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      1 #ifndef __glxext_h_
      2 #define __glxext_h_
      3 
      4 #ifdef __cplusplus
      5 extern "C" {
      6 #endif
      7 
      8 /*
      9 ** Copyright (c) 2007 The Khronos Group Inc.
     10 **
     11 ** Permission is hereby granted, free of charge, to any person obtaining a
     12 ** copy of this software and/or associated documentation files (the
     13 ** "Materials"), to deal in the Materials without restriction, including
     14 ** without limitation the rights to use, copy, modify, merge, publish,
     15 ** distribute, sublicense, and/or sell copies of the Materials, and to
     16 ** permit persons to whom the Materials are furnished to do so, subject to
     17 ** the following conditions:
     18 **
     19 ** The above copyright notice and this permission notice shall be included
     20 ** in all copies or substantial portions of the Materials.
     21 **
     22 ** THE MATERIALS ARE PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
     23 ** EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
     24 ** MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
     25 ** IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
     26 ** CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
     27 ** TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
     28 ** MATERIALS OR THE USE OR OTHER DEALINGS IN THE MATERIALS.
     29 */
     30 
     31 #if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)
     32 #define WIN32_LEAN_AND_MEAN 1
     33 #include <windows.h>
     34 #endif
     35 
     36 #ifndef APIENTRY
     37 #define APIENTRY
     38 #endif
     39 #ifndef APIENTRYP
     40 #define APIENTRYP APIENTRY *
     41 #endif
     42 #ifndef GLAPI
     43 #define GLAPI extern
     44 #endif
     45 
     46 /*************************************************************/
     47 
     48 /* Header file version number, required by OpenGL ABI for Linux */
     49 /* glxext.h last updated 2007/04/21 */
     50 /* Current version at http://www.opengl.org/registry/ */
     51 #define GLX_GLXEXT_VERSION 19
     52 
     53 #ifndef GLX_VERSION_1_3
     54 #define GLX_WINDOW_BIT                     0x00000001
     55 #define GLX_PIXMAP_BIT                     0x00000002
     56 #define GLX_PBUFFER_BIT                    0x00000004
     57 #define GLX_RGBA_BIT                       0x00000001
     58 #define GLX_COLOR_INDEX_BIT                0x00000002
     59 #define GLX_PBUFFER_CLOBBER_MASK           0x08000000
     60 #define GLX_FRONT_LEFT_BUFFER_BIT          0x00000001
     61 #define GLX_FRONT_RIGHT_BUFFER_BIT         0x00000002
     62 #define GLX_BACK_LEFT_BUFFER_BIT           0x00000004
     63 #define GLX_BACK_RIGHT_BUFFER_BIT          0x00000008
     64 #define GLX_AUX_BUFFERS_BIT                0x00000010
     65 #define GLX_DEPTH_BUFFER_BIT               0x00000020
     66 #define GLX_STENCIL_BUFFER_BIT             0x00000040
     67 #define GLX_ACCUM_BUFFER_BIT               0x00000080
     68 #define GLX_CONFIG_CAVEAT                  0x20
     69 #define GLX_X_VISUAL_TYPE                  0x22
     70 #define GLX_TRANSPARENT_TYPE               0x23
     71 #define GLX_TRANSPARENT_INDEX_VALUE        0x24
     72 #define GLX_TRANSPARENT_RED_VALUE          0x25
     73 #define GLX_TRANSPARENT_GREEN_VALUE        0x26
     74 #define GLX_TRANSPARENT_BLUE_VALUE         0x27
     75 #define GLX_TRANSPARENT_ALPHA_VALUE        0x28
     76 #define GLX_DONT_CARE                      0xFFFFFFFF
     77 #define GLX_NONE                           0x8000
     78 #define GLX_SLOW_CONFIG                    0x8001
     79 #define GLX_TRUE_COLOR                     0x8002
     80 #define GLX_DIRECT_COLOR                   0x8003
     81 #define GLX_PSEUDO_COLOR                   0x8004
     82 #define GLX_STATIC_COLOR                   0x8005
     83 #define GLX_GRAY_SCALE                     0x8006
     84 #define GLX_STATIC_GRAY                    0x8007
     85 #define GLX_TRANSPARENT_RGB                0x8008
     86 #define GLX_TRANSPARENT_INDEX              0x8009
     87 #define GLX_VISUAL_ID                      0x800B
     88 #define GLX_SCREEN                         0x800C
     89 #define GLX_NON_CONFORMANT_CONFIG          0x800D
     90 #define GLX_DRAWABLE_TYPE                  0x8010
     91 #define GLX_RENDER_TYPE                    0x8011
     92 #define GLX_X_RENDERABLE                   0x8012
     93 #define GLX_FBCONFIG_ID                    0x8013
     94 #define GLX_RGBA_TYPE                      0x8014
     95 #define GLX_COLOR_INDEX_TYPE               0x8015
     96 #define GLX_MAX_PBUFFER_WIDTH              0x8016
     97 #define GLX_MAX_PBUFFER_HEIGHT             0x8017
     98 #define GLX_MAX_PBUFFER_PIXELS             0x8018
     99 #define GLX_PRESERVED_CONTENTS             0x801B
    100 #define GLX_LARGEST_PBUFFER                0x801C
    101 #define GLX_WIDTH                          0x801D
    102 #define GLX_HEIGHT                         0x801E
    103 #define GLX_EVENT_MASK                     0x801F
    104 #define GLX_DAMAGED                        0x8020
    105 #define GLX_SAVED                          0x8021
    106 #define GLX_WINDOW                         0x8022
    107 #define GLX_PBUFFER                        0x8023
    108 #define GLX_PBUFFER_HEIGHT                 0x8040
    109 #define GLX_PBUFFER_WIDTH                  0x8041
    110 #endif
    111 
    112 #ifndef GLX_VERSION_1_4
    113 #define GLX_SAMPLE_BUFFERS                 100000
    114 #define GLX_SAMPLES                        100001
    115 #endif
    116 
    117 #ifndef GLX_ARB_get_proc_address
    118 #endif
    119 
    120 #ifndef GLX_ARB_multisample
    121 #define GLX_SAMPLE_BUFFERS_ARB             100000
    122 #define GLX_SAMPLES_ARB                    100001
    123 #endif
    124 
    125 #ifndef GLX_ARB_fbconfig_float
    126 #define GLX_RGBA_FLOAT_TYPE_ARB            0x20B9
    127 #define GLX_RGBA_FLOAT_BIT_ARB             0x00000004
    128 #endif
    129 
    130 #ifndef GLX_SGIS_multisample
    131 #define GLX_SAMPLE_BUFFERS_SGIS            100000
    132 #define GLX_SAMPLES_SGIS                   100001
    133 #endif
    134 
    135 #ifndef GLX_EXT_visual_info
    136 #define GLX_X_VISUAL_TYPE_EXT              0x22
    137 #define GLX_TRANSPARENT_TYPE_EXT           0x23
    138 #define GLX_TRANSPARENT_INDEX_VALUE_EXT    0x24
    139 #define GLX_TRANSPARENT_RED_VALUE_EXT      0x25
    140 #define GLX_TRANSPARENT_GREEN_VALUE_EXT    0x26
    141 #define GLX_TRANSPARENT_BLUE_VALUE_EXT     0x27
    142 #define GLX_TRANSPARENT_ALPHA_VALUE_EXT    0x28
    143 #define GLX_NONE_EXT                       0x8000
    144 #define GLX_TRUE_COLOR_EXT                 0x8002
    145 #define GLX_DIRECT_COLOR_EXT               0x8003
    146 #define GLX_PSEUDO_COLOR_EXT               0x8004
    147 #define GLX_STATIC_COLOR_EXT               0x8005
    148 #define GLX_GRAY_SCALE_EXT                 0x8006
    149 #define GLX_STATIC_GRAY_EXT                0x8007
    150 #define GLX_TRANSPARENT_RGB_EXT            0x8008
    151 #define GLX_TRANSPARENT_INDEX_EXT          0x8009
    152 #endif
    153 
    154 #ifndef GLX_SGI_swap_control
    155 #endif
    156 
    157 #ifndef GLX_SGI_video_sync
    158 #endif
    159 
    160 #ifndef GLX_SGI_make_current_read
    161 #endif
    162 
    163 #ifndef GLX_SGIX_video_source
    164 #endif
    165 
    166 #ifndef GLX_EXT_visual_rating
    167 #define GLX_VISUAL_CAVEAT_EXT              0x20
    168 #define GLX_SLOW_VISUAL_EXT                0x8001
    169 #define GLX_NON_CONFORMANT_VISUAL_EXT      0x800D
    170 /* reuse GLX_NONE_EXT */
    171 #endif
    172 
    173 #ifndef GLX_EXT_import_context
    174 #define GLX_SHARE_CONTEXT_EXT              0x800A
    175 #define GLX_VISUAL_ID_EXT                  0x800B
    176 #define GLX_SCREEN_EXT                     0x800C
    177 #endif
    178 
    179 #ifndef GLX_SGIX_fbconfig
    180 #define GLX_WINDOW_BIT_SGIX                0x00000001
    181 #define GLX_PIXMAP_BIT_SGIX                0x00000002
    182 #define GLX_RGBA_BIT_SGIX                  0x00000001
    183 #define GLX_COLOR_INDEX_BIT_SGIX           0x00000002
    184 #define GLX_DRAWABLE_TYPE_SGIX             0x8010
    185 #define GLX_RENDER_TYPE_SGIX               0x8011
    186 #define GLX_X_RENDERABLE_SGIX              0x8012
    187 #define GLX_FBCONFIG_ID_SGIX               0x8013
    188 #define GLX_RGBA_TYPE_SGIX                 0x8014
    189 #define GLX_COLOR_INDEX_TYPE_SGIX          0x8015
    190 /* reuse GLX_SCREEN_EXT */
    191 #endif
    192 
    193 #ifndef GLX_SGIX_pbuffer
    194 #define GLX_PBUFFER_BIT_SGIX               0x00000004
    195 #define GLX_BUFFER_CLOBBER_MASK_SGIX       0x08000000
    196 #define GLX_FRONT_LEFT_BUFFER_BIT_SGIX     0x00000001
    197 #define GLX_FRONT_RIGHT_BUFFER_BIT_SGIX    0x00000002
    198 #define GLX_BACK_LEFT_BUFFER_BIT_SGIX      0x00000004
    199 #define GLX_BACK_RIGHT_BUFFER_BIT_SGIX     0x00000008
    200 #define GLX_AUX_BUFFERS_BIT_SGIX           0x00000010
    201 #define GLX_DEPTH_BUFFER_BIT_SGIX          0x00000020
    202 #define GLX_STENCIL_BUFFER_BIT_SGIX        0x00000040
    203 #define GLX_ACCUM_BUFFER_BIT_SGIX          0x00000080
    204 #define GLX_SAMPLE_BUFFERS_BIT_SGIX        0x00000100
    205 #define GLX_MAX_PBUFFER_WIDTH_SGIX         0x8016
    206 #define GLX_MAX_PBUFFER_HEIGHT_SGIX        0x8017
    207 #define GLX_MAX_PBUFFER_PIXELS_SGIX        0x8018
    208 #define GLX_OPTIMAL_PBUFFER_WIDTH_SGIX     0x8019
    209 #define GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX    0x801A
    210 #define GLX_PRESERVED_CONTENTS_SGIX        0x801B
    211 #define GLX_LARGEST_PBUFFER_SGIX           0x801C
    212 #define GLX_WIDTH_SGIX                     0x801D
    213 #define GLX_HEIGHT_SGIX                    0x801E
    214 #define GLX_EVENT_MASK_SGIX                0x801F
    215 #define GLX_DAMAGED_SGIX                   0x8020
    216 #define GLX_SAVED_SGIX                     0x8021
    217 #define GLX_WINDOW_SGIX                    0x8022
    218 #define GLX_PBUFFER_SGIX                   0x8023
    219 #endif
    220 
    221 #ifndef GLX_SGI_cushion
    222 #endif
    223 
    224 #ifndef GLX_SGIX_video_resize
    225 #define GLX_SYNC_FRAME_SGIX                0x00000000
    226 #define GLX_SYNC_SWAP_SGIX                 0x00000001
    227 #endif
    228 
    229 #ifndef GLX_SGIX_dmbuffer
    230 #define GLX_DIGITAL_MEDIA_PBUFFER_SGIX     0x8024
    231 #endif
    232 
    233 #ifndef GLX_SGIX_swap_group
    234 #endif
    235 
    236 #ifndef GLX_SGIX_swap_barrier
    237 #endif
    238 
    239 #ifndef GLX_SGIS_blended_overlay
    240 #define GLX_BLENDED_RGBA_SGIS              0x8025
    241 #endif
    242 
    243 #ifndef GLX_SGIS_shared_multisample
    244 #define GLX_MULTISAMPLE_SUB_RECT_WIDTH_SGIS 0x8026
    245 #define GLX_MULTISAMPLE_SUB_RECT_HEIGHT_SGIS 0x8027
    246 #endif
    247 
    248 #ifndef GLX_SUN_get_transparent_index
    249 #endif
    250 
    251 #ifndef GLX_3DFX_multisample
    252 #define GLX_SAMPLE_BUFFERS_3DFX            0x8050
    253 #define GLX_SAMPLES_3DFX                   0x8051
    254 #endif
    255 
    256 #ifndef GLX_MESA_copy_sub_buffer
    257 #endif
    258 
    259 #ifndef GLX_MESA_pixmap_colormap
    260 #endif
    261 
    262 #ifndef GLX_MESA_release_buffers
    263 #endif
    264 
    265 #ifndef GLX_MESA_set_3dfx_mode
    266 #define GLX_3DFX_WINDOW_MODE_MESA          0x1
    267 #define GLX_3DFX_FULLSCREEN_MODE_MESA      0x2
    268 #endif
    269 
    270 #ifndef GLX_SGIX_visual_select_group
    271 #define GLX_VISUAL_SELECT_GROUP_SGIX       0x8028
    272 #endif
    273 
    274 #ifndef GLX_OML_swap_method
    275 #define GLX_SWAP_METHOD_OML                0x8060
    276 #define GLX_SWAP_EXCHANGE_OML              0x8061
    277 #define GLX_SWAP_COPY_OML                  0x8062
    278 #define GLX_SWAP_UNDEFINED_OML             0x8063
    279 #endif
    280 
    281 #ifndef GLX_OML_sync_control
    282 #endif
    283 
    284 #ifndef GLX_NV_float_buffer
    285 #define GLX_FLOAT_COMPONENTS_NV            0x20B0
    286 #endif
    287 
    288 #ifndef GLX_SGIX_hyperpipe
    289 #define GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX 80
    290 #define GLX_BAD_HYPERPIPE_CONFIG_SGIX      91
    291 #define GLX_BAD_HYPERPIPE_SGIX             92
    292 #define GLX_HYPERPIPE_DISPLAY_PIPE_SGIX    0x00000001
    293 #define GLX_HYPERPIPE_RENDER_PIPE_SGIX     0x00000002
    294 #define GLX_PIPE_RECT_SGIX                 0x00000001
    295 #define GLX_PIPE_RECT_LIMITS_SGIX          0x00000002
    296 #define GLX_HYPERPIPE_STEREO_SGIX          0x00000003
    297 #define GLX_HYPERPIPE_PIXEL_AVERAGE_SGIX   0x00000004
    298 #define GLX_HYPERPIPE_ID_SGIX              0x8030
    299 #endif
    300 
    301 #ifndef GLX_MESA_agp_offset
    302 #endif
    303 
    304 #ifndef GLX_EXT_fbconfig_packed_float
    305 #define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT   0x20B1
    306 #define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT    0x00000008
    307 #endif
    308 
    309 #ifndef GLX_EXT_framebuffer_sRGB
    310 #define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT   0x20B2
    311 #endif
    312 
    313 #ifndef GLX_EXT_texture_from_pixmap
    314 #define GLX_TEXTURE_1D_BIT_EXT             0x00000001
    315 #define GLX_TEXTURE_2D_BIT_EXT             0x00000002
    316 #define GLX_TEXTURE_RECTANGLE_BIT_EXT      0x00000004
    317 #define GLX_BIND_TO_TEXTURE_RGB_EXT        0x20D0
    318 #define GLX_BIND_TO_TEXTURE_RGBA_EXT       0x20D1
    319 #define GLX_BIND_TO_MIPMAP_TEXTURE_EXT     0x20D2
    320 #define GLX_BIND_TO_TEXTURE_TARGETS_EXT    0x20D3
    321 #define GLX_Y_INVERTED_EXT                 0x20D4
    322 #define GLX_TEXTURE_FORMAT_EXT             0x20D5
    323 #define GLX_TEXTURE_TARGET_EXT             0x20D6
    324 #define GLX_MIPMAP_TEXTURE_EXT             0x20D7
    325 #define GLX_TEXTURE_FORMAT_NONE_EXT        0x20D8
    326 #define GLX_TEXTURE_FORMAT_RGB_EXT         0x20D9
    327 #define GLX_TEXTURE_FORMAT_RGBA_EXT        0x20DA
    328 #define GLX_TEXTURE_1D_EXT                 0x20DB
    329 #define GLX_TEXTURE_2D_EXT                 0x20DC
    330 #define GLX_TEXTURE_RECTANGLE_EXT          0x20DD
    331 #define GLX_FRONT_LEFT_EXT                 0x20DE
    332 #define GLX_FRONT_RIGHT_EXT                0x20DF
    333 #define GLX_BACK_LEFT_EXT                  0x20E0
    334 #define GLX_BACK_RIGHT_EXT                 0x20E1
    335 #define GLX_FRONT_EXT                      GLX_FRONT_LEFT_EXT
    336 #define GLX_BACK_EXT                       GLX_BACK_LEFT_EXT
    337 #define GLX_AUX0_EXT                       0x20E2
    338 #define GLX_AUX1_EXT                       0x20E3
    339 #define GLX_AUX2_EXT                       0x20E4
    340 #define GLX_AUX3_EXT                       0x20E5
    341 #define GLX_AUX4_EXT                       0x20E6
    342 #define GLX_AUX5_EXT                       0x20E7
    343 #define GLX_AUX6_EXT                       0x20E8
    344 #define GLX_AUX7_EXT                       0x20E9
    345 #define GLX_AUX8_EXT                       0x20EA
    346 #define GLX_AUX9_EXT                       0x20EB
    347 #endif
    348 
    349 
    350 /*************************************************************/
    351 
    352 #ifndef GLX_ARB_get_proc_address
    353 typedef void (*__GLXextFuncPtr)(void);
    354 #endif
    355 
    356 #ifndef GLX_SGIX_video_source
    357 typedef XID GLXVideoSourceSGIX;
    358 #endif
    359 
    360 #ifndef GLX_SGIX_fbconfig
    361 typedef XID GLXFBConfigIDSGIX;
    362 typedef struct __GLXFBConfigRec *GLXFBConfigSGIX;
    363 #endif
    364 
    365 #ifndef GLX_SGIX_pbuffer
    366 typedef XID GLXPbufferSGIX;
    367 typedef struct {
    368     int type;
    369     unsigned long serial;	  /* # of last request processed by server */
    370     Bool send_event;		  /* true if this came for SendEvent request */
    371     Display *display;		  /* display the event was read from */
    372     GLXDrawable drawable;	  /* i.d. of Drawable */
    373     int event_type;		  /* GLX_DAMAGED_SGIX or GLX_SAVED_SGIX */
    374     int draw_type;		  /* GLX_WINDOW_SGIX or GLX_PBUFFER_SGIX */
    375     unsigned int mask;	  /* mask indicating which buffers are affected*/
    376     int x, y;
    377     int width, height;
    378     int count;		  /* if nonzero, at least this many more */
    379 } GLXBufferClobberEventSGIX;
    380 #endif
    381 
    382 #ifndef GLEXT_64_TYPES_DEFINED
    383 /* This code block is duplicated in glxext.h, so must be protected */
    384 #define GLEXT_64_TYPES_DEFINED
    385 /* Define int32_t, int64_t, and uint64_t types for UST/MSC */
    386 /* (as used in the GLX_OML_sync_control extension). */
    387 #if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L
    388 #include <inttypes.h>
    389 #elif defined(__sun__) || defined(__digital__)
    390 #include <inttypes.h>
    391 #if defined(__STDC__)
    392 #if defined(__arch64__)
    393 typedef long int int64_t;
    394 typedef unsigned long int uint64_t;
    395 #else
    396 typedef long long int int64_t;
    397 typedef unsigned long long int uint64_t;
    398 #endif /* __arch64__ */
    399 #endif /* __STDC__ */
    400 #elif defined( __VMS )
    401 #include <inttypes.h>
    402 #elif defined(__SCO__) || defined(__USLC__)
    403 #include <stdint.h>
    404 #elif defined(__UNIXOS2__) || defined(__SOL64__)
    405 typedef long int int32_t;
    406 typedef long long int int64_t;
    407 typedef unsigned long long int uint64_t;
    408 #elif defined(_WIN32) && defined(__GNUC__)
    409 #include <stdint.h>
    410 #elif defined(_WIN32)
    411 typedef __int32 int32_t;
    412 typedef __int64 int64_t;
    413 typedef unsigned __int64 uint64_t;
    414 #else
    415 #include <inttypes.h>     /* Fallback option */
    416 #endif
    417 #endif
    418 
    419 #ifndef GLX_VERSION_1_3
    420 #define GLX_VERSION_1_3 1
    421 #ifdef GLX_GLXEXT_PROTOTYPES
    422 extern GLXFBConfig * glXGetFBConfigs (Display *, int, int *);
    423 extern GLXFBConfig * glXChooseFBConfig (Display *, int, const int *, int *);
    424 extern int glXGetFBConfigAttrib (Display *, GLXFBConfig, int, int *);
    425 extern XVisualInfo * glXGetVisualFromFBConfig (Display *, GLXFBConfig);
    426 extern GLXWindow glXCreateWindow (Display *, GLXFBConfig, Window, const int *);
    427 extern void glXDestroyWindow (Display *, GLXWindow);
    428 extern GLXPixmap glXCreatePixmap (Display *, GLXFBConfig, Pixmap, const int *);
    429 extern void glXDestroyPixmap (Display *, GLXPixmap);
    430 extern GLXPbuffer glXCreatePbuffer (Display *, GLXFBConfig, const int *);
    431 extern void glXDestroyPbuffer (Display *, GLXPbuffer);
    432 extern void glXQueryDrawable (Display *, GLXDrawable, int, unsigned int *);
    433 extern GLXContext glXCreateNewContext (Display *, GLXFBConfig, int, GLXContext, Bool);
    434 extern Bool glXMakeContextCurrent (Display *, GLXDrawable, GLXDrawable, GLXContext);
    435 extern GLXDrawable glXGetCurrentReadDrawable (void);
    436 extern Display * glXGetCurrentDisplay (void);
    437 extern int glXQueryContext (Display *, GLXContext, int, int *);
    438 extern void glXSelectEvent (Display *, GLXDrawable, unsigned long);
    439 extern void glXGetSelectedEvent (Display *, GLXDrawable, unsigned long *);
    440 #endif /* GLX_GLXEXT_PROTOTYPES */
    441 typedef GLXFBConfig * ( * PFNGLXGETFBCONFIGSPROC) (Display *dpy, int screen, int *nelements);
    442 typedef GLXFBConfig * ( * PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
    443 typedef int ( * PFNGLXGETFBCONFIGATTRIBPROC) (Display *dpy, GLXFBConfig config, int attribute, int *value);
    444 typedef XVisualInfo * ( * PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
    445 typedef GLXWindow ( * PFNGLXCREATEWINDOWPROC) (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
    446 typedef void ( * PFNGLXDESTROYWINDOWPROC) (Display *dpy, GLXWindow win);
    447 typedef GLXPixmap ( * PFNGLXCREATEPIXMAPPROC) (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
    448 typedef void ( * PFNGLXDESTROYPIXMAPPROC) (Display *dpy, GLXPixmap pixmap);
    449 typedef GLXPbuffer ( * PFNGLXCREATEPBUFFERPROC) (Display *dpy, GLXFBConfig config, const int *attrib_list);
    450 typedef void ( * PFNGLXDESTROYPBUFFERPROC) (Display *dpy, GLXPbuffer pbuf);
    451 typedef void ( * PFNGLXQUERYDRAWABLEPROC) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
    452 typedef GLXContext ( * PFNGLXCREATENEWCONTEXTPROC) (Display *dpy, GLXFBConfig config, int render_type, GLXContext share_list, Bool direct);
    453 typedef Bool ( * PFNGLXMAKECONTEXTCURRENTPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
    454 typedef GLXDrawable ( * PFNGLXGETCURRENTREADDRAWABLEPROC) (void);
    455 typedef Display * ( * PFNGLXGETCURRENTDISPLAYPROC) (void);
    456 typedef int ( * PFNGLXQUERYCONTEXTPROC) (Display *dpy, GLXContext ctx, int attribute, int *value);
    457 typedef void ( * PFNGLXSELECTEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long event_mask);
    458 typedef void ( * PFNGLXGETSELECTEDEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long *event_mask);
    459 #endif
    460 
    461 #ifndef GLX_VERSION_1_4
    462 #define GLX_VERSION_1_4 1
    463 #ifdef GLX_GLXEXT_PROTOTYPES
    464 extern __GLXextFuncPtr glXGetProcAddress (const GLubyte *);
    465 #endif /* GLX_GLXEXT_PROTOTYPES */
    466 typedef __GLXextFuncPtr ( * PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);
    467 #endif
    468 
    469 #ifndef GLX_ARB_get_proc_address
    470 #define GLX_ARB_get_proc_address 1
    471 #ifdef GLX_GLXEXT_PROTOTYPES
    472 extern __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *);
    473 #endif /* GLX_GLXEXT_PROTOTYPES */
    474 typedef __GLXextFuncPtr ( * PFNGLXGETPROCADDRESSARBPROC) (const GLubyte *procName);
    475 #endif
    476 
    477 #ifndef GLX_ARB_multisample
    478 #define GLX_ARB_multisample 1
    479 #endif
    480 
    481 #ifndef GLX_ARB_fbconfig_float
    482 #define GLX_ARB_fbconfig_float 1
    483 #endif
    484 
    485 #ifndef GLX_SGIS_multisample
    486 #define GLX_SGIS_multisample 1
    487 #endif
    488 
    489 #ifndef GLX_EXT_visual_info
    490 #define GLX_EXT_visual_info 1
    491 #endif
    492 
    493 #ifndef GLX_SGI_swap_control
    494 #define GLX_SGI_swap_control 1
    495 #ifdef GLX_GLXEXT_PROTOTYPES
    496 extern int glXSwapIntervalSGI (int);
    497 #endif /* GLX_GLXEXT_PROTOTYPES */
    498 typedef int ( * PFNGLXSWAPINTERVALSGIPROC) (int interval);
    499 #endif
    500 
    501 #ifndef GLX_SGI_video_sync
    502 #define GLX_SGI_video_sync 1
    503 #ifdef GLX_GLXEXT_PROTOTYPES
    504 extern int glXGetVideoSyncSGI (unsigned int *);
    505 extern int glXWaitVideoSyncSGI (int, int, unsigned int *);
    506 #endif /* GLX_GLXEXT_PROTOTYPES */
    507 typedef int ( * PFNGLXGETVIDEOSYNCSGIPROC) (unsigned int *count);
    508 typedef int ( * PFNGLXWAITVIDEOSYNCSGIPROC) (int divisor, int remainder, unsigned int *count);
    509 #endif
    510 
    511 #ifndef GLX_SGI_make_current_read
    512 #define GLX_SGI_make_current_read 1
    513 #ifdef GLX_GLXEXT_PROTOTYPES
    514 extern Bool glXMakeCurrentReadSGI (Display *, GLXDrawable, GLXDrawable, GLXContext);
    515 extern GLXDrawable glXGetCurrentReadDrawableSGI (void);
    516 #endif /* GLX_GLXEXT_PROTOTYPES */
    517 typedef Bool ( * PFNGLXMAKECURRENTREADSGIPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
    518 typedef GLXDrawable ( * PFNGLXGETCURRENTREADDRAWABLESGIPROC) (void);
    519 #endif
    520 
    521 #ifndef GLX_SGIX_video_source
    522 #define GLX_SGIX_video_source 1
    523 #ifdef _VL_H
    524 #ifdef GLX_GLXEXT_PROTOTYPES
    525 extern GLXVideoSourceSGIX glXCreateGLXVideoSourceSGIX (Display *, int, VLServer, VLPath, int, VLNode);
    526 extern void glXDestroyGLXVideoSourceSGIX (Display *, GLXVideoSourceSGIX);
    527 #endif /* GLX_GLXEXT_PROTOTYPES */
    528 typedef GLXVideoSourceSGIX ( * PFNGLXCREATEGLXVIDEOSOURCESGIXPROC) (Display *display, int screen, VLServer server, VLPath path, int nodeClass, VLNode drainNode);
    529 typedef void ( * PFNGLXDESTROYGLXVIDEOSOURCESGIXPROC) (Display *dpy, GLXVideoSourceSGIX glxvideosource);
    530 #endif /* _VL_H */
    531 #endif
    532 
    533 #ifndef GLX_EXT_visual_rating
    534 #define GLX_EXT_visual_rating 1
    535 #endif
    536 
    537 #ifndef GLX_EXT_import_context
    538 #define GLX_EXT_import_context 1
    539 #ifdef GLX_GLXEXT_PROTOTYPES
    540 extern Display * glXGetCurrentDisplayEXT (void);
    541 extern int glXQueryContextInfoEXT (Display *, GLXContext, int, int *);
    542 extern GLXContextID glXGetContextIDEXT (const GLXContext);
    543 extern GLXContext glXImportContextEXT (Display *, GLXContextID);
    544 extern void glXFreeContextEXT (Display *, GLXContext);
    545 #endif /* GLX_GLXEXT_PROTOTYPES */
    546 typedef Display * ( * PFNGLXGETCURRENTDISPLAYEXTPROC) (void);
    547 typedef int ( * PFNGLXQUERYCONTEXTINFOEXTPROC) (Display *dpy, GLXContext context, int attribute, int *value);
    548 typedef GLXContextID ( * PFNGLXGETCONTEXTIDEXTPROC) (const GLXContext context);
    549 typedef GLXContext ( * PFNGLXIMPORTCONTEXTEXTPROC) (Display *dpy, GLXContextID contextID);
    550 typedef void ( * PFNGLXFREECONTEXTEXTPROC) (Display *dpy, GLXContext context);
    551 #endif
    552 
    553 #ifndef GLX_SGIX_fbconfig
    554 #define GLX_SGIX_fbconfig 1
    555 #ifdef GLX_GLXEXT_PROTOTYPES
    556 extern int glXGetFBConfigAttribSGIX (Display *, GLXFBConfigSGIX, int, int *);
    557 extern GLXFBConfigSGIX * glXChooseFBConfigSGIX (Display *, int, int *, int *);
    558 extern GLXPixmap glXCreateGLXPixmapWithConfigSGIX (Display *, GLXFBConfigSGIX, Pixmap);
    559 extern GLXContext glXCreateContextWithConfigSGIX (Display *, GLXFBConfigSGIX, int, GLXContext, Bool);
    560 extern XVisualInfo * glXGetVisualFromFBConfigSGIX (Display *, GLXFBConfigSGIX);
    561 extern GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX (Display *, XVisualInfo *);
    562 #endif /* GLX_GLXEXT_PROTOTYPES */
    563 typedef int ( * PFNGLXGETFBCONFIGATTRIBSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, int attribute, int *value);
    564 typedef GLXFBConfigSGIX * ( * PFNGLXCHOOSEFBCONFIGSGIXPROC) (Display *dpy, int screen, int *attrib_list, int *nelements);
    565 typedef GLXPixmap ( * PFNGLXCREATEGLXPIXMAPWITHCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, Pixmap pixmap);
    566 typedef GLXContext ( * PFNGLXCREATECONTEXTWITHCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, int render_type, GLXContext share_list, Bool direct);
    567 typedef XVisualInfo * ( * PFNGLXGETVISUALFROMFBCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config);
    568 typedef GLXFBConfigSGIX ( * PFNGLXGETFBCONFIGFROMVISUALSGIXPROC) (Display *dpy, XVisualInfo *vis);
    569 #endif
    570 
    571 #ifndef GLX_SGIX_pbuffer
    572 #define GLX_SGIX_pbuffer 1
    573 #ifdef GLX_GLXEXT_PROTOTYPES
    574 extern GLXPbufferSGIX glXCreateGLXPbufferSGIX (Display *, GLXFBConfigSGIX, unsigned int, unsigned int, int *);
    575 extern void glXDestroyGLXPbufferSGIX (Display *, GLXPbufferSGIX);
    576 extern int glXQueryGLXPbufferSGIX (Display *, GLXPbufferSGIX, int, unsigned int *);
    577 extern void glXSelectEventSGIX (Display *, GLXDrawable, unsigned long);
    578 extern void glXGetSelectedEventSGIX (Display *, GLXDrawable, unsigned long *);
    579 #endif /* GLX_GLXEXT_PROTOTYPES */
    580 typedef GLXPbufferSGIX ( * PFNGLXCREATEGLXPBUFFERSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, unsigned int width, unsigned int height, int *attrib_list);
    581 typedef void ( * PFNGLXDESTROYGLXPBUFFERSGIXPROC) (Display *dpy, GLXPbufferSGIX pbuf);
    582 typedef int ( * PFNGLXQUERYGLXPBUFFERSGIXPROC) (Display *dpy, GLXPbufferSGIX pbuf, int attribute, unsigned int *value);
    583 typedef void ( * PFNGLXSELECTEVENTSGIXPROC) (Display *dpy, GLXDrawable drawable, unsigned long mask);
    584 typedef void ( * PFNGLXGETSELECTEDEVENTSGIXPROC) (Display *dpy, GLXDrawable drawable, unsigned long *mask);
    585 #endif
    586 
    587 #ifndef GLX_SGI_cushion
    588 #define GLX_SGI_cushion 1
    589 #ifdef GLX_GLXEXT_PROTOTYPES
    590 extern void glXCushionSGI (Display *, Window, float);
    591 #endif /* GLX_GLXEXT_PROTOTYPES */
    592 typedef void ( * PFNGLXCUSHIONSGIPROC) (Display *dpy, Window window, float cushion);
    593 #endif
    594 
    595 #ifndef GLX_SGIX_video_resize
    596 #define GLX_SGIX_video_resize 1
    597 #ifdef GLX_GLXEXT_PROTOTYPES
    598 extern int glXBindChannelToWindowSGIX (Display *, int, int, Window);
    599 extern int glXChannelRectSGIX (Display *, int, int, int, int, int, int);
    600 extern int glXQueryChannelRectSGIX (Display *, int, int, int *, int *, int *, int *);
    601 extern int glXQueryChannelDeltasSGIX (Display *, int, int, int *, int *, int *, int *);
    602 extern int glXChannelRectSyncSGIX (Display *, int, int, GLenum);
    603 #endif /* GLX_GLXEXT_PROTOTYPES */
    604 typedef int ( * PFNGLXBINDCHANNELTOWINDOWSGIXPROC) (Display *display, int screen, int channel, Window window);
    605 typedef int ( * PFNGLXCHANNELRECTSGIXPROC) (Display *display, int screen, int channel, int x, int y, int w, int h);
    606 typedef int ( * PFNGLXQUERYCHANNELRECTSGIXPROC) (Display *display, int screen, int channel, int *dx, int *dy, int *dw, int *dh);
    607 typedef int ( * PFNGLXQUERYCHANNELDELTASSGIXPROC) (Display *display, int screen, int channel, int *x, int *y, int *w, int *h);
    608 typedef int ( * PFNGLXCHANNELRECTSYNCSGIXPROC) (Display *display, int screen, int channel, GLenum synctype);
    609 #endif
    610 
    611 #ifndef GLX_SGIX_dmbuffer
    612 #define GLX_SGIX_dmbuffer 1
    613 #ifdef _DM_BUFFER_H_
    614 #ifdef GLX_GLXEXT_PROTOTYPES
    615 extern Bool glXAssociateDMPbufferSGIX (Display *, GLXPbufferSGIX, DMparams *, DMbuffer);
    616 #endif /* GLX_GLXEXT_PROTOTYPES */
    617 typedef Bool ( * PFNGLXASSOCIATEDMPBUFFERSGIXPROC) (Display *dpy, GLXPbufferSGIX pbuffer, DMparams *params, DMbuffer dmbuffer);
    618 #endif /* _DM_BUFFER_H_ */
    619 #endif
    620 
    621 #ifndef GLX_SGIX_swap_group
    622 #define GLX_SGIX_swap_group 1
    623 #ifdef GLX_GLXEXT_PROTOTYPES
    624 extern void glXJoinSwapGroupSGIX (Display *, GLXDrawable, GLXDrawable);
    625 #endif /* GLX_GLXEXT_PROTOTYPES */
    626 typedef void ( * PFNGLXJOINSWAPGROUPSGIXPROC) (Display *dpy, GLXDrawable drawable, GLXDrawable member);
    627 #endif
    628 
    629 #ifndef GLX_SGIX_swap_barrier
    630 #define GLX_SGIX_swap_barrier 1
    631 #ifdef GLX_GLXEXT_PROTOTYPES
    632 extern void glXBindSwapBarrierSGIX (Display *, GLXDrawable, int);
    633 extern Bool glXQueryMaxSwapBarriersSGIX (Display *, int, int *);
    634 #endif /* GLX_GLXEXT_PROTOTYPES */
    635 typedef void ( * PFNGLXBINDSWAPBARRIERSGIXPROC) (Display *dpy, GLXDrawable drawable, int barrier);
    636 typedef Bool ( * PFNGLXQUERYMAXSWAPBARRIERSSGIXPROC) (Display *dpy, int screen, int *max);
    637 #endif
    638 
    639 #ifndef GLX_SUN_get_transparent_index
    640 #define GLX_SUN_get_transparent_index 1
    641 #ifdef GLX_GLXEXT_PROTOTYPES
    642 extern Status glXGetTransparentIndexSUN (Display *, Window, Window, long *);
    643 #endif /* GLX_GLXEXT_PROTOTYPES */
    644 typedef Status ( * PFNGLXGETTRANSPARENTINDEXSUNPROC) (Display *dpy, Window overlay, Window underlay, long *pTransparentIndex);
    645 #endif
    646 
    647 #ifndef GLX_MESA_copy_sub_buffer
    648 #define GLX_MESA_copy_sub_buffer 1
    649 #ifdef GLX_GLXEXT_PROTOTYPES
    650 extern void glXCopySubBufferMESA (Display *, GLXDrawable, int, int, int, int);
    651 #endif /* GLX_GLXEXT_PROTOTYPES */
    652 typedef void ( * PFNGLXCOPYSUBBUFFERMESAPROC) (Display *dpy, GLXDrawable drawable, int x, int y, int width, int height);
    653 #endif
    654 
    655 #ifndef GLX_MESA_pixmap_colormap
    656 #define GLX_MESA_pixmap_colormap 1
    657 #ifdef GLX_GLXEXT_PROTOTYPES
    658 extern GLXPixmap glXCreateGLXPixmapMESA (Display *, XVisualInfo *, Pixmap, Colormap);
    659 #endif /* GLX_GLXEXT_PROTOTYPES */
    660 typedef GLXPixmap ( * PFNGLXCREATEGLXPIXMAPMESAPROC) (Display *dpy, XVisualInfo *visual, Pixmap pixmap, Colormap cmap);
    661 #endif
    662 
    663 #ifndef GLX_MESA_release_buffers
    664 #define GLX_MESA_release_buffers 1
    665 #ifdef GLX_GLXEXT_PROTOTYPES
    666 extern Bool glXReleaseBuffersMESA (Display *, GLXDrawable);
    667 #endif /* GLX_GLXEXT_PROTOTYPES */
    668 typedef Bool ( * PFNGLXRELEASEBUFFERSMESAPROC) (Display *dpy, GLXDrawable drawable);
    669 #endif
    670 
    671 #ifndef GLX_MESA_set_3dfx_mode
    672 #define GLX_MESA_set_3dfx_mode 1
    673 #ifdef GLX_GLXEXT_PROTOTYPES
    674 extern Bool glXSet3DfxModeMESA (int);
    675 #endif /* GLX_GLXEXT_PROTOTYPES */
    676 typedef Bool ( * PFNGLXSET3DFXMODEMESAPROC) (int mode);
    677 #endif
    678 
    679 #ifndef GLX_SGIX_visual_select_group
    680 #define GLX_SGIX_visual_select_group 1
    681 #endif
    682 
    683 #ifndef GLX_OML_swap_method
    684 #define GLX_OML_swap_method 1
    685 #endif
    686 
    687 #ifndef GLX_OML_sync_control
    688 #define GLX_OML_sync_control 1
    689 #ifdef GLX_GLXEXT_PROTOTYPES
    690 extern Bool glXGetSyncValuesOML (Display *, GLXDrawable, int64_t *, int64_t *, int64_t *);
    691 extern Bool glXGetMscRateOML (Display *, GLXDrawable, int32_t *, int32_t *);
    692 extern int64_t glXSwapBuffersMscOML (Display *, GLXDrawable, int64_t, int64_t, int64_t);
    693 extern Bool glXWaitForMscOML (Display *, GLXDrawable, int64_t, int64_t, int64_t, int64_t *, int64_t *, int64_t *);
    694 extern Bool glXWaitForSbcOML (Display *, GLXDrawable, int64_t, int64_t *, int64_t *, int64_t *);
    695 #endif /* GLX_GLXEXT_PROTOTYPES */
    696 typedef Bool ( * PFNGLXGETSYNCVALUESOMLPROC) (Display *dpy, GLXDrawable drawable, int64_t *ust, int64_t *msc, int64_t *sbc);
    697 typedef Bool ( * PFNGLXGETMSCRATEOMLPROC) (Display *dpy, GLXDrawable drawable, int32_t *numerator, int32_t *denominator);
    698 typedef int64_t ( * PFNGLXSWAPBUFFERSMSCOMLPROC) (Display *dpy, GLXDrawable drawable, int64_t target_msc, int64_t divisor, int64_t remainder);
    699 typedef Bool ( * PFNGLXWAITFORMSCOMLPROC) (Display *dpy, GLXDrawable drawable, int64_t target_msc, int64_t divisor, int64_t remainder, int64_t *ust, int64_t *msc, int64_t *sbc);
    700 typedef Bool ( * PFNGLXWAITFORSBCOMLPROC) (Display *dpy, GLXDrawable drawable, int64_t target_sbc, int64_t *ust, int64_t *msc, int64_t *sbc);
    701 #endif
    702 
    703 #ifndef GLX_NV_float_buffer
    704 #define GLX_NV_float_buffer 1
    705 #endif
    706 
    707 #ifndef GLX_SGIX_hyperpipe
    708 #define GLX_SGIX_hyperpipe 1
    709 
    710 typedef struct {
    711     char    pipeName[GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX];
    712     int     networkId;
    713 } GLXHyperpipeNetworkSGIX;
    714 
    715 typedef struct {
    716     char    pipeName[GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX];
    717     int     channel;
    718     unsigned int
    719       participationType;
    720     int     timeSlice;
    721 } GLXHyperpipeConfigSGIX;
    722 
    723 typedef struct {
    724     char pipeName[GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX];
    725     int srcXOrigin, srcYOrigin, srcWidth, srcHeight;
    726     int destXOrigin, destYOrigin, destWidth, destHeight;
    727 } GLXPipeRect;
    728 
    729 typedef struct {
    730     char pipeName[GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX];
    731     int XOrigin, YOrigin, maxHeight, maxWidth;
    732 } GLXPipeRectLimits;
    733 
    734 #ifdef GLX_GLXEXT_PROTOTYPES
    735 extern GLXHyperpipeNetworkSGIX * glXQueryHyperpipeNetworkSGIX (Display *, int *);
    736 extern int glXHyperpipeConfigSGIX (Display *, int, int, GLXHyperpipeConfigSGIX *, int *);
    737 extern GLXHyperpipeConfigSGIX * glXQueryHyperpipeConfigSGIX (Display *, int, int *);
    738 extern int glXDestroyHyperpipeConfigSGIX (Display *, int);
    739 extern int glXBindHyperpipeSGIX (Display *, int);
    740 extern int glXQueryHyperpipeBestAttribSGIX (Display *, int, int, int, void *, void *);
    741 extern int glXHyperpipeAttribSGIX (Display *, int, int, int, void *);
    742 extern int glXQueryHyperpipeAttribSGIX (Display *, int, int, int, void *);
    743 #endif /* GLX_GLXEXT_PROTOTYPES */
    744 typedef GLXHyperpipeNetworkSGIX * ( * PFNGLXQUERYHYPERPIPENETWORKSGIXPROC) (Display *dpy, int *npipes);
    745 typedef int ( * PFNGLXHYPERPIPECONFIGSGIXPROC) (Display *dpy, int networkId, int npipes, GLXHyperpipeConfigSGIX *cfg, int *hpId);
    746 typedef GLXHyperpipeConfigSGIX * ( * PFNGLXQUERYHYPERPIPECONFIGSGIXPROC) (Display *dpy, int hpId, int *npipes);
    747 typedef int ( * PFNGLXDESTROYHYPERPIPECONFIGSGIXPROC) (Display *dpy, int hpId);
    748 typedef int ( * PFNGLXBINDHYPERPIPESGIXPROC) (Display *dpy, int hpId);
    749 typedef int ( * PFNGLXQUERYHYPERPIPEBESTATTRIBSGIXPROC) (Display *dpy, int timeSlice, int attrib, int size, void *attribList, void *returnAttribList);
    750 typedef int ( * PFNGLXHYPERPIPEATTRIBSGIXPROC) (Display *dpy, int timeSlice, int attrib, int size, void *attribList);
    751 typedef int ( * PFNGLXQUERYHYPERPIPEATTRIBSGIXPROC) (Display *dpy, int timeSlice, int attrib, int size, void *returnAttribList);
    752 #endif
    753 
    754 #ifndef GLX_MESA_agp_offset
    755 #define GLX_MESA_agp_offset 1
    756 #ifdef GLX_GLXEXT_PROTOTYPES
    757 extern unsigned int glXGetAGPOffsetMESA (const void *);
    758 #endif /* GLX_GLXEXT_PROTOTYPES */
    759 typedef unsigned int ( * PFNGLXGETAGPOFFSETMESAPROC) (const void *pointer);
    760 #endif
    761 
    762 #ifndef GLX_EXT_fbconfig_packed_float
    763 #define GLX_EXT_fbconfig_packed_float 1
    764 #endif
    765 
    766 #ifndef GLX_EXT_framebuffer_sRGB
    767 #define GLX_EXT_framebuffer_sRGB 1
    768 #endif
    769 
    770 #ifndef GLX_EXT_texture_from_pixmap
    771 #define GLX_EXT_texture_from_pixmap 1
    772 #ifdef GLX_GLXEXT_PROTOTYPES
    773 extern void glXBindTexImageEXT (Display *, GLXDrawable, int, const int *);
    774 extern void glXReleaseTexImageEXT (Display *, GLXDrawable, int);
    775 #endif /* GLX_GLXEXT_PROTOTYPES */
    776 typedef void ( * PFNGLXBINDTEXIMAGEEXTPROC) (Display *dpy, GLXDrawable drawable, int buffer, const int *attrib_list);
    777 typedef void ( * PFNGLXRELEASETEXIMAGEEXTPROC) (Display *dpy, GLXDrawable drawable, int buffer);
    778 #endif
    779 
    780 
    781 #ifdef __cplusplus
    782 }
    783 #endif
    784 
    785 #endif
    786