1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2: /* hack.mon.c - version 1.0.3 */
   3: 
   4: #include "hack.h"
   5: #include "hack.mfndpos.h"
   6: #define NULL    (char *) 0
   7: extern struct monst *makemon();
   8: extern struct obj *mkobj_at();
   9: 
  10: int warnlevel;      /* used by movemon and dochugw */
  11: long lastwarntime;
  12: int lastwarnlev;
  13: char *warnings[] = {
  14:     "white", "pink", "red", "ruby", "purple", "black"
  15: };
  16: 
  17: movemon()
  18: {
  19:     register struct monst *mtmp;
  20:     register int fr;
  21: 
  22:     warnlevel = 0;
  23: 
  24:     while(1) {
  25:         /* find a monster that we haven't treated yet */
  26:         /* note that mtmp or mtmp->nmon might get killed
  27: 		   while mtmp moves, so we cannot just walk down the
  28: 		   chain (even new monsters might get created!) */
  29:         for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
  30:             if(mtmp->mlstmv < moves) goto next_mon;
  31:         /* treated all monsters */
  32:         break;
  33: 
  34:     next_mon:
  35:         mtmp->mlstmv = moves;
  36: 
  37:         /* most monsters drown in pools */
  38:         { boolean inpool, iseel;
  39: 
  40:           inpool = (levl[mtmp->mx][mtmp->my].typ == POOL);
  41:           iseel = (mtmp->data->mlet == ';');
  42:           if(inpool && !iseel) {
  43:             if(cansee(mtmp->mx,mtmp->my))
  44:                 pline("%s drowns.", Monnam(mtmp));
  45:             mondead(mtmp);
  46:             continue;
  47:           }
  48:         /* but eels have a difficult time outside */
  49:           if(iseel && !inpool) {
  50:             if(mtmp->mhp > 1) mtmp->mhp--;
  51:             mtmp->mflee = 1;
  52:             mtmp->mfleetim += 2;
  53:           }
  54:         }
  55:         if(mtmp->mblinded && !--mtmp->mblinded)
  56:             mtmp->mcansee = 1;
  57:         if(mtmp->mfleetim && !--mtmp->mfleetim)
  58:             mtmp->mflee = 0;
  59:         if(mtmp->mimic) continue;
  60:         if(mtmp->mspeed != MSLOW || !(moves%2)){
  61:             /* continue if the monster died fighting */
  62:             fr = -1;
  63:             if(Conflict && cansee(mtmp->mx,mtmp->my)
  64:                 && (fr = fightm(mtmp)) == 2)
  65:                 continue;
  66:             if(fr<0 && dochugw(mtmp))
  67:                 continue;
  68:         }
  69:         if(mtmp->mspeed == MFAST && dochugw(mtmp))
  70:             continue;
  71:     }
  72: 
  73:     warnlevel -= u.ulevel;
  74:     if(warnlevel >= SIZE(warnings))
  75:         warnlevel = SIZE(warnings)-1;
  76:     if(warnlevel >= 0)
  77:     if(warnlevel > lastwarnlev || moves > lastwarntime + 5){
  78:         register char *rr;
  79: /* KLUDGE -- can't switch on longs!!
  80: 	    switch(Warning & (LEFT_RING | RIGHT_RING)){
  81: 	    case LEFT_RING:
  82: 		rr = "Your left ring glows";
  83: 		break;
  84: 	    case RIGHT_RING:
  85: 		rr = "Your right ring glows";
  86: 		break;
  87: 	    case LEFT_RING | RIGHT_RING:
  88: 		rr = "Both your rings glow";
  89: 		break;
  90: 	    default:
  91: 		rr = "Your fingertips glow";
  92: 		break;
  93: 	    }
  94: */
  95:         long swtval = Warning & (LEFT_RING | RIGHT_RING);
  96:              if(swtval == LEFT_RING)         rr = "Your left ring glows";
  97:         else if(swtval == RIGHT_RING)        rr = "Your right ring glows";
  98:         else if(swtval == LEFT_RING
  99:                         | RIGHT_RING)        rr = "Both your rings glow";
 100:         else                                 rr = "Your fingertips glow";
 101:         pline("%s %s!", rr, warnings[warnlevel]);
 102:         lastwarntime = moves;
 103:         lastwarnlev = warnlevel;
 104:     }
 105: 
 106:     dmonsfree();    /* remove all dead monsters */
 107: }
 108: 
 109: justswld(mtmp,name)
 110: register struct monst *mtmp;
 111: char *name;
 112: {
 113: 
 114:     mtmp->mx = u.ux;
 115:     mtmp->my = u.uy;
 116:     u.ustuck = mtmp;
 117:     pmon(mtmp);
 118:     kludge("%s swallows you!",name);
 119:     more();
 120:     seeoff(1);
 121:     u.uswallow = 1;
 122:     u.uswldtim = 0;
 123:     swallowed();
 124: }
 125: 
 126: youswld(mtmp,dam,die,name)
 127: register struct monst *mtmp;
 128: register dam,die;
 129: char *name;
 130: {
 131:     if(mtmp != u.ustuck) return;
 132:     kludge("%s digests you!",name);
 133:     u.uhp -= dam;
 134:     if(u.uswldtim++ >= die){    /* a3 */
 135:         pline("It totally digests you!");
 136:         u.uhp = -1;
 137:     }
 138:     if(u.uhp < 1) done_in_by(mtmp);
 139:     /* flags.botlx = 1;		/* should we show status line ? */
 140: }
 141: 
 142: dochugw(mtmp) register struct monst *mtmp; {
 143: register x = mtmp->mx;
 144: register y = mtmp->my;
 145: register d = dochug(mtmp);
 146: register dd;
 147:     if(!d)      /* monster still alive */
 148:     if(Warning)
 149:     if(!mtmp->mpeaceful)
 150:     if(mtmp->data->mlevel > warnlevel)
 151:     if((dd = dist(mtmp->mx,mtmp->my)) < dist(x,y))
 152:     if(dd < 100)
 153:     if(!canseemon(mtmp))
 154:         warnlevel = mtmp->data->mlevel;
 155:     return(d);
 156: }
 157: 
 158: /* returns 1 if monster died moving, 0 otherwise */
 159: dochug(mtmp)
 160: register struct monst *mtmp;
 161: {
 162:     register struct permonst *mdat;
 163:     register tmp, nearby, scared;
 164: 
 165:     if(mtmp->cham && !rn2(6))
 166:         (void) newcham(mtmp, &mons[dlevel+14+rn2(CMNUM-14-dlevel)]);
 167:     mdat = mtmp->data;
 168:     if(mdat->mlevel < 0)
 169:         panic("bad monster %c (%d)",mdat->mlet,mdat->mlevel);
 170: 
 171:     /* regenerate monsters */
 172:     if((!(moves%20) || index(MREGEN, mdat->mlet)) &&
 173:         mtmp->mhp < mtmp->mhpmax)
 174:         mtmp->mhp++;
 175: 
 176:     if(mtmp->mfroz) return(0); /* frozen monsters don't do anything */
 177: 
 178:     if(mtmp->msleep) {
 179:         /* wake up, or get out of here. */
 180:         /* ettins are hard to surprise */
 181:         /* Nymphs and Leprechauns do not easily wake up */
 182:         if(cansee(mtmp->mx,mtmp->my) &&
 183:             (!Stealth || (mdat->mlet == 'e' && rn2(10))) &&
 184:             (!index("NL",mdat->mlet) || !rn2(50)) &&
 185:             (Aggravate_monster || index("d1", mdat->mlet)
 186:                 || (!rn2(7) && !mtmp->mimic)))
 187:             mtmp->msleep = 0;
 188:         else return(0);
 189:     }
 190: 
 191:     /* not frozen or sleeping: wipe out texts written in the dust */
 192:     wipe_engr_at(mtmp->mx, mtmp->my, 1);
 193: 
 194:     /* confused monsters get unconfused with small probability */
 195:     if(mtmp->mconf && !rn2(50)) mtmp->mconf = 0;
 196: 
 197:     /* some monsters teleport */
 198:     if(mtmp->mflee && index("tNL", mdat->mlet) && !rn2(40)){
 199:         rloc(mtmp);
 200:         return(0);
 201:     }
 202:     if(mdat->mmove < rnd(6)) return(0);
 203: 
 204:     /* fleeing monsters might regain courage */
 205:     if(mtmp->mflee && !mtmp->mfleetim
 206:         && mtmp->mhp == mtmp->mhpmax && !rn2(25))
 207:         mtmp->mflee = 0;
 208: 
 209:     nearby = (dist(mtmp->mx, mtmp->my) < 3);
 210:     scared = (nearby && (sengr_at("Elbereth", u.ux, u.uy) ||
 211:             sobj_at(SCR_SCARE_MONSTER, u.ux, u.uy)));
 212:     if(scared && !mtmp->mflee) {
 213:         mtmp->mflee = 1;
 214:         mtmp->mfleetim = (rn2(7) ? rnd(10) : rnd(100));
 215:     }
 216: 
 217:     if(!nearby ||
 218:         mtmp->mflee ||
 219:         mtmp->mconf ||
 220:         (mtmp->minvis && !rn2(3)) ||
 221:         (index("BIuy", mdat->mlet) && !rn2(4)) ||
 222:         (mdat->mlet == 'L' && !u.ugold && (mtmp->mgold || rn2(2))) ||
 223:         (!mtmp->mcansee && !rn2(4)) ||
 224:         mtmp->mpeaceful
 225:        ) {
 226:         tmp = m_move(mtmp,0);   /* 2: monster died moving */
 227:         if(tmp == 2 || (tmp && mdat->mmove <= 12))
 228:             return(tmp == 2);
 229:     }
 230: 
 231:     if(!index("Ea", mdat->mlet) && nearby &&
 232:      !mtmp->mpeaceful && u.uhp > 0 && !scared) {
 233:         if(mhitu(mtmp))
 234:             return(1);  /* monster died (e.g. 'y' or 'F') */
 235:     }
 236:     /* extra movement for fast monsters */
 237:     if(mdat->mmove-12 > rnd(12)) tmp = m_move(mtmp,1);
 238:     return(tmp == 2);
 239: }
 240: 
 241: m_move(mtmp,after)
 242: register struct monst *mtmp;
 243: {
 244:     register struct monst *mtmp2;
 245:     register nx,ny,omx,omy,appr,nearer,cnt,i,j;
 246:     xchar gx,gy,nix,niy,chcnt;
 247:     schar chi;
 248:     boolean likegold, likegems, likeobjs;
 249:     char msym = mtmp->data->mlet;
 250:     schar mmoved = 0;   /* not strictly nec.: chi >= 0 will do */
 251:     coord poss[9];
 252:     int info[9];
 253: 
 254:     if(mtmp->mfroz || mtmp->msleep)
 255:         return(0);
 256:     if(mtmp->mtrapped) {
 257:         i = mintrap(mtmp);
 258:         if(i == 2) return(2);   /* he died */
 259:         if(i == 1) return(0);   /* still in trap, so didnt move */
 260:     }
 261:     if(mtmp->mhide && o_at(mtmp->mx,mtmp->my) && rn2(10))
 262:         return(0);      /* do not leave hiding place */
 263: 
 264: #ifndef NOWORM
 265:     if(mtmp->wormno)
 266:         goto not_special;
 267: #endif NOWORM
 268: 
 269:     /* my dog gets a special treatment */
 270:     if(mtmp->mtame) {
 271:         return( dog_move(mtmp, after) );
 272:     }
 273: 
 274:     /* likewise for shopkeeper */
 275:     if(mtmp->isshk) {
 276:         mmoved = shk_move(mtmp);
 277:         if(mmoved >= 0)
 278:             goto postmov;
 279:         mmoved = 0;     /* follow player outside shop */
 280:     }
 281: 
 282:     /* and for the guard */
 283:     if(mtmp->isgd) {
 284:         mmoved = gd_move();
 285:         goto postmov;
 286:     }
 287: 
 288: /* teleport if that lies in our nature ('t') or when badly wounded ('1') */
 289:     if((msym == 't' && !rn2(5))
 290:     || (msym == '1' && (mtmp->mhp < 7 || (!xdnstair && !rn2(5))
 291:         || levl[u.ux][u.uy].typ == STAIRS))) {
 292:         if(mtmp->mhp < 7 || (msym == 't' && rn2(2)))
 293:             rloc(mtmp);
 294:         else
 295:             mnexto(mtmp);
 296:         mmoved = 1;
 297:         goto postmov;
 298:     }
 299: 
 300:     /* spit fire ('D') or use a wand ('1') when appropriate */
 301:     if(index("D1", msym))
 302:         inrange(mtmp);
 303: 
 304:     if(msym == 'U' && !mtmp->mcan && canseemon(mtmp) &&
 305:         mtmp->mcansee && rn2(5)) {
 306:         if(!Confusion)
 307:             pline("%s's gaze has confused you!", Monnam(mtmp));
 308:         else
 309:             pline("You are getting more and more confused.");
 310:         if(rn2(3)) mtmp->mcan = 1;
 311:         Confusion += d(3,4);        /* timeout */
 312:     }
 313: not_special:
 314:     if(!mtmp->mflee && u.uswallow && u.ustuck != mtmp) return(1);
 315:     appr = 1;
 316:     if(mtmp->mflee) appr = -1;
 317:     if(mtmp->mconf || Invis ||  !mtmp->mcansee ||
 318:         (index("BIy", msym) && !rn2(3)))
 319:         appr = 0;
 320:     omx = mtmp->mx;
 321:     omy = mtmp->my;
 322:     gx = u.ux;
 323:     gy = u.uy;
 324:     if(msym == 'L' && appr == 1 && mtmp->mgold > u.ugold)
 325:         appr = -1;
 326: 
 327:     /* random criterion for 'smell' or track finding ability
 328: 	   should use mtmp->msmell or sth
 329: 	 */
 330:     if(msym == '@' ||
 331:       ('a' <= msym && msym <= 'z')) {
 332:     extern coord *gettrack();
 333:     register coord *cp;
 334:     schar mroom;
 335:         mroom = inroom(omx,omy);
 336:         if(mroom < 0 || mroom != inroom(u.ux,u.uy)){
 337:             cp = gettrack(omx,omy);
 338:             if(cp){
 339:             gx = cp->x;
 340:             gy = cp->y;
 341:             }
 342:         }
 343:     }
 344: 
 345:     /* look for gold or jewels nearby */
 346:     likegold = (index("LOD", msym) != NULL);
 347:     likegems = (index("ODu", msym) != NULL);
 348:     likeobjs = mtmp->mhide;
 349: #define SRCHRADIUS  25
 350:     { xchar mind = SRCHRADIUS;      /* not too far away */
 351:       register int dd;
 352:       if(likegold){
 353:         register struct gold *gold;
 354:         for(gold = fgold; gold; gold = gold->ngold)
 355:           if((dd = DIST(omx,omy,gold->gx,gold->gy)) < mind){
 356:             mind = dd;
 357:             gx = gold->gx;
 358:             gy = gold->gy;
 359:         }
 360:       }
 361:       if(likegems || likeobjs){
 362:         register struct obj *otmp;
 363:         for(otmp = fobj; otmp; otmp = otmp->nobj)
 364:         if(likeobjs || otmp->olet == GEM_SYM)
 365:         if(msym != 'u' ||
 366:             objects[otmp->otyp].g_val != 0)
 367:         if((dd = DIST(omx,omy,otmp->ox,otmp->oy)) < mind){
 368:             mind = dd;
 369:             gx = otmp->ox;
 370:             gy = otmp->oy;
 371:         }
 372:       }
 373:       if(mind < SRCHRADIUS && appr == -1) {
 374:         if(dist(omx,omy) < 10) {
 375:             gx = u.ux;
 376:             gy = u.uy;
 377:         } else
 378:             appr = 1;
 379:       }
 380:     }
 381:     nix = omx;
 382:     niy = omy;
 383:     cnt = mfndpos(mtmp,poss,info,
 384:         msym == 'u' ? NOTONL :
 385:         (msym == '@' || msym == '1') ? (ALLOW_SSM | ALLOW_TRAPS) :
 386:         index(UNDEAD, msym) ? NOGARLIC : ALLOW_TRAPS);
 387:         /* ALLOW_ROCK for some monsters ? */
 388:     chcnt = 0;
 389:     chi = -1;
 390:     for(i=0; i<cnt; i++) {
 391:         nx = poss[i].x;
 392:         ny = poss[i].y;
 393:         for(j=0; j<MTSZ && j<cnt-1; j++)
 394:             if(nx == mtmp->mtrack[j].x && ny == mtmp->mtrack[j].y)
 395:                 if(rn2(4*(cnt-j))) goto nxti;
 396: #ifdef STUPID
 397:         /* some stupid compilers think that this is too complicated */
 398:         { int d1 = DIST(nx,ny,gx,gy);
 399:           int d2 = DIST(nix,niy,gx,gy);
 400:           nearer = (d1 < d2);
 401:         }
 402: #else
 403:         nearer = (DIST(nx,ny,gx,gy) < DIST(nix,niy,gx,gy));
 404: #endif STUPID
 405:         if((appr == 1 && nearer) || (appr == -1 && !nearer) ||
 406:             !mmoved ||
 407:             (!appr && !rn2(++chcnt))){
 408:             nix = nx;
 409:             niy = ny;
 410:             chi = i;
 411:             mmoved = 1;
 412:         }
 413:     nxti:   ;
 414:     }
 415:     if(mmoved){
 416:         if(info[chi] & ALLOW_M){
 417:             mtmp2 = m_at(nix,niy);
 418:             if(hitmm(mtmp,mtmp2) == 1 && rn2(4) &&
 419:               hitmm(mtmp2,mtmp) == 2) return(2);
 420:             return(0);
 421:         }
 422:         if(info[chi] & ALLOW_U){
 423:           (void) hitu(mtmp, d(mtmp->data->damn, mtmp->data->damd)+1);
 424:           return(0);
 425:         }
 426:         mtmp->mx = nix;
 427:         mtmp->my = niy;
 428:         for(j=MTSZ-1; j>0; j--) mtmp->mtrack[j] = mtmp->mtrack[j-1];
 429:         mtmp->mtrack[0].x = omx;
 430:         mtmp->mtrack[0].y = omy;
 431: #ifndef NOWORM
 432:         if(mtmp->wormno) worm_move(mtmp);
 433: #endif NOWORM
 434:     } else {
 435:         if(msym == 'u' && rn2(2)){
 436:             rloc(mtmp);
 437:             return(0);
 438:         }
 439: #ifndef NOWORM
 440:         if(mtmp->wormno) worm_nomove(mtmp);
 441: #endif NOWORM
 442:     }
 443: postmov:
 444:     if(mmoved == 1) {
 445:         if(mintrap(mtmp) == 2)  /* he died */
 446:             return(2);
 447:         if(likegold) mpickgold(mtmp);
 448:         if(likegems) mpickgems(mtmp);
 449:         if(mtmp->mhide) mtmp->mundetected = 1;
 450:     }
 451:     pmon(mtmp);
 452:     return(mmoved);
 453: }
 454: 
 455: mpickgold(mtmp) register struct monst *mtmp; {
 456: register struct gold *gold;
 457:     while(gold = g_at(mtmp->mx, mtmp->my)){
 458:         mtmp->mgold += gold->amount;
 459:         freegold(gold);
 460:         if(levl[mtmp->mx][mtmp->my].scrsym == '$')
 461:             newsym(mtmp->mx, mtmp->my);
 462:     }
 463: }
 464: 
 465: mpickgems(mtmp) register struct monst *mtmp; {
 466: register struct obj *otmp;
 467:     for(otmp = fobj; otmp; otmp = otmp->nobj)
 468:     if(otmp->olet == GEM_SYM)
 469:     if(otmp->ox == mtmp->mx && otmp->oy == mtmp->my)
 470:     if(mtmp->data->mlet != 'u' || objects[otmp->otyp].g_val != 0){
 471:         freeobj(otmp);
 472:         mpickobj(mtmp, otmp);
 473:         if(levl[mtmp->mx][mtmp->my].scrsym == GEM_SYM)
 474:             newsym(mtmp->mx, mtmp->my); /* %% */
 475:         return; /* pick only one object */
 476:     }
 477: }
 478: 
 479: /* return number of acceptable neighbour positions */
 480: mfndpos(mon,poss,info,flag)
 481: register struct monst *mon;
 482: coord poss[9];
 483: int info[9], flag;
 484: {
 485:     register int x,y,nx,ny,cnt = 0,ntyp;
 486:     register struct monst *mtmp;
 487:     int nowtyp;
 488:     boolean pool;
 489: 
 490:     x = mon->mx;
 491:     y = mon->my;
 492:     nowtyp = levl[x][y].typ;
 493: 
 494:     pool = (mon->data->mlet == ';');
 495: nexttry:    /* eels prefer the water, but if there is no water nearby,
 496: 		   they will crawl over land */
 497:     if(mon->mconf) {
 498:         flag |= ALLOW_ALL;
 499:         flag &= ~NOTONL;
 500:     }
 501:     for(nx = x-1; nx <= x+1; nx++) for(ny = y-1; ny <= y+1; ny++)
 502:     if(nx != x || ny != y) if(isok(nx,ny))
 503:     if(!IS_ROCK(ntyp = levl[nx][ny].typ))
 504:     if(!(nx != x && ny != y && (nowtyp == DOOR || ntyp == DOOR)))
 505:     if((ntyp == POOL) == pool) {
 506:         info[cnt] = 0;
 507:         if(nx == u.ux && ny == u.uy){
 508:             if(!(flag & ALLOW_U)) continue;
 509:             info[cnt] = ALLOW_U;
 510:         } else if(mtmp = m_at(nx,ny)){
 511:             if(!(flag & ALLOW_M)) continue;
 512:             info[cnt] = ALLOW_M;
 513:             if(mtmp->mtame){
 514:                 if(!(flag & ALLOW_TM)) continue;
 515:                 info[cnt] |= ALLOW_TM;
 516:             }
 517:         }
 518:         if(sobj_at(CLOVE_OF_GARLIC, nx, ny)) {
 519:             if(flag & NOGARLIC) continue;
 520:             info[cnt] |= NOGARLIC;
 521:         }
 522:         if(sobj_at(SCR_SCARE_MONSTER, nx, ny) ||
 523:            (!mon->mpeaceful && sengr_at("Elbereth", nx, ny))) {
 524:             if(!(flag & ALLOW_SSM)) continue;
 525:             info[cnt] |= ALLOW_SSM;
 526:         }
 527:         if(sobj_at(ENORMOUS_ROCK, nx, ny)) {
 528:             if(!(flag & ALLOW_ROCK)) continue;
 529:             info[cnt] |= ALLOW_ROCK;
 530:         }
 531:         if(!Invis && online(nx,ny)){
 532:             if(flag & NOTONL) continue;
 533:             info[cnt] |= NOTONL;
 534:         }
 535:         /* we cannot avoid traps of an unknown kind */
 536:         { register struct trap *ttmp = t_at(nx, ny);
 537:           register int tt;
 538:             if(ttmp) {
 539:                 tt = 1 << ttmp->ttyp;
 540:                 if(mon->mtrapseen & tt){
 541:                     if(!(flag & tt)) continue;
 542:                     info[cnt] |= tt;
 543:                 }
 544:             }
 545:         }
 546:         poss[cnt].x = nx;
 547:         poss[cnt].y = ny;
 548:         cnt++;
 549:     }
 550:     if(!cnt && pool && nowtyp != POOL) {
 551:         pool = FALSE;
 552:         goto nexttry;
 553:     }
 554:     return(cnt);
 555: }
 556: 
 557: dist(x,y) int x,y; {
 558:     return((x-u.ux)*(x-u.ux) + (y-u.uy)*(y-u.uy));
 559: }
 560: 
 561: poisoned(string, pname)
 562: register char *string, *pname;
 563: {
 564:     register int i;
 565: 
 566:     if(Blind) pline("It was poisoned.");
 567:     else pline("The %s was poisoned!",string);
 568:     if(Poison_resistance) {
 569:         pline("The poison doesn't seem to affect you.");
 570:         return;
 571:     }
 572:     i = rn2(10);
 573:     if(i == 0) {
 574:         u.uhp = -1;
 575:         pline("I am afraid the poison was deadly ...");
 576:     } else if(i <= 5) {
 577:         losestr(rn1(3,3));
 578:     } else {
 579:         losehp(rn1(10,6), pname);
 580:     }
 581:     if(u.uhp < 1) {
 582:         killer = pname;
 583:         done("died");
 584:     }
 585: }
 586: 
 587: mondead(mtmp)
 588: register struct monst *mtmp;
 589: {
 590:     relobj(mtmp,1);
 591:     unpmon(mtmp);
 592:     relmon(mtmp);
 593:     unstuck(mtmp);
 594:     if(mtmp->isshk) shkdead(mtmp);
 595:     if(mtmp->isgd) gddead();
 596: #ifndef NOWORM
 597:     if(mtmp->wormno) wormdead(mtmp);
 598: #endif NOWORM
 599:     monfree(mtmp);
 600: }
 601: 
 602: /* called when monster is moved to larger structure */
 603: replmon(mtmp,mtmp2)
 604: register struct monst *mtmp, *mtmp2;
 605: {
 606:     relmon(mtmp);
 607:     monfree(mtmp);
 608:     mtmp2->nmon = fmon;
 609:     fmon = mtmp2;
 610:     if(u.ustuck == mtmp) u.ustuck = mtmp2;
 611:     if(mtmp2->isshk) replshk(mtmp,mtmp2);
 612:     if(mtmp2->isgd) replgd(mtmp,mtmp2);
 613: }
 614: 
 615: relmon(mon)
 616: register struct monst *mon;
 617: {
 618:     register struct monst *mtmp;
 619: 
 620:     if(mon == fmon) fmon = fmon->nmon;
 621:     else {
 622:         for(mtmp = fmon; mtmp->nmon != mon; mtmp = mtmp->nmon) ;
 623:         mtmp->nmon = mon->nmon;
 624:     }
 625: }
 626: 
 627: /* we do not free monsters immediately, in order to have their name
 628:    available shortly after their demise */
 629: struct monst *fdmon;    /* chain of dead monsters, need not to be saved */
 630: 
 631: monfree(mtmp) register struct monst *mtmp; {
 632:     mtmp->nmon = fdmon;
 633:     fdmon = mtmp;
 634: }
 635: 
 636: dmonsfree(){
 637: register struct monst *mtmp;
 638:     while(mtmp = fdmon){
 639:         fdmon = mtmp->nmon;
 640:         free((char *) mtmp);
 641:     }
 642: }
 643: 
 644: unstuck(mtmp)
 645: register struct monst *mtmp;
 646: {
 647:     if(u.ustuck == mtmp) {
 648:         if(u.uswallow){
 649:             u.ux = mtmp->mx;
 650:             u.uy = mtmp->my;
 651:             u.uswallow = 0;
 652:             setsee();
 653:             docrt();
 654:         }
 655:         u.ustuck = 0;
 656:     }
 657: }
 658: 
 659: killed(mtmp)
 660: register struct monst *mtmp;
 661: {
 662: #ifdef lint
 663: #define NEW_SCORING
 664: #endif lint
 665:     register int tmp,tmp2,nk,x,y;
 666:     register struct permonst *mdat = mtmp->data;
 667:     extern long newuexp();
 668: 
 669:     if(mtmp->cham) mdat = PM_CHAMELEON;
 670:     if(Blind) pline("You destroy it!");
 671:     else {
 672:         pline("You destroy %s!",
 673:             mtmp->mtame ? amonnam(mtmp, "poor") : monnam(mtmp));
 674:     }
 675:     if(u.umconf) {
 676:         if(!Blind) pline("Your hands stop glowing blue.");
 677:         u.umconf = 0;
 678:     }
 679: 
 680:     /* count killed monsters */
 681: #define MAXMONNO    100
 682:     nk = 1;           /* in case we cannot find it in mons */
 683:     tmp = mdat - mons;    /* index in mons array (if not 'd', '@', ...) */
 684:     if(tmp >= 0 && tmp < CMNUM+2) {
 685:         extern char fut_geno[];
 686:         u.nr_killed[tmp]++;
 687:         if((nk = u.nr_killed[tmp]) > MAXMONNO &&
 688:         !index(fut_geno, mdat->mlet))
 689:             charcat(fut_geno,  mdat->mlet);
 690:     }
 691: 
 692:     /* punish bad behaviour */
 693:     if(mdat->mlet == '@') Telepat = 0, u.uluck -= 2;
 694:     if(mtmp->mpeaceful || mtmp->mtame) u.uluck--;
 695:     if(mdat->mlet == 'u') u.uluck -= 5;
 696:     if((int)u.uluck < LUCKMIN) u.uluck = LUCKMIN;
 697: 
 698:     /* give experience points */
 699:     tmp = 1 + mdat->mlevel * mdat->mlevel;
 700:     if(mdat->ac < 3) tmp += 2*(7 - mdat->ac);
 701:     if(index("AcsSDXaeRTVWU&In:P", mdat->mlet))
 702:         tmp += 2*mdat->mlevel;
 703:     if(index("DeV&P",mdat->mlet)) tmp += (7*mdat->mlevel);
 704:     if(mdat->mlevel > 6) tmp += 50;
 705:     if(mdat->mlet == ';') tmp += 1000;
 706: 
 707: #ifdef NEW_SCORING
 708:     /* ------- recent addition: make nr of points decrease
 709: 		   when this is not the first of this kind */
 710:     { int ul = u.ulevel;
 711:       int ml = mdat->mlevel;
 712: 
 713:     if(ul < 14)    /* points are given based on present and future level */
 714:         for(tmp2 = 0; !tmp2 || ul + tmp2 <= ml; tmp2++)
 715:         if(u.uexp + 1 + (tmp + ((tmp2 <= 0) ? 0 : 4<<(tmp2-1)))/nk
 716:             >= 10*pow((unsigned)(ul-1)))
 717:             if(++ul == 14) break;
 718: 
 719:     tmp2 = ml - ul -1;
 720:     tmp = (tmp + ((tmp2 < 0) ? 0 : 4<<tmp2))/nk;
 721:     if(!tmp) tmp = 1;
 722:     }
 723:     /* note: ul is not necessarily the future value of u.ulevel */
 724:     /* ------- end of recent valuation change ------- */
 725: #endif NEW_SCORING
 726: 
 727:     more_experienced(tmp,0);
 728:     flags.botl = 1;
 729:     while(u.ulevel < 14 && u.uexp >= newuexp()){
 730:         pline("Welcome to experience level %u.", ++u.ulevel);
 731:         tmp = rnd(10);
 732:         if(tmp < 3) tmp = rnd(10);
 733:         u.uhpmax += tmp;
 734:         u.uhp += tmp;
 735:         flags.botl = 1;
 736:     }
 737: 
 738:     /* dispose of monster and make cadaver */
 739:     x = mtmp->mx;   y = mtmp->my;
 740:     mondead(mtmp);
 741:     tmp = mdat->mlet;
 742:     if(tmp == 'm') { /* he killed a minotaur, give him a wand of digging */
 743:             /* note: the dead minotaur will be on top of it! */
 744:         mksobj_at(WAN_DIGGING, x, y);
 745:         /* if(cansee(x,y)) atl(x,y,fobj->olet); */
 746:         stackobj(fobj);
 747:     } else
 748: #ifndef NOWORM
 749:     if(tmp == 'w') {
 750:         mksobj_at(WORM_TOOTH, x, y);
 751:         stackobj(fobj);
 752:     } else
 753: #endif	NOWORM
 754:     if(!letter(tmp) || (!index("mw", tmp) && !rn2(3))) tmp = 0;
 755: 
 756:     if(ACCESSIBLE(levl[x][y].typ))  /* might be mimic in wall or dead eel*/
 757:         if(x != u.ux || y != u.uy)  /* might be here after swallowed */
 758:         if(index("NTVm&",mdat->mlet) || rn2(5)) {
 759:         register struct obj *obj2 = mkobj_at(tmp,x,y);
 760:         if(cansee(x,y))
 761:             atl(x,y,obj2->olet);
 762:         stackobj(obj2);
 763:     }
 764: }
 765: 
 766: kludge(str,arg)
 767: register char *str,*arg;
 768: {
 769:     if(Blind) {
 770:         if(*str == '%') pline(str,"It");
 771:         else pline(str,"it");
 772:     } else pline(str,arg);
 773: }
 774: 
 775: rescham()   /* force all chameleons to become normal */
 776: {
 777:     register struct monst *mtmp;
 778: 
 779:     for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
 780:         if(mtmp->cham) {
 781:             mtmp->cham = 0;
 782:             (void) newcham(mtmp, PM_CHAMELEON);
 783:         }
 784: }
 785: 
 786: newcham(mtmp,mdat)  /* make a chameleon look like a new monster */
 787:             /* returns 1 if the monster actually changed */
 788: register struct monst *mtmp;
 789: register struct permonst *mdat;
 790: {
 791:     register mhp, hpn, hpd;
 792: 
 793:     if(mdat == mtmp->data) return(0);   /* still the same monster */
 794: #ifndef NOWORM
 795:     if(mtmp->wormno) wormdead(mtmp);    /* throw tail away */
 796: #endif NOWORM
 797:     hpn = mtmp->mhp;
 798:     hpd = (mtmp->data->mlevel)*8;
 799:     if(!hpd) hpd = 4;
 800:     mtmp->data = mdat;
 801:     mhp = (mdat->mlevel)*8;
 802:     /* new hp: same fraction of max as before */
 803:     mtmp->mhp = 2 + (hpn*mhp)/hpd;
 804:     hpn = mtmp->mhpmax;
 805:     mtmp->mhpmax = 2 + (hpn*mhp)/hpd;
 806:     mtmp->minvis = (mdat->mlet == 'I') ? 1 : 0;
 807: #ifndef NOWORM
 808:     if(mdat->mlet == 'w' && getwn(mtmp)) initworm(mtmp);
 809:             /* perhaps we should clear mtmp->mtame here? */
 810: #endif NOWORM
 811:     unpmon(mtmp);   /* necessary for 'I' and to force pmon */
 812:     pmon(mtmp);
 813:     return(1);
 814: }
 815: 
 816: mnexto(mtmp)    /* Make monster mtmp next to you (if possible) */
 817: struct monst *mtmp;
 818: {
 819:     extern coord enexto();
 820:     coord mm;
 821:     mm = enexto(u.ux, u.uy);
 822:     mtmp->mx = mm.x;
 823:     mtmp->my = mm.y;
 824:     pmon(mtmp);
 825: }
 826: 
 827: ishuman(mtmp) register struct monst *mtmp; {
 828:     return(mtmp->data->mlet == '@');
 829: }
 830: 
 831: setmangry(mtmp) register struct monst *mtmp; {
 832:     if(!mtmp->mpeaceful) return;
 833:     if(mtmp->mtame) return;
 834:     mtmp->mpeaceful = 0;
 835:     if(ishuman(mtmp)) pline("%s gets angry!", Monnam(mtmp));
 836: }
 837: 
 838: /* not one hundred procent correct: now a snake may hide under an
 839:    invisible object */
 840: canseemon(mtmp)
 841: register struct monst *mtmp;
 842: {
 843:     return((!mtmp->minvis || See_invisible)
 844:         && (!mtmp->mhide || !o_at(mtmp->mx,mtmp->my))
 845:         && cansee(mtmp->mx, mtmp->my));
 846: }

Defined functions

dmonsfree defined in line 636; used 1 times
dochug defined in line 159; used 2 times
dochugw defined in line 142; used 2 times
ishuman defined in line 827; used 1 times
justswld defined in line 109; used 3 times
kludge defined in line 766; used 7 times
m_move defined in line 241; used 3 times
mfndpos defined in line 480; used 3 times
monfree defined in line 631; used 3 times
movemon defined in line 17; used 1 times
mpickgems defined in line 465; used 1 times
mpickgold defined in line 455; used 1 times
newcham defined in line 786; used 4 times
poisoned defined in line 561; used 4 times
relmon defined in line 615; used 4 times
rescham defined in line 775; used 1 times
unstuck defined in line 644; used 2 times
youswld defined in line 126; used 3 times

Defined variables

fdmon defined in line 629; used 4 times
lastwarnlev defined in line 12; never used
lastwarntime defined in line 11; never used
warnings defined in line 13; used 3 times
warnlevel defined in line 10; used 10 times

Defined macros

MAXMONNO defined in line 681; used 1 times
NEW_SCORING defined in line 663; used 1 times
NULL defined in line 6; used 2 times
SRCHRADIUS defined in line 349; used 2 times
Last modified: 1985-10-14
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