-/* $Id: glx.h,v 1.3 1999/09/16 15:52:51 brianp Exp $ */
-
/*
* Mesa 3-D graphics library
- * Version: 3.1
+ * Version: 6.5
*
- * Copyright (C) 1999 Brian Paul All Rights Reserved.
+ * Copyright (C) 1999-2006 Brian Paul All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
*/
-/*
- * $Log: glx.h,v $
- * Revision 1.3 1999/09/16 15:52:51 brianp
- * added GLX_MESA_set_3dfx_mode. clean-up of glXGetProcAddress
- *
- * Revision 1.2 1999/09/11 11:33:45 brianp
- * added GLX_EXT_get_proc_address
- *
- * Revision 1.1.1.1 1999/08/19 00:55:40 jtg
- * Imported sources
- *
- * Revision 3.3 1999/02/14 03:39:09 brianp
- * new copyright
- *
- * Revision 3.2 1998/06/18 03:44:00 brianp
- * replaced "uint" with "unsigned int"
- *
- * Revision 3.1 1998/06/01 00:00:17 brianp
- * added GLX_SGI_video_sync extension
- *
- * Revision 3.0 1998/02/20 05:06:01 brianp
- * initial rev
- *
- */
-
-
#ifndef GLX_H
#define GLX_H
-/*
- * A pseudo-GLX implementation to allow GLX-based OpenGL programs to
- * work with Mesa.
- *
- * Notes:
- * 1. If the visual passed to glXGetConfig was not one returned by
- * glXChooseVisual then the GLX_RGBA and GLX_DOUBLEBUFFER queries
- * will always return True and the GLX_DEPTH_SIZE query will always
- * return non-zero.
- * 2. The glXIsDirect() function always returns True.
- */
-
-
-
+#ifdef __VMS
+#include <GL/vms_x_fix.h>
+# ifdef __cplusplus
+/* VMS Xlib.h gives problems with C++.
+ * this avoids a bunch of trivial warnings */
+#pragma message disable nosimpint
+#endif
+#endif
#include <X11/Xlib.h>
#include <X11/Xutil.h>
-#include "GL/gl.h"
-#ifdef MESA
-#include "GL/xmesa.h"
+#ifdef __VMS
+# ifdef __cplusplus
+#pragma message enable nosimpint
+#endif
#endif
+#include <GL/gl.h>
#if defined(USE_MGL_NAMESPACE)
#define GLX_VERSION_1_1 1
+#define GLX_VERSION_1_2 1
+#define GLX_VERSION_1_3 1
+#define GLX_VERSION_1_4 1
+
+#define GLX_EXTENSION_NAME "GLX"
+
/*
* Tokens for glXChooseVisual and glXGetConfig:
*/
-enum _GLX_CONFIGS {
- GLX_USE_GL = 1,
- GLX_BUFFER_SIZE = 2,
- GLX_LEVEL = 3,
- GLX_RGBA = 4,
- GLX_DOUBLEBUFFER = 5,
- GLX_STEREO = 6,
- GLX_AUX_BUFFERS = 7,
- GLX_RED_SIZE = 8,
- GLX_GREEN_SIZE = 9,
- GLX_BLUE_SIZE = 10,
- GLX_ALPHA_SIZE = 11,
- GLX_DEPTH_SIZE = 12,
- GLX_STENCIL_SIZE = 13,
- GLX_ACCUM_RED_SIZE = 14,
- GLX_ACCUM_GREEN_SIZE = 15,
- GLX_ACCUM_BLUE_SIZE = 16,
- GLX_ACCUM_ALPHA_SIZE = 17,
-
- /* GLX_EXT_visual_info extension */
- GLX_X_VISUAL_TYPE_EXT = 0x22,
- GLX_TRANSPARENT_TYPE_EXT = 0x23,
- GLX_TRANSPARENT_INDEX_VALUE_EXT = 0x24,
- GLX_TRANSPARENT_RED_VALUE_EXT = 0x25,
- GLX_TRANSPARENT_GREEN_VALUE_EXT = 0x26,
- GLX_TRANSPARENT_BLUE_VALUE_EXT = 0x27,
- GLX_TRANSPARENT_ALPHA_VALUE_EXT = 0x28
-};
+#define GLX_USE_GL 1
+#define GLX_BUFFER_SIZE 2
+#define GLX_LEVEL 3
+#define GLX_RGBA 4
+#define GLX_DOUBLEBUFFER 5
+#define GLX_STEREO 6
+#define GLX_AUX_BUFFERS 7
+#define GLX_RED_SIZE 8
+#define GLX_GREEN_SIZE 9
+#define GLX_BLUE_SIZE 10
+#define GLX_ALPHA_SIZE 11
+#define GLX_DEPTH_SIZE 12
+#define GLX_STENCIL_SIZE 13
+#define GLX_ACCUM_RED_SIZE 14
+#define GLX_ACCUM_GREEN_SIZE 15
+#define GLX_ACCUM_BLUE_SIZE 16
+#define GLX_ACCUM_ALPHA_SIZE 17
/*
/*
- * GLX_visual_info extension
+ * GLX 1.3 and later:
*/
-#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_NONE_EXT 0x8000
-#define GLX_TRANSPARENT_RGB_EXT 0x8008
-#define GLX_TRANSPARENT_INDEX_EXT 0x8009
+#define GLX_CONFIG_CAVEAT 0x20
+#define GLX_DONT_CARE 0xFFFFFFFF
+#define GLX_X_VISUAL_TYPE 0x22
+#define GLX_TRANSPARENT_TYPE 0x23
+#define GLX_TRANSPARENT_INDEX_VALUE 0x24
+#define GLX_TRANSPARENT_RED_VALUE 0x25
+#define GLX_TRANSPARENT_GREEN_VALUE 0x26
+#define GLX_TRANSPARENT_BLUE_VALUE 0x27
+#define GLX_TRANSPARENT_ALPHA_VALUE 0x28
+#define GLX_WINDOW_BIT 0x00000001
+#define GLX_PIXMAP_BIT 0x00000002
+#define GLX_PBUFFER_BIT 0x00000004
+#define GLX_AUX_BUFFERS_BIT 0x00000010
+#define GLX_FRONT_LEFT_BUFFER_BIT 0x00000001
+#define GLX_FRONT_RIGHT_BUFFER_BIT 0x00000002
+#define GLX_BACK_LEFT_BUFFER_BIT 0x00000004
+#define GLX_BACK_RIGHT_BUFFER_BIT 0x00000008
+#define GLX_DEPTH_BUFFER_BIT 0x00000020
+#define GLX_STENCIL_BUFFER_BIT 0x00000040
+#define GLX_ACCUM_BUFFER_BIT 0x00000080
+#define GLX_NONE 0x8000
+#define GLX_SLOW_CONFIG 0x8001
+#define GLX_TRUE_COLOR 0x8002
+#define GLX_DIRECT_COLOR 0x8003
+#define GLX_PSEUDO_COLOR 0x8004
+#define GLX_STATIC_COLOR 0x8005
+#define GLX_GRAY_SCALE 0x8006
+#define GLX_STATIC_GRAY 0x8007
+#define GLX_TRANSPARENT_RGB 0x8008
+#define GLX_TRANSPARENT_INDEX 0x8009
+#define GLX_VISUAL_ID 0x800B
+#define GLX_SCREEN 0x800C
+#define GLX_NON_CONFORMANT_CONFIG 0x800D
+#define GLX_DRAWABLE_TYPE 0x8010
+#define GLX_RENDER_TYPE 0x8011
+#define GLX_X_RENDERABLE 0x8012
+#define GLX_FBCONFIG_ID 0x8013
+#define GLX_RGBA_TYPE 0x8014
+#define GLX_COLOR_INDEX_TYPE 0x8015
+#define GLX_MAX_PBUFFER_WIDTH 0x8016
+#define GLX_MAX_PBUFFER_HEIGHT 0x8017
+#define GLX_MAX_PBUFFER_PIXELS 0x8018
+#define GLX_PRESERVED_CONTENTS 0x801B
+#define GLX_LARGEST_PBUFFER 0x801C
+#define GLX_WIDTH 0x801D
+#define GLX_HEIGHT 0x801E
+#define GLX_EVENT_MASK 0x801F
+#define GLX_DAMAGED 0x8020
+#define GLX_SAVED 0x8021
+#define GLX_WINDOW 0x8022
+#define GLX_PBUFFER 0x8023
+#define GLX_PBUFFER_HEIGHT 0x8040
+#define GLX_PBUFFER_WIDTH 0x8041
+#define GLX_RGBA_BIT 0x00000001
+#define GLX_COLOR_INDEX_BIT 0x00000002
+#define GLX_PBUFFER_CLOBBER_MASK 0x08000000
/*
- * Compile-time extension tests
+ * GLX 1.4 and later:
*/
-#define GLX_EXT_visual_info 1
-#define GLX_EXT_get_proc_address 1
-#define GLX_MESA_pixmap_colormap 1
-#define GLX_MESA_release_buffers 1
-#define GLX_MESA_copy_sub_buffer 1
-#define GLX_MESA_set_3dfx_mode 1
-#define GLX_SGI_video_sync 1
-
-
-
-#ifdef MESA
- typedef XMesaContext GLXContext;
- typedef Pixmap GLXPixmap;
- typedef Drawable GLXDrawable;
-#else
- typedef void * GLXContext;
- typedef XID GLXPixmap;
- typedef XID GLXDrawable;
-#endif
+#define GLX_SAMPLE_BUFFERS 0x186a0 /*100000*/
+#define GLX_SAMPLES 0x186a1 /*100001*/
+
+
+
+typedef struct __GLXcontextRec *GLXContext;
+typedef XID GLXPixmap;
+typedef XID GLXDrawable;
+/* GLX 1.3 and later */
+typedef struct __GLXFBConfigRec *GLXFBConfig;
+typedef XID GLXFBConfigID;
typedef XID GLXContextID;
+typedef XID GLXWindow;
+typedef XID GLXPbuffer;
GLXContext ctx);
extern void glXCopyContext( Display *dpy, GLXContext src, GLXContext dst,
- GLuint mask );
+ unsigned long mask );
extern void glXSwapBuffers( Display *dpy, GLXDrawable drawable );
extern const char *glXGetClientString( Display *dpy, int name );
+/* GLX 1.2 and later */
+extern Display *glXGetCurrentDisplay( void );
+
+
+/* GLX 1.3 and later */
+extern GLXFBConfig *glXChooseFBConfig( Display *dpy, int screen,
+ const int *attribList, int *nitems );
+
+extern int glXGetFBConfigAttrib( Display *dpy, GLXFBConfig config,
+ int attribute, int *value );
+
+extern GLXFBConfig *glXGetFBConfigs( Display *dpy, int screen,
+ int *nelements );
+
+extern XVisualInfo *glXGetVisualFromFBConfig( Display *dpy,
+ GLXFBConfig config );
+
+extern GLXWindow glXCreateWindow( Display *dpy, GLXFBConfig config,
+ Window win, const int *attribList );
-/* GLX_EXT_get_proc_address */
-/* WARNING: this extension is not finalized yet! Do not release code
- * which uses this extension yet! It may change!
+extern void glXDestroyWindow( Display *dpy, GLXWindow window );
+
+extern GLXPixmap glXCreatePixmap( Display *dpy, GLXFBConfig config,
+ Pixmap pixmap, const int *attribList );
+
+extern void glXDestroyPixmap( Display *dpy, GLXPixmap pixmap );
+
+extern GLXPbuffer glXCreatePbuffer( Display *dpy, GLXFBConfig config,
+ const int *attribList );
+
+extern void glXDestroyPbuffer( Display *dpy, GLXPbuffer pbuf );
+
+extern void glXQueryDrawable( Display *dpy, GLXDrawable draw, int attribute,
+ unsigned int *value );
+
+extern GLXContext glXCreateNewContext( Display *dpy, GLXFBConfig config,
+ int renderType, GLXContext shareList,
+ Bool direct );
+
+extern Bool glXMakeContextCurrent( Display *dpy, GLXDrawable draw,
+ GLXDrawable read, GLXContext ctx );
+
+extern GLXDrawable glXGetCurrentReadDrawable( void );
+
+extern int glXQueryContext( Display *dpy, GLXContext ctx, int attribute,
+ int *value );
+
+extern void glXSelectEvent( Display *dpy, GLXDrawable drawable,
+ unsigned long mask );
+
+extern void glXGetSelectedEvent( Display *dpy, GLXDrawable drawable,
+ unsigned long *mask );
+
+/* GLX 1.3 function pointer typedefs */
+typedef GLXFBConfig * (* PFNGLXGETFBCONFIGSPROC) (Display *dpy, int screen, int *nelements);
+typedef GLXFBConfig * (* PFNGLXCHOOSEFBCONFIGPROC) (Display *dpy, int screen, const int *attrib_list, int *nelements);
+typedef int (* PFNGLXGETFBCONFIGATTRIBPROC) (Display *dpy, GLXFBConfig config, int attribute, int *value);
+typedef XVisualInfo * (* PFNGLXGETVISUALFROMFBCONFIGPROC) (Display *dpy, GLXFBConfig config);
+typedef GLXWindow (* PFNGLXCREATEWINDOWPROC) (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
+typedef void (* PFNGLXDESTROYWINDOWPROC) (Display *dpy, GLXWindow win);
+typedef GLXPixmap (* PFNGLXCREATEPIXMAPPROC) (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
+typedef void (* PFNGLXDESTROYPIXMAPPROC) (Display *dpy, GLXPixmap pixmap);
+typedef GLXPbuffer (* PFNGLXCREATEPBUFFERPROC) (Display *dpy, GLXFBConfig config, const int *attrib_list);
+typedef void (* PFNGLXDESTROYPBUFFERPROC) (Display *dpy, GLXPbuffer pbuf);
+typedef void (* PFNGLXQUERYDRAWABLEPROC) (Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
+typedef GLXContext (* PFNGLXCREATENEWCONTEXTPROC) (Display *dpy, GLXFBConfig config, int render_type, GLXContext share_list, Bool direct);
+typedef Bool (* PFNGLXMAKECONTEXTCURRENTPROC) (Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
+typedef GLXDrawable (* PFNGLXGETCURRENTREADDRAWABLEPROC) (void);
+typedef Display * (* PFNGLXGETCURRENTDISPLAYPROC) (void);
+typedef int (* PFNGLXQUERYCONTEXTPROC) (Display *dpy, GLXContext ctx, int attribute, int *value);
+typedef void (* PFNGLXSELECTEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long event_mask);
+typedef void (* PFNGLXGETSELECTEDEVENTPROC) (Display *dpy, GLXDrawable draw, unsigned long *event_mask);
+
+
+/*
+ * ARB 2. GLX_ARB_get_proc_address
*/
-extern void (*glXGetProcAddressEXT(const GLubyte *procName))();
+#ifndef GLX_ARB_get_proc_address
+#define GLX_ARB_get_proc_address 1
+
+typedef void (*__GLXextFuncPtr)(void);
+extern __GLXextFuncPtr glXGetProcAddressARB (const GLubyte *);
+
+#endif /* GLX_ARB_get_proc_address */
+
-/* GLX_MESA_pixmap_colormap */
-extern GLXPixmap glXCreateGLXPixmapMESA( Display *dpy, XVisualInfo *visual,
- Pixmap pixmap, Colormap cmap );
+/* GLX 1.4 and later */
+extern void (*glXGetProcAddress(const GLubyte *procname))( void );
+/* GLX 1.4 function pointer typedefs */
+typedef __GLXextFuncPtr (* PFNGLXGETPROCADDRESSPROC) (const GLubyte *procName);
-/* GLX_MESA_release_buffers */
-extern Bool glXReleaseBuffersMESA( Display *dpy, GLXDrawable d );
+#ifndef GLX_GLXEXT_LEGACY
-/* GLX_MESA_copy_sub_buffer */
-extern void glXCopySubBufferMESA( Display *dpy, GLXDrawable drawable,
- int x, int y, int width, int height );
+#include <GL/glxext.h>
+#endif /* GLX_GLXEXT_LEGACY */
-/* GLX_MESA_set_3dfx_mode */
-extern GLboolean glXSet3DfxModeMESA( GLint mode );
+/**
+ ** The following aren't in glxext.h yet.
+ **/
-/* GLX_SGI_video_sync */
-extern int glXGetVideoSyncSGI(unsigned int *count);
-extern int glXWaitVideoSyncSGI(int divisor, int remainder,
- unsigned int *count);
+/*
+ * ???. GLX_NV_vertex_array_range
+ */
+#ifndef GLX_NV_vertex_array_range
+#define GLX_NV_vertex_array_range
+
+extern void *glXAllocateMemoryNV(GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
+extern void glXFreeMemoryNV(GLvoid *pointer);
+typedef void * ( * PFNGLXALLOCATEMEMORYNVPROC) (GLsizei size, GLfloat readfreq, GLfloat writefreq, GLfloat priority);
+typedef void ( * PFNGLXFREEMEMORYNVPROC) (GLvoid *pointer);
+#endif /* GLX_NV_vertex_array_range */
+
+
+/*
+ * ???. GLX_MESA_allocate_memory
+ */
+#ifndef GLX_MESA_allocate_memory
+#define GLX_MESA_allocate_memory 1
+
+extern void *glXAllocateMemoryMESA(Display *dpy, int scrn, size_t size, float readfreq, float writefreq, float priority);
+extern void glXFreeMemoryMESA(Display *dpy, int scrn, void *pointer);
+extern GLuint glXGetMemoryOffsetMESA(Display *dpy, int scrn, const void *pointer);
+typedef void * ( * PFNGLXALLOCATEMEMORYMESAPROC) (Display *dpy, int scrn, size_t size, float readfreq, float writefreq, float priority);
+typedef void ( * PFNGLXFREEMEMORYMESAPROC) (Display *dpy, int scrn, void *pointer);
+typedef GLuint (* PFNGLXGETMEMORYOFFSETMESAPROC) (Display *dpy, int scrn, const void *pointer);
+
+#endif /* GLX_MESA_allocate_memory */
+
+
+/*
+ * ARB ?. GLX_ARB_render_texture
+ * XXX This was never finalized!
+ */
+#ifndef GLX_ARB_render_texture
+#define GLX_ARB_render_texture 1
+
+extern Bool glXBindTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
+extern Bool glXReleaseTexImageARB(Display *dpy, GLXPbuffer pbuffer, int buffer);
+extern Bool glXDrawableAttribARB(Display *dpy, GLXDrawable draw, const int *attribList);
+
+#endif /* GLX_ARB_render_texture */
+
+
+/*
+ * Remove this when glxext.h is updated.
+ */
+#ifndef GLX_NV_float_buffer
+#define GLX_NV_float_buffer 1
+
+#define GLX_FLOAT_COMPONENTS_NV 0x20B0
+
+#endif /* GLX_NV_float_buffer */
+
+
+
+/*
+ * #?. GLX_MESA_swap_frame_usage
+ */
+#ifndef GLX_MESA_swap_frame_usage
+#define GLX_MESA_swap_frame_usage 1
+
+extern int glXGetFrameUsageMESA(Display *dpy, GLXDrawable drawable, float *usage);
+extern int glXBeginFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
+extern int glXEndFrameTrackingMESA(Display *dpy, GLXDrawable drawable);
+extern int glXQueryFrameTrackingMESA(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);
+
+typedef int (*PFNGLXGETFRAMEUSAGEMESAPROC) (Display *dpy, GLXDrawable drawable, float *usage);
+typedef int (*PFNGLXBEGINFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
+typedef int (*PFNGLXENDFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable);
+typedef int (*PFNGLXQUERYFRAMETRACKINGMESAPROC)(Display *dpy, GLXDrawable drawable, int64_t *swapCount, int64_t *missedFrames, float *lastMissedUsage);
+
+#endif /* GLX_MESA_swap_frame_usage */
+
+
+
+/*
+ * #?. GLX_MESA_swap_control
+ */
+#ifndef GLX_MESA_swap_control
+#define GLX_MESA_swap_control 1
+
+extern int glXSwapIntervalMESA(unsigned int interval);
+extern int glXGetSwapIntervalMESA(void);
+
+typedef int (*PFNGLXSWAPINTERVALMESAPROC)(unsigned int interval);
+typedef int (*PFNGLXGETSWAPINTERVALMESAPROC)(void);
+
+#endif /* GLX_MESA_swap_control */
+
+
+
+/*
+ * #?. GLX_EXT_texture_from_pixmap
+ * XXX not finished?
+ */
+#ifndef GLX_EXT_texture_from_pixmap
+#define GLX_EXT_texture_from_pixmap 1
+
+#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
+
+#define GLX_TEXTURE_FORMAT_EXT 0x20D5
+#define GLX_TEXTURE_TARGET_EXT 0x20D6
+#define GLX_MIPMAP_TEXTURE_EXT 0x20D7
+
+#define GLX_TEXTURE_FORMAT_NONE_EXT 0x20D8
+#define GLX_TEXTURE_FORMAT_RGB_EXT 0x20D9
+#define GLX_TEXTURE_FORMAT_RGBA_EXT 0x20DA
+
+#define GLX_TEXTURE_1D_BIT_EXT 0x00000001
+#define GLX_TEXTURE_2D_BIT_EXT 0x00000002
+#define GLX_TEXTURE_RECTANGLE_BIT_EXT 0x00000004
+
+#define GLX_TEXTURE_1D_EXT 0x20DB
+#define GLX_TEXTURE_2D_EXT 0x20DC
+#define GLX_TEXTURE_RECTANGLE_EXT 0x20DD
+
+#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
+
+extern void glXBindTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer, const int *attrib_list);
+extern void glXReleaseTexImageEXT(Display *dpy, GLXDrawable drawable, int buffer);
+
+#endif /* GLX_EXT_texture_from_pixmap */
+
+
+
+
+/*** Should these go here, or in another header? */
+/*
+** GLX Events
+*/
+typedef struct {
+ int event_type; /* GLX_DAMAGED or GLX_SAVED */
+ int draw_type; /* GLX_WINDOW or GLX_PBUFFER */
+ 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; /* XID of Drawable */
+ unsigned int buffer_mask; /* mask indicating which buffers are affected */
+ unsigned int aux_buffer; /* which aux buffer was affected */
+ int x, y;
+ int width, height;
+ int count; /* if nonzero, at least this many more */
+} GLXPbufferClobberEvent;
+
+typedef union __GLXEvent {
+ GLXPbufferClobberEvent glxpbufferclobber;
+ long pad[24];
+} GLXEvent;
#ifdef __cplusplus
}