view src/video/xbios/SDL_xbios_blowup.c @ 2234:cf8c3b0117b3

Gained 5 FPS in testsprite because Mac OS X memset is highly optimized
author Sam Lantinga <slouken@libsdl.org>
date Sun, 12 Aug 2007 18:27:44 +0000
parents 0e751c1f83f5
children 99210400e8b9
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/*
    SDL - Simple DirectMedia Layer
    Copyright (C) 1997-2004 Sam Lantinga

    This library is free software; you can redistribute it and/or
    modify it under the terms of the GNU Library General Public
    License as published by the Free Software Foundation; either
    version 2 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
    Library General Public License for more details.

    You should have received a copy of the GNU Library General Public
    License along with this library; if not, write to the Free
    Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA

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

/*
	Blowup extension definitions

	Patrice Mandin
*/

#include <mint/falcon.h>

#include "SDL_xbios.h"
#include "SDL_xbios_blowup.h"

void
SDL_XBIOS_BlowupInit(_THIS, blow_cookie_t * cookie_blow)
{
#if 0
    int i, num_mode, bank;
    blow_mode_t *blow_mode;

    /* Add bit 15 for old modes */
    for (i = 0; i < XBIOS_nummodes; i++) {
        XBIOS_modelist[i].number |= 1 << 15;
    }

    /* Add Blowup modes for 8 and 16 bpp */
    for (num_mode = 3; num_mode < 5; num_mode++) {
        bank = cookie_blow->num_mode[num_mode];
        blow_mode = &(cookie_blow->blowup_modes[num_mode + (bank * 5)]);

        /* Check extended mode enabled */
        if (blow_mode->enabled == 0) {
            /* Check monitor needed for this mode */
            if ((blow_mode->monitor == cookie_blow->montype)
                || ((blow_mode->monitor == MONITOR_TV)
                    && (cookie_blow->montype == MONITOR_RGB))
                || ((blow_mode->monitor == MONITOR_RGB)
                    && (cookie_blow->montype == MONITOR_TV))) {
                /* we can use this extended mode */
                SDL_XBIOS_AddMode(_this,
                                  num_mode == 3 ? BPS8 : BPS16,
                                  blow_mode->width + 1,
                                  blow_mode->height + 1,
                                  num_mode == 3 ? 8 : 16, SDL_FALSE);
            }
        }
    }
#endif
}

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