Oh yeah, more DGA removal

--HG--
extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/trunk%401993

src/video/x11/SDL_x11dga.c

-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2006 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"
-
-/* This is currently only used to enable DGA mouse.
-   The new fullscreen code makes it very difficult to handle DGA dynamically.
-   There will be a completely separate DGA driver that is fullscreen-only.
-*/
-
-#include "SDL_video.h"
-#include "../SDL_cursor_c.h"
-#include "SDL_x11dga_c.h"
-
-/* Global for the error handler */
-int dga_event, dga_error = -1;
-
-void
-X11_EnableDGAMouse(_THIS)
-{
-#if SDL_VIDEO_DRIVER_X11_DGAMOUSE
-    int dga_major, dga_minor;
-    int use_dgamouse;
-    const char *env_use_dgamouse;
-
-    /* Check configuration to see if we should use DGA mouse */
-    use_dgamouse = 1;
-    env_use_dgamouse = SDL_getenv("SDL_VIDEO_X11_DGAMOUSE");
-    if (env_use_dgamouse) {
-        use_dgamouse = atoi(env_use_dgamouse);
-    }
-    /* Check for buggy X servers */
-    if (use_dgamouse && BUGGY_XFREE86( ==, 4000)) {
-        use_dgamouse = 0;
-    }
-    /* Only use DGA mouse if the cursor is not showing (in relative mode) */
-    if (use_dgamouse && local_X11 && !(using_dga & DGA_MOUSE) &&
-        SDL_NAME(XF86DGAQueryExtension) (SDL_Display, &dga_event, &dga_error)
-        && SDL_NAME(XF86DGAQueryVersion) (SDL_Display, &dga_major,
-                                          &dga_minor)) {
-        if (SDL_NAME(XF86DGADirectVideo)
-            (SDL_Display, SDL_Screen, XF86DGADirectMouse)) {
-            using_dga |= DGA_MOUSE;
-        }
-    }
-#endif /* SDL_VIDEO_DRIVER_X11_DGAMOUSE */
-}
-
-/* Argh.  Glide resets DGA mouse mode when it makes the context current! */
-void
-X11_CheckDGAMouse(_THIS)
-{
-#if SDL_VIDEO_DRIVER_X11_DGAMOUSE
-    int flags;
-
-    if (using_dga & DGA_MOUSE) {
-        SDL_NAME(XF86DGAQueryDirectVideo) (SDL_Display, SDL_Screen, &flags);
-        if (!(flags & XF86DGADirectMouse)) {
-            SDL_NAME(XF86DGADirectVideo) (SDL_Display, SDL_Screen,
-                                          XF86DGADirectMouse);
-        }
-    }
-#endif
-}
-
-void
-X11_DisableDGAMouse(_THIS)
-{
-#if SDL_VIDEO_DRIVER_X11_DGAMOUSE
-    if (using_dga & DGA_MOUSE) {
-        SDL_NAME(XF86DGADirectVideo) (SDL_Display, SDL_Screen, 0);
-        using_dga &= ~DGA_MOUSE;
-    }
-#endif /* SDL_VIDEO_DRIVER_X11_DGAMOUSE */
-}
-
-/* vi: set ts=4 sw=4 expandtab: */

src/video/x11/SDL_x11dga_c.h

-/*
-    SDL - Simple DirectMedia Layer
-    Copyright (C) 1997-2006 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"
-
-#include "SDL_x11video.h"
-
-/* Different DGA access states */
-#define DGA_GRAPHICS	0x01
-#define DGA_KEYBOARD	0x02
-#define DGA_MOUSE	0x04
-
-extern void X11_EnableDGAMouse(_THIS);
-extern void X11_CheckDGAMouse(_THIS);
-extern void X11_DisableDGAMouse(_THIS);
-/* vi: set ts=4 sw=4 expandtab: */