symbian-qemu-0.9.1-12/libsdl-trunk/src/video/xbios/SDL_xbios_blowup.c
author martin.trojer@nokia.com
Fri, 31 Jul 2009 15:01:17 +0100
changeset 1 2fb8b9db1c86
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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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	Blowup extension definitions
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	Patrice Mandin
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*/
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#include <mint/falcon.h>
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#include "SDL_xbios.h"
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#include "SDL_xbios_blowup.h"
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void SDL_XBIOS_BlowupInit(_THIS, blow_cookie_t *cookie_blow)
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{
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	int i, num_mode, bank;
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	blow_mode_t *blow_mode;
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	/* Add bit 15 for old modes */
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	for (i=0;i<XBIOS_nummodes;i++) {
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		XBIOS_modelist[i].number |= 1<<15;
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	}
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	/* Add Blowup modes for 8 and 16 bpp */
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	for (num_mode=3; num_mode<5; num_mode++) {
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		bank = cookie_blow->num_mode[num_mode];
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		blow_mode = &(cookie_blow->blowup_modes[num_mode+(bank*5)]);
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		/* Check extended mode enabled */
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		if (blow_mode->enabled == 0) {
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			/* Check monitor needed for this mode */
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			if ((blow_mode->monitor == cookie_blow->montype)
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				|| ((blow_mode->monitor == MONITOR_TV)
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					&& (cookie_blow->montype == MONITOR_RGB))
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				|| ((blow_mode->monitor == MONITOR_RGB)
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					&& (cookie_blow->montype == MONITOR_TV)))
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			{
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				/* we can use this extended mode */
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				SDL_XBIOS_AddMode(this,
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					num_mode == 3 ? BPS8 : BPS16,
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					blow_mode->width + 1,
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					blow_mode->height + 1,
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					num_mode == 3 ? 8 : 16,
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					SDL_FALSE
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				);
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			}
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		}
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	}
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}