--- /dev/null
+/* $Id: glxapi.h,v 1.1 1999/11/28 20:07:19 brianp Exp $ */
+
+/*
+ * Mesa 3-D graphics library
+ * Version: 3.3
+ *
+ * Copyright (C) 1999 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"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * BRIAN PAUL BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN
+ * AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+ * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+
+#ifndef _glxapi_h_
+#define _glxapi_h_
+
+
+#include "GL/glx.h"
+
+
+#define _GLXAPI_VERSION_1_1 1
+#define _GLXAPI_VERSION_1_2 1
+#define _GLXAPI_VERSION_1_3 1
+
+#define _GLXAPI_EXT_import_context 1
+#define _GLXAPI_SGI_video_sync 1
+#define _GLXAPI_MESA_copy_sub_buffer 1
+#define _GLXAPI_MESA_release_buffers 1
+#define _GLXAPI_MESA_pixmap_colormap 1
+#define _GLXAPI_MESA_set_3dfx_mode 1
+
+
+/*
+ * Almost all the GLX API functions get routed through this dispatch table.
+ * The exceptions are the glXGetCurrentXXX() functions.
+ *
+ * This dispatch table allows multiple GLX client-side modules to coexist.
+ * Specifically, a real GLX library (like SGI's or the Utah GLX) and Mesa's
+ * pseudo-GLX can be present at the same time. The former being used on
+ * GLX-enabled X servers and the later on non-GLX X servers.
+ */
+struct _glxapi_table {
+ /* GLX 1.0 functions */
+ XVisualInfo *(*ChooseVisual)(Display *dpy, int screen, int *list);
+ void (*CopyContext)(Display *dpy, GLXContext src, GLXContext dst, GLuint mask);
+ GLXContext (*CreateContext)(Display *dpy, XVisualInfo *visinfo, GLXContext shareList, Bool direct);
+ GLXPixmap (*CreateGLXPixmap)(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap);
+ void (*DestroyContext)(Display *dpy, GLXContext ctx);
+ void (*DestroyGLXPixmap)(Display *dpy, GLXPixmap pixmap);
+ int (*GetConfig)(Display *dpy, XVisualInfo *visinfo, int attrib, int *value);
+ /*GLXContext (*GetCurrentContext)(void);*/
+ /*GLXDrawable (*GetCurrentDrawable)(void);*/
+ Bool (*IsDirect)(Display *dpy, GLXContext ctx);
+ Bool (*MakeCurrent)(Display *dpy, GLXDrawable drawable, GLXContext ctx);
+ Bool (*QueryExtension)(Display *dpy, int *errorb, int *event);
+ Bool (*QueryVersion)(Display *dpy, int *maj, int *min);
+ void (*SwapBuffers)(Display *dpy, GLXDrawable drawable);
+ void (*UseXFont)(Font font, int first, int count, int listBase);
+ void (*WaitGL)(void);
+ void (*WaitX)(void);
+
+#ifdef _GLXAPI_VERSION_1_1
+ const char *(*GetClientString)(Display *dpy, int name);
+ const char *(*QueryExtensionsString)(Display *dpy, int screen);
+ const char *(*QueryServerString)(Display *dpy, int screen, int name);
+#endif
+
+#ifdef _GLXAPI_VERSION_1_2
+ /*Display *(*GetCurrentDisplay)(void);*/
+#endif
+
+#ifdef _GLXAPI_VERSION_1_3
+ GLXFBConfig (*ChooseFBConfig)(Display *dpy, int screen, const int *attribList, int *nitems);
+ GLXContext (*CreateNewContext)(Display *dpy, GLXFBConfig config, int renderType, GLXContext shareList, Bool direct);
+ GLXPbuffer (*CreatePbuffer)(Display *dpy, GLXFBConfig config, const int *attribList);
+ GLXPixmap (*CreatePixmap)(Display *dpy, GLXFBConfig config, Pixmap pixmap, const int *attribList);
+ GLXWindow (*CreateWindow)(Display *dpy, GLXFBConfig config, Window win, const int *attribList);
+ void (*DestroyPbuffer)(Display *dpy, GLXPbuffer pbuf);
+ void (*DestroyPixmap)(Display *dpy, GLXPixmap pixmap);
+ void (*DestroyWindow)(Display *dpy, GLXWindow window);
+ /*GLXDrawable (*GetCurrentReadDrawable)(void);*/
+ int (*GetFBConfigAttrib)(Display *dpy, GLXFBConfig config, int attribute, int *value);
+ void (*GetSelectedEvent)(Display *dpy, GLXDrawable drawable, unsigned long *mask);
+ XVisualInfo *(*GetVisualFromFBConfig)(Display *dpy, GLXFBConfig config);
+ Bool (*MakeContextCurrent)(Display *dpy, GLXDrawable draw, GLXDrawable read, GLXContext ctx);
+ int (*QueryContext)(Display *dpy, GLXContext ctx, int attribute, int *value);
+ void (*QueryDrawable)(Display *dpy, GLXDrawable draw, int attribute, unsigned int *value);
+ void (*SelectEvent)(Display *dpy, GLXDrawable drawable, unsigned long mask);
+#endif
+
+#ifdef _GLXAPI_EXT_import_context
+ void (*FreeContextEXT)(Display *dpy, GLXContext context);
+ GLXContextID (*GetContextIDEXT)(const GLXContext context);
+ Display *(*GetCurrentDisplayEXT)(void);
+ GLXContext (*ImportContextEXT)(Display *dpy, GLXContextID contextID);
+ int (*QueryContextInfoEXT)(Display *dpy, GLXContext context, int attribute,int *value);
+#endif
+
+#ifdef _GLXAPI_SGI_video_sync
+ int (*GetVideoSyncSGI)(unsigned int *count);
+ int (*WaitVideoSyncSGI)(int divisor, int remainder, unsigned int *count);
+#endif
+
+ /*
+ * XXX thesa Mesa-specific functions might not belong here
+ */
+
+#ifdef _GLXAPI_MESA_copy_sub_buffer
+ void (*CopySubBufferMESA)(Display *dpy, GLXDrawable drawable, int x, int y, int width, int height);
+#endif
+
+#ifdef _GLXAPI_MESA_release_buffers
+ Bool (*ReleaseBuffersMESA)(Display *dpy, Window w);
+#endif
+
+#ifdef _GLXAPI_MESA_pixmap_colormap
+ GLXPixmap (*CreateGLXPixmapMESA)(Display *dpy, XVisualInfo *visinfo, Pixmap pixmap, Colormap cmap);
+#endif
+
+#ifdef _GLXAPI_MESA_set_3dfx_mode
+ GLboolean (*Set3DfxModeMESA)(GLint mode);
+#endif
+
+};
+
+
+
+extern const char *
+_glxapi_get_version(void);
+
+
+extern const char **
+_glxapi_get_extensions(void);
+
+
+extern GLuint
+_glxapi_get_dispatch_table_size(void);
+
+
+extern void
+_glxapi_set_no_op_table(struct _glxapi_table *t);
+
+
+extern const GLvoid *
+_glxapi_get_proc_address(const char *funcName);
+
+
+#endif