2.11BSD#431 - /usr/src/games/hack/hack.mkobj.c

   1: /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   2: /* hack.mkobj.c - version 1.0.3 */
   3: 
   4: #include "hack.h"
   5: 
   6: char mkobjstr[] = "))[[!!!!????%%%%/=**))[[!!!!????%%%%/=**(%";
   7: struct obj *mkobj(), *mksobj();
   8: 
   9: struct obj *
  10: mkobj_at(let,x,y)
  11: register let,x,y;
  12: {
  13:     register struct obj *otmp = mkobj(let);
  14:     otmp->ox = x;
  15:     otmp->oy = y;
  16:     otmp->nobj = fobj;
  17:     fobj = otmp;
  18:     return(otmp);
  19: }
  20: 
  21: mksobj_at(otyp,x,y)
  22: register otyp,x,y;
  23: {
  24:     register struct obj *otmp = mksobj(otyp);
  25:     otmp->ox = x;
  26:     otmp->oy = y;
  27:     otmp->nobj = fobj;
  28:     fobj = otmp;
  29: }
  30: 
  31: struct obj *
  32: mkobj(let) {
  33:     if(!let)
  34:         let = mkobjstr[rn2(sizeof(mkobjstr) - 1)];
  35:     return(
  36:         mksobj(
  37:         letter(let) ?
  38:             CORPSE + ((let > 'Z') ? (let-'a'+'Z'-'@'+1) : (let-'@'))
  39:         :   probtype(let)
  40:         )
  41:     );
  42: }
  43: 
  44: 
  45: struct obj zeroobj;
  46: 
  47: struct obj *
  48: mksobj(otyp)
  49: register otyp;
  50: {
  51:     register struct obj *otmp;
  52:     char let = objects[otyp].oc_olet;
  53: 
  54:     otmp = newobj(0);
  55:     *otmp = zeroobj;
  56:     otmp->age = moves;
  57:     otmp->o_id = flags.ident++;
  58:     otmp->quan = 1;
  59:     otmp->olet = let;
  60:     otmp->otyp = otyp;
  61:     otmp->dknown = index("/=!?*", let) ? 0 : 1;
  62:     switch(let) {
  63:     case WEAPON_SYM:
  64:         otmp->quan = (otmp->otyp <= ROCK) ? rn1(6,6) : 1;
  65:         if(!rn2(11)) otmp->spe = rnd(3);
  66:         else if(!rn2(10)) {
  67:             otmp->cursed = 1;
  68:             otmp->spe = -rnd(3);
  69:         }
  70:         break;
  71:     case FOOD_SYM:
  72:         if(otmp->otyp >= CORPSE) break;
  73: #ifdef NOT_YET_IMPLEMENTED
  74:         /* if tins are to be identified, need to adapt doname() etc */
  75:         if(otmp->otyp == TIN)
  76:             otmp->spe = rnd(...);
  77: #endif NOT_YET_IMPLEMENTED
  78:         /* fall into next case */
  79:     case GEM_SYM:
  80:         otmp->quan = rn2(6) ? 1 : 2;
  81:     case TOOL_SYM:
  82:     case CHAIN_SYM:
  83:     case BALL_SYM:
  84:     case ROCK_SYM:
  85:     case POTION_SYM:
  86:     case SCROLL_SYM:
  87:     case AMULET_SYM:
  88:         break;
  89:     case ARMOR_SYM:
  90:         if(!rn2(8)) otmp->cursed = 1;
  91:         if(!rn2(10)) otmp->spe = rnd(3);
  92:         else if(!rn2(9)) {
  93:             otmp->spe = -rnd(3);
  94:             otmp->cursed = 1;
  95:         }
  96:         break;
  97:     case WAND_SYM:
  98:         if(otmp->otyp == WAN_WISHING) otmp->spe = 3; else
  99:         otmp->spe = rn1(5,
 100:             (objects[otmp->otyp].bits & NODIR) ? 11 : 4);
 101:         break;
 102:     case RING_SYM:
 103:         if(objects[otmp->otyp].bits & SPEC) {
 104:             if(!rn2(3)) {
 105:                 otmp->cursed = 1;
 106:                 otmp->spe = -rnd(2);
 107:             } else otmp->spe = rnd(2);
 108:         } else if(otmp->otyp == RIN_TELEPORTATION ||
 109:               otmp->otyp == RIN_AGGRAVATE_MONSTER ||
 110:               otmp->otyp == RIN_HUNGER || !rn2(9))
 111:             otmp->cursed = 1;
 112:         break;
 113:     default:
 114:         panic("impossible mkobj");
 115:     }
 116:     otmp->owt = weight(otmp);
 117:     return(otmp);
 118: }
 119: 
 120: letter(c) {
 121:     return(('@' <= c && c <= 'Z') || ('a' <= c && c <= 'z'));
 122: }
 123: 
 124: weight(obj)
 125: register struct obj *obj;
 126: {
 127: /* KLUDGE -- our C chokes on the return below if `wt' is register */
 128: /* register */ int wt = objects[obj->otyp].oc_weight;
 129:     return(wt ? wt*obj->quan : (obj->quan + 1)/2);
 130: }
 131: 
 132: mkgold(num,x,y)
 133: register long num;
 134: {
 135:     register struct gold *gold;
 136:     register long amount = (num ? num : 1 + (rnd(dlevel+2) * rnd(30)));
 137: 
 138:     if(gold = g_at(x,y))
 139:         gold->amount += amount;
 140:     else {
 141:         gold = newgold();
 142:         gold->ngold = fgold;
 143:         gold->gx = x;
 144:         gold->gy = y;
 145:         gold->amount = amount;
 146:         fgold = gold;
 147:         /* do sth with display? */
 148:     }
 149: }

Defined functions

Defined variables