/* * Copyright (c) 1983 Regents of the University of California. * All rights reserved. * * Redistribution and use in source and binary forms are permitted * provided that the above copyright notice and this paragraph are * duplicated in all such forms and that any documentation, * advertising materials, and other materials related to such * distribution and use acknowledge that the software was developed * by the University of California, Berkeley. The name of the * University may not be used to endorse or promote products derived * from this software without specific prior written permission. * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED * WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR A PARTICULAR PURPOSE. */ #ifndef lint static char sccsid[] = "@(#)game.c 5.3 (Berkeley) 6/18/88"; #endif /* not lint */ #include "externs.h" maxturns(ship, af) register struct ship *ship; char *af; { register int turns; turns = ship->specs->ta; if (*af = (ship->file->drift > 1 && turns)) { turns--; if (ship->file->FS == 1) turns = 0; } return turns; } maxmove(ship, dir, fs) register struct ship *ship; int dir, fs; { register 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); }