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view src/video/x11/SDL_x11opengl.h @ 4525:3abf0b9cafad

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pelya 2010-07-12 03:53:48 PDT In function GLES_RenderCopy() in SDL_renderer_gles.c:819 there is one memcpy() that can be avoided if we're updating whole texture. Because of that the SDL 1.3 in compatibility mode is working even slower than software rendering in SDL 1.2.
author Sam Lantinga <slouken@libsdl.org>
date Wed, 14 Jul 2010 07:31:35 -0700
parents f7b03b6838cb
children b530ef003506
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2010 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Lesser General Public
    License as published by the Free Software Foundation; either
    version 2.1 of the License, or (at your option) any later version.

    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
    Lesser General Public License for more details.

    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

    Sam Lantinga
    slouken@libsdl.org
*/
#include "SDL_config.h"

#ifndef _SDL_x11opengl_h
#define _SDL_x11opengl_h

#if SDL_VIDEO_OPENGL_GLX
#include "SDL_opengl.h"
#include <GL/glx.h>

struct SDL_GLDriverData
{
    SDL_bool HAS_GLX_EXT_visual_rating;

    void *(*glXGetProcAddress) (const GLubyte * procName);

    XVisualInfo *(*glXChooseVisual)
      (Display * dpy, int screen, int *attribList);

      GLXContext(*glXCreateContext)
      (Display * dpy, XVisualInfo * vis, GLXContext shareList, Bool direct);

    void (*glXDestroyContext)
      (Display * dpy, GLXContext ctx);

      Bool(*glXMakeCurrent)
      (Display * dpy, GLXDrawable drawable, GLXContext ctx);

    void (*glXSwapBuffers)
      (Display * dpy, GLXDrawable drawable);

    int (*glXSwapIntervalSGI) (int interval);
      GLint(*glXSwapIntervalMESA) (unsigned interval);
      GLint(*glXGetSwapIntervalMESA) (void);
};

/* OpenGL functions */
extern int X11_GL_LoadLibrary(_THIS, const char *path);
extern void *X11_GL_GetProcAddress(_THIS, const char *proc);
extern void X11_GL_UnloadLibrary(_THIS);
extern XVisualInfo *X11_GL_GetVisual(_THIS, Display * display, int screen);
extern SDL_GLContext X11_GL_CreateContext(_THIS, SDL_Window * window);
extern int X11_GL_MakeCurrent(_THIS, SDL_Window * window,
                              SDL_GLContext context);
extern int X11_GL_SetSwapInterval(_THIS, int interval);
extern int X11_GL_GetSwapInterval(_THIS);
extern void X11_GL_SwapWindow(_THIS, SDL_Window * window);
extern void X11_GL_DeleteContext(_THIS, SDL_GLContext context);

#endif /* SDL_VIDEO_OPENGL_GLX */

#endif /* _SDL_x11opengl_h */

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