| abstract
| - Below is the full text to muse.c from the source code of NetHack 3.1.0. To link to a particular line, write [[NetHack 3.1.0/muse.c#line123]], for example. Warning! This is the source code from an old release. For the latest release, see Source code 1. /* SCCS Id: @(#)muse.c 3.1 93/01/03 */ 2. /* Monster item usage routine. Copyright (C) 1990 by Ken Arromdee */ 3. /* NetHack may be freely redistributed. See license for details. */ 4. 5. #include "hack.h" 6. 7. #ifdef MUSE 8. 9. extern int monstr[]; 10. 11. boolean m_using = FALSE; 12. 13. /* Let monsters use magic items. Arbitrary assumptions: Monsters only use 14. * scrolls when they can see, monsters know when wands have 0 charges, monsters 15. * cannot recognize if items are cursed are not, monsters which are confused 16. * don't know not to read scrolls, etc.... 17. */ 18. 19. static int FDECL(precheck, (struct monst *,struct obj *)); 20. static void FDECL(mzapmsg, (struct monst *,struct obj *,BOOLEAN_P)); 21. static void FDECL(mreadmsg, (struct monst *,struct obj *)); 22. static void FDECL(mquaffmsg, (struct monst *,struct obj *)); 23. static int FDECL(mbhitm, (struct monst *,struct obj *)); 24. static void FDECL(mbhit, 25. (struct monst *,int,int FDECL((*),(MONST_P,OBJ_P)), 26. int FDECL((*),(OBJ_P,OBJ_P)),struct obj *)); 27. static void FDECL(you_aggravate, (struct monst *)); 28. 29. static struct musable { 30. struct obj *offensive; 31. struct obj *defensive; 32. struct obj *misc; 33. int has_offense, has_defense, has_misc; 34. /* =0, no capability; otherwise, different numbers. 35. * If it's an object, the object is also set (it's 0 otherwise). 36. */ 37. } m; 38. static int trapx, trapy; 39. static boolean zap_oseen; 40. /* for wands which use mbhitm and are zapped at players. We usually 41. * want an oseen local to the function, but this is impossible since the 42. * function mbhitm has to be compatible with the normal zap routines, 43. * and those routines don't remember who zapped the wand. 44. */ 45. 46. /* Any preliminary checks which may result in the monster being unable to use 47. * the item. Returns 0 if nothing happened, 2 if the monster can't do anything 48. * (i.e. it teleported) and 1 if it's dead. 49. */ 50. static int 51. precheck(mon, obj) 52. struct monst *mon; 53. struct obj *obj; 54. { 55. boolean vis = cansee(mon->mx, mon->my); 56. 57. if (!obj) return 0; 58. if (obj->oclass == POTION_CLASS) { 59. coord cc; 60. static const char *empty = "The potion turns out to be empty."; 61. const char * potion_descr ; 62. struct monst *mtmp; 63. 64. potion_descr = OBJ_DESCR(objects[obj->otyp]); 65. if (!strcmp(potion_descr, "milky") && !rn2(13)) { 66. if (!enexto(&cc, mon->mx, mon->my, &mons[PM_GHOST])) return 0; 67. mquaffmsg(mon, obj); 68. m_useup(mon, obj); 69. mtmp = makemon(&mons[PM_GHOST], cc.x, cc.y); 70. if (!mtmp) { 71. if (vis) pline(empty); 72. } else { 73. if (vis) { 74. pline("As %s opens the bottle, an enormous %s emerges!", 75. mon_nam(mon), 76. Hallucination ? rndmonnam() : (const char *)"ghost"); 77. pline("%s is frightened to death, and unable to move.", 78. Monnam(mon)); 79. } 80. mon->mcanmove = 0; 81. mon->mfrozen = 3; 82. } 83. return 2; 84. } 85. if (!strcmp(potion_descr, "smoky") && !rn2(13)) { 86. if (!enexto(&cc, mon->mx, mon->my, &mons[PM_DJINNI])) return 0; 87. mquaffmsg(mon, obj); 88. m_useup(mon, obj); 89. mtmp = makemon(&mons[PM_DJINNI], cc.x, cc.y); 90. if (!mtmp) { 91. if (vis) pline(empty); 92. } else { 93. if (vis) 94. pline("In a cloud of smoke, %s emerges!", 95. a_monnam(mtmp)); 96. pline("%s speaks.", vis ? Monnam(mtmp) : "Something"); 97. /* I suspect few players will be upset that monsters */ 98. /* can't wish for wands of death here.... */ 99. if (rn2(2)) { 100. verbalize("You freed me!"); 101. mtmp->mpeaceful = 1; 102. set_malign(mtmp); 103. } else { 104. verbalize("It is about time."); 105. if (vis) pline("%s vanishes.", Monnam(mtmp)); 106. mongone(mtmp); 107. } 108. } 109. return 2; 110. } 111. } 112. if (obj->oclass == WAND_CLASS && obj->cursed && !rn2(100)) { 113. int dam = d(obj->spe+2, 6); 114. 115. #ifdef SOUNDS 116. if (flags.soundok) 117. #endif 118. { 119. if (vis) pline("%s zaps %s, which suddenly explodes!", 120. Monnam(mon), an(xname(obj))); 121. else You("hear a zap and an explosion in the distance."); 122. } 123. m_useup(mon, obj); 124. if (mon->mhp <= dam) { 125. monkilled(mon, "", AD_RBRE); 126. return 1; 127. } 128. else mon->mhp -= dam; 129. m.has_defense = m.has_offense = m.has_misc = 0; 130. /* Only one needed to be set to 0 but the others are harmless */ 131. } 132. return 0; 133. } 134. 135. static void 136. mzapmsg(mtmp, otmp, self) 137. struct monst *mtmp; 138. struct obj *otmp; 139. boolean self; 140. { 141. if (!cansee(mtmp->mx, mtmp->my)) { 142. #ifdef SOUNDS 143. if (flags.soundok) 144. #endif 145. You("hear a distant zap."); 146. } else if (self) 147. pline("%s zaps %sself with %s!", 148. Monnam(mtmp), 149. gender(mtmp)==2 ? "it" : gender(mtmp) ? "her" : "him", 150. doname(otmp)); 151. else { 152. pline("%s zaps %s!", Monnam(mtmp), an(xname(otmp))); 153. stop_occupation(); 154. } 155. } 156. 157. static void 158. mreadmsg(mtmp, otmp) 159. struct monst *mtmp; 160. struct obj *otmp; 161. { 162. boolean vis = (cansee(mtmp->mx, mtmp->my)); 163. #ifdef SOUNDS 164. if (flags.soundok) 165. #endif 166. otmp->dknown = 1; 167. if (!vis) { 168. #ifdef SOUNDS 169. if (flags.soundok) 170. #endif 171. You("hear %s reading %s.", 172. an(Hallucination ? rndmonnam() : mtmp->data->mname), 173. singular(otmp, doname)); 174. } else pline("%s reads %s!", Monnam(mtmp), singular(otmp,doname)); 175. if (mtmp->mconf 176. #ifdef SOUNDS 177. && (vis || flags.soundok) 178. #endif 179. ) 180. pline("Being confused, %s mispronounces the magic words...", 181. vis ? mon_nam(mtmp) : gender(mtmp)==2 ? "it" : 182. gender(mtmp) ? "he" : "she"); 183. } 184. 185. static void 186. mquaffmsg(mtmp, otmp) 187. struct monst *mtmp; 188. struct obj *otmp; 189. { 190. if (cansee(mtmp->mx, mtmp->my)) { 191. otmp->dknown = 1; 192. pline("%s drinks %s!", Monnam(mtmp), singular(otmp, doname)); 193. } else 194. #ifdef SOUNDS 195. if (flags.soundok) 196. #endif 197. You("hear a chugging sound."); 198. } 199. 200. /* Defines for various types of stuff. The order in which monsters prefer 201. * to use them is determined by the order of the code logic, not the 202. * numerical order in which they are defined. 203. */ 204. #define MUSE_SCR_TELEPORTATION 1 205. #define MUSE_WAN_TELEPORTATION_SELF 2 206. #define MUSE_POT_HEALING 3 207. #define MUSE_POT_EXTRA_HEALING 4 208. #define MUSE_WAN_DIGGING 5 209. #define MUSE_TRAPDOOR 6 210. #define MUSE_TELEPORT_TRAP 7 211. #define MUSE_UPSTAIRS 8 212. #define MUSE_DOWNSTAIRS 9 213. #define MUSE_WAN_CREATE_MONSTER 10 214. #define MUSE_SCR_CREATE_MONSTER 11 215. #define MUSE_UP_LADDER 12 216. #define MUSE_DN_LADDER 13 217. #define MUSE_SSTAIRS 14 218. #define MUSE_WAN_TELEPORTATION 15 219. #ifdef ARMY 220. # define MUSE_BUGLE 16 221. #endif 222. /* 223. #define MUSE_INNATE_TPT 9999 224. * We cannot use this. Since monsters get unlimited teleportation, if they 225. * were allowed to teleport at will you could never catch them. Instead, 226. * assume they only teleport at random times, despite the inconsistency that if 227. * you polymorph into one you teleport at will. 228. */ 229. 230. /* Select a defensive item/action for a monster. Returns TRUE iff one is 231. * found. 232. */ 233. boolean 234. find_defensive(mtmp) 235. struct monst *mtmp; 236. { 237. register struct obj *obj; 238. struct trap *t; 239. int x=mtmp->mx, y=mtmp->my; 240. boolean stuck = (mtmp == u.ustuck); 241. boolean immobile = (mtmp->data->mmove == 0); 242. 243. if (mtmp->mpeaceful || is_animal(mtmp->data) || mindless(mtmp->data)) 244. return 0; 245. if (u.uswallow && stuck) return 0; 246. if(dist2(x, y, mtmp->mux, mtmp->muy) > 25) 247. return 0; 248. if(mtmp->mhp >= mtmp->mhpmax || 249. (mtmp->mhp >= 10 && mtmp->mhp*5 >= mtmp->mhpmax)) 250. return 0; 251. 252. m.defensive = (struct obj *)0; 253. m.has_defense = 0; 254. 255. if (levl[x][y].typ == STAIRS && !stuck && !immobile) { 256. if (x == xdnstair && y == ydnstair) 257. m.has_defense = MUSE_DOWNSTAIRS; 258. if (x == xupstair && y == yupstair && ledger_no(&u.uz) != 1) 259. /* Unfair to let the monsters leave the dungeon with the Amulet */ 260. /* (or go to the endlevel since you also need it, to get there) */ 261. m.has_defense = MUSE_UPSTAIRS; 262. } else if (levl[x][y].typ == LADDER && !stuck && !immobile) { 263. if (x == xupladder && y == yupladder) 264. m.has_defense = MUSE_UP_LADDER; 265. if (x == xdnladder && y == ydnladder) 266. m.has_defense = MUSE_DN_LADDER; 267. } else if (sstairs.sx && 268. sstairs.sx == mtmp->mx && sstairs.sy == mtmp->my) { 269. m.has_defense = MUSE_SSTAIRS; 270. } else if (!stuck && !immobile) { 271. /* Note: trapdoors take precedence over teleport traps. */ 272. int xx, yy; 273. 274. for(xx = x-1; xx <= x+1; xx++) for(yy = y-1; yy <= y+1; yy++) 275. if (isok(xx,yy)) 276. if (xx != u.ux && yy != u.uy) 277. if (mtmp->data != &mons[PM_GRID_BUG] || xx == x || yy == y) 278. if ((xx==x && yy==y) || !level.monsters[xx][yy]) 279. if ((t = t_at(xx,yy)) != 0) { 280. if (t->ttyp == TRAPDOOR 281. && !is_floater(mtmp->data) 282. && !mtmp->isshk && !mtmp->isgd 283. && !mtmp->ispriest 284. && Can_fall_thru(&u.uz) 285. ) { 286. trapx = xx; 287. trapy = yy; 288. m.has_defense = MUSE_TRAPDOOR; 289. } else if (t->ttyp == TELEP_TRAP && m.has_defense != MUSE_TRAPDOOR) { 290. trapx = xx; 291. trapy = yy; 292. m.has_defense = MUSE_TELEPORT_TRAP; 293. } 294. } 295. } 296. 297. if (nohands(mtmp->data)) /* can't use objects */ 298. goto botm; 299. 300. #ifdef ARMY 301. if (is_mercenary(mtmp->data) && (obj = m_carrying(mtmp, BUGLE))) { 302. int xx, yy; 303. struct monst *mon; 304. 305. /* Distance is arbitrary. What we really want to do is 306. * have the soldier play the bugle when it sees or 307. * remembers soldiers nearby... 308. */ 309. for(xx = x-3; xx <= x+3; xx++) for(yy = y-3; yy <= y+3; yy++) 310. if (isok(xx,yy)) 311. if ((mon = m_at(xx,yy)) && is_mercenary(mon->data) && 312. mon->data != &mons[PM_GUARD] && 313. (mon->msleep || (!mon->mcanmove))) { 314. m.defensive = obj; 315. m.has_defense = MUSE_BUGLE; 316. } 317. } 318. #endif 319. if (m.has_defense == MUSE_UPSTAIRS || 320. m.has_defense == MUSE_DOWNSTAIRS || 321. m.has_defense == MUSE_UP_LADDER || 322. m.has_defense == MUSE_DN_LADDER || 323. m.has_defense == MUSE_SSTAIRS || 324. #ifdef ARMY 325. m.has_defense == MUSE_BUGLE || 326. #endif 327. m.has_defense == MUSE_TRAPDOOR) 328. goto botm; 329. #define nomore(x) if(m.has_defense==x) continue; 330. for (obj = mtmp->minvent; obj; obj = obj->nobj) { 331. /* nomore(MUSE_WAN_DIGGING); */ 332. if (m.has_defense == MUSE_WAN_DIGGING) break; 333. if (obj->otyp == WAN_DIGGING && obj->spe > 0 && !stuck 334. && !mtmp->isshk && !mtmp->isgd && !mtmp->ispriest 335. && !is_floater(mtmp->data) 336. #ifdef MULDGN 337. && !Is_knox(&u.uz) 338. #endif 339. && !In_endgame(&u.uz)) { 340. m.defensive = obj; 341. m.has_defense = MUSE_WAN_DIGGING; 342. } 343. nomore(MUSE_TELEPORT_TRAP); 344. nomore(MUSE_WAN_TELEPORTATION_SELF); 345. nomore(MUSE_WAN_TELEPORTATION); 346. if(obj->otyp == WAN_TELEPORTATION && obj->spe > 0) { 347. m.defensive = obj; 348. m.has_defense = (mon_has_amulet(mtmp)) 349. ? MUSE_WAN_TELEPORTATION 350. : MUSE_WAN_TELEPORTATION_SELF; 351. } 352. nomore(MUSE_SCR_TELEPORTATION); 353. if(obj->otyp == SCR_TELEPORTATION && mtmp->mcansee 354. && haseyes(mtmp->data) 355. && (!obj->cursed || 356. (!mtmp->isshk && !mtmp->isgd && !mtmp->ispriest))) { 357. m.defensive = obj; 358. m.has_defense = MUSE_SCR_TELEPORTATION; 359. } 360. nomore(MUSE_POT_EXTRA_HEALING); 361. if(obj->otyp == POT_EXTRA_HEALING) { 362. m.defensive = obj; 363. m.has_defense = MUSE_POT_EXTRA_HEALING; 364. } 365. nomore(MUSE_WAN_CREATE_MONSTER); 366. if(obj->otyp == WAN_CREATE_MONSTER && obj->spe > 0) { 367. m.defensive = obj; 368. m.has_defense = MUSE_WAN_CREATE_MONSTER; 369. } 370. nomore(MUSE_POT_HEALING); 371. if(obj->otyp == POT_HEALING) { 372. m.defensive = obj; 373. m.has_defense = MUSE_POT_HEALING; 374. } 375. nomore(MUSE_SCR_CREATE_MONSTER); 376. if(obj->otyp == SCR_CREATE_MONSTER) { 377. m.defensive = obj; 378. m.has_defense = MUSE_SCR_CREATE_MONSTER; 379. } 380. } 381. botm: return !!m.has_defense; 382. #undef nomore 383. } 384. 385. /* Perform a defensive action for a monster. Must be called immediately 386. * after find_defensive(). Return values are 0: did something, 1: died, 387. * 2: did something and can't attack again (i.e. teleported). 388. */ 389. int 390. use_defensive(mtmp) 391. struct monst *mtmp; 392. { 393. int i; 394. struct obj *otmp = m.defensive; 395. boolean vis = cansee(mtmp->mx, mtmp->my); 396. boolean vismon = canseemon(mtmp); 397. boolean oseen = otmp && (otmp->oclass == SCROLL_CLASS || vis); 398. 399. if ((i = precheck(mtmp, otmp)) != 0) return i; 400. switch(m.has_defense) { 401. #ifdef ARMY 402. case MUSE_BUGLE: 403. if (canseemon(mtmp)) 404. pline("%s plays %s!", Monnam(mtmp), doname(otmp)); 405. else if (flags.soundok) 406. You("hear the sound of a bugle!"); 407. awaken_soldiers(); 408. return 2; 409. #endif 410. case MUSE_WAN_TELEPORTATION_SELF: 411. mzapmsg(mtmp, otmp, TRUE); 412. otmp->spe--; 413. if (oseen) makeknown(WAN_TELEPORTATION); 414. mon_tele: 415. if(level.flags.noteleport) { 416. if (vismon) 417. pline("A mysterious force prevents %s from teleporting!", 418. mon_nam(mtmp)); 419. return 2; 420. } 421. if((/*mon_has_amulet(mtmp)||*/ Is_wiz1_level(&u.uz) || 422. Is_wiz2_level(&u.uz) || Is_wiz3_level(&u.uz)) 423. && !rn2(3)) { 424. if (vismon) 425. pline("%s seems disoriented for a moment.", 426. Monnam(mtmp)); 427. return 2; 428. } 429. rloc(mtmp); 430. return 2; 431. case MUSE_WAN_TELEPORTATION: 432. zap_oseen = oseen; 433. mzapmsg(mtmp, otmp, FALSE); 434. otmp->spe--; 435. m_using = TRUE; 436. mbhit(mtmp,rn1(8,6),mbhitm,bhito,otmp); 437. m_using = FALSE; 438. return 2; 439. case MUSE_SCR_TELEPORTATION: 440. { 441. int obj_is_cursed = otmp->cursed; 442. 443. mreadmsg(mtmp, otmp); 444. m_useup(mtmp, otmp); /* otmp might be free'ed */ 445. if (oseen) makeknown(SCR_TELEPORTATION); 446. if (obj_is_cursed) { 447. if (mon_has_amulet(mtmp) || In_endgame(&u.uz)) { 448. if (vismon) 449. pline("%s seems very disoriented for a moment.", 450. Monnam(mtmp)); 451. return 2; 452. } 453. if (Is_botlevel(&u.uz)) goto mon_tele; 454. else { 455. int nlev; 456. d_level flev; 457. 458. if (rn2(5)) nlev = rnd((int)depth(&u.uz) + 3); 459. else { 460. pline("%s shudders for a moment.", 461. Monnam(mtmp)); 462. return 2; 463. } 464. if (nlev == depth(&u.uz)) { 465. if (u.uz.dlevel == 1) nlev++; 466. else if (In_hell(&u.uz)) nlev--; 467. else nlev++; 468. } 469. get_level(&flev, nlev); 470. migrate_to_level(mtmp, ledger_no(&flev), 0); 471. } 472. } else goto mon_tele; 473. return 2; 474. } 475. case MUSE_WAN_DIGGING: 476. mzapmsg(mtmp, otmp, FALSE); 477. otmp->spe--; 478. if (oseen) makeknown(WAN_DIGGING); 479. if(IS_FURNITURE(levl[mtmp->mx][mtmp->my].typ) 480. || (sstairs.sx && sstairs.sx == mtmp->mx && 481. sstairs.sy == mtmp->my)) { 482. pline("The digging ray is ineffective."); 483. return 2; 484. } 485. if (!Can_dig_down(&u.uz)) { 486. if(canseemon(mtmp)) 487. pline("The floor here is too hard to dig in."); 488. return 2; 489. } 490. seetrap(maketrap(mtmp->mx, mtmp->my, TRAPDOOR)); 491. if (vis) { 492. pline("%s's made a hole in the floor.", Monnam(mtmp)); 493. pline("%s falls through...", Monnam(mtmp)); 494. } else 495. # ifdef SOUNDS 496. if (flags.soundok) 497. # endif 498. You("hear something crash through the floor."); 499. /* we made sure that there is a level for mtmp to go to */ 500. migrate_to_level(mtmp, ledger_no(&u.uz)+1, 0); 501. return 2; 502. case MUSE_WAN_CREATE_MONSTER: 503. { coord cc; 504. struct permonst *pm=rndmonst(); 505. 506. if (!enexto(&cc, mtmp->mx, mtmp->my, pm)) return 0; 507. mzapmsg(mtmp, otmp, FALSE); 508. otmp->spe--; 509. if (oseen) makeknown(WAN_CREATE_MONSTER); 510. (void) makemon(pm, cc.x, cc.y); 511. return 2; 512. } 513. case MUSE_SCR_CREATE_MONSTER: 514. { coord cc; 515. struct permonst *pm=rndmonst(); 516. int cnt = 1; 517. 518. if (!rn2(73)) cnt += rnd(4); 519. if (mtmp->mconf || otmp->cursed) cnt += 12; 520. mreadmsg(mtmp, otmp); 521. while(cnt--) { 522. struct monst *mon; 523. 524. if (!enexto(&cc, mtmp->mx, mtmp->my, pm)) continue; 525. mon = makemon(mtmp->mconf ? &mons[PM_ACID_BLOB] 526. : rndmonst(), cc.x, cc.y); 527. if (mon) newsym(mon->mx,mon->my); 528. } 529. if (oseen && !objects[SCR_CREATE_MONSTER].oc_name_known 530. && !objects[SCR_CREATE_MONSTER].oc_uname) 531. docall(otmp); /* not makeknown(); be consistent */ 532. m_useup(mtmp, otmp); 533. return 2; 534. } 535. case MUSE_TRAPDOOR: 536. /* trapdoors on "bottom" levels of dungeons are rock-drop 537. * trapdoors, not holes in the floor. We check here for 538. * safety. 539. */ 540. if (Is_botlevel(&u.uz)) return 0; 541. if (vis) pline("%s %s into a trapdoor!", Monnam(mtmp), 542. makeplural(locomotion(mtmp->data, "jump"))); 543. seetrap(t_at(trapx,trapy)); 544. 545. /* don't use rloc_to() because worm tails must "move" */ 546. remove_monster(mtmp->mx, mtmp->my); 547. newsym(mtmp->mx, mtmp->my); /* update old location */ 548. place_monster(mtmp, trapx, trapy); 549. if (mtmp->wormno) worm_move(mtmp); 550. newsym(trapx, trapy); 551. 552. migrate_to_level(mtmp, ledger_no(&u.uz)+1, 0); 553. return 2; 554. case MUSE_UPSTAIRS: 555. /* Monsters without amulets escape the dungeon and are 556. * gone for good when they leave up the up stairs. 557. * Monsters with amulets would reach the endlevel, 558. * which we cannot allow since that would leave the 559. * player stranded. 560. */ 561. if (ledger_no(&u.uz) == 1) { 562. if (mon_has_special(mtmp)) 563. return 0; 564. if (vismon) pline("%s escapes the dungeon!", 565. Monnam(mtmp)); 566. mongone(mtmp); 567. return 2; 568. } 569. if (vismon) pline("%s escapes upstairs!", Monnam(mtmp)); 570. migrate_to_level(mtmp, ledger_no(&u.uz)-1, 2); 571. return 2; 572. case MUSE_DOWNSTAIRS: 573. if (vismon) pline("%s escapes downstairs!", Monnam(mtmp)); 574. migrate_to_level(mtmp, ledger_no(&u.uz)+1, 1); 575. return 2; 576. case MUSE_UP_LADDER: 577. if (vismon) pline("%s escapes up the ladder!", Monnam(mtmp)); 578. migrate_to_level(mtmp, ledger_no(&u.uz)-1, 4); 579. return 2; 580. case MUSE_DN_LADDER: 581. if (vismon) pline("%s escapes down the ladder!", Monnam(mtmp)); 582. migrate_to_level(mtmp, ledger_no(&u.uz)+1, 3); 583. return 2; 584. case MUSE_SSTAIRS: 585. /* the stairs leading up from the 1st level are */ 586. /* regular stairs, not sstairs. */ 587. if (sstairs.up) { 588. if (vismon) 589. pline("%s escapes upstairs!", Monnam(mtmp)); 590. if(Inhell) { 591. migrate_to_level(mtmp, 592. ledger_no(&sstairs.tolev), 0); 593. return 2; 594. } 595. } else if (vismon) 596. pline("%s escapes downstairs!", Monnam(mtmp)); 597. migrate_to_level(mtmp, ledger_no(&sstairs.tolev), 5); 598. return 2; 599. case MUSE_TELEPORT_TRAP: 600. if (vis) pline("%s %s onto a teleport trap!", Monnam(mtmp), 601. makeplural(locomotion(mtmp->data, "jump"))); 602. seetrap(t_at(trapx,trapy)); 603. 604. /* don't use rloc_to() because worm tails must "move" */ 605. remove_monster(mtmp->mx, mtmp->my); 606. newsym(mtmp->mx, mtmp->my); /* update old location */ 607. place_monster(mtmp, trapx, trapy); 608. if (mtmp->wormno) worm_move(mtmp); 609. newsym(trapx, trapy); 610. 611. goto mon_tele; 612. case MUSE_POT_HEALING: 613. mquaffmsg(mtmp, otmp); 614. i = d(5,2) + 5 * !!bcsign(otmp); 615. mtmp->mhp += i; 616. if (mtmp->mhp > mtmp->mhpmax) mtmp->mhp = ++mtmp->mhpmax; 617. if (!otmp->cursed) mtmp->mcansee = 1; 618. if (vismon) pline("%s begins to look better.", Monnam(mtmp)); 619. if (oseen) makeknown(POT_HEALING); 620. m_useup(mtmp, otmp); 621. return 2; 622. case MUSE_POT_EXTRA_HEALING: 623. mquaffmsg(mtmp, otmp); 624. i = d(5,4) + 5 * !!bcsign(otmp); 625. mtmp->mhp += i; 626. if (mtmp->mhp > mtmp->mhpmax) 627. mtmp->mhp = (mtmp->mhpmax += (otmp->blessed ? 5 : 2)); 628. mtmp->mcansee = 1; 629. if (vismon) pline("%s looks much better.", Monnam(mtmp)); 630. if (oseen) makeknown(POT_EXTRA_HEALING); 631. m_useup(mtmp, otmp); 632. return 2; 633. case 0: return 0; /* i.e. an exploded wand */ 634. default: impossible("%s wanted to perform action %d?", Monnam(mtmp), 635. m.has_defense); 636. break; 637. } 638. return 0; 639. } 640. 641. int 642. rnd_defensive_item(mtmp) 643. struct monst *mtmp; 644. { 645. struct permonst *pm = mtmp->data; 646. int difficulty = monstr[(monsndx(pm))]; 647. 648. if(is_animal(pm) || attacktype(pm, AT_EXPL) || mindless(mtmp->data) 649. || pm->mlet == S_GHOST 650. # ifdef KOPS 651. || pm->mlet == S_KOP 652. # endif 653. ) return 0; 654. switch (rn2(8 + (difficulty > 3) + (difficulty > 6) + 655. (difficulty > 8))) { 656. case 0: case 1: 657. return SCR_TELEPORTATION; 658. case 2: return SCR_CREATE_MONSTER; 659. case 3: case 4: 660. return POT_HEALING; 661. case 5: return POT_EXTRA_HEALING; 662. case 6: case 9: 663. return WAN_TELEPORTATION; 664. case 7: if (is_floater(pm) || mtmp->isshk || mtmp->isgd 665. || mtmp->ispriest 666. ) 667. return 0; 668. else 669. return WAN_DIGGING; 670. case 8: case 10: 671. return WAN_CREATE_MONSTER; 672. } 673. /*NOTREACHED*/ 674. return 0; 675. } 676. 677. #define MUSE_WAN_DEATH 1 678. #define MUSE_WAN_SLEEP 2 679. #define MUSE_WAN_FIRE 3 680. #define MUSE_WAN_COLD 4 681. #define MUSE_WAN_LIGHTNING 5 682. #define MUSE_WAN_MAGIC_MISSILE 6 683. #define MUSE_WAN_STRIKING 7 684. #define MUSE_SCR_FIRE 8 685. #define MUSE_POT_PARALYSIS 9 686. #define MUSE_POT_BLINDNESS 10 687. #define MUSE_POT_CONFUSION 11 688. 689. /* Select an offensive item/action for a monster. Returns TRUE iff one is 690. * found. 691. */ 692. boolean 693. find_offensive(mtmp) 694. struct monst *mtmp; 695. { 696. register struct obj *obj; 697. boolean ranged_stuff = lined_up(mtmp); 698. 699. m.offensive = (struct obj *)0; 700. m.has_offense = 0; 701. if (mtmp->mpeaceful || is_animal(mtmp->data) || 702. mindless(mtmp->data) || nohands(mtmp->data)) 703. return 0; 704. if (u.uswallow) return 0; 705. if (in_your_sanctuary(mtmp->mx, mtmp->my)) return 0; 706. 707. if (!ranged_stuff) return 0; 708. #define nomore(x) if(m.has_offense==x) continue; 709. for(obj=mtmp->minvent; obj; obj=obj->nobj) { 710. /* nomore(MUSE_WAN_DEATH); */ 711. if (m.has_defense == WAN_DEATH) break; 712. if(obj->otyp == WAN_DEATH && obj->spe > 0) { 713. m.offensive = obj; 714. m.has_offense = MUSE_WAN_DEATH; 715. } 716. nomore(MUSE_WAN_SLEEP); 717. if(obj->otyp == WAN_SLEEP && obj->spe > 0 && multi >= 0) { 718. m.offensive = obj; 719. m.has_offense = MUSE_WAN_SLEEP; 720. } 721. nomore(MUSE_WAN_FIRE); 722. if(obj->otyp == WAN_FIRE && obj->spe > 0) { 723. m.offensive = obj; 724. m.has_offense = MUSE_WAN_FIRE; 725. } 726. nomore(MUSE_WAN_COLD); 727. if(obj->otyp == WAN_COLD && obj->spe > 0) { 728. m.offensive = obj; 729. m.has_offense = MUSE_WAN_COLD; 730. } 731. nomore(MUSE_WAN_LIGHTNING); 732. if(obj->otyp == WAN_LIGHTNING && obj->spe > 0) { 733. m.offensive = obj; 734. m.has_offense = MUSE_WAN_LIGHTNING; 735. } 736. nomore(MUSE_WAN_MAGIC_MISSILE); 737. if(obj->otyp == WAN_MAGIC_MISSILE && obj->spe > 0) { 738. m.offensive = obj; 739. m.has_offense = MUSE_WAN_MAGIC_MISSILE; 740. } 741. nomore(MUSE_WAN_STRIKING); 742. if(obj->otyp == WAN_STRIKING && obj->spe > 0) { 743. m.offensive = obj; 744. m.has_offense = MUSE_WAN_STRIKING; 745. } 746. nomore(MUSE_POT_PARALYSIS); 747. if(obj->otyp == POT_PARALYSIS && multi >= 0) { 748. m.offensive = obj; 749. m.has_offense = MUSE_POT_PARALYSIS; 750. } 751. nomore(MUSE_POT_BLINDNESS); 752. if(obj->otyp == POT_BLINDNESS) { 753. m.offensive = obj; 754. m.has_offense = MUSE_POT_BLINDNESS; 755. } 756. nomore(MUSE_POT_CONFUSION); 757. if(obj->otyp == POT_CONFUSION) { 758. m.offensive = obj; 759. m.has_offense = MUSE_POT_CONFUSION; 760. } 761. #if 0 762. nomore(MUSE_SCR_FIRE); 763. /* even more restrictive than ranged_stuff */ 764. if(obj->otyp == SCR_FIRE && resists_fire(mtmp->data) 765. && distu(mtmp->mx,mtmp->my)==1 766. && mtmp->mcansee && haseyes(mtmp->data)) { 767. m.offensive = obj; 768. m.has_offense = MUSE_SCR_FIRE; 769. } 770. #endif 771. } 772. return !!m.has_offense; 773. #undef nomore 774. } 775. 776. static int 777. mbhitm(mtmp, otmp) 778. register struct monst *mtmp; 779. register struct obj *otmp; 780. { 781. int tmp; 782. 783. if (mtmp != &youmonst) { 784. mtmp->msleep = 0; 785. if (mtmp->m_ap_type) seemimic(mtmp); 786. } 787. switch(otmp->otyp) { 788. case WAN_STRIKING: 789. if (mtmp == &youmonst) { 790. if (zap_oseen) makeknown(WAN_STRIKING); 791. if (rnd(20) < 10 + u.uac) { 792. pline("The wand hits you!"); 793. tmp = d(2,12); 794. if(Half_spell_damage) tmp = (tmp+1) / 2; 795. losehp(tmp, "wand", KILLED_BY_AN); 796. } else pline("The wand misses you."); 797. stop_occupation(); 798. nomul(0); 799. } else if (rnd(20) < 10+find_mac(mtmp)) { 800. tmp = d(2,12); 801. if(Half_spell_damage) tmp = (tmp+1) / 2; 802. hit("wand", mtmp, exclam(tmp)); 803. (void) resist(mtmp, otmp->oclass, tmp, TELL); 804. if (cansee(mtmp->mx, mtmp->my) && zap_oseen) 805. makeknown(WAN_STRIKING); 806. } else { 807. miss("wand", mtmp); 808. if (cansee(mtmp->mx, mtmp->my) && zap_oseen) 809. makeknown(WAN_STRIKING); 810. } 811. break; 812. case WAN_TELEPORTATION: 813. if (mtmp == &youmonst) { 814. if (zap_oseen) makeknown(WAN_TELEPORTATION); 815. tele(); 816. } else { 817. /* for consistency with zap.c, don't identify */ 818. if (mtmp->ispriest && 819. *in_rooms(mtmp->mx, mtmp->my, TEMPLE)) { 820. if (cansee(mtmp->mx, mtmp->my)) 821. pline("%s resists the magic!", Monnam(mtmp)); 822. mtmp->msleep = 0; 823. if(mtmp->m_ap_type) seemimic(mtmp); 824. } else 825. rloc(mtmp); 826. } 827. break; 828. case WAN_CANCELLATION: 829. case SPE_CANCELLATION: 830. cancel_monst(mtmp, otmp, FALSE, TRUE, FALSE); 831. break; 832. } 833. return 0; 834. } 835. 836. /* A modified bhit() for monsters. Based on bhit() in zap.c. Unlike 837. * buzz(), bhit() doesn't take into account the possibility of a monster 838. * zapping you, so we need a special function for it. (Unless someone wants 839. * to merge the two functions...) 840. */ 841. static void 842. mbhit(mon,range,fhitm,fhito,obj) 843. struct monst *mon; /* monster shooting the wand */ 844. register int range; /* direction and range */ 845. int FDECL((*fhitm),(MONST_P,OBJ_P)); 846. int FDECL((*fhito),(OBJ_P,OBJ_P)); /* fns called when mon/obj hit */ 847. struct obj *obj; /* 2nd arg to fhitm/fhito */ 848. { 849. register struct monst *mtmp; 850. register struct obj *otmp; 851. register uchar typ; 852. int ddx, ddy; 853. 854. bhitpos.x = mon->mx; 855. bhitpos.y = mon->my; 856. ddx = sgn(mon->mux - mon->mx); 857. ddy = sgn(mon->muy - mon->my); 858. 859. while(range-- > 0) { 860. int x,y; 861. 862. bhitpos.x += ddx; 863. bhitpos.y += ddy; 864. x = bhitpos.x; y = bhitpos.y; 865. if (find_drawbridge(&x,&y)) 866. switch (obj->otyp) { 867. case WAN_STRIKING: 868. destroy_drawbridge(x,y); 869. } 870. if(bhitpos.x==u.ux && bhitpos.y==u.uy) { 871. (*fhitm)(&youmonst, obj); 872. range -= 3; 873. } else if(MON_AT(bhitpos.x, bhitpos.y)){ 874. mtmp = m_at(bhitpos.x,bhitpos.y); 875. (*fhitm)(mtmp, obj); 876. range -= 3; 877. } 878. /* modified by GAN to hit all objects */ 879. if(fhito){ 880. int hitanything = 0; 881. register struct obj *next_obj; 882. 883. for(otmp = level.objects[bhitpos.x][bhitpos.y]; 884. otmp; otmp = next_obj) { 885. /* Fix for polymorph bug, Tim Wright */ 886. next_obj = otmp->nexthere; 887. hitanything += (*fhito)(otmp, obj); 888. } 889. if(hitanything) range--; 890. } 891. typ = levl[bhitpos.x][bhitpos.y].typ; 892. if(IS_DOOR(typ) || typ == SDOOR) { 893. switch (obj->otyp) { 894. case WAN_STRIKING: 895. if (doorlock(obj, bhitpos.x, bhitpos.y)) 896. makeknown(obj->otyp); 897. break; 898. } 899. } 900. if(!ZAP_POS(typ) || (IS_DOOR(typ) && 901. (levl[bhitpos.x][bhitpos.y].doormask & (D_LOCKED | D_CLOSED))) 902. ) { 903. bhitpos.x -= ddx; 904. bhitpos.y -= ddy; 905. break; 906. } 907. } 908. } 909. 910. /* Perform an offensive action for a monster. Must be called immediately 911. * after find_offensive(). Return values are same as use_defensive(). 912. */ 913. int 914. use_offensive(mtmp) 915. struct monst *mtmp; 916. { 917. int i; 918. struct obj *otmp = m.offensive; 919. boolean vis = cansee(mtmp->mx, mtmp->my); 920. boolean oseen = otmp && (otmp->oclass == SCROLL_CLASS || vis); 921. 922. if ((i = precheck(mtmp, otmp)) != 0) return i; 923. switch(m.has_offense) { 924. case MUSE_WAN_DEATH: 925. case MUSE_WAN_SLEEP: 926. case MUSE_WAN_FIRE: 927. case MUSE_WAN_COLD: 928. case MUSE_WAN_LIGHTNING: 929. case MUSE_WAN_MAGIC_MISSILE: 930. mzapmsg(mtmp, otmp, FALSE); 931. otmp->spe--; 932. if (oseen) makeknown(otmp->otyp); 933. m_using = TRUE; 934. buzz((int)(-30 - (otmp->otyp - WAN_MAGIC_MISSILE)), 935. (otmp->otyp == WAN_MAGIC_MISSILE) ? 2 : 6, 936. mtmp->mx, mtmp->my, 937. sgn(mtmp->mux-mtmp->mx), sgn(mtmp->muy-mtmp->my)); 938. m_using = FALSE; 939. return (mtmp->mhp <= 0) ? 1 : 2; 940. case MUSE_WAN_TELEPORTATION: 941. case MUSE_WAN_STRIKING: 942. zap_oseen = oseen; 943. mzapmsg(mtmp, otmp, FALSE); 944. otmp->spe--; 945. m_using = TRUE; 946. mbhit(mtmp,rn1(8,6),mbhitm,bhito,otmp); 947. m_using = FALSE; 948. return 2; 949. #if 0 950. case MUSE_SCR_FIRE: 951. mreadmsg(mtmp, otmp); 952. if (mtmp->mconf) { 953. if (vis) 954. pline("Oh, what a pretty fire!"); 955. } else { 956. struct monst *mtmp2; 957. int num; 958. 959. if (vis) 960. pline("The scroll erupts in a tower of flame!"); 961. shieldeff(mtmp->mx, mtmp->my); 962. pline("%s is uninjured.", Monnam(mtmp)); 963. (void) destroy_mitem(mtmp, SCROLL_CLASS, AD_FIRE); 964. (void) destroy_mitem(mtmp, SPBOOK_CLASS, AD_FIRE); 965. (void) destroy_mitem(mtmp, POTION_CLASS, AD_FIRE); 966. num = (2*(rn1(3, 3) + 2 * bcsign(otmp)) + 1)/3; 967. if (Fire_resistance) 968. You("are not affected."); 969. if (Half_spell_damage) num = (num+1) / 2; 970. else losehp(num, "scroll of fire", KILLED_BY_AN); 971. for(mtmp2 = fmon; mtmp2; mtmp2 = mtmp2->nmon) { 972. if(mtmp == mtmp2) continue; 973. if(dist2(mtmp2->mx,mtmp2->my,mtmp->mx,mtmp->my) < 3){ 974. if (resists_fire(mtmp2->data)) continue; 975. mtmp2->mhp -= num; 976. if(resists_cold(mtmp2->data)) 977. mtmp2->mhp -= 3*num; 978. if(mtmp2->mhp < 1) { 979. mondied(mtmp2); 980. break; 981. } 982. } 983. } 984. } 985. return 2; 986. #endif 987. case MUSE_POT_PARALYSIS: 988. case MUSE_POT_BLINDNESS: 989. case MUSE_POT_CONFUSION: 990. /* Note: this setting of dknown doesn't suffice. A monster 991. * which is out of sight might throw and it hits something _in_ 992. * sight, a problem not existing with wands because wand rays 993. * are not objects. Also set dknown in mthrowu.c. 994. */ 995. if (cansee(mtmp->mx, mtmp->my)) { 996. otmp->dknown = 1; 997. pline("%s hurls %s!", Monnam(mtmp), 998. singular(otmp, doname)); 999. } 1000. m_throw(mtmp, mtmp->mx, mtmp->my, sgn(mtmp->mux-mtmp->mx), 1001. sgn(mtmp->muy-mtmp->my), 1002. distmin(mtmp->mx,mtmp->my,mtmp->mux,mtmp->muy), otmp); 1003. return 2; 1004. case 0: return 0; /* i.e. an exploded wand */ 1005. default: impossible("%s wanted to perform action %d?", Monnam(mtmp), 1006. m.has_offense); 1007. break; 1008. } 1009. return 0; 1010. } 1011. 1012. int 1013. rnd_offensive_item(mtmp) 1014. struct monst *mtmp; 1015. { 1016. struct permonst *pm = mtmp->data; 1017. int difficulty = monstr[(monsndx(pm))]; 1018. 1019. if(is_animal(pm) || attacktype(pm, AT_EXPL) || mindless(mtmp->data) 1020. || pm->mlet == S_GHOST 1021. # ifdef KOPS 1022. || pm->mlet == S_KOP 1023. # endif 1024. ) return 0; 1025. if (difficulty > 7 && !rn2(35)) return WAN_DEATH; 1026. switch (rn2(7 - (difficulty < 4) + 4 * (difficulty > 6))) { 1027. case 0: case 1: 1028. return WAN_STRIKING; 1029. case 2: return POT_CONFUSION; 1030. case 3: return POT_BLINDNESS; 1031. case 4: return POT_PARALYSIS; 1032. case 5: case 6: 1033. return WAN_MAGIC_MISSILE; 1034. case 7: return WAN_SLEEP; 1035. case 8: return WAN_FIRE; 1036. case 9: return WAN_COLD; 1037. case 10: return WAN_LIGHTNING; 1038. } 1039. /*NOTREACHED*/ 1040. return 0; 1041. } 1042. 1043. #define MUSE_POT_GAIN_LEVEL 1 1044. #define MUSE_WAN_MAKE_INVISIBLE 2 1045. #define MUSE_POT_INVISIBILITY 3 1046. #define MUSE_POLY_TRAP 4 1047. #define MUSE_WAN_POLYMORPH 5 1048. #define MUSE_POT_SPEED 6 1049. #define MUSE_WAN_SPEED_MONSTER 7 1050. boolean 1051. find_misc(mtmp) 1052. struct monst *mtmp; 1053. { 1054. register struct obj *obj; 1055. int x=mtmp->mx, y=mtmp->my; 1056. #ifdef POLYSELF 1057. struct trap *t; 1058. int xx, yy; 1059. boolean immobile = (mtmp->data->mmove == 0); 1060. #endif 1061. boolean stuck = (mtmp == u.ustuck); 1062. 1063. m.misc = (struct obj *)0; 1064. m.has_misc = 0; 1065. if (is_animal(mtmp->data) || mindless(mtmp->data)) 1066. return 0; 1067. if (u.uswallow && stuck) return 0; 1068. 1069. /* We arbitrarily limit to times when a player is nearby for the 1070. * same reason as Junior Pac-Man doesn't have energizers eaten until 1071. * you can see them... 1072. */ 1073. if(dist2(x, y, mtmp->mux, mtmp->muy) > 36) 1074. return 0; 1075. 1076. #ifdef POLYSELF 1077. if (!stuck && !immobile && 1078. !mtmp->cham && monstr[(monsndx(mtmp->data))] < 6) 1079. for(xx = x-1; xx <= x+1; xx++) 1080. for(yy = y-1; yy <= y+1; yy++) 1081. if (isok(xx,yy) && (xx != u.ux || yy != u.uy)) 1082. if (mtmp->data != &mons[PM_GRID_BUG] || xx == x || yy == y) 1083. if (/* (xx==x && yy==y) || */ !level.monsters[xx][yy]) 1084. if ((t = t_at(xx,yy)) != 0) { 1085. if (t->ttyp == POLY_TRAP) { 1086. trapx = xx; 1087. trapy = yy; 1088. m.has_misc = MUSE_POLY_TRAP; 1089. return TRUE; 1090. } 1091. } 1092. #endif 1093. if (nohands(mtmp->data)) 1094. return 0; 1095. 1096. #define nomore(x) if(m.has_misc==x) continue; 1097. for(obj=mtmp->minvent; obj; obj=obj->nobj) { 1098. /* Monsters shouldn't recognize cursed items; this kludge is */ 1099. /* necessary to prevent serious problems though... */ 1100. if(obj->otyp == POT_GAIN_LEVEL && (!obj->cursed || 1101. (!mtmp->isgd && !mtmp->isshk && !mtmp->ispriest))) { 1102. m.misc = obj; 1103. m.has_misc = MUSE_POT_GAIN_LEVEL; 1104. } 1105. /* Note: peaceful/tame monsters won't make themselves 1106. * invisible unless you can see them. Not really right, but... 1107. */ 1108. nomore(MUSE_WAN_MAKE_INVISIBLE); 1109. if(obj->otyp == WAN_MAKE_INVISIBLE && obj->spe > 0 && 1110. !mtmp->minvis && (!mtmp->mpeaceful || See_invisible) 1111. && (mtmp->data != &mons[PM_MEDUSA] || mtmp->mcan)) { 1112. m.misc = obj; 1113. m.has_misc = MUSE_WAN_MAKE_INVISIBLE; 1114. } 1115. nomore(MUSE_POT_INVISIBILITY); 1116. if(obj->otyp == POT_INVISIBILITY && 1117. !mtmp->minvis && (!mtmp->mpeaceful || See_invisible)) { 1118. m.misc = obj; 1119. m.has_misc = MUSE_POT_INVISIBILITY; 1120. } 1121. nomore(MUSE_WAN_SPEED_MONSTER); 1122. if(obj->otyp == WAN_SPEED_MONSTER && obj->spe > 0 1123. && mtmp->mspeed != MFAST && !mtmp->isgd) { 1124. m.misc = obj; 1125. m.has_misc = MUSE_WAN_SPEED_MONSTER; 1126. } 1127. nomore(MUSE_POT_SPEED); 1128. if(obj->otyp == POT_SPEED && mtmp->mspeed != MFAST 1129. && !mtmp->isgd) { 1130. m.misc = obj; 1131. m.has_misc = MUSE_POT_SPEED; 1132. } 1133. nomore(MUSE_WAN_POLYMORPH); 1134. if(obj->otyp == WAN_POLYMORPH && !mtmp->cham 1135. && monstr[(monsndx(mtmp->data))] < 6) { 1136. m.misc = obj; 1137. m.has_misc = MUSE_WAN_POLYMORPH; 1138. } 1139. } 1140. return !!m.has_misc; 1141. #undef nomore 1142. } 1143. 1144. int 1145. use_misc(mtmp) 1146. struct monst *mtmp; 1147. { 1148. int i; 1149. struct obj *otmp = m.misc; 1150. boolean vis = cansee(mtmp->mx, mtmp->my); 1151. boolean vismon = canseemon(mtmp); 1152. boolean oseen = otmp && (otmp->oclass == SCROLL_CLASS || vis); 1153. 1154. if ((i = precheck(mtmp, otmp)) != 0) return i; 1155. switch(m.has_misc) { 1156. case MUSE_POT_GAIN_LEVEL: 1157. mquaffmsg(mtmp, otmp); 1158. if (otmp->cursed) { 1159. if (Can_rise_up(&u.uz)) { 1160. register int tolev = depth(&u.uz)-1; 1161. d_level tolevel; 1162. 1163. get_level(&tolevel, tolev); 1164. /* insurance against future changes... */ 1165. if(on_level(&tolevel, &u.uz)) goto skipmsg; 1166. if (vismon) { 1167. pline("%s rises up, through the ceiling!", 1168. Monnam(mtmp)); 1169. if(!objects[POT_GAIN_LEVEL].oc_name_known 1170. && !objects[POT_GAIN_LEVEL].oc_uname) 1171. docall(otmp); 1172. } 1173. m_useup(mtmp, otmp); 1174. migrate_to_level(mtmp, ledger_no(&tolevel), 0); 1175. return 2; 1176. } else { 1177. skipmsg: 1178. if (vismon) { 1179. pline("%s looks uneasy.", Monnam(mtmp)); 1180. if(!objects[POT_GAIN_LEVEL].oc_name_known 1181. && !objects[POT_GAIN_LEVEL].oc_uname) 1182. docall(otmp); 1183. } 1184. m_useup(mtmp, otmp); 1185. return 2; 1186. } 1187. } 1188. if (vismon) pline("%s seems more experienced.", Monnam(mtmp)); 1189. i = rnd(8); 1190. if (oseen) makeknown(POT_GAIN_LEVEL); 1191. m_useup(mtmp, otmp); 1192. if (!grow_up(mtmp,(struct monst *)0)) return 1; 1193. /* grew into genocided monster */ 1194. mtmp->mhp += i; 1195. mtmp->mhpmax += i; 1196. return 2; 1197. case MUSE_WAN_MAKE_INVISIBLE: 1198. mzapmsg(mtmp, otmp, TRUE); 1199. otmp->spe--; 1200. mtmp->minvis = 1; 1201. newsym(mtmp->mx,mtmp->my); 1202. if (mtmp->wormno) see_wsegs(mtmp); 1203. return 2; 1204. case MUSE_POT_INVISIBILITY: 1205. mquaffmsg(mtmp, otmp); 1206. if (vis) pline("Gee, all of a sudden %s can't see %sself.", 1207. mon_nam(mtmp), 1208. humanoid(mtmp->data) ? (mtmp->female ? "her" : "him") 1209. : "it"); 1210. if (oseen) makeknown(POT_INVISIBILITY); 1211. mtmp->minvis = 1; 1212. newsym(mtmp->mx,mtmp->my); 1213. if (mtmp->wormno) see_wsegs(mtmp); 1214. if (otmp->cursed) { 1215. mtmp->minvis = 0; 1216. pline("For some reason, %s presence is known to you.", 1217. s_suffix(mon_nam(mtmp))); 1218. you_aggravate(mtmp); 1219. mtmp->minvis = 1; 1220. newsym(mtmp->mx,mtmp->my); 1221. } 1222. m_useup(mtmp, otmp); 1223. return 2; 1224. case MUSE_WAN_SPEED_MONSTER: 1225. mzapmsg(mtmp, otmp, TRUE); 1226. otmp->spe--; 1227. if (mtmp->mspeed == MSLOW) mtmp->mspeed = 0; 1228. else mtmp->mspeed = MFAST; 1229. return 2; 1230. case MUSE_POT_SPEED: 1231. mquaffmsg(mtmp, otmp); 1232. if (vismon) pline("%s is suddenly moving much faster.", 1233. Monnam(mtmp)); 1234. if (oseen) makeknown(POT_SPEED); 1235. if (mtmp->mspeed == MSLOW) mtmp->mspeed = 0; 1236. else mtmp->mspeed = MFAST; 1237. m_useup(mtmp, otmp); 1238. return 2; 1239. case MUSE_WAN_POLYMORPH: 1240. mzapmsg(mtmp, otmp, TRUE); 1241. otmp->spe--; 1242. (void) newcham(mtmp, rndmonst()); 1243. if (oseen) makeknown(WAN_POLYMORPH); 1244. return 2; 1245. #ifdef POLYSELF 1246. case MUSE_POLY_TRAP: 1247. if (vismon) 1248. pline("%s deliberately goes onto a polymorph trap!", 1249. Monnam(mtmp)); 1250. seetrap(t_at(trapx,trapy)); 1251. 1252. /* don't use rloc() due to worms */ 1253. remove_monster(mtmp->mx, mtmp->my); 1254. newsym(mtmp->mx, mtmp->my); 1255. place_monster(mtmp, trapx, trapy); 1256. if (mtmp->wormno) worm_move(mtmp); 1257. newsym(trapx, trapy); 1258. 1259. (void) newcham(mtmp, (struct permonst *)0); 1260. return 2; 1261. #endif 1262. case 0: return 0; /* i.e. an exploded wand */ 1263. default: impossible("%s wanted to perform action %d?", Monnam(mtmp), 1264. m.has_misc); 1265. break; 1266. } 1267. return 0; 1268. } 1269. 1270. static void 1271. you_aggravate(mtmp) 1272. struct monst *mtmp; 1273. { 1274. cls(); 1275. show_glyph(mtmp->mx, mtmp->my, mon_to_glyph(mtmp)); 1276. display_self(); 1277. You("feel aggravated at %s.", mon_nam(mtmp)); 1278. display_nhwindow(WIN_MAP, TRUE); 1279. docrt(); 1280. if (unconscious()) { 1281. multi = -1; 1282. nomovemsg = 1283. "Aggravated, you are jolted into full consciousness."; 1284. } 1285. } 1286. 1287. int 1288. rnd_misc_item(mtmp) 1289. struct monst *mtmp; 1290. { 1291. struct permonst *pm = mtmp->data; 1292. int difficulty = monstr[(monsndx(pm))]; 1293. 1294. if(is_animal(pm) || attacktype(pm, AT_EXPL) || mindless(mtmp->data) 1295. || pm->mlet == S_GHOST 1296. # ifdef KOPS 1297. || pm->mlet == S_KOP 1298. # endif 1299. ) return 0; 1300. /* Unlike other rnd_item functions, we only allow _weak_ monsters 1301. * to have this item; after all, the item will be used to strengthen 1302. * the monster and strong monsters won't use it at all... 1303. */ 1304. if (difficulty < 6 && !rn2(30)) return WAN_POLYMORPH; 1305. 1306. switch (rn2(7)) { 1307. case 0: case 1: 1308. if (mtmp->isgd) return 0; 1309. return POT_SPEED; 1310. case 2: 1311. if (mtmp->mpeaceful && !See_invisible) return 0; 1312. return WAN_MAKE_INVISIBLE; 1313. case 3: 1314. if (mtmp->mpeaceful && !See_invisible) return 0; 1315. return POT_INVISIBILITY; 1316. case 4: 1317. if (mtmp->isgd) return 0; 1318. return WAN_SPEED_MONSTER; 1319. case 5: case 6: 1320. return POT_GAIN_LEVEL; 1321. } 1322. /*NOTREACHED*/ 1323. return 0; 1324. } 1325. 1326. boolean 1327. searches_for_item(mon, obj) 1328. struct monst *mon; 1329. struct obj *obj; 1330. { 1331. int typ = obj->otyp; 1332. 1333. if (is_animal(mon->data) || mindless(mon->data)) return FALSE; 1334. return((obj->oclass == WAND_CLASS && objects[typ].oc_dir == RAY) 1335. || typ == WAN_STRIKING 1336. || (!mon->minvis && 1337. (typ == WAN_MAKE_INVISIBLE || typ == POT_INVISIBILITY)) 1338. || (mon->mspeed != MFAST && 1339. (typ == WAN_SPEED_MONSTER || typ == POT_SPEED)) 1340. || typ == POT_HEALING 1341. || typ == POT_EXTRA_HEALING 1342. || typ == POT_GAIN_LEVEL 1343. || (monstr[monsndx(mon->data)] < 6 && typ == WAN_POLYMORPH) 1344. || (!is_floater(mon->data) && typ == WAN_DIGGING) 1345. || typ == WAN_TELEPORTATION 1346. || typ == SCR_TELEPORTATION 1347. || typ == WAN_CREATE_MONSTER 1348. || typ == SCR_CREATE_MONSTER 1349. || typ == POT_PARALYSIS 1350. || typ == POT_BLINDNESS 1351. || typ == POT_CONFUSION 1352. || (typ == PICK_AXE && needspick(mon->data)) 1353. ); 1354. } 1355. #endif 1356. 1357. /*muse.c*/
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