hack/hack.mhitu.c

   1 /*      $NetBSD: hack.mhitu.c,v 1.5 2001/03/25 20:44:01 jsm Exp $       */
   2
   3 /*
   4  * Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985.
   5  */
   6
   7 #include <sys/cdefs.h>
   8 #ifndef lint
   9 __RCSID("$NetBSD: hack.mhitu.c,v 1.5 2001/03/25 20:44:01 jsm Exp $");
  10 #endif                          /* not lint */
  11
  12 #include "hack.h"
  13 #include "extern.h"
  14
  15 /*
  16  * mhitu: monster hits you
  17  *        returns 1 if monster dies (e.g. 'y', 'F'), 0 otherwise
  18  */
  19 int
  20 mhitu(mtmp)
  21         struct monst   *mtmp;
  22 {
  23         const struct permonst *mdat = mtmp->data;
  24         int             tmp, ctmp;
  25
  26         nomul(0);
  27
  28         /* If swallowed, can only be affected by hissers and by u.ustuck */
  29         if (u.uswallow) {
  30                 if (mtmp != u.ustuck) {
  31                         if (mdat->mlet == 'c' && !rn2(13)) {
  32                                 pline("Outside, you hear %s's hissing!",
  33                                       monnam(mtmp));
  34                                 pline("%s gets turned to stone!",
  35                                       Monnam(u.ustuck));
  36                                 pline("And the same fate befalls you.");
  37                                 done_in_by(mtmp);
  38                                 /* "notreached": not return(1); */
  39                         }
  40                         return (0);
  41                 }
  42                 switch (mdat->mlet) {   /* now mtmp == u.ustuck */
  43                 case ',':
  44                         youswld(mtmp, (u.uac > 0) ? u.uac + 4 : 4,
  45                                 5, "The trapper");
  46                         break;
  47                 case '\'':
  48                         youswld(mtmp, rnd(6), 7, "The lurker above");
  49                         break;
  50                 case 'P':
  51                         youswld(mtmp, d(2, 4), 12, "The purple worm");
  52                         break;
  53                 default:
  54                         /* This is not impossible! */
  55                         pline("The mysterious monster totally digests you.");
  56                         u.uhp = 0;
  57                 }
  58                 if (u.uhp < 1)
  59                         done_in_by(mtmp);
  60                 return (0);
  61         }
  62         if (mdat->mlet == 'c' && Stoned)
  63                 return (0);
  64
  65         /* make eels visible the moment they hit/miss us */
  66         if (mdat->mlet == ';' && mtmp->minvis && cansee(mtmp->mx, mtmp->my)) {
  67                 mtmp->minvis = 0;
  68                 pmon(mtmp);
  69         }
  70         if (!strchr("1&DuxynNF", mdat->mlet))
  71                 tmp = hitu(mtmp, d(mdat->damn, mdat->damd));
  72         else
  73                 tmp = 0;
  74         if (strchr(UNDEAD, mdat->mlet) && midnight())
  75                 tmp += hitu(mtmp, d(mdat->damn, mdat->damd));
  76
  77         ctmp = tmp && !mtmp->mcan &&
  78                 (!uarm || objects[uarm->otyp].a_can < rnd(3) || !rn2(50));
  79         switch (mdat->mlet) {
  80         case '1':
  81                 if (wiz_hit(mtmp))
  82                         return (1);     /* he disappeared */
  83                 break;
  84         case '&':
  85                 if (!mtmp->cham && !mtmp->mcan && !rn2(13)) {
  86                         (void) makemon(PM_DEMON, u.ux, u.uy);
  87                 } else {
  88                         (void) hitu(mtmp, d(2, 6));
  89                         (void) hitu(mtmp, d(2, 6));
  90                         (void) hitu(mtmp, rnd(3));
  91                         (void) hitu(mtmp, rnd(3));
  92                         (void) hitu(mtmp, rn1(4, 2));
  93                 }
  94                 break;
  95         case ',':
  96                 if (tmp)
  97                         justswld(mtmp, "The trapper");
  98                 break;
  99         case '\'':
 100                 if (tmp)
 101                         justswld(mtmp, "The lurker above");
 102                 break;
 103         case ';':
 104                 if (ctmp) {
 105                         if (!u.ustuck && !rn2(10)) {
 106                                 pline("%s swings itself around you!",
 107                                       Monnam(mtmp));
 108                                 u.ustuck = mtmp;
 109                         } else if (u.ustuck == mtmp &&
 110                                    levl[mtmp->mx][mtmp->my].typ == POOL) {
 111                                 pline("%s drowns you ...", Monnam(mtmp));
 112                                 done("drowned");
 113                         }
 114                 }
 115                 break;
 116         case 'A':
 117                 if (ctmp && rn2(2)) {
 118                         if (Poison_resistance)
 119                                 pline("The sting doesn't seem to affect you.");
 120                         else {
 121                                 pline("You feel weaker!");
 122                                 losestr(1);
 123                         }
 124                 }
 125                 break;
 126         case 'C':
 127                 (void) hitu(mtmp, rnd(6));
 128                 break;
 129         case 'c':
 130                 if (!rn2(5)) {
 131                         pline("You hear %s's hissing!", monnam(mtmp));
 132                         if (ctmp || !rn2(20) || (flags.moonphase == NEW_MOON
 133                                                && !carrying(DEAD_LIZARD))) {
 134                                 Stoned = 5;
 135                                 /* pline("You get turned to stone!"); */
 136                                 /* done_in_by(mtmp); */
 137                         }
 138                 }
 139                 break;
 140         case 'D':
 141                 if (rn2(6) || mtmp->mcan) {
 142                         (void) hitu(mtmp, d(3, 10));
 143                         (void) hitu(mtmp, rnd(8));
 144                         (void) hitu(mtmp, rnd(8));
 145                         break;
 146                 }
 147                 kludge("%s breathes fire!", "The dragon");
 148                 buzz(-1, mtmp->mx, mtmp->my, u.ux - mtmp->mx, u.uy - mtmp->my);
 149                 break;
 150         case 'd':
 151                 (void) hitu(mtmp, d(2, (flags.moonphase == FULL_MOON) ? 3 : 4));
 152                 break;
 153         case 'e':
 154                 (void) hitu(mtmp, d(3, 6));
 155                 break;
 156         case 'F':
 157                 if (mtmp->mcan)
 158                         break;
 159                 kludge("%s explodes!", "The freezing sphere");
 160                 if (Cold_resistance)
 161                         pline("You don't seem affected by it.");
 162                 else {
 163                         xchar           dn;
 164                         if (17 - (u.ulevel / 2) > rnd(20)) {
 165                                 pline("You get blasted!");
 166                                 dn = 6;
 167                         } else {
 168                                 pline("You duck the blast...");
 169                                 dn = 3;
 170                         }
 171                         losehp_m(d(dn, 6), mtmp);
 172                 }
 173                 mondead(mtmp);
 174                 return (1);
 175         case 'g':
 176                 if (ctmp && multi >= 0 && !rn2(3)) {
 177                         kludge("You are frozen by %ss juices", "the cube'");
 178                         nomul(-rnd(10));
 179                 }
 180                 break;
 181         case 'h':
 182                 if (ctmp && multi >= 0 && !rn2(5)) {
 183                         nomul(-rnd(10));
 184                         kludge("You are put to sleep by %ss bite!",
 185                                "the homunculus'");
 186                 }
 187                 break;
 188         case 'j':
 189                 tmp = hitu(mtmp, rnd(3));
 190                 tmp &= hitu(mtmp, rnd(3));
 191                 if (tmp) {
 192                         (void) hitu(mtmp, rnd(4));
 193                         (void) hitu(mtmp, rnd(4));
 194                 }
 195                 break;
 196         case 'k':
 197                 if ((hitu(mtmp, rnd(4)) || !rn2(3)) && ctmp) {
 198                         poisoned("bee's sting", mdat->mname);
 199                 }
 200                 break;
 201         case 'L':
 202                 if (tmp)
 203                         stealgold(mtmp);
 204                 break;
 205         case 'N':
 206                 if (mtmp->mcan && !Blind) {
 207                         pline("%s tries to seduce you, but you seem not interested.",
 208                               Amonnam(mtmp, "plain"));
 209                         if (rn2(3))
 210                                 rloc(mtmp);
 211                 } else if (steal(mtmp)) {
 212                         rloc(mtmp);
 213                         mtmp->mflee = 1;
 214                 }
 215                 break;
 216         case 'n':
 217                 if (!uwep && !uarm && !uarmh && !uarms && !uarmg) {
 218                         pline("%s hits! (I hope you don't mind)",
 219                               Monnam(mtmp));
 220                         u.uhp += rnd(7);
 221                         if (!rn2(7))
 222                                 u.uhpmax++;
 223                         if (u.uhp > u.uhpmax)
 224                                 u.uhp = u.uhpmax;
 225                         flags.botl = 1;
 226                         if (!rn2(50))
 227                                 rloc(mtmp);
 228                 } else {
 229                         (void) hitu(mtmp, d(2, 6));
 230                         (void) hitu(mtmp, d(2, 6));
 231                 }
 232                 break;
 233         case 'o':
 234                 tmp = hitu(mtmp, rnd(6));
 235                 if (hitu(mtmp, rnd(6)) && tmp &&        /* hits with both paws */
 236                     !u.ustuck && rn2(2)) {
 237                         u.ustuck = mtmp;
 238                         kludge("%s has grabbed you!", "The owlbear");
 239                         u.uhp -= d(2, 8);
 240                 } else if (u.ustuck == mtmp) {
 241                         u.uhp -= d(2, 8);
 242                         pline("You are being crushed.");
 243                 }
 244                 break;
 245         case 'P':
 246                 if (ctmp && !rn2(4))
 247                         justswld(mtmp, "The purple worm");
 248                 else
 249                         (void) hitu(mtmp, d(2, 4));
 250                 break;
 251         case 'Q':
 252                 (void) hitu(mtmp, rnd(2));
 253                 (void) hitu(mtmp, rnd(2));
 254                 break;
 255         case 'R':
 256                 if (tmp && uarmh && !uarmh->rustfree &&
 257                     (int) uarmh->spe >= -1) {
 258                         pline("Your helmet rusts!");
 259                         uarmh->spe--;
 260                 } else if (ctmp && uarm && !uarm->rustfree &&   /* Mike Newton */
 261                            uarm->otyp < STUDDED_LEATHER_ARMOR &&
 262                            (int) uarm->spe >= -1) {
 263                         pline("Your armor rusts!");
 264                         uarm->spe--;
 265                 }
 266                 break;
 267         case 'S':
 268                 if (ctmp && !rn2(8)) {
 269                         poisoned("snake's bite", mdat->mname);
 270                 }
 271                 break;
 272         case 's':
 273                 if (tmp && !rn2(8)) {
 274                         poisoned("scorpion's sting", mdat->mname);
 275                 }
 276                 (void) hitu(mtmp, rnd(8));
 277                 (void) hitu(mtmp, rnd(8));
 278                 break;
 279         case 'T':
 280                 (void) hitu(mtmp, rnd(6));
 281                 (void) hitu(mtmp, rnd(6));
 282                 break;
 283         case 't':
 284                 if (!rn2(5))
 285                         rloc(mtmp);
 286                 break;
 287         case 'u':
 288                 mtmp->mflee = 1;
 289                 break;
 290         case 'U':
 291                 (void) hitu(mtmp, d(3, 4));
 292                 (void) hitu(mtmp, d(3, 4));
 293                 break;
 294         case 'v':
 295                 if (ctmp && !u.ustuck)
 296                         u.ustuck = mtmp;
 297                 break;
 298         case 'V':
 299                 if (tmp)
 300                         u.uhp -= 4;
 301                 if (ctmp)
 302                         losexp();
 303                 break;
 304         case 'W':
 305                 if (ctmp)
 306                         losexp();
 307                 break;
 308 #ifndef NOWORM
 309         case 'w':
 310                 if (tmp)
 311                         wormhit(mtmp);
 312 #endif  /* NOWORM */
 313                 break;
 314         case 'X':
 315                 (void) hitu(mtmp, rnd(5));
 316                 (void) hitu(mtmp, rnd(5));
 317                 (void) hitu(mtmp, rnd(5));
 318                 break;
 319         case 'x':
 320                 {
 321                         long            side = rn2(2) ? RIGHT_SIDE : LEFT_SIDE;
 322                         pline("%s pricks in your %s leg!",
 323                               Monnam(mtmp), (side == RIGHT_SIDE) ? "right" : "left");
 324                         set_wounded_legs(side, rnd(50));
 325                         losehp_m(2, mtmp);
 326                         break;
 327                 }
 328         case 'y':
 329                 if (mtmp->mcan)
 330                         break;
 331                 mondead(mtmp);
 332                 if (!Blind) {
 333                         pline("You are blinded by a blast of light!");
 334                         Blind = d(4, 12);
 335                         seeoff(0);
 336                 }
 337                 return (1);
 338         case 'Y':
 339                 (void) hitu(mtmp, rnd(6));
 340                 break;
 341         }
 342         if (u.uhp < 1)
 343                 done_in_by(mtmp);
 344         return (0);
 345 }
 346
 347 int
 348 hitu(mtmp, dam)
 349         struct monst   *mtmp;
 350         int dam;
 351 {
 352         int tmp, res;
 353
 354         nomul(0);
 355         if (u.uswallow)
 356                 return (0);
 357
 358         if (mtmp->mhide && mtmp->mundetected) {
 359                 mtmp->mundetected = 0;
 360                 if (!Blind) {
 361                         struct obj     *obj;
 362                         if ((obj = o_at(mtmp->mx, mtmp->my)) != NULL)
 363                                 pline("%s was hidden under %s!",
 364                                       Xmonnam(mtmp), doname(obj));
 365                 }
 366         }
 367         tmp = u.uac;
 368         /* give people with Ac = -10 at least some vulnerability */
 369         if (tmp < 0) {
 370                 dam += tmp;     /* decrease damage */
 371                 if (dam <= 0)
 372                         dam = 1;
 373                 tmp = -rn2(-tmp);
 374         }
 375         tmp += mtmp->data->mlevel;
 376         if (multi < 0)
 377                 tmp += 4;
 378         if ((Invis && mtmp->data->mlet != 'I') || !mtmp->mcansee)
 379                 tmp -= 2;
 380         if (mtmp->mtrapped)
 381                 tmp -= 2;
 382         if (tmp <= rnd(20)) {
 383                 if (Blind)
 384                         pline("It misses.");
 385                 else
 386                         pline("%s misses.", Monnam(mtmp));
 387                 res = 0;
 388         } else {
 389                 if (Blind)
 390                         pline("It hits!");
 391                 else
 392                         pline("%s hits!", Monnam(mtmp));
 393                 losehp_m(dam, mtmp);
 394                 res = 1;
 395         }
 396         stop_occupation();
 397         return (res);
 398 }