4.3BSD - /usr/src/games/sail/game.c

   1: /*
   2:  * Copyright (c) 1983 Regents of the University of California.
   3:  * All rights reserved.  The Berkeley software License Agreement
   4:  * specifies the terms and conditions for redistribution.
   5:  */
   6: 
   7: #ifndef lint
   8: static char sccsid[] = "@(#)game.c	5.1 (Berkeley) 5/29/85";
   9: #endif not lint
  10: 
  11: #include "externs.h"
  12: 
  13: maxturns(ship, af)
  14: register struct ship *ship;
  15: char *af;
  16: {
  17:     register int turns;
  18: 
  19:     turns = ship->specs->ta;
  20:     if (*af = (ship->file->drift > 1 && turns)) {
  21:         turns--;
  22:         if (ship->file->FS == 1)
  23:             turns = 0;
  24:     }
  25:     return turns;
  26: }
  27: 
  28: maxmove(ship, dir, fs)
  29: register struct ship *ship;
  30: int dir, fs;
  31: {
  32:     register int riggone = 0, Move, flank = 0;
  33: 
  34:     Move = ship->specs->bs;
  35:     if (!ship->specs->rig1)
  36:         riggone++;
  37:     if (!ship->specs->rig2)
  38:         riggone++;
  39:     if (!ship->specs->rig3)
  40:         riggone++;
  41:     if (!ship->specs->rig4)
  42:         riggone++;
  43:     if ((ship->file->FS || fs) && fs != -1) {
  44:         flank = 1;
  45:         Move = ship->specs->fs;
  46:     }
  47:     if (dir == winddir)
  48:         Move -= 1 + WET[windspeed][ship->specs->class-1].B;
  49:     else if (dir == winddir + 2 || dir == winddir - 2 || dir == winddir - 6 || dir == winddir + 6)
  50:         Move -= 1 + WET[windspeed][ship->specs->class-1].C;
  51:     else if (dir == winddir + 3 || dir == winddir - 3 || dir == winddir - 5 || dir == winddir + 5)
  52:         Move = (flank ? 2 : 1) - WET[windspeed][ship->specs->class-1].D;
  53:     else if (dir == winddir + 4 || dir == winddir - 4)
  54:         Move = 0;
  55:     else
  56:         Move -= WET[windspeed][ship->specs->class-1].A;
  57:     Move -= riggone;
  58:     Move = Move < 0 ? 0 : Move;
  59:     return(Move);
  60: }

Defined functions

Defined variables