Source:NetHack 1.3d/wizard.c
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Below is the full text to wizard.c from the source code of NetHack 1.3d. To link to a particular line, write [[NetHack 1.3d/wizard.c#line123]], for example.
Warning! This is the source code from an old release. For the latest release, see Source code
Screenshots and source code from Hack are used under the CWI license.
1. /* SCCS Id: @(#)wizard.c 1.3 87/07/14 2. /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ 3. /* wizard.c - version 1.0.3 */ 4. 5. /* wizard code - inspired by rogue code from Merlyn Leroy (digi-g!brian) */ 6. /* - heavily modified to give the wiz balls. (genat!mike) */ 7. 8. #include "hack.h" 9. extern struct permonst pm_wizard; 10. extern struct monst *makemon(); 11. 12. #if defined(HARD) || defined(DGKMOD) 13. char nasties[] = "cdDeImoPTUVwxXz&\\,:;"; 14. #define WIZSHOT 2 15. #else 16. #define WIZSHOT 6 /* one chance in WIZSHOT that wizard will try magic */ 17. #endif 18. 19. #define BOLT_LIM 8 /* from this distance D and 1 will try to hit you */ 20. 21. char wizapp[] = "@&DNPTUVXcemntx"; 22. 23. #ifdef DGKMOD 24. #define URETREATING(x,y) (movedist(u.ux,u.uy,x,y) > movedist(u.ux0,u.uy0,x,y)) 25. extern char mlarge[]; 26. 27. movedist(x0, x1, y0, y1) 28. { 29. register int absdx, absdy; 30. 31. absdx = abs(x1 - x0); 32. absdy = abs(y1 - y0); 33. 34. return (absdx + absdy - min(absdx, absdy)); 35. } 36. #endif 37. 38. /* If he has found the Amulet, make the wizard appear after some time */ 39. amulet(){ 40. register struct obj *otmp; 41. register struct monst *mtmp; 42. 43. if(!flags.made_amulet || !flags.no_of_wizards) 44. return; 45. /* find wizard, and wake him if necessary */ 46. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) 47. if(mtmp->data->mlet == '1' && mtmp->msleep && !rn2(40)) 48. for(otmp = invent; otmp; otmp = otmp->nobj) 49. if(otmp->olet == AMULET_SYM && !otmp->spe) { 50. mtmp->msleep = 0; 51. if(dist(mtmp->mx,mtmp->my) > 2) 52. pline( 53. "You get the creepy feeling that somebody noticed your taking the Amulet." 54. ); 55. return; 56. } 57. } 58. 59. wiz_hit(mtmp) 60. register struct monst *mtmp; 61. { 62. /* if we have stolen or found the amulet, we disappear */ 63. if(mtmp->minvent && mtmp->minvent->olet == AMULET_SYM && 64. mtmp->minvent->spe == 0) { 65. /* vanish -- very primitive */ 66. fall_down(mtmp); 67. return(1); 68. } 69. 70. /* if it is lying around someplace, we teleport to it */ 71. if(!carrying(AMULET_OF_YENDOR)) { 72. register struct obj *otmp; 73. 74. for(otmp = fobj; otmp; otmp = otmp->nobj) 75. if(otmp->olet == AMULET_SYM && !otmp->spe) { 76. if((u.ux != otmp->ox || u.uy != otmp->oy) && 77. !m_at(otmp->ox, otmp->oy)) { 78. 79. /* teleport to it and pick it up */ 80. mtmp->mx = otmp->ox; 81. mtmp->my = otmp->oy; 82. freeobj(otmp); 83. mpickobj(mtmp, otmp); 84. pmon(mtmp); 85. return(0); 86. } 87. goto hithim; 88. } 89. return(0); /* we don't know where it is */ 90. } 91. hithim: 92. if(rn2(2)) { /* hit - perhaps steal */ 93. 94. /* if hit 1/20 chance of stealing amulet & vanish 95. - amulet is on level 26 again. */ 96. if(hitu(mtmp, d(mtmp->data->damn,mtmp->data->damd)) 97. && !rn2(20) && stealamulet(mtmp)) 98. ; 99. } 100. else inrange(mtmp); /* try magic */ 101. return(0); 102. } 103. 104. #ifdef DGKMOD 105. /* Check if a monster is carrying a particular item. 106. */ 107. struct obj * 108. m_carrying(mtmp, type) 109. struct monst *mtmp; 110. int type; 111. { 112. register struct obj *otmp; 113. 114. for(otmp = mtmp->minvent; otmp; otmp = otmp->nobj) 115. if(otmp->otyp == type) 116. return(otmp); 117. return((struct obj *) 0); 118. } 119. 120. /* Remove an item from the monster's inventory. 121. */ 122. m_useup(mon, obj) 123. struct monst *mon; 124. struct obj *obj; 125. { 126. struct obj *otmp, *prev; 127. 128. prev = ((struct obj *) 0); 129. for (otmp = mon->minvent; otmp; otmp = otmp->nobj) { 130. if (otmp == obj) { 131. if (prev) 132. prev->nobj = obj->nobj; 133. else 134. mon->minvent = obj->nobj; 135. free((char *) obj); 136. break; 137. } 138. prev = otmp; 139. } 140. } 141. 142. m_throw(x, y, dx, dy, range, obj) 143. register int x,y,dx,dy,range; /* direction and range */ 144. register struct obj *obj; 145. { 146. register struct monst *mtmp; 147. struct objclass *oclass = &objects[obj->otyp]; 148. char sym = obj->olet; 149. int damage; 150. extern char *exclam(); 151. 152. bhitpos.x = x; 153. bhitpos.y = y; 154. 155. if(sym) tmp_at(-1, sym); /* open call */ 156. while(range-- > 0) { 157. bhitpos.x += dx; 158. bhitpos.y += dy; 159. if(mtmp = m_at(bhitpos.x,bhitpos.y)) { 160. damage = index(mlarge, mtmp->data->mlet) 161. ? oclass->wldam 162. : oclass->wsdam; 163. #ifdef KAA 164. # ifdef KOPS 165. if(obj->otyp == CREAM_PIE) damage = 0; 166. # endif 167. if(mtmp->data->ac + 8 <= rnd(20)) 168. miss(oclass->oc_name, mtmp); 169. else { 170. #endif 171. hit(oclass->oc_name, mtmp, exclam(damage)); 172. mtmp->mhp -= damage; 173. if(mtmp->mhp < 1) { 174. pline("%s is killed!", (Blind) ? "It" : Monnam(mtmp)); 175. mondied(mtmp); 176. } 177. range = 0; 178. #ifdef KAA 179. # ifdef KOPS 180. if(obj->otyp == CREAM_PIE) { 181. 182. pline("%s is blinded by the pie.", (Blind) ? "It" : Monnam(mtmp)); 183. if(mtmp->msleep) mtmp->msleep = 0; 184. setmangry(mtmp); 185. mtmp->mcansee = 0; 186. mtmp->mblinded += rnd(25); 187. if (mtmp->mblinded <= 0) 188. mtmp->mblinded = 127; 189. } else 190. # endif 191. if(obj->otyp == ENORMOUS_ROCK) { 192. mksobj_at(ENORMOUS_ROCK, bhitpos.x, bhitpos.y); 193. fobj->quan=1; 194. stackobj(fobj); 195. } 196. } 197. #endif 198. } 199. if (bhitpos.x == u.ux && bhitpos.y == u.uy) { 200. if (multi) 201. nomul(0); 202. #ifdef KAA 203. /* For giants throwing rocks, the rock which hits you shouldn't disappear. */ 204. # ifdef KOPS 205. /* Cream pies must disappear if they hit or miss. */ 206. { int hit, blindinc, thitu(); 207. if (!(hit = thitu(8, (obj->otyp != CREAM_PIE) ? rnd(oclass->wldam) : 0, oclass->oc_name)) 208. && obj->otyp != CREAM_PIE 209. # else 210. if (!thitu(8, rnd(oclass->wldam), oclass->oc_name) 211. # endif KOPS 212. || obj->otyp == ENORMOUS_ROCK) { 213. #else 214. if (!thitu(8, rnd(oclass->wldam), oclass->oc_name)) { 215. #endif 216. mksobj_at(obj->otyp, u.ux, u.uy); 217. fobj->quan = 1; 218. stackobj(fobj); 219. } 220. #if defined(KAA) && defined(KOPS) 221. if(hit && obj->otyp == CREAM_PIE) { 222. if(!Blind) pline("Yeech! You've been creamed."); 223. else pline("There's something sticky all over your face."); 224. u.ucreamed += (blindinc = rnd(25)); 225. Blind += blindinc; 226. seeoff(0); 227. } 228. } 229. #endif 230. range = 0; 231. } 232. tmp_at(bhitpos.x, bhitpos.y); 233. } 234. tmp_at(-1, -1); 235. } 236. #endif 237. 238. /* Return 1 if it's OK for the monster to move as well as (throw, 239. * zap, etc). 240. */ 241. inrange(mtmp) 242. register struct monst *mtmp; 243. { 244. register schar tx,ty; 245. #ifdef DGKMOD 246. struct obj *otmp; 247. register xchar x, y; 248. #endif 249. /* do nothing if cancelled (but make '1' say something) */ 250. if(mtmp->data->mlet != '1' && mtmp->mcan) return(1); 251. 252. /* spit fire only when both in a room or both in a corridor */ 253. if(inroom(u.ux,u.uy) != inroom(mtmp->mx,mtmp->my)) return(1); 254. tx = u.ux - mtmp->mx; 255. ty = u.uy - mtmp->my; 256. #ifdef DGKMOD 257. if ((!tx || !ty || abs(tx) == abs(ty)) /* straight line or diagonal */ 258. && movedist(tx, 0, ty, 0) < BOLT_LIM) { 259. /* Check if there are any dead squares between. If so, 260. * it won't be possible to shoot. 261. */ 262. for (x = mtmp->mx, y = mtmp->my; x != u.ux || y != u.uy; 263. x += sgn(tx), y += sgn(ty)) 264. if (!ACCESSIBLE(levl[x][y].typ)) 265. return(1); 266. 267. switch(mtmp->data->mlet) { 268. #ifdef KOPS 269. case 'O': 270. #endif 271. #ifdef KAA 272. case '9': 273. #endif 274. case 'K': 275. case 'C': 276. /* If you're coming toward the monster, the monster 277. * should try to soften you up with arrows. If you're 278. * going away, you are probably hurt or running. Give 279. * chase, but if you're getting too far away, throw. 280. */ 281. x = mtmp->mx; 282. y = mtmp->my; 283. #ifdef KOPS 284. otmp = (mtmp->data->mlet == 'O') ? m_carrying(mtmp, DART) 285. # ifdef KAA 286. : (mtmp->data->mlet == 'K') ? m_carrying(mtmp, CREAM_PIE) 287. # endif 288. #else 289. otmp = (mtmp->data->mlet == 'K') ? m_carrying(mtmp, DART) 290. #endif 291. #ifdef KAA 292. : (mtmp->data->mlet == '9') ? m_carrying(mtmp, ENORMOUS_ROCK) 293. #endif 294. : m_carrying(mtmp, CROSSBOW_BOLT); 295. if (otmp && (!URETREATING(x,y) 296. || !rn2(BOLT_LIM - movedist(x, u.ux, y, u.uy)))) { 297. m_throw(mtmp->mx, mtmp->my, sgn(tx), sgn(ty), 298. BOLT_LIM, otmp); 299. if (!--otmp->quan ) 300. m_useup(mtmp, otmp); 301. return(0); 302. } 303. break; 304. #else 305. if((!tx && abs(ty) < BOLT_LIM) || (!ty && abs(tx) < BOLT_LIM) 306. || (abs(tx) == abs(ty) && abs(tx) < BOLT_LIM)){ 307. switch(mtmp->mappearance) { 308. #endif 309. case 'D': 310. /* spit fire in the direction of @ (not nec. hitting) */ 311. buzz(-1,mtmp->mx,mtmp->my,sgn(tx),sgn(ty)); 312. break; 313. #ifdef HARD 314. case '&': 315. demon_hit(mtmp); 316. break; 317. #endif 318. case '1': 319. if(rn2(WIZSHOT)) break; 320. /* if you zapped wizard with wand of cancellation, 321. he has to shake off the effects before he can throw 322. spells successfully. Sometimes they fail anyway */ 323. if(mtmp->mcan || 324. #ifdef HARD 325. rn2(4) 326. #else 327. rn2(2) 328. #endif 329. ) { 330. if(canseemon(mtmp)) 331. pline("%s makes a gesture, then curses.", 332. Monnam(mtmp)); 333. else pline("You hear mumbled cursing."); 334. 335. if(!rn2(3)) { 336. mtmp->mspeed = 0; 337. mtmp->minvis = 0; 338. } 339. if(!rn2(3)) mtmp->mcan = 0; 340. 341. } else { 342. if(canseemon(mtmp)){ 343. if(!rn2(6) && !Invis) { 344. pline("%s hypnotizes you.", Monnam(mtmp)); 345. nomul(-rn2(3) + 3); /* bug fix by ab@unido */ 346. break; 347. } else 348. pline("%s chants an incantation.", Monnam(mtmp)); 349. } else 350. pline("You hear a mumbled incantation."); 351. switch(rn2(Invis ? 5 : 6)) { 352. case 0: 353. /* create a nasty monster from a deep level */ 354. nasty(); 355. break; 356. case 1: 357. pline("\"Destroy the thief, my pets!\""); 358. aggravate(); /* aggravate all the monsters */ 359. /* fall into next case */ 360. case 2: 361. if (flags.no_of_wizards == 1 && rnd(5) == 0) 362. /* if only 1 wizard, clone himself */ 363. clonewiz(mtmp); 364. break; 365. case 3: 366. if(mtmp->mspeed == MSLOW) mtmp->mspeed = 0; 367. else mtmp->mspeed = MFAST; 368. break; 369. case 4: 370. mtmp->minvis = 1; 371. break; 372. case 5: 373. /* Only if not Invisible */ 374. pline("You hear a clap of thunder!"); 375. /* shoot a bolt of fire or cold, or a sleep ray */ 376. buzz(-rnd(3),mtmp->mx,mtmp->my,sgn(tx),sgn(ty)); 377. break; 378. } 379. } 380. } 381. if(u.uhp < 1) done_in_by(mtmp); 382. } 383. return(1); 384. } 385. 386. aggravate() 387. { 388. register struct monst *mtmp; 389. 390. for(mtmp = fmon; mtmp; mtmp = mtmp->nmon) { 391. mtmp->msleep = 0; 392. if(mtmp->mfroz && !rn2(5)) 393. mtmp->mfroz = 0; 394. } 395. } 396. 397. clonewiz(mtmp) 398. register struct monst *mtmp; 399. { 400. register struct monst *mtmp2; 401. 402. if(mtmp2 = makemon(PM_WIZARD, mtmp->mx, mtmp->my)) { 403. flags.no_of_wizards = 2; 404. unpmon(mtmp2); 405. mtmp2->mappearance = wizapp[rn2(sizeof(wizapp)-1)]; 406. pmon(mtmp2); 407. } 408. } 409. 410. nasty() { 411. 412. #ifdef HARD 413. register struct monst *mtmp; 414. struct monst *mkmon_at(); 415. register int i, nastynum; 416. 417. nastynum = sizeof(nasties); 418. 419. for(i = rnd(u.ulevel/3); i > 0; --i) { 420. 421. mtmp = mkmon_at(nasties[rn2(nastynum)], u.ux, u.uy); 422. mtmp->msleep = 0; 423. mtmp->mpeaceful = 0; 424. } 425. #else 426. (void) makemon((struct permonst *)0, u.ux, u.uy); 427. #endif 428. return(0); 429. } 430. 431. #ifdef HARD 432. /* Here, we make trouble for the poor shmuck who actually */ 433. /* managed to do in the Wizard. */ 434. intervene() { 435. 436. switch(rn2(6)) { 437. 438. case 0: 439. case 1: pline("You feel vaguely nervous."); 440. break; 441. case 2: pline("You notice a black glow surrounding you."); 442. rndcurse(); 443. break; 444. case 3: aggravate(); 445. break; 446. case 4: nasty(); 447. break; 448. case 5: resurrect(); 449. break; 450. } 451. } 452. 453. wizdead(mtmp) 454. register struct monst *mtmp; 455. { 456. if(! u.udemigod) { 457. 458. u.udemigod = TRUE; 459. u.udg_cnt = rn1(250, 50); 460. 461. /* Make the wizard meaner the next time he appears */ 462. mtmp->data->mlevel++; 463. mtmp->data->ac--; 464. } else 465. mtmp->data->mlevel++; 466. } 467. 468. 469. /* Let's resurrect the wizard, for some unexpected fun. */ 470. resurrect() { 471. register struct monst *mtmp; 472. 473. if(mtmp = makemon(PM_WIZARD, u.ux, u.uy)) { 474. 475. mtmp->msleep = 1; 476. flags.no_of_wizards = 1; 477. pline("A voice booms out..."); 478. pline("\"So you thought you could kill me, fool.\""); 479. } 480. 481. } 482. #endif /* HARD /**/