[ViewVC] Diff of: cvs/deliantra/server/common/button.C

Comparing deliantra/server/common/button.C (file contents):
Revision 1.22 by pippijn, Sat Jan 6 14:42:28 2007 UTC vs.
Revision 1.74 by root, Sat Nov 17 23:39:59 2018 UTC

…		…
1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3		3	*
4	Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team	4	* Copyright (©) 2017,2018 Marc Alexander Lehmann / the Deliantra team
		5	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	Copyright (C) 2002 Mark Wedel & Crossfire Development Team	6	* Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6	Copyright (C) 1992 Frank Tore Johansen	7	* Copyright (©) 1992 Frank Tore Johansen
7		8	*
8	This program is free software; you can redistribute it and/or modify	9	* Deliantra is free software: you can redistribute it and/or modify it under
9	it under the terms of the GNU General Public License as published by	10	* the terms of the Affero GNU General Public License as published by the
10	the Free Software Foundation; either version 2 of the License, or	11	* Free Software Foundation, either version 3 of the License, or (at your
11	(at your option) any later version.	12	* option) any later version.
12		13	*
13	This program is distributed in the hope that it will be useful,	14	* This program is distributed in the hope that it will be useful,
14	but WITHOUT ANY WARRANTY; without even the implied warranty of	15	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	16	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	GNU General Public License for more details.	17	* GNU General Public License for more details.
17		18	*
18	You should have received a copy of the GNU General Public License	19	* You should have received a copy of the Affero GNU General Public License
19	along with this program; if not, write to the Free Software	20	* and the GNU General Public License along with this program. If not, see
20	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	21	* <http://www.gnu.org/licenses/>.
21		22	*
22	The authors can be reached via e-mail at <crossfire@schmorp.de>	23	* The authors can be reached via e-mail to <support@deliantra.net>
23	*/	24	*/
24		25
25	#include <global.h>	26	#include <global.h>
26	#include <funcpoint.h>
27		27
28	/*	28	/*
29	* This code is no longer highly inefficient 8)	29	* This code is no longer highly inefficient 8)
30	*/	30	*/
31		31
32	/*	32	/*
33	* elmex:	33	* elmex:
34	* This function takes a objectlink list with all the objects are going to be activated.	34	* This function takes a objectlink list with all the objects are going to be activated.
35	* state is a true/false flag that will actiavte objects that have FLAG_ACTIVATE_ON_PUSH/RELEASE set.	35	* state is a true/false flag that will actiavte objects that have FLAG_ACTIVATE_ON_PUSH/RELEASE set.
36	* The source argument can be 0 or the source object for this activation.	36	* The activator argument can be 0 or the source object for this activation.
		37	* the originator is the player or monster who did something.
37	*/	38	*/
38	void	39	static void
39	activate_connection_link (objectlink * ol, bool state, object *source = 0)	40	activate_connection_link (objectlink ol, int state, object activator, object *originator)
40	{	41	{
41	for (; ol; ol = ol->next)	42	for (; ol; ol = ol->next)
42	{	43	{
43	if (!ol->ob)	44	if (!ol->ob)
44	{	45	{
52	* is getting moved out of memory, the status of buttons and levers	53	* is getting moved out of memory, the status of buttons and levers
53	* probably isn't important - it will get sorted out when the map is	54	* probably isn't important - it will get sorted out when the map is
54	* re-loaded. As such, just exit this function if that is the case.	55	* re-loaded. As such, just exit this function if that is the case.
55	*/	56	*/
56		57
57	if (QUERY_FLAG (ol->ob, FLAG_FREED))	58	if (ol->ob->flag [FLAG_FREED])
58	return;	59	return;
59		60
60	object *tmp = ol->ob;	61	object *tmp = ol->ob;
61		62
62	/* if the criteria isn't appropriate, don't do anything */	63	/* if the criteria isn't appropriate, don't do anything */
63	if (state && !QUERY_FLAG (tmp, FLAG_ACTIVATE_ON_PUSH))	64	if (state && !tmp->flag [FLAG_ACTIVATE_ON_PUSH])
64	continue;	65	continue;
		66
65	if (!state && !QUERY_FLAG (tmp, FLAG_ACTIVATE_ON_RELEASE))	67	if (!state && !tmp->flag [FLAG_ACTIVATE_ON_RELEASE])
66	continue;	68	continue;
67		69
68	switch (tmp->type)	70	switch (tmp->type)
69	{	71	{
70	case GATE:	72	case GATE:
71	case HOLE:	73	case HOLE:
		74	if (!tmp->active)
		75	tmp->play_sound (tmp->sound
		76	? tmp->sound
		77	: sound_find (tmp->type == GATE ? "trigger_gate" : "trigger_hole"));
72	tmp->value = tmp->stats.maxsp ? !state : state;	78	tmp->value = tmp->stats.maxsp ? !state : state;
73	tmp->set_speed (0.5);	79	tmp->set_speed (0.5);
74	break;	80	break;
75		81
76	case CF_HANDLE:	82	case T_HANDLE:
77	SET_ANIMATION (tmp, (tmp->value = tmp->stats.maxsp ? !state : state));	83	SET_ANIMATION (tmp, (tmp->value = tmp->stats.maxsp ? !state : state));
78	update_object (tmp, UP_OBJ_FACE);	84	update_object (tmp, UP_OBJ_FACE);
79	break;	85	break;
80		86
81	case SIGN:	87	case SIGN:
82	if (!tmp->stats.food \|\| tmp->last_eat < tmp->stats.food)	88	if (!tmp->stats.food \|\| tmp->last_eat < tmp->stats.food)
83	{	89	{
		90	tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("msg_voice"));
		91
		92	if (originator && originator->contr)
		93	originator->contr->infobox (MSG_CHANNEL ("examine"), format ("T<%s>\n\n%s", &tmp->name, &tmp->msg));
		94
84	new_info_map (NDI_UNIQUE \| NDI_NAVY, tmp->map, tmp->msg);	95	new_info_map_except (NDI_UNIQUE \| NDI_NAVY, tmp->map, originator, tmp->msg);
		96
85	if (tmp->stats.food)	97	if (tmp->stats.food)
86	tmp->last_eat++;	98	tmp->last_eat++;
87	}	99	}
88	break;	100	break;
89		101
90	case ALTAR:	102	case ALTAR:
		103	tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("trigger_altar"));
91	tmp->value = 1;	104	tmp->value = 1;
92	SET_ANIMATION (tmp, tmp->value);	105	SET_ANIMATION (tmp, tmp->value);
93	update_object (tmp, UP_OBJ_FACE);	106	update_object (tmp, UP_OBJ_FACE);
94	break;	107	break;
95		108
96	case BUTTON:	109	case BUTTON:
97	case PEDESTAL:	110	case PEDESTAL:
		111	tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("trigger_button"));
98	tmp->value = state;	112	tmp->value = state;
99	SET_ANIMATION (tmp, tmp->value);	113	SET_ANIMATION (tmp, tmp->value);
100	update_object (tmp, UP_OBJ_FACE);	114	update_object (tmp, UP_OBJ_FACE);
101	break;	115	break;
102		116
103	case MOOD_FLOOR:	117	case MOOD_FLOOR:
104	do_mood_floor (tmp, source);	118	do_mood_floor (tmp, activator);
105	break;	119	break;
106		120
107	case TIMED_GATE:	121	case TIMED_GATE:
		122	if (!tmp->active)
		123	tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("trigger_gate"));
		124
108	tmp->set_speed (tmp->arch->clone.speed);	125	tmp->set_speed (tmp->arch->speed);
109	tmp->value = tmp->arch->clone.value;	126	tmp->value = tmp->arch->value;
110	tmp->stats.sp = 1;	127	tmp->stats.sp = 1;
111	tmp->stats.hp = tmp->stats.maxhp;	128	tmp->stats.hp = tmp->stats.maxhp;
112	/* Handle multipart gates. We copy the value for the other parts	129	/* Handle multipart gates. We copy the value for the other parts
113	* from the head - this ensures that the data will consistent	130	* from the head - this ensures that the data will consistent
114	*/	131	*/
115	for (tmp = tmp->more; tmp; tmp = tmp->more)	132	for (object *part = tmp->more; part; part = part->more)
116	{	133	{
117	tmp->value = tmp->head->value;	134	part->value = tmp->value;
118	tmp->stats.sp = tmp->head->stats.sp;	135	part->stats.sp = tmp->stats.sp;
119	tmp->stats.hp = tmp->head->stats.hp;	136	part->stats.hp = tmp->stats.hp;
120	tmp->set_speed (tmp->head->speed);	137	part->set_speed (tmp->speed);
121	}	138	}
122	break;	139	break;
123		140
124	case DIRECTOR:	141	case DIRECTOR:
125	case FIREWALL:	142	case FIREWALL:
126	if (!QUERY_FLAG (tmp, FLAG_ANIMATE) && tmp->type == FIREWALL)	143	if (!tmp->flag [FLAG_ANIMATE] && tmp->type == FIREWALL)
127	move_firewall (tmp);	144	move_firewall (tmp);
128	else	145	else
129	{	146	{
130	if ((tmp->stats.sp += tmp->stats.maxsp) > 8) /* next direction */	147	tmp->stats.sp = absdir (tmp->stats.sp + tmp->stats.maxsp); /* next direction */
131	tmp->stats.sp = ((tmp->stats.sp - 1) % 8) + 1;
132	animate_turning (tmp);	148	animate_turning (tmp);
133	}	149	}
134	break;	150	break;
135		151
136	case TELEPORTER:	152	case TELEPORTER:
…		…
140	case CREATOR:	156	case CREATOR:
141	move_creator (tmp);	157	move_creator (tmp);
142	break;	158	break;
143		159
144	case TRIGGER_MARKER:	160	case TRIGGER_MARKER:
		161	//tmp->play_sound (tmp->sound ? tmp->sound : sound_find ("trigger_marker"));
145	move_marker (tmp);	162	move_marker (tmp);
146	break;	163	break;
147		164
148	case DUPLICATOR:	165	case DUPLICATOR:
149	move_duplicator (tmp);	166	move_duplicator (tmp);
		167	break;
		168
		169	case MAPSCRIPT:
		170	cfperl_mapscript_activate (tmp, state, activator, originator);
150	break;	171	break;
151	}	172	}
152	}	173	}
153	}	174	}
154		175
…		…
163	* Changed the routine to loop through _all_ objects.	184	* Changed the routine to loop through _all_ objects.
164	* Better hurry with that linked list...	185	* Better hurry with that linked list...
165	*	186	*
166	*/	187	*/
167	void	188	void
168	push_button (object *op)	189	push_button (object op, object originator)
169	{	190	{
170	oblinkpt *obp = get_button_links (op);	191	if (oblinkpt *obp = op->find_link ())
171		192	{
172	if (!obp)	193	if (INVOKE_MAP (TRIGGER, op->map, ARG_STRING (&obp->id), ARG_INT (op->value), ARG_OBJECT (op), ARG_OBJECT (originator)))
173	return;	194	return;
174		195
175	if (INVOKE_MAP (TRIGGER, op->map, ARG_INT64 (obp->value), ARG_INT (op->value)))
176	return;
177
178	activate_connection_link (obp->link, op->value, op);	196	activate_connection_link (obp->link, op->value, op, originator);
		197	}
179	}	198	}
180		199
181	/*	200	/*
182	* elmex:	201	* elmex:
183	* This activates a connection, similar to push_button (object *op) but it takes	202	* This activates a connection, similar to push_button (object *op) but it takes
…		…
185	* the connection was 'state' or 'released'. So that you can activate objects	204	* the connection was 'state' or 'released'. So that you can activate objects
186	* who have FLAG_ACTIVATE_ON_PUSH/RELEASE set properly.	205	* who have FLAG_ACTIVATE_ON_PUSH/RELEASE set properly.
187	*	206	*
188	*/	207	*/
189	void	208	void
190	activate_connection (maptile *map, long connection, bool state)	209	maptile::trigger (shstr_tmp id, int state, object activator, object originator)
191	{	210	{
192	if (INVOKE_MAP (TRIGGER, map, ARG_INT64 (connection), ARG_INT (state)))	211	if (INVOKE_MAP (TRIGGER, this, ARG_STRING (&id), ARG_INT (state), ARG_OBJECT (originator)))
193	return;	212	return;
194		213
195	oblinkpt *obp = get_connection_links (map, connection);	214	if (oblinkpt *obp = find_link (id))
196
197	if (obp)
198	activate_connection_link (obp->link, state);	215	activate_connection_link (obp->link, state, activator, originator);
199	}	216	}
200		217
201	/*	218	/*
202	* Updates everything connected with the button op.	219	* Updates everything connected with the button op.
203	* After changing the state of a button, this function must be called	220	* After changing the state of a button, this function must be called
204	* to make sure that all gates and other buttons connected to the	221	* to make sure that all gates and other buttons connected to the
205	* button reacts to the (eventual) change of state.	222	* button reacts to the (eventual) change of state.
206	*/	223	*/
207	void	224	void
208	update_button (object *op)	225	update_button (object op, object originator)
209	{	226	{
210	object ab, tmp, *head;
211	int tot, any_down = 0, old_value = op->value;	227	int any_down = 0, old_value = op->value;
212	oblinkpt *obp = 0;
213	objectlink *ol;
214		228
215	obp = get_button_links (op);	229	if (oblinkpt *obp = op->find_link ())
216	/* LOG(llevDebug, "update_button: %s (%d)\n", op->name, op->count); */
217	if (obp)
218	for (ol = obp->link; ol; ol = ol->next)	230	for (objectlink *ol = obp->link; ol; ol = ol->next)
219	{	231	{
220	if (!ol->ob)	232	if (!ol->ob)
221	{	233	{
222	LOG (llevDebug, "Internal error in update_button (%s).\n", &op->name);	234	LOG (llevDebug, "Internal error in update_button (%s).\n", &op->name);
223	continue;	235	continue;
224	}	236	}
225		237
226	tmp = ol->ob;	238	object *tmp = ol->ob;
		239
227	if (tmp->type == BUTTON)	240	if (tmp->type == BUTTON)
228	{	241	{
		242	weight_t total = 0;
		243
229	for (ab = tmp->above, tot = 0; ab != NULL; ab = ab->above)	244	for (object *ab = tmp->above; ab; ab = ab->above)
230	/* Bug? The pedestal code below looks for the head of
231	* the object, this bit doesn't. I'd think we should check
232	* for head here also. Maybe it also makese sense to
233	* make the for ab=tmp->above loop common, and alter
234	* behaviour based on object within that loop?
235	*/
236
237	/* Basically, if the move_type matches that on what the	245	/* Basically, if the move_type matches that on what the
238	* button wants, we count it. The second check is so that	246	* button wants, we count it. The second check is so that
239	* objects don't move (swords, etc) will count. Note that	247	* objects who don't move (swords, etc) will count. Note that
240	* this means that more work is needed to make buttons	248	* this means that more work is needed to make buttons
241	* that are only triggered by flying objects.	249	* that are only triggered by flying objects.
242	*/	250	*/
243	if ((ab->move_type & tmp->move_on) \|\| ab->move_type == 0)	251	if ((ab->move_type & tmp->move_on) \|\| ab->move_type == 0)
244	tot += ab->weight * (ab->nrof ? ab->nrof : 1) + ab->carrying;	252	total += ab->head_ ()->total_weight ();
245		253
246	tmp->value = (tot >= tmp->weight) ? 1 : 0;	254	tmp->value = total >= tmp->weight;
247	if (tmp->value)	255
248	any_down = 1;	256	any_down = any_down \|\| tmp->value;
249	}	257	}
250	else if (tmp->type == PEDESTAL)	258	else if (tmp->type == PEDESTAL)
251	{	259	{
		260	bool is_match = is_match_expr (tmp->slaying);
252	tmp->value = 0;	261	tmp->value = 0;
		262
253	for (ab = tmp->above; ab != NULL; ab = ab->above)	263	for (object *ab = tmp->above; ab; ab = ab->above)
254	{	264	{
255	head = ab->head ? ab->head : ab;	265	object *head = ab->head_ ();
		266
256	/* Same note regarding move_type for buttons above apply here. */	267	/* Same note regarding move_type for buttons above apply here. */
257	if (((head->move_type & tmp->move_on) \|\| ab->move_type == 0) &&	268	if (((ab->move_type & tmp->move_on) \|\| ab->move_type == 0))
		269	if (is_match
		270	? match (tmp->slaying, head, tmp, originator)
258	(head->race == tmp->slaying \|\|	271	: (head->race == tmp->slaying
259	((head->type == SPECIAL_KEY) && (head->slaying == tmp->slaying)) \|\|	272	\|\| (head->type == SPECIAL_KEY && head->slaying == tmp->slaying)
260	(!strcmp (tmp->slaying, "player") && head->type == PLAYER)))	273	\|\| (tmp->slaying == shstr_player && head->type == PLAYER)))
		274	{
261	tmp->value = 1;	275	tmp->value = 1;
		276	break;
		277	}
		278	}
		279
		280	any_down = any_down \|\| tmp->value;
		281	}
		282	else if (tmp->type == T_MATCH)
		283	{
		284	tmp->value = 0;
		285
		286	for (object *ab = tmp->above; ab; ab = ab->above)
262	}	287	{
263	if (tmp->value)	288	object *head = ab->head_ ();
264	any_down = 1;	289
		290	/* Same note regarding move_type for buttons above apply here. */
		291	if (((ab->move_type & tmp->move_on) \|\| ab->move_type == 0))
		292	if (match (tmp->slaying, head, tmp, originator))
		293	{
		294	tmp->value = 1;
		295	break;
		296	}
		297	}
		298
		299	any_down = any_down \|\| tmp->value;
265	}	300	}
266	}	301	}
		302
267	if (any_down) /* If any other buttons were down, force this to remain down */	303	if (any_down) /* If any other buttons were down, force this to remain down */
268	op->value = 1;	304	op->value = 1;
269		305
		306	//LOG(llevDebug, "update_button: %s (%d, %d=%d)\n", &op->name, op->count, op->value, old_value);
		307
270	/* If this button hasn't changed, don't do anything */	308	/* If this button hasn't changed, don't do anything */
271	if (op->value != old_value)	309	if (op->value != old_value)
272	{	310	{
273	SET_ANIMATION (op, op->value);	311	SET_ANIMATION (op, op->value);
274	update_object (op, UP_OBJ_FACE);	312	update_object (op, UP_OBJ_FACE);
275	push_button (op); /* Make all other buttons the same */	313	push_button (op, originator); /* Make all other buttons the same */
276	}	314	}
277	}	315	}
278		316
279	void	317	void
280	use_trigger (object *op)	318	use_trigger (object op, object originator)
281	{	319	{
282	/* Toggle value */	320	/* Toggle value */
283	op->value = !op->value;	321	op->value = !op->value;
		322
284	push_button (op);	323	push_button (op, originator);
285	}	324	}
286		325
287	/*	326	/*
288	* Note: animate_object should be used instead of this,	327	* Note: animate_object should be used instead of this,
289	* but it can't handle animations in the 8 directions	328	* but it can't handle animations in the 8 directions
…		…
308	*	347	*
309	* 0.93.4: Linked objects (ie, objects that are connected) can not be	348	* 0.93.4: Linked objects (ie, objects that are connected) can not be
310	* sacrificed. This fixes a bug of trying to put multiple altars/related	349	* sacrificed. This fixes a bug of trying to put multiple altars/related
311	* objects on the same space that take the same sacrifice.	350	* objects on the same space that take the same sacrifice.
312	*/	351	*/
313
314	int	352	int
315	check_altar_sacrifice (const object altar, const object sacrifice)	353	check_altar_sacrifice (object altar, object sacrifice, object *originator)
316	{	354	{
317	if (!QUERY_FLAG (sacrifice, FLAG_ALIVE) && !QUERY_FLAG (sacrifice, FLAG_IS_LINKED) && sacrifice->type != PLAYER)	355	if (sacrifice->flag [FLAG_UNPAID]
		356	\|\| sacrifice->flag [FLAG_IS_LINKED]
		357	\|\| sacrifice->is_player ())
		358	return 0;
		359
		360	if (is_match_expr (ARCH_SACRIFICE (altar)))
		361	return match (ARCH_SACRIFICE (altar), sacrifice, altar, originator);
		362
		363	if (!sacrifice->flag [FLAG_ALIVE])
318	{	364	{
319	if ((ARCH_SACRIFICE (altar) == sacrifice->arch->name \|\|	365	if (ARCH_SACRIFICE (altar) == shstr_money
320	ARCH_SACRIFICE (altar) == sacrifice->name \|\|	366	&& sacrifice->type == MONEY
321	ARCH_SACRIFICE (altar) == sacrifice->slaying \|\|	367	&& sacrifice->nrof * sacrifice->value >= NROF_SACRIFICE (altar))
322	(!strcmp (ARCH_SACRIFICE (altar), query_base_name (sacrifice, 0))))
323	&& NROF_SACRIFICE (altar) <= (sacrifice->nrof ? sacrifice->nrof : 1))
324	return 1;	368	return 1;
325		369
326	if (strcmp (ARCH_SACRIFICE (altar), "money") == 0	370	if ((ARCH_SACRIFICE (altar) == sacrifice->arch->archname
327	&& sacrifice->type == MONEY && sacrifice->nrof * sacrifice->value >= NROF_SACRIFICE (altar))	371	\|\| ARCH_SACRIFICE (altar) == sacrifice->name
		372	\|\| ARCH_SACRIFICE (altar) == sacrifice->slaying
		373	\|\| strstr (query_base_name (sacrifice, 0), ARCH_SACRIFICE (altar)))
		374	&& NROF_SACRIFICE (altar) <= sacrifice->number_of ())
328	return 1;	375	return 1;
329	}	376	}
330		377
331	return 0;	378	return 0;
332	}	379	}
…		…
339	*	386	*
340	* If this function returns 1, '*sacrifice' is modified to point to the	387	* If this function returns 1, '*sacrifice' is modified to point to the
341	* remaining sacrifice, or is set to NULL if the sacrifice was used up.	388	* remaining sacrifice, or is set to NULL if the sacrifice was used up.
342	*/	389	*/
343	int	390	int
344	operate_altar (object altar, object *sacrifice)	391	operate_altar (object altar, object sacrifice, object originator)
345	{	392	{
346	if (!altar->map)	393	if (!altar->map)
347	{	394	{
348	LOG (llevError, "BUG: operate_altar(): altar has no map\n");	395	LOG (llevError, "BUG: operate_altar(): altar has no map\n");
349	return 0;	396	return 0;
350	}	397	}
351		398
352	if (!altar->slaying \|\| altar->value)	399	if (!altar->slaying \|\| altar->value)
353	return 0;	400	return 0;
354		401
355	if (!check_altar_sacrifice (altar, *sacrifice))	402	if (!check_altar_sacrifice (altar, *sacrifice, originator))
356	return 0;	403	return 0;
357		404
358	/* check_altar_sacrifice should have already verified that enough money	405	/* check_altar_sacrifice should have already verified that enough money
359	* has been dropped.	406	* has been dropped.
360	*/	407	*/
361	if (!strcmp (ARCH_SACRIFICE (altar), "money"))	408	if (ARCH_SACRIFICE (altar) == shstr_money)
362	{	409	{
363	int number = NROF_SACRIFICE (altar) / (*sacrifice)->value;	410	int number = NROF_SACRIFICE (altar) / (*sacrifice)->value;
364		411
365	/* Round up any sacrifices. Altars don't make change either */	412	/* Round up any sacrifices. Altars don't make change either */
366	if (NROF_SACRIFICE (altar) % (*sacrifice)->value)	413	if (NROF_SACRIFICE (altar) % (*sacrifice)->value)
367	number++;	414	number++;
368		415
369	sacrifice = decrease_ob_nr (sacrifice, number);	416	if (!(*sacrifice)->decrease (number))
		417	*sacrifice = 0;
370	}	418	}
371	else	419	else
372	sacrifice = decrease_ob_nr (sacrifice, NROF_SACRIFICE (altar));	420	if (!(*sacrifice)->decrease (NROF_SACRIFICE (altar)))
		421	*sacrifice = 0;
373		422
374	if (altar->msg)	423	if (altar->msg)
375	new_info_map (NDI_BLACK, altar->map, altar->msg);	424	new_info_map (NDI_BLACK, altar->map, altar->msg);
376		425
377	return 1;	426	return 1;
378	}	427	}
379		428
380	void	429	static void
381	trigger_move (object op, int state) / 1 down and 0 up */	430	trigger_move (object op, int state, object originator) /* 1 down and 0 up */
382	{	431	{
383	op->stats.wc = state;	432	op->stats.wc = state;
		433
384	if (state)	434	if (state)
385	{	435	{
386	use_trigger (op);	436	use_trigger (op, originator);
387	op->set_speed (op->stats.exp > 0 ? 1. / op->stats.exp : 1.);	437	op->set_speed (op->stats.exp > 0 ? 1. / op->stats.exp : 1.);
388	op->speed_left = -1;	438	op->speed_left = -1;
389	}	439	}
390	else	440	else
391	{	441	{
392	use_trigger (op);	442	use_trigger (op, originator);
393	op->set_speed (0);	443	op->set_speed (0);
394	}	444	}
395	}	445	}
396		446
397		447
…		…
406	* TRIGGER: Returns 1 if handle could be moved, 0 if not.	456	* TRIGGER: Returns 1 if handle could be moved, 0 if not.
407	*	457	*
408	* TRIGGER_BUTTON, TRIGGER_PEDESTAL: Returns 0.	458	* TRIGGER_BUTTON, TRIGGER_PEDESTAL: Returns 0.
409	*/	459	*/
410	int	460	int
411	check_trigger (object op, object cause)	461	check_trigger (object op, object cause, object *originator)
412	{	462	{
413	object *tmp;	463	object *tmp;
414	int push = 0, tot = 0;	464	int push = 0, tot = 0;
415	int in_movement = op->stats.wc \|\| op->speed;	465	int in_movement = op->stats.wc \|\| op->has_active_speed ();
416		466
417	switch (op->type)	467	switch (op->type)
418	{	468	{
419	case TRIGGER_BUTTON:	469	case TRIGGER_BUTTON:
420	if (op->weight > 0)	470	if (op->weight > 0)
421	{	471	{
422	if (cause)	472	if (cause)
423	{	473	{
424	for (tmp = op->above; tmp; tmp = tmp->above)	474	for (tmp = op->above; tmp; tmp = tmp->above)
425	/* Comment reproduced from update_buttons(): */	475	/* Comment reproduced from update_buttons(): */
426	/* Basically, if the move_type matches that on what the	476	/* Basically, if the move_type matches that on what the
427	* button wants, we count it. The second check is so that	477	* button wants, we count it. The second check is so that
428	* objects that don't move (swords, etc) will count. Note that	478	* objects that don't move (swords, etc) will count. Note that
429	* this means that more work is needed to make buttons	479	* this means that more work is needed to make buttons
430	* that are only triggered by flying objects.	480	* that are only triggered by flying objects.
		481	*/
		482	if ((tmp->move_type & op->move_on) \|\| tmp->move_type == 0)
		483	tot += tmp->head_ ()->total_weight ();
		484
		485	if (tot >= op->weight)
		486	push = 1;
		487
		488	if (op->stats.ac == push)
		489	return 0;
		490
		491	op->stats.ac = push;
		492	if (NUM_ANIMATIONS (op) > 1)
		493	{
		494	SET_ANIMATION (op, push);
		495	update_object (op, UP_OBJ_FACE);
		496	}
		497
		498	if (in_movement \|\| !push)
		499	return 0;
		500	}
		501
		502	trigger_move (op, push, cause);
		503	}
		504
		505	return 0;
		506
		507	case TRIGGER_PEDESTAL:
		508	if (cause)
		509	{
		510	for (tmp = op->above; tmp; tmp = tmp->above)
		511	{
		512	object *head = tmp->head_ ();
		513
		514	/* See comment in TRIGGER_BUTTON about move_types */
		515	if (((head->move_type & op->move_on) \|\| head->move_type == 0)
		516	&& (head->race == op->slaying \|\| (op->slaying == shstr_player && head->type == PLAYER)))
		517	{
		518	push = 1;
		519	break;
		520	}
		521	}
		522
		523	if (op->stats.ac == push)
		524	return 0;
		525
		526	op->stats.ac = push;
		527
		528	if (NUM_ANIMATIONS (op) > 1)
		529	{
		530	SET_ANIMATION (op, push);
		531	update_object (op, UP_OBJ_FACE);
		532	}
		533
		534	update_object (op, UP_OBJ_FACE);
		535
		536	if (in_movement \|\| !push)
		537	return 0;
		538	}
		539
		540	trigger_move (op, push, cause);
		541	return 0;
		542
		543	case TRIGGER_ALTAR:
		544	if (cause)
		545	{
		546	if (in_movement)
		547	return 0;
		548
		549	if (operate_altar (op, &cause)) /* TODO: originator? */
		550	{
		551	if (NUM_ANIMATIONS (op) > 1)
		552	{
		553	SET_ANIMATION (op, 1);
		554	update_object (op, UP_OBJ_FACE);
		555	}
		556
		557	if (op->last_sp >= 0)
		558	{
		559	trigger_move (op, 1, cause);
		560
		561	if (op->last_sp > 0)
		562	op->last_sp = -op->last_sp;
		563	}
		564	else
		565	{
		566	/* for trigger altar with last_sp, the ON/OFF
		567	* status (-> +/- value) is "simulated":
431	*/	568	*/
432		569	op->value = !op->value;
433	if ((tmp->move_type & op->move_on) \|\| tmp->move_type == 0)	570	trigger_move (op, 1, cause);
434	{	571	op->last_sp = -op->last_sp;
435	tot += tmp->weight * (tmp->nrof ? tmp->nrof : 1) + tmp->carrying;	572	op->value = !op->value;
436	}
437	if (tot >= op->weight)
438	push = 1;
439	if (op->stats.ac == push)
440	return 0;
441	op->stats.ac = push;
442	if (NUM_ANIMATIONS (op) > 1)
443	{
444	SET_ANIMATION (op, push);
445	update_object (op, UP_OBJ_FACE);
446	}	573	}
447	if (in_movement \|\| !push)	574
448	return 0;	575	return cause == NULL;
449	}	576	}
450	trigger_move (op, push);
451	}	577	else
452	return 0;
453
454	case TRIGGER_PEDESTAL:
455	if (cause)
456	{
457	for (tmp = op->above; tmp; tmp = tmp->above)
458	{
459	object *head = tmp->head ? tmp->head : tmp;
460
461	/* See comment in TRIGGER_BUTTON about move_types */
462	if (((head->move_type & op->move_on) \|\| head->move_type == 0)
463	&& (head->race == op->slaying \|\| (!strcmp (op->slaying, "player") && head->type == PLAYER)))
464	{
465	push = 1;
466	break;
467	}
468	}
469	if (op->stats.ac == push)
470	return 0;	578	return 0;
471	op->stats.ac = push;	579	}
		580	else
		581	{
472	if (NUM_ANIMATIONS (op) > 1)	582	if (NUM_ANIMATIONS (op) > 1)
473	{	583	{
474	SET_ANIMATION (op, push);	584	SET_ANIMATION (op, 0);
475	update_object (op, UP_OBJ_FACE);	585	update_object (op, UP_OBJ_FACE);
476	}	586	}
477	update_object (op, UP_OBJ_FACE);
478	if (in_movement \|\| !push)
479	return 0;
480	}
481	trigger_move (op, push);
482	return 0;
483		587
484	case TRIGGER_ALTAR:
485	if (cause)
486	{
487	if (in_movement)
488	return 0;
489	if (operate_altar (op, &cause))
490	{
491	if (NUM_ANIMATIONS (op) > 1)
492	{
493	SET_ANIMATION (op, 1);
494	update_object (op, UP_OBJ_FACE);
495	}
496	if (op->last_sp >= 0)
497	{
498	trigger_move (op, 1);
499	if (op->last_sp > 0)
500	op->last_sp = -op->last_sp;
501	}
502	else
503	{
504	/* for trigger altar with last_sp, the ON/OFF
505	* status (-> +/- value) is "simulated":
506	*/
507	op->value = !op->value;
508	trigger_move (op, 1);
509	op->last_sp = -op->last_sp;
510	op->value = !op->value;
511	}
512	return cause == NULL;
513	}
514	else
515	{
516	return 0;
517	}
518	}
519	else
520	{
521	if (NUM_ANIMATIONS (op) > 1)
522	{
523	SET_ANIMATION (op, 0);
524	update_object (op, UP_OBJ_FACE);
525	}
526
527	/* If trigger_altar has "last_sp > 0" set on the map,	588	/* If trigger_altar has "last_sp > 0" set on the map,
528	* it will push the connected value only once per sacrifice.	589	* it will push the connected value only once per sacrifice.
529	* Otherwise (default), the connected value will be	590	* Otherwise (default), the connected value will be
530	* pushed twice: First by sacrifice, second by reset! -AV	591	* pushed twice: First by sacrifice, second by reset! -AV
531	*/	592	*/
532	if (!op->last_sp)	593	if (!op->last_sp)
533	trigger_move (op, 0);	594	trigger_move (op, 0, cause);
534	else	595	else
535	{	596	{
536	op->stats.wc = 0;	597	op->stats.wc = 0;
537	op->value = !op->value;	598	op->value = !op->value;
538	op->set_speed (0);	599	op->set_speed (0);
539	}	600	}
540	}	601	}
541	return 0;	602	return 0;
542		603
543	case TRIGGER:	604	case TRIGGER:
544	if (cause)	605	if (cause)
545	{	606	{
546	if (in_movement)	607	if (in_movement)
547	return 0;	608	return 0;
548		609
549	push = 1;	610	push = 1;
550	}	611	}
551		612
552	if (NUM_ANIMATIONS (op) > 1)	613	if (NUM_ANIMATIONS (op) > 1)
553	{	614	{
554	SET_ANIMATION (op, push);	615	SET_ANIMATION (op, push);
555	update_object (op, UP_OBJ_FACE);	616	update_object (op, UP_OBJ_FACE);
556	}	617	}
557		618
558	trigger_move (op, push);	619	trigger_move (op, push, cause);
559	return 1;	620	return 1;
560		621
561	default:	622	default:
562	LOG (llevDebug, "Unknown trigger type: %s (%d)\n", &op->name, op->type);	623	LOG (llevDebug, "Unknown trigger type: %s (%d)\n", &op->name, op->type);
563	return 0;	624	return 0;
564	}	625	}
565	}	626	}
566		627
567	void	628	void
568	add_button_link (object button, maptile map, int connected)	629	object::add_link (maptile *map, shstr_tmp id)
569	{	630	{
570	oblinkpt *obp;
571	objectlink *ol = get_objectlink ();
572
573	if (!map)	631	if (!map)
574	{	632	{
575	LOG (llevError, "Tried to add button-link without map.\n");	633	LOG (llevError, "Tried to add button-link without map.\n");
576	return;	634	return;
577	}	635	}
578		636
579	button->path_attuned = connected; /* peterm: I need this so I can rebuild	637	flag [FLAG_IS_LINKED] = true;
580	a connected map from a template map. */
581		638
582	SET_FLAG (button, FLAG_IS_LINKED);	639	objectlink *ol = get_objectlink ();
583
584	ol->ob = button;	640	ol->ob = this;
585		641
586	for (obp = map->buttons; obp && obp->value != connected; obp = obp->next)	642	for (oblinkpt *obp = map->buttons; obp; obp = obp->next)
587	;	643	if (obp->id == id)
588
589	if (obp)
590	{	644	{
591	ol->next = obp->link;	645	ol->next = obp->link;
592	obp->link = ol;	646	obp->link = ol;
		647	return;
593	}	648	}
594	else	649
595	{
596	obp = get_objectlinkpt ();	650	oblinkpt *obp = get_objectlinkpt ();
597	obp->value = connected;	651	obp->id = id;
598		652
599	obp->next = map->buttons;	653	obp->next = map->buttons;
600	map->buttons = obp;	654	map->buttons = obp;
601	obp->link = ol;	655	obp->link = ol;
602	}
603	}	656	}
604		657
605	/*	658	/*
606	* Remove the object from the linked lists of buttons in the map.	659	* Remove the object from the linked lists of buttons in the map.
607	* This is only needed by editors.	660	* This is only needed by editors.
608	*/	661	*/
609
610	void	662	void
611	remove_button_link (object *op)	663	object::remove_link ()
612	{	664	{
613	oblinkpt *obp;	665	if (!map)
614	objectlink *olp, ol;
615
616	if (op->map == NULL)
617	{	666	{
618	LOG (llevError, "remove_button_link() in object without map.\n");	667	LOG (llevError, "remove_button_link() in object without map.\n");
619	return;	668	return;
620	}	669	}
621		670
622	if (!QUERY_FLAG (op, FLAG_IS_LINKED))	671	if (!flag [FLAG_IS_LINKED])
623	{	672	{
624	LOG (llevError, "remove_button_linked() in unlinked object.\n");	673	LOG (llevError, "remove_button_linked() in unlinked object.\n");
625	return;	674	return;
626	}	675	}
627		676
		677	flag [FLAG_IS_LINKED] = false;
		678
628	for (obp = op->map->buttons; obp; obp = obp->next)	679	for (oblinkpt *obp = map->buttons; obp; obp = obp->next)
629	for (olp = &obp->link; (ol = *olp); olp = &ol->next)	680	for (objectlink *olp = &obp->link; olp; olp = &(*olp)->next)
630	if (ol->ob == op)	681	if ((*olp)->ob == this)
631	{	682	{
632		683	objectlink ol = olp;
633	/* LOG(llevDebug, "Removed link %d in button %s and map %s.\n",
634	obp->value, op->name, op->map->path);
635	*/
636	*olp = ol->next;	684	*olp = ol->next;
637	delete ol;	685	delete ol;
638	return;	686	return;
639	}	687	}
640		688
641	LOG (llevError, "remove_button_linked(): couldn't find object.\n");	689	LOG (llevError, "remove_button_linked(): couldn't find object.\n");
642	CLEAR_FLAG (op, FLAG_IS_LINKED);	690	}
		691
		692	/*
		693	* Updates every button on the map (by calling update_button() for them).
		694	*/
		695	void
		696	maptile::update_buttons ()
		697	{
		698	for (oblinkpt *obp = buttons; obp; obp = obp->next)
		699	for (objectlink *ol = obp->link; ol; ol = ol->next)
		700	{
		701	if (!ol->ob)
		702	{
		703	LOG (llevError, "Internal error in update_button (%s (%dx%d), connected %ld).\n",
		704	ol->ob ? (const char *) ol->ob->name : "null", ol->ob ? ol->ob->x : -1, ol->ob ? ol->ob->y : -1, &obp->id);
		705	continue;
		706	}
		707
		708	if (ol->ob->type == BUTTON \|\| ol->ob->type == PEDESTAL)
		709	{
		710	update_button (ol->ob, 0);
		711	break;
		712	}
		713	}
643	}	714	}
644		715
645	/*	716	/*
646	* Gets the objectlink for this connection from the map.	717	* Gets the objectlink for this connection from the map.
647	*/	718	*/
648	oblinkpt *	719	oblinkpt *
649	get_connection_links (maptile *map, long connection)	720	maptile::find_link (shstr_tmp id)
650	{	721	{
651	for (oblinkpt * obp = map->buttons; obp; obp = obp->next)	722	for (oblinkpt *obp = buttons; obp; obp = obp->next)
652	if (obp->value == connection)	723	if (obp->id == id)
653	return obp;	724	return obp;
654		725
655	return 0;	726	return 0;
656	}	727	}
657		728
658	/*	729	/*
659	* Return the first objectlink in the objects linked to this one	730	* Return the first objectlink in the objects linked to this one
660	*/	731	*/
661
662	oblinkpt *	732	oblinkpt *
663	get_button_links (const object *button)	733	object::find_link () const
664	{	734	{
665	oblinkpt *obp;	735	if (map)
666	objectlink *ol;
667
668	if (!button->map)
669	return NULL;
670
671	for (obp = button->map->buttons; obp; obp = obp->next)	736	for (oblinkpt *obp = map->buttons; obp; obp = obp->next)
672	for (ol = obp->link; ol; ol = ol->next)	737	for (objectlink *ol = obp->link; ol; ol = ol->next)
673	if (ol->ob == button)	738	if (ol->ob == this)
674	return obp;	739	return obp;
675		740
676	return NULL;
677	}
678
679	/*
680	* Made as a separate function to increase efficiency
681	*/
682
683	int
684	get_button_value (const object *button)
685	{
686	oblinkpt *obp;
687	objectlink *ol;
688
689	if (!button->map)
690	return 0;
691	for (obp = button->map->buttons; obp; obp = obp->next)
692	for (ol = obp->link; ol; ol = ol->next)
693	if (ol->ob == button)
694	return obp->value;
695	return 0;	741	return 0;
696	}	742	}
697		743
698	/* This routine makes monsters who are	744	/* This routine makes monsters who are
699	* standing on the 'mood floor' change their	745	* standing on the 'mood floor' change their
700	* disposition if it is different.	746	* disposition if it is different.
701	* If floor is to be triggered must have	747	* If floor is to be triggered must have
702	* a speed of zero (default is 1 for all	748	* a speed of zero (default is 1 for all
703	* but the charm floor type).	749	* but the charm floor type).
704	* by b.t. thomas@nomad.astro.psu.edu	750	* by b.t. thomas@nomad.astro.psu.edu
705	*/	751	*/
706
707	void	752	void
708	do_mood_floor (object op, object source)	753	do_mood_floor (object op, object source)
709	{	754	{
710	object *tmp;
711	object *tmp2;
712
713	if (!source)	755	if (!source)
714	source = op;	756	source = op;
715		757
716	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp; tmp = tmp->above)	758	mapspace &ms = op->ms ();
717	if (QUERY_FLAG (tmp, FLAG_MONSTER))	759
		760	if (!(ms.flags () & P_IS_ALIVE))
		761	return;
		762
		763	object *tmp;
		764
		765	for (tmp = ms.top; tmp; tmp = tmp->below)
		766	if (tmp->flag [FLAG_MONSTER])
718	break;	767	break;
719		768
720	/* doesn't effect players, and if there is a player on this space, won't also	769	/* doesn't effect players, and if there is a player on this space, won't also
721	* be a monster here.	770	* be a monster here.
722	*/	771	*/
		772	//TODO: have players really FLAG_MONSTER? kept it for safety
723	if (!tmp \|\| tmp->type == PLAYER)	773	if (!tmp \|\| tmp->type == PLAYER)
724	return;	774	return;
725		775
726	switch (op->last_sp)	776	switch (op->last_sp)
727	{	777	{
728	case 0: /* furious--make all monsters mad */	778	case 0: /* furious--make all monsters mad */
729	if (QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE))	779	if (tmp->flag [FLAG_UNAGGRESSIVE])
730	CLEAR_FLAG (tmp, FLAG_UNAGGRESSIVE);	780	tmp->clr_flag (FLAG_UNAGGRESSIVE);
731	if (QUERY_FLAG (tmp, FLAG_FRIENDLY))	781
		782	if (tmp->flag [FLAG_FRIENDLY])
732	{	783	{
733	CLEAR_FLAG (tmp, FLAG_FRIENDLY);
734	remove_friendly_object (tmp);
735	tmp->attack_movement = 0;	784	tmp->attack_movement = 0;
736	/* lots of checks here, but want to make sure we don't	785	/* lots of checks here, but want to make sure we don't
737	* dereference a null value	786	* dereference a null value
738	*/	787	*/
739	if (tmp->type == GOLEM && tmp->owner && tmp->owner->type == PLAYER && tmp->owner->contr->ranges[range_golem] == tmp)	788	if (tmp->type == GOLEM
		789	&& tmp->owner
		790	&& tmp->owner->type == PLAYER
		791	&& tmp->owner->contr->golem == tmp)
740	tmp->owner->contr->ranges[range_golem] = 0;	792	tmp->owner->contr->golem = 0;
741		793
742	tmp->owner = 0;	794	tmp->owner = 0;
		795
		796	remove_friendly_object (tmp);
743	}	797	}
744	break;	798	break;
		799
745	case 1: /* angry -- get neutral monsters mad */	800	case 1: /* angry -- get neutral monsters mad */
746	if (QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (tmp, FLAG_FRIENDLY))	801	if (tmp->flag [FLAG_UNAGGRESSIVE] && !tmp->flag [FLAG_FRIENDLY])
747	CLEAR_FLAG (tmp, FLAG_UNAGGRESSIVE);	802	tmp->clr_flag (FLAG_UNAGGRESSIVE);
748	break;	803	break;
		804
749	case 2: /* calm -- pacify unfriendly monsters */	805	case 2: /* calm -- pacify unfriendly monsters */
750	if (!QUERY_FLAG (tmp, FLAG_UNAGGRESSIVE))	806	tmp->set_flag (FLAG_UNAGGRESSIVE);
751	SET_FLAG (tmp, FLAG_UNAGGRESSIVE);
752	break;	807	break;
		808
753	case 3: /* make all monsters fall asleep */	809	case 3: /* make all monsters fall asleep */
754	if (!QUERY_FLAG (tmp, FLAG_SLEEP))	810	tmp->set_flag (FLAG_SLEEP);
755	SET_FLAG (tmp, FLAG_SLEEP);
756	break;	811	break;
		812
757	case 4: /* charm all monsters */	813	case 4: /* charm all monsters */
758	if (op == source)	814	if (op == source)
759	break; /* only if 'connected' */	815	break; /* only if 'connected' */
760		816
761	for (tmp2 = GET_MAP_OB (source->map, source->x, source->y); /* finding an owner */	817	if (object *pl = source->ms ().player ())
762	tmp2->type != PLAYER; tmp2 = tmp2->above)	818	{
763	if (tmp2->above == NULL)	819	tmp->set_owner (pl);
		820	tmp->set_flag (FLAG_MONSTER);
		821
		822	tmp->stats.exp = 0;
		823
		824	add_friendly_object (tmp);
		825	tmp->attack_movement = PETMOVE;
		826	}
764	break;	827	break;
765		828
766	if (tmp2->type != PLAYER)	829	case 6: // kill monsters
		830	if (!tmp->flag [FLAG_FRIENDLY])
767	break;	831	break;
768		832
769	tmp->set_owner (tmp2);	833	// FALL THROUGH
770	SET_FLAG (tmp, FLAG_MONSTER);	834	case 5: // kill all alives
771		835	if (!tmp->flag [FLAG_PRECIOUS])
772	tmp->stats.exp = 0;	836	{
773	SET_FLAG (tmp, FLAG_FRIENDLY);	837	archetype::get (shstr_burnout)->insert_at (tmp, source);
774		838	tmp->destroy ();
775	add_friendly_object (tmp);	839	}
776	tmp->attack_movement = PETMOVE;
777	break;	840	break;
778		841
779	default:	842	default:
780	break;	843	break;
781	}	844	}
…		…
793	object tmp, ret = NULL;	856	object tmp, ret = NULL;
794		857
795	/* First check the object itself. */	858	/* First check the object itself. */
796	if ((trig->stats.hp && (op->type == trig->stats.hp))	859	if ((trig->stats.hp && (op->type == trig->stats.hp))
797	\|\| (trig->slaying && (op->slaying == trig->slaying))	860	\|\| (trig->slaying && (op->slaying == trig->slaying))
798	\|\| (trig->race && (op->arch->name == trig->race)))	861	\|\| (trig->race && (op->arch->archname == trig->race)))
799	return op;	862	return op;
800		863
801	for (tmp = op->inv; tmp; tmp = tmp->below)	864	for (tmp = op->inv; tmp; tmp = tmp->below)
802	{	865	{
803	if (tmp->inv)	866	if (tmp->inv)
…		…
806	if (ret)	869	if (ret)
807	return ret;	870	return ret;
808	}	871	}
809	else if ((trig->stats.hp && (tmp->type == trig->stats.hp))	872	else if ((trig->stats.hp && (tmp->type == trig->stats.hp))
810	\|\| (trig->slaying && (tmp->slaying == trig->slaying))	873	\|\| (trig->slaying && (tmp->slaying == trig->slaying))
811	\|\| (trig->race && (tmp->arch->name == trig->race)))	874	\|\| (trig->race && (tmp->arch->archname == trig->race)))
812	return tmp;	875	return tmp;
813	}	876	}
814	return NULL;	877	return NULL;
815	}	878	}
816		879
817	/* check_inv(), a function to search the inventory,	880	/* check_inv(), a function to search the inventory,
818	* of a player and then based on a set of conditions,	881	* of a player and then based on a set of conditions,
819	* the square will activate connected items.	882	* the square will activate connected items.
820	* Monsters can't trigger this square (for now)	883	* Monsters can't trigger this square (for now)
821	* Values are: last_sp = 1/0 obj/no obj triggers	884	* Values are: last_sp = 1/0 obj/no obj triggers
822	* last_heal = 1/0 remove/dont remove obj if triggered	885	* last_heal = 1/0 remove/dont remove obj if triggered
823	* -b.t. (thomas@nomad.astro.psu.edu	886	* -b.t. (thomas@nomad.astro.psu.edu
824	*	887	*
825	* Tue Dec 19 15:34:00 CET 2006 elmex: changed the function to ignore op	888	* Tue Dec 19 15:34:00 CET 2006 elmex: changed the function to ignore op
826	* because the check-inventory semantic essentially only applies when	889	* because the check-inventory semantic essentially only applies when
827	* something is above the inventory checker.	890	* something is above the inventory checker.
828	* The semantic prior this change was: trigger if something has moved on or off	891	* The semantic prior this change was: trigger if something has moved on or off
829	* and has a matching item. Imagine what happens if someone steps on the inventory	892	* and has a matching item. Imagine what happens if someone steps on the inventory
830	* checker with a matching item, has it, activates the connection, throws the item	893	* checker with a matching item, has it, activates the connection, throws the item
831	* away, and then leaves the inventory checker. That would've caused an always-enabled	894	* away, and then leaves the inventory checker. That would've caused an always-enabled
832	* state in the inventory checker. This won't happen anymore now.	895	* state in the inventory checker. This won't happen anymore now.
833	*	896	*
		897	* Wed Jan 10 11:34:26 CET 2007 elmex: fixed this function, we now check
		898	* whether op is on this mapspace or not, because the value (1\|0) depends
		899	* on this information. also make sure to only push_button if op has
		900	* a matching item (because when we do a push_button with value=0 timed gates
		901	* will still open)! (i hope i got the semantics right this time)
		902	*
834	*/	903	*/
835	void	904	void
836	check_inv (object op, object trig)	905	check_inv (object op, object trig)
837	{	906	{
838	trig->value = 0; // deactivate if none of the following conditions apply	907	trig->value = 0; // deactivate if none of the following conditions apply
839		908
840	if (object *pl = trig->ms ().player ())	909	object *pl = trig->ms ().player ();
841	{
842	object *match = check_inv_recursive (pl, trig);	910	object *match = check_inv_recursive (op, trig);
843		911
		912	// elmex: a note about (pl == op):
		913	// if pl == 0 then the player has left this space
		914	// if pl != 0 then a player is on this mapspace, but then
		915	// we still have to check whether it's the player that triggered
		916	// this inv-checker, because if not, then the op left this inv-checker
		917	// and we have to set the value to 0
		918
844	if (match && trig->last_sp) // match == having	919	if (match && trig->last_sp) // match == having
845	{	920	{
846	if (trig->last_heal)	921	if (trig->last_heal)
847	decrease_ob (match);	922	match->decrease ();
848		923
849	trig->value = 1;	924	trig->value = (pl == op ? 1 : 0); // 1 if matching player entered, and 0 if he left
850	}	925	push_button (trig, op);
		926	}
851	else if (!match && !trig->last_sp) // match == not having	927	else if (!match && !trig->last_sp) // match == not having
852	trig->value = 1;
853	}	928	{
854		929	trig->value = (pl == op ? 1 : 0); // 1 if matching player entered, and 0 if he left
855	push_button (trig);	930	push_button (trig, op);
		931	}
856	}	932	}
857		933

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Comparing deliantra/server/common/button.C (file contents): Revision 1.22 by pippijn, Sat Jan 6 14:42:28 2007 UTC vs. Revision 1.74 by root, Sat Nov 17 23:39:59 2018 UTC

Diff Legend

Comparing deliantra/server/common/button.C (file contents):
Revision 1.22 by pippijn, Sat Jan 6 14:42:28 2007 UTC vs.
Revision 1.74 by root, Sat Nov 17 23:39:59 2018 UTC