1 |
/* |
2 |
CrossFire, A Multiplayer game for X-windows |
3 |
|
4 |
Copyright (C) 2002 Mark Wedel & Crossfire Development Team |
5 |
Copyright (C) 1992 Frank Tore Johansen |
6 |
|
7 |
This program is free software; you can redistribute it and/or modify |
8 |
it under the terms of the GNU General Public License as published by |
9 |
the Free Software Foundation; either version 2 of the License, or |
10 |
(at your option) any later version. |
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|
12 |
This program is distributed in the hope that it will be useful, |
13 |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
14 |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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|
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You should have received a copy of the GNU General Public License |
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along with this program; if not, write to the Free Software |
19 |
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. |
20 |
|
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The authors can be reached via e-mail at <crossfire@schmorp.de> |
22 |
*/ |
23 |
|
24 |
#include <global.h> |
25 |
#include <funcpoint.h> |
26 |
|
27 |
/* |
28 |
* This code is no longer highly inefficient 8) |
29 |
*/ |
30 |
|
31 |
/* |
32 |
* elmex: |
33 |
* This function takes a objectlink list with all the objects are going to be activated. |
34 |
* state is a true/false flag that will actiavte objects that have FLAG_ACTIVATE_ON_PUSH/RELEASE set. |
35 |
* The source argument can be 0 or the source object for this activation. |
36 |
*/ |
37 |
void |
38 |
activate_connection_link (objectlink * ol, bool state, object *source = 0) |
39 |
{ |
40 |
for (; ol; ol = ol->next) |
41 |
{ |
42 |
if (!ol->ob) |
43 |
{ |
44 |
LOG (llevError, "Internal error in activate_connection_link.\n"); |
45 |
continue; |
46 |
} |
47 |
|
48 |
/* a button link object can become freed when the map is saving. As |
49 |
* a map is saved, objects are removed and freed, and if an object is |
50 |
* on top of a button, this function is eventually called. If a map |
51 |
* is getting moved out of memory, the status of buttons and levers |
52 |
* probably isn't important - it will get sorted out when the map is |
53 |
* re-loaded. As such, just exit this function if that is the case. |
54 |
*/ |
55 |
|
56 |
if (QUERY_FLAG (ol->ob, FLAG_FREED)) |
57 |
return; |
58 |
|
59 |
object *tmp = ol->ob; |
60 |
|
61 |
/* if the criteria isn't appropriate, don't do anything */ |
62 |
if (state && !QUERY_FLAG (tmp, FLAG_ACTIVATE_ON_PUSH)) |
63 |
continue; |
64 |
if (!state && !QUERY_FLAG (tmp, FLAG_ACTIVATE_ON_RELEASE)) |
65 |
continue; |
66 |
|
67 |
switch (tmp->type) |
68 |
{ |
69 |
case GATE: |
70 |
case HOLE: |
71 |
tmp->value = tmp->stats.maxsp ? !state : state; |
72 |
tmp->set_speed (0.5); |
73 |
break; |
74 |
|
75 |
case CF_HANDLE: |
76 |
SET_ANIMATION (tmp, (tmp->value = tmp->stats.maxsp ? !state : state)); |
77 |
update_object (tmp, UP_OBJ_FACE); |
78 |
break; |
79 |
|
80 |
case SIGN: |
81 |
if (!tmp->stats.food || tmp->last_eat < tmp->stats.food) |
82 |
{ |
83 |
new_info_map (NDI_UNIQUE | NDI_NAVY, tmp->map, tmp->msg); |
84 |
if (tmp->stats.food) |
85 |
tmp->last_eat++; |
86 |
} |
87 |
break; |
88 |
|
89 |
case ALTAR: |
90 |
tmp->value = 1; |
91 |
SET_ANIMATION (tmp, tmp->value); |
92 |
update_object (tmp, UP_OBJ_FACE); |
93 |
break; |
94 |
|
95 |
case BUTTON: |
96 |
case PEDESTAL: |
97 |
tmp->value = state; |
98 |
SET_ANIMATION (tmp, tmp->value); |
99 |
update_object (tmp, UP_OBJ_FACE); |
100 |
break; |
101 |
|
102 |
case MOOD_FLOOR: |
103 |
do_mood_floor (tmp, source); |
104 |
break; |
105 |
|
106 |
case TIMED_GATE: |
107 |
tmp->set_speed (tmp->arch->clone.speed); |
108 |
tmp->value = tmp->arch->clone.value; |
109 |
tmp->stats.sp = 1; |
110 |
tmp->stats.hp = tmp->stats.maxhp; |
111 |
/* Handle multipart gates. We copy the value for the other parts |
112 |
* from the head - this ensures that the data will consistent |
113 |
*/ |
114 |
for (tmp = tmp->more; tmp; tmp = tmp->more) |
115 |
{ |
116 |
tmp->value = tmp->head->value; |
117 |
tmp->stats.sp = tmp->head->stats.sp; |
118 |
tmp->stats.hp = tmp->head->stats.hp; |
119 |
tmp->set_speed (tmp->head->speed); |
120 |
} |
121 |
break; |
122 |
|
123 |
case DIRECTOR: |
124 |
case FIREWALL: |
125 |
if (!QUERY_FLAG (tmp, FLAG_ANIMATE) && tmp->type == FIREWALL) |
126 |
move_firewall (tmp); |
127 |
else |
128 |
{ |
129 |
if ((tmp->stats.sp += tmp->stats.maxsp) > 8) /* next direction */ |
130 |
tmp->stats.sp = ((tmp->stats.sp - 1) % 8) + 1; |
131 |
animate_turning (tmp); |
132 |
} |
133 |
break; |
134 |
|
135 |
case TELEPORTER: |
136 |
move_teleporter (tmp); |
137 |
break; |
138 |
|
139 |
case CREATOR: |
140 |
move_creator (tmp); |
141 |
break; |
142 |
|
143 |
case TRIGGER_MARKER: |
144 |
move_marker (tmp); |
145 |
break; |
146 |
|
147 |
case DUPLICATOR: |
148 |
move_duplicator (tmp); |
149 |
break; |
150 |
} |
151 |
} |
152 |
} |
153 |
|
154 |
/* |
155 |
* elmex: |
156 |
* This is the new push_button function, it got split up so that |
157 |
* you can activate connections without a button now! |
158 |
* old but still valid comment: |
159 |
* |
160 |
* Push the specified object. This can affect other buttons/gates/handles |
161 |
* altars/pedestals/holes in the whole map. |
162 |
* Changed the routine to loop through _all_ objects. |
163 |
* Better hurry with that linked list... |
164 |
* |
165 |
*/ |
166 |
void |
167 |
push_button (object *op) |
168 |
{ |
169 |
oblinkpt *obp = get_button_links (op); |
170 |
|
171 |
if (!obp) |
172 |
return; |
173 |
|
174 |
if (INVOKE_MAP (TRIGGER, op->map, ARG_INT64 (obp->value), ARG_INT (op->value))) |
175 |
return; |
176 |
|
177 |
activate_connection_link (obp->link, op->value, op); |
178 |
} |
179 |
|
180 |
/* |
181 |
* elmex: |
182 |
* This activates a connection, similar to push_button (object *op) but it takes |
183 |
* only a map, a connection value and a true or false flag that indicated whether |
184 |
* the connection was 'state' or 'released'. So that you can activate objects |
185 |
* who have FLAG_ACTIVATE_ON_PUSH/RELEASE set properly. |
186 |
* |
187 |
*/ |
188 |
void |
189 |
activate_connection (maptile *map, long connection, bool state) |
190 |
{ |
191 |
if (INVOKE_MAP (TRIGGER, map, ARG_INT64 (connection), ARG_INT (state))) |
192 |
return; |
193 |
|
194 |
oblinkpt *obp = get_connection_links (map, connection); |
195 |
|
196 |
if (obp) |
197 |
activate_connection_link (obp->link, state); |
198 |
} |
199 |
|
200 |
/* |
201 |
* Updates everything connected with the button op. |
202 |
* After changing the state of a button, this function must be called |
203 |
* to make sure that all gates and other buttons connected to the |
204 |
* button reacts to the (eventual) change of state. |
205 |
*/ |
206 |
void |
207 |
update_button (object *op) |
208 |
{ |
209 |
object *ab, *tmp, *head; |
210 |
int tot, any_down = 0, old_value = op->value; |
211 |
oblinkpt *obp = 0; |
212 |
objectlink *ol; |
213 |
|
214 |
obp = get_button_links (op); |
215 |
/* LOG(llevDebug, "update_button: %s (%d)\n", op->name, op->count); */ |
216 |
if (obp) |
217 |
for (ol = obp->link; ol; ol = ol->next) |
218 |
{ |
219 |
if (!ol->ob) |
220 |
{ |
221 |
LOG (llevDebug, "Internal error in update_button (%s).\n", &op->name); |
222 |
continue; |
223 |
} |
224 |
|
225 |
tmp = ol->ob; |
226 |
if (tmp->type == BUTTON) |
227 |
{ |
228 |
for (ab = tmp->above, tot = 0; ab != NULL; ab = ab->above) |
229 |
/* Bug? The pedestal code below looks for the head of |
230 |
* the object, this bit doesn't. I'd think we should check |
231 |
* for head here also. Maybe it also makese sense to |
232 |
* make the for ab=tmp->above loop common, and alter |
233 |
* behaviour based on object within that loop? |
234 |
*/ |
235 |
|
236 |
/* Basically, if the move_type matches that on what the |
237 |
* button wants, we count it. The second check is so that |
238 |
* objects don't move (swords, etc) will count. Note that |
239 |
* this means that more work is needed to make buttons |
240 |
* that are only triggered by flying objects. |
241 |
*/ |
242 |
if ((ab->move_type & tmp->move_on) || ab->move_type == 0) |
243 |
tot += ab->weight * (ab->nrof ? ab->nrof : 1) + ab->carrying; |
244 |
|
245 |
tmp->value = (tot >= tmp->weight) ? 1 : 0; |
246 |
if (tmp->value) |
247 |
any_down = 1; |
248 |
} |
249 |
else if (tmp->type == PEDESTAL) |
250 |
{ |
251 |
tmp->value = 0; |
252 |
for (ab = tmp->above; ab != NULL; ab = ab->above) |
253 |
{ |
254 |
head = ab->head ? ab->head : ab; |
255 |
/* Same note regarding move_type for buttons above apply here. */ |
256 |
if (((head->move_type & tmp->move_on) || ab->move_type == 0) && |
257 |
(head->race == tmp->slaying || |
258 |
((head->type == SPECIAL_KEY) && (head->slaying == tmp->slaying)) || |
259 |
(!strcmp (tmp->slaying, "player") && head->type == PLAYER))) |
260 |
tmp->value = 1; |
261 |
} |
262 |
if (tmp->value) |
263 |
any_down = 1; |
264 |
} |
265 |
} |
266 |
if (any_down) /* If any other buttons were down, force this to remain down */ |
267 |
op->value = 1; |
268 |
|
269 |
/* If this button hasn't changed, don't do anything */ |
270 |
if (op->value != old_value) |
271 |
{ |
272 |
SET_ANIMATION (op, op->value); |
273 |
update_object (op, UP_OBJ_FACE); |
274 |
push_button (op); /* Make all other buttons the same */ |
275 |
} |
276 |
} |
277 |
|
278 |
/* |
279 |
* Updates every button on the map (by calling update_button() for them). |
280 |
*/ |
281 |
|
282 |
void |
283 |
update_buttons (maptile *m) |
284 |
{ |
285 |
objectlink *ol; |
286 |
oblinkpt *obp; |
287 |
|
288 |
for (obp = m->buttons; obp; obp = obp->next) |
289 |
for (ol = obp->link; ol; ol = ol->next) |
290 |
{ |
291 |
if (!ol->ob) |
292 |
{ |
293 |
LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n", |
294 |
ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, obp->value); |
295 |
continue; |
296 |
} |
297 |
|
298 |
if (ol->ob->type == BUTTON || ol->ob->type == PEDESTAL) |
299 |
{ |
300 |
update_button (ol->ob); |
301 |
break; |
302 |
} |
303 |
} |
304 |
} |
305 |
|
306 |
void |
307 |
use_trigger (object *op) |
308 |
{ |
309 |
|
310 |
/* Toggle value */ |
311 |
op->value = !op->value; |
312 |
push_button (op); |
313 |
} |
314 |
|
315 |
/* |
316 |
* Note: animate_object should be used instead of this, |
317 |
* but it can't handle animations in the 8 directions |
318 |
*/ |
319 |
|
320 |
void |
321 |
animate_turning (object *op) /* only one part objects */ |
322 |
{ |
323 |
if (++op->state >= NUM_ANIMATIONS (op) / 8) |
324 |
op->state = 0; |
325 |
SET_ANIMATION (op, (op->stats.sp - 1) * NUM_ANIMATIONS (op) / 8 + op->state); |
326 |
update_object (op, UP_OBJ_FACE); |
327 |
} |
328 |
|
329 |
#define ARCH_SACRIFICE(xyz) ((xyz)->slaying) |
330 |
#define NROF_SACRIFICE(xyz) ((uint32)(xyz)->stats.food) |
331 |
|
332 |
/* Returns true if the sacrifice meets the needs of the altar. |
333 |
* |
334 |
* Function put in (0.92.1) so that identify altars won't grab money |
335 |
* unnecessarily - we can see if there is sufficient money, see if something |
336 |
* needs to be identified, and then remove money if needed. |
337 |
* |
338 |
* 0.93.4: Linked objects (ie, objects that are connected) can not be |
339 |
* sacrificed. This fixes a bug of trying to put multiple altars/related |
340 |
* objects on the same space that take the same sacrifice. |
341 |
*/ |
342 |
|
343 |
int |
344 |
check_altar_sacrifice (const object *altar, const object *sacrifice) |
345 |
{ |
346 |
if (!QUERY_FLAG (sacrifice, FLAG_ALIVE) && !QUERY_FLAG (sacrifice, FLAG_IS_LINKED) && sacrifice->type != PLAYER) |
347 |
{ |
348 |
if ((ARCH_SACRIFICE (altar) == sacrifice->arch->name || |
349 |
ARCH_SACRIFICE (altar) == sacrifice->name || |
350 |
ARCH_SACRIFICE (altar) == sacrifice->slaying || |
351 |
(!strcmp (ARCH_SACRIFICE (altar), query_base_name (sacrifice, 0)))) |
352 |
&& NROF_SACRIFICE (altar) <= (sacrifice->nrof ? sacrifice->nrof : 1)) |
353 |
return 1; |
354 |
|
355 |
if (strcmp (ARCH_SACRIFICE (altar), "money") == 0 |
356 |
&& sacrifice->type == MONEY && sacrifice->nrof * sacrifice->value >= NROF_SACRIFICE (altar)) |
357 |
return 1; |
358 |
} |
359 |
|
360 |
return 0; |
361 |
} |
362 |
|
363 |
/* |
364 |
* operate_altar checks if sacrifice was accepted and removes sacrificed |
365 |
* objects. If sacrifice was succeed return 1 else 0. Might be better to |
366 |
* call check_altar_sacrifice (above) than depend on the return value, |
367 |
* since operate_altar will remove the sacrifice also. |
368 |
* |
369 |
* If this function returns 1, '*sacrifice' is modified to point to the |
370 |
* remaining sacrifice, or is set to NULL if the sacrifice was used up. |
371 |
*/ |
372 |
int |
373 |
operate_altar (object *altar, object **sacrifice) |
374 |
{ |
375 |
if (!altar->map) |
376 |
{ |
377 |
LOG (llevError, "BUG: operate_altar(): altar has no map\n"); |
378 |
return 0; |
379 |
} |
380 |
|
381 |
if (!altar->slaying || altar->value) |
382 |
return 0; |
383 |
|
384 |
if (!check_altar_sacrifice (altar, *sacrifice)) |
385 |
return 0; |
386 |
|
387 |
/* check_altar_sacrifice should have already verified that enough money |
388 |
* has been dropped. |
389 |
*/ |
390 |
if (!strcmp (ARCH_SACRIFICE (altar), "money")) |
391 |
{ |
392 |
int number = NROF_SACRIFICE (altar) / (*sacrifice)->value; |
393 |
|
394 |
/* Round up any sacrifices. Altars don't make change either */ |
395 |
if (NROF_SACRIFICE (altar) % (*sacrifice)->value) |
396 |
number++; |
397 |
|
398 |
*sacrifice = decrease_ob_nr (*sacrifice, number); |
399 |
} |
400 |
else |
401 |
*sacrifice = decrease_ob_nr (*sacrifice, NROF_SACRIFICE (altar)); |
402 |
|
403 |
if (altar->msg) |
404 |
new_info_map (NDI_BLACK, altar->map, altar->msg); |
405 |
|
406 |
return 1; |
407 |
} |
408 |
|
409 |
void |
410 |
trigger_move (object *op, int state) /* 1 down and 0 up */ |
411 |
{ |
412 |
op->stats.wc = state; |
413 |
if (state) |
414 |
{ |
415 |
use_trigger (op); |
416 |
op->set_speed (op->stats.exp > 0 ? 1. / op->stats.exp : 1.); |
417 |
op->speed_left = -1; |
418 |
} |
419 |
else |
420 |
{ |
421 |
use_trigger (op); |
422 |
op->set_speed (0); |
423 |
} |
424 |
} |
425 |
|
426 |
|
427 |
/* |
428 |
* cause != NULL: something has moved on top of op |
429 |
* |
430 |
* cause == NULL: nothing has moved, we have been called from |
431 |
* animate_trigger(). |
432 |
* |
433 |
* TRIGGER_ALTAR: Returns 1 if 'cause' was destroyed, 0 if not. |
434 |
* |
435 |
* TRIGGER: Returns 1 if handle could be moved, 0 if not. |
436 |
* |
437 |
* TRIGGER_BUTTON, TRIGGER_PEDESTAL: Returns 0. |
438 |
*/ |
439 |
int |
440 |
check_trigger (object *op, object *cause) |
441 |
{ |
442 |
object *tmp; |
443 |
int push = 0, tot = 0; |
444 |
int in_movement = op->stats.wc || op->speed; |
445 |
|
446 |
switch (op->type) |
447 |
{ |
448 |
case TRIGGER_BUTTON: |
449 |
if (op->weight > 0) |
450 |
{ |
451 |
if (cause) |
452 |
{ |
453 |
for (tmp = op->above; tmp; tmp = tmp->above) |
454 |
/* Comment reproduced from update_buttons(): */ |
455 |
/* Basically, if the move_type matches that on what the |
456 |
* button wants, we count it. The second check is so that |
457 |
* objects that don't move (swords, etc) will count. Note that |
458 |
* this means that more work is needed to make buttons |
459 |
* that are only triggered by flying objects. |
460 |
*/ |
461 |
|
462 |
if ((tmp->move_type & op->move_on) || tmp->move_type == 0) |
463 |
{ |
464 |
tot += tmp->weight * (tmp->nrof ? tmp->nrof : 1) + tmp->carrying; |
465 |
} |
466 |
if (tot >= op->weight) |
467 |
push = 1; |
468 |
if (op->stats.ac == push) |
469 |
return 0; |
470 |
op->stats.ac = push; |
471 |
if (NUM_ANIMATIONS (op) > 1) |
472 |
{ |
473 |
SET_ANIMATION (op, push); |
474 |
update_object (op, UP_OBJ_FACE); |
475 |
} |
476 |
if (in_movement || !push) |
477 |
return 0; |
478 |
} |
479 |
trigger_move (op, push); |
480 |
} |
481 |
return 0; |
482 |
|
483 |
case TRIGGER_PEDESTAL: |
484 |
if (cause) |
485 |
{ |
486 |
for (tmp = op->above; tmp; tmp = tmp->above) |
487 |
{ |
488 |
object *head = tmp->head ? tmp->head : tmp; |
489 |
|
490 |
/* See comment in TRIGGER_BUTTON about move_types */ |
491 |
if (((head->move_type & op->move_on) || head->move_type == 0) |
492 |
&& (head->race == op->slaying || (!strcmp (op->slaying, "player") && head->type == PLAYER))) |
493 |
{ |
494 |
push = 1; |
495 |
break; |
496 |
} |
497 |
} |
498 |
if (op->stats.ac == push) |
499 |
return 0; |
500 |
op->stats.ac = push; |
501 |
if (NUM_ANIMATIONS (op) > 1) |
502 |
{ |
503 |
SET_ANIMATION (op, push); |
504 |
update_object (op, UP_OBJ_FACE); |
505 |
} |
506 |
update_object (op, UP_OBJ_FACE); |
507 |
if (in_movement || !push) |
508 |
return 0; |
509 |
} |
510 |
trigger_move (op, push); |
511 |
return 0; |
512 |
|
513 |
case TRIGGER_ALTAR: |
514 |
if (cause) |
515 |
{ |
516 |
if (in_movement) |
517 |
return 0; |
518 |
if (operate_altar (op, &cause)) |
519 |
{ |
520 |
if (NUM_ANIMATIONS (op) > 1) |
521 |
{ |
522 |
SET_ANIMATION (op, 1); |
523 |
update_object (op, UP_OBJ_FACE); |
524 |
} |
525 |
if (op->last_sp >= 0) |
526 |
{ |
527 |
trigger_move (op, 1); |
528 |
if (op->last_sp > 0) |
529 |
op->last_sp = -op->last_sp; |
530 |
} |
531 |
else |
532 |
{ |
533 |
/* for trigger altar with last_sp, the ON/OFF |
534 |
* status (-> +/- value) is "simulated": |
535 |
*/ |
536 |
op->value = !op->value; |
537 |
trigger_move (op, 1); |
538 |
op->last_sp = -op->last_sp; |
539 |
op->value = !op->value; |
540 |
} |
541 |
return cause == NULL; |
542 |
} |
543 |
else |
544 |
{ |
545 |
return 0; |
546 |
} |
547 |
} |
548 |
else |
549 |
{ |
550 |
if (NUM_ANIMATIONS (op) > 1) |
551 |
{ |
552 |
SET_ANIMATION (op, 0); |
553 |
update_object (op, UP_OBJ_FACE); |
554 |
} |
555 |
|
556 |
/* If trigger_altar has "last_sp > 0" set on the map, |
557 |
* it will push the connected value only once per sacrifice. |
558 |
* Otherwise (default), the connected value will be |
559 |
* pushed twice: First by sacrifice, second by reset! -AV |
560 |
*/ |
561 |
if (!op->last_sp) |
562 |
trigger_move (op, 0); |
563 |
else |
564 |
{ |
565 |
op->stats.wc = 0; |
566 |
op->value = !op->value; |
567 |
op->set_speed (0); |
568 |
} |
569 |
} |
570 |
return 0; |
571 |
|
572 |
case TRIGGER: |
573 |
if (cause) |
574 |
{ |
575 |
if (in_movement) |
576 |
return 0; |
577 |
|
578 |
push = 1; |
579 |
} |
580 |
|
581 |
if (NUM_ANIMATIONS (op) > 1) |
582 |
{ |
583 |
SET_ANIMATION (op, push); |
584 |
update_object (op, UP_OBJ_FACE); |
585 |
} |
586 |
|
587 |
trigger_move (op, push); |
588 |
return 1; |
589 |
|
590 |
default: |
591 |
LOG (llevDebug, "Unknown trigger type: %s (%d)\n", &op->name, op->type); |
592 |
return 0; |
593 |
} |
594 |
} |
595 |
|
596 |
void |
597 |
add_button_link (object *button, maptile *map, int connected) |
598 |
{ |
599 |
oblinkpt *obp; |
600 |
objectlink *ol = get_objectlink (); |
601 |
|
602 |
if (!map) |
603 |
{ |
604 |
LOG (llevError, "Tried to add button-link without map.\n"); |
605 |
return; |
606 |
} |
607 |
|
608 |
button->path_attuned = connected; /* peterm: I need this so I can rebuild |
609 |
a connected map from a template map. */ |
610 |
|
611 |
SET_FLAG (button, FLAG_IS_LINKED); |
612 |
|
613 |
ol->ob = button; |
614 |
|
615 |
for (obp = map->buttons; obp && obp->value != connected; obp = obp->next) |
616 |
; |
617 |
|
618 |
if (obp) |
619 |
{ |
620 |
ol->next = obp->link; |
621 |
obp->link = ol; |
622 |
} |
623 |
else |
624 |
{ |
625 |
obp = get_objectlinkpt (); |
626 |
obp->value = connected; |
627 |
|
628 |
obp->next = map->buttons; |
629 |
map->buttons = obp; |
630 |
obp->link = ol; |
631 |
} |
632 |
} |
633 |
|
634 |
/* |
635 |
* Remove the object from the linked lists of buttons in the map. |
636 |
* This is only needed by editors. |
637 |
*/ |
638 |
|
639 |
void |
640 |
remove_button_link (object *op) |
641 |
{ |
642 |
oblinkpt *obp; |
643 |
objectlink **olp, *ol; |
644 |
|
645 |
if (op->map == NULL) |
646 |
{ |
647 |
LOG (llevError, "remove_button_link() in object without map.\n"); |
648 |
return; |
649 |
} |
650 |
|
651 |
if (!QUERY_FLAG (op, FLAG_IS_LINKED)) |
652 |
{ |
653 |
LOG (llevError, "remove_button_linked() in unlinked object.\n"); |
654 |
return; |
655 |
} |
656 |
|
657 |
for (obp = op->map->buttons; obp; obp = obp->next) |
658 |
for (olp = &obp->link; (ol = *olp); olp = &ol->next) |
659 |
if (ol->ob == op) |
660 |
{ |
661 |
|
662 |
/* LOG(llevDebug, "Removed link %d in button %s and map %s.\n", |
663 |
obp->value, op->name, op->map->path); |
664 |
*/ |
665 |
*olp = ol->next; |
666 |
delete ol; |
667 |
return; |
668 |
} |
669 |
|
670 |
LOG (llevError, "remove_button_linked(): couldn't find object.\n"); |
671 |
CLEAR_FLAG (op, FLAG_IS_LINKED); |
672 |
} |
673 |
|
674 |
/* |
675 |
* Gets the objectlink for this connection from the map. |
676 |
*/ |
677 |
oblinkpt * |
678 |
get_connection_links (maptile *map, long connection) |
679 |
{ |
680 |
for (oblinkpt * obp = map->buttons; obp; obp = obp->next) |
681 |
if (obp->value == connection) |
682 |
return obp; |
683 |
|
684 |
return 0; |
685 |
} |
686 |
|
687 |
/* |
688 |
* Return the first objectlink in the objects linked to this one |
689 |
*/ |
690 |
|
691 |
oblinkpt * |
692 |
get_button_links (const object *button) |
693 |
{ |
694 |
oblinkpt *obp; |
695 |
objectlink *ol; |
696 |
|
697 |
if (!button->map) |
698 |
return NULL; |
699 |
|
700 |
for (obp = button->map->buttons; obp; obp = obp->next) |
701 |
for (ol = obp->link; ol; ol = ol->next) |
702 |
if (ol->ob == button) |
703 |
return obp; |
704 |
|
705 |
return NULL; |
706 |
} |
707 |
|
708 |
/* |
709 |
* Made as a separate function to increase efficiency |
710 |
*/ |
711 |
|
712 |
int |
713 |
get_button_value (const object *button) |
714 |
{ |
715 |
oblinkpt *obp; |
716 |
objectlink *ol; |
717 |
|
718 |
if (!button->map) |
719 |
return 0; |
720 |
for (obp = button->map->buttons; obp; obp = obp->next) |
721 |
for (ol = obp->link; ol; ol = ol->next) |
722 |
if (ol->ob == button) |
723 |
return obp->value; |
724 |
return 0; |
725 |
} |
726 |
|
727 |
/* This routine makes monsters who are |
728 |
* standing on the 'mood floor' change their |
729 |
* disposition if it is different. |
730 |
* If floor is to be triggered must have |
731 |
* a speed of zero (default is 1 for all |
732 |
* but the charm floor type). |
733 |
* by b.t. thomas@nomad.astro.psu.edu |
734 |
*/ |
735 |
|
736 |
void |
737 |
do_mood_floor (object *op, object *source) |
738 |
{ |
739 |
object *tmp; |
740 |
object *tmp2; |
741 |
|
742 |
if (!source) |
743 |
source = op; |
744 |
|
745 |
for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp; tmp = tmp->above) |
746 |
if (QUERY_FLAG (tmp, FLAG_MONSTER)) |
747 |
break; |
748 |
|
749 |
/* doesn't effect players, and if there is a player on this space, won't also |
750 |
* be a monster here. |
751 |
*/ |
752 |
if (!tmp || tmp->type == PLAYER) |
753 |
return; |
754 |
|
755 |
switch (op->last_sp) |
756 |
{ |
757 |
case 0: /* furious--make all monsters mad */ |
758 |
if (QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE)) |
759 |
CLEAR_FLAG (tmp, FLAG_UNAGGRESSIVE); |
760 |
if (QUERY_FLAG (tmp, FLAG_FRIENDLY)) |
761 |
{ |
762 |
CLEAR_FLAG (tmp, FLAG_FRIENDLY); |
763 |
remove_friendly_object (tmp); |
764 |
tmp->attack_movement = 0; |
765 |
/* lots of checks here, but want to make sure we don't |
766 |
* dereference a null value |
767 |
*/ |
768 |
if (tmp->type == GOLEM && tmp->owner && tmp->owner->type == PLAYER && tmp->owner->contr->ranges[range_golem] == tmp) |
769 |
tmp->owner->contr->ranges[range_golem] = 0; |
770 |
|
771 |
tmp->owner = 0; |
772 |
} |
773 |
break; |
774 |
case 1: /* angry -- get neutral monsters mad */ |
775 |
if (QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (tmp, FLAG_FRIENDLY)) |
776 |
CLEAR_FLAG (tmp, FLAG_UNAGGRESSIVE); |
777 |
break; |
778 |
case 2: /* calm -- pacify unfriendly monsters */ |
779 |
if (!QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE)) |
780 |
SET_FLAG (tmp, FLAG_UNAGGRESSIVE); |
781 |
break; |
782 |
case 3: /* make all monsters fall asleep */ |
783 |
if (!QUERY_FLAG (tmp, FLAG_SLEEP)) |
784 |
SET_FLAG (tmp, FLAG_SLEEP); |
785 |
break; |
786 |
case 4: /* charm all monsters */ |
787 |
if (op == source) |
788 |
break; /* only if 'connected' */ |
789 |
|
790 |
for (tmp2 = GET_MAP_OB (source->map, source->x, source->y); /* finding an owner */ |
791 |
tmp2->type != PLAYER; tmp2 = tmp2->above) |
792 |
if (tmp2->above == NULL) |
793 |
break; |
794 |
|
795 |
if (tmp2->type != PLAYER) |
796 |
break; |
797 |
|
798 |
tmp->set_owner (tmp2); |
799 |
SET_FLAG (tmp, FLAG_MONSTER); |
800 |
|
801 |
tmp->stats.exp = 0; |
802 |
SET_FLAG (tmp, FLAG_FRIENDLY); |
803 |
|
804 |
add_friendly_object (tmp); |
805 |
tmp->attack_movement = PETMOVE; |
806 |
break; |
807 |
|
808 |
default: |
809 |
break; |
810 |
} |
811 |
} |
812 |
|
813 |
/* this function returns the object it matches, or NULL if non. |
814 |
* It will descend through containers to find the object. |
815 |
* slaying = match object slaying flag |
816 |
* race = match object archetype name flag |
817 |
* hp = match object type (excpt type '0'== PLAYER) |
818 |
*/ |
819 |
object * |
820 |
check_inv_recursive (object *op, const object *trig) |
821 |
{ |
822 |
object *tmp, *ret = NULL; |
823 |
|
824 |
/* First check the object itself. */ |
825 |
if ((trig->stats.hp && (op->type == trig->stats.hp)) |
826 |
|| (trig->slaying && (op->slaying == trig->slaying)) |
827 |
|| (trig->race && (op->arch->name == trig->race))) |
828 |
return op; |
829 |
|
830 |
for (tmp = op->inv; tmp; tmp = tmp->below) |
831 |
{ |
832 |
if (tmp->inv) |
833 |
{ |
834 |
ret = check_inv_recursive (tmp, trig); |
835 |
if (ret) |
836 |
return ret; |
837 |
} |
838 |
else if ((trig->stats.hp && (tmp->type == trig->stats.hp)) |
839 |
|| (trig->slaying && (tmp->slaying == trig->slaying)) |
840 |
|| (trig->race && (tmp->arch->name == trig->race))) |
841 |
return tmp; |
842 |
} |
843 |
return NULL; |
844 |
} |
845 |
|
846 |
/* check_inv(), a function to search the inventory, |
847 |
* of a player and then based on a set of conditions, |
848 |
* the square will activate connected items. |
849 |
* Monsters can't trigger this square (for now) |
850 |
* Values are: last_sp = 1/0 obj/no obj triggers |
851 |
* last_heal = 1/0 remove/dont remove obj if triggered |
852 |
* -b.t. (thomas@nomad.astro.psu.edu |
853 |
* |
854 |
* Tue Dec 19 15:34:00 CET 2006 elmex: changed the function to ignore op |
855 |
* because the check-inventory semantic essentially only applies when |
856 |
* something is above the inventory checker. |
857 |
* The semantic prior this change was: trigger if something has moved on or off |
858 |
* and has a matching item. Imagine what happens if someone steps on the inventory |
859 |
* checker with a matching item, has it, activates the connection, throws the item |
860 |
* away, and then leaves the inventory checker. That would've caused an always-enabled |
861 |
* state in the inventory checker. This won't happen anymore now. |
862 |
* |
863 |
*/ |
864 |
void |
865 |
check_inv (object *op, object *trig) |
866 |
{ |
867 |
trig->value = 0; // deactivate if none of the following conditions apply |
868 |
|
869 |
if (object *pl = trig->ms ().player ()) |
870 |
{ |
871 |
object *match = check_inv_recursive (pl, trig); |
872 |
|
873 |
if (match && trig->last_sp) // match == having |
874 |
{ |
875 |
if (trig->last_heal) |
876 |
decrease_ob (match); |
877 |
|
878 |
trig->value = 1; |
879 |
} |
880 |
else if (!match && !trig->last_sp) // match == not having |
881 |
trig->value = 1; |
882 |
} |
883 |
|
884 |
push_button (trig); |
885 |
} |
886 |
|