hack/hack.wizard.c

   1 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2 /* hack.wizard.c - version 1.0.3 */
   3
   4 /* wizard code - inspired by rogue code from Merlyn Leroy (digi-g!brian) */
   5
   6 #include "hack.h"
   7 extern struct permonst pm_wizard;
   8 extern struct monst *makemon();
   9
  10 #define WIZSHOT     6   /* one chance in WIZSHOT that wizard will try magic */
  11 #define BOLT_LIM    8   /* from this distance D and 1 will try to hit you */
  12
  13 char wizapp[] = "@DNPTUVXcemntx";
  14
  15 /* If he has found the Amulet, make the wizard appear after some time */
  16 amulet(){
  17         register struct obj *otmp;
  18         register struct monst *mtmp;
  19
  20         if(!flags.made_amulet || !flags.no_of_wizards)
  21                 return;
  22         /* find wizard, and wake him if necessary */
  23         for(mtmp = fmon; mtmp; mtmp = mtmp->nmon)
  24             if(mtmp->data->mlet == '1' && mtmp->msleep && !rn2(40))
  25                 for(otmp = invent; otmp; otmp = otmp->nobj)
  26                     if(otmp->olet == AMULET_SYM && !otmp->spe) {
  27                         mtmp->msleep = 0;
  28                         if(dist(mtmp->mx,mtmp->my) > 2)
  29                             pline(
  30     "You get the creepy feeling that somebody noticed your taking the Amulet."
  31                             );
  32                         return;
  33                     }
  34 }
  35
  36 wiz_hit(mtmp)
  37 register struct monst *mtmp;
  38 {
  39         /* if we have stolen or found the amulet, we disappear */
  40         if(mtmp->minvent && mtmp->minvent->olet == AMULET_SYM &&
  41             mtmp->minvent->spe == 0) {
  42                 /* vanish -- very primitive */
  43                 fall_down(mtmp);
  44                 return(1);
  45         }
  46
  47         /* if it is lying around someplace, we teleport to it */
  48         if(!carrying(AMULET_OF_YENDOR)) {
  49             register struct obj *otmp;
  50
  51             for(otmp = fobj; otmp; otmp = otmp->nobj)
  52                 if(otmp->olet == AMULET_SYM && !otmp->spe) {
  53                     if((u.ux != otmp->ox || u.uy != otmp->oy) &&
  54                        !m_at(otmp->ox, otmp->oy)) {
  55
  56                         /* teleport to it and pick it up */
  57                         mtmp->mx = otmp->ox;
  58                         mtmp->my = otmp->oy;
  59                         freeobj(otmp);
  60                         mpickobj(mtmp, otmp);
  61                         pmon(mtmp);
  62                         return(0);
  63                     }
  64                     goto hithim;
  65                 }
  66             return(0);                          /* we don't know where it is */
  67         }
  68 hithim:
  69         if(rn2(2)) {                            /* hit - perhaps steal */
  70
  71             /* if hit 1/20 chance of stealing amulet & vanish
  72                 - amulet is on level 26 again. */
  73             if(hitu(mtmp, d(mtmp->data->damn,mtmp->data->damd))
  74                 && !rn2(20) && stealamulet(mtmp))
  75                 ;
  76         }
  77         else
  78             inrange(mtmp);                      /* try magic */
  79         return(0);
  80 }
  81
  82 inrange(mtmp)
  83 register struct monst *mtmp;
  84 {
  85         register schar tx,ty;
  86
  87         /* do nothing if cancelled (but make '1' say something) */
  88         if(mtmp->data->mlet != '1' && mtmp->mcan)
  89                 return;
  90
  91         /* spit fire only when both in a room or both in a corridor */
  92         if(inroom(u.ux,u.uy) != inroom(mtmp->mx,mtmp->my)) return;
  93         tx = u.ux - mtmp->mx;
  94         ty = u.uy - mtmp->my;
  95         if((!tx && abs(ty) < BOLT_LIM) || (!ty && abs(tx) < BOLT_LIM)
  96             || (abs(tx) == abs(ty) && abs(tx) < BOLT_LIM)){
  97             switch(mtmp->data->mlet) {
  98             case 'D':
  99                 /* spit fire in the direction of @ (not nec. hitting) */
 100                 buzz(-1,mtmp->mx,mtmp->my,sgn(tx),sgn(ty));
 101                 break;
 102             case '1':
 103                 if(rn2(WIZSHOT)) break;
 104                 /* if you zapped wizard with wand of cancellation,
 105                 he has to shake off the effects before he can throw
 106                 spells successfully.  1/2 the time they fail anyway */
 107                 if(mtmp->mcan || rn2(2)) {
 108                     if(canseemon(mtmp))
 109                         pline("%s makes a gesture, then curses.",
 110                             Monnam(mtmp));
 111                     else
 112                         pline("You hear mumbled cursing.");
 113                     if(!rn2(3)) {
 114                         mtmp->mspeed = 0;
 115                         mtmp->minvis = 0;
 116                     }
 117                     if(!rn2(3))
 118                         mtmp->mcan = 0;
 119                 } else {
 120                     if(canseemon(mtmp)){
 121                         if(!rn2(6) && !Invis) {
 122                             pline("%s hypnotizes you.", Monnam(mtmp));
 123                             nomul(rn2(3) + 3);
 124                             break;
 125                         } else
 126                             pline("%s chants an incantation.",
 127                                 Monnam(mtmp));
 128                     } else
 129                             pline("You hear a mumbled incantation.");
 130                     switch(rn2(Invis ? 5 : 6)) {
 131                     case 0:
 132                         /* create a nasty monster from a deep level */
 133                         /* (for the moment, 'nasty' is not implemented) */
 134                         (void) makemon((struct permonst *)0, u.ux, u.uy);
 135                         break;
 136                     case 1:
 137                         pline("\"Destroy the thief, my pets!\"");
 138                         aggravate();    /* aggravate all the monsters */
 139                         /* fall into next case */
 140                     case 2:
 141                         if (flags.no_of_wizards == 1 && rnd(5) == 0)
 142                             /* if only 1 wizard, clone himself */
 143                             clonewiz(mtmp);
 144                         break;
 145                     case 3:
 146                         if(mtmp->mspeed == MSLOW)
 147                                 mtmp->mspeed = 0;
 148                         else
 149                                 mtmp->mspeed = MFAST;
 150                         break;
 151                     case 4:
 152                         mtmp->minvis = 1;
 153                         break;
 154                     case 5:
 155                         /* Only if not Invisible */
 156                         pline("You hear a clap of thunder!");
 157                         /* shoot a bolt of fire or cold, or a sleep ray */
 158                         buzz(-rnd(3),mtmp->mx,mtmp->my,sgn(tx),sgn(ty));
 159                         break;
 160                     }
 161                 }
 162             }
 163             if(u.uhp < 1) done_in_by(mtmp);
 164         }
 165 }
 166
 167 aggravate()
 168 {
 169         register struct monst *mtmp;
 170
 171         for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) {
 172                 mtmp->msleep = 0;
 173                 if(mtmp->mfroz && !rn2(5))
 174                         mtmp->mfroz = 0;
 175         }
 176 }
 177
 178 clonewiz(mtmp)
 179 register struct monst *mtmp;
 180 {
 181         register struct monst *mtmp2;
 182
 183         if(mtmp2 = makemon(PM_WIZARD, mtmp->mx, mtmp->my)) {
 184                 flags.no_of_wizards = 2;
 185                 unpmon(mtmp2);
 186                 mtmp2->mappearance = wizapp[rn2(sizeof(wizapp)-1)];
 187                 pmon(mtmp);
 188         }
 189 }