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"
46 WINE_DEFAULT_DEBUG_CHANNEL(wgl
);
50 WINE_DECLARE_DEBUG_CHANNEL(winediag
);
53 #include "wine/wgl_driver.h"
54 #include "wine/wglext.h"
56 typedef struct __GLXcontextRec
*GLXContext
;
57 typedef struct __GLXFBConfigRec
*GLXFBConfig
;
58 typedef XID GLXPixmap
;
59 typedef XID GLXDrawable
;
60 typedef XID GLXFBConfigID
;
61 typedef XID GLXContextID
;
62 typedef XID GLXWindow
;
63 typedef XID GLXPbuffer
;
66 #define GLX_BUFFER_SIZE 2
69 #define GLX_DOUBLEBUFFER 5
71 #define GLX_AUX_BUFFERS 7
72 #define GLX_RED_SIZE 8
73 #define GLX_GREEN_SIZE 9
74 #define GLX_BLUE_SIZE 10
75 #define GLX_ALPHA_SIZE 11
76 #define GLX_DEPTH_SIZE 12
77 #define GLX_STENCIL_SIZE 13
78 #define GLX_ACCUM_RED_SIZE 14
79 #define GLX_ACCUM_GREEN_SIZE 15
80 #define GLX_ACCUM_BLUE_SIZE 16
81 #define GLX_ACCUM_ALPHA_SIZE 17
83 #define GLX_BAD_SCREEN 1
84 #define GLX_BAD_ATTRIBUTE 2
85 #define GLX_NO_EXTENSION 3
86 #define GLX_BAD_VISUAL 4
87 #define GLX_BAD_CONTEXT 5
88 #define GLX_BAD_VALUE 6
89 #define GLX_BAD_ENUM 7
93 #define GLX_EXTENSIONS 3
95 #define GLX_CONFIG_CAVEAT 0x20
96 #define GLX_DONT_CARE 0xFFFFFFFF
97 #define GLX_X_VISUAL_TYPE 0x22
98 #define GLX_TRANSPARENT_TYPE 0x23
99 #define GLX_TRANSPARENT_INDEX_VALUE 0x24
100 #define GLX_TRANSPARENT_RED_VALUE 0x25
101 #define GLX_TRANSPARENT_GREEN_VALUE 0x26
102 #define GLX_TRANSPARENT_BLUE_VALUE 0x27
103 #define GLX_TRANSPARENT_ALPHA_VALUE 0x28
104 #define GLX_WINDOW_BIT 0x00000001
105 #define GLX_PIXMAP_BIT 0x00000002
106 #define GLX_PBUFFER_BIT 0x00000004
107 #define GLX_AUX_BUFFERS_BIT 0x00000010
108 #define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
109 #define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
110 #define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
111 #define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
112 #define GLX_DEPTH_BUFFER_BIT 0x00000020
113 #define GLX_STENCIL_BUFFER_BIT 0x00000040
114 #define GLX_ACCUM_BUFFER_BIT 0x00000080
115 #define GLX_NONE 0x8000
116 #define GLX_SLOW_CONFIG 0x8001
117 #define GLX_TRUE_COLOR 0x8002
118 #define GLX_DIRECT_COLOR 0x8003
119 #define GLX_PSEUDO_COLOR 0x8004
120 #define GLX_STATIC_COLOR 0x8005
121 #define GLX_GRAY_SCALE 0x8006
122 #define GLX_STATIC_GRAY 0x8007
123 #define GLX_TRANSPARENT_RGB 0x8008
124 #define GLX_TRANSPARENT_INDEX 0x8009
125 #define GLX_VISUAL_ID 0x800B
126 #define GLX_SCREEN 0x800C
127 #define GLX_NON_CONFORMANT_CONFIG 0x800D
128 #define GLX_DRAWABLE_TYPE 0x8010
129 #define GLX_RENDER_TYPE 0x8011
130 #define GLX_X_RENDERABLE 0x8012
131 #define GLX_FBCONFIG_ID 0x8013
132 #define GLX_RGBA_TYPE 0x8014
133 #define GLX_COLOR_INDEX_TYPE 0x8015
134 #define GLX_MAX_PBUFFER_WIDTH 0x8016
135 #define GLX_MAX_PBUFFER_HEIGHT 0x8017
136 #define GLX_MAX_PBUFFER_PIXELS 0x8018
137 #define GLX_PRESERVED_CONTENTS 0x801B
138 #define GLX_LARGEST_PBUFFER 0x801C
139 #define GLX_WIDTH 0x801D
140 #define GLX_HEIGHT 0x801E
141 #define GLX_EVENT_MASK 0x801F
142 #define GLX_DAMAGED 0x8020
143 #define GLX_SAVED 0x8021
144 #define GLX_WINDOW 0x8022
145 #define GLX_PBUFFER 0x8023
146 #define GLX_PBUFFER_HEIGHT 0x8040
147 #define GLX_PBUFFER_WIDTH 0x8041
148 #define GLX_SWAP_METHOD_OML 0x8060
149 #define GLX_SWAP_EXCHANGE_OML 0x8061
150 #define GLX_SWAP_COPY_OML 0x8062
151 #define GLX_SWAP_UNDEFINED_OML 0x8063
152 #define GLX_RGBA_BIT 0x00000001
153 #define GLX_COLOR_INDEX_BIT 0x00000002
154 #define GLX_PBUFFER_CLOBBER_MASK 0x08000000
156 /** GLX_ARB_multisample */
157 #define GLX_SAMPLE_BUFFERS_ARB 100000
158 #define GLX_SAMPLES_ARB 100001
159 /** GLX_ARB_framebuffer_sRGB */
160 #define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2
161 /** GLX_EXT_fbconfig_packed_float */
162 #define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1
163 #define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT 0x00000008
164 /** GLX_ARB_create_context */
165 #define GLX_CONTEXT_MAJOR_VERSION_ARB 0x2091
166 #define GLX_CONTEXT_MINOR_VERSION_ARB 0x2092
167 #define GLX_CONTEXT_FLAGS_ARB 0x2094
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 /* Standard OpenGL */
423 static void (*pglFinish
)(void);
424 static void (*pglFlush
)(void);
425 static const GLubyte
*(*pglGetString
)(GLenum name
);
427 static void wglFinish(void);
428 static void wglFlush(void);
429 static const GLubyte
*wglGetString(GLenum name
);
431 /* check if the extension is present in the list */
432 static BOOL
has_extension( const char *list
, const char *ext
)
434 size_t len
= strlen( ext
);
438 while (*list
== ' ') list
++;
439 if (!strncmp( list
, ext
, len
) && (!list
[len
] || list
[len
] == ' ')) return TRUE
;
440 list
= strchr( list
, ' ' );
445 static int GLXErrorHandler(Display
*dpy
, XErrorEvent
*event
, void *arg
)
447 /* In the future we might want to find the exact X or GLX error to report back to the app */
451 static BOOL
X11DRV_WineGL_InitOpenglInfo(void)
453 static const char legacy_extensions
[] = " WGL_EXT_extensions_string WGL_EXT_swap_control";
455 int screen
= DefaultScreen(gdi_display
);
456 Window win
= 0, root
= 0;
457 const char *gl_renderer
;
460 GLXContext ctx
= NULL
;
461 XSetWindowAttributes attr
;
463 int attribList
[] = {GLX_RGBA
, GLX_DOUBLEBUFFER
, None
};
465 attr
.override_redirect
= True
;
466 attr
.colormap
= None
;
467 attr
.border_pixel
= 0;
469 vis
= pglXChooseVisual(gdi_display
, screen
, attribList
);
472 WORD old_fs
= wine_get_fs();
473 /* Create a GLX Context. Without one we can't query GL information */
474 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
475 if (wine_get_fs() != old_fs
)
477 wine_set_fs( old_fs
);
478 ERR( "%%fs register corrupted, probably broken ATI driver, disabling OpenGL.\n" );
479 ERR( "You need to set the \"UseFastTls\" option to \"2\" in your X config file.\n" );
483 ctx
= pglXCreateContext(gdi_display
, vis
, None
, GL_TRUE
);
488 root
= RootWindow( gdi_display
, vis
->screen
);
489 if (vis
->visual
!= DefaultVisual( gdi_display
, vis
->screen
))
490 attr
.colormap
= XCreateColormap( gdi_display
, root
, vis
->visual
, AllocNone
);
491 if ((win
= XCreateWindow( gdi_display
, root
, -1, -1, 1, 1, 0, vis
->depth
, InputOutput
,
492 vis
->visual
, CWBorderPixel
| CWOverrideRedirect
| CWColormap
, &attr
)))
493 XMapWindow( gdi_display
, win
);
497 if(pglXMakeCurrent(gdi_display
, win
, ctx
) == 0)
499 ERR_(winediag
)( "Unable to activate OpenGL context, most likely your %s OpenGL drivers haven't been "
500 "installed correctly\n", is_win64
? "64-bit" : "32-bit" );
503 gl_renderer
= (const char *)opengl_funcs
.gl
.p_glGetString(GL_RENDERER
);
504 WineGLInfo
.glVersion
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_VERSION
);
505 str
= (const char *) opengl_funcs
.gl
.p_glGetString(GL_EXTENSIONS
);
506 WineGLInfo
.glExtensions
= HeapAlloc(GetProcessHeap(), 0, strlen(str
)+sizeof(legacy_extensions
));
507 strcpy(WineGLInfo
.glExtensions
, str
);
508 strcat(WineGLInfo
.glExtensions
, legacy_extensions
);
510 /* Get the common GLX version supported by GLX client and server ( major/minor) */
511 pglXQueryVersion(gdi_display
, &WineGLInfo
.glxVersion
[0], &WineGLInfo
.glxVersion
[1]);
513 WineGLInfo
.glxServerVersion
= pglXQueryServerString(gdi_display
, screen
, GLX_VERSION
);
514 WineGLInfo
.glxServerVendor
= pglXQueryServerString(gdi_display
, screen
, GLX_VENDOR
);
515 WineGLInfo
.glxServerExtensions
= pglXQueryServerString(gdi_display
, screen
, GLX_EXTENSIONS
);
517 WineGLInfo
.glxClientVersion
= pglXGetClientString(gdi_display
, GLX_VERSION
);
518 WineGLInfo
.glxClientVendor
= pglXGetClientString(gdi_display
, GLX_VENDOR
);
519 WineGLInfo
.glxClientExtensions
= pglXGetClientString(gdi_display
, GLX_EXTENSIONS
);
521 WineGLInfo
.glxExtensions
= pglXQueryExtensionsString(gdi_display
, screen
);
522 WineGLInfo
.glxDirect
= pglXIsDirect(gdi_display
, ctx
);
524 TRACE("GL version : %s.\n", WineGLInfo
.glVersion
);
525 TRACE("GL renderer : %s.\n", gl_renderer
);
526 TRACE("GLX version : %d.%d.\n", WineGLInfo
.glxVersion
[0], WineGLInfo
.glxVersion
[1]);
527 TRACE("Server GLX version : %s.\n", WineGLInfo
.glxServerVersion
);
528 TRACE("Server GLX vendor: : %s.\n", WineGLInfo
.glxServerVendor
);
529 TRACE("Client GLX version : %s.\n", WineGLInfo
.glxClientVersion
);
530 TRACE("Client GLX vendor: : %s.\n", WineGLInfo
.glxClientVendor
);
531 TRACE("Direct rendering enabled: %s\n", WineGLInfo
.glxDirect
? "True" : "False");
533 if(!WineGLInfo
.glxDirect
)
535 int fd
= ConnectionNumber(gdi_display
);
536 struct sockaddr_un uaddr
;
537 unsigned int uaddrlen
= sizeof(struct sockaddr_un
);
539 /* In general indirect rendering on a local X11 server indicates a driver problem.
540 * Detect a local X11 server by checking whether the X11 socket is a Unix socket.
542 if(!getsockname(fd
, (struct sockaddr
*)&uaddr
, &uaddrlen
) && uaddr
.sun_family
== AF_UNIX
)
543 ERR_(winediag
)("Direct rendering is disabled, most likely your %s OpenGL drivers "
544 "haven't been installed correctly (using GL renderer %s, version %s).\n",
545 is_win64
? "64-bit" : "32-bit", debugstr_a(gl_renderer
),
546 debugstr_a(WineGLInfo
.glVersion
));
550 /* In general you would expect that if direct rendering is returned, that you receive hardware
551 * accelerated OpenGL rendering. The definition of direct rendering is that rendering is performed
552 * client side without sending all GL commands to X using the GLX protocol. When Mesa falls back to
553 * software rendering, it shows direct rendering.
555 * Depending on the cause of software rendering a different rendering string is shown. In case Mesa fails
556 * to load a DRI module 'Software Rasterizer' is returned. When Mesa is compiled as a OpenGL reference driver
557 * it shows 'Mesa X11'.
559 if(!strcmp(gl_renderer
, "Software Rasterizer") || !strcmp(gl_renderer
, "Mesa X11"))
560 ERR_(winediag
)("The Mesa OpenGL driver is using software rendering, most likely your %s OpenGL "
561 "drivers haven't been installed correctly (using GL renderer %s, version %s).\n",
562 is_win64
? "64-bit" : "32-bit", debugstr_a(gl_renderer
),
563 debugstr_a(WineGLInfo
.glVersion
));
570 pglXMakeCurrent(gdi_display
, None
, NULL
);
571 pglXDestroyContext(gdi_display
, ctx
);
573 if (win
!= root
) XDestroyWindow( gdi_display
, win
);
574 if (attr
.colormap
) XFreeColormap( gdi_display
, attr
.colormap
);
575 if (!ret
) ERR(" couldn't initialize OpenGL, expect problems\n");
579 static void *opengl_handle
;
581 static BOOL WINAPI
init_opengl( INIT_ONCE
*once
, void *param
, void **context
)
584 int error_base
, event_base
;
587 /* No need to load any other libraries as according to the ABI, libGL should be self-sufficient
588 and include all dependencies */
589 opengl_handle
= wine_dlopen(SONAME_LIBGL
, RTLD_NOW
|RTLD_GLOBAL
, buffer
, sizeof(buffer
));
590 if (opengl_handle
== NULL
)
592 ERR( "Failed to load libGL: %s\n", buffer
);
593 ERR( "OpenGL support is disabled.\n");
597 for (i
= 0; i
< sizeof(opengl_func_names
)/sizeof(opengl_func_names
[0]); i
++)
599 if (!(((void **)&opengl_funcs
.gl
)[i
] = wine_dlsym( opengl_handle
, opengl_func_names
[i
], NULL
, 0 )))
601 ERR( "%s not found in libGL, disabling OpenGL.\n", opengl_func_names
[i
] );
606 /* redirect some standard OpenGL functions */
607 #define REDIRECT(func) \
608 do { p##func = opengl_funcs.gl.p_##func; opengl_funcs.gl.p_##func = w##func; } while(0)
609 REDIRECT( glFinish
);
611 REDIRECT( glGetString
);
614 pglXGetProcAddressARB
= wine_dlsym(opengl_handle
, "glXGetProcAddressARB", NULL
, 0);
615 if (pglXGetProcAddressARB
== NULL
) {
616 ERR("Could not find glXGetProcAddressARB in libGL, disabling OpenGL.\n");
620 #define LOAD_FUNCPTR(f) do if((p##f = (void*)pglXGetProcAddressARB((const unsigned char*)#f)) == NULL) \
622 ERR( "%s not found in libGL, disabling OpenGL.\n", #f ); \
627 LOAD_FUNCPTR(glXChooseVisual
);
628 LOAD_FUNCPTR(glXCopyContext
);
629 LOAD_FUNCPTR(glXCreateContext
);
630 LOAD_FUNCPTR(glXGetCurrentContext
);
631 LOAD_FUNCPTR(glXGetCurrentDrawable
);
632 LOAD_FUNCPTR(glXDestroyContext
);
633 LOAD_FUNCPTR(glXGetConfig
);
634 LOAD_FUNCPTR(glXIsDirect
);
635 LOAD_FUNCPTR(glXMakeCurrent
);
636 LOAD_FUNCPTR(glXSwapBuffers
);
637 LOAD_FUNCPTR(glXQueryExtension
);
638 LOAD_FUNCPTR(glXQueryVersion
);
641 LOAD_FUNCPTR(glXGetClientString
);
642 LOAD_FUNCPTR(glXQueryExtensionsString
);
643 LOAD_FUNCPTR(glXQueryServerString
);
646 LOAD_FUNCPTR(glXCreatePbuffer
);
647 LOAD_FUNCPTR(glXCreateNewContext
);
648 LOAD_FUNCPTR(glXDestroyPbuffer
);
649 LOAD_FUNCPTR(glXMakeContextCurrent
);
650 LOAD_FUNCPTR(glXGetFBConfigs
);
651 LOAD_FUNCPTR(glXCreatePixmap
);
652 LOAD_FUNCPTR(glXDestroyPixmap
);
653 LOAD_FUNCPTR(glXCreateWindow
);
654 LOAD_FUNCPTR(glXDestroyWindow
);
657 /* It doesn't matter if these fail. They'll only be used if the driver reports
658 the associated extension is available (and if a driver reports the extension
659 is available but fails to provide the functions, it's quite broken) */
660 #define LOAD_FUNCPTR(f) p##f = pglXGetProcAddressARB((const GLubyte *)#f)
661 /* ARB GLX Extension */
662 LOAD_FUNCPTR(glXCreateContextAttribsARB
);
663 /* EXT GLX Extension */
664 LOAD_FUNCPTR(glXSwapIntervalEXT
);
665 /* MESA GLX Extension */
666 LOAD_FUNCPTR(glXSwapIntervalMESA
);
667 /* SGI GLX Extension */
668 LOAD_FUNCPTR(glXSwapIntervalSGI
);
669 /* NV GLX Extension */
670 LOAD_FUNCPTR(glXAllocateMemoryNV
);
671 LOAD_FUNCPTR(glXFreeMemoryNV
);
674 if(!X11DRV_WineGL_InitOpenglInfo()) goto failed
;
676 if (pglXQueryExtension(gdi_display
, &error_base
, &event_base
)) {
677 TRACE("GLX is up and running error_base = %d\n", error_base
);
679 ERR( "GLX extension is missing, disabling OpenGL.\n" );
682 gl_hwnd_context
= XUniqueContext();
683 gl_pbuffer_context
= XUniqueContext();
685 /* In case of GLX you have direct and indirect rendering. Most of the time direct rendering is used
686 * as in general only that is hardware accelerated. In some cases like in case of remote X indirect
689 * The main problem for our OpenGL code is that we need certain GLX calls but their presence
690 * depends on the reported GLX client / server version and on the client / server extension list.
691 * Those don't have to be the same.
693 * In general the server GLX information lists the capabilities in case of indirect rendering.
694 * When direct rendering is used, the OpenGL client library is responsible for which GLX calls are
695 * available and in that case the client GLX informat can be used.
696 * OpenGL programs should use the 'intersection' of both sets of information which is advertised
697 * in the GLX version/extension list. When a program does this it works for certain for both
698 * direct and indirect rendering.
700 * The problem we are having in this area is that ATI's Linux drivers are broken. For some reason
701 * they haven't added some very important GLX extensions like GLX_SGIX_fbconfig to their client
702 * extension list which causes this extension not to be listed. (Wine requires this extension).
703 * ATI advertises a GLX client version of 1.3 which implies that this fbconfig extension among
704 * pbuffers is around.
706 * In order to provide users of Ati's proprietary drivers with OpenGL support, we need to detect
707 * the ATI drivers and from then on use GLX client information for them.
710 if(glxRequireVersion(3)) {
711 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
712 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
713 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
714 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
715 } else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGIX_fbconfig")) {
716 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfigSGIX");
717 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttribSGIX");
718 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfigSGIX");
720 /* The mesa libGL client library seems to forward glXQueryDrawable to the Xserver, so only
721 * enable this function when the Xserver understand GLX 1.3 or newer
723 pglXQueryDrawable
= NULL
;
724 } else if(strcmp("ATI", WineGLInfo
.glxClientVendor
) == 0) {
725 TRACE("Overriding ATI GLX capabilities!\n");
726 pglXChooseFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXChooseFBConfig");
727 pglXGetFBConfigAttrib
= pglXGetProcAddressARB((const GLubyte
*) "glXGetFBConfigAttrib");
728 pglXGetVisualFromFBConfig
= pglXGetProcAddressARB((const GLubyte
*) "glXGetVisualFromFBConfig");
729 pglXQueryDrawable
= pglXGetProcAddressARB((const GLubyte
*) "glXQueryDrawable");
731 /* Use client GLX information in case of the ATI drivers. We override the
732 * capabilities over here and not somewhere else as ATI might better their
733 * life in the future. In case they release proper drivers this block of
734 * code won't be called. */
735 WineGLInfo
.glxExtensions
= WineGLInfo
.glxClientExtensions
;
737 ERR(" glx_version is %s and GLX_SGIX_fbconfig extension is unsupported. Expect problems.\n", WineGLInfo
.glxServerVersion
);
740 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_copy_sub_buffer")) {
741 pglXCopySubBufferMESA
= pglXGetProcAddressARB((const GLubyte
*) "glXCopySubBufferMESA");
744 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_query_renderer" ))
746 pglXQueryCurrentRendererIntegerMESA
= pglXGetProcAddressARB(
747 (const GLubyte
*)"glXQueryCurrentRendererIntegerMESA" );
748 pglXQueryCurrentRendererStringMESA
= pglXGetProcAddressARB(
749 (const GLubyte
*)"glXQueryCurrentRendererStringMESA" );
750 pglXQueryRendererIntegerMESA
= pglXGetProcAddressARB( (const GLubyte
*)"glXQueryRendererIntegerMESA" );
751 pglXQueryRendererStringMESA
= pglXGetProcAddressARB( (const GLubyte
*)"glXQueryRendererStringMESA" );
754 X11DRV_WineGL_LoadExtensions();
755 init_pixel_formats( gdi_display
);
759 wine_dlclose(opengl_handle
, NULL
, 0);
760 opengl_handle
= NULL
;
764 static BOOL
has_opengl(void)
766 static INIT_ONCE init_once
= INIT_ONCE_STATIC_INIT
;
767 InitOnceExecuteOnce(&init_once
, init_opengl
, NULL
, NULL
);
768 return opengl_handle
!= NULL
;
771 static const char *debugstr_fbconfig( GLXFBConfig fbconfig
)
773 int id
, visual
, drawable
;
775 if (pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_FBCONFIG_ID
, &id
))
776 return "*** invalid fbconfig";
777 pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_VISUAL_ID
, &visual
);
778 pglXGetFBConfigAttrib( gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &drawable
);
779 return wine_dbg_sprintf( "fbconfig %#x visual id %#x drawable type %#x", id
, visual
, drawable
);
782 static int ConvertAttribWGLtoGLX(const int* iWGLAttr
, int* oGLXAttr
, struct wgl_pbuffer
* pbuf
) {
787 int nvfloatattrib
= GLX_DONT_CARE
;
788 int pixelattrib
= GLX_DONT_CARE
;
790 /* The list of WGL attributes is allowed to be NULL. We don't return here for NULL
791 * because we need to do fixups for GLX_DRAWABLE_TYPE/GLX_RENDER_TYPE/GLX_FLOAT_COMPONENTS_NV. */
792 while (iWGLAttr
&& 0 != iWGLAttr
[cur
]) {
793 TRACE("pAttr[%d] = %x\n", cur
, iWGLAttr
[cur
]);
795 switch (iWGLAttr
[cur
]) {
796 case WGL_AUX_BUFFERS_ARB
:
797 pop
= iWGLAttr
[++cur
];
798 PUSH2(oGLXAttr
, GLX_AUX_BUFFERS
, pop
);
799 TRACE("pAttr[%d] = GLX_AUX_BUFFERS: %d\n", cur
, pop
);
801 case WGL_COLOR_BITS_ARB
:
802 pop
= iWGLAttr
[++cur
];
803 PUSH2(oGLXAttr
, GLX_BUFFER_SIZE
, pop
);
804 TRACE("pAttr[%d] = GLX_BUFFER_SIZE: %d\n", cur
, pop
);
806 case WGL_BLUE_BITS_ARB
:
807 pop
= iWGLAttr
[++cur
];
808 PUSH2(oGLXAttr
, GLX_BLUE_SIZE
, pop
);
809 TRACE("pAttr[%d] = GLX_BLUE_SIZE: %d\n", cur
, pop
);
811 case WGL_RED_BITS_ARB
:
812 pop
= iWGLAttr
[++cur
];
813 PUSH2(oGLXAttr
, GLX_RED_SIZE
, pop
);
814 TRACE("pAttr[%d] = GLX_RED_SIZE: %d\n", cur
, pop
);
816 case WGL_GREEN_BITS_ARB
:
817 pop
= iWGLAttr
[++cur
];
818 PUSH2(oGLXAttr
, GLX_GREEN_SIZE
, pop
);
819 TRACE("pAttr[%d] = GLX_GREEN_SIZE: %d\n", cur
, pop
);
821 case WGL_ALPHA_BITS_ARB
:
822 pop
= iWGLAttr
[++cur
];
823 PUSH2(oGLXAttr
, GLX_ALPHA_SIZE
, pop
);
824 TRACE("pAttr[%d] = GLX_ALPHA_SIZE: %d\n", cur
, pop
);
826 case WGL_DEPTH_BITS_ARB
:
827 pop
= iWGLAttr
[++cur
];
828 PUSH2(oGLXAttr
, GLX_DEPTH_SIZE
, pop
);
829 TRACE("pAttr[%d] = GLX_DEPTH_SIZE: %d\n", cur
, pop
);
831 case WGL_STENCIL_BITS_ARB
:
832 pop
= iWGLAttr
[++cur
];
833 PUSH2(oGLXAttr
, GLX_STENCIL_SIZE
, pop
);
834 TRACE("pAttr[%d] = GLX_STENCIL_SIZE: %d\n", cur
, pop
);
836 case WGL_DOUBLE_BUFFER_ARB
:
837 pop
= iWGLAttr
[++cur
];
838 PUSH2(oGLXAttr
, GLX_DOUBLEBUFFER
, pop
);
839 TRACE("pAttr[%d] = GLX_DOUBLEBUFFER: %d\n", cur
, pop
);
842 pop
= iWGLAttr
[++cur
];
843 PUSH2(oGLXAttr
, GLX_STEREO
, pop
);
844 TRACE("pAttr[%d] = GLX_STEREO: %d\n", cur
, pop
);
847 case WGL_PIXEL_TYPE_ARB
:
848 pop
= iWGLAttr
[++cur
];
849 TRACE("pAttr[%d] = WGL_PIXEL_TYPE_ARB: %d\n", cur
, pop
);
851 case WGL_TYPE_COLORINDEX_ARB
: pixelattrib
= GLX_COLOR_INDEX_BIT
; break ;
852 case WGL_TYPE_RGBA_ARB
: pixelattrib
= GLX_RGBA_BIT
; break ;
853 /* 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 */
854 case WGL_TYPE_RGBA_FLOAT_ATI
: pixelattrib
= GLX_RGBA_FLOAT_BIT
; break ;
855 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
: pixelattrib
= GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
; break ;
857 ERR("unexpected PixelType(%x)\n", pop
);
862 case WGL_SUPPORT_GDI_ARB
:
863 /* This flag is set in a pixel format */
864 pop
= iWGLAttr
[++cur
];
865 TRACE("pAttr[%d] = WGL_SUPPORT_GDI_ARB: %d\n", cur
, pop
);
868 case WGL_DRAW_TO_BITMAP_ARB
:
869 /* This flag is set in a pixel format */
870 pop
= iWGLAttr
[++cur
];
871 TRACE("pAttr[%d] = WGL_DRAW_TO_BITMAP_ARB: %d\n", cur
, pop
);
874 case WGL_DRAW_TO_WINDOW_ARB
:
875 pop
= iWGLAttr
[++cur
];
876 TRACE("pAttr[%d] = WGL_DRAW_TO_WINDOW_ARB: %d\n", cur
, pop
);
877 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
879 drawattrib
|= GLX_WINDOW_BIT
;
883 case WGL_DRAW_TO_PBUFFER_ARB
:
884 pop
= iWGLAttr
[++cur
];
885 TRACE("pAttr[%d] = WGL_DRAW_TO_PBUFFER_ARB: %d\n", cur
, pop
);
886 /* GLX_DRAWABLE_TYPE flags need to be OR'd together. See below. */
888 drawattrib
|= GLX_PBUFFER_BIT
;
892 case WGL_ACCELERATION_ARB
:
893 /* This flag is set in a pixel format */
894 pop
= iWGLAttr
[++cur
];
895 TRACE("pAttr[%d] = WGL_ACCELERATION_ARB: %d\n", cur
, pop
);
898 case WGL_SUPPORT_OPENGL_ARB
:
899 pop
= iWGLAttr
[++cur
];
900 /** nothing to do, if we are here, supposing support Accelerated OpenGL */
901 TRACE("pAttr[%d] = WGL_SUPPORT_OPENGL_ARB: %d\n", cur
, pop
);
904 case WGL_SWAP_METHOD_ARB
:
905 pop
= iWGLAttr
[++cur
];
906 TRACE("pAttr[%d] = WGL_SWAP_METHOD_ARB: %#x\n", cur
, pop
);
911 case WGL_SWAP_EXCHANGE_ARB
:
912 pop
= GLX_SWAP_EXCHANGE_OML
;
914 case WGL_SWAP_COPY_ARB
:
915 pop
= GLX_SWAP_COPY_OML
;
917 case WGL_SWAP_UNDEFINED_ARB
:
918 pop
= GLX_SWAP_UNDEFINED_OML
;
921 ERR("Unexpected swap method %#x.\n", pop
);
924 PUSH2(oGLXAttr
, GLX_SWAP_METHOD_OML
, pop
);
928 WARN("GLX_OML_swap_method not supported, ignoring attribute.\n");
932 case WGL_PBUFFER_LARGEST_ARB
:
933 pop
= iWGLAttr
[++cur
];
934 PUSH2(oGLXAttr
, GLX_LARGEST_PBUFFER
, pop
);
935 TRACE("pAttr[%d] = GLX_LARGEST_PBUFFER: %x\n", cur
, pop
);
938 case WGL_SAMPLE_BUFFERS_ARB
:
939 pop
= iWGLAttr
[++cur
];
940 PUSH2(oGLXAttr
, GLX_SAMPLE_BUFFERS_ARB
, pop
);
941 TRACE("pAttr[%d] = GLX_SAMPLE_BUFFERS_ARB: %x\n", cur
, pop
);
944 case WGL_SAMPLES_ARB
:
945 pop
= iWGLAttr
[++cur
];
946 PUSH2(oGLXAttr
, GLX_SAMPLES_ARB
, pop
);
947 TRACE("pAttr[%d] = GLX_SAMPLES_ARB: %x\n", cur
, pop
);
950 case WGL_TEXTURE_FORMAT_ARB
:
951 case WGL_TEXTURE_TARGET_ARB
:
952 case WGL_MIPMAP_TEXTURE_ARB
:
953 TRACE("WGL_render_texture Attributes: %x as %x\n", iWGLAttr
[cur
], iWGLAttr
[cur
+ 1]);
954 pop
= iWGLAttr
[++cur
];
956 ERR("trying to use GLX_Pbuffer Attributes without Pbuffer (was %x)\n", iWGLAttr
[cur
]);
958 if (!use_render_texture_emulation
) {
959 if (WGL_NO_TEXTURE_ARB
!= pop
) {
960 ERR("trying to use WGL_render_texture Attributes without support (was %x)\n", iWGLAttr
[cur
]);
961 return -1; /** error: don't support it */
963 drawattrib
|= GLX_PBUFFER_BIT
;
967 case WGL_FLOAT_COMPONENTS_NV
:
968 nvfloatattrib
= iWGLAttr
[++cur
];
969 TRACE("pAttr[%d] = WGL_FLOAT_COMPONENTS_NV: %x\n", cur
, nvfloatattrib
);
971 case WGL_BIND_TO_TEXTURE_DEPTH_NV
:
972 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
973 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
974 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_R_NV
:
975 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RG_NV
:
976 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGB_NV
:
977 case WGL_BIND_TO_TEXTURE_RECTANGLE_FLOAT_RGBA_NV
:
978 pop
= iWGLAttr
[++cur
];
979 /** cannot be converted, see direct handling on
980 * - wglGetPixelFormatAttribivARB
981 * TODO: wglChoosePixelFormat
984 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
985 pop
= iWGLAttr
[++cur
];
986 PUSH2(oGLXAttr
, GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
, pop
);
987 TRACE("pAttr[%d] = GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT: %x\n", cur
, pop
);
990 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
991 pop
= iWGLAttr
[++cur
];
992 PUSH2(oGLXAttr
, GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
, pop
);
993 TRACE("pAttr[%d] = GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT: %x\n", cur
, pop
);
996 FIXME("unsupported %x WGL Attribute\n", iWGLAttr
[cur
]);
1003 /* By default glXChooseFBConfig defaults to GLX_WINDOW_BIT. wglChoosePixelFormatARB searches through
1004 * all formats. Unless drawattrib is set to a non-zero value override it with GLX_DONT_CARE, so that
1005 * pixmap and pbuffer formats appear as well. */
1006 if (!drawattrib
) drawattrib
= GLX_DONT_CARE
;
1007 PUSH2(oGLXAttr
, GLX_DRAWABLE_TYPE
, drawattrib
);
1008 TRACE("pAttr[?] = GLX_DRAWABLE_TYPE: %#x\n", drawattrib
);
1010 /* By default glXChooseFBConfig uses GLX_RGBA_BIT as the default value. Since wglChoosePixelFormatARB
1011 * searches in all formats we have to do the same. For this reason we set GLX_RENDER_TYPE to
1012 * GLX_DONT_CARE unless it is overridden. */
1013 PUSH2(oGLXAttr
, GLX_RENDER_TYPE
, pixelattrib
);
1014 TRACE("pAttr[?] = GLX_RENDER_TYPE: %#x\n", pixelattrib
);
1016 /* Set GLX_FLOAT_COMPONENTS_NV all the time */
1017 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer")) {
1018 PUSH2(oGLXAttr
, GLX_FLOAT_COMPONENTS_NV
, nvfloatattrib
);
1019 TRACE("pAttr[?] = GLX_FLOAT_COMPONENTS_NV: %#x\n", nvfloatattrib
);
1025 static int get_render_type_from_fbconfig(Display
*display
, GLXFBConfig fbconfig
)
1027 int render_type
, render_type_bit
;
1028 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_RENDER_TYPE
, &render_type_bit
);
1029 switch(render_type_bit
)
1032 render_type
= GLX_RGBA_TYPE
;
1034 case GLX_COLOR_INDEX_BIT
:
1035 render_type
= GLX_COLOR_INDEX_TYPE
;
1037 case GLX_RGBA_FLOAT_BIT
:
1038 render_type
= GLX_RGBA_FLOAT_TYPE
;
1040 case GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
:
1041 render_type
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
1044 ERR("Unknown render_type: %x\n", render_type_bit
);
1050 /* Check whether a fbconfig is suitable for Windows-style bitmap rendering */
1051 static BOOL
check_fbconfig_bitmap_capability(Display
*display
, GLXFBConfig fbconfig
)
1054 pglXGetFBConfigAttrib(display
, fbconfig
, GLX_DOUBLEBUFFER
, &dbuf
);
1055 pglXGetFBConfigAttrib(gdi_display
, fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1057 /* Windows only supports bitmap rendering on single buffered formats, further the fbconfig needs to have
1058 * the GLX_PIXMAP_BIT set. */
1059 return !dbuf
&& (value
& GLX_PIXMAP_BIT
);
1062 static void init_pixel_formats( Display
*display
)
1064 struct wgl_pixel_format
*list
;
1065 int size
= 0, onscreen_size
= 0;
1066 int fmt_id
, nCfgs
, i
, run
, bmp_formats
;
1068 XVisualInfo
*visinfo
;
1070 cfgs
= pglXGetFBConfigs(display
, DefaultScreen(display
), &nCfgs
);
1071 if (NULL
== cfgs
|| 0 == nCfgs
) {
1072 if(cfgs
!= NULL
) XFree(cfgs
);
1073 ERR("glXChooseFBConfig returns NULL\n");
1077 /* Bitmap rendering on Windows implies the use of the Microsoft GDI software renderer.
1078 * Further most GLX drivers only offer pixmap rendering using indirect rendering (except for modern drivers which support 'AIGLX' / composite).
1079 * Indirect rendering can indicate software rendering (on Nvidia it is hw accelerated)
1080 * Since bitmap rendering implies the use of software rendering we can safely use indirect rendering for bitmaps.
1082 * Below we count the number of formats which are suitable for bitmap rendering. Windows restricts bitmap rendering to single buffered formats.
1084 for(i
=0, bmp_formats
=0; i
<nCfgs
; i
++)
1086 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
1089 TRACE("Found %d bitmap capable fbconfigs\n", bmp_formats
);
1091 list
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, (nCfgs
+ bmp_formats
) * sizeof(*list
));
1093 /* Fill the pixel format list. Put onscreen formats at the top and offscreen ones at the bottom.
1094 * Do this as GLX doesn't guarantee that the list is sorted */
1095 for(run
=0; run
< 2; run
++)
1097 for(i
=0; i
<nCfgs
; i
++) {
1098 pglXGetFBConfigAttrib(display
, cfgs
[i
], GLX_FBCONFIG_ID
, &fmt_id
);
1099 visinfo
= pglXGetVisualFromFBConfig(display
, cfgs
[i
]);
1101 /* The first run we only add onscreen formats (ones which have an associated X Visual).
1102 * The second run we only set offscreen formats. */
1105 /* We implement child window rendering using offscreen buffers (using composite or an XPixmap).
1106 * The contents is copied to the destination using XCopyArea. For the copying to work
1107 * the depth of the source and destination window should be the same. In general this should
1108 * not be a problem for OpenGL as drivers only advertise formats with a similar depth (or no depth).
1109 * As of the introduction of composition managers at least Nvidia now also offers ARGB visuals
1110 * with a depth of 32 in addition to the default 24 bit. In order to prevent BadMatch errors we only
1111 * list formats with the same depth. */
1112 if(visinfo
->depth
!= default_visual
.depth
)
1118 TRACE("Found onscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1119 list
[size
].fbconfig
= cfgs
[i
];
1120 list
[size
].fmt_id
= fmt_id
;
1121 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1122 list
[size
].dwFlags
= 0;
1126 /* Clone a format if it is bitmap capable for indirect rendering to bitmaps */
1127 if(check_fbconfig_bitmap_capability(display
, cfgs
[i
]))
1129 TRACE("Found bitmap capable format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1130 list
[size
].fbconfig
= cfgs
[i
];
1131 list
[size
].fmt_id
= fmt_id
;
1132 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1133 list
[size
].dwFlags
= PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
| PFD_GENERIC_FORMAT
;
1137 } else if(run
&& !visinfo
) {
1138 int window_drawable
=0;
1139 pglXGetFBConfigAttrib(gdi_display
, cfgs
[i
], GLX_DRAWABLE_TYPE
, &window_drawable
);
1141 /* Recent Nvidia drivers and DRI drivers offer window drawable formats without a visual.
1142 * This are formats like 16-bit rgb on a 24-bit desktop. In order to support these formats
1143 * onscreen we would have to use glXCreateWindow instead of XCreateWindow. Further it will
1144 * likely make our child window opengl rendering more complicated since likely you can't use
1145 * XCopyArea on a GLX Window.
1146 * For now ignore fbconfigs which are window drawable but lack a visual. */
1147 if(window_drawable
& GLX_WINDOW_BIT
)
1149 TRACE("Skipping FBCONFIG_ID 0x%x as an offscreen format because it is window_drawable\n", fmt_id
);
1153 TRACE("Found offscreen format FBCONFIG_ID 0x%x corresponding to iPixelFormat %d at GLX index %d\n", fmt_id
, size
+1, i
);
1154 list
[size
].fbconfig
= cfgs
[i
];
1155 list
[size
].fmt_id
= fmt_id
;
1156 list
[size
].render_type
= get_render_type_from_fbconfig(display
, cfgs
[i
]);
1157 list
[size
].dwFlags
= 0;
1161 if (visinfo
) XFree(visinfo
);
1167 pixel_formats
= list
;
1168 nb_pixel_formats
= size
;
1169 nb_onscreen_formats
= onscreen_size
;
1172 static inline BOOL
is_valid_pixel_format( int format
)
1174 return format
> 0 && format
<= nb_pixel_formats
;
1177 static inline BOOL
is_onscreen_pixel_format( int format
)
1179 return format
> 0 && format
<= nb_onscreen_formats
;
1182 static inline int pixel_format_index( const struct wgl_pixel_format
*format
)
1184 return format
- pixel_formats
+ 1;
1187 /* GLX can advertise dozens of different pixelformats including offscreen and onscreen ones.
1188 * In our WGL implementation we only support a subset of these formats namely the format of
1189 * Wine's main visual and offscreen formats (if they are available).
1190 * This function converts a WGL format to its corresponding GLX one.
1192 static const struct wgl_pixel_format
*get_pixel_format(Display
*display
, int iPixelFormat
, BOOL AllowOffscreen
)
1194 /* Check if the pixelformat is valid. Note that it is legal to pass an invalid
1195 * iPixelFormat in case of probing the number of pixelformats.
1197 if (is_valid_pixel_format( iPixelFormat
) &&
1198 (is_onscreen_pixel_format( iPixelFormat
) || AllowOffscreen
)) {
1199 TRACE("Returning fmt_id=%#x for iPixelFormat=%d\n",
1200 pixel_formats
[iPixelFormat
-1].fmt_id
, iPixelFormat
);
1201 return &pixel_formats
[iPixelFormat
-1];
1206 /* Mark any allocated context using the glx drawable 'old' to use 'new' */
1207 static void mark_drawable_dirty(GLXDrawable old
, GLXDrawable
new)
1209 struct wgl_context
*ctx
;
1211 LIST_FOR_EACH_ENTRY( ctx
, &context_list
, struct wgl_context
, entry
)
1213 if (old
== ctx
->drawables
[0]) {
1214 ctx
->drawables
[0] = new;
1215 ctx
->refresh_drawables
= TRUE
;
1217 if (old
== ctx
->drawables
[1]) {
1218 ctx
->drawables
[1] = new;
1219 ctx
->refresh_drawables
= TRUE
;
1224 /* Given the current context, make sure its drawable is sync'd */
1225 static inline void sync_context(struct wgl_context
*context
)
1227 if (context
->refresh_drawables
) {
1228 if (glxRequireVersion(3))
1229 pglXMakeContextCurrent(gdi_display
, context
->drawables
[0],
1230 context
->drawables
[1], context
->ctx
);
1232 pglXMakeCurrent(gdi_display
, context
->drawables
[0], context
->ctx
);
1233 context
->refresh_drawables
= FALSE
;
1237 static BOOL
set_swap_interval(GLXDrawable drawable
, int interval
)
1241 switch (swap_control_method
)
1243 case GLX_SWAP_CONTROL_EXT
:
1244 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
1245 pglXSwapIntervalEXT(gdi_display
, drawable
, interval
);
1246 XSync(gdi_display
, False
);
1247 ret
= !X11DRV_check_error();
1250 case GLX_SWAP_CONTROL_MESA
:
1251 ret
= !pglXSwapIntervalMESA(interval
);
1254 case GLX_SWAP_CONTROL_SGI
:
1255 /* wglSwapIntervalEXT considers an interval value of zero to mean that
1256 * vsync should be disabled, but glXSwapIntervalSGI considers such a
1257 * value to be an error. Just silently ignore the request for now.
1260 WARN("Request to disable vertical sync is not handled\n");
1262 ret
= !pglXSwapIntervalSGI(interval
);
1265 case GLX_SWAP_CONTROL_NONE
:
1266 /* Unlikely to happen on modern GLX implementations */
1267 WARN("Request to adjust swap interval is not handled\n");
1274 static struct gl_drawable
*get_gl_drawable( HWND hwnd
, HDC hdc
)
1276 struct gl_drawable
*gl
;
1278 EnterCriticalSection( &context_section
);
1279 if (hwnd
&& !XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&gl
)) return gl
;
1280 if (hdc
&& !XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&gl
)) return gl
;
1281 LeaveCriticalSection( &context_section
);
1285 static void release_gl_drawable( struct gl_drawable
*gl
)
1287 if (gl
) LeaveCriticalSection( &context_section
);
1290 static GLXContext
create_glxcontext(Display
*display
, struct wgl_context
*context
, GLXContext shareList
)
1294 if(context
->gl3_context
)
1296 if(context
->numAttribs
)
1297 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, GL_TRUE
, context
->attribList
);
1299 ctx
= pglXCreateContextAttribsARB(gdi_display
, context
->fmt
->fbconfig
, shareList
, GL_TRUE
, NULL
);
1301 else if(context
->vis
)
1302 ctx
= pglXCreateContext(gdi_display
, context
->vis
, shareList
, GL_TRUE
);
1303 else /* Create a GLX Context for a pbuffer */
1304 ctx
= pglXCreateNewContext(gdi_display
, context
->fmt
->fbconfig
, context
->fmt
->render_type
, shareList
, TRUE
);
1310 /***********************************************************************
1313 static void free_gl_drawable( struct gl_drawable
*gl
)
1317 case DC_GL_CHILD_WIN
:
1318 pglXDestroyWindow( gdi_display
, gl
->drawable
);
1319 XDestroyWindow( gdi_display
, gl
->window
);
1320 XFreeColormap( gdi_display
, gl
->colormap
);
1322 case DC_GL_PIXMAP_WIN
:
1323 pglXDestroyPixmap( gdi_display
, gl
->drawable
);
1324 XFreePixmap( gdi_display
, gl
->pixmap
);
1329 if (gl
->visual
) XFree( gl
->visual
);
1330 HeapFree( GetProcessHeap(), 0, gl
);
1334 /***********************************************************************
1335 * create_gl_drawable
1337 static BOOL
create_gl_drawable( HWND hwnd
, struct gl_drawable
*gl
)
1341 if (GetAncestor( hwnd
, GA_PARENT
) == GetDesktopWindow()) /* top-level window */
1343 struct x11drv_win_data
*data
= get_win_data( hwnd
);
1347 gl
->type
= DC_GL_WINDOW
;
1348 gl
->window
= create_client_window( data
, gl
->visual
);
1350 gl
->drawable
= pglXCreateWindow( gdi_display
, gl
->format
->fbconfig
, gl
->window
, NULL
);
1351 release_win_data( data
);
1354 #ifdef SONAME_LIBXCOMPOSITE
1355 else if(usexcomposite
)
1357 static Window dummy_parent
;
1358 XSetWindowAttributes attrib
;
1360 attrib
.override_redirect
= True
;
1363 dummy_parent
= XCreateWindow( gdi_display
, root_window
, -1, -1, 1, 1, 0, default_visual
.depth
,
1364 InputOutput
, default_visual
.visual
, CWOverrideRedirect
, &attrib
);
1365 XMapWindow( gdi_display
, dummy_parent
);
1367 gl
->colormap
= XCreateColormap(gdi_display
, dummy_parent
, gl
->visual
->visual
,
1368 (gl
->visual
->class == PseudoColor
||
1369 gl
->visual
->class == GrayScale
||
1370 gl
->visual
->class == DirectColor
) ?
1371 AllocAll
: AllocNone
);
1372 attrib
.colormap
= gl
->colormap
;
1373 XInstallColormap(gdi_display
, attrib
.colormap
);
1375 gl
->type
= DC_GL_CHILD_WIN
;
1376 gl
->window
= XCreateWindow( gdi_display
, dummy_parent
, 0, 0,
1377 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
,
1378 0, gl
->visual
->depth
, InputOutput
, gl
->visual
->visual
,
1379 CWColormap
| CWOverrideRedirect
, &attrib
);
1382 gl
->drawable
= pglXCreateWindow( gdi_display
, gl
->format
->fbconfig
, gl
->window
, NULL
);
1385 pXCompositeRedirectWindow(gdi_display
, gl
->window
, CompositeRedirectManual
);
1386 XMapWindow(gdi_display
, gl
->window
);
1389 else XFreeColormap( gdi_display
, gl
->colormap
);
1394 WARN("XComposite is not available, using GLXPixmap hack\n");
1396 gl
->type
= DC_GL_PIXMAP_WIN
;
1397 gl
->pixmap
= XCreatePixmap( gdi_display
, root_window
,
1398 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
,
1399 gl
->visual
->depth
);
1402 gl
->drawable
= pglXCreatePixmap( gdi_display
, gl
->format
->fbconfig
, gl
->pixmap
, NULL
);
1403 if (!gl
->drawable
) XFreePixmap( gdi_display
, gl
->pixmap
);
1408 gl
->refresh_swap_interval
= TRUE
;
1409 return gl
->drawable
!= 0;
1413 /***********************************************************************
1416 static BOOL
set_win_format( HWND hwnd
, const struct wgl_pixel_format
*format
)
1418 struct gl_drawable
*gl
, *prev
;
1420 gl
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*gl
) );
1421 /* Default GLX and WGL swap interval is 1, but in case of glXSwapIntervalSGI
1422 * there is no way to query it, so we have to store it here.
1424 gl
->swap_interval
= 1;
1425 gl
->refresh_swap_interval
= TRUE
;
1426 gl
->format
= format
;
1427 gl
->visual
= pglXGetVisualFromFBConfig( gdi_display
, format
->fbconfig
);
1430 HeapFree( GetProcessHeap(), 0, gl
);
1434 GetClientRect( hwnd
, &gl
->rect
);
1435 gl
->rect
.right
= min( max( 1, gl
->rect
.right
), 65535 );
1436 gl
->rect
.bottom
= min( max( 1, gl
->rect
.bottom
), 65535 );
1438 if (!create_gl_drawable( hwnd
, gl
))
1440 XFree( gl
->visual
);
1441 HeapFree( GetProcessHeap(), 0, gl
);
1445 TRACE( "created GL drawable %lx for win %p %s\n",
1446 gl
->drawable
, hwnd
, debugstr_fbconfig( format
->fbconfig
));
1448 XFlush( gdi_display
);
1450 EnterCriticalSection( &context_section
);
1451 if (!XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&prev
))
1453 gl
->swap_interval
= prev
->swap_interval
;
1454 free_gl_drawable( prev
);
1456 XSaveContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char *)gl
);
1457 LeaveCriticalSection( &context_section
);
1459 __wine_set_pixel_format( hwnd
, pixel_format_index( format
));
1464 static BOOL
set_pixel_format(HDC hdc
, int format
, BOOL allow_change
)
1466 const struct wgl_pixel_format
*fmt
;
1468 HWND hwnd
= WindowFromDC( hdc
);
1470 TRACE("(%p,%d)\n", hdc
, format
);
1472 if (!hwnd
|| hwnd
== GetDesktopWindow())
1474 WARN( "not a valid window DC %p/%p\n", hdc
, hwnd
);
1478 fmt
= get_pixel_format(gdi_display
, format
, FALSE
/* Offscreen */);
1481 ERR( "Invalid format %d\n", format
);
1485 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1486 if (!(value
& GLX_WINDOW_BIT
))
1488 WARN( "Pixel format %d is not compatible for window rendering\n", format
);
1494 struct gl_drawable
*gl
;
1495 if ((gl
= get_gl_drawable( hwnd
, hdc
)))
1497 int prev
= pixel_format_index( gl
->format
);
1498 release_gl_drawable( gl
);
1499 return prev
== format
; /* cannot change it if already set */
1503 return set_win_format( hwnd
, fmt
);
1507 /***********************************************************************
1510 void sync_gl_drawable( HWND hwnd
, const RECT
*visible_rect
, const RECT
*client_rect
)
1512 struct gl_drawable
*gl
;
1516 XWindowChanges changes
;
1518 changes
.width
= min( max( 1, client_rect
->right
- client_rect
->left
), 65535 );
1519 changes
.height
= min( max( 1, client_rect
->bottom
- client_rect
->top
), 65535 );
1521 if (!(gl
= get_gl_drawable( hwnd
, 0 ))) return;
1523 if (changes
.width
!= gl
->rect
.right
- gl
->rect
.left
) mask
|= CWWidth
;
1524 if (changes
.height
!= gl
->rect
.bottom
- gl
->rect
.top
) mask
|= CWHeight
;
1526 TRACE( "setting drawable %lx size %dx%d\n", gl
->drawable
, changes
.width
, changes
.height
);
1530 case DC_GL_CHILD_WIN
:
1531 if (mask
) XConfigureWindow( gdi_display
, gl
->window
, mask
, &changes
);
1533 case DC_GL_PIXMAP_WIN
:
1535 pix
= XCreatePixmap(gdi_display
, root_window
, changes
.width
, changes
.height
, gl
->visual
->depth
);
1536 if (!pix
) goto done
;
1537 glxp
= pglXCreatePixmap(gdi_display
, gl
->format
->fbconfig
, pix
, NULL
);
1540 XFreePixmap(gdi_display
, pix
);
1543 mark_drawable_dirty(gl
->drawable
, glxp
);
1544 XFlush( gdi_display
);
1546 XFreePixmap(gdi_display
, gl
->pixmap
);
1547 pglXDestroyPixmap(gdi_display
, gl
->drawable
);
1548 TRACE( "Recreated GL drawable %lx to replace %lx\n", glxp
, gl
->drawable
);
1551 gl
->drawable
= glxp
;
1556 SetRect( &gl
->rect
, 0, 0, changes
.width
, changes
.height
);
1558 release_gl_drawable( gl
);
1562 /***********************************************************************
1563 * set_gl_drawable_parent
1565 void set_gl_drawable_parent( HWND hwnd
, HWND parent
)
1567 struct gl_drawable
*gl
;
1568 GLXDrawable old_drawable
;
1570 if (!(gl
= get_gl_drawable( hwnd
, 0 ))) return;
1572 TRACE( "setting drawable %lx parent %p\n", gl
->drawable
, parent
);
1574 old_drawable
= gl
->drawable
;
1579 case DC_GL_CHILD_WIN
:
1580 if (parent
!= GetDesktopWindow()) goto done
;
1581 pglXDestroyWindow( gdi_display
, gl
->drawable
);
1582 XDestroyWindow( gdi_display
, gl
->window
);
1583 XFreeColormap( gdi_display
, gl
->colormap
);
1585 case DC_GL_PIXMAP_WIN
:
1586 if (parent
!= GetDesktopWindow()) goto done
;
1587 pglXDestroyPixmap( gdi_display
, gl
->drawable
);
1588 XFreePixmap( gdi_display
, gl
->pixmap
);
1594 if (!create_gl_drawable( hwnd
, gl
))
1596 XDeleteContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
);
1597 release_gl_drawable( gl
);
1598 XFree( gl
->visual
);
1599 HeapFree( GetProcessHeap(), 0, gl
);
1600 __wine_set_pixel_format( hwnd
, 0 );
1603 mark_drawable_dirty( old_drawable
, gl
->drawable
);
1606 release_gl_drawable( gl
);
1611 /***********************************************************************
1612 * destroy_gl_drawable
1614 void destroy_gl_drawable( HWND hwnd
)
1616 struct gl_drawable
*gl
;
1618 EnterCriticalSection( &context_section
);
1619 if (!XFindContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
, (char **)&gl
))
1621 XDeleteContext( gdi_display
, (XID
)hwnd
, gl_hwnd_context
);
1622 free_gl_drawable( gl
);
1624 LeaveCriticalSection( &context_section
);
1629 * glxdrv_DescribePixelFormat
1631 * Get the pixel-format descriptor associated to the given id
1633 static int glxdrv_wglDescribePixelFormat( HDC hdc
, int iPixelFormat
,
1634 UINT nBytes
, PIXELFORMATDESCRIPTOR
*ppfd
)
1636 /*XVisualInfo *vis;*/
1639 const struct wgl_pixel_format
*fmt
;
1641 if (!has_opengl()) return 0;
1643 TRACE("(%p,%d,%d,%p)\n", hdc
, iPixelFormat
, nBytes
, ppfd
);
1645 if (!ppfd
) return nb_onscreen_formats
;
1647 /* 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 */
1648 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, FALSE
/* Offscreen */);
1650 WARN("unexpected format %d\n", iPixelFormat
);
1654 if (nBytes
< sizeof(PIXELFORMATDESCRIPTOR
)) {
1655 ERR("Wrong structure size !\n");
1656 /* Should set error */
1660 memset(ppfd
, 0, sizeof(PIXELFORMATDESCRIPTOR
));
1661 ppfd
->nSize
= sizeof(PIXELFORMATDESCRIPTOR
);
1664 /* These flags are always the same... */
1665 ppfd
->dwFlags
= PFD_SUPPORT_OPENGL
;
1666 /* Now the flags extracted from the Visual */
1668 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &value
);
1669 if(value
& GLX_WINDOW_BIT
)
1670 ppfd
->dwFlags
|= PFD_DRAW_TO_WINDOW
;
1672 /* On Windows bitmap rendering is only offered using the GDI Software renderer. We reserve some formats (see get_formats for more info)
1673 * for bitmap rendering since we require indirect rendering for this. Further pixel format logs of a GeforceFX, Geforce8800GT, Radeon HD3400 and a
1674 * 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
1675 * offered the GDI bit either. */
1676 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_DRAW_TO_BITMAP
| PFD_SUPPORT_GDI
);
1678 /* PFD_GENERIC_FORMAT - gdi software rendering
1679 * PFD_GENERIC_ACCELERATED - some parts are accelerated by a display driver (MCD e.g. 3dfx minigl)
1680 * none set - full hardware accelerated by a ICD
1682 * We only set PFD_GENERIC_FORMAT on bitmap formats (see get_formats) as that's what ATI and Nvidia Windows drivers do */
1683 ppfd
->dwFlags
|= fmt
->dwFlags
& (PFD_GENERIC_FORMAT
| PFD_GENERIC_ACCELERATED
);
1685 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DOUBLEBUFFER
, &value
);
1687 ppfd
->dwFlags
|= PFD_DOUBLEBUFFER
;
1688 ppfd
->dwFlags
&= ~PFD_SUPPORT_GDI
;
1690 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STEREO
, &value
); if (value
) ppfd
->dwFlags
|= PFD_STEREO
;
1693 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RENDER_TYPE
, &value
);
1694 if (value
& GLX_RGBA_BIT
)
1695 ppfd
->iPixelType
= PFD_TYPE_RGBA
;
1697 ppfd
->iPixelType
= PFD_TYPE_COLORINDEX
;
1700 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BUFFER_SIZE
, &value
);
1701 ppfd
->cColorBits
= value
;
1703 /* Red, green, blue and alpha bits / shifts */
1704 if (ppfd
->iPixelType
== PFD_TYPE_RGBA
) {
1705 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_RED_SIZE
, &rb
);
1706 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_GREEN_SIZE
, &gb
);
1707 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_BLUE_SIZE
, &bb
);
1708 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ALPHA_SIZE
, &ab
);
1710 ppfd
->cRedBits
= rb
;
1711 ppfd
->cRedShift
= gb
+ bb
+ ab
;
1712 ppfd
->cBlueBits
= bb
;
1713 ppfd
->cBlueShift
= ab
;
1714 ppfd
->cGreenBits
= gb
;
1715 ppfd
->cGreenShift
= bb
+ ab
;
1716 ppfd
->cAlphaBits
= ab
;
1717 ppfd
->cAlphaShift
= 0;
1720 ppfd
->cRedShift
= 0;
1721 ppfd
->cBlueBits
= 0;
1722 ppfd
->cBlueShift
= 0;
1723 ppfd
->cGreenBits
= 0;
1724 ppfd
->cGreenShift
= 0;
1725 ppfd
->cAlphaBits
= 0;
1726 ppfd
->cAlphaShift
= 0;
1729 /* Accum RGBA bits */
1730 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &rb
);
1731 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &gb
);
1732 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &bb
);
1733 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &ab
);
1735 ppfd
->cAccumBits
= rb
+gb
+bb
+ab
;
1736 ppfd
->cAccumRedBits
= rb
;
1737 ppfd
->cAccumGreenBits
= gb
;
1738 ppfd
->cAccumBlueBits
= bb
;
1739 ppfd
->cAccumAlphaBits
= ab
;
1742 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_AUX_BUFFERS
, &value
);
1743 ppfd
->cAuxBuffers
= value
;
1746 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DEPTH_SIZE
, &value
);
1747 ppfd
->cDepthBits
= value
;
1750 pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_STENCIL_SIZE
, &value
);
1751 ppfd
->cStencilBits
= value
;
1753 ppfd
->iLayerType
= PFD_MAIN_PLANE
;
1755 if (TRACE_ON(wgl
)) {
1756 dump_PIXELFORMATDESCRIPTOR(ppfd
);
1759 return nb_onscreen_formats
;
1762 /***********************************************************************
1763 * glxdrv_wglGetPixelFormat
1765 static int glxdrv_wglGetPixelFormat( HDC hdc
)
1767 struct gl_drawable
*gl
;
1770 if ((gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1772 ret
= pixel_format_index( gl
->format
);
1773 /* Offscreen formats can't be used with traditional WGL calls.
1774 * As has been verified on Windows GetPixelFormat doesn't fail but returns iPixelFormat=1. */
1775 if (!is_onscreen_pixel_format( ret
)) ret
= 1;
1776 release_gl_drawable( gl
);
1778 TRACE( "%p -> %d\n", hdc
, ret
);
1782 /***********************************************************************
1783 * glxdrv_wglSetPixelFormat
1785 static BOOL
glxdrv_wglSetPixelFormat( HDC hdc
, int iPixelFormat
, const PIXELFORMATDESCRIPTOR
*ppfd
)
1787 return set_pixel_format(hdc
, iPixelFormat
, FALSE
);
1790 /***********************************************************************
1791 * glxdrv_wglCopyContext
1793 static BOOL
glxdrv_wglCopyContext(struct wgl_context
*src
, struct wgl_context
*dst
, UINT mask
)
1795 TRACE("%p -> %p mask %#x\n", src
, dst
, mask
);
1797 pglXCopyContext(gdi_display
, src
->ctx
, dst
->ctx
, mask
);
1799 /* As opposed to wglCopyContext, glXCopyContext doesn't return anything, so hopefully we passed */
1803 /***********************************************************************
1804 * glxdrv_wglCreateContext
1806 static struct wgl_context
*glxdrv_wglCreateContext( HDC hdc
)
1808 struct wgl_context
*ret
;
1809 struct gl_drawable
*gl
;
1811 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1813 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1817 if ((ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
))))
1820 ret
->fmt
= gl
->format
;
1821 ret
->vis
= pglXGetVisualFromFBConfig(gdi_display
, gl
->format
->fbconfig
);
1822 ret
->ctx
= create_glxcontext(gdi_display
, ret
, NULL
);
1823 list_add_head( &context_list
, &ret
->entry
);
1825 release_gl_drawable( gl
);
1826 TRACE( "%p -> %p\n", hdc
, ret
);
1830 /***********************************************************************
1831 * glxdrv_wglDeleteContext
1833 static void glxdrv_wglDeleteContext(struct wgl_context
*ctx
)
1835 struct wgl_pbuffer
*pb
;
1837 TRACE("(%p)\n", ctx
);
1839 EnterCriticalSection( &context_section
);
1840 list_remove( &ctx
->entry
);
1841 LIST_FOR_EACH_ENTRY( pb
, &pbuffer_list
, struct wgl_pbuffer
, entry
)
1843 if (pb
->prev_context
== ctx
->ctx
) {
1844 pglXDestroyContext(gdi_display
, pb
->tmp_context
);
1845 pb
->prev_context
= pb
->tmp_context
= NULL
;
1848 LeaveCriticalSection( &context_section
);
1850 if (ctx
->ctx
) pglXDestroyContext( gdi_display
, ctx
->ctx
);
1851 if (ctx
->vis
) XFree( ctx
->vis
);
1852 HeapFree( GetProcessHeap(), 0, ctx
);
1855 /***********************************************************************
1856 * glxdrv_wglGetProcAddress
1858 static PROC
glxdrv_wglGetProcAddress(LPCSTR lpszProc
)
1860 if (!strncmp(lpszProc
, "wgl", 3)) return NULL
;
1861 return pglXGetProcAddressARB((const GLubyte
*)lpszProc
);
1864 /***********************************************************************
1865 * glxdrv_wglMakeCurrent
1867 static BOOL
glxdrv_wglMakeCurrent(HDC hdc
, struct wgl_context
*ctx
)
1870 struct gl_drawable
*gl
;
1872 TRACE("(%p,%p)\n", hdc
, ctx
);
1876 pglXMakeCurrent(gdi_display
, None
, NULL
);
1877 NtCurrentTeb()->glContext
= NULL
;
1881 if ((gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
1883 if (ctx
->fmt
!= gl
->format
)
1885 WARN( "mismatched pixel format hdc %p %p ctx %p %p\n", hdc
, gl
->format
, ctx
, ctx
->fmt
);
1886 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
1890 TRACE("hdc %p drawable %lx fmt %p ctx %p %s\n", hdc
, gl
->drawable
, gl
->format
, ctx
->ctx
,
1891 debugstr_fbconfig( gl
->format
->fbconfig
));
1893 ret
= pglXMakeCurrent(gdi_display
, gl
->drawable
, ctx
->ctx
);
1896 NtCurrentTeb()->glContext
= ctx
;
1897 ctx
->has_been_current
= TRUE
;
1899 ctx
->drawables
[0] = gl
->drawable
;
1900 ctx
->drawables
[1] = gl
->drawable
;
1901 ctx
->refresh_drawables
= FALSE
;
1905 SetLastError( ERROR_INVALID_HANDLE
);
1908 release_gl_drawable( gl
);
1909 TRACE( "%p,%p returning %d\n", hdc
, ctx
, ret
);
1913 /***********************************************************************
1914 * X11DRV_wglMakeContextCurrentARB
1916 static BOOL
X11DRV_wglMakeContextCurrentARB( HDC draw_hdc
, HDC read_hdc
, struct wgl_context
*ctx
)
1919 struct gl_drawable
*draw_gl
, *read_gl
= NULL
;
1921 TRACE("(%p,%p,%p)\n", draw_hdc
, read_hdc
, ctx
);
1925 pglXMakeCurrent(gdi_display
, None
, NULL
);
1926 NtCurrentTeb()->glContext
= NULL
;
1930 if (!pglXMakeContextCurrent
) return FALSE
;
1932 if ((draw_gl
= get_gl_drawable( WindowFromDC( draw_hdc
), draw_hdc
)))
1934 read_gl
= get_gl_drawable( WindowFromDC( read_hdc
), read_hdc
);
1935 ret
= pglXMakeContextCurrent(gdi_display
, draw_gl
->drawable
,
1936 read_gl
? read_gl
->drawable
: 0, ctx
->ctx
);
1939 ctx
->has_been_current
= TRUE
;
1940 ctx
->hdc
= draw_hdc
;
1941 ctx
->drawables
[0] = draw_gl
->drawable
;
1942 ctx
->drawables
[1] = read_gl
? read_gl
->drawable
: 0;
1943 ctx
->refresh_drawables
= FALSE
;
1944 NtCurrentTeb()->glContext
= ctx
;
1948 SetLastError( ERROR_INVALID_HANDLE
);
1950 release_gl_drawable( read_gl
);
1951 release_gl_drawable( draw_gl
);
1952 TRACE( "%p,%p,%p returning %d\n", draw_hdc
, read_hdc
, ctx
, ret
);
1956 /***********************************************************************
1957 * glxdrv_wglShareLists
1959 static BOOL
glxdrv_wglShareLists(struct wgl_context
*org
, struct wgl_context
*dest
)
1961 TRACE("(%p, %p)\n", org
, dest
);
1963 /* Sharing of display lists works differently in GLX and WGL. In case of GLX it is done
1964 * at context creation time but in case of WGL it is done using wglShareLists.
1965 * In the past we tried to emulate wglShareLists by delaying GLX context creation until
1966 * either a wglMakeCurrent or wglShareLists. This worked fine for most apps but it causes
1967 * issues for OpenGL 3 because there wglCreateContextAttribsARB can fail in a lot of cases,
1968 * so there delaying context creation doesn't work.
1970 * The new approach is to create a GLX context in wglCreateContext / wglCreateContextAttribsARB
1971 * and when a program requests sharing we recreate the destination context if it hasn't been made
1972 * current or when it hasn't shared display lists before.
1975 if((org
->has_been_current
&& dest
->has_been_current
) || dest
->has_been_current
)
1977 ERR("Could not share display lists, one of the contexts has been current already !\n");
1980 else if(dest
->sharing
)
1982 ERR("Could not share display lists because hglrc2 has already shared lists before\n");
1987 /* Re-create the GLX context and share display lists */
1988 pglXDestroyContext(gdi_display
, dest
->ctx
);
1989 dest
->ctx
= create_glxcontext(gdi_display
, dest
, org
->ctx
);
1990 TRACE(" re-created context (%p) for Wine context %p (%s) sharing lists with ctx %p (%s)\n",
1991 dest
->ctx
, dest
, debugstr_fbconfig(dest
->fmt
->fbconfig
),
1992 org
->ctx
, debugstr_fbconfig( org
->fmt
->fbconfig
));
1994 org
->sharing
= TRUE
;
1995 dest
->sharing
= TRUE
;
2001 static void wglFinish(void)
2003 struct x11drv_escape_flush_gl_drawable escape
;
2004 struct gl_drawable
*gl
;
2005 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
2007 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
2008 escape
.gl_drawable
= 0;
2010 if ((gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), 0 )))
2014 case DC_GL_PIXMAP_WIN
: escape
.gl_drawable
= gl
->pixmap
; break;
2015 case DC_GL_CHILD_WIN
: escape
.gl_drawable
= gl
->window
; break;
2019 release_gl_drawable( gl
);
2023 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2026 static void wglFlush(void)
2028 struct x11drv_escape_flush_gl_drawable escape
;
2029 struct gl_drawable
*gl
;
2030 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
2032 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
2033 escape
.gl_drawable
= 0;
2035 if ((gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), 0 )))
2039 case DC_GL_PIXMAP_WIN
: escape
.gl_drawable
= gl
->pixmap
; break;
2040 case DC_GL_CHILD_WIN
: escape
.gl_drawable
= gl
->window
; break;
2044 release_gl_drawable( gl
);
2048 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2051 static const GLubyte
*wglGetString(GLenum name
)
2053 if (name
== GL_EXTENSIONS
&& WineGLInfo
.glExtensions
)
2054 return (const GLubyte
*)WineGLInfo
.glExtensions
;
2055 return pglGetString(name
);
2058 /***********************************************************************
2059 * X11DRV_wglCreateContextAttribsARB
2061 static struct wgl_context
*X11DRV_wglCreateContextAttribsARB( HDC hdc
, struct wgl_context
*hShareContext
,
2062 const int* attribList
)
2064 struct wgl_context
*ret
;
2065 struct gl_drawable
*gl
;
2068 TRACE("(%p %p %p)\n", hdc
, hShareContext
, attribList
);
2070 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
2072 SetLastError( ERROR_INVALID_PIXEL_FORMAT
);
2076 if ((ret
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*ret
))))
2079 ret
->fmt
= gl
->format
;
2080 ret
->vis
= NULL
; /* glXCreateContextAttribsARB requires a fbconfig instead of a visual */
2081 ret
->gl3_context
= TRUE
;
2084 int *pContextAttribList
= &ret
->attribList
[0];
2085 /* attribList consists of pairs {token, value] terminated with 0 */
2086 while(attribList
[0] != 0)
2088 TRACE("%#x %#x\n", attribList
[0], attribList
[1]);
2089 switch(attribList
[0])
2091 case WGL_CONTEXT_MAJOR_VERSION_ARB
:
2092 pContextAttribList
[0] = GLX_CONTEXT_MAJOR_VERSION_ARB
;
2093 pContextAttribList
[1] = attribList
[1];
2094 pContextAttribList
+= 2;
2097 case WGL_CONTEXT_MINOR_VERSION_ARB
:
2098 pContextAttribList
[0] = GLX_CONTEXT_MINOR_VERSION_ARB
;
2099 pContextAttribList
[1] = attribList
[1];
2100 pContextAttribList
+= 2;
2103 case WGL_CONTEXT_LAYER_PLANE_ARB
:
2105 case WGL_CONTEXT_FLAGS_ARB
:
2106 pContextAttribList
[0] = GLX_CONTEXT_FLAGS_ARB
;
2107 pContextAttribList
[1] = attribList
[1];
2108 pContextAttribList
+= 2;
2111 case WGL_CONTEXT_PROFILE_MASK_ARB
:
2112 pContextAttribList
[0] = GLX_CONTEXT_PROFILE_MASK_ARB
;
2113 pContextAttribList
[1] = attribList
[1];
2114 pContextAttribList
+= 2;
2117 case WGL_RENDERER_ID_WINE
:
2118 pContextAttribList
[0] = GLX_RENDERER_ID_MESA
;
2119 pContextAttribList
[1] = attribList
[1];
2120 pContextAttribList
+= 2;
2124 ERR("Unhandled attribList pair: %#x %#x\n", attribList
[0], attribList
[1]);
2130 X11DRV_expect_error(gdi_display
, GLXErrorHandler
, NULL
);
2131 ret
->ctx
= create_glxcontext(gdi_display
, ret
, hShareContext
? hShareContext
->ctx
: NULL
);
2132 XSync(gdi_display
, False
);
2133 if ((err
= X11DRV_check_error()) || !ret
->ctx
)
2135 /* In the future we should convert the GLX error to a win32 one here if needed */
2136 ERR("Context creation failed (error %x)\n", err
);
2137 HeapFree( GetProcessHeap(), 0, ret
);
2140 else list_add_head( &context_list
, &ret
->entry
);
2143 release_gl_drawable( gl
);
2144 TRACE( "%p -> %p\n", hdc
, ret
);
2149 * X11DRV_wglGetExtensionsStringARB
2151 * WGL_ARB_extensions_string: wglGetExtensionsStringARB
2153 static const char *X11DRV_wglGetExtensionsStringARB(HDC hdc
)
2155 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
2156 return WineGLInfo
.wglExtensions
;
2160 * X11DRV_wglCreatePbufferARB
2162 * WGL_ARB_pbuffer: wglCreatePbufferARB
2164 static struct wgl_pbuffer
*X11DRV_wglCreatePbufferARB( HDC hdc
, int iPixelFormat
, int iWidth
, int iHeight
,
2165 const int *piAttribList
)
2167 struct wgl_pbuffer
* object
;
2168 const struct wgl_pixel_format
*fmt
;
2172 TRACE("(%p, %d, %d, %d, %p)\n", hdc
, iPixelFormat
, iWidth
, iHeight
, piAttribList
);
2174 /* Convert the WGL pixelformat to a GLX format, if it fails then the format is invalid */
2175 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */);
2177 ERR("(%p): invalid pixel format %d\n", hdc
, iPixelFormat
);
2178 SetLastError(ERROR_INVALID_PIXEL_FORMAT
);
2182 object
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*object
));
2183 if (NULL
== object
) {
2184 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2187 object
->width
= iWidth
;
2188 object
->height
= iHeight
;
2191 PUSH2(attribs
, GLX_PBUFFER_WIDTH
, iWidth
);
2192 PUSH2(attribs
, GLX_PBUFFER_HEIGHT
, iHeight
);
2193 while (piAttribList
&& 0 != *piAttribList
) {
2195 switch (*piAttribList
) {
2196 case WGL_PBUFFER_LARGEST_ARB
: {
2198 attr_v
= *piAttribList
;
2199 TRACE("WGL_LARGEST_PBUFFER_ARB = %d\n", attr_v
);
2200 PUSH2(attribs
, GLX_LARGEST_PBUFFER
, attr_v
);
2204 case WGL_TEXTURE_FORMAT_ARB
: {
2206 attr_v
= *piAttribList
;
2207 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_FORMAT_ARB as %x\n", attr_v
);
2208 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
2209 object
->use_render_texture
= 0;
2211 if (!use_render_texture_emulation
) {
2212 SetLastError(ERROR_INVALID_DATA
);
2216 case WGL_TEXTURE_RGB_ARB
:
2217 object
->use_render_texture
= GL_RGB
;
2218 object
->texture_bpp
= 3;
2219 object
->texture_format
= GL_RGB
;
2220 object
->texture_type
= GL_UNSIGNED_BYTE
;
2222 case WGL_TEXTURE_RGBA_ARB
:
2223 object
->use_render_texture
= GL_RGBA
;
2224 object
->texture_bpp
= 4;
2225 object
->texture_format
= GL_RGBA
;
2226 object
->texture_type
= GL_UNSIGNED_BYTE
;
2229 /* WGL_FLOAT_COMPONENTS_NV */
2230 case WGL_TEXTURE_FLOAT_R_NV
:
2231 object
->use_render_texture
= GL_FLOAT_R_NV
;
2232 object
->texture_bpp
= 4;
2233 object
->texture_format
= GL_RED
;
2234 object
->texture_type
= GL_FLOAT
;
2236 case WGL_TEXTURE_FLOAT_RG_NV
:
2237 object
->use_render_texture
= GL_FLOAT_RG_NV
;
2238 object
->texture_bpp
= 8;
2239 object
->texture_format
= GL_LUMINANCE_ALPHA
;
2240 object
->texture_type
= GL_FLOAT
;
2242 case WGL_TEXTURE_FLOAT_RGB_NV
:
2243 object
->use_render_texture
= GL_FLOAT_RGB_NV
;
2244 object
->texture_bpp
= 12;
2245 object
->texture_format
= GL_RGB
;
2246 object
->texture_type
= GL_FLOAT
;
2248 case WGL_TEXTURE_FLOAT_RGBA_NV
:
2249 object
->use_render_texture
= GL_FLOAT_RGBA_NV
;
2250 object
->texture_bpp
= 16;
2251 object
->texture_format
= GL_RGBA
;
2252 object
->texture_type
= GL_FLOAT
;
2255 ERR("Unknown texture format: %x\n", attr_v
);
2256 SetLastError(ERROR_INVALID_DATA
);
2263 case WGL_TEXTURE_TARGET_ARB
: {
2265 attr_v
= *piAttribList
;
2266 TRACE("WGL_render_texture Attribute: WGL_TEXTURE_TARGET_ARB as %x\n", attr_v
);
2267 if (WGL_NO_TEXTURE_ARB
== attr_v
) {
2268 object
->texture_target
= 0;
2270 if (!use_render_texture_emulation
) {
2271 SetLastError(ERROR_INVALID_DATA
);
2275 case WGL_TEXTURE_CUBE_MAP_ARB
: {
2276 if (iWidth
!= iHeight
) {
2277 SetLastError(ERROR_INVALID_DATA
);
2280 object
->texture_target
= GL_TEXTURE_CUBE_MAP
;
2281 object
->texture_bind_target
= GL_TEXTURE_BINDING_CUBE_MAP
;
2284 case WGL_TEXTURE_1D_ARB
: {
2286 SetLastError(ERROR_INVALID_DATA
);
2289 object
->texture_target
= GL_TEXTURE_1D
;
2290 object
->texture_bind_target
= GL_TEXTURE_BINDING_1D
;
2293 case WGL_TEXTURE_2D_ARB
: {
2294 object
->texture_target
= GL_TEXTURE_2D
;
2295 object
->texture_bind_target
= GL_TEXTURE_BINDING_2D
;
2298 case WGL_TEXTURE_RECTANGLE_NV
: {
2299 object
->texture_target
= GL_TEXTURE_RECTANGLE_NV
;
2300 object
->texture_bind_target
= GL_TEXTURE_BINDING_RECTANGLE_NV
;
2304 ERR("Unknown texture target: %x\n", attr_v
);
2305 SetLastError(ERROR_INVALID_DATA
);
2312 case WGL_MIPMAP_TEXTURE_ARB
: {
2314 attr_v
= *piAttribList
;
2315 TRACE("WGL_render_texture Attribute: WGL_MIPMAP_TEXTURE_ARB as %x\n", attr_v
);
2316 if (!use_render_texture_emulation
) {
2317 SetLastError(ERROR_INVALID_DATA
);
2326 PUSH1(attribs
, None
);
2327 object
->drawable
= pglXCreatePbuffer(gdi_display
, fmt
->fbconfig
, attribs
);
2328 TRACE("new Pbuffer drawable as %lx\n", object
->drawable
);
2329 if (!object
->drawable
) {
2330 SetLastError(ERROR_NO_SYSTEM_RESOURCES
);
2331 goto create_failed
; /* unexpected error */
2333 EnterCriticalSection( &context_section
);
2334 list_add_head( &pbuffer_list
, &object
->entry
);
2335 LeaveCriticalSection( &context_section
);
2336 TRACE("->(%p)\n", object
);
2340 HeapFree(GetProcessHeap(), 0, object
);
2341 TRACE("->(FAILED)\n");
2346 * X11DRV_wglDestroyPbufferARB
2348 * WGL_ARB_pbuffer: wglDestroyPbufferARB
2350 static BOOL
X11DRV_wglDestroyPbufferARB( struct wgl_pbuffer
*object
)
2352 TRACE("(%p)\n", object
);
2354 EnterCriticalSection( &context_section
);
2355 list_remove( &object
->entry
);
2356 LeaveCriticalSection( &context_section
);
2357 pglXDestroyPbuffer(gdi_display
, object
->drawable
);
2358 if (object
->tmp_context
)
2359 pglXDestroyContext(gdi_display
, object
->tmp_context
);
2360 HeapFree(GetProcessHeap(), 0, object
);
2365 * X11DRV_wglGetPbufferDCARB
2367 * WGL_ARB_pbuffer: wglGetPbufferDCARB
2369 static HDC
X11DRV_wglGetPbufferDCARB( struct wgl_pbuffer
*object
)
2371 struct x11drv_escape_set_drawable escape
;
2372 struct gl_drawable
*gl
, *prev
;
2375 hdc
= CreateDCA( "DISPLAY", NULL
, NULL
, NULL
);
2378 if (!(gl
= HeapAlloc( GetProcessHeap(), HEAP_ZERO_MEMORY
, sizeof(*gl
) )))
2383 gl
->type
= DC_GL_PBUFFER
;
2384 gl
->drawable
= object
->drawable
;
2385 gl
->format
= object
->fmt
;
2387 EnterCriticalSection( &context_section
);
2388 if (!XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&prev
))
2389 free_gl_drawable( prev
);
2390 XSaveContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char *)gl
);
2391 LeaveCriticalSection( &context_section
);
2393 escape
.code
= X11DRV_SET_DRAWABLE
;
2394 escape
.drawable
= object
->drawable
;
2395 escape
.mode
= IncludeInferiors
;
2396 SetRect( &escape
.dc_rect
, 0, 0, object
->width
, object
->height
);
2397 ExtEscape( hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
2399 TRACE( "(%p)->(%p)\n", object
, hdc
);
2404 * X11DRV_wglQueryPbufferARB
2406 * WGL_ARB_pbuffer: wglQueryPbufferARB
2408 static BOOL
X11DRV_wglQueryPbufferARB( struct wgl_pbuffer
*object
, int iAttribute
, int *piValue
)
2410 TRACE("(%p, 0x%x, %p)\n", object
, iAttribute
, piValue
);
2412 switch (iAttribute
) {
2413 case WGL_PBUFFER_WIDTH_ARB
:
2414 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_WIDTH
, (unsigned int*) piValue
);
2416 case WGL_PBUFFER_HEIGHT_ARB
:
2417 pglXQueryDrawable(gdi_display
, object
->drawable
, GLX_HEIGHT
, (unsigned int*) piValue
);
2420 case WGL_PBUFFER_LOST_ARB
:
2421 /* GLX Pbuffers cannot be lost by default. We can support this by
2422 * setting GLX_PRESERVED_CONTENTS to False and using glXSelectEvent
2423 * to receive pixel buffer clobber events, however that may or may
2424 * not give any benefit */
2425 *piValue
= GL_FALSE
;
2428 case WGL_TEXTURE_FORMAT_ARB
:
2429 if (!object
->use_render_texture
) {
2430 *piValue
= WGL_NO_TEXTURE_ARB
;
2432 if (!use_render_texture_emulation
) {
2433 SetLastError(ERROR_INVALID_HANDLE
);
2436 switch(object
->use_render_texture
) {
2438 *piValue
= WGL_TEXTURE_RGB_ARB
;
2441 *piValue
= WGL_TEXTURE_RGBA_ARB
;
2443 /* WGL_FLOAT_COMPONENTS_NV */
2445 *piValue
= WGL_TEXTURE_FLOAT_R_NV
;
2447 case GL_FLOAT_RG_NV
:
2448 *piValue
= WGL_TEXTURE_FLOAT_RG_NV
;
2450 case GL_FLOAT_RGB_NV
:
2451 *piValue
= WGL_TEXTURE_FLOAT_RGB_NV
;
2453 case GL_FLOAT_RGBA_NV
:
2454 *piValue
= WGL_TEXTURE_FLOAT_RGBA_NV
;
2457 ERR("Unknown texture format: %x\n", object
->use_render_texture
);
2462 case WGL_TEXTURE_TARGET_ARB
:
2463 if (!object
->texture_target
){
2464 *piValue
= WGL_NO_TEXTURE_ARB
;
2466 if (!use_render_texture_emulation
) {
2467 SetLastError(ERROR_INVALID_DATA
);
2470 switch (object
->texture_target
) {
2471 case GL_TEXTURE_1D
: *piValue
= WGL_TEXTURE_1D_ARB
; break;
2472 case GL_TEXTURE_2D
: *piValue
= WGL_TEXTURE_2D_ARB
; break;
2473 case GL_TEXTURE_CUBE_MAP
: *piValue
= WGL_TEXTURE_CUBE_MAP_ARB
; break;
2474 case GL_TEXTURE_RECTANGLE_NV
: *piValue
= WGL_TEXTURE_RECTANGLE_NV
; break;
2479 case WGL_MIPMAP_TEXTURE_ARB
:
2480 *piValue
= GL_FALSE
; /** don't support that */
2481 FIXME("unsupported WGL_ARB_render_texture attribute query for 0x%x\n", iAttribute
);
2485 FIXME("unexpected attribute %x\n", iAttribute
);
2493 * X11DRV_wglReleasePbufferDCARB
2495 * WGL_ARB_pbuffer: wglReleasePbufferDCARB
2497 static int X11DRV_wglReleasePbufferDCARB( struct wgl_pbuffer
*object
, HDC hdc
)
2499 struct gl_drawable
*gl
;
2501 TRACE("(%p, %p)\n", object
, hdc
);
2503 EnterCriticalSection( &context_section
);
2505 if (!XFindContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
, (char **)&gl
))
2507 XDeleteContext( gdi_display
, (XID
)hdc
, gl_pbuffer_context
);
2508 free_gl_drawable( gl
);
2512 LeaveCriticalSection( &context_section
);
2514 return hdc
&& DeleteDC(hdc
);
2518 * X11DRV_wglSetPbufferAttribARB
2520 * WGL_ARB_pbuffer: wglSetPbufferAttribARB
2522 static BOOL
X11DRV_wglSetPbufferAttribARB( struct wgl_pbuffer
*object
, const int *piAttribList
)
2524 GLboolean ret
= GL_FALSE
;
2526 WARN("(%p, %p): alpha-testing, report any problem\n", object
, piAttribList
);
2528 if (!object
->use_render_texture
) {
2529 SetLastError(ERROR_INVALID_HANDLE
);
2532 if (use_render_texture_emulation
) {
2539 * X11DRV_wglChoosePixelFormatARB
2541 * WGL_ARB_pixel_format: wglChoosePixelFormatARB
2543 static BOOL
X11DRV_wglChoosePixelFormatARB( HDC hdc
, const int *piAttribIList
, const FLOAT
*pfAttribFList
,
2544 UINT nMaxFormats
, int *piFormats
, UINT
*nNumFormats
)
2558 TRACE("(%p, %p, %p, %d, %p, %p): hackish\n", hdc
, piAttribIList
, pfAttribFList
, nMaxFormats
, piFormats
, nNumFormats
);
2559 if (NULL
!= pfAttribFList
) {
2560 FIXME("unused pfAttribFList\n");
2563 nAttribs
= ConvertAttribWGLtoGLX(piAttribIList
, attribs
, NULL
);
2564 if (-1 == nAttribs
) {
2565 WARN("Cannot convert WGL to GLX attributes\n");
2568 PUSH1(attribs
, None
);
2570 /* There is no 1:1 mapping between GLX and WGL formats because we duplicate some GLX formats for bitmap rendering (see get_formats).
2571 * Flags like PFD_SUPPORT_GDI, PFD_DRAW_TO_BITMAP and others are a property of the pixel format. We don't query these attributes
2572 * using glXChooseFBConfig but we filter the result of glXChooseFBConfig later on.
2574 for(i
=0; piAttribIList
[i
] != 0; i
+=2)
2576 switch(piAttribIList
[i
])
2578 case WGL_DRAW_TO_BITMAP_ARB
:
2579 if(piAttribIList
[i
+1])
2580 dwFlags
|= PFD_DRAW_TO_BITMAP
;
2582 case WGL_ACCELERATION_ARB
:
2583 switch(piAttribIList
[i
+1])
2585 case WGL_NO_ACCELERATION_ARB
:
2586 dwFlags
|= PFD_GENERIC_FORMAT
;
2588 case WGL_GENERIC_ACCELERATION_ARB
:
2589 dwFlags
|= PFD_GENERIC_ACCELERATED
;
2591 case WGL_FULL_ACCELERATION_ARB
:
2596 case WGL_SUPPORT_GDI_ARB
:
2597 if(piAttribIList
[i
+1])
2598 dwFlags
|= PFD_SUPPORT_GDI
;
2603 /* Search for FB configurations matching the requirements in attribs */
2604 cfgs
= pglXChooseFBConfig(gdi_display
, DefaultScreen(gdi_display
), attribs
, &nCfgs
);
2606 WARN("Compatible Pixel Format not found\n");
2610 /* Loop through all matching formats and check if they are suitable.
2611 * Note that this function should at max return nMaxFormats different formats */
2612 for(run
=0; run
< 2; run
++)
2614 for (it
= 0; it
< nCfgs
&& pfmt_it
< nMaxFormats
; ++it
)
2616 if (pglXGetFBConfigAttrib(gdi_display
, cfgs
[it
], GLX_FBCONFIG_ID
, &fmt_id
))
2618 ERR("Failed to retrieve FBCONFIG_ID from GLXFBConfig, expect problems.\n");
2622 /* During the first run we only want onscreen formats and during the second only offscreen */
2623 start
= run
== 1 ? nb_onscreen_formats
: 0;
2624 end
= run
== 1 ? nb_pixel_formats
: nb_onscreen_formats
;
2626 for (i
= start
; i
< end
; i
++)
2628 if (pixel_formats
[i
].fmt_id
== fmt_id
&& (pixel_formats
[i
].dwFlags
& dwFlags
) == dwFlags
)
2630 piFormats
[pfmt_it
++] = i
+ 1;
2631 TRACE("at %d/%d found FBCONFIG_ID 0x%x (%d)\n",
2632 it
+ 1, nCfgs
, fmt_id
, i
+ 1);
2639 *nNumFormats
= pfmt_it
;
2646 * X11DRV_wglGetPixelFormatAttribivARB
2648 * WGL_ARB_pixel_format: wglGetPixelFormatAttribivARB
2650 static BOOL
X11DRV_wglGetPixelFormatAttribivARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2651 UINT nAttributes
, const int *piAttributes
, int *piValues
)
2654 const struct wgl_pixel_format
*fmt
;
2659 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, piValues
);
2661 if (0 < iLayerPlane
) {
2662 FIXME("unsupported iLayerPlane(%d) > 0, returns FALSE\n", iLayerPlane
);
2666 /* Convert the WGL pixelformat to a GLX one, if this fails then most likely the iPixelFormat isn't supported.
2667 * We don't have to fail yet as a program can specify an invalid iPixelFormat (lets say 0) if it wants to query
2668 * the number of supported WGL formats. Whether the iPixelFormat is valid is handled in the for-loop below. */
2669 fmt
= get_pixel_format(gdi_display
, iPixelFormat
, TRUE
/* Offscreen */);
2671 WARN("Unable to convert iPixelFormat %d to a GLX one!\n", iPixelFormat
);
2674 for (i
= 0; i
< nAttributes
; ++i
) {
2675 const int curWGLAttr
= piAttributes
[i
];
2676 TRACE("pAttr[%d] = %x\n", i
, curWGLAttr
);
2678 switch (curWGLAttr
) {
2679 case WGL_NUMBER_PIXEL_FORMATS_ARB
:
2680 piValues
[i
] = nb_pixel_formats
;
2683 case WGL_SUPPORT_OPENGL_ARB
:
2684 piValues
[i
] = GL_TRUE
;
2687 case WGL_ACCELERATION_ARB
:
2688 curGLXAttr
= GLX_CONFIG_CAVEAT
;
2689 if (!fmt
) goto pix_error
;
2690 if(fmt
->dwFlags
& PFD_GENERIC_FORMAT
)
2691 piValues
[i
] = WGL_NO_ACCELERATION_ARB
;
2692 else if(fmt
->dwFlags
& PFD_GENERIC_ACCELERATED
)
2693 piValues
[i
] = WGL_GENERIC_ACCELERATION_ARB
;
2695 piValues
[i
] = WGL_FULL_ACCELERATION_ARB
;
2698 case WGL_TRANSPARENT_ARB
:
2699 curGLXAttr
= GLX_TRANSPARENT_TYPE
;
2700 if (!fmt
) goto pix_error
;
2701 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2702 if (hTest
) goto get_error
;
2703 piValues
[i
] = GL_FALSE
;
2704 if (GLX_NONE
!= tmp
) piValues
[i
] = GL_TRUE
;
2707 case WGL_PIXEL_TYPE_ARB
:
2708 curGLXAttr
= GLX_RENDER_TYPE
;
2709 if (!fmt
) goto pix_error
;
2710 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2711 if (hTest
) goto get_error
;
2712 TRACE("WGL_PIXEL_TYPE_ARB: GLX_RENDER_TYPE = 0x%x\n", tmp
);
2713 if (tmp
& GLX_RGBA_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_ARB
; }
2714 else if (tmp
& GLX_COLOR_INDEX_BIT
) { piValues
[i
] = WGL_TYPE_COLORINDEX_ARB
; }
2715 else if (tmp
& GLX_RGBA_FLOAT_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2716 else if (tmp
& GLX_RGBA_FLOAT_ATI_BIT
) { piValues
[i
] = WGL_TYPE_RGBA_FLOAT_ATI
; }
2717 else if (tmp
& GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT
) { piValues
[i
] = WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
; }
2719 ERR("unexpected RenderType(%x)\n", tmp
);
2720 piValues
[i
] = WGL_TYPE_RGBA_ARB
;
2724 case WGL_COLOR_BITS_ARB
:
2725 curGLXAttr
= GLX_BUFFER_SIZE
;
2728 case WGL_BIND_TO_TEXTURE_RGB_ARB
:
2729 case WGL_BIND_TO_TEXTURE_RGBA_ARB
:
2730 if (!use_render_texture_emulation
) {
2731 piValues
[i
] = GL_FALSE
;
2734 curGLXAttr
= GLX_RENDER_TYPE
;
2735 if (!fmt
) goto pix_error
;
2736 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, &tmp
);
2737 if (hTest
) goto get_error
;
2738 if (GLX_COLOR_INDEX_BIT
== tmp
) {
2739 piValues
[i
] = GL_FALSE
;
2742 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2743 if (hTest
) goto get_error
;
2744 piValues
[i
] = (tmp
& GLX_PBUFFER_BIT
) ? GL_TRUE
: GL_FALSE
;
2747 case WGL_BLUE_BITS_ARB
:
2748 curGLXAttr
= GLX_BLUE_SIZE
;
2750 case WGL_RED_BITS_ARB
:
2751 curGLXAttr
= GLX_RED_SIZE
;
2753 case WGL_GREEN_BITS_ARB
:
2754 curGLXAttr
= GLX_GREEN_SIZE
;
2756 case WGL_ALPHA_BITS_ARB
:
2757 curGLXAttr
= GLX_ALPHA_SIZE
;
2759 case WGL_DEPTH_BITS_ARB
:
2760 curGLXAttr
= GLX_DEPTH_SIZE
;
2762 case WGL_STENCIL_BITS_ARB
:
2763 curGLXAttr
= GLX_STENCIL_SIZE
;
2765 case WGL_DOUBLE_BUFFER_ARB
:
2766 curGLXAttr
= GLX_DOUBLEBUFFER
;
2768 case WGL_STEREO_ARB
:
2769 curGLXAttr
= GLX_STEREO
;
2771 case WGL_AUX_BUFFERS_ARB
:
2772 curGLXAttr
= GLX_AUX_BUFFERS
;
2775 case WGL_SUPPORT_GDI_ARB
:
2776 if (!fmt
) goto pix_error
;
2777 piValues
[i
] = (fmt
->dwFlags
& PFD_SUPPORT_GDI
) != 0;
2780 case WGL_DRAW_TO_BITMAP_ARB
:
2781 if (!fmt
) goto pix_error
;
2782 piValues
[i
] = (fmt
->dwFlags
& PFD_DRAW_TO_BITMAP
) != 0;
2785 case WGL_DRAW_TO_WINDOW_ARB
:
2786 case WGL_DRAW_TO_PBUFFER_ARB
:
2787 if (!fmt
) goto pix_error
;
2788 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_DRAWABLE_TYPE
, &tmp
);
2789 if (hTest
) goto get_error
;
2790 if((curWGLAttr
== WGL_DRAW_TO_WINDOW_ARB
&& (tmp
&GLX_WINDOW_BIT
)) ||
2791 (curWGLAttr
== WGL_DRAW_TO_PBUFFER_ARB
&& (tmp
&GLX_PBUFFER_BIT
)))
2792 piValues
[i
] = GL_TRUE
;
2794 piValues
[i
] = GL_FALSE
;
2797 case WGL_SWAP_METHOD_ARB
:
2798 if (has_swap_method
)
2800 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_SWAP_METHOD_OML
, &tmp
);
2801 if (hTest
) goto get_error
;
2804 case GLX_SWAP_EXCHANGE_OML
:
2805 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2807 case GLX_SWAP_COPY_OML
:
2808 piValues
[i
] = WGL_SWAP_COPY_ARB
;
2810 case GLX_SWAP_UNDEFINED_OML
:
2811 piValues
[i
] = WGL_SWAP_UNDEFINED_ARB
;
2814 ERR("Unexpected swap method %x.\n", tmp
);
2819 WARN("GLX_OML_swap_method not supported, returning WGL_SWAP_EXCHANGE_ARB.\n");
2820 piValues
[i
] = WGL_SWAP_EXCHANGE_ARB
;
2824 case WGL_PBUFFER_LARGEST_ARB
:
2825 curGLXAttr
= GLX_LARGEST_PBUFFER
;
2828 case WGL_SAMPLE_BUFFERS_ARB
:
2829 curGLXAttr
= GLX_SAMPLE_BUFFERS_ARB
;
2832 case WGL_SAMPLES_ARB
:
2833 curGLXAttr
= GLX_SAMPLES_ARB
;
2836 case WGL_FLOAT_COMPONENTS_NV
:
2837 curGLXAttr
= GLX_FLOAT_COMPONENTS_NV
;
2840 case WGL_FRAMEBUFFER_SRGB_CAPABLE_EXT
:
2841 curGLXAttr
= GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT
;
2844 case WGL_TYPE_RGBA_UNSIGNED_FLOAT_EXT
:
2845 curGLXAttr
= GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT
;
2848 case WGL_ACCUM_RED_BITS_ARB
:
2849 curGLXAttr
= GLX_ACCUM_RED_SIZE
;
2851 case WGL_ACCUM_GREEN_BITS_ARB
:
2852 curGLXAttr
= GLX_ACCUM_GREEN_SIZE
;
2854 case WGL_ACCUM_BLUE_BITS_ARB
:
2855 curGLXAttr
= GLX_ACCUM_BLUE_SIZE
;
2857 case WGL_ACCUM_ALPHA_BITS_ARB
:
2858 curGLXAttr
= GLX_ACCUM_ALPHA_SIZE
;
2860 case WGL_ACCUM_BITS_ARB
:
2861 if (!fmt
) goto pix_error
;
2862 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_RED_SIZE
, &tmp
);
2863 if (hTest
) goto get_error
;
2865 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_GREEN_SIZE
, &tmp
);
2866 if (hTest
) goto get_error
;
2868 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_BLUE_SIZE
, &tmp
);
2869 if (hTest
) goto get_error
;
2871 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, GLX_ACCUM_ALPHA_SIZE
, &tmp
);
2872 if (hTest
) goto get_error
;
2877 FIXME("unsupported %x WGL Attribute\n", curWGLAttr
);
2880 /* Retrieve a GLX FBConfigAttrib when the attribute to query is valid and
2881 * iPixelFormat != 0. When iPixelFormat is 0 the only value which makes
2882 * sense to query is WGL_NUMBER_PIXEL_FORMATS_ARB.
2884 * TODO: properly test the behavior of wglGetPixelFormatAttrib*v on Windows
2885 * and check which options can work using iPixelFormat=0 and which not.
2886 * A problem would be that this function is an extension. This would
2887 * mean that the behavior could differ between different vendors (ATI, Nvidia, ..).
2889 if (0 != curGLXAttr
&& iPixelFormat
!= 0) {
2890 if (!fmt
) goto pix_error
;
2891 hTest
= pglXGetFBConfigAttrib(gdi_display
, fmt
->fbconfig
, curGLXAttr
, piValues
+ i
);
2892 if (hTest
) goto get_error
;
2895 piValues
[i
] = GL_FALSE
;
2901 ERR("(%p): unexpected failure on GetFBConfigAttrib(%x) returns FALSE\n", hdc
, curGLXAttr
);
2905 ERR("(%p): unexpected iPixelFormat(%d) vs nFormats(%d), returns FALSE\n", hdc
, iPixelFormat
, nb_pixel_formats
);
2910 * X11DRV_wglGetPixelFormatAttribfvARB
2912 * WGL_ARB_pixel_format: wglGetPixelFormatAttribfvARB
2914 static BOOL
X11DRV_wglGetPixelFormatAttribfvARB( HDC hdc
, int iPixelFormat
, int iLayerPlane
,
2915 UINT nAttributes
, const int *piAttributes
, FLOAT
*pfValues
)
2921 TRACE("(%p, %d, %d, %d, %p, %p)\n", hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, pfValues
);
2923 /* Allocate a temporary array to store integer values */
2924 attr
= HeapAlloc(GetProcessHeap(), 0, nAttributes
* sizeof(int));
2926 ERR("couldn't allocate %d array\n", nAttributes
);
2930 /* Piggy-back on wglGetPixelFormatAttribivARB */
2931 ret
= X11DRV_wglGetPixelFormatAttribivARB(hdc
, iPixelFormat
, iLayerPlane
, nAttributes
, piAttributes
, attr
);
2933 /* Convert integer values to float. Should also check for attributes
2934 that can give decimal values here */
2935 for (i
=0; i
<nAttributes
;i
++) {
2936 pfValues
[i
] = attr
[i
];
2940 HeapFree(GetProcessHeap(), 0, attr
);
2945 * X11DRV_wglBindTexImageARB
2947 * WGL_ARB_render_texture: wglBindTexImageARB
2949 static BOOL
X11DRV_wglBindTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
2951 GLboolean ret
= GL_FALSE
;
2953 TRACE("(%p, %d)\n", object
, iBuffer
);
2955 if (!object
->use_render_texture
) {
2956 SetLastError(ERROR_INVALID_HANDLE
);
2960 if (use_render_texture_emulation
) {
2961 static BOOL initialized
= FALSE
;
2962 int prev_binded_texture
= 0;
2963 GLXContext prev_context
;
2964 GLXDrawable prev_drawable
;
2966 prev_context
= pglXGetCurrentContext();
2967 prev_drawable
= pglXGetCurrentDrawable();
2969 /* Our render_texture emulation is basic and lacks some features (1D/Cube support).
2970 This is mostly due to lack of demos/games using them. Further the use of glReadPixels
2971 isn't ideal performance wise but I wasn't able to get other ways working.
2974 initialized
= TRUE
; /* Only show the FIXME once for performance reasons */
2975 FIXME("partial stub!\n");
2978 TRACE("drawable=%lx, context=%p\n", object
->drawable
, prev_context
);
2979 if (!object
->tmp_context
|| object
->prev_context
!= prev_context
) {
2980 if (object
->tmp_context
)
2981 pglXDestroyContext(gdi_display
, object
->tmp_context
);
2982 object
->tmp_context
= pglXCreateNewContext(gdi_display
, object
->fmt
->fbconfig
, object
->fmt
->render_type
, prev_context
, True
);
2983 object
->prev_context
= prev_context
;
2986 opengl_funcs
.gl
.p_glGetIntegerv(object
->texture_bind_target
, &prev_binded_texture
);
2988 /* Switch to our pbuffer */
2989 pglXMakeCurrent(gdi_display
, object
->drawable
, object
->tmp_context
);
2991 /* Make sure that the prev_binded_texture is set as the current texture state isn't shared between contexts.
2992 * After that copy the pbuffer texture data. */
2993 opengl_funcs
.gl
.p_glBindTexture(object
->texture_target
, prev_binded_texture
);
2994 opengl_funcs
.gl
.p_glCopyTexImage2D(object
->texture_target
, 0, object
->use_render_texture
, 0, 0, object
->width
, object
->height
, 0);
2996 /* Switch back to the original drawable and context */
2997 pglXMakeCurrent(gdi_display
, prev_drawable
, prev_context
);
3005 * X11DRV_wglReleaseTexImageARB
3007 * WGL_ARB_render_texture: wglReleaseTexImageARB
3009 static BOOL
X11DRV_wglReleaseTexImageARB( struct wgl_pbuffer
*object
, int iBuffer
)
3011 GLboolean ret
= GL_FALSE
;
3013 TRACE("(%p, %d)\n", object
, iBuffer
);
3015 if (!object
->use_render_texture
) {
3016 SetLastError(ERROR_INVALID_HANDLE
);
3019 if (use_render_texture_emulation
) {
3026 * X11DRV_wglGetExtensionsStringEXT
3028 * WGL_EXT_extensions_string: wglGetExtensionsStringEXT
3030 static const char *X11DRV_wglGetExtensionsStringEXT(void)
3032 TRACE("() returning \"%s\"\n", WineGLInfo
.wglExtensions
);
3033 return WineGLInfo
.wglExtensions
;
3037 * X11DRV_wglGetSwapIntervalEXT
3039 * WGL_EXT_swap_control: wglGetSwapIntervalEXT
3041 static int X11DRV_wglGetSwapIntervalEXT(void)
3043 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3044 struct gl_drawable
*gl
;
3049 if (!(gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), ctx
->hdc
)))
3051 /* This can't happen because a current WGL context is required to get
3052 * here. Likely the application is buggy.
3054 WARN("No GL drawable found, returning swap interval 0\n");
3058 swap_interval
= gl
->swap_interval
;
3059 release_gl_drawable(gl
);
3061 return swap_interval
;
3065 * X11DRV_wglSwapIntervalEXT
3067 * WGL_EXT_swap_control: wglSwapIntervalEXT
3069 static BOOL
X11DRV_wglSwapIntervalEXT(int interval
)
3071 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3072 struct gl_drawable
*gl
;
3075 TRACE("(%d)\n", interval
);
3077 /* Without WGL/GLX_EXT_swap_control_tear a negative interval
3080 if (interval
< 0 && !has_swap_control_tear
)
3082 SetLastError(ERROR_INVALID_DATA
);
3086 if (!(gl
= get_gl_drawable( WindowFromDC( ctx
->hdc
), ctx
->hdc
)))
3088 SetLastError(ERROR_DC_NOT_FOUND
);
3092 ret
= set_swap_interval(gl
->drawable
, interval
);
3093 gl
->refresh_swap_interval
= FALSE
;
3095 gl
->swap_interval
= interval
;
3097 SetLastError(ERROR_DC_NOT_FOUND
);
3099 release_gl_drawable(gl
);
3105 * X11DRV_wglSetPixelFormatWINE
3107 * WGL_WINE_pixel_format_passthrough: wglSetPixelFormatWINE
3108 * This is a WINE-specific wglSetPixelFormat which can set the pixel format multiple times.
3110 static BOOL
X11DRV_wglSetPixelFormatWINE(HDC hdc
, int format
)
3112 return set_pixel_format(hdc
, format
, TRUE
);
3115 static BOOL
X11DRV_wglQueryCurrentRendererIntegerWINE( GLenum attribute
, GLuint
*value
)
3117 return pglXQueryCurrentRendererIntegerMESA( attribute
, value
);
3120 static const char *X11DRV_wglQueryCurrentRendererStringWINE( GLenum attribute
)
3122 return pglXQueryCurrentRendererStringMESA( attribute
);
3125 static BOOL
X11DRV_wglQueryRendererIntegerWINE( HDC dc
, GLint renderer
, GLenum attribute
, GLuint
*value
)
3127 return pglXQueryRendererIntegerMESA( gdi_display
, DefaultScreen(gdi_display
), renderer
, attribute
, value
);
3130 static const char *X11DRV_wglQueryRendererStringWINE( HDC dc
, GLint renderer
, GLenum attribute
)
3132 return pglXQueryRendererStringMESA( gdi_display
, DefaultScreen(gdi_display
), renderer
, attribute
);
3136 * glxRequireVersion (internal)
3138 * Check if the supported GLX version matches requiredVersion.
3140 static BOOL
glxRequireVersion(int requiredVersion
)
3142 /* Both requiredVersion and glXVersion[1] contains the minor GLX version */
3143 if(requiredVersion
<= WineGLInfo
.glxVersion
[1])
3149 static void register_extension(const char *ext
)
3151 if (WineGLInfo
.wglExtensions
[0])
3152 strcat(WineGLInfo
.wglExtensions
, " ");
3153 strcat(WineGLInfo
.wglExtensions
, ext
);
3155 TRACE("'%s'\n", ext
);
3159 * X11DRV_WineGL_LoadExtensions
3161 static void X11DRV_WineGL_LoadExtensions(void)
3163 WineGLInfo
.wglExtensions
[0] = 0;
3165 /* ARB Extensions */
3167 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context"))
3169 register_extension( "WGL_ARB_create_context" );
3170 opengl_funcs
.ext
.p_wglCreateContextAttribsARB
= X11DRV_wglCreateContextAttribsARB
;
3172 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_create_context_profile"))
3173 register_extension("WGL_ARB_create_context_profile");
3176 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_fbconfig_float"))
3178 register_extension("WGL_ARB_pixel_format_float");
3179 register_extension("WGL_ATI_pixel_format_float");
3182 register_extension( "WGL_ARB_extensions_string" );
3183 opengl_funcs
.ext
.p_wglGetExtensionsStringARB
= X11DRV_wglGetExtensionsStringARB
;
3185 if (glxRequireVersion(3))
3187 register_extension( "WGL_ARB_make_current_read" );
3188 opengl_funcs
.ext
.p_wglGetCurrentReadDCARB
= (void *)1; /* never called */
3189 opengl_funcs
.ext
.p_wglMakeContextCurrentARB
= X11DRV_wglMakeContextCurrentARB
;
3192 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_multisample")) register_extension( "WGL_ARB_multisample" );
3194 if (glxRequireVersion(3))
3196 register_extension( "WGL_ARB_pbuffer" );
3197 opengl_funcs
.ext
.p_wglCreatePbufferARB
= X11DRV_wglCreatePbufferARB
;
3198 opengl_funcs
.ext
.p_wglDestroyPbufferARB
= X11DRV_wglDestroyPbufferARB
;
3199 opengl_funcs
.ext
.p_wglGetPbufferDCARB
= X11DRV_wglGetPbufferDCARB
;
3200 opengl_funcs
.ext
.p_wglQueryPbufferARB
= X11DRV_wglQueryPbufferARB
;
3201 opengl_funcs
.ext
.p_wglReleasePbufferDCARB
= X11DRV_wglReleasePbufferDCARB
;
3202 opengl_funcs
.ext
.p_wglSetPbufferAttribARB
= X11DRV_wglSetPbufferAttribARB
;
3205 register_extension( "WGL_ARB_pixel_format" );
3206 opengl_funcs
.ext
.p_wglChoosePixelFormatARB
= X11DRV_wglChoosePixelFormatARB
;
3207 opengl_funcs
.ext
.p_wglGetPixelFormatAttribfvARB
= X11DRV_wglGetPixelFormatAttribfvARB
;
3208 opengl_funcs
.ext
.p_wglGetPixelFormatAttribivARB
= X11DRV_wglGetPixelFormatAttribivARB
;
3210 /* Support WGL_ARB_render_texture when there's support or pbuffer based emulation */
3211 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_ARB_render_texture") ||
3212 (glxRequireVersion(3) && use_render_texture_emulation
))
3214 register_extension( "WGL_ARB_render_texture" );
3215 opengl_funcs
.ext
.p_wglBindTexImageARB
= X11DRV_wglBindTexImageARB
;
3216 opengl_funcs
.ext
.p_wglReleaseTexImageARB
= X11DRV_wglReleaseTexImageARB
;
3218 /* The WGL version of GLX_NV_float_buffer requires render_texture */
3219 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_NV_float_buffer"))
3220 register_extension("WGL_NV_float_buffer");
3222 /* Again there's no GLX equivalent for this extension, so depend on the required GL extension */
3223 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_texture_rectangle"))
3224 register_extension("WGL_NV_render_texture_rectangle");
3227 /* EXT Extensions */
3229 register_extension( "WGL_EXT_extensions_string" );
3230 opengl_funcs
.ext
.p_wglGetExtensionsStringEXT
= X11DRV_wglGetExtensionsStringEXT
;
3232 /* Load this extension even when it isn't backed by a GLX extension because it is has been around for ages.
3233 * Games like Call of Duty and K.O.T.O.R. rely on it. Further our emulation is good enough. */
3234 register_extension( "WGL_EXT_swap_control" );
3235 opengl_funcs
.ext
.p_wglSwapIntervalEXT
= X11DRV_wglSwapIntervalEXT
;
3236 opengl_funcs
.ext
.p_wglGetSwapIntervalEXT
= X11DRV_wglGetSwapIntervalEXT
;
3238 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_framebuffer_sRGB"))
3239 register_extension("WGL_EXT_framebuffer_sRGB");
3241 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_fbconfig_packed_float"))
3242 register_extension("WGL_EXT_pixel_format_packed_float");
3244 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control"))
3246 swap_control_method
= GLX_SWAP_CONTROL_EXT
;
3247 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_EXT_swap_control_tear"))
3249 register_extension("WGL_EXT_swap_control_tear");
3250 has_swap_control_tear
= TRUE
;
3253 else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_swap_control"))
3255 swap_control_method
= GLX_SWAP_CONTROL_MESA
;
3257 else if (has_extension( WineGLInfo
.glxExtensions
, "GLX_SGI_swap_control"))
3259 swap_control_method
= GLX_SWAP_CONTROL_SGI
;
3262 /* The OpenGL extension GL_NV_vertex_array_range adds wgl/glX functions which aren't exported as 'real' wgl/glX extensions. */
3263 if (has_extension(WineGLInfo
.glExtensions
, "GL_NV_vertex_array_range"))
3265 register_extension( "WGL_NV_vertex_array_range" );
3266 opengl_funcs
.ext
.p_wglAllocateMemoryNV
= pglXAllocateMemoryNV
;
3267 opengl_funcs
.ext
.p_wglFreeMemoryNV
= pglXFreeMemoryNV
;
3270 if (has_extension(WineGLInfo
.glxExtensions
, "GLX_OML_swap_method"))
3271 has_swap_method
= TRUE
;
3273 /* WINE-specific WGL Extensions */
3275 /* In WineD3D we need the ability to set the pixel format more than once (e.g. after a device reset).
3276 * The default wglSetPixelFormat doesn't allow this, so add our own which allows it.
3278 register_extension( "WGL_WINE_pixel_format_passthrough" );
3279 opengl_funcs
.ext
.p_wglSetPixelFormatWINE
= X11DRV_wglSetPixelFormatWINE
;
3281 if (has_extension( WineGLInfo
.glxExtensions
, "GLX_MESA_query_renderer" ))
3283 register_extension( "WGL_WINE_query_renderer" );
3284 opengl_funcs
.ext
.p_wglQueryCurrentRendererIntegerWINE
= X11DRV_wglQueryCurrentRendererIntegerWINE
;
3285 opengl_funcs
.ext
.p_wglQueryCurrentRendererStringWINE
= X11DRV_wglQueryCurrentRendererStringWINE
;
3286 opengl_funcs
.ext
.p_wglQueryRendererIntegerWINE
= X11DRV_wglQueryRendererIntegerWINE
;
3287 opengl_funcs
.ext
.p_wglQueryRendererStringWINE
= X11DRV_wglQueryRendererStringWINE
;
3293 * glxdrv_SwapBuffers
3295 * Swap the buffers of this DC
3297 static BOOL
glxdrv_wglSwapBuffers( HDC hdc
)
3299 struct x11drv_escape_flush_gl_drawable escape
;
3300 struct gl_drawable
*gl
;
3301 struct wgl_context
*ctx
= NtCurrentTeb()->glContext
;
3303 TRACE("(%p)\n", hdc
);
3305 escape
.code
= X11DRV_FLUSH_GL_DRAWABLE
;
3306 escape
.gl_drawable
= 0;
3308 if (!(gl
= get_gl_drawable( WindowFromDC( hdc
), hdc
)))
3310 SetLastError( ERROR_INVALID_HANDLE
);
3314 if (gl
->refresh_swap_interval
)
3316 set_swap_interval(gl
->drawable
, gl
->swap_interval
);
3317 gl
->refresh_swap_interval
= FALSE
;
3322 case DC_GL_PIXMAP_WIN
:
3323 if (ctx
) sync_context( ctx
);
3324 escape
.gl_drawable
= gl
->pixmap
;
3325 if (pglXCopySubBufferMESA
) {
3326 /* (glX)SwapBuffers has an implicit glFlush effect, however
3327 * GLX_MESA_copy_sub_buffer doesn't. Make sure GL is flushed before
3330 pglXCopySubBufferMESA( gdi_display
, gl
->drawable
, 0, 0,
3331 gl
->rect
.right
- gl
->rect
.left
, gl
->rect
.bottom
- gl
->rect
.top
);
3334 pglXSwapBuffers(gdi_display
, gl
->drawable
);
3336 case DC_GL_CHILD_WIN
:
3337 if (ctx
) sync_context( ctx
);
3338 escape
.gl_drawable
= gl
->window
;
3341 pglXSwapBuffers(gdi_display
, gl
->drawable
);
3345 release_gl_drawable( gl
);
3347 if (escape
.gl_drawable
) ExtEscape( ctx
->hdc
, X11DRV_ESCAPE
, sizeof(escape
), (LPSTR
)&escape
, 0, NULL
);
3351 static struct opengl_funcs opengl_funcs
=
3354 glxdrv_wglCopyContext
, /* p_wglCopyContext */
3355 glxdrv_wglCreateContext
, /* p_wglCreateContext */
3356 glxdrv_wglDeleteContext
, /* p_wglDeleteContext */
3357 glxdrv_wglDescribePixelFormat
, /* p_wglDescribePixelFormat */
3358 glxdrv_wglGetPixelFormat
, /* p_wglGetPixelFormat */
3359 glxdrv_wglGetProcAddress
, /* p_wglGetProcAddress */
3360 glxdrv_wglMakeCurrent
, /* p_wglMakeCurrent */
3361 glxdrv_wglSetPixelFormat
, /* p_wglSetPixelFormat */
3362 glxdrv_wglShareLists
, /* p_wglShareLists */
3363 glxdrv_wglSwapBuffers
, /* p_wglSwapBuffers */
3367 struct opengl_funcs
*get_glx_driver( UINT version
)
3369 if (version
!= WINE_WGL_DRIVER_VERSION
)
3371 ERR( "version mismatch, opengl32 wants %u but driver has %u\n", version
, WINE_WGL_DRIVER_VERSION
);
3374 if (has_opengl()) return &opengl_funcs
;
3378 #else /* no OpenGL includes */
3380 struct opengl_funcs
*get_glx_driver( UINT version
)
3385 void sync_gl_drawable( HWND hwnd
, const RECT
*visible_rect
, const RECT
*client_rect
)
3389 void set_gl_drawable_parent( HWND hwnd
, HWND parent
)
3393 void destroy_gl_drawable( HWND hwnd
)
3397 #endif /* defined(SONAME_LIBGL) */