include/objclass.h

   1 /* NetHack 3.6  objclass.h      $NHDT-Date: 1462067744 2016/05/01 01:55:44 $  $NHDT-Branch: NetHack-3.6.0 $:$NHDT-Revision: 1.16 $ */
   2 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
   3 /* NetHack may be freely redistributed.  See license for details. */
   4
   5 #ifndef OBJCLASS_H
   6 #define OBJCLASS_H
   7
   8 /* [misnamed] definition of a type of object */
   9
  10 struct objclass {
  11     short oc_name_idx;              /* index of actual name */
  12     short oc_descr_idx;             /* description when name unknown */
  13     char *oc_uname;                 /* called by user */
  14     Bitfield(oc_name_known, 1);
  15     Bitfield(oc_merge, 1);          /* merge otherwise equal objects */
  16     Bitfield(oc_uses_known, 1);     /* obj->known affects full description;
  17                                        otherwise, obj->dknown and obj->bknown
  18                                        tell all, and obj->known should always
  19                                        be set for proper merging behavior. */
  20     Bitfield(oc_pre_discovered, 1); /* Already known at start of game;
  21                                        won't be listed as a discovery. */
  22     Bitfield(oc_magic, 1);          /* inherently magical object */
  23     Bitfield(oc_charged, 1);        /* may have +n or (n) charges */
  24     Bitfield(oc_unique, 1);         /* special one-of-a-kind object */
  25     Bitfield(oc_nowish, 1);         /* cannot wish for this object */
  26
  27     Bitfield(oc_big, 1);
  28 #define oc_bimanual oc_big /* for weapons & tools used as weapons */
  29 #define oc_bulky oc_big    /* for armor */
  30     Bitfield(oc_tough, 1); /* hard gems/rings */
  31
  32     Bitfield(oc_dir, 2);
  33 #define NODIR 1     /* for wands/spells: non-directional */
  34 #define IMMEDIATE 2 /*               directional */
  35 #define RAY 3       /*               zap beams */
  36
  37 #define PIERCE 1 /* for weapons & tools used as weapons */
  38 #define SLASH 2  /* (latter includes iron ball & chain) */
  39 #define WHACK 0
  40
  41     /*Bitfield(oc_subtyp,3);*/ /* Now too big for a bitfield... see below */
  42
  43     Bitfield(oc_material, 5);
  44 #define LIQUID 1 /* currently only for venom */
  45 #define WAX 2
  46 #define VEGGY 3 /* foodstuffs */
  47 #define FLESH 4 /*   ditto    */
  48 #define PAPER 5
  49 #define CLOTH 6
  50 #define LEATHER 7
  51 #define WOOD 8
  52 #define BONE 9
  53 #define DRAGON_HIDE 10 /* not leather! */
  54 #define IRON 11        /* Fe - includes steel */
  55 #define METAL 12       /* Sn, &c. */
  56 #define COPPER 13      /* Cu - includes brass */
  57 #define SILVER 14      /* Ag */
  58 #define GOLD 15        /* Au */
  59 #define PLATINUM 16    /* Pt */
  60 #define MITHRIL 17
  61 #define PLASTIC 18
  62 #define GLASS 19
  63 #define GEMSTONE 20
  64 #define MINERAL 21
  65
  66 #define is_organic(otmp) (objects[otmp->otyp].oc_material <= WOOD)
  67 #define is_metallic(otmp)                    \
  68     (objects[otmp->otyp].oc_material >= IRON \
  69      && objects[otmp->otyp].oc_material <= MITHRIL)
  70
  71 /* primary damage: fire/rust/--- */
  72 /* is_flammable(otmp), is_rottable(otmp) in mkobj.c */
  73 #define is_rustprone(otmp) (objects[otmp->otyp].oc_material == IRON)
  74
  75 /* secondary damage: rot/acid/acid */
  76 #define is_corrodeable(otmp)                   \
  77     (objects[otmp->otyp].oc_material == COPPER \
  78      || objects[otmp->otyp].oc_material == IRON)
  79
  80 #define is_damageable(otmp)                                        \
  81     (is_rustprone(otmp) || is_flammable(otmp) || is_rottable(otmp) \
  82      || is_corrodeable(otmp))
  83
  84     schar oc_subtyp;
  85 #define oc_skill oc_subtyp  /* Skills of weapons, spellbooks, tools, gems */
  86 #define oc_armcat oc_subtyp /* for armor */
  87 #define ARM_SHIELD 1        /* needed for special wear function */
  88 #define ARM_HELM 2
  89 #define ARM_GLOVES 3
  90 #define ARM_BOOTS 4
  91 #define ARM_CLOAK 5
  92 #define ARM_SHIRT 6
  93 #define ARM_SUIT 0
  94
  95     uchar oc_oprop; /* property (invis, &c.) conveyed */
  96     char oc_class;  /* object class */
  97     schar oc_delay; /* delay when using such an object */
  98     uchar oc_color; /* color of the object */
  99
 100     short oc_prob;            /* probability, used in mkobj() */
 101     unsigned short oc_weight; /* encumbrance (1 cn = 0.1 lb.) */
 102     short oc_cost;            /* base cost in shops */
 103     /* Check the AD&D rules!  The FIRST is small monster damage. */
 104     /* for weapons, and tools, rocks, and gems useful as weapons */
 105     schar oc_wsdam, oc_wldam; /* max small/large monster damage */
 106     schar oc_oc1, oc_oc2;
 107 #define oc_hitbon oc_oc1 /* weapons: "to hit" bonus */
 108
 109 #define a_ac oc_oc1     /* armor class, used in ARM_BONUS in do.c */
 110 #define a_can oc_oc2    /* armor: used in mhitu.c */
 111 #define oc_level oc_oc2 /* books: spell level */
 112
 113     unsigned short oc_nutrition; /* food value */
 114 };
 115
 116 struct class_sym {
 117     char sym;
 118     const char *name;
 119     const char *explain;
 120 };
 121
 122 struct objdescr {
 123     const char *oc_name;  /* actual name */
 124     const char *oc_descr; /* description when name unknown */
 125 };
 126
 127 extern NEARDATA struct objclass objects[];
 128 extern NEARDATA struct objdescr obj_descr[];
 129
 130 /*
 131  * All objects have a class. Make sure that all classes have a corresponding
 132  * symbol below.
 133  */
 134 enum obj_class_types {
 135     RANDOM_CLASS = 0, /* used for generating random objects */
 136     ILLOBJ_CLASS,
 137     WEAPON_CLASS,
 138     ARMOR_CLASS,
 139     RING_CLASS,
 140     AMULET_CLASS,
 141     TOOL_CLASS,
 142     FOOD_CLASS,
 143     POTION_CLASS,
 144     SCROLL_CLASS,
 145     SPBOOK_CLASS, /* actually SPELL-book */
 146     WAND_CLASS,
 147     COIN_CLASS,
 148     GEM_CLASS,
 149     ROCK_CLASS,
 150     BALL_CLASS,
 151     CHAIN_CLASS,
 152     VENOM_CLASS,
 153
 154     MAXOCLASSES
 155 };
 156
 157 #define ALLOW_COUNT (MAXOCLASSES + 1) /* Can be used in the object class    */
 158 #define ALL_CLASSES (MAXOCLASSES + 2) /* input to getobj().                 */
 159 #define ALLOW_NONE  (MAXOCLASSES + 3)
 160
 161 #define BURNING_OIL (MAXOCLASSES + 1) /* Can be used as input to explode.   */
 162 #define MON_EXPLODE (MAXOCLASSES + 2) /* Exploding monster (e.g. gas spore) */
 163
 164 #if 0 /* moved to decl.h so that makedefs.c won't see them */
 165 extern const struct class_sym
 166         def_oc_syms[MAXOCLASSES];       /* default class symbols */
 167 extern uchar oc_syms[MAXOCLASSES];      /* current class symbols */
 168 #endif
 169
 170 /* Default definitions of all object-symbols (must match classes above). */
 171
 172 #define ILLOBJ_SYM ']' /* also used for mimics */
 173 #define WEAPON_SYM ')'
 174 #define ARMOR_SYM '['
 175 #define RING_SYM '='
 176 #define AMULET_SYM '"'
 177 #define TOOL_SYM '('
 178 #define FOOD_SYM '%'
 179 #define POTION_SYM '!'
 180 #define SCROLL_SYM '?'
 181 #define SPBOOK_SYM '+'
 182 #define WAND_SYM '/'
 183 #define GOLD_SYM '$'
 184 #define GEM_SYM '*'
 185 #define ROCK_SYM '`'
 186 #define BALL_SYM '0'
 187 #define CHAIN_SYM '_'
 188 #define VENOM_SYM '.'
 189
 190 struct fruit {
 191     char fname[PL_FSIZ];
 192     int fid;
 193     struct fruit *nextf;
 194 };
 195 #define newfruit() (struct fruit *) alloc(sizeof(struct fruit))
 196 #define dealloc_fruit(rind) free((genericptr_t)(rind))
 197
 198 #define OBJ_NAME(obj) (obj_descr[(obj).oc_name_idx].oc_name)
 199 #define OBJ_DESCR(obj) (obj_descr[(obj).oc_descr_idx].oc_descr)
 200 #endif /* OBJCLASS_H */