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>
41 #include "xcomposite.h"
43 #include "wine/library.h"
44 #include "wine/debug.h"
48 WINE_DEFAULT_DEBUG_CHANNEL(wgl
);
49 WINE_DECLARE_DEBUG_CHANNEL(winediag
);
52 #include "wine/wgl_driver.h"
54 typedef struct __GLXcontextRec
*GLXContext
;
55 typedef struct __GLXFBConfigRec
*GLXFBConfig
;
56 typedef XID GLXPixmap
;
57 typedef XID GLXDrawable
;
58 typedef XID GLXFBConfigID
;
59 typedef XID GLXContextID
;
60 typedef XID GLXWindow
;
61 typedef XID GLXPbuffer
;
64 #define GLX_BUFFER_SIZE 2
67 #define GLX_DOUBLEBUFFER 5
69 #define GLX_AUX_BUFFERS 7
70 #define GLX_RED_SIZE 8
71 #define GLX_GREEN_SIZE 9
72 #define GLX_BLUE_SIZE 10
73 #define GLX_ALPHA_SIZE 11
74 #define GLX_DEPTH_SIZE 12
75 #define GLX_STENCIL_SIZE 13
76 #define GLX_ACCUM_RED_SIZE 14
77 #define GLX_ACCUM_GREEN_SIZE 15
78 #define GLX_ACCUM_BLUE_SIZE 16
79 #define GLX_ACCUM_ALPHA_SIZE 17
81 #define GLX_BAD_SCREEN 1
82 #define GLX_BAD_ATTRIBUTE 2
83 #define GLX_NO_EXTENSION 3
84 #define GLX_BAD_VISUAL 4
85 #define GLX_BAD_CONTEXT 5
86 #define GLX_BAD_VALUE 6
87 #define GLX_BAD_ENUM 7
91 #define GLX_EXTENSIONS 3
93 #define GLX_CONFIG_CAVEAT 0x20
94 #define GLX_DONT_CARE 0xFFFFFFFF
95 #define GLX_X_VISUAL_TYPE 0x22
96 #define GLX_TRANSPARENT_TYPE 0x23
97 #define GLX_TRANSPARENT_INDEX_VALUE 0x24
98 #define GLX_TRANSPARENT_RED_VALUE 0x25
99 #define GLX_TRANSPARENT_GREEN_VALUE 0x26
100 #define GLX_TRANSPARENT_BLUE_VALUE 0x27
101 #define GLX_TRANSPARENT_ALPHA_VALUE 0x28
102 #define GLX_WINDOW_BIT 0x00000001
103 #define GLX_PIXMAP_BIT 0x00000002
104 #define GLX_PBUFFER_BIT 0x00000004
105 #define GLX_AUX_BUFFERS_BIT 0x00000010
106 #define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
107 #define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
108 #define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
109 #define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
110 #define GLX_DEPTH_BUFFER_BIT 0x00000020
111 #define GLX_STENCIL_BUFFER_BIT 0x00000040
112 #define GLX_ACCUM_BUFFER_BIT 0x00000080
113 #define GLX_NONE 0x8000
114 #define GLX_SLOW_CONFIG 0x8001
115 #define GLX_TRUE_COLOR 0x8002
116 #define GLX_DIRECT_COLOR 0x8003
117 #define GLX_PSEUDO_COLOR 0x8004
118 #define GLX_STATIC_COLOR 0x8005
119 #define GLX_GRAY_SCALE 0x8006
120 #define GLX_STATIC_GRAY 0x8007
121 #define GLX_TRANSPARENT_RGB 0x8008
122 #define GLX_TRANSPARENT_INDEX 0x8009
123 #define GLX_VISUAL_ID 0x800B
124 #define GLX_SCREEN 0x800C
125 #define GLX_NON_CONFORMANT_CONFIG 0x800D
126 #define GLX_DRAWABLE_TYPE 0x8010
127 #define GLX_RENDER_TYPE 0x8011
128 #define GLX_X_RENDERABLE 0x8012
129 #define GLX_FBCONFIG_ID 0x8013
130 #define GLX_RGBA_TYPE 0x8014
131 #define GLX_COLOR_INDEX_TYPE 0x8015
132 #define GLX_MAX_PBUFFER_WIDTH 0x8016
133 #define GLX_MAX_PBUFFER_HEIGHT 0x8017
134 #define GLX_MAX_PBUFFER_PIXELS 0x8018
135 #define GLX_PRESERVED_CONTENTS 0x801B
136 #define GLX_LARGEST_PBUFFER 0x801C
137 #define GLX_WIDTH 0x801D
138 #define GLX_HEIGHT 0x801E
139 #define GLX_EVENT_MASK 0x801F
140 #define GLX_DAMAGED 0x8020
141 #define GLX_SAVED 0x8021
142 #define GLX_WINDOW 0x8022
143 #define GLX_PBUFFER 0x8023
144 #define GLX_PBUFFER_HEIGHT 0x8040
145 #define GLX_PBUFFER_WIDTH 0x8041
146 #define GLX_SWAP_METHOD_OML 0x8060
147 #define GLX_SWAP_EXCHANGE_OML 0x8061
148 #define GLX_SWAP_COPY_OML 0x8062
149 #define GLX_SWAP_UNDEFINED_OML 0x8063
150 #define GLX_RGBA_BIT 0x00000001
151 #define GLX_COLOR_INDEX_BIT 0x00000002
152 #define GLX_PBUFFER_CLOBBER_MASK 0x08000000
154 /** GLX_ARB_multisample */
155 #define GLX_SAMPLE_BUFFERS_ARB 100000
156 #define GLX_SAMPLES_ARB 100001
157 /** GLX_ARB_framebuffer_sRGB */
158 #define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2
159 /** GLX_EXT_fbconfig_packed_float */
160 #define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1
161 #define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT 0x00000008
162 /** GLX_ARB_create_context */
163 #define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
164 #define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
165 #define GLX_CONTEXT_FLAGS_ARB 0x2094
166 /** GLX_ARB_create_context_no_error */
167 #define GLX_CONTEXT_OPENGL_NO_ERROR_ARB 0x31B3
168 /** GLX_ARB_create_context_profile */
169 #define GLX_CONTEXT_PROFILE_MASK_ARB 0x9126
170 /** GLX_ATI_pixel_format_float */
171 #define GLX_RGBA_FLOAT_ATI_BIT 0x00000100
172 /** GLX_ARB_pixel_format_float */
173 #define GLX_RGBA_FLOAT_BIT 0x00000004
174 #define GLX_RGBA_FLOAT_TYPE 0x20B9
175 /** GLX_MESA_query_renderer */
176 #define GLX_RENDERER_ID_MESA 0x818E
177 /** GLX_NV_float_buffer */
178 #define GLX_FLOAT_COMPONENTS_NV 0x20B0
182 const char *glVersion
;
187 const char *glxServerVersion
;
188 const char *glxServerVendor
;
189 const char *glxServerExtensions
;
191 const char *glxClientVersion
;
192 const char *glxClientVendor
;
193 const char *glxClientExtensions
;
195 const char *glxExtensions
;
198 char wglExtensions
[4096];
201 struct wgl_pixel_format
203 GLXFBConfig fbconfig
;
206 DWORD dwFlags
; /* We store some PFD_* flags in here for emulated bitmap formats */
212 BOOL has_been_current
;
216 const struct wgl_pixel_format
*fmt
;
217 int numAttribs
; /* This is needed for delaying wglCreateContextAttribsARB */
218 int attribList
[16]; /* This is needed for delaying wglCreateContextAttribsARB */
220 GLXDrawable drawables
[2];
221 BOOL refresh_drawables
;
228 const struct wgl_pixel_format
* fmt
;
232 int use_render_texture
; /* This is also the internal texture format */
233 int texture_bind_target
;
235 GLint texture_format
;
236 GLuint texture_target
;
240 GLXContext tmp_context
;
241 GLXContext prev_context
;
247 DC_GL_NONE
, /* no GL support (pixel format not set yet) */
248 DC_GL_WINDOW
, /* normal top-level window */
249 DC_GL_CHILD_WIN
, /* child window using XComposite */
250 DC_GL_PIXMAP_WIN
, /* child window using intermediate pixmap */
251 DC_GL_PBUFFER
/* pseudo memory DC using a PBuffer */
256 enum dc_gl_type type
; /* type of GL surface */
257 GLXDrawable drawable
; /* drawable for rendering with GL */
258 Window window
; /* window if drawable is a GLXWindow */
259 Pixmap pixmap
; /* base pixmap if drawable is a GLXPixmap */
260 Colormap colormap
; /* colormap used for the drawable */
261 const struct wgl_pixel_format
*format
; /* pixel format for the drawable */
262 XVisualInfo
*visual
; /* information about the GL visual */
263 RECT rect
; /* drawable rect, relative to whole window drawable */
265 BOOL refresh_swap_interval
;
268 enum glx_swap_control_method
270 GLX_SWAP_CONTROL_NONE
,
271 GLX_SWAP_CONTROL_EXT
,
272 GLX_SWAP_CONTROL_SGI
,
273 GLX_SWAP_CONTROL_MESA
276 /* X context to associate a struct gl_drawable to an hwnd */
277 static XContext gl_hwnd_context
;
278 /* X context to associate a struct gl_drawable to a pbuffer hdc */
279 static XContext gl_pbuffer_context
;
281 static struct list context_list
= LIST_INIT( context_list
);
282 static struct list pbuffer_list
= LIST_INIT( pbuffer_list
);
283 static struct WineGLInfo WineGLInfo
= { 0 };
284 static struct wgl_pixel_format
*pixel_formats
;
285 static int nb_pixel_formats
, nb_onscreen_formats
;
286 static BOOL use_render_texture_emulation
= TRUE
;
288 /* Selects the preferred GLX swap control method for use by wglSwapIntervalEXT */
289 static enum glx_swap_control_method swap_control_method
= GLX_SWAP_CONTROL_NONE
;
290 /* Set when GLX_EXT_swap_control_tear is supported, requires GLX_SWAP_CONTROL_EXT */
291 static BOOL has_swap_control_tear
= FALSE
;
292 static BOOL has_swap_method
= FALSE
;
294 static CRITICAL_SECTION context_section
;
295 static CRITICAL_SECTION_DEBUG critsect_debug
=
297 0, 0, &context_section
,
298 { &critsect_debug
.ProcessLocksList
, &critsect_debug
.ProcessLocksList
},
299 0, 0, { (DWORD_PTR
)(__FILE__
": context_section") }
301 static CRITICAL_SECTION context_section
= { &critsect_debug
, -1, 0, 0, 0, 0 };
303 static const BOOL is_win64
= sizeof(void *) > sizeof(int);
305 static struct opengl_funcs opengl_funcs
;
307 #define USE_GL_FUNC(name) #name,
308 static const char *opengl_func_names
[] = { ALL_WGL_FUNCS
};
311 static void X11DRV_WineGL_LoadExtensions(void);
312 static void init_pixel_formats( Display
*display
);
313 static BOOL
glxRequireVersion(int requiredVersion
);
315 static void dump_PIXELFORMATDESCRIPTOR(const PIXELFORMATDESCRIPTOR
*ppfd
) {
316 TRACE(" - size / version : %d / %d\n", ppfd
->nSize
, ppfd
->nVersion
);
317 TRACE(" - dwFlags : ");
318 #define TEST_AND_DUMP(t,tv) if ((t) & (tv)) TRACE(#tv " ")
319 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DEPTH_DONTCARE
);
320 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER
);
321 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DOUBLEBUFFER_DONTCARE
);
322 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_WINDOW
);
323 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_DRAW_TO_BITMAP
);
324 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_ACCELERATED
);
325 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_GENERIC_FORMAT
);
326 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_PALETTE
);
327 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_NEED_SYSTEM_PALETTE
);
328 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO
);
329 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_STEREO_DONTCARE
);
330 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_GDI
);
331 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_OPENGL
);
332 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_COPY
);
333 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_EXCHANGE
);
334 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SWAP_LAYER_BUFFERS
);
335 /* PFD_SUPPORT_COMPOSITION is new in Vista, it is similar to composition
336 * under X e.g. COMPOSITE + GLX_EXT_TEXTURE_FROM_PIXMAP. */
337 TEST_AND_DUMP(ppfd
->dwFlags
, PFD_SUPPORT_COMPOSITION
);
341 TRACE(" - iPixelType : ");
342 switch (ppfd
->iPixelType
) {
343 case PFD_TYPE_RGBA
: TRACE("PFD_TYPE_RGBA"); break;
344 case PFD_TYPE_COLORINDEX
: TRACE("PFD_TYPE_COLORINDEX"); break;
348 TRACE(" - Color : %d\n", ppfd
->cColorBits
);
349 TRACE(" - Red : %d\n", ppfd
->cRedBits
);
350 TRACE(" - Green : %d\n", ppfd
->cGreenBits
);
351 TRACE(" - Blue : %d\n", ppfd
->cBlueBits
);
352 TRACE(" - Alpha : %d\n", ppfd
->cAlphaBits
);
353 TRACE(" - Accum : %d\n", ppfd
->cAccumBits
);
354 TRACE(" - Depth : %d\n", ppfd
->cDepthBits
);
355 TRACE(" - Stencil : %d\n", ppfd
->cStencilBits
);
356 TRACE(" - Aux : %d\n", ppfd
->cAuxBuffers
);
358 TRACE(" - iLayerType : ");
359 switch (ppfd
->iLayerType
) {
360 case PFD_MAIN_PLANE
: TRACE("PFD_MAIN_PLANE"); break;
361 case PFD_OVERLAY_PLANE
: TRACE("PFD_OVERLAY_PLANE"); break;
362 case (BYTE
)PFD_UNDERLAY_PLANE
: TRACE("PFD_UNDERLAY_PLANE"); break;
367 #define PUSH1(attribs,att) do { attribs[nAttribs++] = (att); } while (0)
368 #define PUSH2(attribs,att,value) do { attribs[nAttribs++] = (att); attribs[nAttribs++] = (value); } while(0)
371 static XVisualInfo
* (*pglXChooseVisual
)( Display
*dpy
, int screen
, int *attribList
);
372 static GLXContext (*pglXCreateContext
)( Display
*dpy
, XVisualInfo
*vis
, GLXContext shareList
, Bool direct
);
373 static void (*pglXDestroyContext
)( Display
*dpy
, GLXContext ctx
);
374 static Bool (*pglXMakeCurrent
)( Display
*dpy
, GLXDrawable drawable
, GLXContext ctx
);
375 static void (*pglXCopyContext
)( Display
*dpy
, GLXContext src
, GLXContext dst
, unsigned long mask
);
376 static void (*pglXSwapBuffers
)( Display
*dpy
, GLXDrawable drawable
);
377 static Bool (*pglXQueryExtension
)( Display
*dpy
, int *errorb
, int *event
);
378 static Bool (*pglXQueryVersion
)( Display
*dpy
, int *maj
, int *min
);
379 static Bool (*pglXIsDirect
)( Display
*dpy
, GLXContext ctx
);
380 static int (*pglXGetConfig
)( Display
*dpy
, XVisualInfo
*visual
, int attrib
, int *value
);
381 static GLXContext (*pglXGetCurrentContext
)( void );
382 static GLXDrawable (*pglXGetCurrentDrawable
)( void );
385 static const char *(*pglXQueryExtensionsString
)( Display
*dpy
, int screen
);
386 static const char *(*pglXQueryServerString
)( Display
*dpy
, int screen
, int name
);
387 static const char *(*pglXGetClientString
)( Display
*dpy
, int name
);
390 static GLXFBConfig
*(*pglXChooseFBConfig
)( Display
*dpy
, int screen
, const int *attribList
, int *nitems
);
391 static int (*pglXGetFBConfigAttrib
)( Display
*dpy
, GLXFBConfig config
, int attribute
, int *value
);
392 static GLXFBConfig
*(*pglXGetFBConfigs
)( Display
*dpy
, int screen
, int *nelements
);
393 static XVisualInfo
*(*pglXGetVisualFromFBConfig
)( Display
*dpy
, GLXFBConfig config
);
394 static GLXPbuffer (*pglXCreatePbuffer
)( Display
*dpy
, GLXFBConfig config
, const int *attribList
);
395 static void (*pglXDestroyPbuffer
)( Display
*dpy
, GLXPbuffer pbuf
);
396 static void (*pglXQueryDrawable
)( Display
*dpy
, GLXDrawable draw
, int attribute
, unsigned int *value
);
397 static GLXContext (*pglXCreateNewContext
)( Display
*dpy
, GLXFBConfig config
, int renderType
, GLXContext shareList
, Bool direct
);
398 static Bool (*pglXMakeContextCurrent
)( Display
*dpy
, GLXDrawable draw
, GLXDrawable read
, GLXContext ctx
);
399 static GLXPixmap (*pglXCreatePixmap
)( Display
*dpy
, GLXFBConfig config
, Pixmap pixmap
, const int *attrib_list
);
400 static void (*pglXDestroyPixmap
)( Display
*dpy
, GLXPixmap pixmap
);
401 static GLXWindow (*pglXCreateWindow
)( Display
*dpy
, GLXFBConfig config
, Window win
, const int *attrib_list
);
402 static void (*pglXDestroyWindow
)( Display
*dpy
, GLXWindow win
);
405 static GLXContext (*pglXCreateContextAttribsARB
)(Display
*dpy
, GLXFBConfig config
, GLXContext share_context
, Bool direct
, const int *attrib_list
);
406 static void* (*pglXGetProcAddressARB
)(const GLubyte
*);
407 static void (*pglXSwapIntervalEXT
)(Display
*dpy
, GLXDrawable drawable
, int interval
);
408 static int (*pglXSwapIntervalSGI
)(int);
410 /* NV GLX Extension */
411 static void* (*pglXAllocateMemoryNV
)(GLsizei size
, GLfloat readfreq
, GLfloat writefreq
, GLfloat priority
);
412 static void (*pglXFreeMemoryNV
)(GLvoid
*pointer
);
414 /* MESA GLX Extensions */
415 static void (*pglXCopySubBufferMESA
)(Display
*dpy
, GLXDrawable drawable
, int x
, int y
, int width
, int height
);
416 static int (*pglXSwapIntervalMESA
)(unsigned int interval
);
417 static Bool (*pglXQueryCurrentRendererIntegerMESA
)(int attribute
, unsigned int *value
);
418 static const char *(*pglXQueryCurrentRendererStringMESA
)(int attribute
);
419 static Bool (*pglXQueryRendererIntegerMESA
)(Display
*dpy
, int screen
, int renderer
, int attribute
, unsigned int *value
);
420 static const char *(*pglXQueryRendererStringMESA
)(Display
*dpy
, int screen
, int renderer
, int attribute
);
422 /* OpenML GLX Extensions */
423 static Bool (*pglXWaitForSbcOML
)( Display
*dpy
, GLXDrawable drawable
,
424 INT64 target_sbc
, INT64
*ust
, INT64
*msc
, INT64
*sbc
);
425 static INT64 (*pglXSwapBuffersMscOML
)( Display
*dpy
, GLXDrawable drawable
,
426 INT64 target_msc
, INT64 divisor
, INT64 remainder
);
428 /* Standard OpenGL */
429 static void (*pglFinish
)(void);
430 static void (*pglFlush
)(void);
431 static const GLubyte
*(*pglGetString
)(GLenum name
);
433 static void wglFinish(void);
434 static void wglFlush(void);
435 static const GLubyte
*wglGetString(GLenum name
);
437 /* check if the extension is present in the list */
438 static BOOL
has_extension( const char *list
, const char *ext
)
440 size_t len
= strlen( ext
);
444 while (*list
== ' ') list
++;
445 if (!strncmp( list
, ext
, len
) && (!list
[len
] || list
[len
] == ' ')) return TRUE
;
446 list
= strchr( list
, ' ' );
451 static int GLXErrorHandler(Display
*dpy
, XErrorEvent
*event
, void *arg
)
453 /* In the future we might want to find the exact X or GLX error to report back to the app */
457 static BOOL
X11DRV_WineGL_InitOpenglInfo(void)
459 static const char legacy_extensions
[] = " WGL_EXT_extensions_string WGL_EXT_swap_control";
461 int screen
= DefaultScreen(gdi_display
);
462 Window win
= 0, root
= 0;
463 const char *gl_renderer
;
466 GLXContext ctx
= NULL
;
467 XSetWindowAttributes attr
;
469 int attribList
[] = {GLX_RGBA
, GLX_DOUBLEBUFFER
, None
};
471 attr
.override_redirect
= True
;
472 attr
.colormap
= None
;
473 attr
.border_pixel
= 0;
475 vis
= pglXChooseVisual(gdi_display
, screen
, attribList
);
478 WORD old_fs
= wine_get_fs();
479 /* Create a GLX Context. Without one we can't query GL information */
480 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
481 if (wine_get_fs() != old_fs
)
483 wine_set_fs( old_fs
);
484 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
485 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
489 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
494 root
= RootWindow( gdi_display
, vis
->screen
);
495 if (vis
->visual
!= DefaultVisual( gdi_display
, vis
->screen
))
496 attr
.colormap
= XCreateColormap( gdi_display
, root
, vis
->visual
, AllocNone
);
497 if ((win
= XCreateWindow( gdi_display
, root
, -1, -1, 1, 1, 0, vis
->depth
, InputOutput
,
498 vis
->visual
, CWBorderPixel
| CWOverrideRedirect
| CWColormap
, &attr
)))
499 XMapWindow( gdi_display
, win
);
503 if(pglXMakeCurrent(gdi_display
, win
, ctx
) == 0)
505 ERR_(winediag
)( "Unable to activate OpenGL context, most likely your %s OpenGL drivers haven't been "
506 "installed correctly\n", is_win64
? "64-bit" : "32-bit" );
509 gl_renderer
= (const char *)opengl_funcs
.gl
.p_glGetString(GL_RENDERER
);
510 WineGLInfo
.glVersion
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_VERSION
);
511 str
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_EXTENSIONS
);
512 WineGLInfo
.glExtensions
= HeapAlloc(GetProcessHeap(), 0, strlen(str
)+sizeof(legacy_extensions
));
513 strcpy(WineGLInfo
.glExtensions
, str
);
514 strcat(WineGLInfo
.glExtensions
, legacy_extensions
);
516 /* Get the common GLX version supported by GLX client and server ( major/minor) */
517 pglXQueryVersion(gdi_display
, &WineGLInfo
.glxVersion
[0], &WineGLInfo
.glxVersion
[1]);
519 WineGLInfo
.glxServerVersion
= pglXQueryServerString(gdi_display
, screen
, GLX_VERSION
);
520 WineGLInfo
.glxServerVendor
= pglXQueryServerString(gdi_display
, screen
, GLX_VENDOR
);
521 WineGLInfo
.glxServerExtensions
= pglXQueryServerString(gdi_display
, screen
, GLX_EXTENSIONS
);
523 WineGLInfo
.glxClientVersion
= pglXGetClientString(gdi_display
, GLX_VERSION
);
524 WineGLInfo
.glxClientVendor
= pglXGetClientString(gdi_display
, GLX_VENDOR
);
525 WineGLInfo
.glxClientExtensions
= pglXGetClientString(gdi_display
, GLX_EXTENSIONS
);
527 WineGLInfo
.glxExtensions
= pglXQueryExtensionsString(gdi_display
, screen
);
528 WineGLInfo
.glxDirect
= pglXIsDirect(gdi_display
, ctx
);
530 TRACE("GL version : %s.\n", WineGLInfo
.glVersion
);
531 TRACE("GL renderer : %s.\n", gl_renderer
);
532 TRACE("GLX version : %d.%d.\n", WineGLInfo
.glxVersion
[0], WineGLInfo
.glxVersion
[1]);
533 TRACE("Server GLX version : %s.\n", WineGLInfo
.glxServerVersion
);
534 TRACE("Server GLX vendor: : %s.\n", WineGLInfo
.glxServerVendor
);
535 TRACE("Client GLX version : %s.\n", WineGLInfo
.glxClientVersion
);
536 TRACE("Client GLX vendor: : %s.\n", WineGLInfo
.glxClientVendor
);
537 TRACE("Direct rendering enabled: %s\n", WineGLInfo
.glxDirect
? "True" : "False");
539 if(!WineGLInfo
.glxDirect
)
541 int fd
= ConnectionNumber(gdi_display
);
542 struct sockaddr_un uaddr
;
543 unsigned int uaddrlen
= sizeof(struct sockaddr_un
);
545 /* In general indirect rendering on a local X11 server indicates a driver problem.
546 * Detect a local X11 server by checking whether the X11 socket is a Unix socket.
548 if(!getsockname(fd
, (struct sockaddr
*)&uaddr
, &uaddrlen
) && uaddr
.sun_family
== AF_UNIX
)
549 ERR_(winediag
)("Direct rendering is disabled, most likely your %s OpenGL drivers "
550 "haven't been installed correctly (using GL renderer %s, version %s).\n",
551 is_win64
? "64-bit" : "32-bit", debugstr_a(gl_renderer
),
552 debugstr_a(WineGLInfo
.glVersion
));
556 /* In general you would expect that if direct rendering is returned, that you receive hardware
557 * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
558 * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
559 * software rendering, it shows direct rendering.
561 * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
562 * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
563 * it shows 'Mesa X11'.
565 if(!strcmp(gl_renderer
, "Software Rasterizer") || !strcmp(gl_renderer
, "Mesa X11"))
566 ERR_(winediag
)("The Mesa OpenGL driver is using software rendering, most likely your %s OpenGL "
567 "drivers haven't been installed correctly (using GL renderer %s, version %s).\n",
568 is_win64
? "64-bit" : "32-bit", debugstr_a(gl_renderer
),
569 debugstr_a(WineGLInfo
.glVersion
));
576 pglXMakeCurrent(gdi_display
, None
, NULL
);
577 pglXDestroyContext(gdi_display
, ctx
);
579 if (win
!= root
) XDestroyWindow( gdi_display
, win
);
580 if (attr
.colormap
) XFreeColormap( gdi_display
, attr
.colormap
);
581 if (!ret
) ERR(" couldn't initialize OpenGL, expect problems\n");
585 static void *opengl_handle
;
587 static BOOL WINAPI
init_opengl( INIT_ONCE
*once
, void *param
, void **context
)
590 int error_base
, event_base
;
593 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
594 and include all dependencies */
595 opengl_handle
= wine_dlopen(SONAME_LIBGL
, RTLD_NOW
|RTLD_GLOBAL
, buffer
, sizeof(buffer
));
596 if (opengl_handle
== NULL
)
598 ERR( "Failed to load libGL: %s\n", buffer
);
599 ERR( "OpenGL support is disabled.\n");
603 for (i
= 0; i
< sizeof(opengl_func_names
)/sizeof(opengl_func_names
[0]); i
++)
605 if (!(((void **)&opengl_funcs
.gl
)[i
] = wine_dlsym( opengl_handle
, opengl_func_names
[i
], NULL
, 0 )))
607 ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names
[i
] );
612 /* redirect some standard OpenGL functions */
613 #define REDIRECT(func) \
614 do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0)
615 REDIRECT( glFinish
);
617 REDIRECT( glGetString
);
620 pglXGetProcAddressARB
= wine_dlsym(opengl_handle
, "glXGetProcAddressARB", NULL
, 0);
621 if (pglXGetProcAddressARB
== NULL
) {
622 ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n");
626 #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \
628 ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \
633 LOAD_FUNCPTR(glXChooseVisual
);
634 LOAD_FUNCPTR(glXCopyContext
);
635 LOAD_FUNCPTR(glXCreateContext
);
636 LOAD_FUNCPTR(glXGetCurrentContext
);
637 LOAD_FUNCPTR(glXGetCurrentDrawable
);
638 LOAD_FUNCPTR(glXDestroyContext
);
639 LOAD_FUNCPTR(glXGetConfig
);
640 LOAD_FUNCPTR(glXIsDirect
);
641 LOAD_FUNCPTR(glXMakeCurrent
);
642 LOAD_FUNCPTR(glXSwapBuffers
);
643 LOAD_FUNCPTR(glXQueryExtension
);
644 LOAD_FUNCPTR(glXQueryVersion
);
647 LOAD_FUNCPTR(glXGetClientString
);
648 LOAD_FUNCPTR(glXQueryExtensionsString
);
649 LOAD_FUNCPTR(glXQueryServerString
);
652 LOAD_FUNCPTR(glXCreatePbuffer
);
653 LOAD_FUNCPTR(glXCreateNewContext
);
654 LOAD_FUNCPTR(glXDestroyPbuffer
);
655 LOAD_FUNCPTR(glXMakeContextCurrent
);
656 LOAD_FUNCPTR(glXGetFBConfigs
);
657 LOAD_FUNCPTR(glXCreatePixmap
);
658 LOAD_FUNCPTR(glXDestroyPixmap
);
659 LOAD_FUNCPTR(glXCreateWindow
);
660 LOAD_FUNCPTR(glXDestroyWindow
);
663 /* It doesn't matter if these fail. They'll only be used if the driver reports
664 the associated extension is available (and if a driver reports the extension
665 is available but fails to provide the functions, it's quite broken) */
666 #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f)
667 /* ARB GLX Extension */
668 LOAD_FUNCPTR(glXCreateContextAttribsARB
);
669 /* EXT GLX Extension */
670 LOAD_FUNCPTR(glXSwapIntervalEXT
);
671 /* MESA GLX Extension */
672 LOAD_FUNCPTR(glXSwapIntervalMESA
);
673 /* SGI GLX Extension */
674 LOAD_FUNCPTR(glXSwapIntervalSGI
);
675 /* NV GLX Extension */
676 LOAD_FUNCPTR(glXAllocateMemoryNV
);
677 LOAD_FUNCPTR(glXFreeMemoryNV
);
680 if(!X11DRV_WineGL_InitOpenglInfo()) goto failed
;
682 if (pglXQueryExtension(gdi_display
, &error_base
, &event_base
)) {
683 TRACE("GLX is up and running error_base = %d\n", error_base
);
685 ERR( "GLX extension is missing, disabling OpenGL.\n" );
688 gl_hwnd_context
= XUniqueContext();
689 gl_pbuffer_context
= XUniqueContext();
691 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
692 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
695 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
696 * depends on the reported GLX client / server version and on the client / server extension list.
697 * Those don't have to be the same.
699 * In general the server GLX information lists the capabilities in case of indirect rendering.
700 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
701 * available and in that case the client GLX informat can be used.
702 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
703 * in the GLX version/extension list. When a program does this it works for certain for both
704 * direct and indirect rendering.
706 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
707 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
708 * extension list which causes this extension not to be listed. (Wine requires this extension).
709 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
710 * pbuffers is around.
712 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
713 * the ATI drivers and from then on use GLX client information for them.
716 if(glxRequireVersion(3)) {
717 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
718 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
719 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
720 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
721 } else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_fbconfig")) {
722 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfigSGIX");
723 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttribSGIX");
724 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfigSGIX");
726 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
727 * enable this function when the Xserver understand GLX 1.3 or newer
729 pglXQueryDrawable
= NULL
;
730 } else if(strcmp("ATI", WineGLInfo
.glxClientVendor
) == 0) {
731 TRACE("Overriding ATI GLX capabilities!\n");
732 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
733 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
734 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
735 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
737 /* Use client GLX information in case of the ATI drivers. We override the
738 * capabilities over here and not somewhere else as ATI might better their
739 * life in the future. In case they release proper drivers this block of
740 * code won't be called. */
741 WineGLInfo
.glxExtensions
= WineGLInfo
.glxClientExtensions
;
743 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo
.glxServerVersion
);
746 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_copy_sub_buffer")) {
747 pglXCopySubBufferMESA
= pglXGetProcAddressARB((const GLubyte
*) "glXCopySubBufferMESA");
750 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_query_renderer" ))
752 pglXQueryCurrentRendererIntegerMESA
= pglXGetProcAddressARB(
753 (const GLubyte
*)"glXQueryCurrentRendererIntegerMESA" );
754 pglXQueryCurrentRendererStringMESA
= pglXGetProcAddressARB(
755 (const GLubyte
*)"glXQueryCurrentRendererStringMESA" );
756 pglXQueryRendererIntegerMESA
= pglXGetProcAddressARB( (const GLubyte
*)"glXQueryRendererIntegerMESA" );
757 pglXQueryRendererStringMESA
= pglXGetProcAddressARB( (const GLubyte
*)"glXQueryRendererStringMESA" );
760 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_OML_sync_control" ))
762 pglXWaitForSbcOML
= pglXGetProcAddressARB( (const GLubyte
*)"glXWaitForSbcOML" );
763 pglXSwapBuffersMscOML
= pglXGetProcAddressARB( (const GLubyte
*)"glXSwapBuffersMscOML" );
766 X11DRV_WineGL_LoadExtensions();
767 init_pixel_formats( gdi_display
);
771 wine_dlclose(opengl_handle
, NULL
, 0);
772 opengl_handle
= NULL
;
776 static BOOL
has_opengl(void)
778 static INIT_ONCE init_once
= INIT_ONCE_STATIC_INIT
;
779 InitOnceExecuteOnce(&init_once
, init_opengl
, NULL
, NULL
);
780 return opengl_handle
!= NULL
;
783 static const char *debugstr_fbconfig( GLXFBConfig fbconfig
)
785 int id
, visual
, drawable
;
787 if (pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_FBCONFIG_ID
, &id
))
788 return "*** invalid fbconfig";
789 pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_VISUAL_ID
, &visual
);
790 pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &drawable
);
791 return wine_dbg_sprintf( "fbconfig %#x visual id %#x drawable type %#x", id
, visual
, drawable
);
794 static int ConvertAttribWGLtoGLX(const int* iWGLAttr
, int* oGLXAttr
, struct wgl_pbuffer
* pbuf
) {
799 int nvfloatattrib
= GLX_DONT_CARE
;
800 int pixelattrib
= GLX_DONT_CARE
;
802 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
803 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
804 while (iWGLAttr
&& 0 != iWGLAttr
[cur
]) {
805 TRACE("pAttr[%d] = %x\n", cur
, iWGLAttr
[cur
]);
807 switch (iWGLAttr
[cur
]) {
808 case WGL_AUX_BUFFERS_ARB
:
809 pop
= iWGLAttr
[++cur
];
810 PUSH2(oGLXAttr
, GLX_AUX_BUFFERS
, pop
);
811 TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur
, pop
);
813 case WGL_COLOR_BITS_ARB
:
814 pop
= iWGLAttr
[++cur
];
815 PUSH2(oGLXAttr
, GLX_BUFFER_SIZE
, pop
);
816 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur
, pop
);
818 case WGL_BLUE_BITS_ARB
:
819 pop
= iWGLAttr
[++cur
];
820 PUSH2(oGLXAttr
, GLX_BLUE_SIZE
, pop
);
821 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur
, pop
);
823 case WGL_RED_BITS_ARB
:
824 pop
= iWGLAttr
[++cur
];
825 PUSH2(oGLXAttr
, GLX_RED_SIZE
, pop
);
826 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur
, pop
);
828 case WGL_GREEN_BITS_ARB
:
829 pop
= iWGLAttr
[++cur
];
830 PUSH2(oGLXAttr
, GLX_GREEN_SIZE
, pop
);
831 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur
, pop
);
833 case WGL_ALPHA_BITS_ARB
:
834 pop
= iWGLAttr
[++cur
];
835 PUSH2(oGLXAttr
, GLX_ALPHA_SIZE
, pop
);
836 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur
, pop
);
838 case WGL_DEPTH_BITS_ARB
:
839 pop
= iWGLAttr
[++cur
];
840 PUSH2(oGLXAttr
, GLX_DEPTH_SIZE
, pop
);
841 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur
, pop
);
843 case WGL_STENCIL_BITS_ARB
:
844 pop
= iWGLAttr
[++cur
];
845 PUSH2(oGLXAttr
, GLX_STENCIL_SIZE
, pop
);
846 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur
, pop
);
848 case WGL_DOUBLE_BUFFER_ARB
:
849 pop
= iWGLAttr
[++cur
];
850 PUSH2(oGLXAttr
, GLX_DOUBLEBUFFER
, pop
);
851 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur
, pop
);
854 pop
= iWGLAttr
[++cur
];
855 PUSH2(oGLXAttr
, GLX_STEREO
, pop
);
856 TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur
, pop
);
859 case WGL_PIXEL_TYPE_ARB
:
860 pop
= iWGLAttr
[++cur
];
861 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur
, pop
);
863 case WGL_TYPE_COLORINDEX_ARB
: pixelattrib
= GLX_COLOR_INDEX_BIT
; break ;
864 case WGL_TYPE_RGBA_ARB
: pixelattrib
= GLX_RGBA_BIT
; break ;
865 /* 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 */
866 case WGL_TYPE_RGBA_FLOAT_ATI
: pixelattrib
= GLX_RGBA_FLOAT_BIT
; break ;
867 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
: pixelattrib
= GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
; break ;
869 ERR("unexpected PixelType(%x)\n", pop
);
874 case WGL_SUPPORT_GDI_ARB
:
875 /* This flag is set in a pixel format */
876 pop
= iWGLAttr
[++cur
];
877 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur
, pop
);
880 case WGL_DRAW_TO_BITMAP_ARB
:
881 /* This flag is set in a pixel format */
882 pop
= iWGLAttr
[++cur
];
883 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur
, pop
);
886 case WGL_DRAW_TO_WINDOW_ARB
:
887 pop
= iWGLAttr
[++cur
];
888 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur
, pop
);
889 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
891 drawattrib
|= GLX_WINDOW_BIT
;
895 case WGL_DRAW_TO_PBUFFER_ARB
:
896 pop
= iWGLAttr
[++cur
];
897 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur
, pop
);
898 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
900 drawattrib
|= GLX_PBUFFER_BIT
;
904 case WGL_ACCELERATION_ARB
:
905 /* This flag is set in a pixel format */
906 pop
= iWGLAttr
[++cur
];
907 TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur
, pop
);
910 case WGL_SUPPORT_OPENGL_ARB
:
911 pop
= iWGLAttr
[++cur
];
912 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
913 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur
, pop
);
916 case WGL_SWAP_METHOD_ARB
:
917 pop
= iWGLAttr
[++cur
];
918 TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur
, pop
);
923 case WGL_SWAP_EXCHANGE_ARB
:
924 pop
= GLX_SWAP_EXCHANGE_OML
;
926 case WGL_SWAP_COPY_ARB
:
927 pop
= GLX_SWAP_COPY_OML
;
929 case WGL_SWAP_UNDEFINED_ARB
:
930 pop
= GLX_SWAP_UNDEFINED_OML
;
933 ERR("Unexpected swap method %#x.\n", pop
);
936 PUSH2(oGLXAttr
, GLX_SWAP_METHOD_OML
, pop
);
940 WARN("GLX_OML_swap_method not supported, ignoring attribute.\n");
944 case WGL_PBUFFER_LARGEST_ARB
:
945 pop
= iWGLAttr
[++cur
];
946 PUSH2(oGLXAttr
, GLX_LARGEST_PBUFFER
, pop
);
947 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur
, pop
);
950 case WGL_SAMPLE_BUFFERS_ARB
:
951 pop
= iWGLAttr
[++cur
];
952 PUSH2(oGLXAttr
, GLX_SAMPLE_BUFFERS_ARB
, pop
);
953 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur
, pop
);
956 case WGL_SAMPLES_ARB
:
957 pop
= iWGLAttr
[++cur
];
958 PUSH2(oGLXAttr
, GLX_SAMPLES_ARB
, pop
);
959 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur
, pop
);
962 case WGL_TEXTURE_FORMAT_ARB
:
963 case WGL_TEXTURE_TARGET_ARB
:
964 case WGL_MIPMAP_TEXTURE_ARB
:
965 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr
[cur
], iWGLAttr
[cur
+ 1]);
966 pop
= iWGLAttr
[++cur
];
968 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr
[cur
]);
970 if (!use_render_texture_emulation
) {
971 if (WGL_NO_TEXTURE_ARB
!= pop
) {
972 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr
[cur
]);
973 return -1; /** error: don't support it */
975 drawattrib
|= GLX_PBUFFER_BIT
;
979 case WGL_FLOAT_COMPONENTS_NV
:
980 nvfloatattrib
= iWGLAttr
[++cur
];
981 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur
, nvfloatattrib
);
983 case WGL_BIND_TO_TEXTURE_DEPTH_NV
:
984 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
985 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
986 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV
:
987 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV
:
988 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV
:
989 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV
:
990 pop
= iWGLAttr
[++cur
];
991 /** cannot be converted, see direct handling on
992 * - wglGetPixelFormatAttribivARB
993 * TODO: wglChoosePixelFormat
996 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
997 pop
= iWGLAttr
[++cur
];
998 PUSH2(oGLXAttr
, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
, pop
);
999 TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur
, pop
);
1002 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
1003 pop
= iWGLAttr
[++cur
];
1004 PUSH2(oGLXAttr
, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
, pop
);
1005 TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur
, pop
);
1008 FIXME("unsupported %x WGL Attribute\n", iWGLAttr
[cur
]);
1015 /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through
1016 * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that
1017 * pixmap and pbuffer formats appear as well. */
1018 if (!drawattrib
) drawattrib
= GLX_DONT_CARE
;
1019 PUSH2(oGLXAttr
, GLX_DRAWABLE_TYPE
, drawattrib
);
1020 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib
);
1022 /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB
1023 * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to
1024 * GLX_DONT_CARE unless it is overridden. */
1025 PUSH2(oGLXAttr
, GLX_RENDER_TYPE
, pixelattrib
);
1026 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib
);
1028 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
1029 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer")) {
1030 PUSH2(oGLXAttr
, GLX_FLOAT_COMPONENTS_NV
, nvfloatattrib
);
1031 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib
);
1037 static int get_render_type_from_fbconfig(Display
*display
, GLXFBConfig fbconfig
)
1039 int render_type
, render_type_bit
;
1040 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_RENDER_TYPE
, &render_type_bit
);
1041 switch(render_type_bit
)
1044 render_type
= GLX_RGBA_TYPE
;
1046 case GLX_COLOR_INDEX_BIT
:
1047 render_type
= GLX_COLOR_INDEX_TYPE
;
1049 case GLX_RGBA_FLOAT_BIT
:
1050 render_type
= GLX_RGBA_FLOAT_TYPE
;
1052 case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
:
1053 render_type
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
1056 ERR("Unknown render_type: %x\n", render_type_bit
);
1062 /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */
1063 static BOOL
check_fbconfig_bitmap_capability(Display
*display
, GLXFBConfig fbconfig
)
1066 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_DOUBLEBUFFER
, &dbuf
);
1067 pglXGetFBConfigAttrib(gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1069 /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have
1070 * the GLX_PIXMAP_BIT set. */
1071 return !dbuf
&& (value
& GLX_PIXMAP_BIT
);
1074 static void init_pixel_formats( Display
*display
)
1076 struct wgl_pixel_format
*list
;
1077 int size
= 0, onscreen_size
= 0;
1078 int fmt_id
, nCfgs
, i
, run
, bmp_formats
;
1080 XVisualInfo
*visinfo
;
1082 cfgs
= pglXGetFBConfigs(display
, DefaultScreen(display
), &nCfgs
);
1083 if (NULL
== cfgs
|| 0 == nCfgs
) {
1084 if(cfgs
!= NULL
) XFree(cfgs
);
1085 ERR("glXChooseFBConfig returns NULL\n");
1089 /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer.
1090 * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite).
1091 * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated)
1092 * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps.
1094 * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats.
1096 for(i
=0, bmp_formats
=0; i
<nCfgs
; i
++)
1098 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
1101 TRACE("Found %d bitmap capable fbconfigs\n", bmp_formats
);
1103 list
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, (nCfgs
+ bmp_formats
) * sizeof(*list
));
1105 /* Fill the pixel format list. Put onscreen formats at the top and offscreen ones at the bottom.
1106 * Do this as GLX doesn't guarantee that the list is sorted */
1107 for(run
=0; run
< 2; run
++)
1109 for(i
=0; i
<nCfgs
; i
++) {
1110 pglXGetFBConfigAttrib(display
, cfgs
[i
], GLX_FBCONFIG_ID
, &fmt_id
);
1111 visinfo
= pglXGetVisualFromFBConfig(display
, cfgs
[i
]);
1113 /* The first run we only add onscreen formats (ones which have an associated X Visual).
1114 * The second run we only set offscreen formats. */
1117 /* We implement child window rendering using offscreen buffers (using composite or an XPixmap).
1118 * The contents is copied to the destination using XCopyArea. For the copying to work
1119 * the depth of the source and destination window should be the same. In general this should
1120 * not be a problem for OpenGL as drivers only advertise formats with a similar depth (or no depth).
1121 * As of the introduction of composition managers at least Nvidia now also offers ARGB visuals
1122 * with a depth of 32 in addition to the default 24 bit. In order to prevent BadMatch errors we only
1123 * list formats with the same depth. */
1124 if(visinfo
->depth
!= default_visual
.depth
)
1130 TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1131 list
[size
].fbconfig
= cfgs
[i
];
1132 list
[size
].fmt_id
= fmt_id
;
1133 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1134 list
[size
].dwFlags
= 0;
1138 /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */
1139 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
1141 TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1142 list
[size
].fbconfig
= cfgs
[i
];
1143 list
[size
].fmt_id
= fmt_id
;
1144 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1145 list
[size
].dwFlags
= PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
| PFD_GENERIC_FORMAT
;
1149 } else if(run
&& !visinfo
) {
1150 int window_drawable
=0;
1151 pglXGetFBConfigAttrib(gdi_display
, cfgs
[i
], GLX_DRAWABLE_TYPE
, &window_drawable
);
1153 /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual.
1154 * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats
1155 * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will
1156 * likely make our child window opengl rendering more complicated since likely you can't use
1157 * XCopyArea on a GLX Window.
1158 * For now ignore fbconfigs which are window drawable but lack a visual. */
1159 if(window_drawable
& GLX_WINDOW_BIT
)
1161 TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id
);
1165 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1166 list
[size
].fbconfig
= cfgs
[i
];
1167 list
[size
].fmt_id
= fmt_id
;
1168 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1169 list
[size
].dwFlags
= 0;
1173 if (visinfo
) XFree(visinfo
);
1179 pixel_formats
= list
;
1180 nb_pixel_formats
= size
;
1181 nb_onscreen_formats
= onscreen_size
;
1184 static inline BOOL
is_valid_pixel_format( int format
)
1186 return format
> 0 && format
<= nb_pixel_formats
;
1189 static inline BOOL
is_onscreen_pixel_format( int format
)
1191 return format
> 0 && format
<= nb_onscreen_formats
;
1194 static inline int pixel_format_index( const struct wgl_pixel_format
*format
)
1196 return format
- pixel_formats
+ 1;
1199 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
1200 * In our WGL implementation we only support a subset of these formats namely the format of
1201 * Wine's main visual and offscreen formats (if they are available).
1202 * This function converts a WGL format to its corresponding GLX one.
1204 static const struct wgl_pixel_format
*get_pixel_format(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
)
1206 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
1207 * iPixelFormat in case of probing the number of pixelformats.
1209 if (is_valid_pixel_format( iPixelFormat
) &&
1210 (is_onscreen_pixel_format( iPixelFormat
) || AllowOffscreen
)) {
1211 TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n",
1212 pixel_formats
[iPixelFormat
-1].fmt_id
, iPixelFormat
);
1213 return &pixel_formats
[iPixelFormat
-1];
1218 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
1219 static void mark_drawable_dirty(GLXDrawable old
, GLXDrawable
new)
1221 struct wgl_context
*ctx
;
1223 LIST_FOR_EACH_ENTRY( ctx
, &context_list
, struct wgl_context
, entry
)
1225 if (old
== ctx
->drawables
[0]) {
1226 ctx
->drawables
[0] = new;
1227 ctx
->refresh_drawables
= TRUE
;
1229 if (old
== ctx
->drawables
[1]) {
1230 ctx
->drawables
[1] = new;
1231 ctx
->refresh_drawables
= TRUE
;
1236 /* Given the current context, make sure its drawable is sync'd */
1237 static inline void sync_context(struct wgl_context
*context
)
1239 if (context
->refresh_drawables
) {
1240 if (glxRequireVersion(3))
1241 pglXMakeContextCurrent(gdi_display
, context
->drawables
[0],
1242 context
->drawables
[1], context
->ctx
);
1244 pglXMakeCurrent(gdi_display
, context
->drawables
[0], context
->ctx
);
1245 context
->refresh_drawables
= FALSE
;
1249 static BOOL
set_swap_interval(GLXDrawable drawable
, int interval
)
1253 switch (swap_control_method
)
1255 case GLX_SWAP_CONTROL_EXT
:
1256 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
1257 pglXSwapIntervalEXT(gdi_display
, drawable
, interval
);
1258 XSync(gdi_display
, False
);
1259 ret
= !X11DRV_check_error();
1262 case GLX_SWAP_CONTROL_MESA
:
1263 ret
= !pglXSwapIntervalMESA(interval
);
1266 case GLX_SWAP_CONTROL_SGI
:
1267 /* wglSwapIntervalEXT considers an interval value of zero to mean that
1268 * vsync should be disabled, but glXSwapIntervalSGI considers such a
1269 * value to be an error. Just silently ignore the request for now.
1272 WARN("Request to disable vertical sync is not handled\n");
1274 ret
= !pglXSwapIntervalSGI(interval
);
1277 case GLX_SWAP_CONTROL_NONE
:
1278 /* Unlikely to happen on modern GLX implementations */
1279 WARN("Request to adjust swap interval is not handled\n");
1286 static struct gl_drawable
*get_gl_drawable( HWND hwnd
, HDC hdc
)
1288 struct gl_drawable
*gl
;
1290 EnterCriticalSection( &context_section
);
1291 if (hwnd
&& !XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&gl
)) return gl
;
1292 if (hdc
&& !XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&gl
)) return gl
;
1293 LeaveCriticalSection( &context_section
);
1297 static void release_gl_drawable( struct gl_drawable
*gl
)
1299 if (gl
) LeaveCriticalSection( &context_section
);
1302 static GLXContext
create_glxcontext(Display
*display
, struct wgl_context
*context
, GLXContext shareList
)
1306 if(context
->gl3_context
)
1308 if(context
->numAttribs
)
1309 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, GL_TRUE
, context
->attribList
);
1311 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, GL_TRUE
, NULL
);
1313 else if(context
->vis
)
1314 ctx
= pglXCreateContext(gdi_display
, context
->vis
, shareList
, GL_TRUE
);
1315 else /* Create a GLX Context for a pbuffer */
1316 ctx
= pglXCreateNewContext(gdi_display
, context
->fmt
->fbconfig
, context
->fmt
->render_type
, shareList
, TRUE
);
1322 /***********************************************************************
1325 static void free_gl_drawable( struct gl_drawable
*gl
)
1329 case DC_GL_CHILD_WIN
:
1330 pglXDestroyWindow( gdi_display
, gl
->drawable
);
1331 XDestroyWindow( gdi_display
, gl
->window
);
1332 XFreeColormap( gdi_display
, gl
->colormap
);
1334 case DC_GL_PIXMAP_WIN
:
1335 pglXDestroyPixmap( gdi_display
, gl
->drawable
);
1336 XFreePixmap( gdi_display
, gl
->pixmap
);
1341 if (gl
->visual
) XFree( gl
->visual
);
1342 HeapFree( GetProcessHeap(), 0, gl
);
1346 /***********************************************************************
1347 * create_gl_drawable
1349 static BOOL
create_gl_drawable( HWND hwnd
, struct gl_drawable
*gl
)
1353 if (GetAncestor( hwnd
, GA_PARENT
) == GetDesktopWindow()) /* top-level window */
1355 struct x11drv_win_data
*data
= get_win_data( hwnd
);
1359 gl
->type
= DC_GL_WINDOW
;
1360 gl
->window
= create_client_window( data
, gl
->visual
);
1362 gl
->drawable
= pglXCreateWindow( gdi_display
, gl
->format
->fbconfig
, gl
->window
, NULL
);
1363 release_win_data( data
);
1366 #ifdef SONAME_LIBXCOMPOSITE
1367 else if(usexcomposite
)
1369 static Window dummy_parent
;
1370 XSetWindowAttributes attrib
;
1372 attrib
.override_redirect
= True
;
1373 attrib
.border_pixel
= 0;
1376 attrib
.colormap
= default_colormap
;
1377 dummy_parent
= XCreateWindow( gdi_display
, root_window
, -1, -1, 1, 1, 0, default_visual
.depth
,
1378 InputOutput
, default_visual
.visual
,
1379 CWColormap
| CWBorderPixel
| CWOverrideRedirect
, &attrib
);
1380 XMapWindow( gdi_display
, dummy_parent
);
1382 gl
->colormap
= XCreateColormap(gdi_display
, dummy_parent
, gl
->visual
->visual
,
1383 (gl
->visual
->class == PseudoColor
||
1384 gl
->visual
->class == GrayScale
||
1385 gl
->visual
->class == DirectColor
) ?
1386 AllocAll
: AllocNone
);
1387 attrib
.colormap
= gl
->colormap
;
1388 XInstallColormap(gdi_display
, attrib
.colormap
);
1390 gl
->type
= DC_GL_CHILD_WIN
;
1391 gl
->window
= XCreateWindow( gdi_display
, dummy_parent
, 0, 0,
1392 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
,
1393 0, gl
->visual
->depth
, InputOutput
, gl
->visual
->visual
,
1394 CWColormap
| CWBorderPixel
| CWOverrideRedirect
, &attrib
);
1397 gl
->drawable
= pglXCreateWindow( gdi_display
, gl
->format
->fbconfig
, gl
->window
, NULL
);
1400 pXCompositeRedirectWindow(gdi_display
, gl
->window
, CompositeRedirectManual
);
1401 XMapWindow(gdi_display
, gl
->window
);
1404 else XFreeColormap( gdi_display
, gl
->colormap
);
1409 WARN("XComposite is not available, using GLXPixmap hack\n");
1411 gl
->type
= DC_GL_PIXMAP_WIN
;
1412 gl
->pixmap
= XCreatePixmap( gdi_display
, root_window
,
1413 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
,
1414 gl
->visual
->depth
);
1417 gl
->drawable
= pglXCreatePixmap( gdi_display
, gl
->format
->fbconfig
, gl
->pixmap
, NULL
);
1418 if (!gl
->drawable
) XFreePixmap( gdi_display
, gl
->pixmap
);
1423 gl
->refresh_swap_interval
= TRUE
;
1424 return gl
->drawable
!= 0;
1428 /***********************************************************************
1431 static BOOL
set_win_format( HWND hwnd
, const struct wgl_pixel_format
*format
)
1433 struct gl_drawable
*gl
, *prev
;
1435 gl
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*gl
) );
1436 /* Default GLX and WGL swap interval is 1, but in case of glXSwapIntervalSGI
1437 * there is no way to query it, so we have to store it here.
1439 gl
->swap_interval
= 1;
1440 gl
->refresh_swap_interval
= TRUE
;
1441 gl
->format
= format
;
1442 gl
->visual
= pglXGetVisualFromFBConfig( gdi_display
, format
->fbconfig
);
1445 HeapFree( GetProcessHeap(), 0, gl
);
1449 GetClientRect( hwnd
, &gl
->rect
);
1450 gl
->rect
.right
= min( max( 1, gl
->rect
.right
), 65535 );
1451 gl
->rect
.bottom
= min( max( 1, gl
->rect
.bottom
), 65535 );
1453 if (!create_gl_drawable( hwnd
, gl
))
1455 XFree( gl
->visual
);
1456 HeapFree( GetProcessHeap(), 0, gl
);
1460 TRACE( "created GL drawable %lx for win %p %s\n",
1461 gl
->drawable
, hwnd
, debugstr_fbconfig( format
->fbconfig
));
1463 XFlush( gdi_display
);
1465 EnterCriticalSection( &context_section
);
1466 if (!XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&prev
))
1468 gl
->swap_interval
= prev
->swap_interval
;
1469 free_gl_drawable( prev
);
1471 XSaveContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char *)gl
);
1472 LeaveCriticalSection( &context_section
);
1474 __wine_set_pixel_format( hwnd
, pixel_format_index( format
));
1479 static BOOL
set_pixel_format(HDC hdc
, int format
, BOOL allow_change
)
1481 const struct wgl_pixel_format
*fmt
;
1483 HWND hwnd
= WindowFromDC( hdc
);
1485 TRACE("(%p,%d)\n", hdc
, format
);
1487 if (!hwnd
|| hwnd
== GetDesktopWindow())
1489 WARN( "not a valid window DC %p/%p\n", hdc
, hwnd
);
1493 fmt
= get_pixel_format(gdi_display
, format
, FALSE
/* Offscreen */);
1496 ERR( "Invalid format %d\n", format
);
1500 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1501 if (!(value
& GLX_WINDOW_BIT
))
1503 WARN( "Pixel format %d is not compatible for window rendering\n", format
);
1509 struct gl_drawable
*gl
;
1510 if ((gl
= get_gl_drawable( hwnd
, hdc
)))
1512 int prev
= pixel_format_index( gl
->format
);
1513 release_gl_drawable( gl
);
1514 return prev
== format
; /* cannot change it if already set */
1518 return set_win_format( hwnd
, fmt
);
1522 /***********************************************************************
1525 void sync_gl_drawable( HWND hwnd
, const RECT
*visible_rect
, const RECT
*client_rect
)
1527 struct gl_drawable
*gl
;
1531 XWindowChanges changes
;
1533 changes
.width
= min( max( 1, client_rect
->right
- client_rect
->left
), 65535 );
1534 changes
.height
= min( max( 1, client_rect
->bottom
- client_rect
->top
), 65535 );
1536 if (!(gl
= get_gl_drawable( hwnd
, 0 ))) return;
1538 if (changes
.width
!= gl
->rect
.right
- gl
->rect
.left
) mask
|= CWWidth
;
1539 if (changes
.height
!= gl
->rect
.bottom
- gl
->rect
.top
) mask
|= CWHeight
;
1541 TRACE( "setting drawable %lx size %dx%d\n", gl
->drawable
, changes
.width
, changes
.height
);
1545 case DC_GL_CHILD_WIN
:
1546 if (mask
) XConfigureWindow( gdi_display
, gl
->window
, mask
, &changes
);
1548 case DC_GL_PIXMAP_WIN
:
1550 pix
= XCreatePixmap(gdi_display
, root_window
, changes
.width
, changes
.height
, gl
->visual
->depth
);
1551 if (!pix
) goto done
;
1552 glxp
= pglXCreatePixmap(gdi_display
, gl
->format
->fbconfig
, pix
, NULL
);
1555 XFreePixmap(gdi_display
, pix
);
1558 mark_drawable_dirty(gl
->drawable
, glxp
);
1559 XFlush( gdi_display
);
1561 XFreePixmap(gdi_display
, gl
->pixmap
);
1562 pglXDestroyPixmap(gdi_display
, gl
->drawable
);
1563 TRACE( "Recreated GL drawable %lx to replace %lx\n", glxp
, gl
->drawable
);
1566 gl
->drawable
= glxp
;
1571 SetRect( &gl
->rect
, 0, 0, changes
.width
, changes
.height
);
1573 release_gl_drawable( gl
);
1577 /***********************************************************************
1578 * set_gl_drawable_parent
1580 void set_gl_drawable_parent( HWND hwnd
, HWND parent
)
1582 struct gl_drawable
*gl
;
1583 GLXDrawable old_drawable
;
1585 if (!(gl
= get_gl_drawable( hwnd
, 0 ))) return;
1587 TRACE( "setting drawable %lx parent %p\n", gl
->drawable
, parent
);
1589 old_drawable
= gl
->drawable
;
1594 case DC_GL_CHILD_WIN
:
1595 if (parent
!= GetDesktopWindow()) goto done
;
1596 pglXDestroyWindow( gdi_display
, gl
->drawable
);
1597 XDestroyWindow( gdi_display
, gl
->window
);
1598 XFreeColormap( gdi_display
, gl
->colormap
);
1600 case DC_GL_PIXMAP_WIN
:
1601 if (parent
!= GetDesktopWindow()) goto done
;
1602 pglXDestroyPixmap( gdi_display
, gl
->drawable
);
1603 XFreePixmap( gdi_display
, gl
->pixmap
);
1609 if (!create_gl_drawable( hwnd
, gl
))
1611 XDeleteContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
);
1612 release_gl_drawable( gl
);
1613 XFree( gl
->visual
);
1614 HeapFree( GetProcessHeap(), 0, gl
);
1615 __wine_set_pixel_format( hwnd
, 0 );
1618 mark_drawable_dirty( old_drawable
, gl
->drawable
);
1621 release_gl_drawable( gl
);
1626 /***********************************************************************
1627 * destroy_gl_drawable
1629 void destroy_gl_drawable( HWND hwnd
)
1631 struct gl_drawable
*gl
;
1633 EnterCriticalSection( &context_section
);
1634 if (!XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&gl
))
1636 XDeleteContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
);
1637 free_gl_drawable( gl
);
1639 LeaveCriticalSection( &context_section
);
1644 * glxdrv_DescribePixelFormat
1646 * Get the pixel-format descriptor associated to the given id
1648 static int glxdrv_wglDescribePixelFormat( HDC hdc
, int iPixelFormat
,
1649 UINT nBytes
, PIXELFORMATDESCRIPTOR
*ppfd
)
1651 /*XVisualInfo *vis;*/
1654 const struct wgl_pixel_format
*fmt
;
1656 if (!has_opengl()) return 0;
1658 TRACE("(%p,%d,%d,%p)\n", hdc
, iPixelFormat
, nBytes
, ppfd
);
1660 if (!ppfd
) return nb_onscreen_formats
;
1662 /* 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 */
1663 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */);
1665 WARN("unexpected format %d\n", iPixelFormat
);
1669 if (nBytes
< sizeof(PIXELFORMATDESCRIPTOR
)) {
1670 ERR("Wrong structure size !\n");
1671 /* Should set error */
1675 memset(ppfd
, 0, sizeof(PIXELFORMATDESCRIPTOR
));
1676 ppfd
->nSize
= sizeof(PIXELFORMATDESCRIPTOR
);
1679 /* These flags are always the same... */
1680 ppfd
->dwFlags
= PFD_SUPPORT_OPENGL
;
1681 /* Now the flags extracted from the Visual */
1683 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1684 if(value
& GLX_WINDOW_BIT
)
1685 ppfd
->dwFlags
|= PFD_DRAW_TO_WINDOW
;
1687 /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info)
1688 * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a
1689 * 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
1690 * offered the GDI bit either. */
1691 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
);
1693 /* PFD_GENERIC_FORMAT - gdi software rendering
1694 * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl)
1695 * none set - full hardware accelerated by a ICD
1697 * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */
1698 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_GENERIC_FORMAT
| PFD_GENERIC_ACCELERATED
);
1700 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DOUBLEBUFFER
, &value
);
1702 ppfd
->dwFlags
|= PFD_DOUBLEBUFFER
;
1703 ppfd
->dwFlags
&= ~PFD_SUPPORT_GDI
;
1705 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STEREO
, &value
); if (value
) ppfd
->dwFlags
|= PFD_STEREO
;
1708 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RENDER_TYPE
, &value
);
1709 if (value
& GLX_RGBA_BIT
)
1710 ppfd
->iPixelType
= PFD_TYPE_RGBA
;
1712 ppfd
->iPixelType
= PFD_TYPE_COLORINDEX
;
1715 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BUFFER_SIZE
, &value
);
1716 ppfd
->cColorBits
= value
;
1718 /* Red, green, blue and alpha bits / shifts */
1719 if (ppfd
->iPixelType
== PFD_TYPE_RGBA
) {
1720 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RED_SIZE
, &rb
);
1721 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_GREEN_SIZE
, &gb
);
1722 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BLUE_SIZE
, &bb
);
1723 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ALPHA_SIZE
, &ab
);
1725 ppfd
->cRedBits
= rb
;
1726 ppfd
->cRedShift
= gb
+ bb
+ ab
;
1727 ppfd
->cBlueBits
= bb
;
1728 ppfd
->cBlueShift
= ab
;
1729 ppfd
->cGreenBits
= gb
;
1730 ppfd
->cGreenShift
= bb
+ ab
;
1731 ppfd
->cAlphaBits
= ab
;
1732 ppfd
->cAlphaShift
= 0;
1735 ppfd
->cRedShift
= 0;
1736 ppfd
->cBlueBits
= 0;
1737 ppfd
->cBlueShift
= 0;
1738 ppfd
->cGreenBits
= 0;
1739 ppfd
->cGreenShift
= 0;
1740 ppfd
->cAlphaBits
= 0;
1741 ppfd
->cAlphaShift
= 0;
1744 /* Accum RGBA bits */
1745 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &rb
);
1746 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &gb
);
1747 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &bb
);
1748 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &ab
);
1750 ppfd
->cAccumBits
= rb
+gb
+bb
+ab
;
1751 ppfd
->cAccumRedBits
= rb
;
1752 ppfd
->cAccumGreenBits
= gb
;
1753 ppfd
->cAccumBlueBits
= bb
;
1754 ppfd
->cAccumAlphaBits
= ab
;
1757 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_AUX_BUFFERS
, &value
);
1758 ppfd
->cAuxBuffers
= value
;
1761 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DEPTH_SIZE
, &value
);
1762 ppfd
->cDepthBits
= value
;
1765 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STENCIL_SIZE
, &value
);
1766 ppfd
->cStencilBits
= value
;
1768 ppfd
->iLayerType
= PFD_MAIN_PLANE
;
1770 if (TRACE_ON(wgl
)) {
1771 dump_PIXELFORMATDESCRIPTOR(ppfd
);
1774 return nb_onscreen_formats
;
1777 /***********************************************************************
1778 * glxdrv_wglGetPixelFormat
1780 static int glxdrv_wglGetPixelFormat( HDC hdc
)
1782 struct gl_drawable
*gl
;
1785 if ((gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1787 ret
= pixel_format_index( gl
->format
);
1788 /* Offscreen formats can't be used with traditional WGL calls.
1789 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1790 if (!is_onscreen_pixel_format( ret
)) ret
= 1;
1791 release_gl_drawable( gl
);
1793 TRACE( "%p -> %d\n", hdc
, ret
);
1797 /***********************************************************************
1798 * glxdrv_wglSetPixelFormat
1800 static BOOL
glxdrv_wglSetPixelFormat( HDC hdc
, int iPixelFormat
, const PIXELFORMATDESCRIPTOR
*ppfd
)
1802 return set_pixel_format(hdc
, iPixelFormat
, FALSE
);
1805 /***********************************************************************
1806 * glxdrv_wglCopyContext
1808 static BOOL
glxdrv_wglCopyContext(struct wgl_context
*src
, struct wgl_context
*dst
, UINT mask
)
1810 TRACE("%p -> %p mask %#x\n", src
, dst
, mask
);
1812 pglXCopyContext(gdi_display
, src
->ctx
, dst
->ctx
, mask
);
1814 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1818 /***********************************************************************
1819 * glxdrv_wglCreateContext
1821 static struct wgl_context
*glxdrv_wglCreateContext( HDC hdc
)
1823 struct wgl_context
*ret
;
1824 struct gl_drawable
*gl
;
1826 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1828 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1832 if ((ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
))))
1835 ret
->fmt
= gl
->format
;
1836 ret
->vis
= pglXGetVisualFromFBConfig(gdi_display
, gl
->format
->fbconfig
);
1837 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1838 list_add_head( &context_list
, &ret
->entry
);
1840 release_gl_drawable( gl
);
1841 TRACE( "%p -> %p\n", hdc
, ret
);
1845 /***********************************************************************
1846 * glxdrv_wglDeleteContext
1848 static BOOL
glxdrv_wglDeleteContext(struct wgl_context
*ctx
)
1850 struct wgl_pbuffer
*pb
;
1852 TRACE("(%p)\n", ctx
);
1854 EnterCriticalSection( &context_section
);
1855 list_remove( &ctx
->entry
);
1856 LIST_FOR_EACH_ENTRY( pb
, &pbuffer_list
, struct wgl_pbuffer
, entry
)
1858 if (pb
->prev_context
== ctx
->ctx
) {
1859 pglXDestroyContext(gdi_display
, pb
->tmp_context
);
1860 pb
->prev_context
= pb
->tmp_context
= NULL
;
1863 LeaveCriticalSection( &context_section
);
1865 if (ctx
->ctx
) pglXDestroyContext( gdi_display
, ctx
->ctx
);
1866 if (ctx
->vis
) XFree( ctx
->vis
);
1867 return HeapFree( GetProcessHeap(), 0, ctx
);
1870 /***********************************************************************
1871 * glxdrv_wglGetProcAddress
1873 static PROC
glxdrv_wglGetProcAddress(LPCSTR lpszProc
)
1875 if (!strncmp(lpszProc
, "wgl", 3)) return NULL
;
1876 return pglXGetProcAddressARB((const GLubyte
*)lpszProc
);
1879 /***********************************************************************
1880 * glxdrv_wglMakeCurrent
1882 static BOOL
glxdrv_wglMakeCurrent(HDC hdc
, struct wgl_context
*ctx
)
1885 struct gl_drawable
*gl
;
1887 TRACE("(%p,%p)\n", hdc
, ctx
);
1891 pglXMakeCurrent(gdi_display
, None
, NULL
);
1892 NtCurrentTeb()->glContext
= NULL
;
1896 if ((gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1898 if (ctx
->fmt
!= gl
->format
)
1900 WARN( "mismatched pixel format hdc %p %p ctx %p %p\n", hdc
, gl
->format
, ctx
, ctx
->fmt
);
1901 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1905 TRACE("hdc %p drawable %lx fmt %p ctx %p %s\n", hdc
, gl
->drawable
, gl
->format
, ctx
->ctx
,
1906 debugstr_fbconfig( gl
->format
->fbconfig
));
1908 ret
= pglXMakeCurrent(gdi_display
, gl
->drawable
, ctx
->ctx
);
1911 NtCurrentTeb()->glContext
= ctx
;
1912 ctx
->has_been_current
= TRUE
;
1914 ctx
->drawables
[0] = gl
->drawable
;
1915 ctx
->drawables
[1] = gl
->drawable
;
1916 ctx
->refresh_drawables
= FALSE
;
1920 SetLastError( ERROR_INVALID_HANDLE
);
1923 release_gl_drawable( gl
);
1924 TRACE( "%p,%p returning %d\n", hdc
, ctx
, ret
);
1928 /***********************************************************************
1929 * X11DRV_wglMakeContextCurrentARB
1931 static BOOL
X11DRV_wglMakeContextCurrentARB( HDC draw_hdc
, HDC read_hdc
, struct wgl_context
*ctx
)
1934 struct gl_drawable
*draw_gl
, *read_gl
= NULL
;
1936 TRACE("(%p,%p,%p)\n", draw_hdc
, read_hdc
, ctx
);
1940 pglXMakeCurrent(gdi_display
, None
, NULL
);
1941 NtCurrentTeb()->glContext
= NULL
;
1945 if (!pglXMakeContextCurrent
) return FALSE
;
1947 if ((draw_gl
= get_gl_drawable( WindowFromDC( draw_hdc
), draw_hdc
)))
1949 read_gl
= get_gl_drawable( WindowFromDC( read_hdc
), read_hdc
);
1950 ret
= pglXMakeContextCurrent(gdi_display
, draw_gl
->drawable
,
1951 read_gl
? read_gl
->drawable
: 0, ctx
->ctx
);
1954 ctx
->has_been_current
= TRUE
;
1955 ctx
->hdc
= draw_hdc
;
1956 ctx
->drawables
[0] = draw_gl
->drawable
;
1957 ctx
->drawables
[1] = read_gl
? read_gl
->drawable
: 0;
1958 ctx
->refresh_drawables
= FALSE
;
1959 NtCurrentTeb()->glContext
= ctx
;
1963 SetLastError( ERROR_INVALID_HANDLE
);
1965 release_gl_drawable( read_gl
);
1966 release_gl_drawable( draw_gl
);
1967 TRACE( "%p,%p,%p returning %d\n", draw_hdc
, read_hdc
, ctx
, ret
);
1971 /***********************************************************************
1972 * glxdrv_wglShareLists
1974 static BOOL
glxdrv_wglShareLists(struct wgl_context
*org
, struct wgl_context
*dest
)
1976 TRACE("(%p, %p)\n", org
, dest
);
1978 /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done
1979 * at context creation time but in case of WGL it is done using wglShareLists.
1980 * In the past we tried to emulate wglShareLists by delaying GLX context creation until
1981 * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes
1982 * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases,
1983 * so there delaying context creation doesn't work.
1985 * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB
1986 * and when a program requests sharing we recreate the destination context if it hasn't been made
1987 * current or when it hasn't shared display lists before.
1990 if((org
->has_been_current
&& dest
->has_been_current
) || dest
->has_been_current
)
1992 ERR("Could not share display lists, one of the contexts has been current already !\n");
1995 else if(dest
->sharing
)
1997 ERR("Could not share display lists because hglrc2 has already shared lists before\n");
2002 /* Re-create the GLX context and share display lists */
2003 pglXDestroyContext(gdi_display
, dest
->ctx
);
2004 dest
->ctx
= create_glxcontext(gdi_display
, dest
, org
->ctx
);
2005 TRACE(" re-created context (%p) for Wine context %p (%s) sharing lists with ctx %p (%s)\n",
2006 dest
->ctx
, dest
, debugstr_fbconfig(dest
->fmt
->fbconfig
),
2007 org
->ctx
, debugstr_fbconfig( org
->fmt
->fbconfig
));
2009 org
->sharing
= TRUE
;
2010 dest
->sharing
= TRUE
;
2016 static void wglFinish(void)
2018 struct x11drv_escape_flush_gl_drawable escape
;
2019 struct gl_drawable
*gl
;
2020 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
2022 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
2023 escape
.gl_drawable
= 0;
2025 if ((gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), 0 )))
2029 case DC_GL_PIXMAP_WIN
: escape
.gl_drawable
= gl
->pixmap
; break;
2030 case DC_GL_CHILD_WIN
: escape
.gl_drawable
= gl
->window
; break;
2034 release_gl_drawable( gl
);
2038 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2041 static void wglFlush(void)
2043 struct x11drv_escape_flush_gl_drawable escape
;
2044 struct gl_drawable
*gl
;
2045 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
2047 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
2048 escape
.gl_drawable
= 0;
2050 if ((gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), 0 )))
2054 case DC_GL_PIXMAP_WIN
: escape
.gl_drawable
= gl
->pixmap
; break;
2055 case DC_GL_CHILD_WIN
: escape
.gl_drawable
= gl
->window
; break;
2059 release_gl_drawable( gl
);
2063 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2066 static const GLubyte
*wglGetString(GLenum name
)
2068 if (name
== GL_EXTENSIONS
&& WineGLInfo
.glExtensions
)
2069 return (const GLubyte
*)WineGLInfo
.glExtensions
;
2070 return pglGetString(name
);
2073 /***********************************************************************
2074 * X11DRV_wglCreateContextAttribsARB
2076 static struct wgl_context
*X11DRV_wglCreateContextAttribsARB( HDC hdc
, struct wgl_context
*hShareContext
,
2077 const int* attribList
)
2079 struct wgl_context
*ret
;
2080 struct gl_drawable
*gl
;
2083 TRACE("(%p %p %p)\n", hdc
, hShareContext
, attribList
);
2085 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
2087 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
2091 if ((ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
))))
2094 ret
->fmt
= gl
->format
;
2095 ret
->vis
= NULL
; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */
2096 ret
->gl3_context
= TRUE
;
2099 int *pContextAttribList
= &ret
->attribList
[0];
2100 /* attribList consists of pairs {token, value] terminated with 0 */
2101 while(attribList
[0] != 0)
2103 TRACE("%#x %#x\n", attribList
[0], attribList
[1]);
2104 switch(attribList
[0])
2106 case WGL_CONTEXT_MAJOR_VERSION_ARB
:
2107 pContextAttribList
[0] = GLX_CONTEXT_MAJOR_VERSION_ARB
;
2108 pContextAttribList
[1] = attribList
[1];
2109 pContextAttribList
+= 2;
2112 case WGL_CONTEXT_MINOR_VERSION_ARB
:
2113 pContextAttribList
[0] = GLX_CONTEXT_MINOR_VERSION_ARB
;
2114 pContextAttribList
[1] = attribList
[1];
2115 pContextAttribList
+= 2;
2118 case WGL_CONTEXT_LAYER_PLANE_ARB
:
2120 case WGL_CONTEXT_FLAGS_ARB
:
2121 pContextAttribList
[0] = GLX_CONTEXT_FLAGS_ARB
;
2122 pContextAttribList
[1] = attribList
[1];
2123 pContextAttribList
+= 2;
2126 case WGL_CONTEXT_OPENGL_NO_ERROR_ARB
:
2127 pContextAttribList
[0] = GLX_CONTEXT_OPENGL_NO_ERROR_ARB
;
2128 pContextAttribList
[1] = attribList
[1];
2129 pContextAttribList
+= 2;
2132 case WGL_CONTEXT_PROFILE_MASK_ARB
:
2133 pContextAttribList
[0] = GLX_CONTEXT_PROFILE_MASK_ARB
;
2134 pContextAttribList
[1] = attribList
[1];
2135 pContextAttribList
+= 2;
2138 case WGL_RENDERER_ID_WINE
:
2139 pContextAttribList
[0] = GLX_RENDERER_ID_MESA
;
2140 pContextAttribList
[1] = attribList
[1];
2141 pContextAttribList
+= 2;
2145 ERR("Unhandled attribList pair: %#x %#x\n", attribList
[0], attribList
[1]);
2151 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
2152 ret
->ctx
= create_glxcontext(gdi_display
, ret
, hShareContext
? hShareContext
->ctx
: NULL
);
2153 XSync(gdi_display
, False
);
2154 if ((err
= X11DRV_check_error()) || !ret
->ctx
)
2156 /* In the future we should convert the GLX error to a win32 one here if needed */
2157 WARN("Context creation failed (error %#x).\n", err
);
2158 HeapFree( GetProcessHeap(), 0, ret
);
2161 else list_add_head( &context_list
, &ret
->entry
);
2164 release_gl_drawable( gl
);
2165 TRACE( "%p -> %p\n", hdc
, ret
);
2170 * X11DRV_wglGetExtensionsStringARB
2172 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
2174 static const char *X11DRV_wglGetExtensionsStringARB(HDC hdc
)
2176 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
2177 return WineGLInfo
.wglExtensions
;
2181 * X11DRV_wglCreatePbufferARB
2183 * WGL_ARB_pbuffer: wglCreatePbufferARB
2185 static struct wgl_pbuffer
*X11DRV_wglCreatePbufferARB( HDC hdc
, int iPixelFormat
, int iWidth
, int iHeight
,
2186 const int *piAttribList
)
2188 struct wgl_pbuffer
* object
;
2189 const struct wgl_pixel_format
*fmt
;
2193 TRACE("(%p, %d, %d, %d, %p)\n", hdc
, iPixelFormat
, iWidth
, iHeight
, piAttribList
);
2195 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
2196 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */);
2198 ERR("(%p): invalid pixel format %d\n", hdc
, iPixelFormat
);
2199 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
2203 object
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*object
));
2204 if (NULL
== object
) {
2205 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2208 object
->width
= iWidth
;
2209 object
->height
= iHeight
;
2212 PUSH2(attribs
, GLX_PBUFFER_WIDTH
, iWidth
);
2213 PUSH2(attribs
, GLX_PBUFFER_HEIGHT
, iHeight
);
2214 while (piAttribList
&& 0 != *piAttribList
) {
2216 switch (*piAttribList
) {
2217 case WGL_PBUFFER_LARGEST_ARB
: {
2219 attr_v
= *piAttribList
;
2220 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v
);
2221 PUSH2(attribs
, GLX_LARGEST_PBUFFER
, attr_v
);
2225 case WGL_TEXTURE_FORMAT_ARB
: {
2227 attr_v
= *piAttribList
;
2228 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v
);
2229 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
2230 object
->use_render_texture
= 0;
2232 if (!use_render_texture_emulation
) {
2233 SetLastError(ERROR_INVALID_DATA
);
2237 case WGL_TEXTURE_RGB_ARB
:
2238 object
->use_render_texture
= GL_RGB
;
2239 object
->texture_bpp
= 3;
2240 object
->texture_format
= GL_RGB
;
2241 object
->texture_type
= GL_UNSIGNED_BYTE
;
2243 case WGL_TEXTURE_RGBA_ARB
:
2244 object
->use_render_texture
= GL_RGBA
;
2245 object
->texture_bpp
= 4;
2246 object
->texture_format
= GL_RGBA
;
2247 object
->texture_type
= GL_UNSIGNED_BYTE
;
2250 /* WGL_FLOAT_COMPONENTS_NV */
2251 case WGL_TEXTURE_FLOAT_R_NV
:
2252 object
->use_render_texture
= GL_FLOAT_R_NV
;
2253 object
->texture_bpp
= 4;
2254 object
->texture_format
= GL_RED
;
2255 object
->texture_type
= GL_FLOAT
;
2257 case WGL_TEXTURE_FLOAT_RG_NV
:
2258 object
->use_render_texture
= GL_FLOAT_RG_NV
;
2259 object
->texture_bpp
= 8;
2260 object
->texture_format
= GL_LUMINANCE_ALPHA
;
2261 object
->texture_type
= GL_FLOAT
;
2263 case WGL_TEXTURE_FLOAT_RGB_NV
:
2264 object
->use_render_texture
= GL_FLOAT_RGB_NV
;
2265 object
->texture_bpp
= 12;
2266 object
->texture_format
= GL_RGB
;
2267 object
->texture_type
= GL_FLOAT
;
2269 case WGL_TEXTURE_FLOAT_RGBA_NV
:
2270 object
->use_render_texture
= GL_FLOAT_RGBA_NV
;
2271 object
->texture_bpp
= 16;
2272 object
->texture_format
= GL_RGBA
;
2273 object
->texture_type
= GL_FLOAT
;
2276 ERR("Unknown texture format: %x\n", attr_v
);
2277 SetLastError(ERROR_INVALID_DATA
);
2284 case WGL_TEXTURE_TARGET_ARB
: {
2286 attr_v
= *piAttribList
;
2287 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v
);
2288 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
2289 object
->texture_target
= 0;
2291 if (!use_render_texture_emulation
) {
2292 SetLastError(ERROR_INVALID_DATA
);
2296 case WGL_TEXTURE_CUBE_MAP_ARB
: {
2297 if (iWidth
!= iHeight
) {
2298 SetLastError(ERROR_INVALID_DATA
);
2301 object
->texture_target
= GL_TEXTURE_CUBE_MAP
;
2302 object
->texture_bind_target
= GL_TEXTURE_BINDING_CUBE_MAP
;
2305 case WGL_TEXTURE_1D_ARB
: {
2307 SetLastError(ERROR_INVALID_DATA
);
2310 object
->texture_target
= GL_TEXTURE_1D
;
2311 object
->texture_bind_target
= GL_TEXTURE_BINDING_1D
;
2314 case WGL_TEXTURE_2D_ARB
: {
2315 object
->texture_target
= GL_TEXTURE_2D
;
2316 object
->texture_bind_target
= GL_TEXTURE_BINDING_2D
;
2319 case WGL_TEXTURE_RECTANGLE_NV
: {
2320 object
->texture_target
= GL_TEXTURE_RECTANGLE_NV
;
2321 object
->texture_bind_target
= GL_TEXTURE_BINDING_RECTANGLE_NV
;
2325 ERR("Unknown texture target: %x\n", attr_v
);
2326 SetLastError(ERROR_INVALID_DATA
);
2333 case WGL_MIPMAP_TEXTURE_ARB
: {
2335 attr_v
= *piAttribList
;
2336 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v
);
2337 if (!use_render_texture_emulation
) {
2338 SetLastError(ERROR_INVALID_DATA
);
2347 PUSH1(attribs
, None
);
2348 object
->drawable
= pglXCreatePbuffer(gdi_display
, fmt
->fbconfig
, attribs
);
2349 TRACE("new Pbuffer drawable as %lx\n", object
->drawable
);
2350 if (!object
->drawable
) {
2351 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2352 goto create_failed
; /* unexpected error */
2354 EnterCriticalSection( &context_section
);
2355 list_add_head( &pbuffer_list
, &object
->entry
);
2356 LeaveCriticalSection( &context_section
);
2357 TRACE("->(%p)\n", object
);
2361 HeapFree(GetProcessHeap(), 0, object
);
2362 TRACE("->(FAILED)\n");
2367 * X11DRV_wglDestroyPbufferARB
2369 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2371 static BOOL
X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer
*object
)
2373 TRACE("(%p)\n", object
);
2375 EnterCriticalSection( &context_section
);
2376 list_remove( &object
->entry
);
2377 LeaveCriticalSection( &context_section
);
2378 pglXDestroyPbuffer(gdi_display
, object
->drawable
);
2379 if (object
->tmp_context
)
2380 pglXDestroyContext(gdi_display
, object
->tmp_context
);
2381 HeapFree(GetProcessHeap(), 0, object
);
2386 * X11DRV_wglGetPbufferDCARB
2388 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2390 static HDC
X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer
*object
)
2392 struct x11drv_escape_set_drawable escape
;
2393 struct gl_drawable
*gl
, *prev
;
2396 hdc
= CreateDCA( "DISPLAY", NULL
, NULL
, NULL
);
2399 if (!(gl
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*gl
) )))
2404 gl
->type
= DC_GL_PBUFFER
;
2405 gl
->drawable
= object
->drawable
;
2406 gl
->format
= object
->fmt
;
2408 EnterCriticalSection( &context_section
);
2409 if (!XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&prev
))
2410 free_gl_drawable( prev
);
2411 XSaveContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char *)gl
);
2412 LeaveCriticalSection( &context_section
);
2414 escape
.code
= X11DRV_SET_DRAWABLE
;
2415 escape
.drawable
= object
->drawable
;
2416 escape
.mode
= IncludeInferiors
;
2417 SetRect( &escape
.dc_rect
, 0, 0, object
->width
, object
->height
);
2418 ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2420 TRACE( "(%p)->(%p)\n", object
, hdc
);
2425 * X11DRV_wglQueryPbufferARB
2427 * WGL_ARB_pbuffer: wglQueryPbufferARB
2429 static BOOL
X11DRV_wglQueryPbufferARB( struct wgl_pbuffer
*object
, int iAttribute
, int *piValue
)
2431 TRACE("(%p, 0x%x, %p)\n", object
, iAttribute
, piValue
);
2433 switch (iAttribute
) {
2434 case WGL_PBUFFER_WIDTH_ARB
:
2435 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_WIDTH
, (unsigned int*) piValue
);
2437 case WGL_PBUFFER_HEIGHT_ARB
:
2438 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_HEIGHT
, (unsigned int*) piValue
);
2441 case WGL_PBUFFER_LOST_ARB
:
2442 /* GLX Pbuffers cannot be lost by default. We can support this by
2443 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2444 * to receive pixel buffer clobber events, however that may or may
2445 * not give any benefit */
2446 *piValue
= GL_FALSE
;
2449 case WGL_TEXTURE_FORMAT_ARB
:
2450 if (!object
->use_render_texture
) {
2451 *piValue
= WGL_NO_TEXTURE_ARB
;
2453 if (!use_render_texture_emulation
) {
2454 SetLastError(ERROR_INVALID_HANDLE
);
2457 switch(object
->use_render_texture
) {
2459 *piValue
= WGL_TEXTURE_RGB_ARB
;
2462 *piValue
= WGL_TEXTURE_RGBA_ARB
;
2464 /* WGL_FLOAT_COMPONENTS_NV */
2466 *piValue
= WGL_TEXTURE_FLOAT_R_NV
;
2468 case GL_FLOAT_RG_NV
:
2469 *piValue
= WGL_TEXTURE_FLOAT_RG_NV
;
2471 case GL_FLOAT_RGB_NV
:
2472 *piValue
= WGL_TEXTURE_FLOAT_RGB_NV
;
2474 case GL_FLOAT_RGBA_NV
:
2475 *piValue
= WGL_TEXTURE_FLOAT_RGBA_NV
;
2478 ERR("Unknown texture format: %x\n", object
->use_render_texture
);
2483 case WGL_TEXTURE_TARGET_ARB
:
2484 if (!object
->texture_target
){
2485 *piValue
= WGL_NO_TEXTURE_ARB
;
2487 if (!use_render_texture_emulation
) {
2488 SetLastError(ERROR_INVALID_DATA
);
2491 switch (object
->texture_target
) {
2492 case GL_TEXTURE_1D
: *piValue
= WGL_TEXTURE_1D_ARB
; break;
2493 case GL_TEXTURE_2D
: *piValue
= WGL_TEXTURE_2D_ARB
; break;
2494 case GL_TEXTURE_CUBE_MAP
: *piValue
= WGL_TEXTURE_CUBE_MAP_ARB
; break;
2495 case GL_TEXTURE_RECTANGLE_NV
: *piValue
= WGL_TEXTURE_RECTANGLE_NV
; break;
2500 case WGL_MIPMAP_TEXTURE_ARB
:
2501 *piValue
= GL_FALSE
; /** don't support that */
2502 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute
);
2506 FIXME("unexpected attribute %x\n", iAttribute
);
2514 * X11DRV_wglReleasePbufferDCARB
2516 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2518 static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer
*object
, HDC hdc
)
2520 struct gl_drawable
*gl
;
2522 TRACE("(%p, %p)\n", object
, hdc
);
2524 EnterCriticalSection( &context_section
);
2526 if (!XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&gl
))
2528 XDeleteContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
);
2529 free_gl_drawable( gl
);
2533 LeaveCriticalSection( &context_section
);
2535 return hdc
&& DeleteDC(hdc
);
2539 * X11DRV_wglSetPbufferAttribARB
2541 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2543 static BOOL
X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer
*object
, const int *piAttribList
)
2545 GLboolean ret
= GL_FALSE
;
2547 WARN("(%p, %p): alpha-testing, report any problem\n", object
, piAttribList
);
2549 if (!object
->use_render_texture
) {
2550 SetLastError(ERROR_INVALID_HANDLE
);
2553 if (use_render_texture_emulation
) {
2560 * X11DRV_wglChoosePixelFormatARB
2562 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2564 static BOOL
X11DRV_wglChoosePixelFormatARB( HDC hdc
, const int *piAttribIList
, const FLOAT
*pfAttribFList
,
2565 UINT nMaxFormats
, int *piFormats
, UINT
*nNumFormats
)
2579 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc
, piAttribIList
, pfAttribFList
, nMaxFormats
, piFormats
, nNumFormats
);
2580 if (NULL
!= pfAttribFList
) {
2581 FIXME("unused pfAttribFList\n");
2584 nAttribs
= ConvertAttribWGLtoGLX(piAttribIList
, attribs
, NULL
);
2585 if (-1 == nAttribs
) {
2586 WARN("Cannot convert WGL to GLX attributes\n");
2589 PUSH1(attribs
, None
);
2591 /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats).
2592 * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the pixel format. We don't query these attributes
2593 * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on.
2595 for(i
=0; piAttribIList
[i
] != 0; i
+=2)
2597 switch(piAttribIList
[i
])
2599 case WGL_DRAW_TO_BITMAP_ARB
:
2600 if(piAttribIList
[i
+1])
2601 dwFlags
|= PFD_DRAW_TO_BITMAP
;
2603 case WGL_ACCELERATION_ARB
:
2604 switch(piAttribIList
[i
+1])
2606 case WGL_NO_ACCELERATION_ARB
:
2607 dwFlags
|= PFD_GENERIC_FORMAT
;
2609 case WGL_GENERIC_ACCELERATION_ARB
:
2610 dwFlags
|= PFD_GENERIC_ACCELERATED
;
2612 case WGL_FULL_ACCELERATION_ARB
:
2617 case WGL_SUPPORT_GDI_ARB
:
2618 if(piAttribIList
[i
+1])
2619 dwFlags
|= PFD_SUPPORT_GDI
;
2624 /* Search for FB configurations matching the requirements in attribs */
2625 cfgs
= pglXChooseFBConfig(gdi_display
, DefaultScreen(gdi_display
), attribs
, &nCfgs
);
2627 WARN("Compatible Pixel Format not found\n");
2631 /* Loop through all matching formats and check if they are suitable.
2632 * Note that this function should at max return nMaxFormats different formats */
2633 for(run
=0; run
< 2; run
++)
2635 for (it
= 0; it
< nCfgs
&& pfmt_it
< nMaxFormats
; ++it
)
2637 if (pglXGetFBConfigAttrib(gdi_display
, cfgs
[it
], GLX_FBCONFIG_ID
, &fmt_id
))
2639 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2643 /* During the first run we only want onscreen formats and during the second only offscreen */
2644 start
= run
== 1 ? nb_onscreen_formats
: 0;
2645 end
= run
== 1 ? nb_pixel_formats
: nb_onscreen_formats
;
2647 for (i
= start
; i
< end
; i
++)
2649 if (pixel_formats
[i
].fmt_id
== fmt_id
&& (pixel_formats
[i
].dwFlags
& dwFlags
) == dwFlags
)
2651 piFormats
[pfmt_it
++] = i
+ 1;
2652 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n",
2653 it
+ 1, nCfgs
, fmt_id
, i
+ 1);
2660 *nNumFormats
= pfmt_it
;
2667 * X11DRV_wglGetPixelFormatAttribivARB
2669 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2671 static BOOL
X11DRV_wglGetPixelFormatAttribivARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2672 UINT nAttributes
, const int *piAttributes
, int *piValues
)
2675 const struct wgl_pixel_format
*fmt
;
2680 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, piValues
);
2682 if (0 < iLayerPlane
) {
2683 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane
);
2687 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2688 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2689 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2690 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */);
2692 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat
);
2695 for (i
= 0; i
< nAttributes
; ++i
) {
2696 const int curWGLAttr
= piAttributes
[i
];
2697 TRACE("pAttr[%d] = %x\n", i
, curWGLAttr
);
2699 switch (curWGLAttr
) {
2700 case WGL_NUMBER_PIXEL_FORMATS_ARB
:
2701 piValues
[i
] = nb_pixel_formats
;
2704 case WGL_SUPPORT_OPENGL_ARB
:
2705 piValues
[i
] = GL_TRUE
;
2708 case WGL_ACCELERATION_ARB
:
2709 curGLXAttr
= GLX_CONFIG_CAVEAT
;
2710 if (!fmt
) goto pix_error
;
2711 if(fmt
->dwFlags
& PFD_GENERIC_FORMAT
)
2712 piValues
[i
] = WGL_NO_ACCELERATION_ARB
;
2713 else if(fmt
->dwFlags
& PFD_GENERIC_ACCELERATED
)
2714 piValues
[i
] = WGL_GENERIC_ACCELERATION_ARB
;
2716 piValues
[i
] = WGL_FULL_ACCELERATION_ARB
;
2719 case WGL_TRANSPARENT_ARB
:
2720 curGLXAttr
= GLX_TRANSPARENT_TYPE
;
2721 if (!fmt
) goto pix_error
;
2722 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2723 if (hTest
) goto get_error
;
2724 piValues
[i
] = GL_FALSE
;
2725 if (GLX_NONE
!= tmp
) piValues
[i
] = GL_TRUE
;
2728 case WGL_PIXEL_TYPE_ARB
:
2729 curGLXAttr
= GLX_RENDER_TYPE
;
2730 if (!fmt
) goto pix_error
;
2731 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2732 if (hTest
) goto get_error
;
2733 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp
);
2734 if (tmp
& GLX_RGBA_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_ARB
; }
2735 else if (tmp
& GLX_COLOR_INDEX_BIT
) { piValues
[i
] = WGL_TYPE_COLORINDEX_ARB
; }
2736 else if (tmp
& GLX_RGBA_FLOAT_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2737 else if (tmp
& GLX_RGBA_FLOAT_ATI_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2738 else if (tmp
& GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
) { piValues
[i
] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
; }
2740 ERR("unexpected RenderType(%x)\n", tmp
);
2741 piValues
[i
] = WGL_TYPE_RGBA_ARB
;
2745 case WGL_COLOR_BITS_ARB
:
2746 curGLXAttr
= GLX_BUFFER_SIZE
;
2749 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
2750 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
2751 if (!use_render_texture_emulation
) {
2752 piValues
[i
] = GL_FALSE
;
2755 curGLXAttr
= GLX_RENDER_TYPE
;
2756 if (!fmt
) goto pix_error
;
2757 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2758 if (hTest
) goto get_error
;
2759 if (GLX_COLOR_INDEX_BIT
== tmp
) {
2760 piValues
[i
] = GL_FALSE
;
2763 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2764 if (hTest
) goto get_error
;
2765 piValues
[i
] = (tmp
& GLX_PBUFFER_BIT
) ? GL_TRUE
: GL_FALSE
;
2768 case WGL_BLUE_BITS_ARB
:
2769 curGLXAttr
= GLX_BLUE_SIZE
;
2771 case WGL_RED_BITS_ARB
:
2772 curGLXAttr
= GLX_RED_SIZE
;
2774 case WGL_GREEN_BITS_ARB
:
2775 curGLXAttr
= GLX_GREEN_SIZE
;
2777 case WGL_ALPHA_BITS_ARB
:
2778 curGLXAttr
= GLX_ALPHA_SIZE
;
2780 case WGL_DEPTH_BITS_ARB
:
2781 curGLXAttr
= GLX_DEPTH_SIZE
;
2783 case WGL_STENCIL_BITS_ARB
:
2784 curGLXAttr
= GLX_STENCIL_SIZE
;
2786 case WGL_DOUBLE_BUFFER_ARB
:
2787 curGLXAttr
= GLX_DOUBLEBUFFER
;
2789 case WGL_STEREO_ARB
:
2790 curGLXAttr
= GLX_STEREO
;
2792 case WGL_AUX_BUFFERS_ARB
:
2793 curGLXAttr
= GLX_AUX_BUFFERS
;
2796 case WGL_SUPPORT_GDI_ARB
:
2797 if (!fmt
) goto pix_error
;
2798 piValues
[i
] = (fmt
->dwFlags
& PFD_SUPPORT_GDI
) != 0;
2801 case WGL_DRAW_TO_BITMAP_ARB
:
2802 if (!fmt
) goto pix_error
;
2803 piValues
[i
] = (fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
) != 0;
2806 case WGL_DRAW_TO_WINDOW_ARB
:
2807 case WGL_DRAW_TO_PBUFFER_ARB
:
2808 if (!fmt
) goto pix_error
;
2809 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2810 if (hTest
) goto get_error
;
2811 if((curWGLAttr
== WGL_DRAW_TO_WINDOW_ARB
&& (tmp
&GLX_WINDOW_BIT
)) ||
2812 (curWGLAttr
== WGL_DRAW_TO_PBUFFER_ARB
&& (tmp
&GLX_PBUFFER_BIT
)))
2813 piValues
[i
] = GL_TRUE
;
2815 piValues
[i
] = GL_FALSE
;
2818 case WGL_SWAP_METHOD_ARB
:
2819 if (has_swap_method
)
2821 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_SWAP_METHOD_OML
, &tmp
);
2822 if (hTest
) goto get_error
;
2825 case GLX_SWAP_EXCHANGE_OML
:
2826 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2828 case GLX_SWAP_COPY_OML
:
2829 piValues
[i
] = WGL_SWAP_COPY_ARB
;
2831 case GLX_SWAP_UNDEFINED_OML
:
2832 piValues
[i
] = WGL_SWAP_UNDEFINED_ARB
;
2835 ERR("Unexpected swap method %x.\n", tmp
);
2840 WARN("GLX_OML_swap_method not supported, returning WGL_SWAP_EXCHANGE_ARB.\n");
2841 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2845 case WGL_PBUFFER_LARGEST_ARB
:
2846 curGLXAttr
= GLX_LARGEST_PBUFFER
;
2849 case WGL_SAMPLE_BUFFERS_ARB
:
2850 curGLXAttr
= GLX_SAMPLE_BUFFERS_ARB
;
2853 case WGL_SAMPLES_ARB
:
2854 curGLXAttr
= GLX_SAMPLES_ARB
;
2857 case WGL_FLOAT_COMPONENTS_NV
:
2858 curGLXAttr
= GLX_FLOAT_COMPONENTS_NV
;
2861 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
2862 curGLXAttr
= GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
;
2865 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
2866 curGLXAttr
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
2869 case WGL_ACCUM_RED_BITS_ARB
:
2870 curGLXAttr
= GLX_ACCUM_RED_SIZE
;
2872 case WGL_ACCUM_GREEN_BITS_ARB
:
2873 curGLXAttr
= GLX_ACCUM_GREEN_SIZE
;
2875 case WGL_ACCUM_BLUE_BITS_ARB
:
2876 curGLXAttr
= GLX_ACCUM_BLUE_SIZE
;
2878 case WGL_ACCUM_ALPHA_BITS_ARB
:
2879 curGLXAttr
= GLX_ACCUM_ALPHA_SIZE
;
2881 case WGL_ACCUM_BITS_ARB
:
2882 if (!fmt
) goto pix_error
;
2883 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &tmp
);
2884 if (hTest
) goto get_error
;
2886 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &tmp
);
2887 if (hTest
) goto get_error
;
2889 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &tmp
);
2890 if (hTest
) goto get_error
;
2892 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &tmp
);
2893 if (hTest
) goto get_error
;
2898 FIXME("unsupported %x WGL Attribute\n", curWGLAttr
);
2901 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2902 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2903 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2905 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2906 * and check which options can work using iPixelFormat=0 and which not.
2907 * A problem would be that this function is an extension. This would
2908 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2910 if (0 != curGLXAttr
&& iPixelFormat
!= 0) {
2911 if (!fmt
) goto pix_error
;
2912 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, piValues
+ i
);
2913 if (hTest
) goto get_error
;
2916 piValues
[i
] = GL_FALSE
;
2922 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc
, curGLXAttr
);
2926 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc
, iPixelFormat
, nb_pixel_formats
);
2931 * X11DRV_wglGetPixelFormatAttribfvARB
2933 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2935 static BOOL
X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2936 UINT nAttributes
, const int *piAttributes
, FLOAT
*pfValues
)
2942 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, pfValues
);
2944 /* Allocate a temporary array to store integer values */
2945 attr
= HeapAlloc(GetProcessHeap(), 0, nAttributes
* sizeof(int));
2947 ERR("couldn't allocate %d array\n", nAttributes
);
2951 /* Piggy-back on wglGetPixelFormatAttribivARB */
2952 ret
= X11DRV_wglGetPixelFormatAttribivARB(hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, attr
);
2954 /* Convert integer values to float. Should also check for attributes
2955 that can give decimal values here */
2956 for (i
=0; i
<nAttributes
;i
++) {
2957 pfValues
[i
] = attr
[i
];
2961 HeapFree(GetProcessHeap(), 0, attr
);
2966 * X11DRV_wglBindTexImageARB
2968 * WGL_ARB_render_texture: wglBindTexImageARB
2970 static BOOL
X11DRV_wglBindTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2972 GLboolean ret
= GL_FALSE
;
2974 TRACE("(%p, %d)\n", object
, iBuffer
);
2976 if (!object
->use_render_texture
) {
2977 SetLastError(ERROR_INVALID_HANDLE
);
2981 if (use_render_texture_emulation
) {
2982 static BOOL initialized
= FALSE
;
2983 int prev_binded_texture
= 0;
2984 GLXContext prev_context
;
2985 GLXDrawable prev_drawable
;
2987 prev_context
= pglXGetCurrentContext();
2988 prev_drawable
= pglXGetCurrentDrawable();
2990 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2991 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2992 isn't ideal performance wise but I wasn't able to get other ways working.
2995 initialized
= TRUE
; /* Only show the FIXME once for performance reasons */
2996 FIXME("partial stub!\n");
2999 TRACE("drawable=%lx, context=%p\n", object
->drawable
, prev_context
);
3000 if (!object
->tmp_context
|| object
->prev_context
!= prev_context
) {
3001 if (object
->tmp_context
)
3002 pglXDestroyContext(gdi_display
, object
->tmp_context
);
3003 object
->tmp_context
= pglXCreateNewContext(gdi_display
, object
->fmt
->fbconfig
, object
->fmt
->render_type
, prev_context
, True
);
3004 object
->prev_context
= prev_context
;
3007 opengl_funcs
.gl
.p_glGetIntegerv(object
->texture_bind_target
, &prev_binded_texture
);
3009 /* Switch to our pbuffer */
3010 pglXMakeCurrent(gdi_display
, object
->drawable
, object
->tmp_context
);
3012 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
3013 * After that copy the pbuffer texture data. */
3014 opengl_funcs
.gl
.p_glBindTexture(object
->texture_target
, prev_binded_texture
);
3015 opengl_funcs
.gl
.p_glCopyTexImage2D(object
->texture_target
, 0, object
->use_render_texture
, 0, 0, object
->width
, object
->height
, 0);
3017 /* Switch back to the original drawable and context */
3018 pglXMakeCurrent(gdi_display
, prev_drawable
, prev_context
);
3026 * X11DRV_wglReleaseTexImageARB
3028 * WGL_ARB_render_texture: wglReleaseTexImageARB
3030 static BOOL
X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
3032 GLboolean ret
= GL_FALSE
;
3034 TRACE("(%p, %d)\n", object
, iBuffer
);
3036 if (!object
->use_render_texture
) {
3037 SetLastError(ERROR_INVALID_HANDLE
);
3040 if (use_render_texture_emulation
) {
3047 * X11DRV_wglGetExtensionsStringEXT
3049 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
3051 static const char *X11DRV_wglGetExtensionsStringEXT(void)
3053 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
3054 return WineGLInfo
.wglExtensions
;
3058 * X11DRV_wglGetSwapIntervalEXT
3060 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
3062 static int X11DRV_wglGetSwapIntervalEXT(void)
3064 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3065 struct gl_drawable
*gl
;
3070 if (!(gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), ctx
->hdc
)))
3072 /* This can't happen because a current WGL context is required to get
3073 * here. Likely the application is buggy.
3075 WARN("No GL drawable found, returning swap interval 0\n");
3079 swap_interval
= gl
->swap_interval
;
3080 release_gl_drawable(gl
);
3082 return swap_interval
;
3086 * X11DRV_wglSwapIntervalEXT
3088 * WGL_EXT_swap_control: wglSwapIntervalEXT
3090 static BOOL
X11DRV_wglSwapIntervalEXT(int interval
)
3092 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3093 struct gl_drawable
*gl
;
3096 TRACE("(%d)\n", interval
);
3098 /* Without WGL/GLX_EXT_swap_control_tear a negative interval
3101 if (interval
< 0 && !has_swap_control_tear
)
3103 SetLastError(ERROR_INVALID_DATA
);
3107 if (!(gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), ctx
->hdc
)))
3109 SetLastError(ERROR_DC_NOT_FOUND
);
3113 ret
= set_swap_interval(gl
->drawable
, interval
);
3114 gl
->refresh_swap_interval
= FALSE
;
3116 gl
->swap_interval
= interval
;
3118 SetLastError(ERROR_DC_NOT_FOUND
);
3120 release_gl_drawable(gl
);
3126 * X11DRV_wglSetPixelFormatWINE
3128 * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE
3129 * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times.
3131 static BOOL
X11DRV_wglSetPixelFormatWINE(HDC hdc
, int format
)
3133 return set_pixel_format(hdc
, format
, TRUE
);
3136 static BOOL
X11DRV_wglQueryCurrentRendererIntegerWINE( GLenum attribute
, GLuint
*value
)
3138 return pglXQueryCurrentRendererIntegerMESA( attribute
, value
);
3141 static const char *X11DRV_wglQueryCurrentRendererStringWINE( GLenum attribute
)
3143 return pglXQueryCurrentRendererStringMESA( attribute
);
3146 static BOOL
X11DRV_wglQueryRendererIntegerWINE( HDC dc
, GLint renderer
, GLenum attribute
, GLuint
*value
)
3148 return pglXQueryRendererIntegerMESA( gdi_display
, DefaultScreen(gdi_display
), renderer
, attribute
, value
);
3151 static const char *X11DRV_wglQueryRendererStringWINE( HDC dc
, GLint renderer
, GLenum attribute
)
3153 return pglXQueryRendererStringMESA( gdi_display
, DefaultScreen(gdi_display
), renderer
, attribute
);
3157 * glxRequireVersion (internal)
3159 * Check if the supported GLX version matches requiredVersion.
3161 static BOOL
glxRequireVersion(int requiredVersion
)
3163 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
3164 if(requiredVersion
<= WineGLInfo
.glxVersion
[1])
3170 static void register_extension(const char *ext
)
3172 if (WineGLInfo
.wglExtensions
[0])
3173 strcat(WineGLInfo
.wglExtensions
, " ");
3174 strcat(WineGLInfo
.wglExtensions
, ext
);
3176 TRACE("'%s'\n", ext
);
3180 * X11DRV_WineGL_LoadExtensions
3182 static void X11DRV_WineGL_LoadExtensions(void)
3184 WineGLInfo
.wglExtensions
[0] = 0;
3186 /* ARB Extensions */
3188 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context"))
3190 register_extension( "WGL_ARB_create_context" );
3191 opengl_funcs
.ext
.p_wglCreateContextAttribsARB
= X11DRV_wglCreateContextAttribsARB
;
3193 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context_no_error" ))
3194 register_extension( "WGL_ARB_create_context_no_error" );
3195 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context_profile"))
3196 register_extension("WGL_ARB_create_context_profile");
3199 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_fbconfig_float"))
3201 register_extension("WGL_ARB_pixel_format_float");
3202 register_extension("WGL_ATI_pixel_format_float");
3205 register_extension( "WGL_ARB_extensions_string" );
3206 opengl_funcs
.ext
.p_wglGetExtensionsStringARB
= X11DRV_wglGetExtensionsStringARB
;
3208 if (glxRequireVersion(3))
3210 register_extension( "WGL_ARB_make_current_read" );
3211 opengl_funcs
.ext
.p_wglGetCurrentReadDCARB
= (void *)1; /* never called */
3212 opengl_funcs
.ext
.p_wglMakeContextCurrentARB
= X11DRV_wglMakeContextCurrentARB
;
3215 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" );
3217 if (glxRequireVersion(3))
3219 register_extension( "WGL_ARB_pbuffer" );
3220 opengl_funcs
.ext
.p_wglCreatePbufferARB
= X11DRV_wglCreatePbufferARB
;
3221 opengl_funcs
.ext
.p_wglDestroyPbufferARB
= X11DRV_wglDestroyPbufferARB
;
3222 opengl_funcs
.ext
.p_wglGetPbufferDCARB
= X11DRV_wglGetPbufferDCARB
;
3223 opengl_funcs
.ext
.p_wglQueryPbufferARB
= X11DRV_wglQueryPbufferARB
;
3224 opengl_funcs
.ext
.p_wglReleasePbufferDCARB
= X11DRV_wglReleasePbufferDCARB
;
3225 opengl_funcs
.ext
.p_wglSetPbufferAttribARB
= X11DRV_wglSetPbufferAttribARB
;
3228 register_extension( "WGL_ARB_pixel_format" );
3229 opengl_funcs
.ext
.p_wglChoosePixelFormatARB
= X11DRV_wglChoosePixelFormatARB
;
3230 opengl_funcs
.ext
.p_wglGetPixelFormatAttribfvARB
= X11DRV_wglGetPixelFormatAttribfvARB
;
3231 opengl_funcs
.ext
.p_wglGetPixelFormatAttribivARB
= X11DRV_wglGetPixelFormatAttribivARB
;
3233 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
3234 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_render_texture") ||
3235 (glxRequireVersion(3) && use_render_texture_emulation
))
3237 register_extension( "WGL_ARB_render_texture" );
3238 opengl_funcs
.ext
.p_wglBindTexImageARB
= X11DRV_wglBindTexImageARB
;
3239 opengl_funcs
.ext
.p_wglReleaseTexImageARB
= X11DRV_wglReleaseTexImageARB
;
3241 /* The WGL version of GLX_NV_float_buffer requires render_texture */
3242 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer"))
3243 register_extension("WGL_NV_float_buffer");
3245 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
3246 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_texture_rectangle"))
3247 register_extension("WGL_NV_render_texture_rectangle");
3250 /* EXT Extensions */
3252 register_extension( "WGL_EXT_extensions_string" );
3253 opengl_funcs
.ext
.p_wglGetExtensionsStringEXT
= X11DRV_wglGetExtensionsStringEXT
;
3255 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
3256 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
3257 register_extension( "WGL_EXT_swap_control" );
3258 opengl_funcs
.ext
.p_wglSwapIntervalEXT
= X11DRV_wglSwapIntervalEXT
;
3259 opengl_funcs
.ext
.p_wglGetSwapIntervalEXT
= X11DRV_wglGetSwapIntervalEXT
;
3261 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_framebuffer_sRGB"))
3262 register_extension("WGL_EXT_framebuffer_sRGB");
3264 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_fbconfig_packed_float"))
3265 register_extension("WGL_EXT_pixel_format_packed_float");
3267 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control"))
3269 swap_control_method
= GLX_SWAP_CONTROL_EXT
;
3270 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control_tear"))
3272 register_extension("WGL_EXT_swap_control_tear");
3273 has_swap_control_tear
= TRUE
;
3276 else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_swap_control"))
3278 swap_control_method
= GLX_SWAP_CONTROL_MESA
;
3280 else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGI_swap_control"))
3282 swap_control_method
= GLX_SWAP_CONTROL_SGI
;
3285 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
3286 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_vertex_array_range"))
3288 register_extension( "WGL_NV_vertex_array_range" );
3289 opengl_funcs
.ext
.p_wglAllocateMemoryNV
= pglXAllocateMemoryNV
;
3290 opengl_funcs
.ext
.p_wglFreeMemoryNV
= pglXFreeMemoryNV
;
3293 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_OML_swap_method"))
3294 has_swap_method
= TRUE
;
3296 /* WINE-specific WGL Extensions */
3298 /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset).
3299 * The default wglSetPixelFormat doesn't allow this, so add our own which allows it.
3301 register_extension( "WGL_WINE_pixel_format_passthrough" );
3302 opengl_funcs
.ext
.p_wglSetPixelFormatWINE
= X11DRV_wglSetPixelFormatWINE
;
3304 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_query_renderer" ))
3306 register_extension( "WGL_WINE_query_renderer" );
3307 opengl_funcs
.ext
.p_wglQueryCurrentRendererIntegerWINE
= X11DRV_wglQueryCurrentRendererIntegerWINE
;
3308 opengl_funcs
.ext
.p_wglQueryCurrentRendererStringWINE
= X11DRV_wglQueryCurrentRendererStringWINE
;
3309 opengl_funcs
.ext
.p_wglQueryRendererIntegerWINE
= X11DRV_wglQueryRendererIntegerWINE
;
3310 opengl_funcs
.ext
.p_wglQueryRendererStringWINE
= X11DRV_wglQueryRendererStringWINE
;
3316 * glxdrv_SwapBuffers
3318 * Swap the buffers of this DC
3320 static BOOL
glxdrv_wglSwapBuffers( HDC hdc
)
3322 struct x11drv_escape_flush_gl_drawable escape
;
3323 struct gl_drawable
*gl
;
3324 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3325 INT64 ust
, msc
, sbc
, target_sbc
= 0;
3327 TRACE("(%p)\n", hdc
);
3329 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
3330 escape
.gl_drawable
= 0;
3332 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
3334 SetLastError( ERROR_INVALID_HANDLE
);
3338 if (gl
->refresh_swap_interval
)
3340 set_swap_interval(gl
->drawable
, gl
->swap_interval
);
3341 gl
->refresh_swap_interval
= FALSE
;
3346 case DC_GL_PIXMAP_WIN
:
3347 if (ctx
) sync_context( ctx
);
3348 escape
.gl_drawable
= gl
->pixmap
;
3349 if (pglXCopySubBufferMESA
) {
3350 /* (glX)SwapBuffers has an implicit glFlush effect, however
3351 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
3354 pglXCopySubBufferMESA( gdi_display
, gl
->drawable
, 0, 0,
3355 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
);
3358 if (pglXSwapBuffersMscOML
)
3361 target_sbc
= pglXSwapBuffersMscOML( gdi_display
, gl
->drawable
, 0, 0, 0 );
3364 pglXSwapBuffers(gdi_display
, gl
->drawable
);
3366 case DC_GL_CHILD_WIN
:
3367 if (ctx
) sync_context( ctx
);
3368 escape
.gl_drawable
= gl
->window
;
3371 if (escape
.gl_drawable
&& pglXSwapBuffersMscOML
)
3374 target_sbc
= pglXSwapBuffersMscOML( gdi_display
, gl
->drawable
, 0, 0, 0 );
3377 pglXSwapBuffers(gdi_display
, gl
->drawable
);
3381 if (escape
.gl_drawable
&& pglXWaitForSbcOML
)
3382 pglXWaitForSbcOML( gdi_display
, gl
->drawable
, target_sbc
, &ust
, &msc
, &sbc
);
3384 release_gl_drawable( gl
);
3386 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
3390 static struct opengl_funcs opengl_funcs
=
3393 glxdrv_wglCopyContext
, /* p_wglCopyContext */
3394 glxdrv_wglCreateContext
, /* p_wglCreateContext */
3395 glxdrv_wglDeleteContext
, /* p_wglDeleteContext */
3396 glxdrv_wglDescribePixelFormat
, /* p_wglDescribePixelFormat */
3397 glxdrv_wglGetPixelFormat
, /* p_wglGetPixelFormat */
3398 glxdrv_wglGetProcAddress
, /* p_wglGetProcAddress */
3399 glxdrv_wglMakeCurrent
, /* p_wglMakeCurrent */
3400 glxdrv_wglSetPixelFormat
, /* p_wglSetPixelFormat */
3401 glxdrv_wglShareLists
, /* p_wglShareLists */
3402 glxdrv_wglSwapBuffers
, /* p_wglSwapBuffers */
3406 struct opengl_funcs
*get_glx_driver( UINT version
)
3408 if (version
!= WINE_WGL_DRIVER_VERSION
)
3410 ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version
, WINE_WGL_DRIVER_VERSION
);
3413 if (has_opengl()) return &opengl_funcs
;
3417 #else /* no OpenGL includes */
3419 struct opengl_funcs
*get_glx_driver( UINT version
)
3424 void sync_gl_drawable( HWND hwnd
, const RECT
*visible_rect
, const RECT
*client_rect
)
3428 void set_gl_drawable_parent( HWND hwnd
, HWND parent
)
3432 void destroy_gl_drawable( HWND hwnd
)
3436 #endif /* defined(SONAME_LIBGL) */