dlls/opengl32/wgl_ext.h

   1 /* Support for window-specific OpenGL extensions.
   2  *
   3  * Copyright (c) 2004 Lionel Ulmer
   4  * Copyright (c) 2005 Raphael Junqueira
   5  *
   6  * This library is free software; you can redistribute it and/or
   7  * modify it under the terms of the GNU Lesser General Public
   8  * License as published by the Free Software Foundation; either
   9  * version 2.1 of the License, or (at your option) any later version.
  10  *
  11  * This library is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14  * Lesser General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU Lesser General Public
  17  * License along with this library; if not, write to the Free Software
  18  * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
  19  */
  20
  21 #ifndef __DLLS_OPENGL32_WGL_EXT_H
  22 #define __DLLS_OPENGL32_WGL_EXT_H
  23
  24 #include "opengl_ext.h"
  25
  26 typedef void* (*glXGetProcAddressARB_t)(const GLubyte *);
  27
  28 /* Used to initialize the WGL extension string at DLL loading */
  29 void wgl_ext_initialize_extensions(Display *display, int screen, glXGetProcAddressARB_t proc, const char* disabled_extensions);
  30 void wgl_ext_finalize_extensions(void);
  31
  32 /* Used to convert between WGL and GLX pixel formats in wglMakeCurrent and some WGL extensions */
  33 BOOL ConvertPixelFormatWGLtoGLX(Display *display, int iPixelFormat, int *fmt_index, int *fmt_count);
  34
  35 typedef struct {
  36     const char *func_name;
  37     void *func_address;
  38     const char *(*func_init)(void *(*p_glXGetProcAddressARB)(const GLubyte *), void *context);
  39     void *context;
  40 } WGL_extension;
  41
  42 extern WGL_extension wgl_extension_registry[];
  43 extern int wgl_extension_registry_size;
  44
  45 #endif /* __DLLS_OPENGL32_WGL_EXT_H */