src/video/x11/SDL_x11opengl.h
author Sam Lantinga <slouken@libsdl.org>
Fri, 28 Jul 2006 08:43:17 +0000
changeset 1952 420716272158
child 1953 214880ed48c3
permissions -rw-r--r--
Implemented X11 OpenGL support. Added support for the SDL_VIDEO_OPENGL environment variable.
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/*
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    SDL - Simple DirectMedia Layer
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    Copyright (C) 1997-2006 Sam Lantinga
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    This library is free software; you can redistribute it and/or
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    modify it under the terms of the GNU Lesser General Public
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    License as published by the Free Software Foundation; either
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    version 2.1 of the License, or (at your option) any later version.
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    This library is distributed in the hope that it will be useful,
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    but WITHOUT ANY WARRANTY; without even the implied warranty of
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    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
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    Lesser General Public License for more details.
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    You should have received a copy of the GNU Lesser General Public
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    License along with this library; if not, write to the Free Software
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    Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
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    Sam Lantinga
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    slouken@libsdl.org
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*/
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#include "SDL_config.h"
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#ifndef _SDL_x11opengl_h
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#define _SDL_x11opengl_h
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#if SDL_VIDEO_OPENGL_GLX
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#include "SDL_opengl.h"
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#include <GL/glx.h>
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struct SDL_GLDriverData
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{
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    int initialized;
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    SDL_bool HAS_GLX_EXT_visual_rating;
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    void *(*glXGetProcAddress) (const GLubyte * procName);
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    XVisualInfo *(*glXChooseVisual)
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      (Display * dpy, int screen, int *attribList);
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      GLXContext(*glXCreateContext)
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      (Display * dpy, XVisualInfo * vis, GLXContext shareList, Bool direct);
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    void (*glXDestroyContext)
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      (Display * dpy, GLXContext ctx);
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      Bool(*glXMakeCurrent)
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      (Display * dpy, GLXDrawable drawable, GLXContext ctx);
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    void (*glXSwapBuffers)
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      (Display * dpy, GLXDrawable drawable);
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    int (*glXGetConfig)
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      (Display * dpy, XVisualInfo * visual_info, int attrib, int *value);
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    int (*glXSwapIntervalSGI) (int interval);
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      GLint(*glXSwapIntervalMESA) (unsigned interval);
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      GLint(*glXGetSwapIntervalMESA) (void);
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};
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/* OpenGL functions */
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extern int X11_GL_LoadLibrary(_THIS, const char *path);
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extern void *X11_GL_GetProcAddress(_THIS, const char *proc);
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extern int X11_GL_Initialize(_THIS);
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extern void X11_GL_Shutdown(_THIS);
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extern XVisualInfo *X11_GL_GetVisual(_THIS, Display * display, int screen);
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extern SDL_GLContext X11_GL_CreateContext(_THIS, SDL_Window * window);
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extern int X11_GL_MakeCurrent(_THIS, SDL_Window * window,
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                              SDL_GLContext context);
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extern int X11_GL_SetSwapInterval(_THIS, int interval);
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extern int X11_GL_GetSwapInterval(_THIS);
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extern void X11_GL_SwapWindow(_THIS, SDL_Window * window);
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extern void X11_GL_DeleteContext(_THIS, SDL_GLContext context);
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#endif /* SDL_VIDEO_OPENGL_GLX */
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#endif /* _SDL_x11opengl_h */
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