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/cvs/deliantra/server/server/spell_attack.C

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.9 by root, Sun Sep 10 15:59:57 2006 UTC vs.
Revision 1.82 by root, Sat Feb 21 06:30:34 2009 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 1.9 2006/09/10 15:59:57 root Exp $";	3	*
5	*/	4	* Copyright (©) 2005,2006,2007,2008 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 (©) 2002-2003,2007 Mark Wedel & Crossfire Development Team
12	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 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
15	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
16	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
17	(at your option) any later version.	11	* (at your 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 GNU General Public License
25	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
26	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
27		21	* The authors can be reached via e-mail to <support@deliantra.net>
28	The authors can be reached via e-mail at crossfire-devel@real-time.com
29	*/	22	*/
30		23
31	/* This file contains all the spell attack code. Grouping this code	24	/* This file contains all the spell attack code. Grouping this code
32	* together should hopefully make it easier to find the relevent bits	25	* together should hopefully make it easier to find the relevent bits
33	* of code	26	* of code
34	*/	27	*/
35		28
36	#include <global.h>	29	#include <global.h>
37	#include <object.h>	30	#include <object.h>
38	#include <living.h>	31	#include <living.h>
39	#ifndef __CEXTRACT__
40	# include <sproto.h>	32	#include <sproto.h>
41	#endif
42	#include <spells.h>	33	#include <spells.h>
43	#include <sounds.h>	34	#include <sounds.h>
44		35
45	/* this function checks to see if a spell pushes objects as well	36	/* 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)	37	* as flies over and damages them (only used for cones for now)
47	* but moved here so it could be applied to bolts too	38	* but moved here so it could be applied to bolts too
48	* op is the spell object.	39	* op is the spell object.
49	*/	40	*/
50
51	void	41	void
52	check_spell_knockback (object *op)	42	check_spell_knockback (object *op)
53	{	43	{
54	object *tmp, *tmp2; /* object on the map */
55	int weight_move;	44	int weight_move;
56	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */	45	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */
57		46
58	if (!op->weight)	47	if (!op->weight)
59	{ /*shouldn't happen but if cone object has no weight drop out */	48	{ /*shouldn't happen but if cone object has no weight drop out */
…		…
64	{	53	{
65	weight_move = op->weight + (op->weight * op->level) / 3;	54	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); */	55	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */
67	}	56	}
68		57
69	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	58	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
70	{	59	{
71	int num_sections = 1;	60	int num_sections = 1;
72		61
73	/* don't move DM */	62	/* don't move DM */
74	if (QUERY_FLAG (tmp, FLAG_WIZ))	63	if (QUERY_FLAG (tmp, FLAG_WIZ))
…		…
81	/* don't move floors or immobile objects */	70	/* 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)))	71	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
83	continue;	72	continue;
84		73
85	/* count the object's sections */	74	/* count the object's sections */
86	for (tmp2 = tmp; tmp2 != NULL; tmp2 = tmp2->more)	75	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
87	num_sections++;	76	num_sections++;
88		77
89	/* I'm not sure if it makes sense to divide by num_sections - bigger	78	/* 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	79	* 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.	80	* object, not just the head, so the total weight should be relevant.
…		…
115	*	104	*
116	* BOLT CODE	105	* BOLT CODE
117	*	106	*
118	***************************************************************************/	107	***************************************************************************/
119		108
120	/* Causes op to fork. op is the original bolt, tmp	109	/* Causes op to fork. op is the original bolt, tmp
121	* is the first piece of the fork.	110	* is the first piece of the fork.
122	*/	111	*/
123
124	void	112	void
125	forklightning (object *op, object *tmp)	113	forklightning (object *op, object *tmp)
126	{	114	{
127	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */	115	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 */	116	int t_dir; /* stores temporary dir calculation */
129	mapstruct *m;	117	maptile *m;
130	sint16 sx, sy;	118	sint16 sx, sy;
131	object *new_bolt;	119	object *new_bolt;
132		120
133	/* pick a fork direction. tmp->stats.Con is the left bias	121	/* pick a fork direction. tmp->stats.Con is the left bias
134	* i.e., the chance in 100 of forking LEFT	122	* i.e., the chance in 100 of forking LEFT
…		…
147		135
148	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))	136	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))
149	return;	137	return;
150		138
151	/* OK, we made a fork */	139	/* OK, we made a fork */
152	new_bolt = get_object ();	140	new_bolt = tmp->clone ();
153	copy_object (tmp, new_bolt);
154		141
155	/* reduce chances of subsequent forking */	142	/* reduce chances of subsequent forking */
156	new_bolt->stats.Dex -= 10;	143	new_bolt->stats.Dex -= 10;
157	tmp->stats.Dex -= 10; /* less forks from main bolt too */	144	tmp->stats.Dex -= 10; /* less forks from main bolt too */
158	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	145	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
159	new_bolt->speed_left = -0.1;	146	new_bolt->speed_left = -0.1f;
160	new_bolt->direction = t_dir;	147	new_bolt->direction = t_dir;
161	new_bolt->duration++;	148	new_bolt->duration++;
162	new_bolt->x = sx;
163	new_bolt->y = sy;
164	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	149	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
165	new_bolt->stats.dam++;	150	new_bolt->stats.dam++;
166	tmp->stats.dam /= 2; /* reduce father bolt damage */	151	tmp->stats.dam /= 2; /* reduce father bolt damage */
167	tmp->stats.dam++;	152	tmp->stats.dam++;
168	new_bolt = insert_ob_in_map (new_bolt, m, op, 0);	153
		154	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
169	update_turn_face (new_bolt);	155	update_turn_face (new_bolt);
170	}	156	}
171		157
172	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	158	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
173	* and checks for various things that may stop it.	159	* and checks for various things that may stop it.
174	*/	160	*/
175
176	void	161	void
177	move_bolt (object *op)	162	move_bolt (object *op)
178	{	163	{
179	object *tmp;
180	int mflags;	164	int mflags;
181	sint16 x, y;	165	sint16 x, y;
182	mapstruct *m;	166	maptile *m;
183		167
184	if (--(op->duration) < 0)	168	if (--op->duration < 0)
185	{
186	remove_ob (op);
187	free_object (op);
188	return;
189	}	169	{
		170	op->drop_and_destroy ();
		171	return;
		172	}
		173
190	hit_map (op, 0, op->attacktype, 1);	174	hit_map (op, 0, op->attacktype, 1);
191		175
192	if (!op->direction)	176	if (!op->direction)
193	return;	177	return;
194		178
195	if (--op->range < 0)	179	if (--op->range < 0)
196	{
197	op->range = 0;	180	op->range = 0;
198	}
199	else	181	else
200	{	182	{
201	x = op->x + DIRX (op);	183	x = op->x + DIRX (op);
202	y = op->y + DIRY (op);	184	y = op->y + DIRY (op);
203	m = op->map;	185	m = op->map;
…		…
211	* on the space. So only call reflwall if we think the data it returns	193	* on the space. So only call reflwall if we think the data it returns
212	* will be useful.	194	* will be useful.
213	*/	195	*/
214	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))	196	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
215	{	197	{
216
217	if (!QUERY_FLAG (op, FLAG_REFLECTING))	198	if (!QUERY_FLAG (op, FLAG_REFLECTING))
218	return;	199	return;
219		200
220	/* Since walls don't run diagonal, if the bolt is in	201	/* Since walls don't run diagonal, if the bolt is in
221	* one of 4 main directions, it just reflects back in the	202	* one of 4 main directions, it just reflects back in the
…		…
251	else if (left)	232	else if (left)
252	op->direction = absdir (op->direction + 2);	233	op->direction = absdir (op->direction + 2);
253	else if (right)	234	else if (right)
254	op->direction = absdir (op->direction - 2);	235	op->direction = absdir (op->direction - 2);
255	}	236	}
		237
256	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */	238	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */
257	return;	239	return;
258	}	240	}
259	else	241	else
260	{ /* Create a copy of this object and put it ahead */	242	{ /* Create a copy of this object and put it ahead */
261	tmp = get_object ();	243	object *tmp = op->clone ();
262	copy_object (op, tmp);	244
		245	m->insert (tmp, x, y, op);
263	tmp->speed_left = -0.1;	246	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 */	247	/* To make up for the decrease at the top of the function */
267	tmp->duration++;	248	tmp->duration++;
268		249
269	/* New forking code. Possibly create forks of this object	250	/* New forking code. Possibly create forks of this object
270	* going off in other directions.	251	* going off in other directions.
271	*/	252	*/
272
273	if (rndm (0, 99) < tmp->stats.Dex)	253	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
274	{ /* stats.Dex % of forking */	254	forklightning (op, tmp); /* stats.Dex % of forking */
275	forklightning (op, tmp);	255
276	}
277	/* In this way, the object left behind sticks on the space, but	256	/* In this way, the object left behind sticks on the space, but
278	* doesn't create any bolts that continue to move onward.	257	* doesn't create any bolts that continue to move onward.
279	*/	258	*/
280	op->range = 0;	259	op->range = 0;
281	} /* copy object and move it along */	260	} /* copy object and move it along */
…		…
288	* we remove the magic flag - that can be derived from	267	* we remove the magic flag - that can be derived from
289	* spob->attacktype.	268	* spob->attacktype.
290	* This function sets up the appropriate owner and skill	269	* This function sets up the appropriate owner and skill
291	* pointers.	270	* pointers.
292	*/	271	*/
293
294	int	272	int
295	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)	273	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)
296	{	274	{
297	object *tmp = NULL;	275	object *tmp = NULL;
298	int mflags;	276	int mflags;
…		…
305	return 0;	283	return 0;
306		284
307	/* peterm: level dependency for bolts */	285	/* peterm: level dependency for bolts */
308	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	286	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
309	tmp->attacktype = spob->attacktype;	287	tmp->attacktype = spob->attacktype;
		288
310	if (spob->slaying)	289	if (spob->slaying)
311	tmp->slaying = spob->slaying;	290	tmp->slaying = spob->slaying;
		291
312	tmp->range = spob->range + SP_level_range_adjust (caster, spob);	292	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
313	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);	293	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
314	tmp->stats.Dex = spob->stats.Dex;	294	tmp->stats.Dex = spob->stats.Dex;
315	tmp->stats.Con = spob->stats.Con;	295	tmp->stats.Con = spob->stats.Con;
316		296
317	tmp->direction = dir;	297	tmp->direction = dir;
318	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	298	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
319	SET_ANIMATION (tmp, dir);	299	SET_ANIMATION (tmp, dir);
320		300
321	set_owner (tmp, op);	301	tmp->set_owner (op);
322	set_spell_skill (op, caster, spob, tmp);	302	set_spell_skill (op, caster, spob, tmp);
323		303
324	tmp->x = op->x + DIRX (tmp);	304	tmp->x = op->x + DIRX (tmp);
325	tmp->y = op->y + DIRY (tmp);	305	tmp->y = op->y + DIRY (tmp);
326	tmp->map = op->map;	306	tmp->map = op->map;
327		307
		308	maptile *newmap;
328	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	309	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
329	if (mflags & P_OUT_OF_MAP)	310	if (mflags & P_OUT_OF_MAP)
330	{	311	{
331	free_object (tmp);	312	tmp->drop_and_destroy ();
332	return 0;	313	return 0;
333	}	314	}
		315
		316	tmp->map = newmap;
		317
334	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	318	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
335	{	319	{
336	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	320	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
337	{	321	{
338	free_object (tmp);	322	tmp->drop_and_destroy ();
339	return 0;	323	return 0;
340	}	324	}
		325
341	tmp->x = op->x;	326	tmp->x = op->x;
342	tmp->y = op->y;	327	tmp->y = op->y;
343	tmp->direction = absdir (tmp->direction + 4);	328	tmp->direction = absdir (tmp->direction + 4);
344	tmp->map = op->map;	329	tmp->map = op->map;
345	}	330	}
346	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	331
		332	if ((tmp = tmp->insert_at (tmp, op)))
347	move_bolt (tmp);	333	move_bolt (tmp);
		334
348	return 1;	335	return 1;
349	}	336	}
350
351
352		337
353	/***************************************************************************	338	/***************************************************************************
354	*	339	*
355	* BULLET/BALL CODE	340	* BULLET/BALL CODE
356	*	341	*
357	***************************************************************************/	342	***************************************************************************/
358		343
359	/* expands an explosion. op is a piece of the	344	/* expands an explosion. op is a piece of the
360	* explosion - this expans it in the different directions.	345	* explosion - this expands it in the different directions.
361	* At least that is what I think this does.	346	* At least that is what I think this does.
362	*/	347	*/
363	void	348	void
364	explosion (object *op)	349	explosion (object *op)
365	{	350	{
366	object *tmp;
367	mapstruct *m = op->map;	351	maptile *m = op->map;
368	int i;	352	int i;
369		353
370	if (--(op->duration) < 0)	354	if (--op->duration < 0)
371	{
372	remove_ob (op);
373	free_object (op);
374	return;
375	}	355	{
		356	op->destroy ();
		357	return;
		358	}
		359
376	hit_map (op, 0, op->attacktype, 0);	360	hit_map (op, 0, op->attacktype, 0);
377		361
378	if (op->range > 0)	362	if (op->range > 0)
379	{	363	{
380	for (i = 1; i < 9; i++)	364	for (i = 1; i < 9; i++)
381	{	365	{
382	sint16 dx, dy;	366	sint16 dx, dy;
383		367
384	dx = op->x + freearr_x[i];	368	dx = op->x + freearr_x[i];
385	dy = op->y + freearr_y[i];	369	dy = op->y + freearr_y[i];
		370
386	/* ok_to_put_more already does things like checks for walls,	371	/* ok_to_put_more already does things like checks for walls,
387	* out of map, etc.	372	* out of map, etc.
388	*/	373	*/
389	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))	374	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
390	{	375	{
391	tmp = get_object ();	376	object *tmp = op->clone ();
392	copy_object (op, tmp);	377
393	tmp->state = 0;	378	tmp->state = 0;
394	tmp->speed_left = -0.21;	379	tmp->speed_left = -0.21f;
395	tmp->range--;	380	tmp->range--;
396	tmp->value = 0;	381	tmp->value = 0;
397	tmp->x = dx;	382
398	tmp->y = dy;	383	m->insert (tmp, dx, dy, op);
399	insert_ob_in_map (tmp, m, op, 0);
400	}	384	}
401	}	385	}
402	}	386	}
403	}	387	}
404
405		388
406	/* Causes an object to explode, eg, a firebullet,	389	/* Causes an object to explode, eg, a firebullet,
407	* poison cloud ball, etc. op is the object to	390	* poison cloud ball, etc. op is the object to
408	* explode.	391	* explode.
409	*/	392	*/
410	void	393	void
411	explode_bullet (object *op)	394	explode_bullet (object *op)
412	{	395	{
413	tag_t op_tag = op->count;
414	object *tmp, *owner;	396	object *tmp, *owner;
415		397
416	if (op->other_arch == NULL)	398	if (!op->other_arch)
417	{	399	{
418	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	400	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
419	remove_ob (op);	401	op->destroy ();
420	free_object (op);
421	return;	402	return;
422	}	403	}
423		404
424	if (op->env)	405	if (op->env)
425	{	406	{
426	object *env;	407	object *env = op->outer_env ();
427		408
428	env = object_get_env_recursive (op);
429	if (env->map == NULL || out_of_map (env->map, env->x, env->y))	409	if (!env->map || out_of_map (env->map, env->x, env->y))
430	{	410	{
431	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	411	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
432	remove_ob (op);	412	op->destroy ();
433	free_object (op);
434	return;	413	return;
435	}	414	}
436	remove_ob (op);	415
437	op->x = env->x;	416	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	}	417	}
441	else if (out_of_map (op->map, op->x, op->y))	418	else if (out_of_map (op->map, op->x, op->y))
442	{	419	{
443	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	420	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
444	remove_ob (op);	421	op->destroy ();
445	free_object (op);
446	return;	422	return;
447	}	423	}
448		424
449	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps	425	// 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	426	// NOTE: If this breaks something important: remove this. I can't think of anything
451	// bad at the moment that might happen from this.	427	// 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)	428	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
453	{	429	{
454	remove_ob (op);	430	op->destroy ();
455	free_object (op);
456	return;	431	return;
457	}	432	}
458		433
459	if (op->attacktype)	434	if (op->attacktype)
460	{	435	{
461	hit_map (op, 0, op->attacktype, 1);	436	hit_map (op, 0, op->attacktype, 1);
462	if (was_destroyed (op, op_tag))	437
		438	if (op->destroyed ())
463	return;	439	return;
464	}	440	}
465		441
466	/* other_arch contains what this explodes into */	442	/* other_arch contains what this explodes into */
467	tmp = arch_to_object (op->other_arch);	443	tmp = arch_to_object (op->other_arch);
468		444
469	copy_owner (tmp, op);	445	tmp->set_owner (op);
470	tmp->skill = op->skill;	446	tmp->skill = op->skill;
471		447
472	owner = get_owner (op);	448	owner = op->owner;
473	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner && !tailor_god_spell (tmp, owner))	449
474	{	450	if ((tmp->attacktype & AT_HOLYWORD
475	remove_ob (op);	451	|| tmp->attacktype & AT_GODPOWER)
476	free_object (op);	452	&& owner
477	return;	453	&& !tailor_god_spell (tmp, owner))
478	}	454	{
479	tmp->x = op->x;	455	op->destroy ();
480	tmp->y = op->y;	456	return;
		457	}
481		458
482	/* special for bombs - it actually has sane values for these */	459	/* special for bombs - it actually has sane values for these */
483	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)	460	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
484	{	461	{
485	tmp->attacktype = op->attacktype;	462	tmp->attacktype = op->attacktype;
…		…
489	}	466	}
490	else	467	else
491	{	468	{
492	if (op->attacktype & AT_MAGIC)	469	if (op->attacktype & AT_MAGIC)
493	tmp->attacktype |= AT_MAGIC;	470	tmp->attacktype |= AT_MAGIC;
		471
494	/* Spell doc describes what is going on here */	472	/* Spell doc describes what is going on here */
495	tmp->stats.dam = op->dam_modifier;	473	tmp->stats.dam = op->dam_modifier;
496	tmp->range = op->stats.maxhp;	474	tmp->range = op->stats.maxhp;
497	tmp->duration = op->stats.hp;	475	tmp->duration = op->stats.hp;
498	/* Used for spell tracking - just need a unique val for this spell -	476	/* Used for spell tracking - just need a unique val for this spell -
…		…
506	tmp->stats.sp = op->direction;	484	tmp->stats.sp = op->direction;
507		485
508	/* Prevent recursion */	486	/* Prevent recursion */
509	op->move_on = 0;	487	op->move_on = 0;
510		488
511	insert_ob_in_map (tmp, op->map, op, 0);	489	tmp->insert_at (op, op);
		490	tmp->play_sound (tmp->sound);
		491
512	/* remove the firebullet */	492	/* remove the firebullet */
513	if (!was_destroyed (op, op_tag))	493	op->destroy ();
514	{
515	remove_ob (op);
516	free_object (op);
517	}
518	}	494	}
519
520
521		495
522	/* checks to see what op should do, given the space it is on	496	/* checks to see what op should do, given the space it is on
523	* (eg, explode, damage player, etc)	497	* (eg, explode, damage player, etc)
524	*/	498	*/
525
526	void	499	void
527	check_bullet (object *op)	500	check_bullet (object *op)
528	{	501	{
529	tag_t op_tag = op->count, tmp_tag;
530	object *tmp;	502	object *tmp;
531	int dam, mflags;	503	int dam, mflags;
532	mapstruct *m;	504	maptile *m;
533	sint16 sx, sy;	505	sint16 sx, sy;
534		506
535	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);	507	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);
536		508
537	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))	509	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))
…		…
546		518
547	/* If nothing alive on this space, no reason to do anything further */	519	/* If nothing alive on this space, no reason to do anything further */
548	if (!(mflags & P_IS_ALIVE))	520	if (!(mflags & P_IS_ALIVE))
549	return;	521	return;
550		522
551	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	523	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
552	{	524	{
553	if (QUERY_FLAG (tmp, FLAG_ALIVE))	525	if (QUERY_FLAG (tmp, FLAG_ALIVE))
554	{	526	{
555	tmp_tag = tmp->count;
556	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	527	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
		528
		529	// TODO: can't understand the following if's
557	if (was_destroyed (op, op_tag) || !was_destroyed (tmp, tmp_tag) || (op->stats.dam -= dam) < 0)	530	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)
558	{	531	{
559	if (!QUERY_FLAG (op, FLAG_REMOVED))	532	if (!QUERY_FLAG (op, FLAG_REMOVED))
560	{	533	{
561	remove_ob (op);	534	op->destroy ();
562	free_object (op);
563	return;	535	return;
564	}	536	}
565	}	537	}
566	}	538	}
567	}	539	}
568	}	540	}
569
570		541
571	/* Basically, we move 'op' one square, and if it hits something,	542	/* Basically, we move 'op' one square, and if it hits something,
572	* call check_bullet.	543	* call check_bullet.
573	* This function is only applicable to bullets, but not to all	544	* This function is only applicable to bullets, but not to all
574	* fired arches (eg, bolts).	545	* fired arches (eg, bolts).
575	*/	546	*/
576
577	void	547	void
578	move_bullet (object *op)	548	move_bullet (object *op)
579	{	549	{
580	sint16 new_x, new_y;	550	sint16 new_x, new_y;
581	int mflags;	551	int mflags;
582	mapstruct *m;	552	maptile *m;
583		553
584	#if 0	554	#if 0
585	/* We need a better general purpose way to do this */	555	/* We need a better general purpose way to do this */
586		556
587	/* peterm: added to make comet leave a trail of burnouts	557	/* peterm: added to make comet leave a trail of burnouts
588	it's an unadulterated hack, but the effect is cool. */	558	it's an unadulterated hack, but the effect is cool. */
589	if (op->stats.sp == SP_METEOR)	559	if (op->stats.sp == SP_METEOR)
590	{	560	{
591	replace_insert_ob_in_map ("fire_trail", op);	561	replace_insert_ob_in_map ("fire_trail", op);
592	if (was_destroyed (op, op_tag))	562	if (op->destroyed ())
593	return;	563	return;
594	} /* end addition. */	564	} /* end addition. */
595	#endif	565	#endif
596		566
597	/* Reached the end of its life - remove it */	567	/* Reached the end of its life - remove it */
598	if (--op->range <= 0)	568	if (--op->range <= 0)
599	{	569	{
600	if (op->other_arch)	570	if (op->other_arch)
601	{
602	explode_bullet (op);	571	explode_bullet (op);
603	}
604	else	572	else
605	{	573	op->destroy ();
606	remove_ob (op);	574
607	free_object (op);
608	}
609	return;	575	return;
610	}	576	}
611		577
612	new_x = op->x + DIRX (op);	578	new_x = op->x + DIRX (op);
613	new_y = op->y + DIRY (op);	579	new_y = op->y + DIRY (op);
614	m = op->map;	580	m = op->map;
615	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);	581	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);
616		582
617	if (mflags & P_OUT_OF_MAP)	583	if (mflags & P_OUT_OF_MAP)
618	{	584	{
619	remove_ob (op);	585	op->destroy ();
620	free_object (op);
621	return;	586	return;
622	}	587	}
623		588
624	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))	589	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))
625	{	590	{
626	if (op->other_arch)	591	if (op->other_arch)
627	{
628	explode_bullet (op);	592	explode_bullet (op);
629	}
630	else	593	else
631	{	594	op->destroy ();
632	remove_ob (op);
633	free_object (op);
634	}
635	return;
636	}
637		595
638	remove_ob (op);	596	return;
639	op->x = new_x;	597	}
640	op->y = new_y;	598
641	if ((op = insert_ob_in_map (op, m, op, 0)) == NULL)	599	if (!(op = m->insert (op, new_x, new_y, op)))
642	return;	600	return;
643		601
644	if (reflwall (op->map, op->x, op->y, op))	602	if (reflwall (op->map, op->x, op->y, op))
645	{	603	{
646	op->direction = absdir (op->direction + 4);	604	op->direction = absdir (op->direction + 4);
647	update_turn_face (op);	605	update_turn_face (op);
648	}	606	}
649	else	607	else
650	{
651	check_bullet (op);	608	check_bullet (op);
652	}
653	}	609	}
654
655
656
657		610
658	/* fire_bullet	611	/* fire_bullet
659	* object op (cast from caster) files a bolt in dir.	612	* object op (cast from caster) files a bolt in dir.
660	* spob is the spell object for the bolt.	613	* spob is the spell object for the bolt.
661	* we remove the magic flag - that can be derived from	614	* we remove the magic flag - that can be derived from
662	* spob->attacktype.	615	* spob->attacktype.
663	* This function sets up the appropriate owner and skill	616	* This function sets up the appropriate owner and skill
664	* pointers.	617	* pointers.
665	*/	618	*/
666
667	int	619	int
668	fire_bullet (object *op, object *caster, int dir, object *spob)	620	fire_bullet (object *op, object *caster, int dir, object *spob)
669	{	621	{
670	object *tmp = NULL;	622	object *tmp = NULL;
671	int mflags;	623	int mflags;
672		624
673	if (!spob->other_arch)	625	if (!spob->other_arch)
674	return 0;	626	return 0;
675		627
676	tmp = arch_to_object (spob->other_arch);	628	tmp = spob->other_arch->instance ();
677	if (tmp == NULL)	629	if (!tmp)
678	return 0;	630	return 0;
679		631
680	/* peterm: level dependency for bolts */	632	/* peterm: level dependency for bolts */
681	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	633	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
682	tmp->attacktype = spob->attacktype;	634	tmp->attacktype = spob->attacktype;
683	if (spob->slaying)	635	if (spob->slaying)
684	tmp->slaying = spob->slaying;	636	tmp->slaying = spob->slaying;
685		637
…		…
692		644
693	tmp->direction = dir;	645	tmp->direction = dir;
694	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	646	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
695	SET_ANIMATION (tmp, dir);	647	SET_ANIMATION (tmp, dir);
696		648
697	set_owner (tmp, op);	649	tmp->set_owner (op);
698	set_spell_skill (op, caster, spob, tmp);	650	set_spell_skill (op, caster, spob, tmp);
699		651
700	tmp->x = op->x + freearr_x[dir];	652	tmp->x = op->x + freearr_x[dir];
701	tmp->y = op->y + freearr_y[dir];	653	tmp->y = op->y + freearr_y[dir];
702	tmp->map = op->map;	654	tmp->map = op->map;
703		655
		656	maptile *newmap;
704	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	657	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
705	if (mflags & P_OUT_OF_MAP)	658	if (mflags & P_OUT_OF_MAP)
706	{	659	{
707	free_object (tmp);	660	tmp->destroy ();
708	return 0;	661	return 0;
709	}	662	}
		663
		664	tmp->map = newmap;
		665
710	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	666	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
711	{	667	{
712	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	668	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
713	{	669	{
714	free_object (tmp);	670	tmp->destroy ();
715	return 0;	671	return 0;
716	}	672	}
		673
717	tmp->x = op->x;	674	tmp->x = op->x;
718	tmp->y = op->y;	675	tmp->y = op->y;
719	tmp->direction = absdir (tmp->direction + 4);	676	tmp->direction = absdir (tmp->direction + 4);
720	tmp->map = op->map;	677	tmp->map = op->map;
721	}	678	}
722	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	679
723	{	680	if ((tmp = tmp->insert_at (tmp, op)))
724	check_bullet (tmp);	681	check_bullet (tmp);
725	}	682
726	return 1;	683	return 1;
727	}	684	}
728
729
730
731		685
732	/*****************************************************************************	686	/*****************************************************************************
733	*	687	*
734	* CONE RELATED FUNCTIONS	688	* CONE RELATED FUNCTIONS
735	*	689	*
736	*****************************************************************************/	690	*****************************************************************************/
737		691
738
739	/* drops an object based on what is in the cone's "other_arch" */	692	/* drops an object based on what is in the cone's "other_arch" */
740	void	693	void
741	cone_drop (object *op)	694	cone_drop (object *op)
742	{	695	{
743	object *new_ob = arch_to_object (op->other_arch);	696	object *new_ob = arch_to_object (op->other_arch);
744		697
745	new_ob->x = op->x;
746	new_ob->y = op->y;
747	new_ob->level = op->level;	698	new_ob->level = op->level;
748	set_owner (new_ob, op->owner);	699	new_ob->set_owner (op->owner);
749		700
750	/* preserve skill ownership */	701	/* preserve skill ownership */
751	if (op->skill && op->skill != new_ob->skill)	702	if (op->skill && op->skill != new_ob->skill)
752	{
753	new_ob->skill = op->skill;	703	new_ob->skill = op->skill;
754	}
755	insert_ob_in_map (new_ob, op->map, op, 0);
756		704
		705	new_ob->insert_at (op, op);
757	}	706	}
758		707
759	/* move_cone: causes cone object 'op' to move a space/hit creatures */	708	/* move_cone: causes cone object 'op' to move a space/hit creatures */
760		709
761	void	710	void
762	move_cone (object *op)	711	move_cone (object *op)
763	{	712	{
764	int i;
765	tag_t tag;
766
767	/* if no map then hit_map will crash so just ignore object */	713	/* if no map then hit_map will crash so just ignore object */
768	if (!op->map)	714	if (!op->map)
769	{	715	{
770	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");	716	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
771	op->speed = 0;	717	op->set_speed (0);
772	update_ob_speed (op);
773	return;	718	return;
774	}	719	}
775		720
776	/* lava saves it's life, but not yours :) */	721	/* lava saves it's life, but not yours :) */
777	if (QUERY_FLAG (op, FLAG_LIFESAVE))	722	if (QUERY_FLAG (op, FLAG_LIFESAVE))
…		…
783	#if 0	728	#if 0
784	/* Disable this - enabling it makes monsters easier, as	729	/* Disable this - enabling it makes monsters easier, as
785	* when their cone dies when they die.	730	* when their cone dies when they die.
786	*/	731	*/
787	/* If no owner left, the spell dies out. */	732	/* If no owner left, the spell dies out. */
788	if (get_owner (op) == NULL)	733	if (op->owner == NULL)
789	{	734	{
790	remove_ob (op);	735	op->destroy ();
791	free_object (op);
792	return;	736	return;
793	}	737	}
794	#endif	738	#endif
795		739
796	tag = op->count;
797	hit_map (op, 0, op->attacktype, 0);	740	hit_map (op, 0, op->attacktype, 0);
		741
		742	if (!op->is_on_map ())
		743	return;
798		744
799	/* Check to see if we should push anything.	745	/* Check to see if we should push anything.
800	* Spell objects with weight push whatever they encounter to some	746	* Spell objects with weight push whatever they encounter to some
801	* degree.	747	* degree.
802	*/	748	*/
803	if (op->weight)	749	if (op->weight)
		750	{
804	check_spell_knockback (op);	751	check_spell_knockback (op);
805		752
806	if (was_destroyed (op, tag))	753	if (!op->is_on_map ())
807	return;	754	return;
		755	}
808		756
809	if ((op->duration--) < 0)	757	if (op->duration-- < 0)
810	{	758	{
811	remove_ob (op);	759	op->destroy ();
812	free_object (op);
813	return;	760	return;
814	}	761	}
815	/* Object has hit maximum range, so don't have it move	762	/* Object has hit maximum range, so don't have it move
816	* any further. When the duration above expires,	763	* any further. When the duration above expires,
817	* then the object will get removed.	764	* then the object will get removed.
…		…
820	{	767	{
821	op->range = 0; /* just so it doesn't wrap */	768	op->range = 0; /* just so it doesn't wrap */
822	return;	769	return;
823	}	770	}
824		771
825	for (i = -1; i < 2; i++)	772	for (int i = -1; i <= 1; i++)
826	{	773	{
827	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];	774	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
828		775
829	if (ok_to_put_more (op->map, x, y, op, op->attacktype))	776	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
830	{	777	{
831	object *tmp = get_object ();	778	object *tmp = op->clone ();
832
833	copy_object (op, tmp);
834	tmp->x = x;
835	tmp->y = y;
836		779
837	tmp->duration = op->duration + 1;	780	tmp->duration = op->duration + 1;
838		781
839	/* Use for spell tracking - see ok_to_put_more() */	782	/* Use for spell tracking - see ok_to_put_more() */
840	tmp->stats.maxhp = op->stats.maxhp;	783	tmp->stats.maxhp = op->stats.maxhp;
841	insert_ob_in_map (tmp, op->map, op, 0);	784
		785	op->map->insert (tmp, x, y, op);
		786
842	if (tmp->other_arch)	787	if (tmp->other_arch)
843	cone_drop (tmp);	788	cone_drop (tmp);
844	}	789	}
845	}	790	}
846	}	791	}
…		…
856	int	801	int
857	cast_cone (object *op, object *caster, int dir, object *spell)	802	cast_cone (object *op, object *caster, int dir, object *spell)
858	{	803	{
859	object *tmp;	804	object *tmp;
860	int i, success = 0, range_min = -1, range_max = 1;	805	int i, success = 0, range_min = -1, range_max = 1;
861	mapstruct *m;	806	maptile *m;
862	sint16 sx, sy;	807	sint16 sx, sy;
863	MoveType movetype;	808	MoveType movetype;
864		809
865	if (!spell->other_arch)	810	if (!spell->other_arch)
866	return 0;	811	return 0;
…		…
879		824
880	/* Need to know what the movetype of the object we are about	825	/* Need to know what the movetype of the object we are about
881	* to create is, so we can know if the space we are about to	826	* to create is, so we can know if the space we are about to
882	* insert it into is blocked.	827	* insert it into is blocked.
883	*/	828	*/
884	movetype = spell->other_arch->clone.move_type;	829	movetype = spell->other_arch->move_type;
885		830
886	for (i = range_min; i <= range_max; i++)	831	for (i = range_min; i <= range_max; i++)
887	{	832	{
888	sint16 x, y, d;	833	sint16 x, y, d;
889		834
890	/* We can't use absdir here, because it never returns	835	/* We can't use absdir here, because it never returns
891	* 0. If this is a rune, we want to hit the person on top	836	* 0. If this is a rune, we want to hit the person on top
892	* of the trap (d==0). If it is not a rune, then we don't want	837	* of the trap (d==0). If it is not a rune, then we don't want
893	* to hit that person.	838	* to hit that person.
894	*/	839	*/
895	d = dir + i;	840	d = dir ? absdir (dir + i) : 0;
896	while (d < 0)
897	d += 8;
898	while (d > 8)
899	d -= 8;
900		841
901	/* If it's not a rune, we don't want to blast the caster.	842	/* If it's not a rune, we don't want to blast the caster.
902	* In that case, we have to see - if dir is specified,	843	* In that case, we have to see - if dir is specified,
903	* turn this into direction 8. If dir is not specified (all	844	* turn this into direction 8. If dir is not specified (all
904	* direction) skip - otherwise, one line would do more damage	845	* direction) skip - otherwise, one line would do more damage
…		…
922	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)	863	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
923	continue;	864	continue;
924		865
925	success = 1;	866	success = 1;
926	tmp = arch_to_object (spell->other_arch);	867	tmp = arch_to_object (spell->other_arch);
927	set_owner (tmp, op);	868	tmp->set_owner (op);
928	set_spell_skill (op, caster, spell, tmp);	869	set_spell_skill (op, caster, spell, tmp);
929	tmp->level = caster_level (caster, spell);	870	tmp->level = casting_level (caster, spell);
930	tmp->x = sx;
931	tmp->y = sy;
932	tmp->attacktype = spell->attacktype;	871	tmp->attacktype = spell->attacktype;
933		872
934	/* holy word stuff */	873	/* holy word stuff */
935	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))	874	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))
936	{
937	if (!tailor_god_spell (tmp, op))	875	if (!tailor_god_spell (tmp, op))
938	return 0;	876	return 0;
939	}
940		877
941	if (dir)	878	if (dir)
942	tmp->stats.sp = dir;	879	tmp->stats.sp = dir;
943	else	880	else
944	tmp->stats.sp = i;	881	tmp->stats.sp = i;
…		…
950	{	887	{
951	tmp->range /= 4;	888	tmp->range /= 4;
952	if (tmp->range < 2 && spell->range >= 2)	889	if (tmp->range < 2 && spell->range >= 2)
953	tmp->range = 2;	890	tmp->range = 2;
954	}	891	}
		892
955	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	893	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
956	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	894	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
957		895
958	/* Special bonus for fear attacks */	896	/* Special bonus for fear attacks */
959	if (tmp->attacktype & AT_FEAR)	897	if (tmp->attacktype & AT_FEAR)
…		…
961	if (caster->type == PLAYER)	899	if (caster->type == PLAYER)
962	tmp->duration += fear_bonus[caster->stats.Cha];	900	tmp->duration += fear_bonus[caster->stats.Cha];
963	else	901	else
964	tmp->duration += caster->level / 3;	902	tmp->duration += caster->level / 3;
965	}	903	}
		904
966	if (tmp->attacktype & (AT_HOLYWORD | AT_TURN_UNDEAD))	905	if (tmp->attacktype & (AT_HOLYWORD | AT_TURN_UNDEAD))
967	{	906	{
968	if (caster->type == PLAYER)	907	if (caster->type == PLAYER)
969	tmp->duration += turn_bonus[caster->stats.Wis] / 5;	908	tmp->duration += turn_bonus[caster->stats.Wis] / 5;
970	else	909	else
971	tmp->duration += caster->level / 3;	910	tmp->duration += caster->level / 3;
972	}	911	}
973		912
974
975	if (!(tmp->move_type & MOVE_FLY_LOW))	913	if (!(tmp->move_type & MOVE_FLY_LOW))
976	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->name);	914	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
977		915
978	if (!tmp->move_on && tmp->stats.dam)	916	if (!tmp->move_on && tmp->stats.dam)
979	{
980	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->name);	917	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
981	}	918
982	insert_ob_in_map (tmp, m, op, 0);	919	m->insert (tmp, sx, sy, op);
983		920
984	/* This is used for tracking spells so that one effect doesn't hit	921	/* This is used for tracking spells so that one effect doesn't hit
985	* a single space too many times.	922	* a single space too many times.
986	*/	923	*/
987	tmp->stats.maxhp = tmp->count;	924	tmp->stats.maxhp = tmp->count;
988		925
989	if (tmp->other_arch)	926	if (tmp->other_arch)
990	cone_drop (tmp);	927	cone_drop (tmp);
991	}	928	}
		929
992	return success;	930	return success;
993	}	931	}
994		932
995	/****************************************************************************	933	/****************************************************************************
996	*	934	*
997	* BOMB related code	935	* BOMB related code
998	*	936	*
999	****************************************************************************/	937	****************************************************************************/
1000		938
1001
1002	/* This handles an exploding bomb.	939	/* This handles an exploding bomb.
1003	* op is the original bomb object.	940	* op is the original bomb object.
1004	*/	941	*/
1005	void	942	void
1006	animate_bomb (object *op)	943	animate_bomb (object *op)
1007	{	944	{
1008	int i;
1009	object *env, *tmp;
1010	archetype *at;
1011
1012	if (op->state != NUM_ANIMATIONS (op) - 1)	945	if (op->state != NUM_ANIMATIONS (op) - 1)
1013	return;	946	return;
1014		947
1015		948	object *env = op->outer_env ();
1016	env = object_get_env_recursive (op);
1017		949
1018	if (op->env)	950	if (op->env)
1019	{	951	{
1020	if (env->map == NULL)	952	if (env->map == NULL)
1021	return;	953	return;
1022		954
1023	if (env->type == PLAYER)	955	if (!(op = op->insert_at (env, op)))
1024	esrv_del_item (env->contr, op->count);
1025
1026	remove_ob (op);
1027	op->x = env->x;
1028	op->y = env->y;
1029	if ((op = insert_ob_in_map (op, env->map, op, 0)) == NULL)
1030	return;	956	return;
1031	}	957	}
1032		958
1033	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding	959	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
1034	// on a safe map. I don't like this special casing, but it seems to be neccessary	960	// on a safe map. I don't like this special casing, but it seems to be neccessary
1035	// as bombs can be carried.	961	// as bombs can be carried.
1036	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)	962	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1037	{	963	{
1038	remove_ob (op);	964	op->destroy ();
1039	free_object (op);
1040	return;	965	return;
1041	}	966	}
1042		967
1043	/* This copies a lot of the code from the fire bullet,	968	/* This copies a lot of the code from the fire bullet,
1044	* but using the cast_bullet isn't really feasible,	969	* but using the cast_bullet isn't really feasible,
1045	* so just set up the appropriate values.	970	* so just set up the appropriate values.
1046	*/	971	*/
1047	at = find_archetype (SPLINT);	972	if (archetype *at = archetype::find (SPLINT))
1048	if (at)
1049	{	973	{
1050	for (i = 1; i < 9; i++)	974	for (int i = 1; i < 9; i++)
1051	{	975	{
1052	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	976	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
1053	continue;	977	continue;
		978
1054	tmp = arch_to_object (at);	979	object *tmp = arch_to_object (at);
1055	tmp->direction = i;	980	tmp->direction = i;
1056	tmp->range = op->range;	981	tmp->range = op->range;
1057	tmp->stats.dam = op->stats.dam;	982	tmp->stats.dam = op->stats.dam;
1058	tmp->duration = op->duration;	983	tmp->duration = op->duration;
1059	tmp->attacktype = op->attacktype;	984	tmp->attacktype = op->attacktype;
1060	copy_owner (tmp, op);	985	tmp->set_owner (op);
1061	if (op->skill && op->skill != tmp->skill)	986	if (op->skill && op->skill != tmp->skill)
1062	{
1063	tmp->skill = op->skill;	987	tmp->skill = op->skill;
1064	}	988
1065	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	989	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
1066	SET_ANIMATION (tmp, i);	990	SET_ANIMATION (tmp, i);
1067	tmp->x = op->x + freearr_x[i];	991
1068	tmp->y = op->y + freearr_x[i];	992	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
1069	insert_ob_in_map (tmp, op->map, op, 0);
1070	move_bullet (tmp);	993	move_bullet (tmp);
1071	}	994	}
1072	}	995	}
1073		996
1074	explode_bullet (op);	997	explode_bullet (op);
1075	}	998	}
1076		999
1077	int	1000	int
1078	create_bomb (object *op, object *caster, int dir, object *spell)	1001	create_bomb (object *op, object *caster, int dir, object *spell)
1079	{	1002	{
1080
1081	object *tmp;	1003	object *tmp;
1082	int mflags;	1004	int mflags;
1083	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];	1005	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
1084	mapstruct *m;	1006	maptile *m;
1085		1007
1086	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);	1008	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
		1009
		1010	// when creating a bomb below ourself it should always work, even
		1011	// when movement is blocked (somehow we got here, somehow we are here,
		1012	// so we should also be able to make a bomb here). (originally added
		1013	// to fix create bomb traps in doors, which cast with dir=0).
		1014	if (dir)
		1015	{
1087	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))	1016	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
1088	{	1017	{
1089	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");	1018	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
1090	return 0;	1019	return 0;
		1020	}
1091	}	1021	}
		1022
1092	tmp = arch_to_object (spell->other_arch);	1023	tmp = arch_to_object (spell->other_arch);
1093		1024
1094	/* level dependencies for bomb */	1025	/* level dependencies for bomb */
1095	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	1026	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
1096	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1027	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1097	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	1028	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
1098	tmp->attacktype = spell->attacktype;	1029	tmp->attacktype = spell->attacktype;
1099		1030
1100	set_owner (tmp, op);	1031	tmp->set_owner (op);
1101	set_spell_skill (op, caster, spell, tmp);	1032	set_spell_skill (op, caster, spell, tmp);
1102	tmp->x = dx;	1033
1103	tmp->y = dy;	1034	m->insert (tmp, dx, dy, op);
1104	insert_ob_in_map (tmp, m, op, 0);
1105	return 1;	1035	return 1;
1106	}	1036	}
1107		1037
1108	/****************************************************************************	1038	/****************************************************************************
1109	*	1039	*
…		…
1118	* dir is the direction to look in.	1048	* dir is the direction to look in.
1119	* range is how far out to look.	1049	* range is how far out to look.
1120	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1050	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1121	* this info is used for blocked magic/unholy spaces.	1051	* this info is used for blocked magic/unholy spaces.
1122	*/	1052	*/
1123
1124	object *	1053	object *
1125	get_pointed_target (object *op, int dir, int range, int type)	1054	get_pointed_target (object *op, int dir, int range, int type)
1126	{	1055	{
1127	object *target;	1056	object *target;
1128	sint16 x, y;	1057	sint16 x, y;
1129	int dist, mflags;	1058	int dist, mflags;
1130	mapstruct *mp;	1059	maptile *mp;
1131		1060
1132	if (dir == 0)	1061	if (dir == 0)
1133	return NULL;	1062	return NULL;
1134		1063
1135	for (dist = 1; dist < range; dist++)	1064	for (dist = 1; dist < range; dist++)
…		…
1147	return NULL;	1076	return NULL;
1148	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)	1077	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
1149	return NULL;	1078	return NULL;
1150		1079
1151	if (mflags & P_IS_ALIVE)	1080	if (mflags & P_IS_ALIVE)
1152	{
1153	for (target = get_map_ob (mp, x, y); target; target = target->above)	1081	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
1154	{	1082	if (QUERY_FLAG (target, FLAG_MONSTER))
1155	if (QUERY_FLAG (target->head ? target->head : target, FLAG_MONSTER))
1156	{
1157	return target;	1083	return target;
1158	}
1159	}
1160	}
1161	}	1084	}
		1085
1162	return NULL;	1086	return NULL;
1163	}	1087	}
1164
1165		1088
1166	/* cast_smite_arch() - the priest points to a creature and causes	1089	/* cast_smite_arch() - the priest points to a creature and causes
1167	* a 'godly curse' to decend.	1090	* a 'godly curse' to decend.
1168	* usual params -	1091	* usual params -
1169	* op = player	1092	* op = player
1170	* caster = object casting the spell.	1093	* caster = object casting the spell.
1171	* dir = direction being cast	1094	* dir = direction being cast
1172	* spell = spell object	1095	* spell = spell object
1173	*/	1096	*/
1174
1175	int	1097	int
1176	cast_smite_spell (object *op, object *caster, int dir, object *spell)	1098	cast_smite_spell (object *op, object *caster, int dir, object *spell)
1177	{	1099	{
1178	object *effect, *target;	1100	object *effect, *target;
1179	object *god = find_god (determine_god (op));	1101	object *god = find_god (determine_god (op));
…		…
1189	* interesting spell.	1111	* interesting spell.
1190	* if it is a cleric spell, you need a god, and the creature	1112	* if it is a cleric spell, you need a god, and the creature
1191	* can't be friendly to your god.	1113	* can't be friendly to your god.
1192	*/	1114	*/
1193		1115
1194	if (!target || QUERY_FLAG (target, FLAG_REFL_SPELL)	1116	if (!target
		1117	|| target->flag [FLAG_REFL_SPELL]
1195	|| (!god && spell->stats.grace)	1118	|| (!god && spell->stats.grace)
1196	|| (target->title && god && !strcmp (target->title, god->name)) || (target->race && god && strstr (target->race, god->race)))	1119	|| (god && target->title == god->name)
		1120	|| (god && target->race.contains (god->race)))
1197	{	1121	{
1198	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");	1122	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");
1199	return 0;	1123	return 0;
1200	}	1124	}
1201		1125
…		…
1203	effect = arch_to_object (spell->other_arch);	1127	effect = arch_to_object (spell->other_arch);
1204	else	1128	else
1205	return 0;	1129	return 0;
1206		1130
1207	/* tailor the effect by priest level and worshipped God */	1131	/* tailor the effect by priest level and worshipped God */
1208	effect->level = caster_level (caster, spell);	1132	effect->level = casting_level (caster, spell);
1209	effect->attacktype = spell->attacktype;	1133	effect->attacktype = spell->attacktype;
1210	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))	1134	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))
1211	{	1135	{
1212	if (tailor_god_spell (effect, op))	1136	if (tailor_god_spell (effect, op))
1213	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));	1137	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", (const char *)determine_god (op));
1214	else	1138	else
1215	{	1139	{
1216	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");	1140	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");
1217	return 0;	1141	return 0;
1218	}	1142	}
…		…
1225	if (effect->attacktype & AT_DEATH)	1149	if (effect->attacktype & AT_DEATH)
1226	{	1150	{
1227	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1151	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1228		1152
1229	/* casting death spells at undead isn't a good thing */	1153	/* casting death spells at undead isn't a good thing */
1230	if QUERY_FLAG
1231	(target, FLAG_UNDEAD)	1154	if (QUERY_FLAG (target, FLAG_UNDEAD))
1232	{	1155	{
1233	if (random_roll (0, 2, op, PREFER_LOW))	1156	if (random_roll (0, 2, op, PREFER_LOW))
1234	{	1157	{
1235	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");	1158	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1236	effect->x = op->x;	1159	effect->x = op->x;
…		…
1238	}	1161	}
1239	else	1162	else
1240	{	1163	{
1241	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));	1164	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1242	target->stats.hp = target->stats.maxhp * 2;	1165	target->stats.hp = target->stats.maxhp * 2;
1243	free_object (effect);	1166	effect->destroy ();
1244	return 0;	1167	return 0;
1245	}	1168	}
1246	}	1169	}
1247	}	1170	}
1248	else	1171	else
1249	{	1172	{
1250	/* how much woe to inflict :) */	1173	/* how much woe to inflict :) */
1251	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1174	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1252	}	1175	}
1253		1176
1254	set_owner (effect, op);	1177	effect->set_owner (op);
1255	set_spell_skill (op, caster, spell, effect);	1178	set_spell_skill (op, caster, spell, effect);
1256		1179
1257	/* ok, tell it where to be, and insert! */	1180	/* ok, tell it where to be, and insert! */
1258	effect->x = target->x;	1181	effect->insert_at (target, op);
1259	effect->y = target->y;
1260	insert_ob_in_map (effect, target->map, op, 0);
1261		1182
1262	return 1;	1183	return 1;
1263	}	1184	}
1264
1265		1185
1266	/****************************************************************************	1186	/****************************************************************************
1267	*	1187	*
1268	* MAGIC MISSILE code.	1188	* MAGIC MISSILE code.
1269	* note that the fire_bullet is used to fire the missile. The	1189	* note that the fire_bullet is used to fire the missile. The
…		…
1272		1192
1273	/* op is a missile that needs to be moved */	1193	/* op is a missile that needs to be moved */
1274	void	1194	void
1275	move_missile (object *op)	1195	move_missile (object *op)
1276	{	1196	{
1277	int i, mflags;
1278	object *owner;
1279	sint16 new_x, new_y;
1280	mapstruct *m;
1281
1282	if (op->range-- <= 0)	1197	if (op->range-- <= 0)
1283	{	1198	{
1284	remove_ob (op);	1199	op->drop_and_destroy ();
1285	free_object (op);
1286	return;	1200	return;
1287	}
1288
1289	owner = get_owner (op);
1290	#if 0
1291	/* It'd make things nastier if this wasn't here - spells cast by
1292	* monster that are then killed would continue to survive
1293	*/
1294	if (owner == NULL)
1295	{	1201	}
1296	remove_ob (op);	1202
1297	free_object (op);	1203	mapxy pos (op);
1298	return;	1204	pos.move (op->direction);
		1205
		1206	if (!pos.normalise ())
1299	}	1207	{
1300	#endif	1208	op->destroy ();
1301		1209	return;
1302	new_x = op->x + DIRX (op);
1303	new_y = op->y + DIRY (op);
1304
1305	mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y);
1306
1307	if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y))))
1308	{	1210	}
1309	tag_t tag = op->count;
1310		1211
		1212	mapspace &ms = pos.ms ();
		1213
		1214	if (ms.flags () & P_IS_ALIVE || ms.blocks (op))
		1215	{
1311	hit_map (op, op->direction, AT_MAGIC, 1);	1216	hit_map (op, op->direction, AT_MAGIC, 1);
1312	/* Basically, missile only hits one thing then goes away.	1217	/* Basically, missile only hits one thing then goes away.
1313	* we need to remove it if someone hasn't already done so.	1218	* we need to remove it if someone hasn't already done so.
1314	*/	1219	*/
1315	if (!was_destroyed (op, tag))	1220	op->destroy ();
1316	{
1317	remove_ob (op);
1318	free_object (op);
1319	}
1320	return;	1221	return;
1321	}
1322
1323	remove_ob (op);
1324	if (!op->direction || (mflags & P_OUT_OF_MAP))
1325	{	1222	}
1326	free_object (op);	1223
1327	return;	1224	if (!op->direction)
1328	}	1225	{
1329	op->x = new_x;	1226	op->destroy ();
1330	op->y = new_y;	1227	return;
1331	op->map = m;	1228	}
1332	i = spell_find_dir (op->map, op->x, op->y, get_owner (op));	1229
		1230	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1333	if (i > 0 && i != op->direction)	1231	if (i > 0 && i != op->direction)
1334	{	1232	{
1335	op->direction = i;	1233	op->direction = i;
1336	SET_ANIMATION (op, op->direction);	1234	SET_ANIMATION (op, op->direction);
1337	}	1235	}
1338	insert_ob_in_map (op, op->map, op, 0);	1236
		1237	pos.insert (op, op);
1339	}	1238	}
1340		1239
1341	/****************************************************************************	1240	/****************************************************************************
1342	* Destruction	1241	* Destruction
1343	****************************************************************************/	1242	****************************************************************************/
…		…
1346	* we do this by creating a force and inserting it in the	1245	* we do this by creating a force and inserting it in the
1347	* object. if time is 0, the object glows permanently. To truely	1246	* object. if time is 0, the object glows permanently. To truely
1348	* make this work for non-living objects, we would have to	1247	* make this work for non-living objects, we would have to
1349	* give them the capability to have an inventory. b.t.	1248	* give them the capability to have an inventory. b.t.
1350	*/	1249	*/
1351
1352	int	1250	int
1353	make_object_glow (object *op, int radius, int time)	1251	make_object_glow (object *op, int radius, int time)
1354	{	1252	{
1355	object *tmp;
1356
1357	/* some things are unaffected... */	1253	/* some things are unaffected... */
1358	if (op->path_denied & PATH_LIGHT)	1254	if (op->path_denied & PATH_LIGHT)
1359	return 0;	1255	return 0;
1360		1256
1361	tmp = get_archetype (FORCE_NAME);	1257	object *tmp = get_archetype (FORCE_NAME);
1362	tmp->speed = 0.01;	1258	tmp->speed = 0.01;
1363	tmp->stats.food = time;	1259	tmp->stats.food = time;
1364	SET_FLAG (tmp, FLAG_IS_USED_UP);	1260	SET_FLAG (tmp, FLAG_IS_USED_UP);
1365	tmp->glow_radius = radius;	1261	tmp->set_glow_radius (min (MAX_LIGHT_RADIUS, radius));
1366	if (tmp->glow_radius > MAX_LIGHT_RADII)
1367	tmp->glow_radius = MAX_LIGHT_RADII;
1368
1369	tmp->x = op->x;
1370	tmp->y = op->y;
1371	if (tmp->speed < MIN_ACTIVE_SPEED)
1372	tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1373	tmp = insert_ob_in_ob (tmp, op);	1262	tmp = insert_ob_in_ob (tmp, op);
		1263
1374	if (tmp->glow_radius > op->glow_radius)	1264	if (tmp->glow_radius > op->glow_radius)
1375	op->glow_radius = tmp->glow_radius;	1265	op->set_glow_radius (tmp->glow_radius);
1376		1266
1377	if (!tmp->env || op != tmp->env)
1378	{
1379	LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name);
1380	return 0;
1381	}
1382	return 1;	1267	return 1;
1383	}	1268	}
1384
1385
1386
1387		1269
1388	int	1270	int
1389	cast_destruction (object *op, object *caster, object *spell_ob)	1271	cast_destruction (object *op, object *caster, object *spell_ob)
1390	{	1272	{
1391	int i, j, range, mflags, friendly = 0, dam, dur;
1392	sint16 sx, sy;
1393	mapstruct *m;
1394	object *tmp;
1395	const char *skill;
1396
1397	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);	1273	int range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1398	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);	1274	int dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1399	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);	1275	int dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1400	if (QUERY_FLAG (op, FLAG_FRIENDLY) || op->type == PLAYER)	1276
1401	friendly = 1;	1277	bool friendly = op->flag [FLAG_FRIENDLY] || op->is_player ();
1402		1278
1403	/* destruction doesn't use another spell object, so we need	1279	/* destruction doesn't use another spell object, so we need
1404	* update op's skill pointer so that exp is properly awarded.	1280	* update op's skill pointer so that exp is properly awarded.
1405	* We do some shortcuts here - since this is just temporary
1406	* and we'll reset the values back, we don't need to go through
1407	* the full share string/free_string route.
1408	*/	1281	*/
1409	skill = op->skill;	1282	const shstr skill = op->skill;
		1283
1410	if (caster == op)	1284	if (caster == op)
1411	op->skill = spell_ob->skill;	1285	op->skill = spell_ob->skill;
1412	else if (caster->skill)	1286	else if (caster->skill)
1413	op->skill = caster->skill;	1287	op->skill = caster->skill;
1414	else	1288	else
1415	op->skill = NULL;	1289	op->skill = 0;
1416		1290
1417	change_skill (op, find_skill_by_name (op, op->skill), 1);	1291	op->change_skill (find_skill_by_name (op, op->skill));
1418		1292
1419	for (i = -range; i < range; i++)	1293	unordered_mapwalk (op, -range, -range, range, range)
1420	{	1294	{
1421	for (j = -range; j < range; j++)	1295	mapspace &ms = m->at (nx, ny);
1422	{	1296
1423	m = op->map;
1424	sx = op->x + i;
1425	sy = op->y + j;
1426	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1427	if (mflags & P_OUT_OF_MAP)
1428	continue;
1429	if (mflags & P_IS_ALIVE)	1297	if (ms.flags () & P_IS_ALIVE)
		1298	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
		1299	if (tmp->flag [FLAG_ALIVE] || tmp->is_player ())
1430	{	1300	{
1431	for (tmp = get_map_ob (m, sx, sy); tmp; tmp = tmp->above)	1301	tmp = tmp->head_ ();
		1302
		1303	if ((friendly && !tmp->flag [FLAG_FRIENDLY] && !tmp->is_player ())
		1304	|| (!friendly && (tmp->flag [FLAG_FRIENDLY] || tmp->is_player ())))
1432	{	1305	{
1433	if (QUERY_FLAG (tmp, FLAG_ALIVE) || tmp->type == PLAYER)	1306	if (spell_ob->subtype == SP_DESTRUCTION)
1434	break;
1435	}
1436	if (tmp)
1437	{
1438	if (tmp->head)
1439	tmp = tmp->head;
1440
1441	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) ||
1442	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) || tmp->type == PLAYER)))
1443	{	1307	{
1444	if (spell_ob->subtype == SP_DESTRUCTION)
1445	{
1446	hit_player (tmp, dam, op, spell_ob->attacktype, 0);	1308	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
		1309
1447	if (spell_ob->other_arch)	1310	if (spell_ob->other_arch)
1448	{
1449	tmp = arch_to_object (spell_ob->other_arch);	1311	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1450	tmp->x = sx;
1451	tmp->y = sy;
1452	insert_ob_in_map (tmp, m, op, 0);
1453	}
1454	}	1312	}
1455	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)
1456	{	1314	{
1457	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)	1315	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1458	{
1459	object *effect = arch_to_object (spell_ob->other_arch);	1316	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1460
1461	effect->x = sx;
1462	effect->y = sy;
1463	insert_ob_in_map (effect, m, op, 0);
1464	}
1465	}
1466	}	1317	}
1467	}	1318	}
1468	}	1319	}
1469	}
1470	}	1320	}
		1321
1471	op->skill = skill;	1322	op->skill = skill;
1472	return 1;	1323	return 1;
1473	}	1324	}
1474		1325
1475	/***************************************************************************	1326	/***************************************************************************
…		…
1489	{	1340	{
1490	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");	1341	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
1491	return 0;	1342	return 0;
1492	}	1343	}
1493		1344
		1345	tmp = tmp->head_ ();
		1346
1494	/* If we've already got a force of this type, don't add a new one. */	1347	/* If we've already got a force of this type, don't add a new one. */
1495	for (force = tmp->inv; force != NULL; force = force->below)	1348	for (force = tmp->inv; force; force = force->below)
1496	{	1349	{
1497	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)	1350	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
1498	{	1351	{
1499	if (force->name == spell_ob->name)	1352	if (force->name == spell_ob->name)
1500	{	1353	{
…		…
1506	return 0;	1359	return 0;
1507	}	1360	}
1508	}	1361	}
1509	}	1362	}
1510		1363
1511	if (force == NULL)	1364	if (!force)
1512	{	1365	{
1513	force = get_archetype (FORCE_NAME);	1366	force = get_archetype (FORCE_NAME);
1514	force->subtype = FORCE_CHANGE_ABILITY;	1367	force->subtype = FORCE_CHANGE_ABILITY;
		1368
1515	if (spell_ob->race)	1369	if (spell_ob->race)
1516	force->name = spell_ob->race;	1370	force->name = spell_ob->race;
1517	else	1371	else
1518	force->name = spell_ob->name;	1372	force->name = spell_ob->name;
1519		1373
…		…
1529	{	1383	{
1530	force->duration = duration;	1384	force->duration = duration;
1531	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1385	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1532	}	1386	}
1533	else	1387	else
1534	{
1535	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1388	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1536	}	1389
1537	return 1;	1390	return 1;
1538	}	1391	}
		1392
1539	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;	1393	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1540	force->speed = 1.0;	1394	force->speed = 1.f;
1541	force->speed_left = -1.0;	1395	force->speed_left = -1.f;
1542	SET_FLAG (force, FLAG_APPLIED);	1396	SET_FLAG (force, FLAG_APPLIED);
1543		1397
1544	if (god)	1398	if (god)
1545	{	1399	{
1546	if (spell_ob->last_grace)	1400	if (spell_ob->last_grace)
…		…
1559	force->stats.ac = spell_ob->stats.ac;	1413	force->stats.ac = spell_ob->stats.ac;
1560	force->stats.wc = spell_ob->stats.wc;	1414	force->stats.wc = spell_ob->stats.wc;
1561		1415
1562	change_abil (tmp, force); /* Mostly to display any messages */	1416	change_abil (tmp, force); /* Mostly to display any messages */
1563	insert_ob_in_ob (force, tmp);	1417	insert_ob_in_ob (force, tmp);
1564	fix_player (tmp);	1418	tmp->update_stats ();
1565	return 1;	1419	return 1;
1566		1420
1567	}	1421	}
1568
1569		1422
1570	/**********************************************************************	1423	/**********************************************************************
1571	* mood change	1424	* mood change
1572	* Arguably, this may or may not be an attack spell. But since it	1425	* Arguably, this may or may not be an attack spell. But since it
1573	* effects monsters, it seems best to put it into this file	1426	* effects monsters, it seems best to put it into this file
…		…
1578	*/	1431	*/
1579	int	1432	int
1580	mood_change (object *op, object *caster, object *spell)	1433	mood_change (object *op, object *caster, object *spell)
1581	{	1434	{
1582	object *tmp, *god, *head;	1435	object *tmp, *god, *head;
1583	int done_one, range, mflags, level, at, best_at;	1436	int done_one, range, level, at, best_at;
1584	sint16 x, y, nx, ny;
1585	mapstruct *m;
1586	const char *race;	1437	const char *race;
1587		1438
1588	/* We precompute some values here so that we don't have to keep	1439	/* We precompute some values here so that we don't have to keep
1589	* doing it over and over again.	1440	* doing it over and over again.
1590	*/	1441	*/
1591	god = find_god (determine_god (op));	1442	god = find_god (determine_god (op));
1592	level = caster_level (caster, spell);	1443	level = casting_level (caster, spell);
1593	range = spell->range + SP_level_range_adjust (caster, spell);	1444	range = spell->range + SP_level_range_adjust (caster, spell);
1594		1445
1595	/* On the bright side, no monster should ever have a race of GOD_...	1446	/* On the bright side, no monster should ever have a race of GOD_...
1596	* so even if the player doesn't worship a god, if race=GOD_.., it	1447	* so even if the player doesn't worship a god, if race=GOD_.., it
1597	* won't ever match anything.	1448	* won't ever match anything.
1598	*/	1449	*/
1599	if (!spell->race)	1450	if (!spell->race)
1600	race = NULL;	1451	race = NULL;
1601	else if (god && !strcmp (spell->race, "GOD_SLAYING"))	1452	else if (god && spell->race == shstr_GOD_SLAYING)
1602	race = god->slaying;	1453	race = god->slaying;
1603	else if (god && !strcmp (spell->race, "GOD_FRIEND"))	1454	else if (god && spell->race == shstr_GOD_FRIEND)
1604	race = god->race;	1455	race = god->race;
1605	else	1456	else
1606	race = spell->race;	1457	race = spell->race;
1607		1458
1608		1459	unordered_mapwalk (op, -range, -range, range, range)
1609	for (x = op->x - range; x <= op->x + range; x++)
1610	for (y = op->y - range; y <= op->y + range; y++)
1611	{	1460	{
		1461	mapspace &ms = m->at (nx, ny);
1612		1462
1613	done_one = 0;
1614	m = op->map;
1615	nx = x;
1616	ny = y;
1617	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1618	if (mflags & P_OUT_OF_MAP)
1619	continue;
1620
1621	/* 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 */
1622	if (!(mflags & P_IS_ALIVE))	1464	if (!ms.flags () & P_IS_ALIVE)
1623	continue;	1465	continue;
1624		1466
1625	for (tmp = get_map_ob (m, nx, ny); tmp; tmp = tmp->above)	1467	// players can only affect spaces that they can actually see
1626	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])
1627	break;	1475	break;
1628		1476
1629	/* There can be living objects that are not monsters */	1477	/* There can be living objects that are not monsters */
1630	if (!tmp || tmp->type == PLAYER)	1478	if (!tmp)
1631	continue;	1479	continue;
1632		1480
1633	/* Only the head has meaningful data, so resolve to that */	1481	/* Only the head has meaningful data, so resolve to that */
1634	if (tmp->head)
1635	head = tmp->head;	1482	head = tmp->head_ ();
1636	else
1637	head = tmp;
1638		1483
1639	/* 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 */
1640	if (race && head->race && !strstr (race, head->race))	1485	if (race && head->race && !strstr (race, head->race))
1641	continue;	1486	continue;
		1487
1642	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))	1488	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
1643	continue;	1489	continue;
1644		1490
1645	/* Now do a bunch of stuff related to saving throws */	1491	/* Now do a bunch of stuff related to saving throws */
1646	best_at = -1;	1492	best_at = -1;
1647	if (spell->attacktype)	1493	if (spell->attacktype)
1648	{	1494	{
1649	for (at = 0; at < NROFATTACKS; at++)	1495	for (at = 0; at < NROFATTACKS; at++)
1650	if (spell->attacktype & (1 << at))	1496	if (spell->attacktype & (1 << at))
1651	if (best_at == -1 || head->resist[at] > head->resist[best_at])	1497	if (best_at == -1 || head->resist[at] > head->resist[best_at])
1652	best_at = at;	1498	best_at = at;
1653		1499
1654	if (best_at == -1)	1500	if (best_at == -1)
1655	at = 0;	1501	at = 0;
1656	else	1502	else
1657	{	1503	{
1658	if (head->resist[best_at] == 100)	1504	if (head->resist[best_at] == 100)
1659	continue;	1505	continue;
1660	else	1506	else
1661	at = head->resist[best_at] / 5;	1507	at = head->resist[best_at] / 5;
1662	}	1508	}
		1509
1663	at -= level / 5;	1510	at -= level / 5;
1664	if (did_make_save (head, head->level, at))	1511	if (did_make_save (head, head->level, at))
1665	continue;	1512	continue;
1666	}	1513	}
1667	else /* spell->attacktype */	1514	else /* spell->attacktype */
		1515	{
1668	/*	1516	/*
1669	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:
1670	* if spell level < monster level, no go	1518	* if spell level < monster level, no go
1671	* 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 ) )
1672		1520
…		…
1674		1522
1675	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
1676	charm a level 125 monster...	1524	charm a level 125 monster...
1677		1525
1678	Ryo, august 14th	1526	Ryo, august 14th
1679	*/	1527	*/
1680	{
1681	if (head->level > level)	1528	if (head->level > level)
1682	continue;	1529	continue;
		1530
1683	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))))
1684	/* Failed, no effect */	1532	/* Failed, no effect */
1685	continue;	1533	continue;
1686	}	1534	}
1687		1535
1688	/* Done with saving throw. Now start effecting the monster */	1536	/* Done with saving throw. Now start affecting the monster */
		1537	done_one = 0;
1689		1538
1690	/* aggravation */	1539	/* aggravation */
1691	if (QUERY_FLAG (spell, FLAG_MONSTER))	1540	if (QUERY_FLAG (spell, FLAG_MONSTER))
1692	{	1541	{
1693	CLEAR_FLAG (head, FLAG_SLEEP);	1542	CLEAR_FLAG (head, FLAG_SLEEP);
1694	if (QUERY_FLAG (head, FLAG_FRIENDLY))
1695	remove_friendly_object (head);	1543	remove_friendly_object (head);
1696
1697	done_one = 1;	1544	done_one = 1;
1698	head->enemy = op;	1545	head->enemy = op;
1699	}	1546	}
1700		1547
1701	/* calm monsters */	1548	/* calm monsters */
1702	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))	1549	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
1703	{	1550	{
1704	SET_FLAG (head, FLAG_UNAGGRESSIVE);	1551	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1705	head->enemy = NULL;	1552	head->enemy = NULL;
1706	done_one = 1;	1553	done_one = 1;
1707	}	1554	}
1708		1555
1709	/* berserk monsters */	1556	/* berserk monsters */
1710	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))	1557	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
1711	{	1558	{
1712	SET_FLAG (head, FLAG_BERSERK);	1559	SET_FLAG (head, FLAG_BERSERK);
1713	done_one = 1;	1560	done_one = 1;
1714	}	1561	}
		1562
1715	/* charm */	1563	/* charm */
1716	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))	1564	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1717	{	1565	{
1718	SET_FLAG (head, FLAG_FRIENDLY);	1566	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1567
1719	/* Prevent uncontolled outbreaks of self replicating monsters.	1568	/* Prevent uncontrolled outbreaks of self replicating monsters.
1720	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.
1721	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. */
1722	CLEAR_FLAG (head, FLAG_GENERATOR);	1571	CLEAR_FLAG (head, FLAG_GENERATOR);
1723	set_owner (head, op);	1572	head->set_owner (op);
1724	set_spell_skill (op, caster, spell, head);	1573	set_spell_skill (op, caster, spell, head);
1725	add_friendly_object (head);	1574	add_friendly_object (head);
1726	head->attack_movement = PETMOVE;	1575	head->attack_movement = PETMOVE;
1727	done_one = 1;	1576	done_one = 1;
1728	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);
1729	head->stats.exp = 0;	1578	head->stats.exp = 0;
1730	}	1579	}
1731		1580
1732	/* If a monster was effected, put an effect in */	1581	/* If a monster was effected, put an effect in */
1733	if (done_one && spell->other_arch)	1582	if (done_one && spell->other_arch)
1734	{	1583	m->insert (arch_to_object (spell->other_arch), nx, ny, op);
1735	tmp = arch_to_object (spell->other_arch);	1584	}
1736	tmp->x = nx;
1737	tmp->y = ny;
1738	insert_ob_in_map (tmp, m, op, 0);
1739	}
1740	} /* for y */
1741		1585
1742	return 1;	1586	return 1;
1743	}	1587	}
1744
1745		1588
1746	/* 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
1747	* 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
1748	* lightning spell used it, that seemed misnamed.	1591	* lightning spell used it, that seemed misnamed.
1749	* op is the spell effect.	1592	* op is the spell effect.
1750	* note that duration is handled by process_object() in time.c	1593	* note that duration is handled by process_object() in time.c
1751	*/	1594	*/
1752
1753	void	1595	void
1754	move_ball_spell (object *op)	1596	move_ball_spell (object *op)
1755	{	1597	{
1756	int i, j, dam_save, dir, mflags;	1598	int i, j, dam_save, dir, mflags;
1757	sint16 nx, ny, hx, hy;	1599	sint16 nx, ny, hx, hy;
1758	object *owner;	1600	object *owner;
1759	mapstruct *m;	1601	maptile *m;
1760		1602
1761	owner = get_owner (op);	1603	owner = op->owner;
1762		1604
1763	/* 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,
1764	* 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
1765	* victim. The block immediately below more or less chooses a random	1607	* victim. The block immediately below more or less chooses a random
1766	* 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
…		…
1776	for (i = 1; i < 9; i++)	1618	for (i = 1; i < 9; i++)
1777	{	1619	{
1778	/* i bit 0: alters sign of offset	1620	/* i bit 0: alters sign of offset
1779	* other bits (i / 2): absolute value of offset	1621	* other bits (i / 2): absolute value of offset
1780	*/	1622	*/
1781
1782	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);	1623	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1783	int tmpdir = absdir (op->direction + offset);	1624	int tmpdir = absdir (op->direction + offset);
1784		1625
1785	nx = op->x + freearr_x[tmpdir];	1626	nx = op->x + freearr_x[tmpdir];
1786	ny = op->y + freearr_y[tmpdir];	1627	ny = op->y + freearr_y[tmpdir];
…		…
1788	{	1629	{
1789	dir = tmpdir;	1630	dir = tmpdir;
1790	break;	1631	break;
1791	}	1632	}
1792	}	1633	}
		1634
1793	if (dir == 0)	1635	if (dir == 0)
1794	{	1636	{
1795	nx = op->x;	1637	nx = op->x;
1796	ny = op->y;	1638	ny = op->y;
1797	m = op->map;	1639	m = op->map;
1798	}	1640	}
1799		1641
1800	remove_ob (op);	1642	m->insert (op, nx, ny, op);
1801	op->y = ny;
1802	op->x = nx;
1803	insert_ob_in_map (op, m, op, 0);
1804		1643
1805	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
1806	surrounding squares */	1645	surrounding squares */
1807		1646
1808	/* loop over current square and neighbors to hit.	1647	/* loop over current square and neighbors to hit.
1809	* if this has an other_arch field, we insert that in	1648	* if this has an other_arch field, we insert that in
1810	* the surround spaces.	1649	* the surround spaces.
1811	*/	1650	*/
1812	for (j = 0; j < 9; j++)	1651	for (j = 0; j < 9; j++)
1813	{	1652	{
1814	object *new_ob;
1815
1816	hx = nx + freearr_x[j];	1653	hx = nx + freearr_x[j];
1817	hy = ny + freearr_y[j];	1654	hy = ny + freearr_y[j];
1818		1655
1819	m = op->map;	1656	m = op->map;
1820	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);	1657	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
…		…
1828		1665
1829	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)))
1830	{	1667	{
1831	if (j)	1668	if (j)
1832	op->stats.dam = dam_save / 2;	1669	op->stats.dam = dam_save / 2;
		1670
1833	hit_map (op, j, op->attacktype, 1);	1671	hit_map (op, j, op->attacktype, 1);
1834
1835	}	1672	}
1836		1673
1837	/* insert the other arch */	1674	/* insert the other arch */
1838	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))))
1839	{	1676	m->insert (arch_to_object (op->other_arch), hx, hy, op);
1840	new_ob = arch_to_object (op->other_arch);
1841	new_ob->x = hx;
1842	new_ob->y = hy;
1843	insert_ob_in_map (new_ob, m, op, 0);
1844	}
1845	}	1677	}
1846		1678
1847	/* restore to the center location and damage */	1679	/* restore to the center location and damage */
1848	op->stats.dam = dam_save;	1680	op->stats.dam = dam_save;
1849		1681
1850	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);
1851		1683
1852	if (i >= 0)	1684	if (i >= 0)
1853	{ /* we have a preferred direction! */	1685	{ /* we have a preferred direction! */
1854	/* pick another direction if the preferred dir is blocked. */	1686	/* pick another direction if the preferred dir is blocked. */
1855	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 ||
1856	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)))
1857	{
1858	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */	1689	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1859	}	1690
1860	op->direction = i;	1691	op->direction = i;
1861	}	1692	}
1862	}	1693	}
1863		1694
1864
1865	/* move_swarm_spell: peterm	1695	/* move_swarm_spell: peterm
1866	* 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
1867	* 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
1868	* 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
1869	* 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
1870	* 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.
1871	*/	1701	*/
1872
1873	void	1702	void
1874	move_swarm_spell (object *op)	1703	move_swarm_spell (object *op)
1875	{	1704	{
1876	#if 0	1705	#if 0
1877	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 };
1878	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 };
1879	sint16 target_x, target_y, origin_x, origin_y;	1708	sint16 target_x, target_y, origin_x, origin_y;
1880	int adjustdir;	1709	int adjustdir;
1881	mapstruct *m;	1710	maptile *m;
1882	#endif	1711	#endif
1883	int basedir;
1884	object *owner;	1712	object *owner = op->env;
1885		1713
1886	owner = get_owner (op);	1714	if (!owner) // MUST not happen, remove when true TODO
1887	if (op->duration == 0 || owner == NULL)
1888	{
1889	remove_ob (op);
1890	free_object (op);
1891	return;
1892	}	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
1893	op->duration--;	1727	op->duration--;
1894		1728
1895	basedir = op->direction;	1729	int basedir = op->direction;
1896	if (basedir == 0)	1730	if (!basedir)
1897	{	1731	{
1898	/* spray in all directions! 8) */	1732	/* spray in all directions! 8) */
1899	basedir = rndm (1, 8);	1733	op->facing = (op->facing + op->state) & 7;
		1734	basedir = op->facing + 1;
1900	}	1735	}
1901		1736
1902	#if 0	1737	#if 0
1903	// this is bogus: it causes wrong places to be checked below	1738	// this is bogus: it causes wrong places to be checked below
1904	// (a wall 2 cells away will block the effect...) and	1739	// (a wall 2 cells away will block the effect...) and
1905	// 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
1906	// space.	1741	// space.
1907	// should be fixed later, but correctness before featurs...	1742	// should be fixed later, but correctness before features...
1908	// (schmorp)	1743	// (schmorp)
1909		1744
1910	/* new offset calculation to make swarm element distribution	1745	/* new offset calculation to make swarm element distribution
1911	* more uniform	1746	* more uniform
1912	*/	1747	*/
…		…
1965	{	1800	{
1966	/* 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 */
1967	if (op->spell->subtype == SP_BULLET)	1802	if (op->spell->subtype == SP_BULLET)
1968	fire_bullet (owner, op, basedir, op->spell);	1803	fire_bullet (owner, op, basedir, op->spell);
1969	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1804	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1970	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);
1971	}	1806	}
1972	}	1807	}
1973
1974
1975
1976		1808
1977	/* fire_swarm:	1809	/* fire_swarm:
1978	* The following routine creates a swarm of objects. It actually	1810	* The following routine creates a swarm of objects. It actually
1979	* sets up a specific swarm object, which then fires off all	1811	* sets up a specific swarm object, which then fires off all
1980	* the parts of the swarm.	1812	* the parts of the swarm.
…		…
1983	* caster: the caster (owner, wand, rod, scroll)	1815	* caster: the caster (owner, wand, rod, scroll)
1984	* dir: the direction everything will be fired in	1816	* dir: the direction everything will be fired in
1985	* spell - the spell that is this spell.	1817	* spell - the spell that is this spell.
1986	* n: the number to be fired.	1818	* n: the number to be fired.
1987	*/	1819	*/
1988
1989	int	1820	int
1990	fire_swarm (object *op, object *caster, object *spell, int dir)	1821	fire_swarm (object *op, object *caster, object *spell, int dir)
1991	{	1822	{
1992	object *tmp;
1993	int i;
1994
1995	if (!spell->other_arch)	1823	if (!spell->other_arch)
1996	return 0;	1824	return 0;
1997		1825
1998	tmp = get_archetype (SWARM_SPELL);	1826	object *tmp = archetype::get (SWARM_SPELL);
1999	tmp->x = op->x;	1827
2000	tmp->y = op->y;
2001	set_owner (tmp, op); /* needed so that if swarm elements kill, caster gets xp. */
2002	set_spell_skill (op, caster, spell, tmp);	1828	set_spell_skill (op, caster, spell, tmp);
2003
2004	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. */
2005	tmp->spell = arch_to_object (spell->other_arch);	1830	tmp->spell = spell->other_arch->instance ();
2006
2007	tmp->attacktype = tmp->spell->attacktype;	1831	tmp->attacktype = tmp->spell->attacktype;
2008		1832
2009	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)	1833	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
2010	{
2011	if (!tailor_god_spell (tmp, op))	1834	if (!tailor_god_spell (tmp, op))
2012	return 1;	1835	return 1;
2013	}	1836
2014	tmp->duration = SP_level_duration_adjust (caster, spell);	1837	tmp->duration = SP_level_duration_adjust (caster, spell);
2015	for (i = 0; i < spell->duration; i++)	1838	for (int i = 0; i < spell->duration; i++)
2016	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);	1839	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
2017		1840
		1841	tmp->invisible = 1;
		1842	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
2018	tmp->direction = dir;	1843	tmp->direction = dir;
2019	tmp->invisible = 1;	1844	tmp->facing = rndm (1, 8); // initial firing direction
2020	insert_ob_in_map (tmp, op->map, op, 0);	1845	tmp->state = rndm (4) * 2 + 1; // direction increment
		1846
		1847	op->insert (tmp);
		1848
2021	return 1;	1849	return 1;
2022	}	1850	}
2023
2024		1851
2025	/* See the spells documentation file for why this is its own	1852	/* See the spells documentation file for why this is its own
2026	* function.	1853	* function.
2027	*/	1854	*/
2028	int	1855	int
2029	cast_light (object *op, object *caster, object *spell, int dir)	1856	cast_light (object *op, object *caster, object *spell, int dir)
2030	{	1857	{
2031	object *target = NULL, *tmp = NULL;	1858	object *target = NULL, *tmp = NULL;
2032	sint16 x, y;	1859	sint16 x, y;
2033	int dam, mflags;	1860	int dam, mflags;
2034	mapstruct *m;	1861	maptile *m;
2035		1862
2036	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1863	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
2037		1864
2038	if (!dir)	1865	if (dir)
2039	{
2040	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
2041	return 0;
2042	}	1866	{
2043
2044	x = op->x + freearr_x[dir];	1867	x = op->x + freearr_x[dir];
2045	y = op->y + freearr_y[dir];	1868	y = op->y + freearr_y[dir];
2046	m = op->map;	1869	m = op->map;
2047		1870
2048	mflags = get_map_flags (m, &m, x, y, &x, &y);	1871	mflags = get_map_flags (m, &m, x, y, &x, &y);
2049		1872
2050	if (mflags & P_OUT_OF_MAP)	1873	if (mflags & P_OUT_OF_MAP)
2051	{	1874	{
2052	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");	1875	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
2053	return 0;	1876	return 0;
2054	}	1877	}
2055		1878
2056	if (mflags & P_IS_ALIVE && spell->attacktype)	1879	if (mflags & P_IS_ALIVE && spell->attacktype)
2057	{	1880	{
2058	for (target = get_map_ob (m, x, y); target; target = target->above)	1881	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
2059	if (QUERY_FLAG (target, FLAG_MONSTER))	1882	if (QUERY_FLAG (target, FLAG_MONSTER))
2060	{	1883	{
2061	/* oky doky. got a target monster. Lets make a blinding attack */	1884	/* oky doky. got a target monster. Lets make a blinding attack */
2062	if (target->head)	1885	if (target->head)
2063	target = target->head;	1886	target = target->head;
		1887
2064	(void) hit_player (target, dam, op, spell->attacktype, 1);	1888	hit_player (target, dam, op, spell->attacktype, 1);
2065	return 1; /* one success only! */	1889	return 1; /* one success only! */
		1890	}
2066	}	1891	}
2067	}
2068		1892
2069	/* no live target, perhaps a wall is in the way? */	1893	/* no live target, perhaps a wall is in the way? */
2070	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)))
2071	{	1895	{
2072	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	1896	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
2073	return 0;	1897	return 0;
		1898	}
2074	}	1899	}
2075		1900
2076	/* 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 */
2077	tmp = arch_to_object (spell->other_arch);	1902	tmp = arch_to_object (spell->other_arch);
2078	if (!tmp)	1903	if (!tmp)
2079	{	1904	{
2080	LOG (llevError, "Error: spell arch for cast_light() missing.\n");	1905	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
2081	return 0;	1906	return 0;
2082	}	1907	}
		1908
2083	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);	1909	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
		1910
2084	if (tmp->glow_radius)	1911	if (tmp->glow_radius)
2085	{	1912	tmp->set_glow_radius (
2086	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);	1913	min (MAX_LIGHT_RADIUS, spell->range + SP_level_range_adjust (caster, spell)));
2087	if (tmp->glow_radius > MAX_LIGHT_RADII)	1914
2088	tmp->glow_radius = MAX_LIGHT_RADII;	1915	if (dir)
2089	}	1916	m->insert (tmp, x, y, op);
2090	tmp->x = x;	1917	else
2091	tmp->y = y;	1918	caster->outer_env ()->insert (tmp);
2092	insert_ob_in_map (tmp, m, op, 0);	1919
2093	return 1;	1920	return 1;
2094	}	1921	}
2095
2096
2097
2098		1922
2099	/* cast_cause_disease: this spell looks along <dir> from the	1923	/* cast_cause_disease: this spell looks along <dir> from the
2100	* player and infects someone.	1924	* player and infects someone.
2101	* op is the player/monster, caster is the object, dir is the direction	1925	* op is the player/monster, caster is the object, dir is the direction
2102	* to cast, disease_arch is the specific disease, and type is the spell number	1926	* to cast, disease_arch is the specific disease, and type is the spell number
2103	* perhaps this should actually be in disease.c?	1927	* perhaps this should actually be in disease.c?
2104	*/	1928	*/
2105
2106	int	1929	int
2107	cast_cause_disease (object *op, object *caster, object *spell, int dir)	1930	cast_cause_disease (object *op, object *caster, object *spell, int dir)
2108	{	1931	{
2109	sint16 x, y;	1932	sint16 x, y;
2110	int i, mflags, range, dam_mod, dur_mod;	1933	int i, mflags, range, dam_mod, dur_mod;
2111	object *walk;	1934	object *walk;
2112	mapstruct *m;	1935	maptile *m;
2113		1936
2114	x = op->x;	1937	x = op->x;
2115	y = op->y;	1938	y = op->y;
2116		1939
2117	/* If casting from a scroll, no direction will be available, so refer to the	1940	/* If casting from a scroll, no direction will be available, so refer to the
2118	* direction the player is pointing.	1941	* direction the player is pointing.
2119	*/	1942	*/
2120	if (!dir)	1943	if (!dir)
2121	dir = op->facing;	1944	dir = op->facing;
		1945
2122	if (!dir)	1946	if (!dir)
2123	return 0; /* won't find anything if casting on ourself, so just return */	1947	return 0; /* won't find anything if casting on ourself, so just return */
2124		1948
2125	/* Calculate these once here */	1949	/* Calculate these once here */
2126	range = spell->range + SP_level_range_adjust (caster, spell);	1950	range = spell->range + SP_level_range_adjust (caster, spell);
…		…
2145		1969
2146	/* Only bother looking on this space if there is something living here */	1970	/* Only bother looking on this space if there is something living here */
2147	if (mflags & P_IS_ALIVE)	1971	if (mflags & P_IS_ALIVE)
2148	{	1972	{
2149	/* search this square for a victim */	1973	/* search this square for a victim */
2150	for (walk = get_map_ob (m, x, y); walk; walk = walk->above)	1974	for (walk = GET_MAP_OB (m, x, y); walk; walk = walk->above)
2151	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))	1975	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))
2152	{ /* found a victim */	1976	{ /* found a victim */
2153	object *disease = arch_to_object (spell->other_arch);	1977	object *disease = arch_to_object (spell->other_arch);
2154		1978
2155	set_owner (disease, op);	1979	disease->set_owner (op);
2156	set_spell_skill (op, caster, spell, disease);	1980	set_spell_skill (op, caster, spell, disease);
2157	disease->stats.exp = 0;	1981	disease->stats.exp = 0;
2158	disease->level = caster_level (caster, spell);	1982	disease->level = casting_level (caster, spell);
2159		1983
2160	/* do level adjustments */	1984	/* do level adjustments */
2161	if (disease->stats.wc)	1985	if (disease->stats.wc)
2162	disease->stats.wc += dur_mod / 2;	1986	disease->stats.wc += dur_mod / 2;
2163		1987
2164	if (disease->magic > 0)	1988	if (disease->magic > 0)
2165	disease->magic += dur_mod / 4;	1989	disease->magic += dur_mod / 8;
2166		1990
2167	if (disease->stats.maxhp > 0)	1991	if (disease->stats.maxhp > 0)
2168	disease->stats.maxhp += dur_mod;	1992	disease->stats.maxhp += dur_mod;
2169		1993
2170	if (disease->stats.maxgrace > 0)	1994	if (disease->stats.maxgrace > 0)
…		…
2205	if (disease->stats.sp)	2029	if (disease->stats.sp)
2206	disease->stats.sp -= dam_mod;	2030	disease->stats.sp -= dam_mod;
2207		2031
2208	if (infect_object (walk, disease, 1))	2032	if (infect_object (walk, disease, 1))
2209	{	2033	{
2210	object *flash; /* visual effect for inflicting disease */
2211
2212	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);	2034	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);
2213		2035
2214	free_object (disease); /* don't need this one anymore */	2036	disease->destroy (); /* don't need this one anymore */
2215	flash = get_archetype (ARCH_DETECT_MAGIC);	2037	walk->map->insert (get_archetype ("detect_magic"), x, y, op);
2216	flash->x = x;
2217	flash->y = y;
2218	flash->map = walk->map;
2219	insert_ob_in_map (flash, walk->map, op, 0);
2220	return 1;	2038	return 1;
2221	}	2039	}
2222	free_object (disease);	2040
		2041	disease->destroy ();
2223	}	2042	}
2224	} /* if living creature */	2043	} /* if living creature */
2225	} /* for range of spaces */	2044	} /* for range of spaces */
		2045
2226	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");	2046	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
2227	return 1;	2047	return 1;
2228	}	2048	}

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