Commit | Line | Data |
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7c496796 WJ |
1 | /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */ |
2 | /* hack.zap.c - version 1.0.3 */ | |
3 | ||
4 | #include "hack.h" | |
5 | ||
6 | extern struct obj *mkobj_at(); | |
7 | extern struct monst *makemon(), *mkmon_at(), youmonst; | |
8 | struct monst *bhit(); | |
9 | char *exclam(); | |
10 | ||
11 | char *fl[]= { | |
12 | "magic missile", | |
13 | "bolt of fire", | |
14 | "sleep ray", | |
15 | "bolt of cold", | |
16 | "death ray" | |
17 | }; | |
18 | ||
19 | /* Routines for IMMEDIATE wands. */ | |
20 | /* bhitm: monster mtmp was hit by the effect of wand otmp */ | |
21 | bhitm(mtmp, otmp) | |
22 | register struct monst *mtmp; | |
23 | register struct obj *otmp; | |
24 | { | |
25 | wakeup(mtmp); | |
26 | switch(otmp->otyp) { | |
27 | case WAN_STRIKING: | |
28 | if(u.uswallow || rnd(20) < 10+mtmp->data->ac) { | |
29 | register int tmp = d(2,12); | |
30 | hit("wand", mtmp, exclam(tmp)); | |
31 | mtmp->mhp -= tmp; | |
32 | if(mtmp->mhp < 1) killed(mtmp); | |
33 | } else miss("wand", mtmp); | |
34 | break; | |
35 | case WAN_SLOW_MONSTER: | |
36 | mtmp->mspeed = MSLOW; | |
37 | break; | |
38 | case WAN_SPEED_MONSTER: | |
39 | mtmp->mspeed = MFAST; | |
40 | break; | |
41 | case WAN_UNDEAD_TURNING: | |
42 | if(index(UNDEAD,mtmp->data->mlet)) { | |
43 | mtmp->mhp -= rnd(8); | |
44 | if(mtmp->mhp < 1) killed(mtmp); | |
45 | else mtmp->mflee = 1; | |
46 | } | |
47 | break; | |
48 | case WAN_POLYMORPH: | |
49 | if( newcham(mtmp,&mons[rn2(CMNUM)]) ) | |
50 | objects[otmp->otyp].oc_name_known = 1; | |
51 | break; | |
52 | case WAN_CANCELLATION: | |
53 | mtmp->mcan = 1; | |
54 | break; | |
55 | case WAN_TELEPORTATION: | |
56 | rloc(mtmp); | |
57 | break; | |
58 | case WAN_MAKE_INVISIBLE: | |
59 | mtmp->minvis = 1; | |
60 | break; | |
61 | #ifdef WAN_PROBING | |
62 | case WAN_PROBING: | |
63 | mstatusline(mtmp); | |
64 | break; | |
65 | #endif WAN_PROBING | |
66 | default: | |
67 | impossible("What an interesting wand (%u)", otmp->otyp); | |
68 | } | |
69 | } | |
70 | ||
71 | bhito(obj, otmp) /* object obj was hit by the effect of wand otmp */ | |
72 | register struct obj *obj, *otmp; /* returns TRUE if sth was done */ | |
73 | { | |
74 | register int res = TRUE; | |
75 | ||
76 | if(obj == uball || obj == uchain) | |
77 | res = FALSE; | |
78 | else | |
79 | switch(otmp->otyp) { | |
80 | case WAN_POLYMORPH: | |
81 | /* preserve symbol and quantity, but turn rocks into gems */ | |
82 | mkobj_at((obj->otyp == ROCK || obj->otyp == ENORMOUS_ROCK) | |
83 | ? GEM_SYM : obj->olet, | |
84 | obj->ox, obj->oy) -> quan = obj->quan; | |
85 | delobj(obj); | |
86 | break; | |
87 | case WAN_STRIKING: | |
88 | if(obj->otyp == ENORMOUS_ROCK) | |
89 | fracture_rock(obj); | |
90 | else | |
91 | res = FALSE; | |
92 | break; | |
93 | case WAN_CANCELLATION: | |
94 | if(obj->spe && obj->olet != AMULET_SYM) { | |
95 | obj->known = 0; | |
96 | obj->spe = 0; | |
97 | } | |
98 | break; | |
99 | case WAN_TELEPORTATION: | |
100 | rloco(obj); | |
101 | break; | |
102 | case WAN_MAKE_INVISIBLE: | |
103 | obj->oinvis = 1; | |
104 | break; | |
105 | case WAN_UNDEAD_TURNING: | |
106 | res = revive(obj); | |
107 | break; | |
108 | case WAN_SLOW_MONSTER: /* no effect on objects */ | |
109 | case WAN_SPEED_MONSTER: | |
110 | #ifdef WAN_PROBING | |
111 | case WAN_PROBING: | |
112 | #endif WAN_PROBING | |
113 | res = FALSE; | |
114 | break; | |
115 | default: | |
116 | impossible("What an interesting wand (%u)", otmp->otyp); | |
117 | } | |
118 | return(res); | |
119 | } | |
120 | ||
121 | dozap() | |
122 | { | |
123 | register struct obj *obj; | |
124 | xchar zx,zy; | |
125 | ||
126 | obj = getobj("/", "zap"); | |
127 | if(!obj) return(0); | |
128 | if(obj->spe < 0 || (obj->spe == 0 && rn2(121))) { | |
129 | pline("Nothing Happens."); | |
130 | return(1); | |
131 | } | |
132 | if(obj->spe == 0) | |
133 | pline("You wrest one more spell from the worn-out wand."); | |
134 | if(!(objects[obj->otyp].bits & NODIR) && !getdir(1)) | |
135 | return(1); /* make him pay for knowing !NODIR */ | |
136 | obj->spe--; | |
137 | if(objects[obj->otyp].bits & IMMEDIATE) { | |
138 | if(u.uswallow) | |
139 | bhitm(u.ustuck, obj); | |
140 | else if(u.dz) { | |
141 | if(u.dz > 0) { | |
142 | register struct obj *otmp = o_at(u.ux, u.uy); | |
143 | if(otmp) | |
144 | (void) bhito(otmp, obj); | |
145 | } | |
146 | } else | |
147 | (void) bhit(u.dx,u.dy,rn1(8,6),0,bhitm,bhito,obj); | |
148 | } else { | |
149 | switch(obj->otyp){ | |
150 | case WAN_LIGHT: | |
151 | litroom(TRUE); | |
152 | break; | |
153 | case WAN_SECRET_DOOR_DETECTION: | |
154 | if(!findit()) return(1); | |
155 | break; | |
156 | case WAN_CREATE_MONSTER: | |
157 | { register int cnt = 1; | |
158 | if(!rn2(23)) cnt += rn2(7) + 1; | |
159 | while(cnt--) | |
160 | (void) makemon((struct permonst *) 0, u.ux, u.uy); | |
161 | } | |
162 | break; | |
163 | case WAN_WISHING: | |
164 | { char buf[BUFSZ]; | |
165 | register struct obj *otmp; | |
166 | extern struct obj *readobjnam(), *addinv(); | |
167 | if(u.uluck + rn2(5) < 0) { | |
168 | pline("Unfortunately, nothing happens."); | |
169 | break; | |
170 | } | |
171 | pline("You may wish for an object. What do you want? "); | |
172 | getlin(buf); | |
173 | if(buf[0] == '\033') buf[0] = 0; | |
174 | otmp = readobjnam(buf); | |
175 | otmp = addinv(otmp); | |
176 | prinv(otmp); | |
177 | break; | |
178 | } | |
179 | case WAN_DIGGING: | |
180 | /* Original effect (approximately): | |
181 | * from CORR: dig until we pierce a wall | |
182 | * from ROOM: piece wall and dig until we reach | |
183 | * an ACCESSIBLE place. | |
184 | * Currently: dig for digdepth positions; | |
185 | * also down on request of Lennart Augustsson. | |
186 | */ | |
187 | { register struct rm *room; | |
188 | register int digdepth; | |
189 | if(u.uswallow) { | |
190 | register struct monst *mtmp = u.ustuck; | |
191 | ||
192 | pline("You pierce %s's stomach wall!", | |
193 | monnam(mtmp)); | |
194 | mtmp->mhp = 1; /* almost dead */ | |
195 | unstuck(mtmp); | |
196 | mnexto(mtmp); | |
197 | break; | |
198 | } | |
199 | if(u.dz) { | |
200 | if(u.dz < 0) { | |
201 | pline("You loosen a rock from the ceiling."); | |
202 | pline("It falls on your head!"); | |
203 | losehp(1, "falling rock"); | |
204 | mksobj_at(ROCK, u.ux, u.uy); | |
205 | fobj->quan = 1; | |
206 | stackobj(fobj); | |
207 | if(Invisible) newsym(u.ux, u.uy); | |
208 | } else { | |
209 | dighole(); | |
210 | } | |
211 | break; | |
212 | } | |
213 | zx = u.ux+u.dx; | |
214 | zy = u.uy+u.dy; | |
215 | digdepth = 8 + rn2(18); | |
216 | Tmp_at(-1, '*'); /* open call */ | |
217 | while(--digdepth >= 0) { | |
218 | if(!isok(zx,zy)) break; | |
219 | room = &levl[zx][zy]; | |
220 | Tmp_at(zx,zy); | |
221 | if(!xdnstair){ | |
222 | if(zx < 3 || zx > COLNO-3 || | |
223 | zy < 3 || zy > ROWNO-3) | |
224 | break; | |
225 | if(room->typ == HWALL || | |
226 | room->typ == VWALL){ | |
227 | room->typ = ROOM; | |
228 | break; | |
229 | } | |
230 | } else | |
231 | if(room->typ == HWALL || room->typ == VWALL || | |
232 | room->typ == SDOOR || room->typ == LDOOR){ | |
233 | room->typ = DOOR; | |
234 | digdepth -= 2; | |
235 | } else | |
236 | if(room->typ == SCORR || !room->typ) { | |
237 | room->typ = CORR; | |
238 | digdepth--; | |
239 | } | |
240 | mnewsym(zx,zy); | |
241 | zx += u.dx; | |
242 | zy += u.dy; | |
243 | } | |
244 | mnewsym(zx,zy); /* not always necessary */ | |
245 | Tmp_at(-1,-1); /* closing call */ | |
246 | break; | |
247 | } | |
248 | default: | |
249 | buzz((int) obj->otyp - WAN_MAGIC_MISSILE, | |
250 | u.ux, u.uy, u.dx, u.dy); | |
251 | break; | |
252 | } | |
253 | if(!objects[obj->otyp].oc_name_known) { | |
254 | objects[obj->otyp].oc_name_known = 1; | |
255 | more_experienced(0,10); | |
256 | } | |
257 | } | |
258 | return(1); | |
259 | } | |
260 | ||
261 | char * | |
262 | exclam(force) | |
263 | register int force; | |
264 | { | |
265 | /* force == 0 occurs e.g. with sleep ray */ | |
266 | /* note that large force is usual with wands so that !! would | |
267 | require information about hand/weapon/wand */ | |
268 | return( (force < 0) ? "?" : (force <= 4) ? "." : "!" ); | |
269 | } | |
270 | ||
271 | hit(str,mtmp,force) | |
272 | register char *str; | |
273 | register struct monst *mtmp; | |
274 | register char *force; /* usually either "." or "!" */ | |
275 | { | |
276 | if(!cansee(mtmp->mx,mtmp->my)) pline("The %s hits it.", str); | |
277 | else pline("The %s hits %s%s", str, monnam(mtmp), force); | |
278 | } | |
279 | ||
280 | miss(str,mtmp) | |
281 | register char *str; | |
282 | register struct monst *mtmp; | |
283 | { | |
284 | if(!cansee(mtmp->mx,mtmp->my)) pline("The %s misses it.",str); | |
285 | else pline("The %s misses %s.",str,monnam(mtmp)); | |
286 | } | |
287 | ||
288 | /* bhit: called when a weapon is thrown (sym = obj->olet) or when an | |
289 | IMMEDIATE wand is zapped (sym = 0); the weapon falls down at end of | |
290 | range or when a monster is hit; the monster is returned, and bhitpos | |
291 | is set to the final position of the weapon thrown; the ray of a wand | |
292 | may affect several objects and monsters on its path - for each of | |
293 | these an argument function is called. */ | |
294 | /* check !u.uswallow before calling bhit() */ | |
295 | ||
296 | struct monst * | |
297 | bhit(ddx,ddy,range,sym,fhitm,fhito,obj) | |
298 | register int ddx,ddy,range; /* direction and range */ | |
299 | char sym; /* symbol displayed on path */ | |
300 | int (*fhitm)(), (*fhito)(); /* fns called when mon/obj hit */ | |
301 | struct obj *obj; /* 2nd arg to fhitm/fhito */ | |
302 | { | |
303 | register struct monst *mtmp; | |
304 | register struct obj *otmp; | |
305 | register int typ; | |
306 | ||
307 | bhitpos.x = u.ux; | |
308 | bhitpos.y = u.uy; | |
309 | ||
310 | if(sym) tmp_at(-1, sym); /* open call */ | |
311 | while(range-- > 0) { | |
312 | bhitpos.x += ddx; | |
313 | bhitpos.y += ddy; | |
314 | typ = levl[bhitpos.x][bhitpos.y].typ; | |
315 | if(mtmp = m_at(bhitpos.x,bhitpos.y)){ | |
316 | if(sym) { | |
317 | tmp_at(-1, -1); /* close call */ | |
318 | return(mtmp); | |
319 | } | |
320 | (*fhitm)(mtmp, obj); | |
321 | range -= 3; | |
322 | } | |
323 | if(fhito && (otmp = o_at(bhitpos.x,bhitpos.y))){ | |
324 | if((*fhito)(otmp, obj)) | |
325 | range--; | |
326 | } | |
327 | if(!ZAP_POS(typ)) { | |
328 | bhitpos.x -= ddx; | |
329 | bhitpos.y -= ddy; | |
330 | break; | |
331 | } | |
332 | if(sym) tmp_at(bhitpos.x, bhitpos.y); | |
333 | } | |
334 | ||
335 | /* leave last symbol unless in a pool */ | |
336 | if(sym) | |
337 | tmp_at(-1, (levl[bhitpos.x][bhitpos.y].typ == POOL) ? -1 : 0); | |
338 | return(0); | |
339 | } | |
340 | ||
341 | struct monst * | |
342 | boomhit(dx,dy) { | |
343 | register int i, ct; | |
344 | register struct monst *mtmp; | |
345 | char sym = ')'; | |
346 | extern schar xdir[], ydir[]; | |
347 | ||
348 | bhitpos.x = u.ux; | |
349 | bhitpos.y = u.uy; | |
350 | ||
351 | for(i=0; i<8; i++) if(xdir[i] == dx && ydir[i] == dy) break; | |
352 | tmp_at(-1, sym); /* open call */ | |
353 | for(ct=0; ct<10; ct++) { | |
354 | if(i == 8) i = 0; | |
355 | sym = ')' + '(' - sym; | |
356 | tmp_at(-2, sym); /* change let call */ | |
357 | dx = xdir[i]; | |
358 | dy = ydir[i]; | |
359 | bhitpos.x += dx; | |
360 | bhitpos.y += dy; | |
361 | if(mtmp = m_at(bhitpos.x, bhitpos.y)){ | |
362 | tmp_at(-1,-1); | |
363 | return(mtmp); | |
364 | } | |
365 | if(!ZAP_POS(levl[bhitpos.x][bhitpos.y].typ)) { | |
366 | bhitpos.x -= dx; | |
367 | bhitpos.y -= dy; | |
368 | break; | |
369 | } | |
370 | if(bhitpos.x == u.ux && bhitpos.y == u.uy) { /* ct == 9 */ | |
371 | if(rn2(20) >= 10+u.ulevel){ /* we hit ourselves */ | |
372 | (void) thitu(10, rnd(10), "boomerang"); | |
373 | break; | |
374 | } else { /* we catch it */ | |
375 | tmp_at(-1,-1); | |
376 | pline("Skillfully, you catch the boomerang."); | |
377 | return(&youmonst); | |
378 | } | |
379 | } | |
380 | tmp_at(bhitpos.x, bhitpos.y); | |
381 | if(ct % 5 != 0) i++; | |
382 | } | |
383 | tmp_at(-1, -1); /* do not leave last symbol */ | |
384 | return(0); | |
385 | } | |
386 | ||
387 | char | |
388 | dirlet(dx,dy) register dx,dy; { | |
389 | return | |
390 | (dx == dy) ? '\\' : (dx && dy) ? '/' : dx ? '-' : '|'; | |
391 | } | |
392 | ||
393 | /* type == -1: monster spitting fire at you */ | |
394 | /* type == -1,-2,-3: bolts sent out by wizard */ | |
395 | /* called with dx = dy = 0 with vertical bolts */ | |
396 | buzz(type,sx,sy,dx,dy) | |
397 | register int type; | |
398 | register xchar sx,sy; | |
399 | register int dx,dy; | |
400 | { | |
401 | int abstype = abs(type); | |
402 | register char *fltxt = (type == -1) ? "blaze of fire" : fl[abstype]; | |
403 | struct rm *lev; | |
404 | xchar range; | |
405 | struct monst *mon; | |
406 | ||
407 | if(u.uswallow) { | |
408 | register int tmp; | |
409 | ||
410 | if(type < 0) return; | |
411 | tmp = zhit(u.ustuck, type); | |
412 | pline("The %s rips into %s%s", | |
413 | fltxt, monnam(u.ustuck), exclam(tmp)); | |
414 | return; | |
415 | } | |
416 | if(type < 0) pru(); | |
417 | range = rn1(7,7); | |
418 | Tmp_at(-1, dirlet(dx,dy)); /* open call */ | |
419 | while(range-- > 0) { | |
420 | sx += dx; | |
421 | sy += dy; | |
422 | if((lev = &levl[sx][sy])->typ) Tmp_at(sx,sy); | |
423 | else { | |
424 | int bounce = 0; | |
425 | if(cansee(sx-dx,sy-dy)) | |
426 | pline("The %s bounces!", fltxt); | |
427 | if(ZAP_POS(levl[sx][sy-dy].typ)) | |
428 | bounce = 1; | |
429 | if(ZAP_POS(levl[sx-dx][sy].typ)) { | |
430 | if(!bounce || rn2(2)) bounce = 2; | |
431 | } | |
432 | switch(bounce){ | |
433 | case 0: | |
434 | dx = -dx; | |
435 | dy = -dy; | |
436 | continue; | |
437 | case 1: | |
438 | dy = -dy; | |
439 | sx -= dx; | |
440 | break; | |
441 | case 2: | |
442 | dx = -dx; | |
443 | sy -= dy; | |
444 | break; | |
445 | } | |
446 | Tmp_at(-2,dirlet(dx,dy)); | |
447 | continue; | |
448 | } | |
449 | if(lev->typ == POOL && abstype == 1 /* fire */) { | |
450 | range -= 3; | |
451 | lev->typ = ROOM; | |
452 | if(cansee(sx,sy)) { | |
453 | mnewsym(sx,sy); | |
454 | pline("The water evaporates."); | |
455 | } else | |
456 | pline("You hear a hissing sound."); | |
457 | } | |
458 | if((mon = m_at(sx,sy)) && | |
459 | (type != -1 || mon->data->mlet != 'D')) { | |
460 | wakeup(mon); | |
461 | if(rnd(20) < 18 + mon->data->ac) { | |
462 | register int tmp = zhit(mon,abstype); | |
463 | if(mon->mhp < 1) { | |
464 | if(type < 0) { | |
465 | if(cansee(mon->mx,mon->my)) | |
466 | pline("%s is killed by the %s!", | |
467 | Monnam(mon), fltxt); | |
468 | mondied(mon); | |
469 | } else | |
470 | killed(mon); | |
471 | } else | |
472 | hit(fltxt, mon, exclam(tmp)); | |
473 | range -= 2; | |
474 | } else | |
475 | miss(fltxt,mon); | |
476 | } else if(sx == u.ux && sy == u.uy) { | |
477 | nomul(0); | |
478 | if(rnd(20) < 18+u.uac) { | |
479 | register int dam = 0; | |
480 | range -= 2; | |
481 | pline("The %s hits you!",fltxt); | |
482 | switch(abstype) { | |
483 | case 0: | |
484 | dam = d(2,6); | |
485 | break; | |
486 | case 1: | |
487 | if(Fire_resistance) | |
488 | pline("You don't feel hot!"); | |
489 | else dam = d(6,6); | |
490 | if(!rn2(3)) | |
491 | burn_scrolls(); | |
492 | break; | |
493 | case 2: | |
494 | nomul(-rnd(25)); /* sleep ray */ | |
495 | break; | |
496 | case 3: | |
497 | if(Cold_resistance) | |
498 | pline("You don't feel cold!"); | |
499 | else dam = d(6,6); | |
500 | break; | |
501 | case 4: | |
502 | u.uhp = -1; | |
503 | } | |
504 | losehp(dam,fltxt); | |
505 | } else pline("The %s whizzes by you!",fltxt); | |
506 | stop_occupation(); | |
507 | } | |
508 | if(!ZAP_POS(lev->typ)) { | |
509 | int bounce = 0, rmn; | |
510 | if(cansee(sx,sy)) pline("The %s bounces!",fltxt); | |
511 | range--; | |
512 | if(!dx || !dy || !rn2(20)){ | |
513 | dx = -dx; | |
514 | dy = -dy; | |
515 | } else { | |
516 | if(ZAP_POS(rmn = levl[sx][sy-dy].typ) && | |
517 | (IS_ROOM(rmn) || ZAP_POS(levl[sx+dx][sy-dy].typ))) | |
518 | bounce = 1; | |
519 | if(ZAP_POS(rmn = levl[sx-dx][sy].typ) && | |
520 | (IS_ROOM(rmn) || ZAP_POS(levl[sx-dx][sy+dy].typ))) | |
521 | if(!bounce || rn2(2)) | |
522 | bounce = 2; | |
523 | ||
524 | switch(bounce){ | |
525 | case 0: | |
526 | dy = -dy; | |
527 | dx = -dx; | |
528 | break; | |
529 | case 1: | |
530 | dy = -dy; | |
531 | break; | |
532 | case 2: | |
533 | dx = -dx; | |
534 | break; | |
535 | } | |
536 | Tmp_at(-2, dirlet(dx,dy)); | |
537 | } | |
538 | } | |
539 | } | |
540 | Tmp_at(-1,-1); | |
541 | } | |
542 | ||
543 | zhit(mon,type) /* returns damage to mon */ | |
544 | register struct monst *mon; | |
545 | register type; | |
546 | { | |
547 | register int tmp = 0; | |
548 | ||
549 | switch(type) { | |
550 | case 0: /* magic missile */ | |
551 | tmp = d(2,6); | |
552 | break; | |
553 | case -1: /* Dragon blazing fire */ | |
554 | case 1: /* fire */ | |
555 | if(index("Dg", mon->data->mlet)) break; | |
556 | tmp = d(6,6); | |
557 | if(index("YF", mon->data->mlet)) tmp += 7; | |
558 | break; | |
559 | case 2: /* sleep*/ | |
560 | mon->mfroz = 1; | |
561 | break; | |
562 | case 3: /* cold */ | |
563 | if(index("YFgf", mon->data->mlet)) break; | |
564 | tmp = d(6,6); | |
565 | if(mon->data->mlet == 'D') tmp += 7; | |
566 | break; | |
567 | case 4: /* death*/ | |
568 | if(index(UNDEAD, mon->data->mlet)) break; | |
569 | tmp = mon->mhp+1; | |
570 | break; | |
571 | } | |
572 | mon->mhp -= tmp; | |
573 | return(tmp); | |
574 | } | |
575 | ||
576 | #define CORPSE_I_TO_C(otyp) (char) ((otyp >= DEAD_ACID_BLOB)\ | |
577 | ? 'a' + (otyp - DEAD_ACID_BLOB)\ | |
578 | : '@' + (otyp - DEAD_HUMAN)) | |
579 | revive(obj) | |
580 | register struct obj *obj; | |
581 | { | |
582 | register struct monst *mtmp; | |
583 | ||
584 | if(obj->olet == FOOD_SYM && obj->otyp > CORPSE) { | |
585 | /* do not (yet) revive shopkeepers */ | |
586 | /* Note: this might conceivably produce two monsters | |
587 | at the same position - strange, but harmless */ | |
588 | mtmp = mkmon_at(CORPSE_I_TO_C(obj->otyp),obj->ox,obj->oy); | |
589 | delobj(obj); | |
590 | } | |
591 | return(!!mtmp); /* TRUE if some monster created */ | |
592 | } | |
593 | ||
594 | rloco(obj) | |
595 | register struct obj *obj; | |
596 | { | |
597 | register tx,ty,otx,oty; | |
598 | ||
599 | otx = obj->ox; | |
600 | oty = obj->oy; | |
601 | do { | |
602 | tx = rn1(COLNO-3,2); | |
603 | ty = rn2(ROWNO); | |
604 | } while(!goodpos(tx,ty)); | |
605 | obj->ox = tx; | |
606 | obj->oy = ty; | |
607 | if(cansee(otx,oty)) | |
608 | newsym(otx,oty); | |
609 | } | |
610 | ||
611 | fracture_rock(obj) /* fractured by pick-axe or wand of striking */ | |
612 | register struct obj *obj; /* no texts here! */ | |
613 | { | |
614 | /* unpobj(obj); */ | |
615 | obj->otyp = ROCK; | |
616 | obj->quan = 7 + rn2(60); | |
617 | obj->owt = weight(obj); | |
618 | obj->olet = WEAPON_SYM; | |
619 | if(cansee(obj->ox,obj->oy)) | |
620 | prl(obj->ox,obj->oy); | |
621 | } | |
622 | ||
623 | burn_scrolls() | |
624 | { | |
625 | register struct obj *obj, *obj2; | |
626 | register int cnt = 0; | |
627 | ||
628 | for(obj = invent; obj; obj = obj2) { | |
629 | obj2 = obj->nobj; | |
630 | if(obj->olet == SCROLL_SYM) { | |
631 | cnt++; | |
632 | useup(obj); | |
633 | } | |
634 | } | |
635 | if(cnt > 1) { | |
636 | pline("Your scrolls catch fire!"); | |
637 | losehp(cnt, "burning scrolls"); | |
638 | } else if(cnt) { | |
639 | pline("Your scroll catches fire!"); | |
640 | losehp(1, "burning scroll"); | |
641 | } | |
642 | } |