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Annotation of 43BSDReno/games/trek/kill.c, revision 1.1

1.1     ! root        1: /*
        !             2:  * Copyright (c) 1980 Regents of the University of California.
        !             3:  * All rights reserved.
        !             4:  *
        !             5:  * Redistribution and use in source and binary forms are permitted provided
        !             6:  * that: (1) source distributions retain this entire copyright notice and
        !             7:  * comment, and (2) distributions including binaries display the following
        !             8:  * acknowledgement:  ``This product includes software developed by the
        !             9:  * University of California, Berkeley and its contributors'' in the
        !            10:  * documentation or other materials provided with the distribution and in
        !            11:  * all advertising materials mentioning features or use of this software.
        !            12:  * Neither the name of the University nor the names of its contributors may
        !            13:  * be used to endorse or promote products derived from this software without
        !            14:  * specific prior written permission.
        !            15:  * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED
        !            16:  * WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF
        !            17:  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
        !            18:  */
        !            19: 
        !            20: #ifndef lint
        !            21: static char sccsid[] = "@(#)kill.c     5.4 (Berkeley) 6/1/90";
        !            22: #endif /* not lint */
        !            23: 
        !            24: # include      "trek.h"
        !            25: 
        !            26: /*
        !            27: **  KILL KILL KILL !!!
        !            28: **
        !            29: **     This file handles the killing off of almost anything.
        !            30: */
        !            31: 
        !            32: /*
        !            33: **  Handle a Klingon's death
        !            34: **
        !            35: **     The Klingon at the sector given by the parameters is killed
        !            36: **     and removed from the Klingon list.  Notice that it is not
        !            37: **     removed from the event list; this is done later, when the
        !            38: **     the event is to be caught.  Also, the time left is recomputed,
        !            39: **     and the game is won if that was the last klingon.
        !            40: */
        !            41: 
        !            42: killk(ix, iy)
        !            43: int    ix, iy;
        !            44: {
        !            45:        register int            i, j;
        !            46: 
        !            47:        printf("   *** Klingon at %d,%d destroyed ***\n", ix, iy);
        !            48: 
        !            49:        /* remove the scoundrel */
        !            50:        Now.klings -= 1;
        !            51:        Sect[ix][iy] = EMPTY;
        !            52:        Quad[Ship.quadx][Ship.quady].klings -= 1;
        !            53:        /* %%% IS THIS SAFE???? %%% */
        !            54:        Quad[Ship.quadx][Ship.quady].scanned -= 100;
        !            55:        Game.killk += 1;
        !            56: 
        !            57:        /* find the Klingon in the Klingon list */
        !            58:        for (i = 0; i < Etc.nkling; i++)
        !            59:                if (ix == Etc.klingon[i].x && iy == Etc.klingon[i].y)
        !            60:                {
        !            61:                        /* purge him from the list */
        !            62:                        Etc.nkling -= 1;
        !            63:                        for (; i < Etc.nkling; i++)
        !            64:                                bmove(&Etc.klingon[i+1], &Etc.klingon[i], sizeof Etc.klingon[i]);
        !            65:                        break;
        !            66:                }
        !            67: 
        !            68:        /* find out if that was the last one */
        !            69:        if (Now.klings <= 0)
        !            70:                win();
        !            71: 
        !            72:        /* recompute time left */
        !            73:        Now.time = Now.resource / Now.klings;
        !            74:        return;
        !            75: }
        !            76: 
        !            77: 
        !            78: /*
        !            79: **  handle a starbase's death
        !            80: */
        !            81: 
        !            82: killb(qx, qy)
        !            83: int    qx, qy;
        !            84: {
        !            85:        register struct quad    *q;
        !            86:        register struct xy      *b;
        !            87: 
        !            88:        q = &Quad[qx][qy];
        !            89: 
        !            90:        if (q->bases <= 0)
        !            91:                return;
        !            92:        if (!damaged(SSRADIO))
        !            93:                /* then update starchart */
        !            94:                if (q->scanned < 1000)
        !            95:                        q->scanned -= 10;
        !            96:                else
        !            97:                        if (q->scanned > 1000)
        !            98:                                q->scanned = -1;
        !            99:        q->bases = 0;
        !           100:        Now.bases -= 1;
        !           101:        for (b = Now.base; ; b++)
        !           102:                if (qx == b->x && qy == b->y)
        !           103:                        break;
        !           104:        bmove(&Now.base[Now.bases], b, sizeof *b);
        !           105:        if (qx == Ship.quadx && qy == Ship.quady)
        !           106:        {
        !           107:                Sect[Etc.starbase.x][Etc.starbase.y] = EMPTY;
        !           108:                if (Ship.cond == DOCKED)
        !           109:                        undock();
        !           110:                printf("Starbase at %d,%d destroyed\n", Etc.starbase.x, Etc.starbase.y);
        !           111:        }
        !           112:        else
        !           113:        {
        !           114:                if (!damaged(SSRADIO))
        !           115:                {
        !           116:                        printf("Uhura: Starfleet command reports that the starbase in\n");
        !           117:                        printf("   quadrant %d,%d has been destroyed\n", qx, qy);
        !           118:                }
        !           119:                else
        !           120:                        schedule(E_KATSB | E_GHOST, 1e50, qx, qy, 0);
        !           121:        }
        !           122: }
        !           123: 
        !           124: 
        !           125: /**
        !           126:  **    kill an inhabited starsystem
        !           127:  **/
        !           128: 
        !           129: kills(x, y, f)
        !           130: int    x, y;   /* quad coords if f == 0, else sector coords */
        !           131: int    f;      /* f != 0 -- this quad;  f < 0 -- Enterprise's fault */
        !           132: {
        !           133:        register struct quad    *q;
        !           134:        register struct event   *e;
        !           135:        register char           *name;
        !           136:        char                    *systemname();
        !           137: 
        !           138:        if (f)
        !           139:        {
        !           140:                /* current quadrant */
        !           141:                q = &Quad[Ship.quadx][Ship.quady];
        !           142:                Sect[x][y] = EMPTY;
        !           143:                name = systemname(q);
        !           144:                if (name == 0)
        !           145:                        return;
        !           146:                printf("Inhabited starsystem %s at %d,%d destroyed\n",
        !           147:                        name, x, y);
        !           148:                if (f < 0)
        !           149:                        Game.killinhab += 1;
        !           150:        }
        !           151:        else
        !           152:        {
        !           153:                /* different quadrant */
        !           154:                q = &Quad[x][y];
        !           155:        }
        !           156:        if (q->qsystemname & Q_DISTRESSED)
        !           157:        {
        !           158:                /* distressed starsystem */
        !           159:                e = &Event[q->qsystemname & Q_SYSTEM];
        !           160:                printf("Distress call for %s invalidated\n",
        !           161:                        Systemname[e->systemname]);
        !           162:                unschedule(e);
        !           163:        }
        !           164:        q->qsystemname = 0;
        !           165:        q->stars -= 1;
        !           166: }
        !           167: 
        !           168: 
        !           169: /**
        !           170:  **    "kill" a distress call
        !           171:  **/
        !           172: 
        !           173: killd(x, y, f)
        !           174: int    x, y;           /* quadrant coordinates */
        !           175: int    f;              /* set if user is to be informed */
        !           176: {
        !           177:        register struct event   *e;
        !           178:        register int            i;
        !           179:        register struct quad    *q;
        !           180: 
        !           181:        q = &Quad[x][y];
        !           182:        for (i = 0; i < MAXEVENTS; i++)
        !           183:        {
        !           184:                e = &Event[i];
        !           185:                if (e->x != x || e->y != y)
        !           186:                        continue;
        !           187:                switch (e->evcode)
        !           188:                {
        !           189:                  case E_KDESB:
        !           190:                        if (f)
        !           191:                        {
        !           192:                                printf("Distress call for starbase in %d,%d nullified\n",
        !           193:                                        x, y);
        !           194:                                unschedule(e);
        !           195:                        }
        !           196:                        break;
        !           197: 
        !           198:                  case E_ENSLV:
        !           199:                  case E_REPRO:
        !           200:                        if (f)
        !           201:                        {
        !           202:                                printf("Distress call for %s in quadrant %d,%d nullified\n",
        !           203:                                        Systemname[e->systemname], x, y);
        !           204:                                q->qsystemname = e->systemname;
        !           205:                                unschedule(e);
        !           206:                        }
        !           207:                        else
        !           208:                        {
        !           209:                                e->evcode |= E_GHOST;
        !           210:                        }
        !           211:                }
        !           212:        }
        !           213: }

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