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SDL_x11gl_c.h
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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,
but WITHOUT ANY WARRANTY; without even the implied warranty of
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
License along with this library; if not, write to the Free Software
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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#if SDL_VIDEO_OPENGL_GLX
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#include <GL/glx.h>
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#include "SDL_loadso.h"
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#include "../SDL_sysvideo.h"
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struct SDL_PrivateGLData
{
int gl_active; /* to stop switching drivers while we have a valid context */
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#if SDL_VIDEO_OPENGL_GLX
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GLXContext glx_context; /* Current GL context */
XVisualInfo *glx_visualinfo; /* XVisualInfo* returned by glXChooseVisual */
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void *(*glXGetProcAddress) (const GLubyte * procName);
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XVisualInfo *(*glXChooseVisual)
(Display * dpy, int screen, int *attribList);
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GLXContext (*glXCreateContext)
(Display * dpy, XVisualInfo * vis, GLXContext shareList, Bool direct);
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void (*glXDestroyContext) (Display * dpy, GLXContext ctx);
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Bool (*glXMakeCurrent)
(Display * dpy, GLXDrawable drawable, GLXContext ctx);
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void (*glXSwapBuffers) (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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const char *(*glXQueryExtensionsString) (Display * dpy, int screen);
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int (*glXSwapIntervalSGI) (int interval);
GLint (*glXSwapIntervalMESA) (unsigned interval);
GLint (*glXGetSwapIntervalMESA) (void);
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#endif /* SDL_VIDEO_OPENGL_GLX */
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};
/* Old variable names */
#define gl_active (this->gl_data->gl_active)
#define glx_context (this->gl_data->glx_context)
#define glx_visualinfo (this->gl_data->glx_visualinfo)
/* OpenGL functions */
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extern XVisualInfo *X11_GL_GetVisual (_THIS);
extern int X11_GL_CreateWindow (_THIS, int w, int h);
extern int X11_GL_CreateContext (_THIS);
extern void X11_GL_Shutdown (_THIS);
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#if SDL_VIDEO_OPENGL_GLX
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extern int X11_GL_MakeCurrent (_THIS);
extern int X11_GL_GetAttribute (_THIS, SDL_GLattr attrib, int *value);
extern void X11_GL_SwapBuffers (_THIS);
extern int X11_GL_LoadLibrary (_THIS, const char *path);
extern void *X11_GL_GetProcAddress (_THIS, const char *proc);
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#endif
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extern void X11_GL_UnloadLibrary (_THIS);
/* vi: set ts=4 sw=4 expandtab: */