Disable TurboVeille screensaver if present
--HG-- branch : SDL-1.2 extra : convert_revision : svn%3Ac70aab31-4412-0410-b14c-859654838e24/branches/SDL-1.2%402250
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3 changed files with 133 additions and 0 deletions
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@ -49,6 +49,7 @@
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#include "SDL_xbios_blowup.h"
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#include "SDL_xbios_centscreen.h"
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#include "SDL_xbios_sb3.h"
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#include "SDL_xbios_tveille.h"
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#define XBIOS_VID_DRIVER_NAME "xbios"
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@ -464,6 +465,11 @@ static int XBIOS_VideoInit(_THIS, SDL_PixelFormat *vformat)
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SDL_AtariGL_InitPointers(this);
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#endif
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/* Disable screensavers */
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if (SDL_XBIOS_TveillePresent(this)) {
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SDL_XBIOS_TveilleDisable(this);
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}
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/* We're done! */
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return(0);
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}
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@ -928,6 +934,11 @@ static void XBIOS_VideoQuit(_THIS)
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}
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this->screen->pixels = NULL;
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/* Restore screensavers */
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if (SDL_XBIOS_TveillePresent(this)) {
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SDL_XBIOS_TveilleRestore(this);
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}
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}
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#if SDL_VIDEO_OPENGL
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52
src/video/xbios/SDL_xbios_tveille.c
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52
src/video/xbios/SDL_xbios_tveille.c
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@ -0,0 +1,52 @@
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2004 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 Library General Public
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License as published by the Free Software Foundation; either
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version 2 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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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/*
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Turbo veille screensaver
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Patrice Mandin
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*/
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#include <mint/cookie.h>
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#include "SDL_xbios.h"
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#include "SDL_xbios_tveille.h"
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static tveille_t *cookie_veil;
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static int status;
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int SDL_XBIOS_TveillePresent(_THIS)
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{
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return (Getcookie(C_VeiL, (unsigned long *)&cookie_veil) == C_FOUND);
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}
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void SDL_XBIOS_TveilleDisable(_THIS)
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{
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status = cookie_veil->enabled;
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cookie_veil->enabled = 0xff;
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}
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void SDL_XBIOS_TveilleRestore(_THIS)
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{
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cookie_veil->enabled = status;
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}
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70
src/video/xbios/SDL_xbios_tveille.h
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70
src/video/xbios/SDL_xbios_tveille.h
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@ -0,0 +1,70 @@
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/*
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SDL - Simple DirectMedia Layer
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Copyright (C) 1997-2004 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 Library General Public
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License as published by the Free Software Foundation; either
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version 2 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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Library General Public License for more details.
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You should have received a copy of the GNU Library General Public
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License along with this library; if not, write to the Free
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 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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/*
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Turbo veille screensaver
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Patrice Mandin
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*/
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#ifndef _SDL_xbios_tveille_h
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#define _SDL_xbios_tveille_h
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#include "SDL_xbios.h"
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/*--- Defines ---*/
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#ifndef C_VeiL
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#define C_VeiL 0x5665694CL
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#endif
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/*--- Structures ---*/
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typedef struct {
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unsigned long version;
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void (*prg_ptr)();
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void (*kbd_ptr)();
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void (*vbl_ptr)();
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unsigned long vbl_count;
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void (*oldkbd_ptr)();
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unsigned long off_count;
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unsigned long prg_size;
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unsigned long dummy1[4];
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unsigned char dummy2;
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unsigned char status;
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unsigned short freq;
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unsigned short dummy3;
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unsigned char clear_first;
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unsigned char enabled; /* 0=enabled, 0xff=disabled */
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unsigned char serial_redir;
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unsigned char dummy4;
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void (*oldserial_ptr)();
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} __attribute__((packed)) tveille_t;
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/*--- Functions prototypes ---*/
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int SDL_XBIOS_TveillePresent(_THIS);
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void SDL_XBIOS_TveilleDisable(_THIS);
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void SDL_XBIOS_TveilleEnable(_THIS);
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#endif /* _SDL_xbios_tveille_h */
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