 NULL
, /* pFrameRgn */
3235 NULL
, /* pGdiComment */
3236 NULL
, /* pGdiRealizationInfo */
3237 NULL
, /* pGetBoundsRect */
3238 NULL
, /* pGetCharABCWidths */
3239 NULL
, /* pGetCharABCWidthsI */
3240 NULL
, /* pGetCharWidth */
3241 NULL
, /* pGetDeviceCaps */
3242 NULL
, /* pGetDeviceGammaRamp */
3243 NULL
, /* pGetFontData */
3244 NULL
, /* pGetFontUnicodeRanges */
3245 NULL
, /* pGetGlyphIndices */
3246 NULL
, /* pGetGlyphOutline */
3247 NULL
, /* pGetICMProfile */
3248 NULL
, /* pGetImage */
3249 NULL
, /* pGetKerningPairs */
3250 NULL
, /* pGetNearestColor */
3251 NULL
, /* pGetOutlineTextMetrics */
3252 NULL
, /* pGetPixel */
3253 NULL
, /* pGetSystemPaletteEntries */
3254 NULL
, /* pGetTextCharsetInfo */
3255 NULL
, /* pGetTextExtentExPoint */
3256 NULL
, /* pGetTextExtentExPointI */
3257 NULL
, /* pGetTextFace */
3258 NULL
, /* pGetTextMetrics */
3259 NULL
, /* pGradientFill */
3260 NULL
, /* pIntersectClipRect */
3261 NULL
, /* pInvertRgn */
3263 NULL
, /* pModifyWorldTransform */
3265 NULL
, /* pOffsetClipRgn */
3266 NULL
, /* pOffsetViewportOrg */
3267 NULL
, /* pOffsetWindowOrg */
3268 NULL
, /* pPaintRgn */
3271 NULL
, /* pPolyBezier */
3272 NULL
, /* pPolyBezierTo */
3273 NULL
, /* pPolyDraw */
3274 NULL
, /* pPolyPolygon */
3275 NULL
, /* pPolyPolyline */
3276 NULL
, /* pPolygon */
3277 NULL
, /* pPolyline */
3278 NULL
, /* pPolylineTo */
3279 NULL
, /* pPutImage */
3280 NULL
, /* pRealizeDefaultPalette */
3281 NULL
, /* pRealizePalette */
3282 NULL
, /* pRectangle */
3283 NULL
, /* pResetDC */
3284 NULL
, /* pRestoreDC */
3285 NULL
, /* pRoundRect */
3287 NULL
, /* pScaleViewportExt */
3288 NULL
, /* pScaleWindowExt */
3289 NULL
, /* pSelectBitmap */
3290 NULL
, /* pSelectBrush */
3291 NULL
, /* pSelectClipPath */
3292 NULL
, /* pSelectFont */
3293 NULL
, /* pSelectPalette */
3294 NULL
, /* pSelectPen */
3295 NULL
, /* pSetArcDirection */
3296 NULL
, /* pSetBkColor */
3297 NULL
, /* pSetBkMode */
3298 NULL
, /* pSetBoundsRect */
3299 NULL
, /* pSetDCBrushColor */
3300 NULL
, /* pSetDCPenColor */
3301 NULL
, /* pSetDIBitsToDevice */
3302 NULL
, /* pSetDeviceClipping */
3303 NULL
, /* pSetDeviceGammaRamp */
3304 NULL
, /* pSetLayout */
3305 NULL
, /* pSetMapMode */
3306 NULL
, /* pSetMapperFlags */
3307 NULL
, /* pSetPixel */
3308 glxdrv_SetPixelFormat
, /* pSetPixelFormat */
3309 NULL
, /* pSetPolyFillMode */
3310 NULL
, /* pSetROP2 */
3311 NULL
, /* pSetRelAbs */
3312 NULL
, /* pSetStretchBltMode */
3313 NULL
, /* pSetTextAlign */
3314 NULL
, /* pSetTextCharacterExtra */
3315 NULL
, /* pSetTextColor */
3316 NULL
, /* pSetTextJustification */
3317 NULL
, /* pSetViewportExt */
3318 NULL
, /* pSetViewportOrg */
3319 NULL
, /* pSetWindowExt */
3320 NULL
, /* pSetWindowOrg */
3321 NULL
, /* pSetWorldTransform */
3322 NULL
, /* pStartDoc */
3323 NULL
, /* pStartPage */
3324 NULL
, /* pStretchBlt */
3325 NULL
, /* pStretchDIBits */
3326 NULL
, /* pStrokeAndFillPath */
3327 NULL
, /* pStrokePath */
3328 glxdrv_SwapBuffers
, /* pSwapBuffers */
3329 NULL
, /* pUnrealizePalette */
3330 NULL
, /* pWidenPath */
3331 glxdrv_wine_get_wgl_driver
, /* wine_get_wgl_driver */
3332 GDI_PRIORITY_GRAPHICS_DRV
+ 20 /* priority */
3335 static struct opengl_funcs opengl_funcs
=
3338 glxdrv_wglCopyContext
, /* p_wglCopyContext */
3339 glxdrv_wglCreateContext
, /* p_wglCreateContext */
3340 glxdrv_wglDeleteContext
, /* p_wglDeleteContext */
3341 glxdrv_wglGetCurrentDC
, /* p_wglGetCurrentDC */
3342 glxdrv_wglGetPixelFormat
, /* p_wglGetPixelFormat */
3343 glxdrv_wglGetProcAddress
, /* p_wglGetProcAddress */
3344 glxdrv_wglMakeCurrent
, /* p_wglMakeCurrent */
3345 glxdrv_wglShareLists
, /* p_wglShareLists */
3349 const struct gdi_dc_funcs
*get_glx_driver(void)
3351 return &glxdrv_funcs
;
3354 #else /* no OpenGL includes */
3356 const struct gdi_dc_funcs
*get_glx_driver(void)
3361 void mark_drawable_dirty(Drawable old
, Drawable
new)
3365 Drawable
create_glxpixmap(Display
*display
, XVisualInfo
*vis
, Pixmap parent
)
3371 BOOL
destroy_glxpixmap(Display
*display
, XID glxpixmap
)
3376 XVisualInfo
*visual_from_fbconfig_id( XID fbconfig_id
)
3381 #endif /* defined(SONAME_LIBGL) */