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Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.10 by root, Sun Sep 10 23:24:12 2006 UTC vs.
Revision 1.111 by root, Fri Jan 27 22:01:46 2012 UTC

1
2	/*	1	/*
3	* static char *rcsid_spell_attack_c =	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
4	* "$Id: spell_attack.C,v 1.10 2006/09/10 23:24:12 root Exp $";	3	*
5	*/	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
6
7
8	/*
9	CrossFire, A Multiplayer game for X-windows
10
11	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002-2003 Mark Wedel & Crossfire Development Team
12	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
13		7	*
14	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
15	it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
16	the Free Software Foundation; either version 2 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
17	(at your option) any later version.	11	* option) any later version.
18		12	*
19	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
20	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
21	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22	GNU General Public License for more details.	16	* GNU General Public License for more details.
23		17	*
24	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
25	along with this program; if not, write to the Free Software	19	* and the GNU General Public License along with this program. If not, see
26	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	* <http://www.gnu.org/licenses/>.
27		21	*
28	The authors can be reached via e-mail at crossfire-devel@real-time.com	22	* The authors can be reached via e-mail to <support@deliantra.net>
29	*/	23	*/
30		24
31	/* This file contains all the spell attack code. Grouping this code	25	/* This file contains all the spell attack code. Grouping this code
32	* together should hopefully make it easier to find the relevent bits	26	* together should hopefully make it easier to find the relevent bits
33	* of code	27	* of code
34	*/	28	*/
35		29
36	#include <global.h>	30	#include <global.h>
37	#include <object.h>	31	#include <object.h>
38	#include <living.h>	32	#include <living.h>
39	#ifndef __CEXTRACT__
40	# include <sproto.h>	33	#include <sproto.h>
41	#endif
42	#include <spells.h>	34	#include <spells.h>
43	#include <sounds.h>	35	#include <sounds.h>
44		36
45	/* this function checks to see if a spell pushes objects as well	37	/* this function checks to see if a spell pushes objects as well
46	* as flies over and damages them (only used for cones for now)	38	* as flies over and damages them (only used for cones for now)
47	* but moved here so it could be applied to bolts too	39	* but moved here so it could be applied to bolts too
48	* op is the spell object.	40	* op is the spell object.
49	*/	41	*/
50		42	static void
51	void
52	check_spell_knockback (object *op)	43	check_spell_knockback (object *op)
53	{	44	{
54	object *tmp, *tmp2; /* object on the map */
55	int weight_move;	45	int weight_move;
56	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */	46	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */
57		47
58	if (!op->weight)	48	if (!op->weight)
59	{ /*shouldn't happen but if cone object has no weight drop out */	49	{ /*shouldn't happen but if cone object has no weight drop out */
…		…
64	{	54	{
65	weight_move = op->weight + (op->weight * op->level) / 3;	55	weight_move = op->weight + (op->weight * op->level) / 3;
66	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */	56	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */
67	}	57	}
68		58
69	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	59	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
70	{	60	{
71	int num_sections = 1;	61	int num_sections = 1;
72		62
73	/* don't move DM */	63	/* don't move DM */
74	if (QUERY_FLAG (tmp, FLAG_WIZ))	64	if (tmp->flag [FLAG_WIZ])
75	return;	65	return;
76		66
77	/* don't move parts of objects */	67	/* don't move parts of objects */
78	if (tmp->head)	68	if (tmp->head)
79	continue;	69	continue;
80		70
81	/* don't move floors or immobile objects */	71	/* don't move floors or immobile objects */
82	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))	72	if (tmp->flag [FLAG_IS_FLOOR] || (!tmp->flag [FLAG_ALIVE] && tmp->flag [FLAG_NO_PICK]))
83	continue;	73	continue;
84		74
85	/* count the object's sections */	75	/* count the object's sections */
86	for (tmp2 = tmp; tmp2 != NULL; tmp2 = tmp2->more)	76	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
87	num_sections++;	77	num_sections++;
88		78
89	/* I'm not sure if it makes sense to divide by num_sections - bigger	79	/* I'm not sure if it makes sense to divide by num_sections - bigger
90	* objects should be harder to move, and we are moving the entire	80	* objects should be harder to move, and we are moving the entire
91	* object, not just the head, so the total weight should be relevant.	81	* object, not just the head, so the total weight should be relevant.
…		…
103	* also be safe for objects.	93	* also be safe for objects.
104	* This does return if successful or not, but	94	* This does return if successful or not, but
105	* I don't see us doing anything useful with that information	95	* I don't see us doing anything useful with that information
106	* right now.	96	* right now.
107	*/	97	*/
108	move_object (tmp, absdir (op->stats.sp));	98	tmp->move (absdir (op->stats.sp));
109	}	99	}
110		100
111	}	101	}
112	}	102	}
113		103
…		…
115	*	105	*
116	* BOLT CODE	106	* BOLT CODE
117	*	107	*
118	***************************************************************************/	108	***************************************************************************/
119		109
120	/* Causes op to fork. op is the original bolt, tmp	110	/* Causes op to fork. op is the original bolt, tmp
121	* is the first piece of the fork.	111	* is the first piece of the fork.
122	*/	112	*/
123		113	static void
124	void
125	forklightning (object *op, object *tmp)	114	forklightning (object *op, object *tmp)
126	{	115	{
127	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */	116	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */
128	int t_dir; /* stores temporary dir calculation */	117	int t_dir; /* stores temporary dir calculation */
129	mapstruct *m;	118	maptile *m;
130	sint16 sx, sy;	119	sint16 sx, sy;
131	object *new_bolt;	120	object *new_bolt;
132		121
133	/* pick a fork direction. tmp->stats.Con is the left bias	122	/* pick a fork direction. tmp->stats.Con is the left bias
134	* i.e., the chance in 100 of forking LEFT	123	* i.e., the chance in 100 of forking LEFT
…		…
147		136
148	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))	137	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))
149	return;	138	return;
150		139
151	/* OK, we made a fork */	140	/* OK, we made a fork */
152	new_bolt = get_object ();	141	new_bolt = tmp->clone ();
153	copy_object (tmp, new_bolt);
154		142
155	/* reduce chances of subsequent forking */	143	/* reduce chances of subsequent forking */
156	new_bolt->stats.Dex -= 10;	144	new_bolt->stats.Dex -= 10;
157	tmp->stats.Dex -= 10; /* less forks from main bolt too */	145	tmp->stats.Dex -= 10; /* less forks from main bolt too */
158	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	146	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
159	new_bolt->speed_left = -0.1;	147	new_bolt->speed_left = -0.1f;
160	new_bolt->direction = t_dir;	148	new_bolt->direction = t_dir;
161	new_bolt->duration++;	149	new_bolt->duration++;
162	new_bolt->x = sx;
163	new_bolt->y = sy;
164	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	150	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
165	new_bolt->stats.dam++;	151	new_bolt->stats.dam++;
166	tmp->stats.dam /= 2; /* reduce father bolt damage */	152	tmp->stats.dam /= 2; /* reduce father bolt damage */
167	tmp->stats.dam++;	153	tmp->stats.dam++;
168	new_bolt = insert_ob_in_map (new_bolt, m, op, 0);	154
		155	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
169	update_turn_face (new_bolt);	156	update_turn_face (new_bolt);
170	}	157	}
171		158
172	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	159	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
173	* and checks for various things that may stop it.	160	* and checks for various things that may stop it.
174	*/	161	*/
175
176	void	162	void
177	move_bolt (object *op)	163	move_bolt (object *op)
178	{	164	{
179	object *tmp;
180	int mflags;	165	int mflags;
181	sint16 x, y;	166	sint16 x, y;
182	mapstruct *m;	167	maptile *m;
183		168
184	if (--(op->duration) < 0)	169	if (--op->duration < 0)
185	{
186	remove_ob (op);
187	free_object (op);
188	return;
189	}	170	{
		171	op->drop_and_destroy ();
		172	return;
		173	}
		174
190	hit_map (op, 0, op->attacktype, 1);	175	hit_map (op, 0, op->attacktype, 1);
191		176
192	if (!op->direction)	177	if (!op->direction)
193	return;	178	return;
194		179
195	if (--op->range < 0)	180	if (--op->range < 0)
196	{
197	op->range = 0;	181	op->range = 0;
198	}
199	else	182	else
200	{	183	{
201	x = op->x + DIRX (op);	184	x = op->x + DIRX (op);
202	y = op->y + DIRY (op);	185	y = op->y + DIRY (op);
203	m = op->map;	186	m = op->map;
…		…
211	* on the space. So only call reflwall if we think the data it returns	194	* on the space. So only call reflwall if we think the data it returns
212	* will be useful.	195	* will be useful.
213	*/	196	*/
214	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))	197	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
215	{	198	{
216		199	if (!op->flag [FLAG_REFLECTING])
217	if (!QUERY_FLAG (op, FLAG_REFLECTING))
218	return;	200	return;
219		201
220	/* Since walls don't run diagonal, if the bolt is in	202	/* Since walls don't run diagonal, if the bolt is in
221	* one of 4 main directions, it just reflects back in the	203	* one of 4 main directions, it just reflects back in the
222	* opposite direction. However, if the bolt is travelling	204	* opposite direction. However, if the bolt is travelling
…		…
251	else if (left)	233	else if (left)
252	op->direction = absdir (op->direction + 2);	234	op->direction = absdir (op->direction + 2);
253	else if (right)	235	else if (right)
254	op->direction = absdir (op->direction - 2);	236	op->direction = absdir (op->direction - 2);
255	}	237	}
		238
256	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */	239	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */
257	return;	240	return;
258	}	241	}
259	else	242	else
260	{ /* Create a copy of this object and put it ahead */	243	{ /* Create a copy of this object and put it ahead */
261	tmp = get_object ();	244	object *tmp = op->clone ();
262	copy_object (op, tmp);	245
		246	m->insert (tmp, x, y, op);
263	tmp->speed_left = -0.1;	247	tmp->speed_left = -0.1f;
264	tmp->x += DIRX (tmp), tmp->y += DIRY (tmp);
265	tmp = insert_ob_in_map (tmp, op->map, op, 0);
266	/* To make up for the decrease at the top of the function */	248	/* To make up for the decrease at the top of the function */
267	tmp->duration++;	249	tmp->duration++;
268		250
269	/* New forking code. Possibly create forks of this object	251	/* New forking code. Possibly create forks of this object
270	* going off in other directions.	252	* going off in other directions.
271	*/	253	*/
272
273	if (rndm (0, 99) < tmp->stats.Dex)	254	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
274	{ /* stats.Dex % of forking */	255	forklightning (op, tmp); /* stats.Dex % of forking */
275	forklightning (op, tmp);	256
276	}
277	/* In this way, the object left behind sticks on the space, but	257	/* In this way, the object left behind sticks on the space, but
278	* doesn't create any bolts that continue to move onward.	258	* doesn't create any bolts that continue to move onward.
279	*/	259	*/
280	op->range = 0;	260	op->range = 0;
281	} /* copy object and move it along */	261	} /* copy object and move it along */
…		…
288	* we remove the magic flag - that can be derived from	268	* we remove the magic flag - that can be derived from
289	* spob->attacktype.	269	* spob->attacktype.
290	* This function sets up the appropriate owner and skill	270	* This function sets up the appropriate owner and skill
291	* pointers.	271	* pointers.
292	*/	272	*/
293
294	int	273	int
295	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)	274	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)
296	{	275	{
297	object *tmp = NULL;	276	object *tmp = NULL;
298	int mflags;	277	int mflags;
299		278
300	if (!spob->other_arch)	279	if (!spob->other_arch)
301	return 0;	280	return 0;
302		281
303	tmp = arch_to_object (spob->other_arch);	282	tmp = spob->other_arch->instance ();
304	if (tmp == NULL)	283	if (tmp == NULL)
305	return 0;	284	return 0;
306		285
307	/* peterm: level dependency for bolts */	286	/* peterm: level dependency for bolts */
308	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	287	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
309	tmp->attacktype = spob->attacktype;	288	tmp->attacktype = spob->attacktype;
		289
310	if (spob->slaying)	290	if (spob->slaying)
311	tmp->slaying = spob->slaying;	291	tmp->slaying = spob->slaying;
		292
312	tmp->range = spob->range + SP_level_range_adjust (caster, spob);	293	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
313	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);	294	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
314	tmp->stats.Dex = spob->stats.Dex;	295	tmp->stats.Dex = spob->stats.Dex;
315	tmp->stats.Con = spob->stats.Con;	296	tmp->stats.Con = spob->stats.Con;
316		297
317	tmp->direction = dir;	298	tmp->direction = dir;
318	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	299	if (tmp->flag [FLAG_IS_TURNABLE])
319	SET_ANIMATION (tmp, dir);	300	SET_ANIMATION (tmp, dir);
320		301
321	set_owner (tmp, op);	302	tmp->set_owner (op);
322	set_spell_skill (op, caster, spob, tmp);	303	set_spell_skill (op, caster, spob, tmp);
323		304
324	tmp->x = op->x + DIRX (tmp);	305	tmp->x = op->x + DIRX (tmp);
325	tmp->y = op->y + DIRY (tmp);	306	tmp->y = op->y + DIRY (tmp);
326	tmp->map = op->map;	307	tmp->map = op->map;
327		308
		309	maptile *newmap;
328	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	310	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
329	if (mflags & P_OUT_OF_MAP)	311	if (mflags & P_OUT_OF_MAP)
330	{	312	{
331	free_object (tmp);	313	tmp->drop_and_destroy ();
332	return 0;	314	return 0;
333	}	315	}
		316
		317	tmp->map = newmap;
		318
334	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	319	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
335	{	320	{
336	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	321	if (!tmp->flag [FLAG_REFLECTING])
337	{	322	{
338	free_object (tmp);	323	tmp->drop_and_destroy ();
339	return 0;	324	return 0;
340	}	325	}
		326
341	tmp->x = op->x;	327	tmp->x = op->x;
342	tmp->y = op->y;	328	tmp->y = op->y;
343	tmp->direction = absdir (tmp->direction + 4);	329	tmp->direction = absdir (tmp->direction + 4);
344	tmp->map = op->map;	330	tmp->map = op->map;
345	}	331	}
346	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	332
		333	if ((tmp = tmp->insert_at (tmp, op)))
347	move_bolt (tmp);	334	move_bolt (tmp);
		335
348	return 1;	336	return 1;
349	}	337	}
350
351
352		338
353	/***************************************************************************	339	/***************************************************************************
354	*	340	*
355	* BULLET/BALL CODE	341	* BULLET/BALL CODE
356	*	342	*
357	***************************************************************************/	343	***************************************************************************/
358		344
359	/* expands an explosion. op is a piece of the	345	/* expands an explosion. op is a piece of the
360	* explosion - this expans it in the different directions.	346	* explosion - this expands it in the different directions.
361	* At least that is what I think this does.	347	* At least that is what I think this does.
362	*/	348	*/
363	void	349	void
364	explosion (object *op)	350	explosion (object *op)
365	{	351	{
366	object *tmp;
367	mapstruct *m = op->map;	352	maptile *m = op->map;
368	int i;	353	int i;
369		354
370	if (--(op->duration) < 0)	355	if (--op->duration < 0)
371	{
372	remove_ob (op);
373	free_object (op);
374	return;
375	}	356	{
		357	op->destroy ();
		358	return;
		359	}
		360
376	hit_map (op, 0, op->attacktype, 0);	361	hit_map (op, 0, op->attacktype, 0);
377		362
378	if (op->range > 0)	363	if (op->range > 0)
379	{	364	{
380	for (i = 1; i < 9; i++)	365	for (i = 1; i < 9; i++)
381	{	366	{
382	sint16 dx, dy;	367	sint16 dx, dy;
383		368
384	dx = op->x + freearr_x[i];	369	dx = op->x + freearr_x[i];
385	dy = op->y + freearr_y[i];	370	dy = op->y + freearr_y[i];
		371
386	/* ok_to_put_more already does things like checks for walls,	372	/* ok_to_put_more already does things like checks for walls,
387	* out of map, etc.	373	* out of map, etc.
388	*/	374	*/
389	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))	375	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
390	{	376	{
391	tmp = get_object ();	377	object *tmp = op->clone ();
392	copy_object (op, tmp);	378
393	tmp->state = 0;	379	tmp->state = 0;
394	tmp->speed_left = -0.21;	380	tmp->speed_left = -0.21f;
395	tmp->range--;	381	tmp->range--;
396	tmp->value = 0;	382	tmp->value = 0;
397	tmp->x = dx;	383
398	tmp->y = dy;	384	m->insert (tmp, dx, dy, op);
399	insert_ob_in_map (tmp, m, op, 0);
400	}	385	}
401	}	386	}
402	}	387	}
403	}	388	}
404
405		389
406	/* Causes an object to explode, eg, a firebullet,	390	/* Causes an object to explode, eg, a firebullet,
407	* poison cloud ball, etc. op is the object to	391	* poison cloud ball, etc. op is the object to
408	* explode.	392	* explode.
409	*/	393	*/
410	void	394	static void
411	explode_bullet (object *op)	395	explode_bullet (object *op)
412	{	396	{
413	tag_t op_tag = op->count;
414	object *tmp, *owner;	397	object *tmp, *owner;
415		398
416	if (op->other_arch == NULL)	399	if (!op->other_arch)
417	{	400	{
418	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	401	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
419	remove_ob (op);	402	op->destroy ();
420	free_object (op);
421	return;	403	return;
422	}	404	}
423		405
424	if (op->env)	406	if (op->env)
425	{	407	{
426	object *env;	408	object *env = op->outer_env ();
427		409
428	env = object_get_env_recursive (op);
429	if (env->map == NULL || out_of_map (env->map, env->x, env->y))	410	if (!env->map || out_of_map (env->map, env->x, env->y))
430	{	411	{
431	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	412	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
432	remove_ob (op);	413	op->destroy ();
433	free_object (op);
434	return;	414	return;
435	}	415	}
436	remove_ob (op);	416
437	op->x = env->x;	417	op->insert_at (env, op, INS_NO_MERGE | INS_NO_WALK_ON);
438	op->y = env->y;
439	insert_ob_in_map (op, env->map, op, INS_NO_MERGE | INS_NO_WALK_ON);
440	}	418	}
441	else if (out_of_map (op->map, op->x, op->y))	419	else if (out_of_map (op->map, op->x, op->y))
442	{	420	{
443	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	421	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
444	remove_ob (op);	422	op->destroy ();
445	free_object (op);
446	return;	423	return;
447	}	424	}
448		425
449	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps	426	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps
450	// NOTE: If this breaks something important: remove this. I can't think of anything	427	// NOTE: If this breaks something important: remove this. I can't think of anything
451	// bad at the moment that might happen from this.	428	// bad at the moment that might happen from this.
452	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)	429	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
453	{	430	{
454	remove_ob (op);	431	op->destroy ();
455	free_object (op);
456	return;	432	return;
457	}	433	}
458		434
459	if (op->attacktype)	435	if (op->attacktype)
460	{	436	{
461	hit_map (op, 0, op->attacktype, 1);	437	hit_map (op, 0, op->attacktype, 1);
462	if (was_destroyed (op, op_tag))	438
		439	if (op->destroyed ())
463	return;	440	return;
464	}	441	}
465		442
466	/* other_arch contains what this explodes into */	443	/* other_arch contains what this explodes into */
467	tmp = arch_to_object (op->other_arch);	444	tmp = op->other_arch->instance ();
468		445
469	copy_owner (tmp, op);	446	tmp->set_owner (op);
470	tmp->skill = op->skill;	447	tmp->skill = op->skill;
471		448
472	owner = get_owner (op);	449	owner = op->owner;
473		450
474	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner && !tailor_god_spell (tmp, owner))	451	if ((tmp->attacktype & AT_HOLYWORD
475	{	452	|| tmp->attacktype & AT_GODPOWER)
476	remove_ob (op);	453	&& owner
477	free_object (op);	454	&& !tailor_god_spell (tmp, owner))
478	return;
479	}	455	{
480		456	op->destroy ();
481	tmp->x = op->x;	457	return;
482	tmp->y = op->y;	458	}
483		459
484	/* special for bombs - it actually has sane values for these */	460	/* special for bombs - it actually has sane values for these */
485	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)	461	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
486	{	462	{
487	tmp->attacktype = op->attacktype;	463	tmp->attacktype = op->attacktype;
…		…
491	}	467	}
492	else	468	else
493	{	469	{
494	if (op->attacktype & AT_MAGIC)	470	if (op->attacktype & AT_MAGIC)
495	tmp->attacktype |= AT_MAGIC;	471	tmp->attacktype |= AT_MAGIC;
		472
496	/* Spell doc describes what is going on here */	473	/* Spell doc describes what is going on here */
497	tmp->stats.dam = op->dam_modifier;	474	tmp->stats.dam = op->dam_modifier;
498	tmp->range = op->stats.maxhp;	475	tmp->range = op->stats.maxhp;
499	tmp->duration = op->stats.hp;	476	tmp->duration = op->stats.hp;
500	/* Used for spell tracking - just need a unique val for this spell -	477	/* Used for spell tracking - just need a unique val for this spell -
…		…
508	tmp->stats.sp = op->direction;	485	tmp->stats.sp = op->direction;
509		486
510	/* Prevent recursion */	487	/* Prevent recursion */
511	op->move_on = 0;	488	op->move_on = 0;
512		489
513	insert_ob_in_map (tmp, op->map, op, 0);	490	tmp->insert_at (op, op);
		491	tmp->play_sound (tmp->sound);
		492
514	/* remove the firebullet */	493	/* remove the firebullet */
515	if (!was_destroyed (op, op_tag))	494	op->destroy ();
516	{
517	remove_ob (op);
518	free_object (op);
519	}
520	}	495	}
521
522
523		496
524	/* checks to see what op should do, given the space it is on	497	/* checks to see what op should do, given the space it is on
525	* (eg, explode, damage player, etc)	498	* (eg, explode, damage player, etc)
526	*/	499	*/
527
528	void	500	void
529	check_bullet (object *op)	501	check_bullet (object *op)
530	{	502	{
531	tag_t op_tag = op->count, tmp_tag;
532	object *tmp;	503	object *tmp;
533	int dam, mflags;	504	int dam, mflags;
534	mapstruct *m;	505	maptile *m;
535	sint16 sx, sy;	506	sint16 sx, sy;
536		507
537	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);	508	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);
538		509
539	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))	510	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))
…		…
548		519
549	/* If nothing alive on this space, no reason to do anything further */	520	/* If nothing alive on this space, no reason to do anything further */
550	if (!(mflags & P_IS_ALIVE))	521	if (!(mflags & P_IS_ALIVE))
551	return;	522	return;
552		523
553	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	524	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
554	{	525	{
555	if (QUERY_FLAG (tmp, FLAG_ALIVE))	526	if (tmp->flag [FLAG_ALIVE])
556	{	527	{
557	tmp_tag = tmp->count;
558	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	528	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
		529
		530	// TODO: can't understand the following if's
559	if (was_destroyed (op, op_tag) || !was_destroyed (tmp, tmp_tag) || (op->stats.dam -= dam) < 0)	531	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)
560	{	532	{
561	if (!QUERY_FLAG (op, FLAG_REMOVED))	533	if (!op->flag [FLAG_REMOVED])
562	{	534	{
563	remove_ob (op);	535	op->destroy ();
564	free_object (op);
565	return;	536	return;
566	}	537	}
567	}	538	}
568	}	539	}
569	}	540	}
570	}	541	}
571
572		542
573	/* Basically, we move 'op' one square, and if it hits something,	543	/* Basically, we move 'op' one square, and if it hits something,
574	* call check_bullet.	544	* call check_bullet.
575	* This function is only applicable to bullets, but not to all	545	* This function is only applicable to bullets, but not to all
576	* fired arches (eg, bolts).	546	* fired arches (eg, bolts).
577	*/	547	*/
578
579	void	548	void
580	move_bullet (object *op)	549	move_bullet (object *op)
581	{	550	{
582	sint16 new_x, new_y;
583	int mflags;
584	mapstruct *m;
585
586	#if 0	551	#if 0
587	/* We need a better general purpose way to do this */	552	/* We need a better general purpose way to do this */
588		553
589	/* peterm: added to make comet leave a trail of burnouts	554	/* peterm: added to make comet leave a trail of burnouts
590	it's an unadulterated hack, but the effect is cool. */	555	it's an unadulterated hack, but the effect is cool. */
591	if (op->stats.sp == SP_METEOR)	556	if (op->stats.sp == SP_METEOR)
592	{	557	{
593	replace_insert_ob_in_map ("fire_trail", op);	558	replace_insert_ob_in_map ("fire_trail", op);
594	if (was_destroyed (op, op_tag))	559	if (op->destroyed ())
595	return;	560	return;
596	} /* end addition. */	561	} /* end addition. */
597	#endif	562	#endif
598		563
599	/* Reached the end of its life - remove it */	564	/* Reached the end of its life - remove it */
600	if (--op->range <= 0)	565	if (--op->range <= 0)
601	{	566	{
602	if (op->other_arch)	567	if (op->other_arch)
603	{
604	explode_bullet (op);	568	explode_bullet (op);
605	}
606	else	569	else
607	{	570	op->destroy ();
608	remove_ob (op);
609	free_object (op);
610	}
611	return;
612	}
613		571
614	new_x = op->x + DIRX (op);	572	return;
615	new_y = op->y + DIRY (op);
616	m = op->map;
617	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);
618
619	if (mflags & P_OUT_OF_MAP)
620	{	573	}
621	remove_ob (op);	574
622	free_object (op);	575	mapxy pos (op);
623	return;	576	pos.move (op->direction);
		577
		578	if (!pos.normalise ())
624	}	579	{
		580	op->destroy ();
		581	return;
		582	}
625		583
626	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))	584	mapspace &ms = pos.ms ();
		585
		586	ms.update ();
		587
		588	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, ms.move_block))
627	{	589	{
628	if (op->other_arch)	590	if (op->other_arch)
629	{
630	explode_bullet (op);	591	explode_bullet (op);
631	}
632	else	592	else
633	{	593	op->destroy ();
634	remove_ob (op);
635	free_object (op);
636	}
637	return;
638	}
639		594
640	remove_ob (op);	595	return;
641	op->x = new_x;	596	}
642	op->y = new_y;	597
643	if ((op = insert_ob_in_map (op, m, op, 0)) == NULL)	598	if (!(op = pos.insert (op, op)))
644	return;	599	return;
645		600
646	if (reflwall (op->map, op->x, op->y, op))	601	if (reflwall (op->map, op->x, op->y, op))
647	{	602	{
648	op->direction = absdir (op->direction + 4);	603	op->direction = absdir (op->direction + 4);
649	update_turn_face (op);	604	update_turn_face (op);
650	}	605	}
651	else	606	else
652	{
653	check_bullet (op);	607	check_bullet (op);
654	}
655	}	608	}
656
657
658
659		609
660	/* fire_bullet	610	/* fire_bullet
661	* object op (cast from caster) files a bolt in dir.	611	* object op (cast from caster) files a bolt in dir.
662	* spob is the spell object for the bolt.	612	* spob is the spell object for the bolt.
663	* we remove the magic flag - that can be derived from	613	* we remove the magic flag - that can be derived from
664	* spob->attacktype.	614	* spob->attacktype.
665	* This function sets up the appropriate owner and skill	615	* This function sets up the appropriate owner and skill
666	* pointers.	616	* pointers.
667	*/	617	*/
668
669	int	618	int
670	fire_bullet (object *op, object *caster, int dir, object *spob)	619	fire_bullet (object *op, object *caster, int dir, object *spob)
671	{	620	{
672	object *tmp = NULL;	621	object *tmp = NULL;
673	int mflags;	622	int mflags;
674		623
675	if (!spob->other_arch)	624	if (!spob->other_arch)
676	return 0;	625	return 0;
677		626
678	tmp = arch_to_object (spob->other_arch);	627	tmp = spob->other_arch->instance ();
679	if (tmp == NULL)	628	if (!tmp)
680	return 0;	629	return 0;
681		630
682	/* peterm: level dependency for bolts */	631	/* peterm: level dependency for bolts */
683	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	632	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
684	tmp->attacktype = spob->attacktype;	633	tmp->attacktype = spob->attacktype;
685	if (spob->slaying)	634	if (spob->slaying)
686	tmp->slaying = spob->slaying;	635	tmp->slaying = spob->slaying;
687		636
…		…
691	tmp->stats.hp = spob->duration + SP_level_duration_adjust (caster, spob);	640	tmp->stats.hp = spob->duration + SP_level_duration_adjust (caster, spob);
692	tmp->stats.maxhp = spob->range + SP_level_range_adjust (caster, spob);	641	tmp->stats.maxhp = spob->range + SP_level_range_adjust (caster, spob);
693	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust (caster, spob);	642	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust (caster, spob);
694		643
695	tmp->direction = dir;	644	tmp->direction = dir;
696	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	645	if (tmp->flag [FLAG_IS_TURNABLE])
697	SET_ANIMATION (tmp, dir);	646	SET_ANIMATION (tmp, dir);
698		647
699	set_owner (tmp, op);	648	tmp->set_owner (op);
700	set_spell_skill (op, caster, spob, tmp);	649	set_spell_skill (op, caster, spob, tmp);
701		650
702	tmp->x = op->x + freearr_x[dir];	651	tmp->x = op->x + freearr_x[dir];
703	tmp->y = op->y + freearr_y[dir];	652	tmp->y = op->y + freearr_y[dir];
704	tmp->map = op->map;	653	tmp->map = op->map;
705		654
		655	maptile *newmap;
706	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	656	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
707	if (mflags & P_OUT_OF_MAP)	657	if (mflags & P_OUT_OF_MAP)
708	{	658	{
709	free_object (tmp);	659	tmp->destroy ();
710	return 0;	660	return 0;
711	}	661	}
		662
		663	tmp->map = newmap;
		664
		665	// in case the bullet has direction 0 we explode it in place.
		666	// direction 0 is possible for instance when a poison cloud trap springs.
		667	if (tmp->direction == 0)
		668	{
		669	if (tmp->other_arch
		670	&& (tmp = tmp->insert_at (tmp, op))) // insert before explode cleanly
		671	explode_bullet (tmp); // explode object will/should remove tmp
		672	else
		673	tmp->destroy ();
		674
		675	return 0;
		676	}
		677
712	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	678	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
713	{	679	{
714	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	680	if (!tmp->flag [FLAG_REFLECTING])
715	{	681	{
716	free_object (tmp);	682	tmp->destroy ();
717	return 0;	683	return 0;
718	}	684	}
		685
719	tmp->x = op->x;	686	tmp->x = op->x;
720	tmp->y = op->y;	687	tmp->y = op->y;
721	tmp->direction = absdir (tmp->direction + 4);	688	tmp->direction = absdir (tmp->direction + 4);
722	tmp->map = op->map;	689	tmp->map = op->map;
723	}	690	}
724	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	691
725	{	692	if ((tmp = tmp->insert_at (tmp, op)))
726	check_bullet (tmp);	693	check_bullet (tmp);
727	}	694
728	return 1;	695	return 1;
729	}	696	}
730
731
732
733		697
734	/*****************************************************************************	698	/*****************************************************************************
735	*	699	*
736	* CONE RELATED FUNCTIONS	700	* CONE RELATED FUNCTIONS
737	*	701	*
738	*****************************************************************************/	702	*****************************************************************************/
739		703
740
741	/* drops an object based on what is in the cone's "other_arch" */	704	/* drops an object based on what is in the cone's "other_arch" */
742	void	705	static void
743	cone_drop (object *op)	706	cone_drop (object *op)
744	{	707	{
745	object *new_ob = arch_to_object (op->other_arch);	708	object *new_ob = op->other_arch->instance ();
746		709
747	new_ob->x = op->x;
748	new_ob->y = op->y;
749	new_ob->level = op->level;	710	new_ob->level = op->level;
750	set_owner (new_ob, op->owner);	711	new_ob->set_owner (op->owner);
751		712
752	/* preserve skill ownership */	713	/* preserve skill ownership */
753	if (op->skill && op->skill != new_ob->skill)	714	if (op->skill && op->skill != new_ob->skill)
754	{
755	new_ob->skill = op->skill;	715	new_ob->skill = op->skill;
756	}
757	insert_ob_in_map (new_ob, op->map, op, 0);
758		716
		717	new_ob->insert_at (op, op);
759	}	718	}
760		719
761	/* move_cone: causes cone object 'op' to move a space/hit creatures */	720	/* move_cone: causes cone object 'op' to move a space/hit creatures */
762		721
763	void	722	void
764	move_cone (object *op)	723	move_cone (object *op)
765	{	724	{
766	int i;
767	tag_t tag;
768
769	/* if no map then hit_map will crash so just ignore object */	725	/* if no map then hit_map will crash so just ignore object */
770	if (!op->map)	726	if (!op->map)
771	{	727	{
772	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");	728	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
773	op->speed = 0;	729	op->set_speed (0);
774	update_ob_speed (op);
775	return;	730	return;
776	}	731	}
777		732
778	/* lava saves it's life, but not yours :) */	733	/* lava saves it's life, but not yours :) */
779	if (QUERY_FLAG (op, FLAG_LIFESAVE))	734	if (op->flag [FLAG_LIFESAVE])
780	{	735	{
781	hit_map (op, 0, op->attacktype, 0);	736	hit_map (op, 0, op->attacktype, 0);
782	return;	737	return;
783	}	738	}
784		739
785	#if 0	740	#if 0
786	/* Disable this - enabling it makes monsters easier, as	741	/* Disable this - enabling it makes monsters easier, as
787	* when their cone dies when they die.	742	* when their cone dies when they die.
788	*/	743	*/
789	/* If no owner left, the spell dies out. */	744	/* If no owner left, the spell dies out. */
790	if (get_owner (op) == NULL)	745	if (op->owner == NULL)
791	{	746	{
792	remove_ob (op);	747	op->destroy ();
793	free_object (op);
794	return;	748	return;
795	}	749	}
796	#endif	750	#endif
797		751
798	tag = op->count;
799	hit_map (op, 0, op->attacktype, 0);	752	hit_map (op, 0, op->attacktype, 0);
		753
		754	if (!op->is_on_map ())
		755	return;
800		756
801	/* Check to see if we should push anything.	757	/* Check to see if we should push anything.
802	* Spell objects with weight push whatever they encounter to some	758	* Spell objects with weight push whatever they encounter to some
803	* degree.	759	* degree.
804	*/	760	*/
805	if (op->weight)	761	if (op->weight)
		762	{
806	check_spell_knockback (op);	763	check_spell_knockback (op);
807		764
808	if (was_destroyed (op, tag))	765	if (!op->is_on_map ())
809	return;	766	return;
		767	}
810		768
811	if ((op->duration--) < 0)	769	if (op->duration-- < 0)
812	{	770	{
813	remove_ob (op);	771	op->destroy ();
814	free_object (op);
815	return;	772	return;
816	}	773	}
817	/* Object has hit maximum range, so don't have it move	774	/* Object has hit maximum range, so don't have it move
818	* any further. When the duration above expires,	775	* any further. When the duration above expires,
819	* then the object will get removed.	776	* then the object will get removed.
…		…
822	{	779	{
823	op->range = 0; /* just so it doesn't wrap */	780	op->range = 0; /* just so it doesn't wrap */
824	return;	781	return;
825	}	782	}
826		783
827	for (i = -1; i < 2; i++)	784	for (int i = -1; i <= 1; i++)
828	{	785	{
829	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];	786	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
830		787
831	if (ok_to_put_more (op->map, x, y, op, op->attacktype))	788	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
832	{	789	{
833	object *tmp = get_object ();	790	object *tmp = op->clone ();
834
835	copy_object (op, tmp);
836	tmp->x = x;
837	tmp->y = y;
838		791
839	tmp->duration = op->duration + 1;	792	tmp->duration = op->duration + 1;
840		793
841	/* Use for spell tracking - see ok_to_put_more() */	794	/* Use for spell tracking - see ok_to_put_more() */
842	tmp->stats.maxhp = op->stats.maxhp;	795	tmp->stats.maxhp = op->stats.maxhp;
843	insert_ob_in_map (tmp, op->map, op, 0);	796
		797	op->map->insert (tmp, x, y, op);
		798
844	if (tmp->other_arch)	799	if (tmp->other_arch)
845	cone_drop (tmp);	800	cone_drop (tmp);
846	}	801	}
847	}	802	}
848	}	803	}
…		…
858	int	813	int
859	cast_cone (object *op, object *caster, int dir, object *spell)	814	cast_cone (object *op, object *caster, int dir, object *spell)
860	{	815	{
861	object *tmp;	816	object *tmp;
862	int i, success = 0, range_min = -1, range_max = 1;	817	int i, success = 0, range_min = -1, range_max = 1;
863	mapstruct *m;	818	maptile *m;
864	sint16 sx, sy;	819	sint16 sx, sy;
865	MoveType movetype;	820	MoveType movetype;
866		821
867	if (!spell->other_arch)	822	if (!spell->other_arch)
868	return 0;	823	return 0;
869		824
870	if (op->type == PLAYER && QUERY_FLAG (op, FLAG_UNDEAD) && op->attacktype & AT_TURN_UNDEAD)	825	if (op->type == PLAYER && op->flag [FLAG_UNDEAD] && op->attacktype & AT_TURN_UNDEAD)
871	{	826	{
872	new_draw_info (NDI_UNIQUE, 0, op, "Your undead nature prevents you from turning undead!");	827	op->failmsg ("Your undead nature prevents you from turning undead!");
873	return 0;	828	return 0;
874	}	829	}
875		830
876	if (!dir)	831	if (!dir)
877	{	832	{
…		…
881		836
882	/* Need to know what the movetype of the object we are about	837	/* Need to know what the movetype of the object we are about
883	* to create is, so we can know if the space we are about to	838	* to create is, so we can know if the space we are about to
884	* insert it into is blocked.	839	* insert it into is blocked.
885	*/	840	*/
886	movetype = spell->other_arch->clone.move_type;	841	movetype = spell->other_arch->move_type;
887		842
888	for (i = range_min; i <= range_max; i++)	843	for (i = range_min; i <= range_max; i++)
889	{	844	{
890	sint16 x, y, d;	845	sint16 x, y;
891		846
892	/* We can't use absdir here, because it never returns	847	/* We can't use absdir here, because it never returns
893	* 0. If this is a rune, we want to hit the person on top	848	* 0. If this is a rune, we want to hit the person on top
894	* of the trap (d==0). If it is not a rune, then we don't want	849	* of the trap (d==0). If it is not a rune, then we don't want
895	* to hit that person.	850	* to hit that person.
896	*/	851	*/
897	d = dir + i;	852	int d = dir ? absdir (dir + i) : i;
898	while (d < 0)
899	d += 8;
900	while (d > 8)
901	d -= 8;
902		853
903	/* If it's not a rune, we don't want to blast the caster.	854	/* If it's not a rune, we don't want to blast the caster.
904	* In that case, we have to see - if dir is specified,	855	* In that case, we have to see - if dir is specified,
905	* turn this into direction 8. If dir is not specified (all	856	* turn this into direction 8. If dir is not specified (all
906	* direction) skip - otherwise, one line would do more damage	857	* direction) skip - otherwise, one line would do more damage
…		…
923		874
924	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)	875	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
925	continue;	876	continue;
926		877
927	success = 1;	878	success = 1;
928	tmp = arch_to_object (spell->other_arch);	879	tmp = spell->other_arch->instance ();
929	set_owner (tmp, op);	880	tmp->set_owner (op);
930	set_spell_skill (op, caster, spell, tmp);	881	set_spell_skill (op, caster, spell, tmp);
931	tmp->level = caster_level (caster, spell);	882	tmp->level = casting_level (caster, spell);
932	tmp->x = sx;
933	tmp->y = sy;
934	tmp->attacktype = spell->attacktype;	883	tmp->attacktype = spell->attacktype;
935		884
936	/* holy word stuff */	885	/* holy word stuff */
937	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))	886	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))
938	if (!tailor_god_spell (tmp, op))	887	if (!tailor_god_spell (tmp, op))
…		…
972	else	921	else
973	tmp->duration += caster->level / 3;	922	tmp->duration += caster->level / 3;
974	}	923	}
975		924
976	if (!(tmp->move_type & MOVE_FLY_LOW))	925	if (!(tmp->move_type & MOVE_FLY_LOW))
977	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->name);	926	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
978		927
979	if (!tmp->move_on && tmp->stats.dam)	928	if (!tmp->move_on && tmp->stats.dam)
980	{
981	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->name);	929	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
982	}
983		930
984	insert_ob_in_map (tmp, m, op, 0);	931	m->insert (tmp, sx, sy, op);
985		932
986	/* This is used for tracking spells so that one effect doesn't hit	933	/* This is used for tracking spells so that one effect doesn't hit
987	* a single space too many times.	934	* a single space too many times.
988	*/	935	*/
989	tmp->stats.maxhp = tmp->count;	936	tmp->stats.maxhp = tmp->count;
…		…
999	*	946	*
1000	* BOMB related code	947	* BOMB related code
1001	*	948	*
1002	****************************************************************************/	949	****************************************************************************/
1003		950
1004
1005	/* This handles an exploding bomb.	951	/* This handles an exploding bomb.
1006	* op is the original bomb object.	952	* op is the original bomb object.
1007	*/	953	*/
1008	void	954	void
1009	animate_bomb (object *op)	955	animate_bomb (object *op)
1010	{	956	{
1011	int i;
1012	object *env, *tmp;
1013	archetype *at;
1014
1015	if (op->state != NUM_ANIMATIONS (op) - 1)	957	if (op->state != NUM_ANIMATIONS (op) - 1)
1016	return;	958	return;
1017		959
1018	env = object_get_env_recursive (op);	960	object *env = op->outer_env ();
1019		961
1020	if (op->env)	962	if (op->env)
1021	{	963	{
1022	if (env->map == NULL)	964	if (!env->map)
1023	return;	965	return;
1024		966
1025	if (env->type == PLAYER)	967	if (!(op = op->insert_at (env, op)))
1026	esrv_del_item (env->contr, op->count);
1027
1028	remove_ob (op);
1029	op->x = env->x;
1030	op->y = env->y;
1031	if ((op = insert_ob_in_map (op, env->map, op, 0)) == NULL)
1032	return;	968	return;
1033	}	969	}
1034		970
1035	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding	971	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
1036	// on a safe map. I don't like this special casing, but it seems to be neccessary	972	// on a safe map. I don't like this special casing, but it seems to be neccessary
1037	// as bombs can be carried.	973	// as bombs can be carried.
1038	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)	974	if (op->ms ().flags () & P_SAFE)
1039	{	975	{
1040	remove_ob (op);	976	op->destroy ();
1041	free_object (op);
1042	return;	977	return;
1043	}	978	}
1044		979
1045	/* This copies a lot of the code from the fire bullet,	980	/* This copies a lot of the code from the fire bullet,
1046	* but using the cast_bullet isn't really feasible,	981	* but using the cast_bullet isn't really feasible,
1047	* so just set up the appropriate values.	982	* so just set up the appropriate values.
1048	*/	983	*/
1049	at = find_archetype (SPLINT);	984	if (archetype *at = archetype::find (SPLINT))
1050	if (at)
1051	{	985	{
1052	for (i = 1; i < 9; i++)	986	for (int i = 1; i < 9; i++)
1053	{	987	{
1054	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	988	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
1055	continue;	989	continue;
1056	tmp = arch_to_object (at);	990
		991	object *tmp = at->instance ();
1057	tmp->direction = i;	992	tmp->direction = i;
1058	tmp->range = op->range;	993	tmp->range = op->range;
1059	tmp->stats.dam = op->stats.dam;	994	tmp->stats.dam = op->stats.dam;
1060	tmp->duration = op->duration;	995	tmp->duration = op->duration;
1061	tmp->attacktype = op->attacktype;	996	tmp->attacktype = op->attacktype;
1062	copy_owner (tmp, op);	997	tmp->set_owner (op);
1063	if (op->skill && op->skill != tmp->skill)	998	if (op->skill && op->skill != tmp->skill)
1064	{
1065	tmp->skill = op->skill;	999	tmp->skill = op->skill;
1066	}	1000
1067	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	1001	if (tmp->flag [FLAG_IS_TURNABLE])
1068	SET_ANIMATION (tmp, i);	1002	SET_ANIMATION (tmp, i);
1069	tmp->x = op->x + freearr_x[i];	1003
1070	tmp->y = op->y + freearr_x[i];	1004	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
1071	insert_ob_in_map (tmp, op->map, op, 0);
1072	move_bullet (tmp);	1005	move_bullet (tmp);
1073	}	1006	}
1074	}	1007	}
1075		1008
1076	explode_bullet (op);	1009	explode_bullet (op);
1077	}	1010	}
1078		1011
1079	int	1012	int
1080	create_bomb (object *op, object *caster, int dir, object *spell)	1013	create_bomb (object *op, object *caster, int dir, object *spell)
1081	{	1014	{
1082
1083	object *tmp;	1015	object *tmp;
1084	int mflags;	1016	int mflags;
1085	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];	1017	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
1086	mapstruct *m;	1018	maptile *m;
1087		1019
1088	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);	1020	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
		1021
		1022	// when creating a bomb below ourself it should always work, even
		1023	// when movement is blocked (somehow we got here, somehow we are here,
		1024	// so we should also be able to make a bomb here). (originally added
		1025	// to fix create bomb traps in doors, which cast with dir=0).
		1026	if (dir)
		1027	{
1089	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))	1028	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
1090	{	1029	{
1091	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");	1030	op->failmsg ("There is something in the way.");
1092	return 0;	1031	return 0;
		1032	}
1093	}	1033	}
1094	tmp = arch_to_object (spell->other_arch);	1034
		1035	tmp = spell->other_arch->instance ();
1095		1036
1096	/* level dependencies for bomb */	1037	/* level dependencies for bomb */
1097	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	1038	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
1098	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1039	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1099	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	1040	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
1100	tmp->attacktype = spell->attacktype;	1041	tmp->attacktype = spell->attacktype;
1101		1042
1102	set_owner (tmp, op);	1043	tmp->set_owner (op);
1103	set_spell_skill (op, caster, spell, tmp);	1044	set_spell_skill (op, caster, spell, tmp);
1104	tmp->x = dx;	1045
1105	tmp->y = dy;	1046	m->insert (tmp, dx, dy, op);
1106	insert_ob_in_map (tmp, m, op, 0);
1107	return 1;	1047	return 1;
1108	}	1048	}
1109		1049
1110	/****************************************************************************	1050	/****************************************************************************
1111	*	1051	*
…		…
1120	* dir is the direction to look in.	1060	* dir is the direction to look in.
1121	* range is how far out to look.	1061	* range is how far out to look.
1122	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1062	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1123	* this info is used for blocked magic/unholy spaces.	1063	* this info is used for blocked magic/unholy spaces.
1124	*/	1064	*/
1125		1065	static object *
1126	object *
1127	get_pointed_target (object *op, int dir, int range, int type)	1066	get_pointed_target (object *op, int dir, int range, int type)
1128	{	1067	{
1129	object *target;	1068	object *target;
1130	sint16 x, y;	1069	sint16 x, y;
1131	int dist, mflags;	1070	int dist, mflags;
1132	mapstruct *mp;	1071	maptile *mp;
1133		1072
1134	if (dir == 0)	1073	if (dir == 0)
1135	return NULL;	1074	return NULL;
1136		1075
1137	for (dist = 1; dist < range; dist++)	1076	for (dist = 1; dist < range; dist++)
…		…
1149	return NULL;	1088	return NULL;
1150	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)	1089	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
1151	return NULL;	1090	return NULL;
1152		1091
1153	if (mflags & P_IS_ALIVE)	1092	if (mflags & P_IS_ALIVE)
1154	{
1155	for (target = get_map_ob (mp, x, y); target; target = target->above)	1093	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
1156	{	1094	if (target->flag [FLAG_MONSTER])
1157	if (QUERY_FLAG (target->head ? target->head : target, FLAG_MONSTER))
1158	{
1159	return target;	1095	return target;
1160	}
1161	}
1162	}
1163	}	1096	}
		1097
1164	return NULL;	1098	return NULL;
1165	}	1099	}
1166		1100
1167
1168	/* cast_smite_arch() - the priest points to a creature and causes	1101	/* cast_smite_spell() - the priest points to a creature and causes
1169	* a 'godly curse' to decend.	1102	* a 'godly curse' to decend.
1170	* usual params -	1103	* usual params -
1171	* op = player	1104	* op = player
1172	* caster = object casting the spell.	1105	* caster = object casting the spell.
1173	* dir = direction being cast	1106	* dir = direction being cast
1174	* spell = spell object	1107	* spell = spell object
1175	*/	1108	*/
1176
1177	int	1109	int
1178	cast_smite_spell (object *op, object *caster, int dir, object *spell)	1110	cast_smite_spell (object *op, object *caster, int dir, object *spell)
1179	{	1111	{
1180	object *effect, *target;	1112	object *effect, *target;
1181	object *god = find_god (determine_god (op));	1113	object *god = find_god (determine_god (op));
1182	int range;
1183		1114
1184	range = spell->range + SP_level_range_adjust (caster, spell);
1185	target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA);	1115	target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA);
1186		1116
1187	/* Bunch of conditions for casting this spell. Note that only	1117	/* Bunch of conditions for casting this spell. Note that only
1188	* require a god if this is a cleric spell (requires grace).	1118	* require a god if this is a cleric spell (requires grace).
1189	* This makes this spell much more general purpose - it can be used	1119	* This makes this spell much more general purpose - it can be used
…		…
1191	* interesting spell.	1121	* interesting spell.
1192	* if it is a cleric spell, you need a god, and the creature	1122	* if it is a cleric spell, you need a god, and the creature
1193	* can't be friendly to your god.	1123	* can't be friendly to your god.
1194	*/	1124	*/
1195		1125
1196	if (!target || QUERY_FLAG (target, FLAG_REFL_SPELL)	1126	if (!target
		1127	|| target->flag [FLAG_REFL_SPELL]
1197	|| (!god && spell->stats.grace)	1128	|| (!god && spell->stats.grace)
1198	|| (target->title && god && !strcmp (target->title, god->name)) || (target->race && god && strstr (target->race, god->race)))	1129	|| (god && target->title == god->name)
		1130	|| (god && target->race.contains (god->race)))
1199	{	1131	{
1200	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");	1132	op->failmsg ("Your request is unheeded.");
1201	return 0;	1133	return 0;
1202	}	1134	}
1203		1135
1204	if (spell->other_arch)	1136	if (spell->other_arch)
1205	effect = arch_to_object (spell->other_arch);	1137	effect = spell->other_arch->instance ();
1206	else	1138	else
1207	return 0;	1139	return 0;
1208		1140
1209	/* tailor the effect by priest level and worshipped God */	1141	/* tailor the effect by priest level and worshipped God */
1210	effect->level = caster_level (caster, spell);	1142	effect->level = casting_level (caster, spell);
1211	effect->attacktype = spell->attacktype;	1143	effect->attacktype = spell->attacktype;
1212	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))	1144	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))
1213	{	1145	{
1214	if (tailor_god_spell (effect, op))	1146	if (tailor_god_spell (effect, op))
1215	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));	1147	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", (const char *)determine_god (op));
1216	else	1148	else
1217	{	1149	{
1218	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");	1150	op->failmsg ("Your request is ignored.");
1219	return 0;	1151	return 0;
1220	}	1152	}
1221	}	1153	}
1222		1154
1223	/* size of the area of destruction */	1155	/* size of the area of destruction */
…		…
1227	if (effect->attacktype & AT_DEATH)	1159	if (effect->attacktype & AT_DEATH)
1228	{	1160	{
1229	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1161	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1230		1162
1231	/* casting death spells at undead isn't a good thing */	1163	/* casting death spells at undead isn't a good thing */
1232	if QUERY_FLAG
1233	(target, FLAG_UNDEAD)	1164	if (target->flag [FLAG_UNDEAD])
1234	{	1165	{
1235	if (random_roll (0, 2, op, PREFER_LOW))	1166	if (random_roll (0, 2, op, PREFER_LOW))
1236	{	1167	{
1237	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");	1168	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1238	effect->x = op->x;	1169	effect->x = op->x;
…		…
1240	}	1171	}
1241	else	1172	else
1242	{	1173	{
1243	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));	1174	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1244	target->stats.hp = target->stats.maxhp * 2;	1175	target->stats.hp = target->stats.maxhp * 2;
1245	free_object (effect);	1176	effect->destroy ();
1246	return 0;	1177	return 0;
1247	}	1178	}
1248	}	1179	}
1249	}	1180	}
1250	else	1181	else
1251	{	1182	{
1252	/* how much woe to inflict :) */	1183	/* how much woe to inflict :) */
1253	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1184	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1254	}	1185	}
1255		1186
1256	set_owner (effect, op);	1187	effect->set_owner (op);
1257	set_spell_skill (op, caster, spell, effect);	1188	set_spell_skill (op, caster, spell, effect);
1258		1189
1259	/* ok, tell it where to be, and insert! */	1190	/* ok, tell it where to be, and insert! */
1260	effect->x = target->x;	1191	effect->insert_at (target, op);
1261	effect->y = target->y;
1262	insert_ob_in_map (effect, target->map, op, 0);
1263		1192
1264	return 1;	1193	return 1;
1265	}	1194	}
1266
1267		1195
1268	/****************************************************************************	1196	/****************************************************************************
1269	*	1197	*
1270	* MAGIC MISSILE code.	1198	* MAGIC MISSILE code.
1271	* note that the fire_bullet is used to fire the missile. The	1199	* note that the fire_bullet is used to fire the missile. The
…		…
1274		1202
1275	/* op is a missile that needs to be moved */	1203	/* op is a missile that needs to be moved */
1276	void	1204	void
1277	move_missile (object *op)	1205	move_missile (object *op)
1278	{	1206	{
1279	int i, mflags;
1280	object *owner;
1281	sint16 new_x, new_y;
1282	mapstruct *m;
1283
1284	if (op->range-- <= 0)	1207	if (op->range-- <= 0)
1285	{	1208	{
1286	remove_ob (op);	1209	op->drop_and_destroy ();
1287	free_object (op);
1288	return;	1210	return;
1289	}
1290
1291	owner = get_owner (op);
1292	#if 0
1293	/* It'd make things nastier if this wasn't here - spells cast by
1294	* monster that are then killed would continue to survive
1295	*/
1296	if (owner == NULL)
1297	{	1211	}
1298	remove_ob (op);	1212
1299	free_object (op);	1213	mapxy pos (op);
1300	return;	1214	pos.move (op->direction);
		1215
		1216	if (!pos.normalise ())
1301	}	1217	{
1302	#endif	1218	op->destroy ();
1303		1219	return;
1304	new_x = op->x + DIRX (op);
1305	new_y = op->y + DIRY (op);
1306
1307	mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y);
1308
1309	if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y))))
1310	{	1220	}
1311	tag_t tag = op->count;
1312		1221
		1222	mapspace &ms = pos.ms ();
		1223
		1224	if (ms.flags () & P_IS_ALIVE || ms.blocks (op))
		1225	{
1313	hit_map (op, op->direction, AT_MAGIC, 1);	1226	hit_map (op, op->direction, AT_MAGIC, 1);
1314	/* Basically, missile only hits one thing then goes away.	1227	/* Basically, missile only hits one thing then goes away.
1315	* we need to remove it if someone hasn't already done so.	1228	* we need to remove it if someone hasn't already done so.
1316	*/	1229	*/
1317	if (!was_destroyed (op, tag))	1230	op->destroy ();
1318	{
1319	remove_ob (op);
1320	free_object (op);
1321	}
1322	return;	1231	return;
1323	}
1324
1325	remove_ob (op);
1326	if (!op->direction || (mflags & P_OUT_OF_MAP))
1327	{	1232	}
1328	free_object (op);	1233
1329	return;	1234	if (!op->direction)
1330	}	1235	{
1331	op->x = new_x;	1236	op->destroy ();
1332	op->y = new_y;	1237	return;
1333	op->map = m;	1238	}
1334	i = spell_find_dir (op->map, op->x, op->y, get_owner (op));	1239
		1240	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1335	if (i > 0 && i != op->direction)	1241	if (i > 0 && i != op->direction)
1336	{	1242	{
1337	op->direction = i;	1243	op->direction = i;
1338	SET_ANIMATION (op, op->direction);	1244	SET_ANIMATION (op, op->direction);
1339	}	1245	}
1340	insert_ob_in_map (op, op->map, op, 0);	1246
		1247	pos.insert (op, op);
1341	}	1248	}
1342		1249
1343	/****************************************************************************	1250	/****************************************************************************
1344	* Destruction	1251	* Destruction
1345	****************************************************************************/	1252	****************************************************************************/
…		…
1348	* we do this by creating a force and inserting it in the	1255	* we do this by creating a force and inserting it in the
1349	* object. if time is 0, the object glows permanently. To truely	1256	* object. if time is 0, the object glows permanently. To truely
1350	* make this work for non-living objects, we would have to	1257	* make this work for non-living objects, we would have to
1351	* give them the capability to have an inventory. b.t.	1258	* give them the capability to have an inventory. b.t.
1352	*/	1259	*/
1353		1260	static int
1354	int
1355	make_object_glow (object *op, int radius, int time)	1261	make_object_glow (object *op, int radius, int time)
1356	{	1262	{
1357	object *tmp;
1358
1359	/* some things are unaffected... */	1263	/* some things are unaffected... */
1360	if (op->path_denied & PATH_LIGHT)	1264	if (op->path_denied & PATH_LIGHT)
1361	return 0;	1265	return 0;
1362		1266
1363	tmp = get_archetype (FORCE_NAME);	1267	object *tmp = archetype::get (FORCE_NAME);
1364	tmp->speed = 0.01;	1268	tmp->set_speed (0.01);
1365	tmp->stats.food = time;	1269	tmp->stats.food = time;
1366	SET_FLAG (tmp, FLAG_IS_USED_UP);	1270	tmp->set_flag (FLAG_IS_USED_UP);
1367	tmp->glow_radius = radius;	1271	tmp->set_glow_radius (min (MAX_LIGHT_RADIUS, radius));
1368	if (tmp->glow_radius > MAX_LIGHT_RADII)
1369	tmp->glow_radius = MAX_LIGHT_RADII;
1370
1371	tmp->x = op->x;
1372	tmp->y = op->y;
1373	if (tmp->speed < MIN_ACTIVE_SPEED)
1374	tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1375	tmp = insert_ob_in_ob (tmp, op);	1272	tmp = insert_ob_in_ob (tmp, op);
		1273
1376	if (tmp->glow_radius > op->glow_radius)	1274	if (tmp->glow_radius > op->glow_radius)
1377	op->glow_radius = tmp->glow_radius;	1275	op->set_glow_radius (tmp->glow_radius);
1378		1276
1379	if (!tmp->env || op != tmp->env)
1380	{
1381	LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name);
1382	return 0;
1383	}
1384	return 1;	1277	return 1;
1385	}	1278	}
1386
1387
1388
1389		1279
1390	int	1280	int
1391	cast_destruction (object *op, object *caster, object *spell_ob)	1281	cast_destruction (object *op, object *caster, object *spell_ob)
1392	{	1282	{
1393	int i, j, range, mflags, friendly = 0, dam, dur;
1394	sint16 sx, sy;
1395	mapstruct *m;
1396	object *tmp;
1397	const char *skill;
1398
1399	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);	1283	int range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1400	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);	1284	int dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1401	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);	1285	int dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1402	if (QUERY_FLAG (op, FLAG_FRIENDLY) || op->type == PLAYER)
1403	friendly = 1;
1404		1286
1405	/* destruction doesn't use another spell object, so we need	1287	bool friendly = op->flag [FLAG_FRIENDLY] || op->is_player ();
1406	* update op's skill pointer so that exp is properly awarded.
1407	* We do some shortcuts here - since this is just temporary
1408	* and we'll reset the values back, we don't need to go through
1409	* the full share string/free_string route.
1410	*/
1411	skill = op->skill;
1412	if (caster == op)
1413	op->skill = spell_ob->skill;
1414	else if (caster->skill)
1415	op->skill = caster->skill;
1416	else
1417	op->skill = NULL;
1418		1288
1419	change_skill (op, find_skill_by_name (op, op->skill), 1);	1289	dynbuf buf;
1420		1290	unordered_mapwalk (buf, op, -range, -range, range, range)
1421	for (i = -range; i < range; i++)
1422	{	1291	{
1423	for (j = -range; j < range; j++)	1292	mapspace &ms = m->at (nx, ny);
1424	{	1293
1425	m = op->map;
1426	sx = op->x + i;
1427	sy = op->y + j;
1428	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1429	if (mflags & P_OUT_OF_MAP)
1430	continue;
1431	if (mflags & P_IS_ALIVE)	1294	if (ms.flags () & P_IS_ALIVE)
		1295	for (object *next, *tmp = ms.bot; tmp; tmp = next)
1432	{	1296	{
1433	for (tmp = get_map_ob (m, sx, sy); tmp; tmp = tmp->above)	1297	next = tmp->above;
		1298
		1299	if (tmp->flag [FLAG_ALIVE] || tmp->is_player ())
1434	{	1300	{
1435	if (QUERY_FLAG (tmp, FLAG_ALIVE) || tmp->type == PLAYER)
1436	break;
1437	}
1438	if (tmp)
1439	{
1440	if (tmp->head)
1441	tmp = tmp->head;	1301	tmp = tmp->head_ ();
1442		1302
1443	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) ||	1303	if ((friendly && !tmp->flag [FLAG_FRIENDLY] && !tmp->is_player ())
1444	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) || tmp->type == PLAYER)))	1304	|| (!friendly && (tmp->flag [FLAG_FRIENDLY] || tmp->is_player ())))
1445	{	1305	{
1446	if (spell_ob->subtype == SP_DESTRUCTION)	1306	if (spell_ob->subtype == SP_DESTRUCTION)
1447	{	1307	{
1448	hit_player (tmp, dam, op, spell_ob->attacktype, 0);	1308	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
		1309
1449	if (spell_ob->other_arch)	1310	if (spell_ob->other_arch)
1450	{	1311	m->insert (spell_ob->other_arch->instance (), nx, ny, op);
1451	tmp = arch_to_object (spell_ob->other_arch);
1452	tmp->x = sx;
1453	tmp->y = sy;
1454	insert_ob_in_map (tmp, m, op, 0);
1455	}
1456	}	1312	}
1457	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist[ATNR_MAGIC] != 100)	1313	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist [ATNR_MAGIC] != 100)
1458	{	1314	{
1459	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)	1315	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1460	{	1316	m->insert (spell_ob->other_arch->instance (), nx, ny, op);
1461	object *effect = arch_to_object (spell_ob->other_arch);
1462
1463	effect->x = sx;
1464	effect->y = sy;
1465	insert_ob_in_map (effect, m, op, 0);
1466	}
1467	}	1317	}
1468	}	1318	}
1469	}	1319	}
1470	}	1320	}
1471	}
1472	}	1321	}
1473	op->skill = skill;	1322
1474	return 1;	1323	return 1;
1475	}	1324	}
1476		1325
1477	/***************************************************************************	1326	/***************************************************************************
1478	*	1327	*
1479	* CURSE	1328	* CURSE
1480	*	1329	*
1481	***************************************************************************/	1330	***************************************************************************/
1482
1483	int	1331	int
1484	cast_curse (object *op, object *caster, object *spell_ob, int dir)	1332	cast_curse (object *op, object *caster, object *spell_ob, int dir)
1485	{	1333	{
1486	object *god = find_god (determine_god (op));	1334	object *god = find_god (determine_god (op));
1487	object *tmp, *force;	1335	object *tmp, *force;
1488		1336
1489	tmp = get_pointed_target (op, (dir == 0) ? op->direction : dir, spell_ob->range, SPELL_GRACE);	1337	tmp = get_pointed_target (op, (dir == 0) ? op->direction : dir, spell_ob->range, SPELL_GRACE);
1490	if (!tmp)	1338	if (!tmp)
1491	{	1339	{
1492	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");	1340	op->failmsg ("There is no one in that direction to curse.");
1493	return 0;	1341	return 0;
1494	}	1342	}
1495		1343
		1344	tmp = tmp->head_ ();
		1345
1496	/* If we've already got a force of this type, don't add a new one. */	1346	/* If we've already got a force of this type, don't add a new one. */
1497	for (force = tmp->inv; force != NULL; force = force->below)	1347	for (force = tmp->inv; force; force = force->below)
1498	{	1348	{
1499	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)	1349	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
1500	{	1350	{
1501	if (force->name == spell_ob->name)	1351	if (force->name == spell_ob->name)
1502	{	1352	{
…		…
1508	return 0;	1358	return 0;
1509	}	1359	}
1510	}	1360	}
1511	}	1361	}
1512		1362
1513	if (force == NULL)	1363	if (!force)
1514	{	1364	{
1515	force = get_archetype (FORCE_NAME);	1365	force = archetype::get (FORCE_NAME);
1516	force->subtype = FORCE_CHANGE_ABILITY;	1366	force->subtype = FORCE_CHANGE_ABILITY;
		1367
1517	if (spell_ob->race)	1368	if (spell_ob->race)
1518	force->name = spell_ob->race;	1369	force->name = spell_ob->race;
1519	else	1370	else
1520	force->name = spell_ob->name;	1371	force->name = spell_ob->name;
1521		1372
…		…
1531	{	1382	{
1532	force->duration = duration;	1383	force->duration = duration;
1533	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1384	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1534	}	1385	}
1535	else	1386	else
1536	{
1537	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1387	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1538	}	1388
1539	return 1;	1389	return 1;
1540	}	1390	}
		1391
1541	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;	1392	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1542	force->speed = 1.0;
1543	force->speed_left = -1.0;	1393	force->speed_left = -1.f;
1544	SET_FLAG (force, FLAG_APPLIED);	1394	force->set_speed (1.f);
		1395	force->set_flag (FLAG_APPLIED);
1545		1396
1546	if (god)	1397	if (god)
1547	{	1398	{
1548	if (spell_ob->last_grace)	1399	if (spell_ob->last_grace)
1549	force->path_repelled = god->path_repelled;	1400	force->path_repelled = god->path_repelled;
…		…
1561	force->stats.ac = spell_ob->stats.ac;	1412	force->stats.ac = spell_ob->stats.ac;
1562	force->stats.wc = spell_ob->stats.wc;	1413	force->stats.wc = spell_ob->stats.wc;
1563		1414
1564	change_abil (tmp, force); /* Mostly to display any messages */	1415	change_abil (tmp, force); /* Mostly to display any messages */
1565	insert_ob_in_ob (force, tmp);	1416	insert_ob_in_ob (force, tmp);
1566	fix_player (tmp);	1417	tmp->update_stats ();
		1418
1567	return 1;	1419	return 1;
1568
1569	}	1420	}
1570
1571		1421
1572	/**********************************************************************	1422	/**********************************************************************
1573	* mood change	1423	* mood change
1574	* Arguably, this may or may not be an attack spell. But since it	1424	* Arguably, this may or may not be an attack spell. But since it
1575	* effects monsters, it seems best to put it into this file	1425	* effects monsters, it seems best to put it into this file
…		…
1580	*/	1430	*/
1581	int	1431	int
1582	mood_change (object *op, object *caster, object *spell)	1432	mood_change (object *op, object *caster, object *spell)
1583	{	1433	{
1584	object *tmp, *god, *head;	1434	object *tmp, *god, *head;
1585	int done_one, range, mflags, level, at, best_at;	1435	int done_one, range, level, at, best_at;
1586	sint16 x, y, nx, ny;
1587	mapstruct *m;
1588	const char *race;	1436	const char *race;
1589		1437
1590	/* We precompute some values here so that we don't have to keep	1438	/* We precompute some values here so that we don't have to keep
1591	* doing it over and over again.	1439	* doing it over and over again.
1592	*/	1440	*/
1593	god = find_god (determine_god (op));	1441	god = find_god (determine_god (op));
1594	level = caster_level (caster, spell);	1442	level = casting_level (caster, spell);
1595	range = spell->range + SP_level_range_adjust (caster, spell);	1443	range = spell->range + SP_level_range_adjust (caster, spell);
1596		1444
1597	/* On the bright side, no monster should ever have a race of GOD_...	1445	/* On the bright side, no monster should ever have a race of GOD_...
1598	* so even if the player doesn't worship a god, if race=GOD_.., it	1446	* so even if the player doesn't worship a god, if race=GOD_.., it
1599	* won't ever match anything.	1447	* won't ever match anything.
1600	*/	1448	*/
1601	if (!spell->race)	1449	if (!spell->race)
1602	race = NULL;	1450	race = NULL;
1603	else if (god && !strcmp (spell->race, "GOD_SLAYING"))	1451	else if (god && spell->race == shstr_GOD_SLAYING)
1604	race = god->slaying;	1452	race = god->slaying;
1605	else if (god && !strcmp (spell->race, "GOD_FRIEND"))	1453	else if (god && spell->race == shstr_GOD_FRIEND)
1606	race = god->race;	1454	race = god->race;
1607	else	1455	else
1608	race = spell->race;	1456	race = spell->race;
1609		1457
1610		1458	dynbuf buf;
1611	for (x = op->x - range; x <= op->x + range; x++)	1459	unordered_mapwalk (buf, op, -range, -range, range, range)
1612	for (y = op->y - range; y <= op->y + range; y++)
1613	{	1460	{
		1461	mapspace &ms = m->at (nx, ny);
1614		1462
1615	done_one = 0;
1616	m = op->map;
1617	nx = x;
1618	ny = y;
1619	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1620	if (mflags & P_OUT_OF_MAP)
1621	continue;
1622
1623	/* If there is nothing living on this space, no need to go further */	1463	/* If there is nothing living on this space, no need to go further */
1624	if (!(mflags & P_IS_ALIVE))	1464	if (!(ms.flags () & P_IS_ALIVE))
1625	continue;	1465	continue;
1626		1466
1627	for (tmp = get_map_ob (m, nx, ny); tmp; tmp = tmp->above)	1467	// players can only affect spaces that they can actually see
1628	if (QUERY_FLAG (tmp, FLAG_MONSTER))	1468	if (caster
		1469	&& caster->contr
		1470	&& caster->contr->darkness_at (m, nx, ny) == LOS_BLOCKED)
		1471	continue;
		1472
		1473	for (tmp = ms.top; tmp; tmp = tmp->below)
		1474	if (tmp->flag [FLAG_MONSTER])
1629	break;	1475	break;
1630		1476
1631	/* There can be living objects that are not monsters */	1477	/* There can be living objects that are not monsters */
1632	if (!tmp || tmp->type == PLAYER)	1478	if (!tmp)
1633	continue;	1479	continue;
1634		1480
1635	/* Only the head has meaningful data, so resolve to that */	1481	/* Only the head has meaningful data, so resolve to that */
1636	if (tmp->head)
1637	head = tmp->head;	1482	head = tmp->head_ ();
1638	else
1639	head = tmp;
1640		1483
1641	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1484	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */
1642	if (race && head->race && !strstr (race, head->race))	1485	if (race && head->race && !strstr (race, head->race))
1643	continue;	1486	continue;
1644	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))	1487
		1488	if (head->flag [FLAG_UNDEAD] && !spell->flag [FLAG_UNDEAD])
1645	continue;	1489	continue;
1646		1490
1647	/* Now do a bunch of stuff related to saving throws */	1491	/* Now do a bunch of stuff related to saving throws */
1648	best_at = -1;	1492	best_at = -1;
1649	if (spell->attacktype)	1493	if (spell->attacktype)
1650	{	1494	{
1651	for (at = 0; at < NROFATTACKS; at++)	1495	for (at = 0; at < NROFATTACKS; at++)
1652	if (spell->attacktype & (1 << at))	1496	if (spell->attacktype & (1 << at))
1653	if (best_at == -1 || head->resist[at] > head->resist[best_at])	1497	if (best_at == -1 || head->resist[at] > head->resist[best_at])
1654	best_at = at;	1498	best_at = at;
1655		1499
1656	if (best_at == -1)	1500	if (best_at == -1)
1657	at = 0;	1501	at = 0;
1658	else	1502	else
1659	{	1503	{
1660	if (head->resist[best_at] == 100)	1504	if (head->resist[best_at] == 100)
1661	continue;	1505	continue;
1662	else	1506	else
1663	at = head->resist[best_at] / 5;	1507	at = head->resist[best_at] / 5;
1664	}	1508	}
		1509
1665	at -= level / 5;	1510	at -= level / 5;
1666	if (did_make_save (head, head->level, at))	1511	if (did_make_save (head, head->level, at))
1667	continue;	1512	continue;
1668	}	1513	}
1669	else /* spell->attacktype */	1514	else /* spell->attacktype */
		1515	{
1670	/*	1516	/*
1671	Spell has no attacktype (charm & such), so we'll have a specific saving:	1517	Spell has no attacktype (charm & such), so we'll have a specific saving:
1672	* if spell level < monster level, no go	1518	* if spell level < monster level, no go
1673	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )	1519	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1674		1520
…		…
1676		1522
1677	This is required to fix the 'charm monster' abuse, where a player level 1 can	1523	This is required to fix the 'charm monster' abuse, where a player level 1 can
1678	charm a level 125 monster...	1524	charm a level 125 monster...
1679		1525
1680	Ryo, august 14th	1526	Ryo, august 14th
1681	*/	1527	*/
1682	{
1683	if (head->level > level)	1528	if (head->level > level)
1684	continue;	1529	continue;
		1530
1685	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))	1531	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + min (50, 2 * (level - head->level))))
1686	/* Failed, no effect */	1532	/* Failed, no effect */
1687	continue;	1533	continue;
1688	}	1534	}
1689		1535
1690	/* Done with saving throw. Now start effecting the monster */	1536	/* Done with saving throw. Now start affecting the monster */
		1537	done_one = 0;
1691		1538
1692	/* aggravation */	1539	/* aggravation */
1693	if (QUERY_FLAG (spell, FLAG_MONSTER))	1540	if (spell->flag [FLAG_MONSTER])
1694	{	1541	{
1695	CLEAR_FLAG (head, FLAG_SLEEP);	1542	head->clr_flag (FLAG_SLEEP);
1696	if (QUERY_FLAG (head, FLAG_FRIENDLY))
1697	remove_friendly_object (head);	1543	remove_friendly_object (head);
1698
1699	done_one = 1;	1544	done_one = 1;
1700	head->enemy = op;	1545	head->enemy = op;
1701	}	1546	}
1702		1547
1703	/* calm monsters */	1548	/* calm monsters */
1704	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))	1549	if (spell->flag [FLAG_UNAGGRESSIVE] && !head->flag [FLAG_UNAGGRESSIVE])
1705	{	1550	{
1706	SET_FLAG (head, FLAG_UNAGGRESSIVE);	1551	head->set_flag (FLAG_UNAGGRESSIVE);
1707	head->enemy = NULL;	1552	head->enemy = NULL;
1708	done_one = 1;	1553	done_one = 1;
1709	}	1554	}
1710		1555
1711	/* berserk monsters */	1556	/* berserk monsters */
1712	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))	1557	if (spell->flag [FLAG_BERSERK] && !head->flag [FLAG_BERSERK])
1713	{	1558	{
1714	SET_FLAG (head, FLAG_BERSERK);	1559	head->set_flag (FLAG_BERSERK);
1715	done_one = 1;	1560	done_one = 1;
1716	}	1561	}
		1562
1717	/* charm */	1563	/* charm */
1718	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))	1564	if (spell->flag [FLAG_NO_ATTACK] && !head->flag [FLAG_FRIENDLY])
1719	{	1565	{
1720	SET_FLAG (head, FLAG_FRIENDLY);	1566	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1567
1721	/* Prevent uncontolled outbreaks of self replicating monsters.	1568	/* Prevent uncontrolled outbreaks of self replicating monsters.
1722	Typical use case is charm, go somwhere, use aggravation to make hostile.	1569	Typical use case is charm, go somwhere, use aggravation to make hostile.
1723	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */	1570	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1724	CLEAR_FLAG (head, FLAG_GENERATOR);	1571	head->clr_flag (FLAG_GENERATOR);
1725	set_owner (head, op);	1572	head->set_owner (op);
1726	set_spell_skill (op, caster, spell, head);	1573	set_spell_skill (op, caster, spell, head);
1727	add_friendly_object (head);	1574	add_friendly_object (head);
1728	head->attack_movement = PETMOVE;	1575	head->attack_movement = PETMOVE;
1729	done_one = 1;	1576	done_one = 1;
1730	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1577	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1731	head->stats.exp = 0;	1578	head->stats.exp = 0;
1732	}	1579	}
1733		1580
1734	/* If a monster was effected, put an effect in */	1581	/* If a monster was effected, put an effect in */
1735	if (done_one && spell->other_arch)	1582	if (done_one && spell->other_arch)
1736	{	1583	m->insert (spell->other_arch->instance (), nx, ny, op);
1737	tmp = arch_to_object (spell->other_arch);	1584	}
1738	tmp->x = nx;
1739	tmp->y = ny;
1740	insert_ob_in_map (tmp, m, op, 0);
1741	}
1742	} /* for y */
1743		1585
1744	return 1;	1586	return 1;
1745	}	1587	}
1746
1747		1588
1748	/* Move_ball_spell: This handles ball type spells that just sort of wander	1589	/* Move_ball_spell: This handles ball type spells that just sort of wander
1749	* about. was called move_ball_lightning, but since more than the ball	1590	* about. was called move_ball_lightning, but since more than the ball
1750	* lightning spell used it, that seemed misnamed.	1591	* lightning spell used it, that seemed misnamed.
1751	* op is the spell effect.	1592	* op is the spell effect.
1752	* note that duration is handled by process_object() in time.c	1593	* note that duration is handled by process_object() in time.c
1753	*/	1594	*/
1754
1755	void	1595	void
1756	move_ball_spell (object *op)	1596	move_ball_spell (object *op)
1757	{	1597	{
1758	int i, j, dam_save, dir, mflags;	1598	int i, j, dam_save, dir, mflags;
1759	sint16 nx, ny, hx, hy;	1599	sint16 nx, ny, hx, hy;
1760	object *owner;	1600	object *owner;
1761	mapstruct *m;	1601	maptile *m;
1762		1602
1763	owner = get_owner (op);	1603	owner = op->owner;
1764		1604
1765	/* the following logic makes sure that the ball doesn't move into a wall,	1605	/* the following logic makes sure that the ball doesn't move into a wall,
1766	* and makes sure that it will move along a wall to try and get at it's	1606	* and makes sure that it will move along a wall to try and get at it's
1767	* victim. The block immediately below more or less chooses a random	1607	* victim. The block immediately below more or less chooses a random
1768	* offset to move the ball, eg, keep it mostly on course, with some	1608	* offset to move the ball, eg, keep it mostly on course, with some
…		…
1778	for (i = 1; i < 9; i++)	1618	for (i = 1; i < 9; i++)
1779	{	1619	{
1780	/* i bit 0: alters sign of offset	1620	/* i bit 0: alters sign of offset
1781	* other bits (i / 2): absolute value of offset	1621	* other bits (i / 2): absolute value of offset
1782	*/	1622	*/
1783
1784	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);	1623	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1785	int tmpdir = absdir (op->direction + offset);	1624	int tmpdir = absdir (op->direction + offset);
1786		1625
1787	nx = op->x + freearr_x[tmpdir];	1626	nx = op->x + freearr_x[tmpdir];
1788	ny = op->y + freearr_y[tmpdir];	1627	ny = op->y + freearr_y[tmpdir];
…		…
1790	{	1629	{
1791	dir = tmpdir;	1630	dir = tmpdir;
1792	break;	1631	break;
1793	}	1632	}
1794	}	1633	}
		1634
1795	if (dir == 0)	1635	if (dir == 0)
1796	{	1636	{
1797	nx = op->x;	1637	nx = op->x;
1798	ny = op->y;	1638	ny = op->y;
1799	m = op->map;	1639	m = op->map;
1800	}	1640	}
1801		1641
1802	remove_ob (op);	1642	m->insert (op, nx, ny, op);
1803	op->y = ny;
1804	op->x = nx;
1805	insert_ob_in_map (op, m, op, 0);
1806		1643
1807	dam_save = op->stats.dam; /* save the original dam: we do halfdam on	1644	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1808	surrounding squares */	1645	surrounding squares */
1809		1646
1810	/* loop over current square and neighbors to hit.	1647	/* loop over current square and neighbors to hit.
1811	* if this has an other_arch field, we insert that in	1648	* if this has an other_arch field, we insert that in
1812	* the surround spaces.	1649	* the surround spaces.
1813	*/	1650	*/
1814	for (j = 0; j < 9; j++)	1651	for (j = 0; j < 9; j++)
1815	{	1652	{
1816	object *new_ob;
1817
1818	hx = nx + freearr_x[j];	1653	hx = nx + freearr_x[j];
1819	hy = ny + freearr_y[j];	1654	hy = ny + freearr_y[j];
1820		1655
1821	m = op->map;	1656	m = op->map;
1822	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);	1657	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
…		…
1830		1665
1831	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))	1666	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))
1832	{	1667	{
1833	if (j)	1668	if (j)
1834	op->stats.dam = dam_save / 2;	1669	op->stats.dam = dam_save / 2;
		1670
1835	hit_map (op, j, op->attacktype, 1);	1671	hit_map (op, j, op->attacktype, 1);
1836
1837	}	1672	}
1838		1673
1839	/* insert the other arch */	1674	/* insert the other arch */
1840	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))	1675	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))
1841	{	1676	m->insert (op->other_arch->instance (), hx, hy, op);
1842	new_ob = arch_to_object (op->other_arch);
1843	new_ob->x = hx;
1844	new_ob->y = hy;
1845	insert_ob_in_map (new_ob, m, op, 0);
1846	}
1847	}	1677	}
1848		1678
1849	/* restore to the center location and damage */	1679	/* restore to the center location and damage */
1850	op->stats.dam = dam_save;	1680	op->stats.dam = dam_save;
1851		1681
1852	i = spell_find_dir (op->map, op->x, op->y, get_owner (op));	1682	i = spell_find_dir (op->map, op->x, op->y, op->owner);
1853		1683
1854	if (i >= 0)	1684	if (i >= 0)
1855	{ /* we have a preferred direction! */	1685	{ /* we have a preferred direction! */
1856	/* pick another direction if the preferred dir is blocked. */	1686	/* pick another direction if the preferred dir is blocked. */
1857	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||	1687	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||
1858	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))	1688	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1859	{
1860	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */	1689	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1861	}	1690
1862	op->direction = i;	1691	op->direction = i;
1863	}	1692	}
1864	}	1693	}
1865		1694
1866
1867	/* move_swarm_spell: peterm	1695	/* move_swarm_spell: peterm
1868	* This is an implementation of the swarm spell. It was written for	1696	* This is an implementation of the swarm spell. It was written for
1869	* meteor swarm, but it could be used for any swarm. A swarm spell	1697	* meteor swarm, but it could be used for any swarm. A swarm spell
1870	* is a special type of object that casts swarms of other types	1698	* is a special type of object that casts swarms of other types
1871	* of spells. Which spell it casts is flexible. It fires the spells	1699	* of spells. Which spell it casts is flexible. It fires the spells
1872	* from a set of squares surrounding the caster, in a given direction.	1700	* from a set of squares surrounding the caster, in a given direction.
1873	*/	1701	*/
1874
1875	void	1702	void
1876	move_swarm_spell (object *op)	1703	move_swarm_spell (object *op)
1877	{	1704	{
1878	#if 0	1705	#if 0
1879	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };	1706	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1880	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };	1707	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1881	sint16 target_x, target_y, origin_x, origin_y;	1708	sint16 target_x, target_y, origin_x, origin_y;
1882	int adjustdir;	1709	int adjustdir;
1883	mapstruct *m;	1710	maptile *m;
1884	#endif	1711	#endif
1885	int basedir;
1886	object *owner;	1712	object *owner = op->env;
1887		1713
1888	owner = get_owner (op);	1714	if (!owner) // MUST not happen, remove when true TODO
1889	if (op->duration == 0 || owner == NULL)
1890	{
1891	remove_ob (op);
1892	free_object (op);
1893	return;
1894	}	1715	{
		1716	LOG (llevError, "swarm spell found outside inventory: %s\n", op->debug_desc ());
		1717	op->destroy ();
		1718	return;
		1719	}
		1720
		1721	if (!op->duration || !owner->is_on_map ())
		1722	{
		1723	op->drop_and_destroy ();
		1724	return;
		1725	}
		1726
1895	op->duration--;	1727	op->duration--;
1896		1728
1897	basedir = op->direction;	1729	int basedir = op->direction;
1898	if (basedir == 0)	1730	if (!basedir)
1899	{	1731	{
1900	/* spray in all directions! 8) */	1732	/* spray in all directions! 8) */
1901	basedir = rndm (1, 8);	1733	op->facing = (op->facing + op->state) & 7;
		1734	basedir = op->facing + 1;
1902	}	1735	}
1903		1736
1904	#if 0	1737	#if 0
1905	// this is bogus: it causes wrong places to be checked below	1738	// this is bogus: it causes wrong places to be checked below
1906	// (a wall 2 cells away will block the effect...) and	1739	// (a wall 2 cells away will block the effect...) and
1907	// doesn't work for SP_BULLET anyhow, so again tests the wrong	1740	// doesn't work for SP_BULLET anyhow, so again tests the wrong
1908	// space.	1741	// space.
1909	// should be fixed later, but correctness before featurs...	1742	// should be fixed later, but correctness before features...
1910	// (schmorp)	1743	// (schmorp)
1911		1744
1912	/* new offset calculation to make swarm element distribution	1745	/* new offset calculation to make swarm element distribution
1913	* more uniform	1746	* more uniform
1914	*/	1747	*/
…		…
1967	{	1800	{
1968	/* Bullet spells have a bunch more customization that needs to be done */	1801	/* Bullet spells have a bunch more customization that needs to be done */
1969	if (op->spell->subtype == SP_BULLET)	1802	if (op->spell->subtype == SP_BULLET)
1970	fire_bullet (owner, op, basedir, op->spell);	1803	fire_bullet (owner, op, basedir, op->spell);
1971	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1804	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1972	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1805	fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell);
1973	}	1806	}
1974	}	1807	}
1975
1976
1977
1978		1808
1979	/* fire_swarm:	1809	/* fire_swarm:
1980	* The following routine creates a swarm of objects. It actually	1810	* The following routine creates a swarm of objects. It actually
1981	* sets up a specific swarm object, which then fires off all	1811	* sets up a specific swarm object, which then fires off all
1982	* the parts of the swarm.	1812	* the parts of the swarm.
…		…
1985	* caster: the caster (owner, wand, rod, scroll)	1815	* caster: the caster (owner, wand, rod, scroll)
1986	* dir: the direction everything will be fired in	1816	* dir: the direction everything will be fired in
1987	* spell - the spell that is this spell.	1817	* spell - the spell that is this spell.
1988	* n: the number to be fired.	1818	* n: the number to be fired.
1989	*/	1819	*/
1990
1991	int	1820	int
1992	fire_swarm (object *op, object *caster, object *spell, int dir)	1821	fire_swarm (object *op, object *caster, object *spell, int dir)
1993	{	1822	{
1994	object *tmp;
1995	int i;
1996
1997	if (!spell->other_arch)	1823	if (!spell->other_arch)
1998	return 0;	1824	return 0;
1999		1825
2000	tmp = get_archetype (SWARM_SPELL);	1826	object *tmp = archetype::get (SWARM_SPELL);
2001	tmp->x = op->x;	1827
2002	tmp->y = op->y;
2003	set_owner (tmp, op); /* needed so that if swarm elements kill, caster gets xp. */
2004	set_spell_skill (op, caster, spell, tmp);	1828	set_spell_skill (op, caster, spell, tmp);
2005
2006	tmp->level = caster_level (caster, spell); /*needed later, to get level dep. right. */	1829	tmp->level = casting_level (caster, spell); /* needed later, to get level dep. right. */
2007	tmp->spell = arch_to_object (spell->other_arch);	1830	tmp->spell = spell->other_arch->instance ();
2008
2009	tmp->attacktype = tmp->spell->attacktype;	1831	tmp->attacktype = tmp->spell->attacktype;
2010		1832
2011	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)	1833	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
2012	{
2013	if (!tailor_god_spell (tmp, op))	1834	if (!tailor_god_spell (tmp, op))
2014	return 1;	1835	return 1;
2015	}	1836
2016	tmp->duration = SP_level_duration_adjust (caster, spell);	1837	tmp->duration = SP_level_duration_adjust (caster, spell);
2017	for (i = 0; i < spell->duration; i++)	1838	for (int i = 0; i < spell->duration; i++)
2018	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);	1839	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
2019		1840
		1841	tmp->invisible = 1;
		1842	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
2020	tmp->direction = dir;	1843	tmp->direction = dir;
2021	tmp->invisible = 1;	1844	tmp->facing = rndm (1, 8); // initial firing direction
2022	insert_ob_in_map (tmp, op->map, op, 0);	1845	tmp->state = rndm (4) * 2 + 1; // direction increment
		1846
		1847	op->insert (tmp);
		1848
2023	return 1;	1849	return 1;
2024	}	1850	}
2025
2026		1851
2027	/* See the spells documentation file for why this is its own	1852	/* See the spells documentation file for why this is its own
2028	* function.	1853	* function.
2029	*/	1854	*/
2030	int	1855	int
2031	cast_light (object *op, object *caster, object *spell, int dir)	1856	cast_light (object *op, object *caster, object *spell, int dir)
2032	{	1857	{
2033	object *target = NULL, *tmp = NULL;	1858	object *target = NULL, *tmp = NULL;
2034	sint16 x, y;	1859	sint16 x, y;
2035	int dam, mflags;	1860	int dam, mflags;
2036	mapstruct *m;	1861	maptile *m;
2037		1862
2038	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1863	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
2039		1864
2040	if (!dir)	1865	if (dir)
2041	{
2042	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
2043	return 0;
2044	}	1866	{
2045
2046	x = op->x + freearr_x[dir];	1867	x = op->x + freearr_x[dir];
2047	y = op->y + freearr_y[dir];	1868	y = op->y + freearr_y[dir];
2048	m = op->map;	1869	m = op->map;
2049		1870
2050	mflags = get_map_flags (m, &m, x, y, &x, &y);	1871	mflags = get_map_flags (m, &m, x, y, &x, &y);
2051		1872
2052	if (mflags & P_OUT_OF_MAP)	1873	if (mflags & P_OUT_OF_MAP)
2053	{	1874	{
2054	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");	1875	op->failmsg ("Nothing is there.");
2055	return 0;	1876	return 0;
2056	}	1877	}
2057		1878
2058	if (mflags & P_IS_ALIVE && spell->attacktype)	1879	if (mflags & P_IS_ALIVE && spell->attacktype)
2059	{
2060	for (target = get_map_ob (m, x, y); target; target = target->above)
2061	if (QUERY_FLAG (target, FLAG_MONSTER))
2062	{	1880	{
		1881	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
		1882	if (target->flag [FLAG_MONSTER])
		1883	{
2063	/* oky doky. got a target monster. Lets make a blinding attack */	1884	/* oky doky. got a target monster. Lets make a blinding attack */
2064	if (target->head)	1885	if (target->head)
2065	target = target->head;	1886	target = target->head;
		1887
2066	(void) hit_player (target, dam, op, spell->attacktype, 1);	1888	hit_player (target, dam, op, spell->attacktype, 1);
2067	return 1; /* one success only! */	1889	return 1; /* one success only! */
		1890	}
2068	}	1891	}
2069	}
2070		1892
2071	/* no live target, perhaps a wall is in the way? */	1893	/* no live target, perhaps a wall is in the way? */
2072	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))	1894	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
2073	{	1895	{
2074	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	1896	op->failmsg ("Something is in the way.");
2075	return 0;	1897	return 0;
		1898	}
2076	}	1899	}
2077		1900
2078	/* ok, looks groovy to just insert a new light on the map */	1901	/* ok, looks groovy to just insert a new light on the map */
2079	tmp = arch_to_object (spell->other_arch);	1902	tmp = spell->other_arch->instance ();
2080	if (!tmp)	1903	if (!tmp)
2081	{	1904	{
2082	LOG (llevError, "Error: spell arch for cast_light() missing.\n");	1905	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
2083	return 0;	1906	return 0;
2084	}	1907	}
		1908
2085	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);	1909	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
		1910
2086	if (tmp->glow_radius)	1911	if (tmp->glow_radius)
2087	{	1912	tmp->set_glow_radius (
2088	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);	1913	clamp (spell->range + SP_level_range_adjust (caster, spell), 1, MAX_LIGHT_RADIUS)
2089	if (tmp->glow_radius > MAX_LIGHT_RADII)	1914	);
2090	tmp->glow_radius = MAX_LIGHT_RADII;	1915
2091	}	1916	if (dir)
2092	tmp->x = x;	1917	m->insert (tmp, x, y, op);
2093	tmp->y = y;	1918	else
2094	insert_ob_in_map (tmp, m, op, 0);	1919	caster->outer_env_or_self ()->insert (tmp);
		1920
2095	return 1;	1921	return 1;
2096	}	1922	}
2097
2098
2099
2100		1923
2101	/* cast_cause_disease: this spell looks along <dir> from the	1924	/* cast_cause_disease: this spell looks along <dir> from the
2102	* player and infects someone.	1925	* player and infects someone.
2103	* op is the player/monster, caster is the object, dir is the direction	1926	* op is the player/monster, caster is the object, dir is the direction
2104	* to cast, disease_arch is the specific disease, and type is the spell number	1927	* to cast, disease_arch is the specific disease, and type is the spell number
2105	* perhaps this should actually be in disease.c?	1928	* perhaps this should actually be in disease.c?
2106	*/	1929	*/
2107
2108	int	1930	int
2109	cast_cause_disease (object *op, object *caster, object *spell, int dir)	1931	cast_cause_disease (object *op, object *caster, object *spell, int dir)
2110	{	1932	{
2111	sint16 x, y;	1933	sint16 x, y;
2112	int i, mflags, range, dam_mod, dur_mod;	1934	int i, mflags, range, dam_mod, dur_mod;
2113	object *walk;	1935	object *walk;
2114	mapstruct *m;	1936	maptile *m;
2115		1937
2116	x = op->x;	1938	x = op->x;
2117	y = op->y;	1939	y = op->y;
2118		1940
2119	/* If casting from a scroll, no direction will be available, so refer to the	1941	/* If casting from a scroll, no direction will be available, so refer to the
2120	* direction the player is pointing.	1942	* direction the player is pointing.
2121	*/	1943	*/
2122	if (!dir)	1944	if (!dir)
2123	dir = op->facing;	1945	dir = op->facing;
		1946
2124	if (!dir)	1947	if (!dir)
2125	return 0; /* won't find anything if casting on ourself, so just return */	1948	return 0; /* won't find anything if casting on ourself, so just return */
2126		1949
2127	/* Calculate these once here */	1950	/* Calculate these once here */
2128	range = spell->range + SP_level_range_adjust (caster, spell);	1951	range = spell->range + SP_level_range_adjust (caster, spell);
…		…
2147		1970
2148	/* Only bother looking on this space if there is something living here */	1971	/* Only bother looking on this space if there is something living here */
2149	if (mflags & P_IS_ALIVE)	1972	if (mflags & P_IS_ALIVE)
2150	{	1973	{
2151	/* search this square for a victim */	1974	/* search this square for a victim */
2152	for (walk = get_map_ob (m, x, y); walk; walk = walk->above)	1975	for (walk = GET_MAP_OB (m, x, y); walk; walk = walk->above)
2153	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))	1976	if (walk->flag [FLAG_MONSTER] || (walk->type == PLAYER))
2154	{ /* found a victim */	1977	{ /* found a victim */
2155	object *disease = arch_to_object (spell->other_arch);	1978	object *disease = spell->other_arch->instance ();
2156		1979
2157	set_owner (disease, op);	1980	disease->set_owner (op);
2158	set_spell_skill (op, caster, spell, disease);	1981	set_spell_skill (op, caster, spell, disease);
2159	disease->stats.exp = 0;	1982	disease->stats.exp = 0;
2160	disease->level = caster_level (caster, spell);	1983	disease->level = casting_level (caster, spell);
2161		1984
2162	/* do level adjustments */	1985	/* do level adjustments */
2163	if (disease->stats.wc)	1986	if (disease->stats.wc ) disease->stats.wc += dur_mod / 2;
2164	disease->stats.wc += dur_mod / 2;	1987	if (disease->magic > 0) disease->magic += dur_mod / 8;
2165		1988	if (disease->stats.maxhp > 0) disease->stats.maxhp += dur_mod;
2166	if (disease->magic > 0)	1989	if (disease->stats.maxgrace > 0) disease->stats.maxgrace += dur_mod;
2167	disease->magic += dur_mod / 4;
2168
2169	if (disease->stats.maxhp > 0)
2170	disease->stats.maxhp += dur_mod;
2171
2172	if (disease->stats.maxgrace > 0)
2173	disease->stats.maxgrace += dur_mod;
2174
2175	if (disease->stats.dam)
2176	{
2177	if (disease->stats.dam > 0)
2178	disease->stats.dam += dam_mod;
2179	else
2180	disease->stats.dam -= dam_mod;
2181	}
2182		1990
2183	if (disease->last_sp)	1991	if (disease->last_sp)
2184	{	1992	{
2185	disease->last_sp -= 2 * dam_mod;	1993	disease->last_sp -= 2 * dam_mod;
		1994
2186	if (disease->last_sp < 1)	1995	if (disease->last_sp < 1)
2187	disease->last_sp = 1;	1996	disease->last_sp = 1;
2188	}	1997	}
2189		1998
2190	if (disease->stats.maxsp)	1999	if (disease->stats.dam ) disease->stats.dam += copysign (disease->stats.dam , dam_mod);
2191	{	2000	if (disease->stats.maxsp) disease->stats.maxsp += copysign (disease->stats.maxsp, dam_mod);
2192	if (disease->stats.maxsp > 0)	2001	if (disease->stats.ac ) disease->stats.ac += dam_mod;
2193	disease->stats.maxsp += dam_mod;	2002	if (disease->last_eat ) disease->last_eat -= dam_mod;
2194	else	2003	if (disease->stats.hp ) disease->stats.hp -= dam_mod;
2195	disease->stats.maxsp -= dam_mod;	2004	if (disease->stats.sp ) disease->stats.sp -= dam_mod;
2196	}
2197
2198	if (disease->stats.ac)
2199	disease->stats.ac += dam_mod;
2200
2201	if (disease->last_eat)
2202	disease->last_eat -= dam_mod;
2203
2204	if (disease->stats.hp)
2205	disease->stats.hp -= dam_mod;
2206
2207	if (disease->stats.sp)
2208	disease->stats.sp -= dam_mod;
2209		2005
2210	if (infect_object (walk, disease, 1))	2006	if (infect_object (walk, disease, 1))
2211	{	2007	{
2212	object *flash; /* visual effect for inflicting disease */
2213
2214	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);	2008	op->statusmsg (format ("You inflict %s on %s!", &disease->name, &walk->name));
2215		2009
2216	free_object (disease); /* don't need this one anymore */	2010	disease->destroy (); /* don't need this one anymore */
2217	flash = get_archetype (ARCH_DETECT_MAGIC);	2011	walk->map->insert (archetype::get (shstr_detect_magic), x, y, op);
2218	flash->x = x;
2219	flash->y = y;
2220	flash->map = walk->map;
2221	insert_ob_in_map (flash, walk->map, op, 0);
2222	return 1;	2012	return 1;
2223	}	2013	}
2224	free_object (disease);	2014
		2015	disease->destroy ();
2225	}	2016	}
2226	} /* if living creature */	2017	} /* if living creature */
2227	} /* for range of spaces */	2018	} /* for range of spaces */
		2019
2228	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");	2020	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
2229	return 1;	2021	return 1;
2230	}	2022	}

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