src/video/x11/SDL_x11opengl.h
author Ryan C. Gordon <icculus@icculus.org>
Mon, 18 Jul 2011 14:34:19 -0700
changeset 5572 32a785da3f49
parent 5535 96594ac5fd1a
child 5630 39e74dab5ebb
permissions -rw-r--r--
Added support for GLX_EXT_swap_control, and cleaned up some other extensions.

This allows the Nvidia Linux drivers to use SDL_GL_SetSwapInterval(0).
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/*
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  Simple DirectMedia Layer
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  Copyright (C) 1997-2011 Sam Lantinga <slouken@libsdl.org>
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  This software is provided 'as-is', without any express or implied
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  warranty.  In no event will the authors be held liable for any damages
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  arising from the use of this software.
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  Permission is granted to anyone to use this software for any purpose,
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  including commercial applications, and to alter it and redistribute it
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  freely, subject to the following restrictions:
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  1. The origin of this software must not be misrepresented; you must not
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     claim that you wrote the original software. If you use this software
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     in a product, an acknowledgment in the product documentation would be
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     appreciated but is not required.
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  2. Altered source versions must be plainly marked as such, and must not be
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     misrepresented as being the original software.
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  3. This notice may not be removed or altered from any source distribution.
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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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    SDL_bool HAS_GLX_EXT_visual_rating;
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    void *(*glXGetProcAddress) (const GLubyte*);
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    XVisualInfo *(*glXChooseVisual) (Display*,int,int*);
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    GLXContext (*glXCreateContext) (Display*,XVisualInfo*,GLXContext,Bool);
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    void (*glXDestroyContext) (Display*, GLXContext);
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    Bool(*glXMakeCurrent) (Display*,GLXDrawable,GLXContext);
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    void (*glXSwapBuffers) (Display*, GLXDrawable);
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    void (*glXQueryDrawable) (Display*,GLXDrawable,int,unsigned int*);
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    void (*glXSwapIntervalEXT) (Display*,GLXDrawable,int);
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    int (*glXSwapIntervalSGI) (int);
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    int (*glXSwapIntervalMESA) (int);
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    int (*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 void X11_GL_UnloadLibrary(_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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/* vi: set ts=4 sw=4 expandtab: */