#ifndef __glxext_h_

#define __glxext_h_

#ifdef __cplusplus

extern "C" {

#endif

/*

** License Applicability. Except to the extent portions of this file are

** made subject to an alternative license as permitted in the SGI Free

** Software License B, Version 1.1 (the "License"), the contents of this

** file are subject only to the provisions of the License. You may not use

** this file except in compliance with the License. You may obtain a copy

** of the License at Silicon Graphics, Inc., attn: Legal Services, 1600

** Amphitheatre Parkway, Mountain View, CA 94043-1351, or at:

** 

** http://oss.sgi.com/projects/FreeB

** 

** Note that, as provided in the License, the Software is distributed on an

** "AS IS" basis, with ALL EXPRESS AND IMPLIED WARRANTIES AND CONDITIONS

** DISCLAIMED, INCLUDING, WITHOUT LIMITATION, ANY IMPLIED WARRANTIES AND

** CONDITIONS OF MERCHANTABILITY, SATISFACTORY QUALITY, FITNESS FOR A

** PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

** 

** Original Code. The Original Code is: OpenGL Sample Implementation,

** Version 1.2.1, released January 26, 2000, developed by Silicon Graphics,

** Inc. The Original Code is Copyright (c) 1991-2004 Silicon Graphics, Inc.

** Copyright in any portions created by third parties is as indicated

** elsewhere herein. All Rights Reserved.

** 

** Additional Notice Provisions: This software was created using the

** OpenGL(R) version 1.2.1 Sample Implementation published by SGI, but has

** not been independently verified as being compliant with the OpenGL(R)

** version 1.2.1 Specification.

*/

#if defined(_WIN32) && !defined(APIENTRY) && !defined(__CYGWIN__) && !defined(__SCITECH_SNAP__)

#define WIN32_LEAN_AND_MEAN 1

#include <windows.h>

#endif

#ifndef APIENTRY

#define APIENTRY

#endif

#ifndef APIENTRYP

#define APIENTRYP APIENTRY *

#endif

#ifndef GLAPI

#define GLAPI extern

#endif

/*************************************************************/

/* Header file version number, required by OpenGL ABI for Linux */

/* glxext.h last updated 2009/01/08 */

/* Current version at http://www.opengl.org/registry/ */

#define GLX_GLXEXT_VERSION 21

#ifndef GLX_ARB_get_proc_address

#endif

#ifndef GLX_ARB_multisample

#define GLX_SAMPLE_BUFFERS_ARB             100000

#define GLX_SAMPLES_ARB                    100001

#endif

#ifndef GLX_ARB_fbconfig_float

#define GLX_RGBA_FLOAT_TYPE_ARB            0x20B9

#define GLX_RGBA_FLOAT_BIT_ARB             0x00000004

#endif

#ifndef GLX_ARB_create_context

#define GLX_CONTEXT_DEBUG_BIT_ARB          0x00000001

#define GLX_CONTEXT_FORWARD_COMPATIBLE_BIT_ARB 0x00000002

#define GLX_CONTEXT_MAJOR_VERSION_ARB      0x2091

#define GLX_CONTEXT_MINOR_VERSION_ARB      0x2092

#define GLX_CONTEXT_FLAGS_ARB              0x2094

#endif

#ifndef GLX_SGIS_multisample

#define GLX_SAMPLE_BUFFERS_SGIS            100000

#define GLX_SAMPLES_SGIS                   100001

#endif

#ifndef GLX_EXT_visual_info

#define GLX_X_VISUAL_TYPE_EXT              0x22

#define GLX_TRANSPARENT_TYPE_EXT           0x23

#define GLX_TRANSPARENT_INDEX_VALUE_EXT    0x24

#define GLX_TRANSPARENT_RED_VALUE_EXT      0x25

#define GLX_TRANSPARENT_GREEN_VALUE_EXT    0x26

#define GLX_TRANSPARENT_BLUE_VALUE_EXT     0x27

#define GLX_TRANSPARENT_ALPHA_VALUE_EXT    0x28

#define GLX_NONE_EXT                       0x8000

#define GLX_TRUE_COLOR_EXT                 0x8002

#define GLX_DIRECT_COLOR_EXT               0x8003

#define GLX_PSEUDO_COLOR_EXT               0x8004

#define GLX_STATIC_COLOR_EXT               0x8005

#define GLX_GRAY_SCALE_EXT                 0x8006

#define GLX_STATIC_GRAY_EXT                0x8007

#define GLX_TRANSPARENT_RGB_EXT            0x8008

#define GLX_TRANSPARENT_INDEX_EXT          0x8009

#endif

#ifndef GLX_SGI_swap_control

#endif

#ifndef GLX_SGI_video_sync

#endif

#ifndef GLX_SGI_make_current_read

#endif

#ifndef GLX_SGIX_video_source

#endif

#ifndef GLX_EXT_visual_rating

#define GLX_VISUAL_CAVEAT_EXT              0x20

#define GLX_SLOW_VISUAL_EXT                0x8001

#define GLX_NON_CONFORMANT_VISUAL_EXT      0x800D

/* reuse GLX_NONE_EXT */

#endif

#ifndef GLX_EXT_import_context

#define GLX_SHARE_CONTEXT_EXT              0x800A

#define GLX_VISUAL_ID_EXT                  0x800B

#define GLX_SCREEN_EXT                     0x800C

#endif

#ifndef GLX_SGIX_fbconfig

#define GLX_WINDOW_BIT_SGIX                0x00000001

#define GLX_PIXMAP_BIT_SGIX                0x00000002

#define GLX_RGBA_BIT_SGIX                  0x00000001

#define GLX_COLOR_INDEX_BIT_SGIX           0x00000002

#define GLX_DRAWABLE_TYPE_SGIX             0x8010

#define GLX_RENDER_TYPE_SGIX               0x8011

#define GLX_X_RENDERABLE_SGIX              0x8012

#define GLX_FBCONFIG_ID_SGIX               0x8013

#define GLX_RGBA_TYPE_SGIX                 0x8014

#define GLX_COLOR_INDEX_TYPE_SGIX          0x8015

/* reuse GLX_SCREEN_EXT */

#endif

#ifndef GLX_SGIX_pbuffer

#define GLX_PBUFFER_BIT_SGIX               0x00000004

#define GLX_BUFFER_CLOBBER_MASK_SGIX       0x08000000

#define GLX_FRONT_LEFT_BUFFER_BIT_SGIX     0x00000001

#define GLX_FRONT_RIGHT_BUFFER_BIT_SGIX    0x00000002

#define GLX_BACK_LEFT_BUFFER_BIT_SGIX      0x00000004

#define GLX_BACK_RIGHT_BUFFER_BIT_SGIX     0x00000008

#define GLX_AUX_BUFFERS_BIT_SGIX           0x00000010

#define GLX_DEPTH_BUFFER_BIT_SGIX          0x00000020

#define GLX_STENCIL_BUFFER_BIT_SGIX        0x00000040

#define GLX_ACCUM_BUFFER_BIT_SGIX          0x00000080

#define GLX_SAMPLE_BUFFERS_BIT_SGIX        0x00000100

#define GLX_MAX_PBUFFER_WIDTH_SGIX         0x8016

#define GLX_MAX_PBUFFER_HEIGHT_SGIX        0x8017

#define GLX_MAX_PBUFFER_PIXELS_SGIX        0x8018

#define GLX_OPTIMAL_PBUFFER_WIDTH_SGIX     0x8019

#define GLX_OPTIMAL_PBUFFER_HEIGHT_SGIX    0x801A

#define GLX_PRESERVED_CONTENTS_SGIX        0x801B

#define GLX_LARGEST_PBUFFER_SGIX           0x801C

#define GLX_WIDTH_SGIX                     0x801D

#define GLX_HEIGHT_SGIX                    0x801E

#define GLX_EVENT_MASK_SGIX                0x801F

#define GLX_DAMAGED_SGIX                   0x8020

#define GLX_SAVED_SGIX                     0x8021

#define GLX_WINDOW_SGIX                    0x8022

#define GLX_PBUFFER_SGIX                   0x8023

#endif

#ifndef GLX_SGI_cushion

#endif

#ifndef GLX_SGIX_video_resize

#define GLX_SYNC_FRAME_SGIX                0x00000000

#define GLX_SYNC_SWAP_SGIX                 0x00000001

#endif

#ifndef GLX_SGIX_dmbuffer

#define GLX_DIGITAL_MEDIA_PBUFFER_SGIX     0x8024

#endif

#ifndef GLX_SGIX_swap_group

#endif

#ifndef GLX_SGIX_swap_barrier

#endif

#ifndef GLX_SGIS_blended_overlay

#define GLX_BLENDED_RGBA_SGIS              0x8025

#endif

#ifndef GLX_SGIS_shared_multisample

#define GLX_MULTISAMPLE_SUB_RECT_WIDTH_SGIS 0x8026

#define GLX_MULTISAMPLE_SUB_RECT_HEIGHT_SGIS 0x8027

#endif

#ifndef GLX_SUN_get_transparent_index

#endif

#ifndef GLX_3DFX_multisample

#define GLX_SAMPLE_BUFFERS_3DFX            0x8050

#define GLX_SAMPLES_3DFX                   0x8051

#endif

#ifndef GLX_MESA_copy_sub_buffer

#endif

#ifndef GLX_MESA_pixmap_colormap

#endif

#ifndef GLX_MESA_release_buffers

#endif

#ifndef GLX_MESA_set_3dfx_mode

#define GLX_3DFX_WINDOW_MODE_MESA          0x1

#define GLX_3DFX_FULLSCREEN_MODE_MESA      0x2

#endif

#ifndef GLX_SGIX_visual_select_group

#define GLX_VISUAL_SELECT_GROUP_SGIX       0x8028

#endif

#ifndef GLX_OML_swap_method

#define GLX_SWAP_METHOD_OML                0x8060

#define GLX_SWAP_EXCHANGE_OML              0x8061

#define GLX_SWAP_COPY_OML                  0x8062

#define GLX_SWAP_UNDEFINED_OML             0x8063

#endif

#ifndef GLX_OML_sync_control

#endif

#ifndef GLX_NV_float_buffer

#define GLX_FLOAT_COMPONENTS_NV            0x20B0

#endif

#ifndef GLX_SGIX_hyperpipe

#define GLX_HYPERPIPE_PIPE_NAME_LENGTH_SGIX 80

#define GLX_BAD_HYPERPIPE_CONFIG_SGIX      91

#define GLX_BAD_HYPERPIPE_SGIX             92

#define GLX_HYPERPIPE_DISPLAY_PIPE_SGIX    0x00000001

#define GLX_HYPERPIPE_RENDER_PIPE_SGIX     0x00000002

#define GLX_PIPE_RECT_SGIX                 0x00000001

#define GLX_PIPE_RECT_LIMITS_SGIX          0x00000002

#define GLX_HYPERPIPE_STEREO_SGIX          0x00000003

#define GLX_HYPERPIPE_PIXEL_AVERAGE_SGIX   0x00000004

#define GLX_HYPERPIPE_ID_SGIX              0x8030

#endif

#ifndef GLX_MESA_agp_offset

#endif

/*************************************************************/

#ifndef GLX_ARB_get_proc_address

/*

 * Linux OpenGL ABI specifies glXGetProcAddressARB should be

 * in glx.h moving related defines there as well.

 */

#endif

#ifndef GLX_SGIX_video_source

typedef XID GLXVideoSourceSGIX;

#endif

#ifndef GLX_SGIX_fbconfig

typedef XID GLXFBConfigIDSGIX;

typedef struct __GLXFBConfigRec *GLXFBConfigSGIX;

#endif

#ifndef GLX_SGIX_pbuffer

typedef XID GLXPbufferSGIX;

typedef struct {

    int type;

    unsigned long serial;	  /* # of last request processed by server */

    Bool send_event;		  /* true if this came for SendEvent request */

    Display *display;		  /* display the event was read from */

    GLXDrawable drawable;	  /* i.d. of Drawable */

    int event_type;		  /* GLX_DAMAGED_SGIX or GLX_SAVED_SGIX */

    int draw_type;		  /* GLX_WINDOW_SGIX or GLX_PBUFFER_SGIX */

    unsigned int mask;	  /* mask indicating which buffers are affected*/

    int x, y;

    int width, height;

    int count;		  /* if nonzero, at least this many more */

} GLXBufferClobberEventSGIX;

#endif

#ifndef GLX_NV_swap_group

#endif

#ifndef GLX_NV_video_out

/*

 * GLXVideoDeviceNV is an opaque handle to a video device (part of the

 * GLX_NV_video_out extension).

 */

typedef unsigned int GLXVideoDeviceNV;

/* glXBindVideoImageNV iVideoBuffer values (NV_video_out) */

#define GLX_VIDEO_OUT_COLOR_NV           0x20C3

#define GLX_VIDEO_OUT_ALPHA_NV           0x20C4

#define GLX_VIDEO_OUT_DEPTH_NV           0x20C5

#define GLX_VIDEO_OUT_COLOR_AND_ALPHA_NV 0x20C6

#define GLX_VIDEO_OUT_COLOR_AND_DEPTH_NV 0x20C7

/* glXSendPbufferToVideoNV iBufferType values (NV_video_out) */

#define GLX_VIDEO_OUT_FRAME_NV              0x20C8

#define GLX_VIDEO_OUT_FIELD_1_NV            0x20C9

#define GLX_VIDEO_OUT_FIELD_2_NV            0x20CA

#define GLX_VIDEO_OUT_STACKED_FIELDS_1_2_NV 0x20CB

#define GLX_VIDEO_OUT_STACKED_FIELDS_2_1_NV 0x20CC

#endif

#ifndef GLX_EXT_fbconfig_packed_float

#define GLX_RGBA_UNSIGNED_FLOAT_TYPE_EXT 0x20B1

#define GLX_RGBA_UNSIGNED_FLOAT_BIT_EXT  0x00000008

#endif

#ifndef GLX_EXT_framebuffer_sRGB

#define GLX_FRAMEBUFFER_SRGB_CAPABLE_EXT 0x20B2

#endif

#ifndef GLX_EXT_texture_from_pixmap

/* New glXGetFBConfigAttrib <attrib_list> tokens */

#define GLX_BIND_TO_TEXTURE_RGB_EXT      0x20D0

#define GLX_BIND_TO_TEXTURE_RGBA_EXT     0x20D1

#define GLX_BIND_TO_MIPMAP_TEXTURE_EXT   0x20D2

#define GLX_BIND_TO_TEXTURE_TARGETS_EXT  0x20D3

#define GLX_Y_INVERTED_EXT               0x20D4

/* New glXCreatePixmap attributes and glXQueryDrawable attributes */

#define GLX_TEXTURE_FORMAT_EXT           0x20D5

#define GLX_TEXTURE_TARGET_EXT           0x20D6

#define GLX_MIPMAP_TEXTURE_EXT           0x20D7

/* Values for GLX_TEXTURE_FORMAT_EXT */

#define GLX_TEXTURE_FORMAT_NONE_EXT      0x20D8

#define GLX_TEXTURE_FORMAT_RGB_EXT       0x20D9

#define GLX_TEXTURE_FORMAT_RGBA_EXT      0x20DA

/* Bits for GLX_BIND_TO_TEXTURE_TARGETS_EXT mask */

#define GLX_TEXTURE_1D_BIT_EXT           0x00000001

#define GLX_TEXTURE_2D_BIT_EXT           0x00000002

#define GLX_TEXTURE_RECTANGLE_BIT_EXT    0x00000004

/* Values for GLX_TEXTURE_TARGET_EXT */

#define GLX_TEXTURE_1D_EXT               0x20DB

#define GLX_TEXTURE_2D_EXT               0x20DC

#define GLX_TEXTURE_RECTANGLE_EXT        0x20DD

/*

 * Values for the buffer parameter of glXBindTexImageEXT and

 * glXReleaseTexImageEXT

 */ 

#define GLX_FRONT_LEFT_EXT               0x20DE

#define GLX_FRONT_RIGHT_EXT              0x20DF

#define GLX_BACK_LEFT_EXT                0x20E0

#define GLX_BACK_RIGHT_EXT               0x20E1

#define GLX_FRONT_EXT                    GLX_FRONT_LEFT_EXT

#define GLX_BACK_EXT                     GLX_BACK_LEFT_EXT

#define GLX_AUX0_EXT                     0x20E2

#define GLX_AUX1_EXT                     0x20E3

#define GLX_AUX2_EXT                     0x20E4

#define GLX_AUX3_EXT                     0x20E5

#define GLX_AUX4_EXT                     0x20E6

#define GLX_AUX5_EXT                     0x20E7

#define GLX_AUX6_EXT                     0x20E8

#define GLX_AUX7_EXT                     0x20E9

#define GLX_AUX8_EXT                     0x20EA

#define GLX_AUX9_EXT                     0x20EB

#endif

#ifndef GLX_NV_multisample_coverage

#define GLX_COVERAGE_SAMPLES_NV          GLX_SAMPLES_ARB

#define GLX_COLOR_SAMPLES_NV             0x20B3

#endif

#ifndef GLX_NV_present_video

#define GLX_NUM_VIDEO_SLOTS_NV           0x20F0

#endif

#ifndef GLX_NV_video_capture

typedef XID GLXVideoCaptureDeviceNV;

#define GLX_DEVICE_ID_NV                 0x20CD

#define GLX_UNIQUE_ID_NV                 0x20CE

#define GLX_NUM_VIDEO_CAPTURE_SLOTS_NV   0x20CF

#endif

#ifndef GLX_EXT_swap_control

#define GLX_SWAP_INTERVAL_EXT            0x20F1

#define GLX_MAX_SWAP_INTERVAL_EXT        0x20F2

#endif

/* Define int32_t and int64_t types for UST/MSC */

/* (as used in the GLX_OML_sync_control extension). */

#if defined(__STDC_VERSION__) && __STDC_VERSION__ >= 199901L

#include <inttypes.h>

#elif defined( __VMS ) || defined(__FreeBSD__)

#include <inttypes.h>

#elif (defined(__sun__) && defined(__svr4__)) || (defined(__sun) && defined(__SVR4))

#include <inttypes.h>

#elif defined(__SCO__) || defined(__USLC__) || defined(__linux__)

#include <stdint.h>

#elif defined(__UNIXOS2__) || defined(__SOL64__)

typedef long int int32_t;

typedef long long int int64_t;

#else

#error "int32_t and int64_t are undefined!"

#endif

#ifndef GLX_ARB_get_proc_address

/* Moved to glx.h */

#endif

#ifndef GLX_ARB_multisample

#define GLX_ARB_multisample 1

#endif

#ifndef GLX_ARB_fbconfig_float

#define GLX_ARB_fbconfig_float 1

#endif

#ifndef GLX_ARB_create_context

#define GLX_ARB_create_context 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern GLXContext glXCreateContextAttribsARB (Display *, GLXFBConfig, GLXContext, Bool, const int *);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef GLXContext ( * PFNGLXCREATECONTEXTATTRIBSARBPROC) (Display *dpy, GLXFBConfig config, GLXContext share_context, Bool direct, const int *attrib_list);

#endif

#ifndef GLX_SGIS_multisample

#define GLX_SGIS_multisample 1

#endif

#ifndef GLX_EXT_visual_info

#define GLX_EXT_visual_info 1

#endif

#ifndef GLX_SGI_swap_control

#define GLX_SGI_swap_control 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern int glXSwapIntervalSGI (int);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef int ( * PFNGLXSWAPINTERVALSGIPROC) (int interval);

#endif

#ifndef GLX_SGI_video_sync

#define GLX_SGI_video_sync 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern int glXGetVideoSyncSGI (unsigned int *);

extern int glXWaitVideoSyncSGI (int, int, unsigned int *);

extern int glXGetRefreshRateSGI(unsigned int *);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef int ( * PFNGLXGETVIDEOSYNCSGIPROC) (unsigned int *count);

typedef int ( * PFNGLXWAITVIDEOSYNCSGIPROC) (int divisor, int remainder, unsigned int *count);

typedef int ( * PFNGLXGETREFRESHRATESGIPROC) (unsigned int *);

#endif

#ifndef GLX_SGI_make_current_read

#define GLX_SGI_make_current_read 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern Bool glXMakeCurrentReadSGI (Display *, GLXDrawable, GLXDrawable, GLXContext);

extern GLXDrawable glXGetCurrentReadDrawableSGI (void);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef Bool ( * PFNGLXMAKECURRENTREADSGIPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);

typedef GLXDrawable ( * PFNGLXGETCURRENTREADDRAWABLESGIPROC) (void);

#endif

#ifndef GLX_SGIX_video_source

#define GLX_SGIX_video_source 1

#ifdef _VL_H

#ifdef GLX_GLXEXT_PROTOTYPES

extern GLXVideoSourceSGIX glXCreateGLXVideoSourceSGIX (Display *, int, VLServer, VLPath, int, VLNode);

extern void glXDestroyGLXVideoSourceSGIX (Display *, GLXVideoSourceSGIX);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef GLXVideoSourceSGIX ( * PFNGLXCREATEGLXVIDEOSOURCESGIXPROC) (Display *display, int screen, VLServer server, VLPath path, int nodeClass, VLNode drainNode);

typedef void ( * PFNGLXDESTROYGLXVIDEOSOURCESGIXPROC) (Display *dpy, GLXVideoSourceSGIX glxvideosource);

#endif /* _VL_H */

#endif

#ifndef GLX_EXT_visual_rating

#define GLX_EXT_visual_rating 1

#endif

#ifndef GLX_EXT_import_context

#define GLX_EXT_import_context 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern Display * glXGetCurrentDisplayEXT (void);

extern int glXQueryContextInfoEXT (Display *, GLXContext, int, int *);

extern GLXContextID glXGetContextIDEXT (const GLXContext);

extern GLXContext glXImportContextEXT (Display *, GLXContextID);

extern void glXFreeContextEXT (Display *, GLXContext);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef Display * ( * PFNGLXGETCURRENTDISPLAYEXTPROC) (void);

typedef int ( * PFNGLXQUERYCONTEXTINFOEXTPROC) (Display *dpy, GLXContext context, int attribute, int *value);

typedef GLXContextID ( * PFNGLXGETCONTEXTIDEXTPROC) (const GLXContext context);

typedef GLXContext ( * PFNGLXIMPORTCONTEXTEXTPROC) (Display *dpy, GLXContextID contextID);

typedef void ( * PFNGLXFREECONTEXTEXTPROC) (Display *dpy, GLXContext context);

#endif

#ifndef GLX_SGIX_fbconfig

#define GLX_SGIX_fbconfig 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern int glXGetFBConfigAttribSGIX (Display *, GLXFBConfigSGIX, int, int *);

extern GLXFBConfigSGIX * glXChooseFBConfigSGIX (Display *, int, int *, int *);

extern GLXPixmap glXCreateGLXPixmapWithConfigSGIX (Display *, GLXFBConfigSGIX, Pixmap);

extern GLXContext glXCreateContextWithConfigSGIX (Display *, GLXFBConfigSGIX, int, GLXContext, Bool);

extern XVisualInfo * glXGetVisualFromFBConfigSGIX (Display *, GLXFBConfigSGIX);

extern GLXFBConfigSGIX glXGetFBConfigFromVisualSGIX (Display *, XVisualInfo *);

#endif /* GLX_GLXEXT_PROTOTYPES */

typedef int ( * PFNGLXGETFBCONFIGATTRIBSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, int attribute, int *value);

typedef GLXFBConfigSGIX * ( * PFNGLXCHOOSEFBCONFIGSGIXPROC) (Display *dpy, int screen, int *attrib_list, int *nelements);

typedef GLXPixmap ( * PFNGLXCREATEGLXPIXMAPWITHCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, Pixmap pixmap);

typedef GLXContext ( * PFNGLXCREATECONTEXTWITHCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config, int render_type, GLXContext share_list, Bool direct);

typedef XVisualInfo * ( * PFNGLXGETVISUALFROMFBCONFIGSGIXPROC) (Display *dpy, GLXFBConfigSGIX config);

typedef GLXFBConfigSGIX ( * PFNGLXGETFBCONFIGFROMVISUALSGIXPROC) (Display *dpy, XVisualInfo *vis);

#endif

#ifndef GLX_SGIX_pbuffer

#define GLX_SGIX_pbuffer 1

#ifdef GLX_GLXEXT_PROTOTYPES

extern GLXPbufferSGIX glXCreateGLXPbufferSGIX (Display *, GLXFBConfigSGIX, unsigned int, unsigned int, int *);

extern void glXDestroyGLXPbufferSGIX (Display *, GLXPbufferSGIX);

extern int glXQueryGLXPbufferSGIX (Display *, GLXPbufferSGIX, int, unsigned int *);

extern void glXSelectEventSGIX (Display *, GLXDrawable, unsigned long);