Below is the full text to worn.c from the source code of NetHack 3.4.0. To link to a particular line, write [[NetHack 3.4.0/worn.c#line123]], for example.
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1. /* SCCS Id: @(#)worn.c 3.4 2002/02/07 */ 2. /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3. /* NetHack may be freely redistributed. See license for details. */ 4. 5. #include "hack.h" 6. 7. STATIC_DCL void FDECL(m_lose_armor, (struct monst *,struct obj *)); 8. STATIC_DCL void FDECL(m_dowear_type, (struct monst *,long,BOOLEAN_P)); 9. STATIC_DCL int FDECL(extra_pref, (struct monst *, struct obj *)); 10. 11. const struct worn { 12. long w_mask; 13. struct obj **w_obj; 14. } worn[] = { 15. { W_ARM, &uarm }, 16. { W_ARMC, &uarmc }, 17. { W_ARMH, &uarmh }, 18. { W_ARMS, &uarms }, 19. { W_ARMG, &uarmg }, 20. { W_ARMF, &uarmf }, 21. #ifdef TOURIST 22. { W_ARMU, &uarmu }, 23. #endif 24. { W_RINGL, &uleft }, 25. { W_RINGR, &uright }, 26. { W_WEP, &uwep }, 27. { W_SWAPWEP, &uswapwep }, 28. { W_QUIVER, &uquiver }, 29. { W_AMUL, &uamul }, 30. { W_TOOL, &ublindf }, 31. { W_BALL, &uball }, 32. { W_CHAIN, &uchain }, 33. { 0, 0 } 34. }; 35. 36. /* This only allows for one blocking item per property */ 37. #define w_blocks(o,m) \ 38. ((o->otyp == MUMMY_WRAPPING && ((m) & W_ARMC)) ? INVIS : \ 39. (o->otyp == CORNUTHAUM && ((m) & W_ARMH) && \ 40. !Role_if(PM_WIZARD)) ? CLAIRVOYANT : 0) 41. /* note: monsters don't have clairvoyance, so your role 42. has no significant effect on their use of w_blocks() */ 43. 44. 45. /* Updated to use the extrinsic and blocked fields. */ 46. void 47. setworn(obj, mask) 48. register struct obj *obj; 49. long mask; 50. { 51. register const struct worn *wp; 52. register struct obj *oobj; 53. register int p; 54. 55. if ((mask & (W_ARM|I_SPECIAL)) == (W_ARM|I_SPECIAL)) { 56. /* restoring saved game; no properties are conferred via skin */ 57. uskin = obj; 58. /* assert( !uarm ); */ 59. } else { 60. for(wp = worn; wp->w_mask; wp++) if(wp->w_mask & mask) { 61. oobj = *(wp->w_obj); 62. if(oobj && !(oobj->owornmask & wp->w_mask)) 63. impossible("Setworn: mask = %ld.", wp->w_mask); 64. if(oobj) { 65. if (u.twoweap && (oobj->owornmask & (W_WEP|W_SWAPWEP))) 66. u.twoweap = 0; 67. oobj->owornmask &= ~wp->w_mask; 68. if (wp->w_mask & ~(W_SWAPWEP|W_QUIVER)) { 69. /* leave as "x = x <op> y", here and below, for broken 70. * compilers */ 71. p = objects[oobj->otyp].oc_oprop; 72. u.uprops[p].extrinsic = 73. u.uprops[p].extrinsic & ~wp->w_mask; 74. if ((p = w_blocks(oobj,mask)) != 0) 75. u.uprops[p].blocked &= ~wp->w_mask; 76. if (oobj->oartifact) 77. set_artifact_intrinsic(oobj, 0, mask); 78. } 79. } 80. *(wp->w_obj) = obj; 81. if(obj) { 82. obj->owornmask |= wp->w_mask; 83. /* Prevent getting/blocking intrinsics from wielding 84. * potions, through the quiver, etc. 85. * Allow weapon-tools, too. 86. * wp_mask should be same as mask at this point. 87. */ 88. if (wp->w_mask & ~(W_SWAPWEP|W_QUIVER)) { 89. if (obj->oclass == WEAPON_CLASS || is_weptool(obj) || 90. mask != W_WEP) { 91. p = objects[obj->otyp].oc_oprop; 92. u.uprops[p].extrinsic = 93. u.uprops[p].extrinsic | wp->w_mask; 94. if ((p = w_blocks(obj, mask)) != 0) 95. u.uprops[p].blocked |= wp->w_mask; 96. } 97. if (obj->oartifact) 98. set_artifact_intrinsic(obj, 1, mask); 99. } 100. } 101. } 102. } 103. update_inventory(); 104. } 105. 106. /* called e.g. when obj is destroyed */ 107. /* Updated to use the extrinsic and blocked fields. */ 108. void 109. setnotworn(obj) 110. register struct obj *obj; 111. { 112. register const struct worn *wp; 113. register int p; 114. 115. if (!obj) return; 116. if (obj == uwep || obj == uswapwep) u.twoweap = 0; 117. for(wp = worn; wp->w_mask; wp++) 118. if(obj == *(wp->w_obj)) { 119. *(wp->w_obj) = 0; 120. p = objects[obj->otyp].oc_oprop; 121. u.uprops[p].extrinsic = u.uprops[p].extrinsic & ~wp->w_mask; 122. obj->owornmask &= ~wp->w_mask; 123. if (obj->oartifact) 124. set_artifact_intrinsic(obj, 0, wp->w_mask); 125. if ((p = w_blocks(obj,wp->w_mask)) != 0) 126. u.uprops[p].blocked &= ~wp->w_mask; 127. } 128. update_inventory(); 129. } 130. 131. void 132. mon_set_minvis(mon) 133. struct monst *mon; 134. { 135. mon->perminvis = 1; 136. if (!mon->invis_blkd) { 137. mon->minvis = 1; 138. newsym(mon->mx, mon->my); /* make it disappear */ 139. if (mon->wormno) see_wsegs(mon); /* and any tail too */ 140. } 141. } 142. 143. void 144. mon_adjust_speed(mon, adjust, obj) 145. struct monst *mon; 146. int adjust; /* positive => increase speed, negative => decrease */ 147. struct obj *obj; /* item to make known if effect can be seen */ 148. { 149. struct obj *otmp; 150. boolean give_msg = !in_mklev; 151. unsigned int oldspeed = mon->mspeed; 152. 153. switch (adjust) { 154. case 2: 155. mon->permspeed = MFAST; 156. give_msg = FALSE; /* special case monster creation */ 157. break; 158. case 1: 159. if (mon->permspeed == MSLOW) mon->permspeed = 0; 160. else mon->permspeed = MFAST; 161. break; 162. case 0: /* just check for worn speed boots */ 163. break; 164. case -1: 165. if (mon->permspeed == MFAST) mon->permspeed = 0; 166. else mon->permspeed = MSLOW; 167. break; 168. case -2: 169. mon->permspeed = MSLOW; 170. give_msg = FALSE; /* (not currently used) */ 171. break; 172. } 173. 174. for (otmp = mon->minvent; otmp; otmp = otmp->nobj) 175. if (otmp->owornmask && objects[otmp->otyp].oc_oprop == FAST) 176. break; 177. if (otmp) /* speed boots */ 178. mon->mspeed = MFAST; 179. else 180. mon->mspeed = mon->permspeed; 181. 182. if (give_msg && mon->mspeed != oldspeed && canseemon(mon)) { 183. /* fast to slow (skipping intermediate state) or vice versa */ 184. const char *howmuch = (mon->mspeed + oldspeed == MFAST + MSLOW) ? 185. "much " : ""; 186. 187. if (adjust > 0 || mon->mspeed == MFAST) 188. pline("%s is suddenly moving %sfaster.", Monnam(mon), howmuch); 189. else 190. pline("%s seems to be moving %sslower.", Monnam(mon), howmuch); 191. 192. /* might discover an object if we see the speed change happen, but 193. avoid making possibly forgotten book known when casting its spell */ 194. if (obj != 0 && obj->dknown && 195. objects[obj->otyp].oc_class != SPBOOK_CLASS) 196. makeknown(obj->otyp); 197. } 198. } 199. 200. /* armor put on or taken off; might be magical variety */ 201. void 202. update_mon_intrinsics(mon, obj, on) 203. struct monst *mon; 204. struct obj *obj; 205. boolean on; 206. { 207. int unseen; 208. uchar mask; 209. struct obj *otmp; 210. int which = (int) objects[obj->otyp].oc_oprop; 211. 212. unseen = !canseemon(mon); 213. if (!which) goto maybe_blocks; 214. 215. if (on) { 216. switch (which) { 217. case INVIS: 218. mon->minvis = !mon->invis_blkd; 219. break; 220. case FAST: 221. mon_adjust_speed(mon, 0, obj); 222. break; 223. /* properties handled elsewhere */ 224. case ANTIMAGIC: 225. case REFLECTING: 226. break; 227. /* properties which have no effect for monsters */ 228. case CLAIRVOYANT: 229. case STEALTH: 230. case TELEPAT: 231. break; 232. /* properties which should have an effect but aren't implemented */ 233. case LEVITATION: 234. case WWALKING: 235. break; 236. /* properties which maybe should have an effect but don't */ 237. case DISPLACED: 238. case FUMBLING: 239. case JUMPING: 240. case PROTECTION: 241. break; 242. default: 243. if (which <= 8) { /* 1 thru 8 correspond to MR_xxx mask values */ 244. /* FIRE,COLD,SLEEP,DISINT,SHOCK,POISON,ACID,STONE */ 245. mask = (uchar) (1 << (which - 1)); 246. mon->mintrinsics |= (unsigned short) mask; 247. } 248. break; 249. } 250. } else { /* off */ 251. switch (which) { 252. case INVIS: 253. mon->minvis = mon->perminvis; 254. break; 255. case FAST: 256. mon_adjust_speed(mon, 0, obj); 257. break; 258. case FIRE_RES: 259. case COLD_RES: 260. case SLEEP_RES: 261. case DISINT_RES: 262. case SHOCK_RES: 263. case POISON_RES: 264. case ACID_RES: 265. case STONE_RES: 266. mask = (uchar) (1 << (which - 1)); 267. /* If the monster doesn't have this resistance intrinsically, 268. check whether any other worn item confers it. Note that 269. we don't currently check for anything conferred via simply 270. carrying an object. */ 271. if (!(mon->data->mresists & mask)) { 272. for (otmp = mon->minvent; otmp; otmp = otmp->nobj) 273. if (otmp->owornmask && 274. (int) objects[otmp->otyp].oc_oprop == which) 275. break; 276. if (!otmp) 277. mon->mintrinsics &= ~((unsigned short) mask); 278. } 279. break; 280. default: 281. break; 282. } 283. } 284. 285. maybe_blocks: 286. /* obj->owornmask has been cleared by this point, so we can't use it. 287. However, since monsters don't wield armor, we don't have to guard 288. against that and can get away with a blanket worn-mask value. */ 289. switch (w_blocks(obj,~0L)) { 290. case INVIS: 291. mon->invis_blkd = on ? 1 : 0; 292. mon->minvis = on ? 0 : mon->perminvis; 293. break; 294. default: 295. break; 296. } 297. 298. #ifdef STEED 299. if (!on && mon == u.usteed && obj->otyp == SADDLE) 300. dismount_steed(DISMOUNT_FELL); 301. #endif 302. 303. /* if couldn't see it but now can, or vice versa, update display */ 304. if (unseen ^ !canseemon(mon)) 305. newsym(mon->mx, mon->my); 306. } 307. 308. int 309. find_mac(mon) 310. register struct monst *mon; 311. { 312. register struct obj *obj; 313. int base = mon->data->ac; 314. long mwflags = mon->misc_worn_check; 315. 316. for (obj = mon->minvent; obj; obj = obj->nobj) { 317. if (obj->owornmask & mwflags) 318. base -= ARM_BONUS(obj); 319. /* since ARM_BONUS is positive, subtracting it increases AC */ 320. } 321. return base; 322. } 323. 324. /* weapons are handled separately; rings and eyewear aren't used by monsters */ 325. 326. /* Wear the best object of each type that the monster has. During creation, 327. * the monster can put everything on at once; otherwise, wearing takes time. 328. * This doesn't affect monster searching for objects--a monster may very well 329. * search for objects it would not want to wear, because we don't want to 330. * check which_armor() each round. 331. * 332. * We'll let monsters put on shirts and/or suits under worn cloaks, but 333. * not shirts under worn suits. This is somewhat arbitrary, but it's 334. * too tedious to have them remove and later replace outer garments, 335. * and preventing suits under cloaks makes it a little bit too easy for 336. * players to influence what gets worn. Putting on a shirt underneath 337. * already worn body armor is too obviously buggy... 338. */ 339. void 340. m_dowear(mon, creation) 341. register struct monst *mon; 342. boolean creation; 343. { 344. /* Note the restrictions here are the same as in dowear in do_wear.c 345. * except for the additional restriction on intelligence. (Players 346. * are always intelligent, even if polymorphed). 347. */ 348. if (verysmall(mon->data) || nohands(mon->data) || is_animal(mon->data)) 349. return; 350. /* give mummies a chance to wear their wrappings */ 351. if (mindless(mon->data) && (mon->data->mlet != S_MUMMY || !creation)) 352. return; 353. 354. m_dowear_type(mon, W_AMUL, creation); 355. #ifdef TOURIST 356. /* can't put on shirt if already wearing suit */ 357. if (!cantweararm(mon->data) || (mon->misc_worn_check & W_ARM)) 358. m_dowear_type(mon, W_ARMU, creation); 359. #endif 360. /* treating small as a special case allows 361. hobbits, gnomes, and kobolds to wear cloaks */ 362. if (!cantweararm(mon->data) || mon->data->msize == MZ_SMALL) 363. m_dowear_type(mon, W_ARMC, creation); 364. m_dowear_type(mon, W_ARMH, creation); 365. if (!MON_WEP(mon) || !bimanual(MON_WEP(mon))) 366. m_dowear_type(mon, W_ARMS, creation); 367. m_dowear_type(mon, W_ARMG, creation); 368. if (!slithy(mon->data) && mon->data->mlet != S_CENTAUR) 369. m_dowear_type(mon, W_ARMF, creation); 370. if (!cantweararm(mon->data)) 371. m_dowear_type(mon, W_ARM, creation); 372. } 373. 374. STATIC_OVL void 375. m_dowear_type(mon, flag, creation) 376. struct monst *mon; 377. long flag; 378. boolean creation; 379. { 380. struct obj *old, *best, *obj; 381. int m_delay = 0; 382. 383. if (mon->mfrozen) return; /* probably putting previous item on */ 384. 385. old = which_armor(mon, flag); 386. if (old && old->cursed) return; 387. if (old && flag == W_AMUL) return; /* no such thing as better amulets */ 388. best = old; 389. 390. for(obj = mon->minvent; obj; obj = obj->nobj) { 391. switch(flag) { 392. case W_AMUL: 393. if (obj->oclass != AMULET_CLASS || 394. (obj->otyp != AMULET_OF_LIFE_SAVING && 395. obj->otyp != AMULET_OF_REFLECTION)) 396. continue; 397. best = obj; 398. goto outer_break; /* no such thing as better amulets */ 399. #ifdef TOURIST 400. case W_ARMU: 401. if (!is_shirt(obj)) continue; 402. break; 403. #endif 404. case W_ARMC: 405. if (!is_cloak(obj)) continue; 406. break; 407. case W_ARMH: 408. if (!is_helmet(obj)) continue; 409. break; 410. case W_ARMS: 411. if (!is_shield(obj)) continue; 412. break; 413. case W_ARMG: 414. if (!is_gloves(obj)) continue; 415. break; 416. case W_ARMF: 417. if (!is_boots(obj)) continue; 418. break; 419. case W_ARM: 420. if (!is_suit(obj)) continue; 421. break; 422. } 423. if (obj->owornmask) continue; 424. /* I'd like to define a VISIBLE_ARM_BONUS which doesn't assume the 425. * monster knows obj->spe, but if I did that, a monster would keep 426. * switching forever between two -2 caps since when it took off one 427. * it would forget spe and once again think the object is better 428. * than what it already has. 429. */ 430. if (best && (ARM_BONUS(best) + extra_pref(mon,best) >= ARM_BONUS(obj) + extra_pref(mon,obj))) 431. continue; 432. best = obj; 433. } 434. outer_break: 435. if (!best || best == old) return; 436. 437. /* if wearing a cloak, account for the time spent removing 438. and re-wearing it when putting on a suit or shirt */ 439. if ((flag == W_ARM 440. #ifdef TOURIST 441. || flag == W_ARMU 442. #endif 443. ) && (mon->misc_worn_check & W_ARMC)) 444. m_delay += 2; 445. /* when upgrading a piece of armor, account for time spent 446. taking off current one */ 447. if (old) 448. m_delay += objects[old->otyp].oc_delay; 449. 450. if (old) /* do this first to avoid "(being worn)" */ 451. old->owornmask = 0L; 452. if (!creation) { 453. if (canseemon(mon)) { 454. char buf[BUFSZ]; 455. 456. if (old) 457. Sprintf(buf, " removes %s and", distant_name(old, doname)); 458. else 459. buf[0] = '\0'; 460. pline("%s%s puts on %s.", Monnam(mon), 461. buf, distant_name(best,doname)); 462. } /* can see it */ 463. m_delay += objects[best->otyp].oc_delay; 464. mon->mfrozen = m_delay; 465. if (mon->mfrozen) mon->mcanmove = 0; 466. } 467. if (old) 468. update_mon_intrinsics(mon, old, FALSE); 469. mon->misc_worn_check |= flag; 470. best->owornmask |= flag; 471. update_mon_intrinsics(mon, best, TRUE); 472. } 473. 474. struct obj * 475. which_armor(mon, flag) 476. struct monst *mon; 477. long flag; 478. { 479. register struct obj *obj; 480. 481. for(obj = mon->minvent; obj; obj = obj->nobj) 482. if (obj->owornmask & flag) return obj; 483. return((struct obj *)0); 484. } 485. 486. /* remove an item of armor and then drop it */ 487. STATIC_OVL void 488. m_lose_armor(mon, obj) 489. struct monst *mon; 490. struct obj *obj; 491. { 492. mon->misc_worn_check &= ~obj->owornmask; 493. obj->owornmask = 0L; 494. update_mon_intrinsics(mon, obj, FALSE); 495. 496. obj_extract_self(obj); 497. place_object(obj, mon->mx, mon->my); 498. /* call stackobj() if we ever drop anything that can merge */ 499. newsym(mon->mx, mon->my); 500. } 501. 502. void 503. clear_bypasses() 504. { 505. struct obj *otmp, *nobj; 506. 507. for (otmp = fobj; otmp; otmp = nobj) { 508. nobj = otmp->nobj; 509. if (otmp->bypass) { 510. otmp->bypass = 0; 511. #if 0 512. /* setting otmp->bypass changes mergability. 513. * If monster can ever drop anything that 514. * can and should merge, this code block 515. * should be enabled. 516. */ 517. { 518. struct obj *obj; 519. xchar ox, oy; 520. (void) get_obj_location(otmp, &ox, &oy, 0); 521. obj_extract_self(otmp); 522. obj = merge_choice(fobj, otmp); 523. /* If it can't merge, then place it */ 524. if (!obj || (obj && !merged(&obj, &otmp))) 525. place_object(otmp, ox, oy); 526. newsym(ox, oy); 527. } 528. #endif 529. } 530. } 531. flags.bypasses = FALSE; 532. } 533. 534. void 535. bypass_obj(obj) 536. struct obj *obj; 537. { 538. obj->bypass = 1; 539. flags.bypasses = TRUE; 540. } 541. 542. void 543. mon_break_armor(mon, polyspot) 544. struct monst *mon; 545. boolean polyspot; 546. { 547. register struct obj *otmp; 548. struct permonst *mdat = mon->data; 549. boolean vis = cansee(mon->mx, mon->my); 550. const char *pronoun = mhim(mon), 551. *ppronoun = mhis(mon); 552. 553. if (breakarm(mdat)) { 554. if ((otmp = which_armor(mon, W_ARM)) != 0) { 555. if ((Is_dragon_scales(otmp) && 556. mdat == Dragon_scales_to_pm(otmp)) || 557. (Is_dragon_mail(otmp) && mdat == Dragon_mail_to_pm(otmp))) 558. ; /* no message here; 559. "the dragon merges with his scaly armor" is odd 560. and the monster's previous form is already gone */ 561. else if (vis) 562. pline("%s breaks out of %s armor!", Monnam(mon), ppronoun); 563. else 564. You_hear("a cracking sound."); 565. m_useup(mon, otmp); 566. } 567. if ((otmp = which_armor(mon, W_ARMC)) != 0) { 568. if (otmp->oartifact) { 569. if (vis) 570. pline("%s %s falls off!", s_suffix(Monnam(mon)), 571. cloak_simple_name(otmp)); 572. if (polyspot) bypass_obj(otmp); 573. m_lose_armor(mon, otmp); 574. } else { 575. if (vis) 576. pline("%s %s tears apart!", s_suffix(Monnam(mon)), 577. cloak_simple_name(otmp)); 578. else 579. You_hear("a ripping sound."); 580. m_useup(mon, otmp); 581. } 582. } 583. #ifdef TOURIST 584. if ((otmp = which_armor(mon, W_ARMU)) != 0) { 585. if (vis) 586. pline("%s shirt rips to shreds!", s_suffix(Monnam(mon))); 587. else 588. You_hear("a ripping sound."); 589. m_useup(mon, otmp); 590. } 591. #endif 592. } else if (sliparm(mdat)) { 593. if ((otmp = which_armor(mon, W_ARM)) != 0) { 594. if (vis) 595. pline("%s armor falls around %s!", 596. s_suffix(Monnam(mon)), pronoun); 597. else 598. You_hear("a thud."); 599. if (polyspot) bypass_obj(otmp); 600. m_lose_armor(mon, otmp); 601. } 602. if ((otmp = which_armor(mon, W_ARMC)) != 0) { 603. if (vis) { 604. if (is_whirly(mon->data)) 605. pline("%s %s falls, unsupported!", 606. s_suffix(Monnam(mon)), cloak_simple_name(otmp)); 607. else 608. pline("%s shrinks out of %s %s!", Monnam(mon), 609. ppronoun, cloak_simple_name(otmp)); 610. } 611. if (polyspot) bypass_obj(otmp); 612. m_lose_armor(mon, otmp); 613. } 614. #ifdef TOURIST 615. if ((otmp = which_armor(mon, W_ARMU)) != 0) { 616. if (vis) { 617. if (sliparm(mon->data)) 618. pline("%s seeps right through %s shirt!", 619. Monnam(mon), ppronoun); 620. else 621. pline("%s becomes much too small for %s shirt!", 622. Monnam(mon), ppronoun); 623. } 624. if (polyspot) bypass_obj(otmp); 625. m_lose_armor(mon, otmp); 626. } 627. #endif 628. } 629. if (nohands(mdat) || verysmall(mdat)) { 630. if ((otmp = which_armor(mon, W_ARMG)) != 0) { 631. if (vis) 632. pline("%s drops %s gloves%s!", Monnam(mon), ppronoun, 633. MON_WEP(mon) ? " and weapon" : ""); 634. possibly_unwield(mon); 635. if (polyspot) bypass_obj(otmp); 636. m_lose_armor(mon, otmp); 637. } 638. if ((otmp = which_armor(mon, W_ARMS)) != 0) { 639. if (vis) 640. pline("%s can no longer hold %s shield!", Monnam(mon), 641. ppronoun); 642. else 643. You_hear("a clank."); 644. if (polyspot) bypass_obj(otmp); 645. m_lose_armor(mon, otmp); 646. } 647. if ((otmp = which_armor(mon, W_ARMH)) != 0) { 648. if (vis) 649. pline("%s helmet falls to the %s!", 650. s_suffix(Monnam(mon)), surface(mon->mx, mon->my)); 651. else 652. You_hear("a clank."); 653. if (polyspot) bypass_obj(otmp); 654. m_lose_armor(mon, otmp); 655. } 656. } 657. if (nohands(mdat) || verysmall(mdat) || slithy(mdat) || 658. mdat->mlet == S_CENTAUR) { 659. if ((otmp = which_armor(mon, W_ARMF)) != 0) { 660. if (vis) { 661. if (is_whirly(mon->data)) 662. pline("%s boots fall away!", 663. s_suffix(Monnam(mon))); 664. else pline("%s boots %s off %s feet!", 665. s_suffix(Monnam(mon)), 666. verysmall(mdat) ? "slide" : "are pushed", ppronoun); 667. } 668. if (polyspot) bypass_obj(otmp); 669. m_lose_armor(mon, otmp); 670. } 671. } 672. #ifdef STEED 673. if (!can_saddle(mon)) { 674. if ((otmp = which_armor(mon, W_SADDLE)) != 0) { 675. if (polyspot) bypass_obj(otmp); 676. m_lose_armor(mon, otmp); 677. if (vis) 678. pline("%s saddle falls off.", s_suffix(Monnam(mon))); 679. } 680. if (mon == u.usteed) 681. goto noride; 682. } else if (mon == u.usteed && !can_ride(mon)) { 683. noride: 684. You("can no longer ride %s.", mon_nam(mon)); 685. if (touch_petrifies(u.usteed->data) && 686. !Stone_resistance && rnl(3)) { 687. char buf[BUFSZ]; 688. 689. You("touch %s.", mon_nam(u.usteed)); 690. Sprintf(buf, "falling off %s", 691. an(u.usteed->data->mname)); 692. instapetrify(buf); 693. } 694. dismount_steed(DISMOUNT_FELL); 695. } 696. #endif 697. return; 698. } 699. 700. /* bias a monster's preferences towards armor that has special benefits. */ 701. /* currently only does speed boots, but might be expanded if monsters get to 702. use more armor abilities */ 703. static int 704. extra_pref(mon, obj) 705. struct monst *mon; 706. struct obj *obj; 707. { 708. if (obj) { 709. if (obj->otyp == SPEED_BOOTS && mon->permspeed != MFAST) 710. return 20; 711. } 712. return 0; 713. } 714. /*worn.c*/