games/hack/hack.potion.c

   1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2 /* hack.potion.c - version 1.0.3 */
   3 /* $FreeBSD: src/games/hack/hack.potion.c,v 1.5 1999/11/16 10:26:37 marcel Exp $ */
   4 /* $DragonFly: src/games/hack/hack.potion.c,v 1.3 2005/05/22 03:37:05 y0netan1 Exp $ */
   5
   6 #include "hack.h"
   7 extern int float_down();
   8 extern struct monst youmonst;
   9 extern struct monst *makemon();
  10
  11 dodrink() {
  12         struct obj *otmp,*objs;
  13         struct monst *mtmp;
  14         int unkn = 0, nothing = 0;
  15
  16         otmp = getobj("!", "drink");
  17         if(!otmp) return(0);
  18         if(!strcmp(objects[otmp->otyp].oc_descr, "smoky") && !rn2(13)) {
  19                 ghost_from_bottle();
  20                 goto use_it;
  21         }
  22         switch(otmp->otyp){
  23         case POT_RESTORE_STRENGTH:
  24                 unkn++;
  25                 pline("Wow!  This makes you feel great!");
  26                 if(u.ustr < u.ustrmax) {
  27                         u.ustr = u.ustrmax;
  28                         flags.botl = 1;
  29                 }
  30                 break;
  31         case POT_BOOZE:
  32                 unkn++;
  33                 pline("Ooph!  This tastes like liquid fire!");
  34                 Confusion += d(3,8);
  35                 /* the whiskey makes us feel better */
  36                 if(u.uhp < u.uhpmax) losehp(-1, "bottle of whiskey");
  37                 if(!rn2(4)) {
  38                         pline("You pass out.");
  39                         multi = -rnd(15);
  40                         nomovemsg = "You awake with a headache.";
  41                 }
  42                 break;
  43         case POT_INVISIBILITY:
  44                 if(Invis || See_invisible)
  45                   nothing++;
  46                 else {
  47                   if(!Blind)
  48                     pline("Gee!  All of a sudden, you can't see yourself.");
  49                   else
  50                     pline("You feel rather airy."), unkn++;
  51                   newsym(u.ux,u.uy);
  52                 }
  53                 Invis += rn1(15,31);
  54                 break;
  55         case POT_FRUIT_JUICE:
  56                 pline("This tastes like fruit juice.");
  57                 lesshungry(20);
  58                 break;
  59         case POT_HEALING:
  60                 pline("You begin to feel better.");
  61                 flags.botl = 1;
  62                 u.uhp += rnd(10);
  63                 if(u.uhp > u.uhpmax)
  64                         u.uhp = ++u.uhpmax;
  65                 if(Blind) Blind = 1;    /* see on next move */
  66                 if(Sick) Sick = 0;
  67                 break;
  68         case POT_PARALYSIS:
  69                 if(Levitation)
  70                         pline("You are motionlessly suspended.");
  71                 else
  72                         pline("Your feet are frozen to the floor!");
  73                 nomul(-(rn1(10,25)));
  74                 break;
  75         case POT_MONSTER_DETECTION:
  76                 if(!fmon) {
  77                         strange_feeling(otmp, "You feel threatened.");
  78                         return(1);
  79                 } else {
  80                         cls();
  81                         for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
  82                                 if(mtmp->mx > 0)
  83                                 at(mtmp->mx,mtmp->my,mtmp->data->mlet);
  84                         prme();
  85                         pline("You sense the presence of monsters.");
  86                         more();
  87                         docrt();
  88                 }
  89                 break;
  90         case POT_OBJECT_DETECTION:
  91                 if(!fobj) {
  92                         strange_feeling(otmp, "You feel a pull downward.");
  93                         return(1);
  94                 } else {
  95                     for(objs = fobj; objs; objs = objs->nobj)
  96                         if(objs->ox != u.ux || objs->oy != u.uy)
  97                                 goto outobjmap;
  98                     pline("You sense the presence of objects close nearby.");
  99                     break;
 100                 outobjmap:
 101                         cls();
 102                         for(objs = fobj; objs; objs = objs->nobj)
 103                                 at(objs->ox,objs->oy,objs->olet);
 104                         prme();
 105                         pline("You sense the presence of objects.");
 106                         more();
 107                         docrt();
 108                 }
 109                 break;
 110         case POT_SICKNESS:
 111                 pline("Yech! This stuff tastes like poison.");
 112                 if(Poison_resistance)
 113     pline("(But in fact it was biologically contaminated orange juice.)");
 114                 losestr(rn1(4,3));
 115                 losehp(rnd(10), "contaminated potion");
 116                 break;
 117         case POT_CONFUSION:
 118                 if(!Confusion)
 119                         pline("Huh, What?  Where am I?");
 120                 else
 121                         nothing++;
 122                 Confusion += rn1(7,16);
 123                 break;
 124         case POT_GAIN_STRENGTH:
 125                 pline("Wow do you feel strong!");
 126                 if(u.ustr >= 118) break;        /* > 118 is impossible */
 127                 if(u.ustr > 17) u.ustr += rnd(118-u.ustr);
 128                 else u.ustr++;
 129                 if(u.ustr > u.ustrmax) u.ustrmax = u.ustr;
 130                 flags.botl = 1;
 131                 break;
 132         case POT_SPEED:
 133                 if(Wounded_legs) {
 134                         heal_legs();
 135                         unkn++;
 136                         break;
 137                 }
 138                 if(!(Fast & ~INTRINSIC))
 139                         pline("You are suddenly moving much faster.");
 140                 else
 141                         pline("Your legs get new energy."), unkn++;
 142                 Fast += rn1(10,100);
 143                 break;
 144         case POT_BLINDNESS:
 145                 if(!Blind)
 146                         pline("A cloud of darkness falls upon you.");
 147                 else
 148                         nothing++;
 149                 Blind += rn1(100,250);
 150                 seeoff(0);
 151                 break;
 152         case POT_GAIN_LEVEL:
 153                 pluslvl();
 154                 break;
 155         case POT_EXTRA_HEALING:
 156                 pline("You feel much better.");
 157                 flags.botl = 1;
 158                 u.uhp += d(2,20)+1;
 159                 if(u.uhp > u.uhpmax)
 160                         u.uhp = (u.uhpmax += 2);
 161                 if(Blind) Blind = 1;
 162                 if(Sick) Sick = 0;
 163                 break;
 164         case POT_LEVITATION:
 165                 if(!Levitation)
 166                         float_up();
 167                 else
 168                         nothing++;
 169                 Levitation += rnd(100);
 170                 u.uprops[PROP(RIN_LEVITATION)].p_tofn = float_down;
 171                 break;
 172         default:
 173                 impossible("What a funny potion! (%u)", otmp->otyp);
 174                 return(0);
 175         }
 176         if(nothing) {
 177             unkn++;
 178             pline("You have a peculiar feeling for a moment, then it passes.");
 179         }
 180         if(otmp->dknown && !objects[otmp->otyp].oc_name_known) {
 181                 if(!unkn) {
 182                         objects[otmp->otyp].oc_name_known = 1;
 183                         more_experienced(0,10);
 184                 } else if(!objects[otmp->otyp].oc_uname)
 185                         docall(otmp);
 186         }
 187 use_it:
 188         useup(otmp);
 189         return(1);
 190 }
 191
 192 pluslvl()
 193 {
 194         int num;
 195
 196         pline("You feel more experienced.");
 197         num = rnd(10);
 198         u.uhpmax += num;
 199         u.uhp += num;
 200         if(u.ulevel < 14) {
 201                 extern long newuexp();
 202
 203                 u.uexp = newuexp()+1;
 204                 pline("Welcome to experience level %u.", ++u.ulevel);
 205         }
 206         flags.botl = 1;
 207 }
 208
 209 strange_feeling(obj,txt)
 210 struct obj *obj;
 211 char *txt;
 212 {
 213         if(flags.beginner)
 214             pline("You have a strange feeling for a moment, then it passes.");
 215         else
 216             pline(txt);
 217         if(!objects[obj->otyp].oc_name_known && !objects[obj->otyp].oc_uname)
 218                 docall(obj);
 219         useup(obj);
 220 }
 221
 222 static const char *bottlenames[] = {
 223         "bottle", "phial", "flagon", "carafe", "flask", "jar", "vial"
 224 };
 225
 226 potionhit(mon, obj)
 227 struct monst *mon;
 228 struct obj *obj;
 229 {
 230         extern char *xname();
 231         const char *botlnam = bottlenames[rn2(SIZE(bottlenames))];
 232         boolean uclose, isyou = (mon == &youmonst);
 233
 234         if(isyou) {
 235                 uclose = TRUE;
 236                 pline("The %s crashes on your head and breaks into shivers.",
 237                         botlnam);
 238                 losehp(rnd(2), "thrown potion");
 239         } else {
 240                 uclose = (dist(mon->mx,mon->my) < 3);
 241                 /* perhaps 'E' and 'a' have no head? */
 242                 pline("The %s crashes on %s's head and breaks into shivers.",
 243                         botlnam, monnam(mon));
 244                 if(rn2(5) && mon->mhp > 1)
 245                         mon->mhp--;
 246         }
 247         pline("The %s evaporates.", xname(obj));
 248
 249         if(!isyou && !rn2(3)) switch(obj->otyp) {
 250
 251         case POT_RESTORE_STRENGTH:
 252         case POT_GAIN_STRENGTH:
 253         case POT_HEALING:
 254         case POT_EXTRA_HEALING:
 255                 if(mon->mhp < mon->mhpmax) {
 256                         mon->mhp = mon->mhpmax;
 257                         pline("%s looks sound and hale again!", Monnam(mon));
 258                 }
 259                 break;
 260         case POT_SICKNESS:
 261                 if(mon->mhpmax > 3)
 262                         mon->mhpmax /= 2;
 263                 if(mon->mhp > 2)
 264                         mon->mhp /= 2;
 265                 break;
 266         case POT_CONFUSION:
 267         case POT_BOOZE:
 268                 mon->mconf = 1;
 269                 break;
 270         case POT_INVISIBILITY:
 271                 unpmon(mon);
 272                 mon->minvis = 1;
 273                 pmon(mon);
 274                 break;
 275         case POT_PARALYSIS:
 276                 mon->mfroz = 1;
 277                 break;
 278         case POT_SPEED:
 279                 mon->mspeed = MFAST;
 280                 break;
 281         case POT_BLINDNESS:
 282                 mon->mblinded |= 64 + rn2(64);
 283                 break;
 284 /*
 285         case POT_GAIN_LEVEL:
 286         case POT_LEVITATION:
 287         case POT_FRUIT_JUICE:
 288         case POT_MONSTER_DETECTION:
 289         case POT_OBJECT_DETECTION:
 290                 break;
 291 */
 292         }
 293         if(uclose && rn2(5))
 294                 potionbreathe(obj);
 295         obfree(obj, Null(obj));
 296 }
 297
 298 potionbreathe(obj)
 299 struct obj *obj;
 300 {
 301         switch(obj->otyp) {
 302         case POT_RESTORE_STRENGTH:
 303         case POT_GAIN_STRENGTH:
 304                 if(u.ustr < u.ustrmax) u.ustr++, flags.botl = 1;
 305                 break;
 306         case POT_HEALING:
 307         case POT_EXTRA_HEALING:
 308                 if(u.uhp < u.uhpmax) u.uhp++, flags.botl = 1;
 309                 break;
 310         case POT_SICKNESS:
 311                 if(u.uhp <= 5) u.uhp = 1; else u.uhp -= 5;
 312                 flags.botl = 1;
 313                 break;
 314         case POT_CONFUSION:
 315         case POT_BOOZE:
 316                 if(!Confusion)
 317                         pline("You feel somewhat dizzy.");
 318                 Confusion += rnd(5);
 319                 break;
 320         case POT_INVISIBILITY:
 321                 pline("For an instant you couldn't see your right hand.");
 322                 break;
 323         case POT_PARALYSIS:
 324                 pline("Something seems to be holding you.");
 325                 nomul(-rnd(5));
 326                 break;
 327         case POT_SPEED:
 328                 Fast += rnd(5);
 329                 pline("Your knees seem more flexible now.");
 330                 break;
 331         case POT_BLINDNESS:
 332                 if(!Blind) pline("It suddenly gets dark.");
 333                 Blind += rnd(5);
 334                 seeoff(0);
 335                 break;
 336 /*
 337         case POT_GAIN_LEVEL:
 338         case POT_LEVITATION:
 339         case POT_FRUIT_JUICE:
 340         case POT_MONSTER_DETECTION:
 341         case POT_OBJECT_DETECTION:
 342                 break;
 343 */
 344         }
 345         /* note: no obfree() */
 346 }
 347
 348 /*
 349  * -- rudimentary -- to do this correctly requires much more work
 350  * -- all sharp weapons get one or more qualities derived from the potions
 351  * -- texts on scrolls may be (partially) wiped out; do they become blank?
 352  * --   or does their effect change, like under Confusion?
 353  * -- all objects may be made invisible by POT_INVISIBILITY
 354  * -- If the flask is small, can one dip a large object? Does it magically
 355  * --   become a jug? Etc.
 356  */
 357 dodip(){
 358         struct obj *potion, *obj;
 359
 360         if(!(obj = getobj("#", "dip")))
 361                 return(0);
 362         if(!(potion = getobj("!", "dip into")))
 363                 return(0);
 364         pline("Interesting...");
 365         if(obj->otyp == ARROW || obj->otyp == DART ||
 366            obj->otyp == CROSSBOW_BOLT) {
 367                 if(potion->otyp == POT_SICKNESS) {
 368                         useup(potion);
 369                         if(obj->spe < 7) obj->spe++;    /* %% */
 370                 }
 371         }
 372         return(1);
 373 }
 374
 375 ghost_from_bottle(){
 376         extern struct permonst pm_ghost;
 377         struct monst *mtmp;
 378
 379         if(!(mtmp = makemon(PM_GHOST,u.ux,u.uy))){
 380                 pline("This bottle turns out to be empty.");
 381                 return;
 382         }
 383         mnexto(mtmp);
 384         pline("As you open the bottle, an enormous ghost emerges!");
 385         pline("You are frightened to death, and unable to move.");
 386         nomul(-3);
 387 }