| abstract
| - Below is the full text to obj.h from the source code of SLASH'EM 0.0.7E7F2. To link to a particular line, write [[SLASH'EM 0.0.7E7F2/obj.h#line123]], for example. The latest source code for vanilla NetHack is at Source code. 1. /* SCCS Id: @(#)obj.h 3.4 2002/01/07 */ 2. /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3. /* NetHack may be freely redistributed. See license for details. */ 4. 5. #ifndef OBJ_H 6. #define OBJ_H 7. 8. /* #define obj obj_nh */ /* uncomment for SCO UNIX, which has a conflicting 9. * typedef for "obj" in */ 10. 11. union vptrs { 12. struct obj *v_nexthere; /* floor location lists */ 13. struct obj *v_ocontainer; /* point back to container */ 14. struct monst *v_ocarry; /* point back to carrying monst */ 15. }; 16. 17. struct obj { 18. struct obj *nobj; 19. union vptrs v; 20. #define nexthere v.v_nexthere 21. #define ocontainer v.v_ocontainer 22. #define ocarry v.v_ocarry 23. 24. struct obj *cobj; /* contents list for containers */ 25. unsigned o_id; 26. xchar ox,oy; 27. short otyp; /* object class number */ 28. #ifdef UNPOLYPILE 29. short oldtyp; /* WAC for unpolymorph */ 30. #endif 31. unsigned owt; 32. long quan; /* number of items */ 33. 34. schar spe; /* quality of weapon, armor or ring (+ or -) 35. number of charges for wand ( >= -1 ) 36. marks your eggs, spinach tins 37. royal coffers for a court ( == 2) 38. tells which fruit a fruit is 39. special for uball and amulet 40. historic and gender for statues */ 41. #define STATUE_HISTORIC 0x01 42. #define STATUE_MALE 0x02 43. #define STATUE_FEMALE 0x04 44. char oclass; /* object class */ 45. char invlet; /* designation in inventory */ 46. char oartifact; /* artifact array index */ 47. schar altmode; /* alternate modes - eg. SMG, double Lightsaber */ 48. /* WP_MODEs are in decreasing speed */ 49. #define WP_MODE_AUTO 0 /* Max firing speed */ 50. #define WP_MODE_BURST 1 /* 1/3 of max rate */ 51. #define WP_MODE_SINGLE 2 /* Single shot */ 52. 53. xchar where; /* where the object thinks it is */ 54. #define OBJ_FREE 0 /* object not attached to anything */ 55. #define OBJ_FLOOR 1 /* object on floor */ 56. #define OBJ_CONTAINED 2 /* object in a container */ 57. #define OBJ_INVENT 3 /* object in the hero's inventory */ 58. #define OBJ_MINVENT 4 /* object in a monster inventory */ 59. #define OBJ_MIGRATING 5 /* object sent off to another level */ 60. #define OBJ_BURIED 6 /* object buried */ 61. #define OBJ_ONBILL 7 /* object on shk bill */ 62. #define NOBJ_STATES 8 63. xchar timed; /* # of fuses (timers) attached to this obj */ 64. 65. Bitfield(cursed,1); 66. Bitfield(blessed,1); 67. Bitfield(unpaid,1); /* on some bill */ 68. Bitfield(no_charge,1); /* if shk shouldn't charge for this */ 69. Bitfield(known,1); /* exact nature known */ 70. Bitfield(dknown,1); /* color or text known */ 71. Bitfield(bknown,1); /* blessing or curse known */ 72. Bitfield(rknown,1); /* rustproof or not known */ 73. 74. Bitfield(oeroded,2); /* rusted/burnt weapon/armor */ 75. Bitfield(oeroded2,2); /* corroded/rotted weapon/armor */ 76. #define greatest_erosion(otmp) (int)((otmp)->oeroded > (otmp)->oeroded2 ? (otmp)->oeroded : (otmp)->oeroded2) 77. #define MAX_ERODE 3 78. #define orotten oeroded /* rotten food */ 79. #define odiluted oeroded /* diluted potions */ 80. #define norevive oeroded2 81. Bitfield(oerodeproof,1); /* erodeproof weapon/armor */ 82. Bitfield(olocked,1); /* object is locked */ 83. #define oarmed olocked 84. #define odrained olocked /* drained corpse */ 85. Bitfield(obroken,1); /* lock has been broken */ 86. Bitfield(otrapped,1); /* container is trapped */ 87. /* or accidental tripped rolling boulder trap */ 88. #define opoisoned otrapped /* object (weapon) is coated with poison */ 89. 90. Bitfield(recharged,3); /* number of times it's been recharged */ 91. Bitfield(lamplit,1); /* a light-source -- can be lit */ 92. #ifdef INVISIBLE_OBJECTS 93. Bitfield(oinvis,1); /* invisible */ 94. #endif 95. Bitfield(greased,1); /* covered with grease */ 96. Bitfield(oattached,2); /* obj struct has special attachment */ 97. #define OATTACHED_NOTHING 0 98. #define OATTACHED_MONST 1 /* monst struct in oextra */ 99. #define OATTACHED_M_ID 2 /* monst id in oextra */ 100. #define OATTACHED_UNUSED3 3 101. Bitfield(in_use,1); /* for magic items before useup items */ 102. Bitfield(bypass,1); /* mark this as an object to be skipped by bhito() */ 103. 104. Bitfield(yours,1); /* obj is yours (eg. thrown by you) */ 105. Bitfield(was_thrown,1); /* thrown by the hero since last picked up */ 106. /* ? free bits */ 107. 108. int corpsenm; /* type of corpse is mons[corpsenm] */ 109. #define leashmon corpsenm /* gets m_id of attached pet */ 110. #define spestudied corpsenm /* # of times a spellbook has been studied */ 111. #define fromsink corpsenm /* a potion from a sink */ 112. unsigned oeaten; /* nutrition left in food, if partly eaten */ 113. long age; /* creation date */ 114. 115. uchar onamelth; /* length of name (following oxlth) */ 116. short oxlth; /* length of following data */ 117. /* in order to prevent alignment problems oextra should 118. be (or follow) a long int */ 119. long owornmask; 120. long oextra[1]; /* used for name of ordinary objects - length 121. is flexible; amount for tmp gold objects */ 122. }; 123. 124. #define newobj(xl) (struct obj *)alloc((unsigned)(xl) + sizeof(struct obj)) 125. #define ONAME(otmp) (((char *)(otmp)->oextra) + (otmp)->oxlth) 126. 127. /* All objects */ 128. #ifdef UNPOLYPILE 129. #define is_hazy(otmp) ((otmp)->oldtyp != STRANGE_OBJECT) 130. #endif 131. /* [ALI] None of the objects listed here can be picked up by normal monsters. 132. * If any such objects need to be marked as indestructible then consideration 133. * will need to be given to what happens when such a monster disappears 134. * carrying the object. 135. */ 136. #define evades_destruction(otmp) ( \ 137. (otmp)->otyp == AMULET_OF_YENDOR || \ 138. (otmp)->otyp == CANDELABRUM_OF_INVOCATION || \ 139. (otmp)->otyp == BELL_OF_OPENING || \ 140. (otmp)->otyp == SPE_BOOK_OF_THE_DEAD || \ 141. (otmp)->oartifact == ART_KEY_OF_LAW || \ 142. (otmp)->oartifact == ART_KEY_OF_NEUTRALITY || \ 143. (otmp)->oartifact == ART_KEY_OF_CHAOS) 144. #ifdef INVISIBLE_OBJECTS 145. #define always_visible(otmp) ( \ 146. (otmp)->otyp == MUMMY_WRAPPING || \ 147. (otmp)->oclass == COIN_CLASS) 148. #endif 149. 150. /* Weapons and weapon-tools */ 151. /* KMH -- now based on skill categories. Formerly: 152. * #define is_sword(otmp) (otmp->oclass == WEAPON_CLASS && \ 153. * objects[otmp->otyp].oc_wepcat == WEP_SWORD) 154. * #define is_blade(otmp) (otmp->oclass == WEAPON_CLASS && \ 155. * (objects[otmp->otyp].oc_wepcat == WEP_BLADE || \ 156. * objects[otmp->otyp].oc_wepcat == WEP_SWORD)) 157. * #define is_weptool(o) ((o)->oclass == TOOL_CLASS && \ 158. * objects[(o)->otyp].oc_weptool) 159. * #define is_multigen(otyp) (otyp <= SHURIKEN) 160. * #define is_poisonable(otyp) (otyp <= BEC_DE_CORBIN) 161. */ 162. 163. #define is_sword(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 164. objects[(otmp)->otyp].oc_skill >= P_SHORT_SWORD && \ 165. objects[(otmp)->otyp].oc_skill <= P_SABER) 166. #define is_blade(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 167. objects[(otmp)->otyp].oc_skill >= P_DAGGER && \ 168. objects[(otmp)->otyp].oc_skill <= P_SABER) 169. #define is_pole(otmp) (((otmp)->oclass == WEAPON_CLASS || \ 170. (otmp)->oclass == TOOL_CLASS) && \ 171. (objects[(otmp)->otyp].oc_skill == P_POLEARMS || \ 172. objects[(otmp)->otyp].oc_skill == P_LANCE)) 173. #define is_spear(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 174. objects[(otmp)->otyp].oc_skill >= P_SPEAR && \ 175. objects[(otmp)->otyp].oc_skill <= P_JAVELIN) 176. #define is_axe(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 177. objects[(otmp)->otyp].oc_skill == P_AXE) 178. #define is_launcher(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 179. objects[(otmp)->otyp].oc_skill >= P_BOW && \ 180. objects[(otmp)->otyp].oc_skill <= P_CROSSBOW) 181. #define is_ammo(otmp) (((otmp)->oclass == WEAPON_CLASS || \ 182. (otmp)->oclass == GEM_CLASS) && \ 183. objects[(otmp)->otyp].oc_skill >= -P_CROSSBOW && \ 184. objects[(otmp)->otyp].oc_skill <= -P_BOW) 185. #define is_missile(otmp) (((otmp)->oclass == WEAPON_CLASS || \ 186. (otmp)->oclass == TOOL_CLASS) && \ 187. objects[(otmp)->otyp].oc_skill >= -P_BOOMERANG && \ 188. objects[(otmp)->otyp].oc_skill <= -P_DART) 189. #define is_grenade(otmp) (is_ammo(otmp) && \ 190. objects[(otmp)->otyp].w_ammotyp == WP_GRENADE) 191. #define is_multigen(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 192. objects[(otmp)->otyp].oc_skill >= -P_SHURIKEN && \ 193. objects[(otmp)->otyp].oc_skill <= -P_BOW) 194. #ifdef FIREARMS 195. #define is_unpoisonable_firearm_ammo(otmp) \ 196. (is_bullet(otmp) || (otmp)->otyp == STICK_OF_DYNAMITE) 197. #else 198. #define is_unpoisonable_firearm_ammo(otmp) 0 199. #endif 200. #define is_poisonable(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 201. (objects[(otmp)->otyp].oc_skill <= P_SABER || \ 202. (objects[(otmp)->otyp].oc_skill >= P_POLEARMS && \ 203. objects[(otmp)->otyp].oc_skill <= P_LANCE)) && \ 204. !is_unpoisonable_firearm_ammo(otmp)) 205. #define uslinging() (uwep && objects[uwep->otyp].oc_skill == P_SLING) 206. #define is_weptool(o) ((o)->oclass == TOOL_CLASS && \ 207. objects[(o)->otyp].oc_skill != P_NONE) 208. #define is_pick(otmp) (((otmp)->oclass == WEAPON_CLASS || \ 209. (otmp)->oclass == TOOL_CLASS) && \ 210. objects[(otmp)->otyp].oc_skill == P_PICK_AXE) 211. #define ammo_and_launcher(otmp,ltmp) \ 212. (is_ammo(otmp) && (ltmp) && \ 213. objects[(otmp)->otyp].oc_skill == -objects[(ltmp)->otyp].oc_skill && \ 214. objects[(otmp)->otyp].w_ammotyp == objects[(ltmp)->otyp].w_ammotyp) 215. #define bimanual(otmp) (((otmp)->oclass == WEAPON_CLASS || \ 216. (otmp)->oclass == TOOL_CLASS) && \ 217. objects[(otmp)->otyp].oc_bimanual) 218. 219. #ifdef LIGHTSABERS 220. #define is_lightsaber(otmp) (objects[(otmp)->otyp].oc_skill == P_LIGHTSABER) 221. #endif 222. 223. #ifdef FIREARMS 224. #define is_firearm(otmp) \ 225. ((otmp)->oclass == WEAPON_CLASS && \ 226. objects[(otmp)->otyp].oc_skill == P_FIREARM) 227. #define is_bullet(otmp) ((otmp)->oclass == WEAPON_CLASS && \ 228. objects[(otmp)->otyp].oc_skill == -P_FIREARM) 229. #endif 230. 231. /* Armor */ 232. #define is_shield(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 233. objects[(otmp)->otyp].oc_armcat == ARM_SHIELD) 234. #define is_helmet(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 235. objects[(otmp)->otyp].oc_armcat == ARM_HELM) 236. #define is_boots(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 237. objects[(otmp)->otyp].oc_armcat == ARM_BOOTS) 238. #define is_gloves(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 239. objects[(otmp)->otyp].oc_armcat == ARM_GLOVES) 240. #define is_cloak(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 241. objects[(otmp)->otyp].oc_armcat == ARM_CLOAK) 242. #define is_shirt(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 243. objects[(otmp)->otyp].oc_armcat == ARM_SHIRT) 244. #define is_suit(otmp) ((otmp)->oclass == ARMOR_CLASS && \ 245. objects[(otmp)->otyp].oc_armcat == ARM_SUIT) 246. #define is_elven_armor(otmp) ((otmp)->otyp == ELVEN_LEATHER_HELM\ 247. || (otmp)->otyp == ELVEN_MITHRIL_COAT\ 248. || (otmp)->otyp == ELVEN_CLOAK\ 249. || (otmp)->otyp == ELVEN_SHIELD\ 250. || (otmp)->otyp == ELVEN_BOOTS) 251. #define is_orcish_armor(otmp) ((otmp)->otyp == ORCISH_HELM\ 252. || (otmp)->otyp == ORCISH_CHAIN_MAIL\ 253. || (otmp)->otyp == ORCISH_RING_MAIL\ 254. || (otmp)->otyp == ORCISH_CLOAK\ 255. || (otmp)->otyp == URUK_HAI_SHIELD\ 256. || (otmp)->otyp == ORCISH_SHIELD) 257. #define is_dwarvish_armor(otmp) ((otmp)->otyp == DWARVISH_IRON_HELM\ 258. || (otmp)->otyp == DWARVISH_MITHRIL_COAT\ 259. || (otmp)->otyp == DWARVISH_CLOAK\ 260. || (otmp)->otyp == DWARVISH_ROUNDSHIELD) 261. #define is_gnomish_armor(otmp) (FALSE) 262. 263. 264. /* Eggs and other food */ 265. #define MAX_EGG_HATCH_TIME 200 /* longest an egg can remain unhatched */ 266. #define stale_egg(egg) ((monstermoves - (egg)->age) > (2*MAX_EGG_HATCH_TIME)) 267. #define ofood(o) ((o)->otyp == CORPSE || (o)->otyp == EGG || (o)->otyp == TIN) 268. #define polyfodder(obj) (ofood(obj) && (obj)->corpsenm == PM_CHAMELEON) 269. #define mlevelgain(obj) (ofood(obj) && (obj)->corpsenm == PM_WRAITH) 270. #define mhealup(obj) (ofood(obj) && (obj)->corpsenm == PM_NURSE) 271. #define drainlevel(corpse) (mons[(corpse)->corpsenm].cnutrit*4/5) 272. 273. /* Containers */ 274. #define carried(o) ((o)->where == OBJ_INVENT) 275. #define mcarried(o) ((o)->where == OBJ_MINVENT) 276. #define Has_contents(o) (/* (Is_container(o) || (o)->otyp == STATUE) && */ \ 277. (o)->cobj != (struct obj *)0) 278. #define Is_container(o) ((o)->otyp == MEDICAL_KIT || \ 279. (o)->otyp >= LARGE_BOX && (o)->otyp <= BAG_OF_TRICKS) 280. #define Is_box(otmp) ((otmp)->otyp == LARGE_BOX || (otmp)->otyp == CHEST) 281. #ifdef WALLET_O_P 282. #define Is_mbag(otmp) ((otmp)->otyp == BAG_OF_HOLDING || \ 283. ((otmp)->oartifact && \ 284. (otmp)->oartifact == ART_WALLET_OF_PERSEUS) || \ 285. (otmp)->otyp == BAG_OF_TRICKS) 286. #else 287. #define Is_mbag(otmp) ((otmp)->otyp == BAG_OF_HOLDING || \ 288. (otmp)->otyp == BAG_OF_TRICKS) 289. #endif 290. 291. /* dragon gear */ 292. #define Is_dragon_scales(obj) ((obj)->otyp >= GRAY_DRAGON_SCALES && \ 293. (obj)->otyp <= YELLOW_DRAGON_SCALES) 294. #define Is_dragon_mail(obj) ((obj)->otyp >= GRAY_DRAGON_SCALE_MAIL && \ 295. (obj)->otyp <= YELLOW_DRAGON_SCALE_MAIL) 296. #define Is_dragon_armor(obj) (Is_dragon_scales(obj) || Is_dragon_mail(obj)) 297. #define Dragon_scales_to_pm(obj) &mons[PM_GRAY_DRAGON + (obj)->otyp \ 298. - GRAY_DRAGON_SCALES] 299. #define Dragon_mail_to_pm(obj) &mons[PM_GRAY_DRAGON + (obj)->otyp \ 300. - GRAY_DRAGON_SCALE_MAIL] 301. #define Dragon_to_scales(pm) (GRAY_DRAGON_SCALES + (pm - mons)) 302. 303. /* Elven gear */ 304. #define is_elven_weapon(otmp) ((otmp)->otyp == ELVEN_ARROW\ 305. || (otmp)->otyp == ELVEN_SPEAR\ 306. || (otmp)->otyp == ELVEN_DAGGER\ 307. || (otmp)->otyp == ELVEN_SHORT_SWORD\ 308. || (otmp)->otyp == ELVEN_BROADSWORD\ 309. || (otmp)->otyp == ELVEN_BOW) 310. #define is_elven_obj(otmp) (is_elven_armor(otmp) || is_elven_weapon(otmp)) 311. 312. /* Orcish gear */ 313. #define is_orcish_obj(otmp) (is_orcish_armor(otmp)\ 314. || (otmp)->otyp == ORCISH_ARROW\ 315. || (otmp)->otyp == ORCISH_SPEAR\ 316. || (otmp)->otyp == ORCISH_DAGGER\ 317. || (otmp)->otyp == ORCISH_SHORT_SWORD\ 318. || (otmp)->otyp == ORCISH_BOW) 319. 320. /* Dwarvish gear */ 321. #define is_dwarvish_obj(otmp) (is_dwarvish_armor(otmp)\ 322. || (otmp)->otyp == DWARVISH_SPEAR\ 323. || (otmp)->otyp == DWARVISH_SHORT_SWORD\ 324. || (otmp)->otyp == DWARVISH_MATTOCK) 325. 326. /* Gnomish gear */ 327. #define is_gnomish_obj(otmp) (is_gnomish_armor(otmp)) 328. 329. /* Light sources */ 330. #define Is_candle(otmp) ((otmp)->otyp == TALLOW_CANDLE || \ 331. (otmp)->otyp == WAX_CANDLE || \ 332. (otmp)->otyp == MAGIC_CANDLE) 333. /* maximum amount of oil in a potion of oil */ 334. #define MAX_OIL_IN_FLASK 400 335. 336. /* MAGIC_LAMP intentionally excluded below */ 337. /* age field of this is relative age rather than absolute */ 338. #define age_is_relative(otmp) ((otmp)->otyp == BRASS_LANTERN\ 339. || (otmp)->otyp == OIL_LAMP\ 340. || (otmp)->otyp == TORCH\ 341. || (otmp)->otyp == CANDELABRUM_OF_INVOCATION\ 342. || (otmp)->otyp == TALLOW_CANDLE\ 343. || (otmp)->otyp == WAX_CANDLE\ 344. || (otmp)->otyp == POT_OIL) 345. /* object can be ignited */ 346. #define ignitable(otmp) ((otmp)->otyp == BRASS_LANTERN\ 347. || (otmp)->otyp == OIL_LAMP\ 348. || (otmp)->otyp == TORCH\ 349. || (otmp)->otyp == CANDELABRUM_OF_INVOCATION\ 350. || (otmp)->otyp == TALLOW_CANDLE\ 351. || (otmp)->otyp == WAX_CANDLE\ 352. || (otmp)->otyp == MAGIC_CANDLE\ 353. || (otmp)->otyp == POT_OIL) 354. 355. /* special stones */ 356. #define is_graystone(obj) ((obj)->otyp == LUCKSTONE || \ 357. (obj)->otyp == LOADSTONE || \ 358. (obj)->otyp == FLINT || \ 359. (obj)->otyp == TOUCHSTONE || \ 360. (obj)->otyp == HEALTHSTONE || \ 361. (obj)->otyp == WHETSTONE) 362. 363. /* misc */ 364. #ifdef KOPS 365. #define is_flimsy(otmp) (objects[(otmp)->otyp].oc_material <= LEATHER || \ 366. (otmp)->otyp == RUBBER_HOSE) 367. #else 368. #define is_flimsy(otmp) (objects[(otmp)->otyp].oc_material <= LEATHER) 369. #endif 370. 371. /* helpers, simple enough to be macros */ 372. #define is_plural(o) ((o)->quan > 1 || \ 373. (o)->oartifact == ART_EYES_OF_THE_OVERWORLD) 374. 375. /* Flags for get_obj_location(). */ 376. #define CONTAINED_TOO 0x1 377. #define BURIED_TOO 0x2 378. 379. #endif /* OBJ_H */
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