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/* $OpenBSD: game.c,v 1.3 2003/06/03 03:01:41 millert Exp $ */
/* $NetBSD: game.c,v 1.3 1995/04/22 10:36:56 cgd Exp $ */
/*
* Copyright (c) 1983, 1993
* The Regents of the University of California. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. Neither the name of the University nor the names of its contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*/
#ifndef lint
#if 0
static char sccsid[] = "@(#)game.c 8.2 (Berkeley) 4/28/95";
#else
static char rcsid[] = "$OpenBSD: game.c,v 1.3 2003/06/03 03:01:41 millert Exp $";
#endif
#endif /* not lint */
#include "extern.h"
int
maxturns(ship, af)
struct ship *ship;
char *af;
{
int turns;
turns = ship->specs->ta;
if ((*af = (ship->file->drift > 1 && turns)) != 0) {
turns--;
if (ship->file->FS == 1)
turns = 0;
}
return turns;
}
int
maxmove(ship, dir, fs)
struct ship *ship;
int dir, fs;
{
int riggone = 0, Move, flank = 0;
Move = ship->specs->bs;
if (!ship->specs->rig1)
riggone++;
if (!ship->specs->rig2)
riggone++;
if (!ship->specs->rig3)
riggone++;
if (!ship->specs->rig4)
riggone++;
if ((ship->file->FS || fs) && fs != -1) {
flank = 1;
Move = ship->specs->fs;
}
if (dir == winddir)
Move -= 1 + WET[windspeed][ship->specs->class-1].B;
else if (dir == winddir + 2 || dir == winddir - 2 || dir == winddir - 6 || dir == winddir + 6)
Move -= 1 + WET[windspeed][ship->specs->class-1].C;
else if (dir == winddir + 3 || dir == winddir - 3 || dir == winddir - 5 || dir == winddir + 5)
Move = (flank ? 2 : 1) - WET[windspeed][ship->specs->class-1].D;
else if (dir == winddir + 4 || dir == winddir - 4)
Move = 0;
else
Move -= WET[windspeed][ship->specs->class-1].A;
Move -= riggone;
Move = Move < 0 ? 0 : Move;
return(Move);
}
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