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#ifndef __GLX_glx_h__
#define __GLX_glx_h__
/* $XFree86: xc/include/GL/glx.h,v 1.10 2002/10/30 08:52:36 alanh Exp $ */
/*
** 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) 1991-2000 Silicon Graphics, Inc.
** Copyright in any portions created by third parties is as indicated
** elsewhere herein. All Rights Reserved.
**
** Additional Notice Provisions: The application programming interfaces
** established by SGI in conjunction with the Original Code are The
** OpenGL(R) Graphics System: A Specification (Version 1.2.1), released
** April 1, 1999; The OpenGL(R) Graphics System Utility Library (Version
** 1.3), released November 4, 1998; and OpenGL(R) Graphics with the X
** Window System(R) (Version 1.3), released October 19, 1998. 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.
*/
#include <X11/Xlib.h>
#include <X11/Xutil.h>
#include <GL/gl.h>
#include <GL/glxtokens.h>
#ifdef __cplusplus
extern "C" {
#endif
/*
** GLX resources.
*/
typedef XID GLXContextID;
typedef XID GLXPixmap;
typedef XID GLXDrawable;
typedef XID GLXPbuffer;
typedef XID GLXWindow;
typedef XID GLXFBConfigID;
/*
** GLXContext is a pointer to opaque data.
*/
typedef struct __GLXcontextRec *GLXContext;
/*
** GLXFBConfig is a pointer to opaque data.
*/
typedef struct __GLXFBConfigRec *GLXFBConfig;
/************************************************************************/
extern XVisualInfo* glXChooseVisual (Display *dpy, int screen, int *attribList);
extern void glXCopyContext (Display *dpy, GLXContext src, GLXContext dst, unsigned long mask);
extern GLXContext glXCreateContext (Display *dpy, XVisualInfo *vis, GLXContext shareList, Bool direct);
extern GLXPixmap glXCreateGLXPixmap (Display *dpy, XVisualInfo *vis, Pixmap pixmap);
extern void glXDestroyContext (Display *dpy, GLXContext ctx);
extern void glXDestroyGLXPixmap (Display *dpy, GLXPixmap pix);
extern int glXGetConfig (Display *dpy, XVisualInfo *vis, int attrib, int *value);
extern GLXContext glXGetCurrentContext (void);
extern GLXDrawable glXGetCurrentDrawable (void);
extern Bool glXIsDirect (Display *dpy, GLXContext ctx);
extern Bool glXMakeCurrent (Display *dpy, GLXDrawable drawable, GLXContext ctx);
extern Bool glXQueryExtension (Display *dpy, int *errorBase, int *eventBase);
extern Bool glXQueryVersion (Display *dpy, int *major, int *minor);
extern void glXSwapBuffers (Display *dpy, GLXDrawable drawable);
extern void glXUseXFont (Font font, int first, int count, int listBase);
extern void glXWaitGL (void);
extern void glXWaitX (void);
extern const char * glXGetClientString (Display *dpy, int name );
extern const char * glXQueryServerString (Display *dpy, int screen, int name );
extern const char * glXQueryExtensionsString (Display *dpy, int screen );
/* New for GLX 1.3 */
extern GLXFBConfig * glXGetFBConfigs (Display *dpy, int screen, int *nelements);
extern GLXFBConfig * glXChooseFBConfig (Display *dpy, int screen, const int *attrib_list, int *nelements);
extern int glXGetFBConfigAttrib (Display *dpy, GLXFBConfig config, int attribute, int *value);
extern XVisualInfo * glXGetVisualFromFBConfig (Display *dpy, GLXFBConfig config);
extern GLXWindow glXCreateWindow (Display *dpy, GLXFBConfig config, Window win, const int *attrib_list);
extern void glXDestroyWindow (Display *dpy, GLXWindow win);
extern GLXPixmap glXCreatePixmap (Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attrib_list);
extern void glXDestroyPixmap (Display *dpy, GLXPixmap pixmap);
extern GLXPbuffer glXCreatePbuffer (Display *dpy, GLXFBConfig config, const int *attrib_list);
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 render_type, GLXContext share_list, Bool direct);
extern Bool glXMakeContextCurrent (Display *display, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
extern GLXDrawable glXGetCurrentReadDrawable (void);
extern Display * glXGetCurrentDisplay (void);
extern int glXQueryContext (Display *dpy, GLXContext ctx, int attribute, int *value);
extern void glXSelectEvent (Display *dpy, GLXDrawable draw, unsigned long event_mask);
extern void glXGetSelectedEvent (Display *dpy, GLXDrawable draw, unsigned long *event_mask);
/* GLX 1.4 and later */
extern void (*glXGetProcAddress(const GLubyte *procname))(void);
#ifndef GLX_GLXEXT_LEGACY
#include <GL/glxext.h>
#else
/* GLX extensions */
#define GLX_EXT_import_context 1
#define GLX_EXT_visual_info 1
#define GLX_EXT_visual_rating 1
#define GLX_ARB_get_proc_address 1
extern GLXContextID glXGetContextIDEXT (const GLXContext ctx);
extern GLXContext glXImportContextEXT (Display *dpy, GLXContextID contextID);
extern void glXFreeContextEXT (Display *dpy, GLXContext ctx);
extern int glXQueryContextInfoEXT (Display *dpy, GLXContext ctx, int attribute, int *value);
extern Display * glXGetCurrentDisplayEXT (void);
extern void (*glXGetProcAddressARB(const GLubyte *procName))( void );
#endif /* GLX_GLXEXT_LEGACY */
/**
** The following aren't in glxext.h yet.
**/
/*
* ???. 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_agp_offset
*/
#ifndef GLX_MESA_agp_offset
#define GLX_MESA_agp_offset 1
extern GLuint glXGetAGPOffsetMESA(const GLvoid *pointer);
typedef GLuint (* PFNGLXGETAGPOFFSETMESAPROC) (const GLvoid *pointer);
#endif /* GLX_MESA_agp_offset */
/*** 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
}
#endif
#endif /* !__GLX_glx_h__ */
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