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/* ScummVM - Graphic Adventure Engine
 *
 * ScummVM is the legal property of its developers, whose names
 * are too numerous to list here. Please refer to the COPYRIGHT
 * file distributed with this source distribution.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU General Public License
 * as published by the Free Software Foundation; either version 2
 * of the License, or (at your option) any later version.

 * This program 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 General Public License for more details.

 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 */

/*
 * This code is based on the original source code of Lord Avalot d'Argent version 1.3.
 * Copyright (c) 1994-1995 Mike, Mark and Thomas Thurman.
 */

/*#include "Crt.h"*/
/*#include "Dos.h"*/

namespace Avalanche {

matrix<1, 7, 1, 3, byte> cols;
byte fv;

void adjust() {
	registers r;
	{
		ax = 0x1012;
		bx = 1;
		cx = 2;
		es = seg(cols);
		dx = ofs(cols);

	}

	intr(0x10, r);
}

int main(int argc, const char *argv[]) {
	pio_initialize(argc, argv);
	textattr = 0;
	clrscr;

	fillchar(cols, sizeof(cols), '\0');
	adjust();

	gotoxy(29, 10);
	textattr = 1;
	output << "Thorsoft of Letchworth";
	gotoxy(36, 12);
	textattr = 2;
	output << "presents";

	for (fv = 1; fv <= 77; fv ++) {
		delay(77);
		if (fv < 64)  fillchar(cols[1], 3, chr(fv));
		if (fv > 14)  fillchar(cols[2], 3, chr(fv - 14));
		adjust();
	}

	delay(100);

	for (fv = 63; fv >= 1; fv --) {
		fillchar(cols, sizeof(cols), chr(fv));
		delay(37);
		adjust();
	}

	return EXIT_SUCCESS;
}

} // End of namespace Avalanche.