[ViewVC] Diff of: cvs/deliantra/server/server/spell

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.1 by elmex, Sun Aug 13 17:16:04 2006 UTC vs.
Revision 1.68 by elmex, Mon Oct 6 08:46:33 2008 UTC

…		…
1	/*	1	/*
2	* static char *rcsid_spell_attack_c =	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	* "$Id: spell_attack.C,v 1.1 2006/08/13 17:16:04 elmex Exp $";	3	*
4	*/	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5
6
7	/*
8	CrossFire, A Multiplayer game for X-windows
9
10	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002-2003,2007 Mark Wedel & Crossfire Development Team
11	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
12		7	*
13	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
14	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
15	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
16	(at your option) any later version.	11	* (at your option) any later version.
17		12	*
18	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,
19	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
20	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21	GNU General Public License for more details.	16	* GNU General Public License for more details.
22		17	*
23	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
24	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
25	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
26		21	* The authors can be reached via e-mail to <support@deliantra.net>
27	The authors can be reached via e-mail at crossfire-devel@real-time.com
28	*/	22	*/
29		23
30	/* This file contains all the spell attack code. Grouping this code	24	/* This file contains all the spell attack code. Grouping this code
31	* together should hopefully make it easier to find the relevent bits	25	* together should hopefully make it easier to find the relevent bits
32	* of code	26	* of code
33	*/	27	*/
34		28
35	#include <global.h>	29	#include <global.h>
36	#include <object.h>	30	#include <object.h>
37	#include <living.h>	31	#include <living.h>
38	#ifndef __CEXTRACT__
39	#include <sproto.h>	32	#include <sproto.h>
40	#endif
41	#include <spells.h>	33	#include <spells.h>
42	#include <sounds.h>	34	#include <sounds.h>
43		35
44	/* 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
45	* 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)
46	* but moved here so it could be applied to bolts too	38	* but moved here so it could be applied to bolts too
47	* op is the spell object.	39	* op is the spell object.
48	*/	40	*/
49		41	void
50	void check_spell_knockback(object *op) {	42	check_spell_knockback (object *op)
51	object tmp, tmp2; /* object on the map */	43	{
52	int weight_move;	44	int weight_move;
53	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 /
54		46
55	if(! op->weight) { /shouldn't happen but if cone object has no weight drop out/	47	if (!op->weight)
		48	{ /shouldn't happen but if cone object has no weight drop out /
56	/LOG (llevDebug, "DEBUG: arch weighs nothing\n");/	49	/LOG (llevDebug, "DEBUG: arch weighs nothing\n"); /
57	return;	50	return;
58	}else{	51	}
		52	else
		53	{
59	weight_move = op->weight +(op->weight * op->level) / 3;	54	weight_move = op->weight + (op->weight * op->level) / 3;
60	/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); /
61	}	56	}
62		57
63	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)
64	{	59	{
65	int num_sections = 1;	60	int num_sections = 1;
66		61
67	/* don't move DM */	62	/* don't move DM */
68	if(QUERY_FLAG(tmp, FLAG_WIZ))	63	if (QUERY_FLAG (tmp, FLAG_WIZ))
69	return;	64	return;
70		65
71	/* don't move parts of objects */	66	/* don't move parts of objects */
72	if(tmp->head) continue;	67	if (tmp->head)
		68	continue;
73		69
74	/* don't move floors or immobile objects */	70	/* don't move floors or immobile objects */
75	if(QUERY_FLAG(tmp,FLAG_IS_FLOOR)\|\|(!QUERY_FLAG(tmp,FLAG_ALIVE)&&QUERY_FLAG(tmp,FLAG_NO_PICK))) continue;	71	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) \|\| (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
		72	continue;
76		73
77	/* count the object's sections */	74	/* count the object's sections */
78	for(tmp2 = tmp; tmp2!=NULL;tmp2=tmp2->more) num_sections++;	75	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
		76	num_sections++;
79		77
80	/* 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
81	* 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
82	* 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.
83	*/	81	*/
84		82
85	/* surface area? -tm */	83	/* surface area? -tm */
86		84
87	if (tmp->move_type & MOVE_FLYING)	85	if (tmp->move_type & MOVE_FLYING)
88	frictionmod = 1 ; /* flying objects loose the friction modifier */	86	frictionmod = 1; /* flying objects loose the friction modifier */
89		87
90	if(rndm(0, weight_move-1) > ((tmp->weight / num_sections) * frictionmod)) { /* move it. */	88	if (rndm (0, weight_move - 1) > ((tmp->weight / num_sections) * frictionmod))
		89	{ /* move it. */
91	/* move_object is really for monsters, but looking at	90	/* move_object is really for monsters, but looking at
92	* the move_object function, it appears that it should	91	* the move_object function, it appears that it should
93	* also be safe for objects.	92	* also be safe for objects.
94	* This does return if successful or not, but	93	* This does return if successful or not, but
95	* I don't see us doing anything useful with that information	94	* I don't see us doing anything useful with that information
96	* right now.	95	* right now.
97	*/	96	*/
98	move_object(tmp, absdir(op->stats.sp));	97	move_object (tmp, absdir (op->stats.sp));
99	}	98	}
100		99
101	}	100	}
102	}	101	}
103		102
104	/***************************************************************************	103	/***************************************************************************
105	*	104	*
106	* BOLT CODE	105	* BOLT CODE
107	*	106	*
108	***************************************************************************/	107	***************************************************************************/
109		108
110	/* Causes op to fork. op is the original bolt, tmp	109	/* Causes op to fork. op is the original bolt, tmp
111	* is the first piece of the fork.	110	* is the first piece of the fork.
112	*/	111	*/
113		112	void
114	void forklightning(object op, object tmp) {	113	forklightning (object op, object tmp)
		114	{
115	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 */
116	int t_dir; /* stores temporary dir calculation */	116	int t_dir; /* stores temporary dir calculation */
117	mapstruct *m;	117	maptile *m;
118	sint16 sx,sy;	118	sint16 sx, sy;
119	object *new_bolt;	119	object *new_bolt;
120		120
121	/* pick a fork direction. tmp->stats.Con is the left bias	121	/* pick a fork direction. tmp->stats.Con is the left bias
122	* i.e., the chance in 100 of forking LEFT	122	* i.e., the chance in 100 of forking LEFT
123	* Should start out at 50, down to 25 for one already going left	123	* Should start out at 50, down to 25 for one already going left
124	* down to 0 for one going 90 degrees left off original path	124	* down to 0 for one going 90 degrees left off original path
125	*/	125	*/
126		126
127	if(rndm(0, 99) < tmp->stats.Con) /* fork left */	127	if (rndm (0, 99) < tmp->stats.Con) /* fork left */
128	new_dir = -1;	128	new_dir = -1;
129		129
130	/* check the new dir for a wall and in the map*/	130	/* check the new dir for a wall and in the map */
131	t_dir = absdir(tmp->direction + new_dir);	131	t_dir = absdir (tmp->direction + new_dir);
132		132
133	if(get_map_flags(tmp->map,&m, tmp->x + freearr_x[t_dir],tmp->y + freearr_y[t_dir],	133	if (get_map_flags (tmp->map, &m, tmp->x + freearr_x[t_dir], tmp->y + freearr_y[t_dir], &sx, &sy) & P_OUT_OF_MAP)
134	&sx, &sy) & P_OUT_OF_MAP)	134	return;
135	return;
136		135
137	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)))
138	return;	137	return;
139		138
140	/* OK, we made a fork */	139	/* OK, we made a fork */
141	new_bolt = get_object();	140	new_bolt = tmp->clone ();
142		141
143	copy_object(tmp,new_bolt);
144
145	/* reduce chances of subsequent forking */	142	/* reduce chances of subsequent forking */
146	new_bolt->stats.Dex -= 10;	143	new_bolt->stats.Dex -= 10;
147	tmp->stats.Dex -= 10; /* less forks from main bolt too */	144	tmp->stats.Dex -= 10; /* less forks from main bolt too */
148	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	145	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
149	new_bolt->speed_left = -0.1;	146	new_bolt->speed_left = -0.1f;
150	new_bolt->direction = t_dir;	147	new_bolt->direction = t_dir;
151	new_bolt->duration++;	148	new_bolt->duration++;
152	new_bolt->x=sx;
153	new_bolt->y=sy;
154	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	149	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
155	new_bolt->stats.dam++;	150	new_bolt->stats.dam++;
156	tmp->stats.dam /= 2; /* reduce father bolt damage */	151	tmp->stats.dam /= 2; /* reduce father bolt damage */
157	tmp->stats.dam++;	152	tmp->stats.dam++;
158	new_bolt = insert_ob_in_map(new_bolt,m,op,0);	153
		154	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
159	update_turn_face(new_bolt);	155	update_turn_face (new_bolt);
160	}	156	}
161		157
162	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	158	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
163	* and checks for various things that may stop it.	159	* and checks for various things that may stop it.
164	*/	160	*/
165		161	void
166	void move_bolt(object *op) {	162	move_bolt (object *op)
167	object *tmp;	163	{
168	int mflags;	164	int mflags;
169	sint16 x, y;	165	sint16 x, y;
170	mapstruct *m;	166	maptile *m;
171		167
172	if(--(op->duration)<0) {	168	if (--op->duration < 0)
173	remove_ob(op);
174	free_object(op);
175	return;
176	}	169	{
		170	op->drop_and_destroy ();
		171	return;
		172	}
		173
177	hit_map(op,0,op->attacktype,1);	174	hit_map (op, 0, op->attacktype, 1);
178		175
179	if(!op->direction)	176	if (!op->direction)
180	return;
181
182	if (--op->range<0) {
183	op->range=0;
184	} else {
185	x = op->x+DIRX(op);
186	y = op->y+DIRY(op);
187	m = op->map;
188	mflags = get_map_flags(m, &m, x, y, &x, &y);
189
190	if (mflags & P_OUT_OF_MAP) return;
191
192	/* We are about to run into something - we may bounce */
193	/* Calling reflwall is pretty costly, as it has to look at all the objects
194	* on the space. So only call reflwall if we think the data it returns
195	* will be useful.
196	*/
197	if (OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y)) \|\|
198	((mflags & P_IS_ALIVE) && reflwall(m, x, y, op))) {
199
200	if(!QUERY_FLAG(op, FLAG_REFLECTING))
201	return;
202
203	/* Since walls don't run diagonal, if the bolt is in
204	* one of 4 main directions, it just reflects back in the
205	* opposite direction. However, if the bolt is travelling
206	* on the diagonal, it is trickier - eg, a bolt travelling
207	* northwest bounces different if it hits a north/south
208	* wall (bounces to northeast) vs an east/west (bounces
209	* to the southwest.
210	*/
211	if(op->direction&1)
212	op->direction=absdir(op->direction+4);
213	else {
214	int left, right;
215	int mflags;
216
217	/* Need to check for P_OUT_OF_MAP: if the bolt is tavelling
218	* over a corner in a tiled map, it is possible that
219	* op->direction is within an adjacent map but either
220	* op->direction-1 or op->direction+1 does not exist.
221	*/
222	mflags = get_map_flags(op->map, &m, op->x+freearr_x[absdir(op->direction-1)],
223	op->y+freearr_y[absdir(op->direction-1)], &x, &y);
224
225	left = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y));
226
227	mflags = get_map_flags(op->map, &m, op->x+freearr_x[absdir(op->direction+1)],
228	op->y+freearr_y[absdir(op->direction+1)], &x, &y);
229	right = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y));
230
231	if(left==right)
232	op->direction=absdir(op->direction+4);
233	else if(left)
234	op->direction=absdir(op->direction+2);
235	else if(right)
236	op->direction=absdir(op->direction-2);
237	}
238	update_turn_face(op); /* A bolt must be IS_TURNABLE */
239	return;	177	return;
240	}
241	else { /* Create a copy of this object and put it ahead */
242	tmp=get_object();
243	copy_object(op,tmp);
244	tmp->speed_left= -0.1;
245	tmp->x+=DIRX(tmp),tmp->y+=DIRY(tmp);
246	tmp = insert_ob_in_map(tmp,op->map,op,0);
247	/* To make up for the decrease at the top of the function */
248	tmp->duration++;
249		178
250	/* New forking code. Possibly create forks of this object	179	if (--op->range < 0)
251	* going off in other directions.
252	*/
253
254	if(rndm(0, 99)< tmp->stats.Dex) { /* stats.Dex % of forking */
255	forklightning(op,tmp);
256	}
257	/* In this way, the object left behind sticks on the space, but
258	* doesn't create any bolts that continue to move onward.
259	*/
260	op->range = 0;	180	op->range = 0;
261	} /* copy object and move it along */	181	else
262	} /* if move bolt along */	182	{
		183	x = op->x + DIRX (op);
		184	y = op->y + DIRY (op);
		185	m = op->map;
		186	mflags = get_map_flags (m, &m, x, y, &x, &y);
		187
		188	if (mflags & P_OUT_OF_MAP)
		189	return;
		190
		191	/* We are about to run into something - we may bounce */
		192	/* Calling reflwall is pretty costly, as it has to look at all the objects
		193	* on the space. So only call reflwall if we think the data it returns
		194	* will be useful.
		195	*/
		196	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) \|\| ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
		197	{
		198	if (!QUERY_FLAG (op, FLAG_REFLECTING))
		199	return;
		200
		201	/* Since walls don't run diagonal, if the bolt is in
		202	* one of 4 main directions, it just reflects back in the
		203	* opposite direction. However, if the bolt is travelling
		204	* on the diagonal, it is trickier - eg, a bolt travelling
		205	* northwest bounces different if it hits a north/south
		206	* wall (bounces to northeast) vs an east/west (bounces
		207	* to the southwest.
		208	*/
		209	if (op->direction & 1)
		210	op->direction = absdir (op->direction + 4);
		211	else
		212	{
		213	int left, right;
		214	int mflags;
		215
		216	/* Need to check for P_OUT_OF_MAP: if the bolt is tavelling
		217	* over a corner in a tiled map, it is possible that
		218	* op->direction is within an adjacent map but either
		219	* op->direction-1 or op->direction+1 does not exist.
		220	*/
		221	mflags = get_map_flags (op->map, &m, op->x + freearr_x[absdir (op->direction - 1)],
		222	op->y + freearr_y[absdir (op->direction - 1)], &x, &y);
		223
		224	left = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y));
		225
		226	mflags = get_map_flags (op->map, &m, op->x + freearr_x[absdir (op->direction + 1)],
		227	op->y + freearr_y[absdir (op->direction + 1)], &x, &y);
		228	right = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y));
		229
		230	if (left == right)
		231	op->direction = absdir (op->direction + 4);
		232	else if (left)
		233	op->direction = absdir (op->direction + 2);
		234	else if (right)
		235	op->direction = absdir (op->direction - 2);
		236	}
		237
		238	update_turn_face (op); /* A bolt must be IS_TURNABLE */
		239	return;
		240	}
		241	else
		242	{ /* Create a copy of this object and put it ahead */
		243	object *tmp = op->clone ();
		244
		245	m->insert (tmp, x, y, op);
		246	tmp->speed_left = -0.1f;
		247	/* To make up for the decrease at the top of the function */
		248	tmp->duration++;
		249
		250	/* New forking code. Possibly create forks of this object
		251	* going off in other directions.
		252	*/
		253	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
		254	forklightning (op, tmp); /* stats.Dex % of forking */
		255
		256	/* In this way, the object left behind sticks on the space, but
		257	* doesn't create any bolts that continue to move onward.
		258	*/
		259	op->range = 0;
		260	} /* copy object and move it along */
		261	} /* if move bolt along */
263	}	262	}
264		263
265	/* fire_bolt	264	/* fire_bolt
266	* object op (cast from caster) files a bolt in dir.	265	* object op (cast from caster) files a bolt in dir.
267	* spob is the spell object for the bolt.	266	* spob is the spell object for the bolt.
268	* we remove the magic flag - that can be derived from	267	* we remove the magic flag - that can be derived from
269	* spob->attacktype.	268	* spob->attacktype.
270	* This function sets up the appropriate owner and skill	269	* This function sets up the appropriate owner and skill
271	* pointers.	270	* pointers.
272	*/	271	*/
273		272	int
274	int 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)
		274	{
275	object *tmp=NULL;	275	object *tmp = NULL;
276	int mflags;	276	int mflags;
277		277
278	if (!spob->other_arch)	278	if (!spob->other_arch)
279	return 0;	279	return 0;
280		280
281	tmp=arch_to_object(spob->other_arch);	281	tmp = arch_to_object (spob->other_arch);
282	if(tmp==NULL)	282	if (tmp == NULL)
283	return 0;	283	return 0;
284		284
285	/* peterm: level dependency for bolts */	285	/* peterm: level dependency for bolts */
286	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);
287	tmp->attacktype = spob->attacktype;	287	tmp->attacktype = spob->attacktype;
288	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	288
		289	if (spob->slaying)
		290	tmp->slaying = spob->slaying;
		291
289	tmp->range = spob->range + SP_level_range_adjust(caster,spob);	292	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
290	tmp->duration = spob->duration + SP_level_duration_adjust(caster,spob);	293	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
291	tmp->stats.Dex = spob->stats.Dex;	294	tmp->stats.Dex = spob->stats.Dex;
292	tmp->stats.Con = spob->stats.Con;	295	tmp->stats.Con = spob->stats.Con;
293		296
294	tmp->direction=dir;	297	tmp->direction = dir;
295	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	298	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
296	SET_ANIMATION(tmp, dir);	299	SET_ANIMATION (tmp, dir);
297		300
298	set_owner(tmp,op);	301	tmp->set_owner (op);
299	set_spell_skill(op, caster, spob, tmp);	302	set_spell_skill (op, caster, spob, tmp);
300		303
301	tmp->x=op->x + DIRX(tmp);	304	tmp->x = op->x + DIRX (tmp);
302	tmp->y=op->y + DIRY(tmp);	305	tmp->y = op->y + DIRY (tmp);
303	tmp->map = op->map;	306	tmp->map = op->map;
304		307
		308	maptile *newmap;
305	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);
306	if (mflags & P_OUT_OF_MAP) {	310	if (mflags & P_OUT_OF_MAP)
307	free_object(tmp);
308	return 0;
309	}	311	{
		312	tmp->drop_and_destroy ();
		313	return 0;
		314	}
		315
		316	tmp->map = newmap;
		317
310	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)))
		319	{
311	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	320	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
312	free_object(tmp);	321	{
		322	tmp->drop_and_destroy ();
313	return 0;	323	return 0;
314	}	324	}
315	tmp->x=op->x;	325
316	tmp->y=op->y;	326	tmp->x = op->x;
		327	tmp->y = op->y;
317	tmp->direction=absdir(tmp->direction+4);	328	tmp->direction = absdir (tmp->direction + 4);
318	tmp->map = op->map;	329	tmp->map = op->map;
319	}	330	}
320	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL)	331
		332	if ((tmp = tmp->insert_at (tmp, op)))
321	move_bolt (tmp);	333	move_bolt (tmp);
		334
322	return 1;	335	return 1;
323	}	336	}
324
325
326		337
327	/***************************************************************************	338	/***************************************************************************
328	*	339	*
329	* BULLET/BALL CODE	340	* BULLET/BALL CODE
330	*	341	*
331	***************************************************************************/	342	***************************************************************************/
332		343
333	/* expands an explosion. op is a piece of the	344	/* expands an explosion. op is a piece of the
334	* explosion - this expans it in the different directions.	345	* explosion - this expands it in the different directions.
335	* At least that is what I think this does.	346	* At least that is what I think this does.
336	*/	347	*/
		348	void
337	void explosion(object *op) {	349	explosion (object *op)
338	object *tmp;	350	{
339	mapstruct *m=op->map;	351	maptile *m = op->map;
340	int i;	352	int i;
341		353
342	if(--(op->duration)<0) {	354	if (--op->duration < 0)
343	remove_ob(op);
344	free_object(op);
345	return;
346	}	355	{
		356	op->destroy ();
		357	return;
		358	}
		359
347	hit_map(op,0,op->attacktype,0);	360	hit_map (op, 0, op->attacktype, 0);
348		361
349	if(op->range>0) {	362	if (op->range > 0)
350	for(i=1;i<9;i++) {	363	{
		364	for (i = 1; i < 9; i++)
		365	{
351	sint16 dx,dy;	366	sint16 dx, dy;
352		367
353	dx=op->x+freearr_x[i];	368	dx = op->x + freearr_x[i];
354	dy=op->y+freearr_y[i];	369	dy = op->y + freearr_y[i];
		370
355	/* ok_to_put_more already does things like checks for walls,	371	/* ok_to_put_more already does things like checks for walls,
356	* out of map, etc.	372	* out of map, etc.
357	*/	373	*/
358	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))
359	tmp=get_object();	375	{
360	copy_object(op,tmp);	376	object *tmp = op->clone ();
361	tmp->state=0;	377
362	tmp->speed_left= -0.21;	378	tmp->state = 0;
363	tmp->range--;	379	tmp->speed_left = -0.21f;
364	tmp->value=0;	380	tmp->range--;
365	tmp->x=dx;	381	tmp->value = 0;
366	tmp->y=dy;	382
367	insert_ob_in_map(tmp,m,op,0);	383	m->insert (tmp, dx, dy, op);
		384	}
		385	}
368	}	386	}
369	}
370	}
371	}	387	}
372
373		388
374	/* Causes an object to explode, eg, a firebullet,	389	/* Causes an object to explode, eg, a firebullet,
375	* poison cloud ball, etc. op is the object to	390	* poison cloud ball, etc. op is the object to
376	* explode.	391	* explode.
377	*/	392	*/
		393	void
378	void explode_bullet(object *op)	394	explode_bullet (object *op)
379	{	395	{
380	tag_t op_tag = op->count;
381	object tmp, owner;	396	object tmp, owner;
382		397
383	if (op->other_arch == NULL) {	398	if (!op->other_arch)
		399	{
384	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	400	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
385	remove_ob (op);	401	op->destroy ();
386	free_object (op);	402	return;
387	return;
388	}	403	}
389		404
390	if (op->env) {	405	if (op->env)
391	object *env;	406	{
		407	object *env = op->outer_env ();
392		408
393	env = object_get_env_recursive(op);
394	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))
		410	{
395	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	411	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
396	remove_ob (op);	412	op->destroy ();
397	free_object (op);
398	return;	413	return;
399	}	414	}
400	remove_ob (op);	415
401	op->x = env->x;	416	op->insert_at (env, op, INS_NO_MERGE \| INS_NO_WALK_ON);
402	op->y = env->y;	417	}
403	insert_ob_in_map(op, env->map, op, INS_NO_MERGE \| INS_NO_WALK_ON);
404	} else if (out_of_map (op->map, op->x, op->y)) {	418	else if (out_of_map (op->map, op->x, op->y))
		419	{
405	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	420	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
406	remove_ob (op);	421	op->destroy ();
407	free_object (op);	422	return;
408	return;	423	}
		424
		425	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps
		426	// NOTE: If this breaks something important: remove this. I can't think of anything
		427	// bad at the moment that might happen from this.
		428	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
409	}	429	{
		430	op->destroy ();
		431	return;
		432	}
410		433
411	if (op->attacktype) {	434	if (op->attacktype)
		435	{
412	hit_map (op, 0, op->attacktype, 1);	436	hit_map (op, 0, op->attacktype, 1);
413	if (was_destroyed (op, op_tag))	437
		438	if (op->destroyed ())
414	return;	439	return;
415	}	440	}
416		441
417	/* other_arch contains what this explodes into */	442	/* other_arch contains what this explodes into */
418	tmp = arch_to_object (op->other_arch);	443	tmp = arch_to_object (op->other_arch);
419		444
420	copy_owner (tmp, op);	445	tmp->set_owner (op);
421	if (tmp->skill) FREE_AND_CLEAR_STR(tmp->skill);	446	tmp->skill = op->skill;
422	if (op->skill) tmp->skill = add_refcount(op->skill);
423		447
424	owner = get_owner(op);	448	owner = op->owner;
425	if ((tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER) && owner &&	449
		450	if ((tmp->attacktype & AT_HOLYWORD
		451	\|\| tmp->attacktype & AT_GODPOWER)
		452	&& owner
426	!tailor_god_spell(tmp, owner)) {	453	&& !tailor_god_spell (tmp, owner))
427	remove_ob (op);
428	free_object (op);
429	return;
430	}	454	{
431	tmp->x = op->x;	455	op->destroy ();
432	tmp->y = op->y;	456	return;
		457	}
433		458
434	/* special for bombs - it actually has sane values for these */	459	/* special for bombs - it actually has sane values for these */
435	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB) {	460	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
		461	{
436	tmp->attacktype = op->attacktype;	462	tmp->attacktype = op->attacktype;
437	tmp->range = op->range;	463	tmp->range = op->range;
438	tmp->stats.dam = op->stats.dam;	464	tmp->stats.dam = op->stats.dam;
439	tmp->duration = op->duration;	465	tmp->duration = op->duration;
440	} else {	466	}
441	if (op->attacktype & AT_MAGIC) tmp->attacktype\|=AT_MAGIC;	467	else
		468	{
		469	if (op->attacktype & AT_MAGIC)
		470	tmp->attacktype \|= AT_MAGIC;
		471
442	/* Spell doc describes what is going on here */	472	/* Spell doc describes what is going on here */
443	tmp->stats.dam = op->dam_modifier;	473	tmp->stats.dam = op->dam_modifier;
444	tmp->range = op->stats.maxhp;	474	tmp->range = op->stats.maxhp;
445	tmp->duration = op->stats.hp;	475	tmp->duration = op->stats.hp;
446	/* 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 -
447	* the count of the parent should work fine.	477	* the count of the parent should work fine.
448	*/	478	*/
449	tmp->stats.maxhp = op->count;	479	tmp->stats.maxhp = op->count;
450	}	480	}
451		481
452	/* Set direction of cone explosion */	482	/* Set direction of cone explosion */
453	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)	483	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)
454	tmp->stats.sp = op->direction;	484	tmp->stats.sp = op->direction;
455		485
456	/* Prevent recursion */	486	/* Prevent recursion */
457	op->move_on = 0;	487	op->move_on = 0;
458		488
459	insert_ob_in_map(tmp, op->map, op, 0);	489	tmp->insert_at (op, op);
		490	tmp->play_sound (tmp->sound);
		491
460	/* remove the firebullet */	492	/* remove the firebullet */
461	if ( ! was_destroyed (op, op_tag)) {	493	op->destroy ();
462	remove_ob (op);
463	free_object (op);
464	}
465	}	494	}
466
467
468		495
469	/* 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
470	* (eg, explode, damage player, etc)	497	* (eg, explode, damage player, etc)
471	*/	498	*/
472		499	void
473	void check_bullet(object *op)	500	check_bullet (object *op)
474	{	501	{
475	tag_t op_tag = op->count, tmp_tag;
476	object *tmp;	502	object *tmp;
477	int dam, mflags;	503	int dam, mflags;
478	mapstruct *m;	504	maptile *m;
479	sint16 sx, sy;	505	sint16 sx, sy;
480		506
481	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);
482		508
483	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)))
484	return;	510	return;
485		511
486	if (op->other_arch) {	512	if (op->other_arch)
		513	{
487	/* explode object will also remove op */	514	/* explode object will also remove op */
488	explode_bullet (op);	515	explode_bullet (op);
489	return;	516	return;
490	}	517	}
491		518
492	/* 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 */
493	if (!(mflags & P_IS_ALIVE)) return;	520	if (!(mflags & P_IS_ALIVE))
		521	return;
494		522
495	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)
496	{	524	{
497	if (QUERY_FLAG (tmp, FLAG_ALIVE)) {	525	if (QUERY_FLAG (tmp, FLAG_ALIVE))
498	tmp_tag = tmp->count;	526	{
499	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	527	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
500	if (was_destroyed (op, op_tag) \|\| ! was_destroyed (tmp, tmp_tag)	528
501	\|\| (op->stats.dam -= dam) < 0)	529	// TODO: can't understand the following if's
		530	if (op->destroyed () \|\| !tmp->destroyed () \|\| (op->stats.dam -= dam) < 0)
502	{	531	{
503	if(!QUERY_FLAG(op,FLAG_REMOVED)) {	532	if (!QUERY_FLAG (op, FLAG_REMOVED))
504	remove_ob (op);	533	{
505	free_object(op);	534	op->destroy ();
506	return;	535	return;
507	}	536	}
508	}	537	}
509	}	538	}
510	}	539	}
511	}	540	}
512
513		541
514	/* Basically, we move 'op' one square, and if it hits something,	542	/* Basically, we move 'op' one square, and if it hits something,
515	* call check_bullet.	543	* call check_bullet.
516	* This function is only applicable to bullets, but not to all	544	* This function is only applicable to bullets, but not to all
517	* fired arches (eg, bolts).	545	* fired arches (eg, bolts).
518	*/	546	*/
519		547	void
520	void move_bullet(object *op)	548	move_bullet (object *op)
521	{	549	{
522	sint16 new_x, new_y;	550	sint16 new_x, new_y;
523	int mflags;	551	int mflags;
524	mapstruct *m;	552	maptile *m;
525		553
526	#if 0	554	#if 0
527	/* We need a better general purpose way to do this */	555	/* We need a better general purpose way to do this */
528		556
529	/* peterm: added to make comet leave a trail of burnouts	557	/* peterm: added to make comet leave a trail of burnouts
530	it's an unadulterated hack, but the effect is cool. */	558	it's an unadulterated hack, but the effect is cool. */
531	if(op->stats.sp == SP_METEOR) {	559	if (op->stats.sp == SP_METEOR)
		560	{
532	replace_insert_ob_in_map("fire_trail",op);	561	replace_insert_ob_in_map ("fire_trail", op);
533	if (was_destroyed (op, op_tag))	562	if (op->destroyed ())
534	return;	563	return;
535	} /* end addition. */	564	} /* end addition. */
536	#endif	565	#endif
537		566
538	/* Reached the end of its life - remove it */	567	/* Reached the end of its life - remove it */
539	if (--op->range <=0) {	568	if (--op->range <= 0)
		569	{
540	if (op->other_arch) {	570	if (op->other_arch)
541	explode_bullet (op);	571	explode_bullet (op);
542	} else {	572	else
543	remove_ob (op);	573	op->destroy ();
544	free_object (op);	574
545	}
546	return;	575	return;
547	}	576	}
548		577
549	new_x = op->x + DIRX(op);	578	new_x = op->x + DIRX (op);
550	new_y = op->y + DIRY(op);	579	new_y = op->y + DIRY (op);
551	m = op->map;	580	m = op->map;
552	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);
553		582
554	if (mflags & P_OUT_OF_MAP) {	583	if (mflags & P_OUT_OF_MAP)
555	remove_ob (op);	584	{
556	free_object (op);	585	op->destroy ();
557	return;	586	return;
558	}	587	}
559		588
560	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)))
		590	{
561	if (op->other_arch) {	591	if (op->other_arch)
562	explode_bullet (op);	592	explode_bullet (op);
563	} else {	593	else
564	remove_ob (op);	594	op->destroy ();
565	free_object (op);	595
566	}
567	return;	596	return;
568	}	597	}
569		598
570	remove_ob (op);	599	if (!(op = m->insert (op, new_x, new_y, op)))
571	op->x = new_x;
572	op->y = new_y;
573	if ((op = insert_ob_in_map (op, m, op,0)) == NULL)
574	return;	600	return;
575		601
576	if (reflwall (op->map, op->x, op->y, op)) {	602	if (reflwall (op->map, op->x, op->y, op))
		603	{
577	op->direction = absdir (op->direction + 4);	604	op->direction = absdir (op->direction + 4);
578	update_turn_face (op);	605	update_turn_face (op);
579	} else {	606	}
		607	else
580	check_bullet (op);	608	check_bullet (op);
581	}
582	}	609	}
583
584
585
586		610
587	/* fire_bullet	611	/* fire_bullet
588	* object op (cast from caster) files a bolt in dir.	612	* object op (cast from caster) files a bolt in dir.
589	* spob is the spell object for the bolt.	613	* spob is the spell object for the bolt.
590	* we remove the magic flag - that can be derived from	614	* we remove the magic flag - that can be derived from
591	* spob->attacktype.	615	* spob->attacktype.
592	* This function sets up the appropriate owner and skill	616	* This function sets up the appropriate owner and skill
593	* pointers.	617	* pointers.
594	*/	618	*/
595		619	int
596	int fire_bullet(object op,object caster,int dir,object *spob) {	620	fire_bullet (object op, object caster, int dir, object *spob)
		621	{
597	object *tmp=NULL;	622	object *tmp = NULL;
598	int mflags;	623	int mflags;
599		624
600	if (!spob->other_arch)	625	if (!spob->other_arch)
601	return 0;	626	return 0;
602		627
603	tmp=arch_to_object(spob->other_arch);	628	tmp = spob->other_arch->instance ();
604	if(tmp==NULL)	629	if (!tmp)
605	return 0;	630	return 0;
606		631
607	/* peterm: level dependency for bolts */	632	/* peterm: level dependency for bolts */
608	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);
609	tmp->attacktype = spob->attacktype;	634	tmp->attacktype = spob->attacktype;
610	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	635	if (spob->slaying)
		636	tmp->slaying = spob->slaying;
611		637
612	tmp->range = 50;	638	tmp->range = 50;
613		639
614	/* Need to store duration/range for the ball to use */	640	/* Need to store duration/range for the ball to use */
615	tmp->stats.hp = spob->duration + SP_level_duration_adjust(caster,spob);	641	tmp->stats.hp = spob->duration + SP_level_duration_adjust (caster, spob);
616	tmp->stats.maxhp = spob->range + SP_level_range_adjust(caster,spob);	642	tmp->stats.maxhp = spob->range + SP_level_range_adjust (caster, spob);
617	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust(caster,spob);	643	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust (caster, spob);
618		644
619	tmp->direction=dir;	645	tmp->direction = dir;
620	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	646	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
621	SET_ANIMATION(tmp, dir);	647	SET_ANIMATION (tmp, dir);
622		648
623	set_owner(tmp,op);	649	tmp->set_owner (op);
624	set_spell_skill(op, caster, spob, tmp);	650	set_spell_skill (op, caster, spob, tmp);
625		651
626	tmp->x=op->x + freearr_x[dir];	652	tmp->x = op->x + freearr_x[dir];
627	tmp->y=op->y + freearr_y[dir];	653	tmp->y = op->y + freearr_y[dir];
628	tmp->map = op->map;	654	tmp->map = op->map;
629		655
		656	maptile *newmap;
630	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);
631	if (mflags & P_OUT_OF_MAP) {	658	if (mflags & P_OUT_OF_MAP)
632	free_object(tmp);
633	return 0;
634	}	659	{
		660	tmp->destroy ();
		661	return 0;
		662	}
		663
		664	tmp->map = newmap;
		665
635	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)))
		667	{
636	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	668	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
637	free_object(tmp);	669	{
		670	tmp->destroy ();
638	return 0;	671	return 0;
639	}	672	}
640	tmp->x=op->x;	673
641	tmp->y=op->y;	674	tmp->x = op->x;
		675	tmp->y = op->y;
642	tmp->direction=absdir(tmp->direction+4);	676	tmp->direction = absdir (tmp->direction + 4);
643	tmp->map = op->map;	677	tmp->map = op->map;
644	}	678	}
645	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL) {	679
		680	if ((tmp = tmp->insert_at (tmp, op)))
646	check_bullet (tmp);	681	check_bullet (tmp);
647	}	682
648	return 1;	683	return 1;
649	}	684	}
650
651
652
653		685
654	/*****************************************************************************	686	/*****************************************************************************
655	*	687	*
656	* CONE RELATED FUNCTIONS	688	* CONE RELATED FUNCTIONS
657	*	689	*
658	*****************************************************************************/	690	*****************************************************************************/
659		691
660
661	/* 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" */
		693	void
662	void cone_drop(object *op) {	694	cone_drop (object *op)
		695	{
663	object *new_ob = arch_to_object(op->other_arch);	696	object *new_ob = arch_to_object (op->other_arch);
664		697
665	new_ob->x = op->x;
666	new_ob->y = op->y;
667	new_ob->level = op->level;	698	new_ob->level = op->level;
668	set_owner(new_ob,op->owner);	699	new_ob->set_owner (op->owner);
669		700
670	/* preserve skill ownership */	701	/* preserve skill ownership */
671	if(op->skill && op->skill != new_ob->skill) {	702	if (op->skill && op->skill != new_ob->skill)
672	if (new_ob->skill) free_string(new_ob->skill);	703	new_ob->skill = op->skill;
673	new_ob->skill = add_refcount(op->skill);	704
674	}	705	new_ob->insert_at (op, op);
675	insert_ob_in_map(new_ob,op->map,op,0);
676
677	}	706	}
678		707
679	/* 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 */
680		709
		710	void
681	void move_cone(object *op) {	711	move_cone (object *op)
682	int i;	712	{
683	tag_t tag;
684
685	/* 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 */
686	if (! op->map) {	714	if (!op->map)
687	LOG(llevError,"Tried to move_cone object %s without a map.\n",
688	op->name ? op->name : "unknown");
689	op->speed = 0;
690	update_ob_speed (op);
691	return;
692	}	715	{
		716	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
		717	op->set_speed (0);
		718	return;
		719	}
693		720
694	/* lava saves it's life, but not yours :) */	721	/* lava saves it's life, but not yours :) */
695	if (QUERY_FLAG(op, FLAG_LIFESAVE)) {	722	if (QUERY_FLAG (op, FLAG_LIFESAVE))
		723	{
696	hit_map(op,0,op->attacktype,0);	724	hit_map (op, 0, op->attacktype, 0);
697	return;	725	return;
698	}	726	}
699		727
700	#if 0	728	#if 0
701	/* Disable this - enabling it makes monsters easier, as	729	/* Disable this - enabling it makes monsters easier, as
702	* when their cone dies when they die.	730	* when their cone dies when they die.
703	*/	731	*/
704	/* If no owner left, the spell dies out. */	732	/* If no owner left, the spell dies out. */
705	if(get_owner(op)==NULL) {	733	if (op->owner == NULL)
706	remove_ob(op);	734	{
707	free_object(op);	735	op->destroy ();
708	return;	736	return;
709	}	737	}
710	#endif	738	#endif
711		739
712	tag = op->count;
713	hit_map(op,0,op->attacktype,0);	740	hit_map (op, 0, op->attacktype, 0);
714		741
		742	if (!op->is_on_map ())
		743	return;
		744
715	/* Check to see if we should push anything.	745	/* Check to see if we should push anything.
716	* Spell objects with weight push whatever they encounter to some	746	* Spell objects with weight push whatever they encounter to some
717	* degree.	747	* degree.
718	*/	748	*/
		749	if (op->weight)
		750	{
719	if(op->weight) check_spell_knockback(op);	751	check_spell_knockback (op);
720		752
721	if (was_destroyed (op, tag))	753	if (!op->is_on_map ())
722	return;	754	return;
		755	}
723		756
724	if((op->duration--)<0) {	757	if (op->duration-- < 0)
725	remove_ob(op);
726	free_object(op);
727	return;
728	}	758	{
		759	op->destroy ();
		760	return;
		761	}
729	/* Object has hit maximum range, so don't have it move	762	/* Object has hit maximum range, so don't have it move
730	* any further. When the duration above expires,	763	* any further. When the duration above expires,
731	* then the object will get removed.	764	* then the object will get removed.
732	*/	765	*/
733	if (--op->range < 0) {	766	if (--op->range < 0)
734	op->range=0; /* just so it doesn't wrap */
735	return;
736	}	767	{
		768	op->range = 0; /* just so it doesn't wrap */
		769	return;
		770	}
737		771
738	for(i= -1;i<2;i++) {	772	for (int i = -1; i <= 1; i++)
739	sint16 x=op->x+freearr_x[absdir(op->stats.sp+i)],	773	{
740	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)];
741		775
742	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))
743	object *tmp=get_object();	777	{
744	copy_object(op, tmp);	778	object *tmp = op->clone ();
745	tmp->x=x;
746	tmp->y=y;
747		779
748	tmp->duration = op->duration + 1;	780	tmp->duration = op->duration + 1;
749		781
750	/* Use for spell tracking - see ok_to_put_more() */	782	/* Use for spell tracking - see ok_to_put_more() */
751	tmp->stats.maxhp = op->stats.maxhp;	783	tmp->stats.maxhp = op->stats.maxhp;
752	insert_ob_in_map(tmp,op->map,op,0);	784
753	if (tmp->other_arch) cone_drop(tmp);	785	op->map->insert (tmp, x, y, op);
754	}	786
		787	if (tmp->other_arch)
		788	cone_drop (tmp);
		789	}
755	}	790	}
756	}	791	}
757		792
758	/* cast_cone: casts a cone spell.	793	/* cast_cone: casts a cone spell.
759	* op: person firing the object.	794	* op: person firing the object.
761	* dir: direction to fire in.	796	* dir: direction to fire in.
762	* spell: spell that is being fired. It uses other_arch for the archetype	797	* spell: spell that is being fired. It uses other_arch for the archetype
763	* to fire.	798	* to fire.
764	* returns 0 on failure, 1 on success.	799	* returns 0 on failure, 1 on success.
765	*/	800	*/
		801	int
766	int cast_cone(object op, object caster,int dir, object *spell)	802	cast_cone (object op, object caster, int dir, object *spell)
767	{	803	{
768	object *tmp;	804	object *tmp;
769	int i,success=0,range_min= -1,range_max=1;	805	int i, success = 0, range_min = -1, range_max = 1;
770	mapstruct *m;	806	maptile *m;
771	sint16 sx, sy;	807	sint16 sx, sy;
772	MoveType movetype;	808	MoveType movetype;
773		809
774	if (!spell->other_arch) return 0;	810	if (!spell->other_arch)
775
776	if (op->type == PLAYER && QUERY_FLAG(op, FLAG_UNDEAD) &&
777	op->attacktype & AT_TURN_UNDEAD) {
778	new_draw_info(NDI_UNIQUE, 0,op,
779	"Your undead nature prevents you from turning undead!");
780	return 0;	811	return 0;
		812
		813	if (op->type == PLAYER && QUERY_FLAG (op, FLAG_UNDEAD) && op->attacktype & AT_TURN_UNDEAD)
781	}	814	{
		815	new_draw_info (NDI_UNIQUE, 0, op, "Your undead nature prevents you from turning undead!");
		816	return 0;
		817	}
782		818
783	if(!dir) {	819	if (!dir)
784	range_min= 0;
785	range_max=8;
786	}	820	{
		821	range_min = 0;
		822	range_max = 8;
		823	}
787		824
788	/* 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
789	* 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
790	* insert it into is blocked.	827	* insert it into is blocked.
791	*/	828	*/
792	movetype = spell->other_arch->clone.move_type;	829	movetype = spell->other_arch->move_type;
793		830
794	for(i=range_min;i<=range_max;i++) {	831	for (i = range_min; i <= range_max; i++)
		832	{
795	sint16 x,y, d;	833	sint16 x, y, d;
796		834
797	/* We can't use absdir here, because it never returns	835	/* We can't use absdir here, because it never returns
798	* 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
799	* 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
800	* to hit that person.	838	* to hit that person.
801	*/	839	*/
802	d = dir + i;	840	d = dir + i;
803	while (d < 0) d+=8;	841	while (d < 0)
804	while (d > 8) d-=8;	842	d += 8;
		843	while (d > 8)
		844	d -= 8;
805		845
806	/* If it's not a rune, we don't want to blast the caster.	846	/* If it's not a rune, we don't want to blast the caster.
807	* In that case, we have to see - if dir is specified,	847	* In that case, we have to see - if dir is specified,
808	* turn this into direction 8. If dir is not specified (all	848	* turn this into direction 8. If dir is not specified (all
809	* direction) skip - otherwise, one line would do more damage	849	* direction) skip - otherwise, one line would do more damage
810	* becase 0 direction will go through 9 directions - necessary	850	* becase 0 direction will go through 9 directions - necessary
811	* for the rune code.	851	* for the rune code.
812	*/	852	*/
813	if (caster->type != RUNE && d==0) {	853	if (caster->type != RUNE && d == 0)
814	if (dir!=0) d=8;	854	{
815	else continue;	855	if (dir != 0)
816	}	856	d = 8;
		857	else
		858	continue;
		859	}
817		860
818	x = op->x+freearr_x[d];	861	x = op->x + freearr_x[d];
819	y = op->y+freearr_y[d];	862	y = op->y + freearr_y[d];
820		863
821	if(get_map_flags(op->map, &m, x,y, &sx, &sy) & P_OUT_OF_MAP)	864	if (get_map_flags (op->map, &m, x, y, &sx, &sy) & P_OUT_OF_MAP)
822	continue;	865	continue;
823		866
824	if ((movetype & GET_MAP_MOVE_BLOCK(m, sx, sy)) == movetype)	867	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
825	continue;	868	continue;
826		869
827	success=1;	870	success = 1;
828	tmp=arch_to_object(spell->other_arch);	871	tmp = arch_to_object (spell->other_arch);
829	set_owner(tmp,op);	872	tmp->set_owner (op);
830	set_spell_skill(op, caster, spell, tmp);	873	set_spell_skill (op, caster, spell, tmp);
831	tmp->level = caster_level (caster, spell);	874	tmp->level = casting_level (caster, spell);
832	tmp->x = sx;
833	tmp->y = sy;
834	tmp->attacktype=spell->attacktype;	875	tmp->attacktype = spell->attacktype;
835		876
836	/* holy word stuff */	877	/* holy word stuff */
837	if((tmp->attacktype & AT_HOLYWORD) \|\| (tmp->attacktype & AT_GODPOWER)) {	878	if ((tmp->attacktype & AT_HOLYWORD) \|\| (tmp->attacktype & AT_GODPOWER))
838	if(!tailor_god_spell(tmp,op)) return 0;	879	if (!tailor_god_spell (tmp, op))
839	}	880	return 0;
840		881
841	if(dir)	882	if (dir)
842	tmp->stats.sp=dir;	883	tmp->stats.sp = dir;
843	else	884	else
844	tmp->stats.sp=i;	885	tmp->stats.sp = i;
845		886
846	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	887	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
847		888
848	/* If casting it in all directions, it doesn't go as far */	889	/* If casting it in all directions, it doesn't go as far */
849	if (dir == 0) {	890	if (dir == 0)
		891	{
850	tmp->range /= 4;	892	tmp->range /= 4;
851	if (tmp->range < 2 && spell->range >=2) tmp->range = 2;	893	if (tmp->range < 2 && spell->range >= 2)
852	}	894	tmp->range = 2;
		895	}
		896
853	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	897	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
854	tmp->duration=spell->duration + SP_level_duration_adjust(caster,spell);	898	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
855		899
856	/* Special bonus for fear attacks */	900	/* Special bonus for fear attacks */
857	if (tmp->attacktype & AT_FEAR) {	901	if (tmp->attacktype & AT_FEAR)
858	if (caster->type == PLAYER) tmp->duration += fear_bonus[caster->stats.Cha];	902	{
859	else	903	if (caster->type == PLAYER)
		904	tmp->duration += fear_bonus[caster->stats.Cha];
		905	else
860	tmp->duration += caster->level/3;	906	tmp->duration += caster->level / 3;
861	}	907	}
		908
862	if (tmp->attacktype & (AT_HOLYWORD \| AT_TURN_UNDEAD)) {	909	if (tmp->attacktype & (AT_HOLYWORD \| AT_TURN_UNDEAD))
863	if (caster->type == PLAYER) tmp->duration += turn_bonus[caster->stats.Wis]/5;	910	{
864	else	911	if (caster->type == PLAYER)
		912	tmp->duration += turn_bonus[caster->stats.Wis] / 5;
		913	else
865	tmp->duration += caster->level/3;	914	tmp->duration += caster->level / 3;
866	}	915	}
867		916
868
869	if ( !(tmp->move_type & MOVE_FLY_LOW))	917	if (!(tmp->move_type & MOVE_FLY_LOW))
870	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n",	918	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
871	spell->other_arch->name);
872		919
873	if (!tmp->move_on && tmp->stats.dam) {	920	if (!tmp->move_on && tmp->stats.dam)
874	LOG (llevDebug,	921	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
875	"cast_cone(): arch %s doesn't have move_on set\n",
876	spell->other_arch->name);
877	}
878	insert_ob_in_map(tmp,m,op,0);
879		922
		923	m->insert (tmp, sx, sy, op);
		924
880	/* This is used for tracking spells so that one effect doesn't hit	925	/* This is used for tracking spells so that one effect doesn't hit
881	* a single space too many times.	926	* a single space too many times.
882	*/	927	*/
883	tmp->stats.maxhp = tmp->count;	928	tmp->stats.maxhp = tmp->count;
884		929
885	if(tmp->other_arch) cone_drop(tmp);	930	if (tmp->other_arch)
		931	cone_drop (tmp);
886	}	932	}
		933
887	return success;	934	return success;
888	}	935	}
889		936
890	/****************************************************************************	937	/****************************************************************************
891	*	938	*
892	* BOMB related code	939	* BOMB related code
893	*	940	*
894	****************************************************************************/	941	****************************************************************************/
895		942
896
897	/* This handles an exploding bomb.	943	/* This handles an exploding bomb.
898	* op is the original bomb object.	944	* op is the original bomb object.
899	*/	945	*/
		946	void
900	void animate_bomb(object *op) {	947	animate_bomb (object *op)
901	int i;	948	{
902	object env, tmp;
903	archetype *at;
904
905	if(op->state!=NUM_ANIMATIONS(op)-1)	949	if (op->state != NUM_ANIMATIONS (op) - 1)
906	return;	950	return;
907		951
908	env = object_get_env_recursive(op);	952	object *env = op->outer_env ();
909		953
910	if (op->env) {	954	if (op->env)
		955	{
911	if (env->map == NULL)	956	if (env->map == NULL)
912	return;	957	return;
913		958
914	if (env->type == PLAYER)	959	if (!(op = op->insert_at (env, op)))
915	esrv_del_item(env->contr, op->count);	960	return;
		961	}
916		962
917	remove_ob(op);	963	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
918	op->x = env->x;	964	// on a safe map. I don't like this special casing, but it seems to be neccessary
919	op->y = env->y;	965	// as bombs can be carried.
920	if ((op = insert_ob_in_map (op, env->map, op,0)) == NULL)	966	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
		967	{
		968	op->destroy ();
921	return;	969	return;
922	}	970	}
923		971
924	/* This copies a lot of the code from the fire bullet,	972	/* This copies a lot of the code from the fire bullet,
925	* but using the cast_bullet isn't really feasible,	973	* but using the cast_bullet isn't really feasible,
926	* so just set up the appropriate values.	974	* so just set up the appropriate values.
927	*/	975	*/
928	at = find_archetype(SPLINT);	976	if (archetype *at = archetype::find (SPLINT))
929	if (at) {	977	{
930	for(i=1;i<9;i++) {	978	for (int i = 1; i < 9; i++)
		979	{
931	if (out_of_map(op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	980	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
932	continue;	981	continue;
933	tmp = arch_to_object(at);	982
		983	object *tmp = arch_to_object (at);
934	tmp->direction = i;	984	tmp->direction = i;
935	tmp->range = op->range;	985	tmp->range = op->range;
936	tmp->stats.dam = op->stats.dam;	986	tmp->stats.dam = op->stats.dam;
937	tmp->duration = op->duration;	987	tmp->duration = op->duration;
938	tmp->attacktype = op->attacktype;	988	tmp->attacktype = op->attacktype;
939	copy_owner (tmp, op);	989	tmp->set_owner (op);
940	if(op->skill && op->skill != tmp->skill) {	990	if (op->skill && op->skill != tmp->skill)
941	if (tmp->skill) free_string(tmp->skill);	991	tmp->skill = op->skill;
942	tmp->skill = add_refcount(op->skill);	992
		993	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
		994	SET_ANIMATION (tmp, i);
		995
		996	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
		997	move_bullet (tmp);
		998	}
943	}	999	}
944	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))
945	SET_ANIMATION(tmp, i);
946	tmp->x = op->x + freearr_x[i];
947	tmp->y = op->y + freearr_x[i];
948	insert_ob_in_map(tmp, op->map, op, 0);
949	move_bullet(tmp);
950	}
951	}
952		1000
953	explode_bullet(op);	1001	explode_bullet (op);
954	}	1002	}
955		1003
		1004	int
956	int create_bomb(object op,object caster,int dir, object *spell) {	1005	create_bomb (object op, object caster, int dir, object *spell)
957		1006	{
958	object *tmp;	1007	object *tmp;
959	int mflags;	1008	int mflags;
960	sint16 dx=op->x+freearr_x[dir], dy=op->y+freearr_y[dir];	1009	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
961	mapstruct *m;	1010	maptile *m;
962		1011
963	mflags = get_map_flags(op->map, &m, dx,dy, &dx,&dy);	1012	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
964	if ((mflags & P_OUT_OF_MAP) \|\| (GET_MAP_MOVE_BLOCK(m, dx, dy) & MOVE_WALK)) {	1013	if ((mflags & P_OUT_OF_MAP) \|\| (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
		1014	{
965	new_draw_info(NDI_UNIQUE, 0,op,"There is something in the way.");	1015	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
966	return 0;	1016	return 0;
967	}	1017	}
		1018
968	tmp=arch_to_object(spell->other_arch);	1019	tmp = arch_to_object (spell->other_arch);
969		1020
970	/* level dependencies for bomb */	1021	/* level dependencies for bomb */
971	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	1022	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
972	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	1023	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
973	tmp->duration = spell->duration + SP_level_duration_adjust(caster,spell);	1024	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
974	tmp->attacktype = spell->attacktype;	1025	tmp->attacktype = spell->attacktype;
975		1026
976	set_owner(tmp,op);	1027	tmp->set_owner (op);
977	set_spell_skill(op, caster, spell, tmp);	1028	set_spell_skill (op, caster, spell, tmp);
978	tmp->x=dx;	1029
979	tmp->y=dy;	1030	m->insert (tmp, dx, dy, op);
980	insert_ob_in_map(tmp,m,op,0);
981	return 1;	1031	return 1;
982	}	1032	}
983		1033
984	/****************************************************************************	1034	/****************************************************************************
985	*	1035	*
986	* smite related spell code.	1036	* smite related spell code.
…		…
994	* dir is the direction to look in.	1044	* dir is the direction to look in.
995	* range is how far out to look.	1045	* range is how far out to look.
996	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1046	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
997	* this info is used for blocked magic/unholy spaces.	1047	* this info is used for blocked magic/unholy spaces.
998	*/	1048	*/
999		1049	object *
1000	object get_pointed_target(object op, int dir, int range, int type) {	1050	get_pointed_target (object *op, int dir, int range, int type)
		1051	{
1001	object *target;	1052	object *target;
1002	sint16 x,y;	1053	sint16 x, y;
1003	int dist, mflags;	1054	int dist, mflags;
1004	mapstruct *mp;	1055	maptile *mp;
1005		1056
1006	if (dir==0) return NULL;	1057	if (dir == 0)
1007
1008	for (dist=1; dist<range; dist++) {
1009	x = op->x + freearr_x[dir] * dist;
1010	y = op->y + freearr_y[dir] * dist;
1011	mp = op->map;
1012	mflags = get_map_flags(op->map, &mp, x, y, &x, &y);
1013
1014	if (mflags & P_OUT_OF_MAP) return NULL;
1015	if ((type & SPELL_MANA) && (mflags & P_NO_MAGIC)) return NULL;
1016	if ((type & SPELL_GRACE) && (mflags & P_NO_CLERIC)) return NULL;
1017	if (GET_MAP_MOVE_BLOCK(mp, x, y) & MOVE_FLY_LOW) return NULL;
1018
1019	if (mflags & P_IS_ALIVE) {
1020	for(target=get_map_ob(mp,x,y); target; target=target->above) {
1021	if(QUERY_FLAG(target->head?target->head:target,FLAG_MONSTER)) {
1022	return target;
1023	}
1024	}
1025	}
1026	}
1027	return NULL;	1058	return NULL;
1028	}
1029		1059
		1060	for (dist = 1; dist < range; dist++)
		1061	{
		1062	x = op->x + freearr_x[dir] * dist;
		1063	y = op->y + freearr_y[dir] * dist;
		1064	mp = op->map;
		1065	mflags = get_map_flags (op->map, &mp, x, y, &x, &y);
		1066
		1067	if (mflags & P_OUT_OF_MAP)
		1068	return NULL;
		1069	if ((type & SPELL_MANA) && (mflags & P_NO_MAGIC))
		1070	return NULL;
		1071	if ((type & SPELL_GRACE) && (mflags & P_NO_CLERIC))
		1072	return NULL;
		1073	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
		1074	return NULL;
		1075
		1076	if (mflags & P_IS_ALIVE)
		1077	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
		1078	if (QUERY_FLAG (target, FLAG_MONSTER))
		1079	return target;
		1080	}
		1081
		1082	return NULL;
		1083	}
1030		1084
1031	/* cast_smite_arch() - the priest points to a creature and causes	1085	/* cast_smite_arch() - the priest points to a creature and causes
1032	* a 'godly curse' to decend.	1086	* a 'godly curse' to decend.
1033	* usual params -	1087	* usual params -
1034	* op = player	1088	* op = player
1035	* caster = object casting the spell.	1089	* caster = object casting the spell.
1036	* dir = direction being cast	1090	* dir = direction being cast
1037	* spell = spell object	1091	* spell = spell object
1038	*/	1092	*/
1039		1093	int
1040	int cast_smite_spell (object op, object caster,int dir, object *spell) {	1094	cast_smite_spell (object op, object caster, int dir, object *spell)
		1095	{
1041	object effect, target;	1096	object effect, target;
1042	object *god = find_god(determine_god(op));	1097	object *god = find_god (determine_god (op));
1043	int range;	1098	int range;
1044		1099
1045	range = spell->range + SP_level_range_adjust(caster,spell);	1100	range = spell->range + SP_level_range_adjust (caster, spell);
1046	target = get_pointed_target(op,dir, 50, spell->stats.grace?SPELL_GRACE:SPELL_MANA);	1101	target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA);
1047		1102
1048	/* Bunch of conditions for casting this spell. Note that only	1103	/* Bunch of conditions for casting this spell. Note that only
1049	* require a god if this is a cleric spell (requires grace).	1104	* require a god if this is a cleric spell (requires grace).
1050	* This makes this spell much more general purpose - it can be used	1105	* This makes this spell much more general purpose - it can be used
1051	* by wizards also, which is good, because I think this is a very	1106	* by wizards also, which is good, because I think this is a very
1052	* interesting spell.	1107	* interesting spell.
1053	* if it is a cleric spell, you need a god, and the creature	1108	* if it is a cleric spell, you need a god, and the creature
1054	* can't be friendly to your god.	1109	* can't be friendly to your god.
1055	*/	1110	*/
1056		1111
1057	if(!target \|\| QUERY_FLAG(target,FLAG_REFL_SPELL)	1112	if (!target \|\| QUERY_FLAG (target, FLAG_REFL_SPELL)
1058	\|\|(!god && spell->stats.grace)	1113	\|\| (!god && spell->stats.grace)
1059	\|\|(target->title && god && !strcmp(target->title,god->name))	1114	\|\| (target->title && god && !strcmp (target->title, god->name)) \|\| (target->race && god && strstr (target->race, god->race)))
1060	\|\|(target->race && god && strstr(target->race,god->race))) {	1115	{
1061	new_draw_info(NDI_UNIQUE,0,op,"Your request is unheeded.");	1116	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");
1062	return 0;	1117	return 0;
1063	}	1118	}
1064		1119
1065	if (spell->other_arch)	1120	if (spell->other_arch)
1066	effect = arch_to_object(spell->other_arch);	1121	effect = arch_to_object (spell->other_arch);
1067	else	1122	else
1068	return 0;	1123	return 0;
1069		1124
1070	/* tailor the effect by priest level and worshipped God */	1125	/* tailor the effect by priest level and worshipped God */
1071	effect->level = caster_level (caster, spell);	1126	effect->level = casting_level (caster, spell);
1072	effect->attacktype = spell->attacktype;	1127	effect->attacktype = spell->attacktype;
1073	if (effect->attacktype & (AT_HOLYWORD \| AT_GODPOWER)) {	1128	if (effect->attacktype & (AT_HOLYWORD \| AT_GODPOWER))
		1129	{
1074	if(tailor_god_spell(effect,op))	1130	if (tailor_god_spell (effect, op))
1075	new_draw_info_format(NDI_UNIQUE,0,op,	1131	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));
1076	"%s answers your call!",determine_god(op));
1077	else {	1132	else
		1133	{
1078	new_draw_info(NDI_UNIQUE,0,op,"Your request is ignored.");	1134	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");
1079	return 0;	1135	return 0;
1080	}	1136	}
1081	}	1137	}
1082		1138
1083	/* size of the area of destruction */	1139	/* size of the area of destruction */
1084	effect->range=spell->range +	1140	effect->range = spell->range + SP_level_range_adjust (caster, spell);
1085	SP_level_range_adjust(caster,spell);	1141	effect->duration = spell->duration + SP_level_range_adjust (caster, spell);
1086	effect->duration=spell->duration +
1087	SP_level_range_adjust(caster,spell);
1088		1142
1089	if (effect->attacktype & AT_DEATH) {	1143	if (effect->attacktype & AT_DEATH)
1090	effect->level=spell->stats.dam +	1144	{
1091	SP_level_dam_adjust(caster,spell);	1145	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1092		1146
1093	/* casting death spells at undead isn't a good thing */	1147	/* casting death spells at undead isn't a good thing */
1094	if QUERY_FLAG(target, FLAG_UNDEAD) {	1148	if (QUERY_FLAG (target, FLAG_UNDEAD))
		1149	{
1095	if(random_roll(0, 2, op, PREFER_LOW)) {	1150	if (random_roll (0, 2, op, PREFER_LOW))
		1151	{
1096	new_draw_info(NDI_UNIQUE,0,op,"Idiot! Your spell boomerangs!");	1152	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1097	effect->x=op->x;	1153	effect->x = op->x;
1098	effect->y=op->y;	1154	effect->y = op->y;
1099	} else {	1155	}
1100	new_draw_info_format(NDI_UNIQUE,0,op,"The %s looks stronger!",	1156	else
1101	query_name(target));	1157	{
		1158	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1102	target->stats.hp = target->stats.maxhp*2;	1159	target->stats.hp = target->stats.maxhp * 2;
1103	free_object(effect);	1160	effect->destroy ();
1104	return 0;	1161	return 0;
		1162	}
		1163	}
1105	}	1164	}
1106	}	1165	else
1107	} else {	1166	{
1108	/* how much woe to inflict :) */	1167	/* how much woe to inflict :) */
1109	effect->stats.dam=spell->stats.dam +	1168	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1110	SP_level_dam_adjust(caster,spell);
1111	}	1169	}
1112		1170
1113	set_owner(effect,op);	1171	effect->set_owner (op);
1114	set_spell_skill(op, caster, spell, effect);	1172	set_spell_skill (op, caster, spell, effect);
1115		1173
1116	/* ok, tell it where to be, and insert! */	1174	/* ok, tell it where to be, and insert! */
1117	effect->x=target->x;	1175	effect->insert_at (target, op);
1118	effect->y=target->y;	1176
1119	insert_ob_in_map(effect,target->map,op,0);
1120
1121	return 1;	1177	return 1;
1122	}	1178	}
1123
1124		1179
1125	/****************************************************************************	1180	/****************************************************************************
1126	*	1181	*
1127	* MAGIC MISSILE code.	1182	* MAGIC MISSILE code.
1128	* note that the fire_bullet is used to fire the missile. The	1183	* note that the fire_bullet is used to fire the missile. The
1129	* code here is just to move the missile.	1184	* code here is just to move the missile.
1130	****************************************************************************/	1185	****************************************************************************/
1131		1186
1132	/* op is a missile that needs to be moved */	1187	/* op is a missile that needs to be moved */
		1188	void
1133	void move_missile(object *op) {	1189	move_missile (object *op)
1134	int i, mflags;	1190	{
1135	object *owner;
1136	sint16 new_x, new_y;
1137	mapstruct *m;
1138
1139	if (op->range-- <=0) {	1191	if (op->range-- <= 0)
1140	remove_ob(op);
1141	free_object(op);
1142	return;
1143	}	1192	{
		1193	op->drop_and_destroy ();
		1194	return;
		1195	}
1144		1196
1145	owner = get_owner(op);	1197	mapxy pos (op);
1146	#if 0	1198	pos.move (op->direction);
1147	/* It'd make things nastier if this wasn't here - spells cast by	1199
1148	* monster that are then killed would continue to survive	1200	if (!pos.normalise ())
1149	*/
1150	if (owner == NULL) {
1151	remove_ob(op);
1152	free_object(op);
1153	return;
1154	}	1201	{
1155	#endif	1202	op->destroy ();
		1203	return;
		1204	}
1156		1205
1157	new_x = op->x + DIRX(op);	1206	mapspace &ms = pos.ms ();
1158	new_y = op->y + DIRY(op);
1159		1207
1160	mflags = get_map_flags(op->map, &m, new_x, new_y, &new_x, &new_y);	1208	if (ms.flags () & P_IS_ALIVE \|\| ms.blocks (op))
1161		1209	{
1162	if (!(mflags & P_OUT_OF_MAP) &&
1163	((mflags & P_IS_ALIVE) \|\| OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, new_x, new_y)))) {
1164	tag_t tag = op->count;
1165	hit_map (op, op->direction, AT_MAGIC, 1);	1210	hit_map (op, op->direction, AT_MAGIC, 1);
1166	/* Basically, missile only hits one thing then goes away.	1211	/* Basically, missile only hits one thing then goes away.
1167	* we need to remove it if someone hasn't already done so.	1212	* we need to remove it if someone hasn't already done so.
1168	*/	1213	*/
1169	if ( ! was_destroyed (op, tag)) {	1214	op->destroy ();
1170	remove_ob (op);	1215	return;
1171	free_object(op);	1216	}
1172	}	1217
1173	return;	1218	if (!op->direction)
1174	}	1219	{
1175		1220	op->destroy ();
1176	remove_ob(op);	1221	return;
1177	if ( ! op->direction \|\| (mflags & P_OUT_OF_MAP)) {
1178	free_object(op);
1179	return;
1180	}	1222	}
1181	op->x = new_x;	1223
1182	op->y = new_y;	1224	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1183	op->map = m;
1184	i=spell_find_dir(op->map, op->x, op->y, get_owner(op));
1185	if(i > 0 && i != op->direction){	1225	if (i > 0 && i != op->direction)
		1226	{
1186	op->direction=i;	1227	op->direction = i;
1187	SET_ANIMATION(op, op->direction);	1228	SET_ANIMATION (op, op->direction);
1188	}	1229	}
1189	insert_ob_in_map(op,op->map,op,0);	1230
		1231	pos.insert (op, op);
1190	}	1232	}
1191		1233
1192	/****************************************************************************	1234	/****************************************************************************
1193	* Destruction	1235	* Destruction
1194	****************************************************************************/	1236	****************************************************************************/
		1237
1195	/* make_object_glow() - currently only makes living objects glow.	1238	/* make_object_glow() - currently only makes living objects glow.
1196	* we do this by creating a force and inserting it in the	1239	* we do this by creating a force and inserting it in the
1197	* object. if time is 0, the object glows permanently. To truely	1240	* object. if time is 0, the object glows permanently. To truely
1198	* make this work for non-living objects, we would have to	1241	* make this work for non-living objects, we would have to
1199	* give them the capability to have an inventory. b.t.	1242	* give them the capability to have an inventory. b.t.
1200	*/	1243	*/
1201		1244	int
1202	int make_object_glow(object *op, int radius, int time) {	1245	make_object_glow (object *op, int radius, int time)
1203	object *tmp;	1246	{
1204
1205	/* some things are unaffected... */	1247	/* some things are unaffected... */
1206	if(op->path_denied&PATH_LIGHT)	1248	if (op->path_denied & PATH_LIGHT)
1207	return 0;	1249	return 0;
1208		1250
1209	tmp=get_archetype(FORCE_NAME);	1251	object *tmp = get_archetype (FORCE_NAME);
1210	tmp->speed = 0.01;	1252	tmp->speed = 0.01;
1211	tmp->stats.food = time;	1253	tmp->stats.food = time;
1212	SET_FLAG(tmp, FLAG_IS_USED_UP);	1254	SET_FLAG (tmp, FLAG_IS_USED_UP);
1213	tmp->glow_radius=radius;	1255	tmp->glow_radius = radius;
1214	if (tmp->glow_radius > MAX_LIGHT_RADII)	1256	if (tmp->glow_radius > MAX_LIGHT_RADII)
1215	tmp->glow_radius = MAX_LIGHT_RADII;	1257	tmp->glow_radius = MAX_LIGHT_RADII;
1216		1258
1217	tmp->x=op->x;
1218	tmp->y=op->y;
1219	if(tmp->speed<MIN_ACTIVE_SPEED) tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1220	tmp=insert_ob_in_ob(tmp,op);	1259	tmp = insert_ob_in_ob (tmp, op);
		1260
1221	if (tmp->glow_radius > op->glow_radius)	1261	if (tmp->glow_radius > op->glow_radius)
1222	op->glow_radius = tmp->glow_radius;	1262	op->glow_radius = tmp->glow_radius;
1223		1263
1224	if(!tmp->env\|\|op!=tmp->env) {
1225	LOG(llevError,"make_object_glow() failed to insert glowing force in %s\n",
1226	op->name);
1227	return 0;
1228	}
1229	return 1;	1264	return 1;
1230	}	1265	}
1231		1266
1232		1267	int
1233
1234
1235	int cast_destruction(object op, object caster, object *spell_ob) {	1268	cast_destruction (object op, object caster, object *spell_ob)
		1269	{
1236	int i,j, range, mflags, friendly=0, dam, dur;	1270	int i, j, range, mflags, friendly = 0, dam, dur;
1237	sint16 sx,sy;	1271	sint16 sx, sy;
1238	mapstruct *m;	1272	maptile *m;
1239	object *tmp;	1273	object *tmp;
1240	const char *skill;	1274	const char *skill;
1241		1275
1242	range = spell_ob->range + SP_level_range_adjust(caster, spell_ob);	1276	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1243	dam = spell_ob->stats.dam + SP_level_dam_adjust(caster, spell_ob);	1277	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1244	dur = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob);	1278	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1245	if (QUERY_FLAG(op, FLAG_FRIENDLY) \|\| op->type == PLAYER) friendly=1;	1279	if (QUERY_FLAG (op, FLAG_FRIENDLY) \|\| op->type == PLAYER)
		1280	friendly = 1;
1246		1281
1247	/* destruction doesn't use another spell object, so we need	1282	/* destruction doesn't use another spell object, so we need
1248	* update op's skill pointer so that exp is properly awarded.	1283	* update op's skill pointer so that exp is properly awarded.
1249	* We do some shortcuts here - since this is just temporary	1284	* We do some shortcuts here - since this is just temporary
1250	* and we'll reset the values back, we don't need to go through	1285	* and we'll reset the values back, we don't need to go through
1251	* the full share string/free_string route.	1286	* the full share string/free_string route.
1252	*/	1287	*/
1253	skill = op->skill;	1288	skill = op->skill;
		1289	if (caster == op)
1254	if (caster == op) op->skill = spell_ob->skill;	1290	op->skill = spell_ob->skill;
1255	else if (caster->skill) op->skill = caster->skill;	1291	else if (caster->skill)
		1292	op->skill = caster->skill;
		1293	else
1256	else op->skill = NULL;	1294	op->skill = NULL;
1257		1295
1258	change_skill(op, find_skill_by_name(op, op->skill), 1);	1296	op->change_skill (find_skill_by_name (op, op->skill));
1259		1297
1260	for(i= -range; i<range; i++) {	1298	for (i = -range; i <= range; i++)
		1299	{
1261	for(j=-range; j<range ; j++) {	1300	for (j = -range; j <= range; j++)
		1301	{
1262	m = op->map;	1302	m = op->map;
1263	sx = op->x + i;	1303	sx = op->x + i;
1264	sy = op->y + j;	1304	sy = op->y + j;
		1305
1265	mflags = get_map_flags(m, &m, sx, sy, &sx, &sy);	1306	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1266	if (mflags & P_OUT_OF_MAP) continue;	1307	if (mflags & P_OUT_OF_MAP)
		1308	continue;
		1309
1267	if (mflags & P_IS_ALIVE) {	1310	if (mflags & P_IS_ALIVE)
1268	for (tmp=get_map_ob(m, sx, sy); tmp; tmp=tmp->above) {	1311	{
		1312	for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above)
1269	if (QUERY_FLAG(tmp, FLAG_ALIVE) \|\| tmp->type==PLAYER) break;	1313	if (QUERY_FLAG (tmp, FLAG_ALIVE) \|\| tmp->type == PLAYER)
1270	}	1314	break;
1271	if (tmp) {
1272	if (tmp->head) tmp=tmp->head;
1273		1315
		1316	if (tmp)
		1317	{
		1318	if (tmp->head)
		1319	tmp = tmp->head;
		1320
1274	if ((friendly && !QUERY_FLAG(tmp, FLAG_FRIENDLY) && tmp->type!=PLAYER) \|\|	1321	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) \|\|
1275	(!friendly && (QUERY_FLAG(tmp, FLAG_FRIENDLY) \|\| tmp->type==PLAYER))) {	1322	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) \|\| tmp->type == PLAYER)))
1276	if (spell_ob->subtype == SP_DESTRUCTION) {	1323	{
		1324	if (spell_ob->subtype == SP_DESTRUCTION)
		1325	{
1277	hit_player(tmp,dam,op,spell_ob->attacktype,0);	1326	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
1278	if (spell_ob->other_arch) {	1327
1279	tmp = arch_to_object(spell_ob->other_arch);	1328	if (spell_ob->other_arch)
1280	tmp->x = sx;	1329	m->insert (arch_to_object (spell_ob->other_arch), sx, sy, op);
1281	tmp->y = sy;	1330	}
1282	insert_ob_in_map(tmp, m, op, 0);	1331	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist[ATNR_MAGIC] != 100)
1283	}	1332	{
1284	}
1285	else if (spell_ob->subtype == SP_FAERY_FIRE &&
1286	tmp->resist[ATNR_MAGIC]!=100) {
1287	if (make_object_glow(tmp, 1, dur) && spell_ob->other_arch) {	1333	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1288	object *effect = arch_to_object(spell_ob->other_arch);	1334	m->insert (arch_to_object (spell_ob->other_arch), sx, sy, op);
1289	effect->x = sx;	1335	}
1290	effect->y = sy;	1336	}
1291	insert_ob_in_map(effect, m, op, 0);	1337	}
1292	}	1338	}
1293	}	1339	}
1294	}
1295	}
1296	}	1340	}
1297	}	1341
1298	}
1299	op->skill = skill;	1342	op->skill = skill;
1300	return 1;	1343	return 1;
1301	}	1344	}
1302		1345
1303	/***************************************************************************	1346	/***************************************************************************
1304	*	1347	*
1305	* CURSE	1348	* CURSE
1306	*	1349	*
1307	***************************************************************************/	1350	***************************************************************************/
1308		1351
		1352	int
1309	int cast_curse(object op, object caster, object *spell_ob, int dir) {	1353	cast_curse (object op, object caster, object *spell_ob, int dir)
		1354	{
1310	object *god = find_god(determine_god(op));	1355	object *god = find_god (determine_god (op));
1311	object tmp, force;	1356	object tmp, force;
1312		1357
1313	tmp = get_pointed_target(op, (dir==0)?op->direction:dir,	1358	tmp = get_pointed_target (op, (dir == 0) ? op->direction : dir, spell_ob->range, SPELL_GRACE);
1314	spell_ob->range, SPELL_GRACE);
1315	if (!tmp) {	1359	if (!tmp)
1316	new_draw_info(NDI_UNIQUE, 0, op,
1317	"There is no one in that direction to curse.");
1318	return 0;
1319	}	1360	{
		1361	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
		1362	return 0;
		1363	}
1320		1364
		1365	tmp = tmp->head_ ();
		1366
1321	/* If we've already got a force of this type, don't add a new one. */	1367	/* If we've already got a force of this type, don't add a new one. */
1322	for(force=tmp->inv; force!=NULL; force=force->below) {	1368	for (force = tmp->inv; force; force = force->below)
		1369	{
1323	if (force->type==FORCE && force->subtype == FORCE_CHANGE_ABILITY) {	1370	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
		1371	{
1324	if (force->name == spell_ob->name) {	1372	if (force->name == spell_ob->name)
1325	break;	1373	{
1326	}	1374	break;
		1375	}
1327	else if (spell_ob->race && spell_ob->race == force->name) {	1376	else if (spell_ob->race && spell_ob->race == force->name)
1328	new_draw_info_format(NDI_UNIQUE, 0, op,	1377	{
1329	"You can not cast %s while %s is in effect",	1378	new_draw_info_format (NDI_UNIQUE, 0, op, "You can not cast %s while %s is in effect", &spell_ob->name, &force->name_pl);
1330	spell_ob->name, force->name_pl);	1379	return 0;
1331	return 0;	1380	}
		1381	}
1332	}	1382	}
1333	}	1383
		1384	if (!force)
1334	}	1385	{
1335
1336	if(force==NULL) {
1337	force=get_archetype(FORCE_NAME);	1386	force = get_archetype (FORCE_NAME);
1338	force->subtype = FORCE_CHANGE_ABILITY;	1387	force->subtype = FORCE_CHANGE_ABILITY;
1339	free_string(force->name);	1388
1340	if (spell_ob->race)	1389	if (spell_ob->race)
1341	force->name = add_refcount(spell_ob->race);	1390	force->name = spell_ob->race;
1342	else
1343	force->name = add_refcount(spell_ob->name);
1344	free_string(force->name_pl);
1345	force->name_pl = add_refcount(spell_ob->name);
1346
1347	} else {	1391	else
		1392	force->name = spell_ob->name;
		1393
		1394	force->name_pl = spell_ob->name;
		1395
		1396	}
		1397	else
		1398	{
1348	int duration;	1399	int duration;
1349		1400
1350	duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1401	duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1351	if (duration > force->duration) {	1402	if (duration > force->duration)
		1403	{
1352	force->duration = duration;	1404	force->duration = duration;
1353	new_draw_info(NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1405	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1354	} else {	1406	}
		1407	else
1355	new_draw_info(NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1408	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1356	}	1409
1357	return 1;	1410	return 1;
1358	}	1411	}
		1412
1359	force->duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1413	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1360	force->speed = 1.0;	1414	force->speed = 1.f;
1361	force->speed_left = -1.0;	1415	force->speed_left = -1.f;
1362	SET_FLAG(force, FLAG_APPLIED);	1416	SET_FLAG (force, FLAG_APPLIED);
1363		1417
1364	if(god) {	1418	if (god)
		1419	{
1365	if (spell_ob->last_grace)	1420	if (spell_ob->last_grace)
1366	force->path_repelled=god->path_repelled;	1421	force->path_repelled = god->path_repelled;
1367	if (spell_ob->last_grace)	1422	if (spell_ob->last_grace)
1368	force->path_denied=god->path_denied;	1423	force->path_denied = god->path_denied;
1369	new_draw_info_format(NDI_UNIQUE, 0,tmp,	1424	new_draw_info_format (NDI_UNIQUE, 0, tmp, "You are a victim of %s's curse!", &god->name);
1370	"You are a victim of %s's curse!",god->name);	1425	}
1371	} else	1426	else
1372	new_draw_info(NDI_UNIQUE, 0,op,"Your curse seems empty.");	1427	new_draw_info (NDI_UNIQUE, 0, op, "Your curse seems empty.");
1373		1428
1374		1429
1375	if(tmp!=op && op->type==PLAYER)	1430	if (tmp != op && op->type == PLAYER)
1376	new_draw_info_format(NDI_UNIQUE, 0, op, "You curse %s!",tmp->name);	1431	new_draw_info_format (NDI_UNIQUE, 0, op, "You curse %s!", &tmp->name);
1377		1432
1378	force->stats.ac = spell_ob->stats.ac;	1433	force->stats.ac = spell_ob->stats.ac;
1379	force->stats.wc = spell_ob->stats.wc;	1434	force->stats.wc = spell_ob->stats.wc;
1380		1435
1381	change_abil(tmp,force); /* Mostly to display any messages */	1436	change_abil (tmp, force); /* Mostly to display any messages */
1382	insert_ob_in_ob(force,tmp);	1437	insert_ob_in_ob (force, tmp);
1383	fix_player(tmp);	1438	tmp->update_stats ();
1384	return 1;	1439	return 1;
1385		1440
1386	}	1441	}
1387
1388		1442
1389	/**********************************************************************	1443	/**********************************************************************
1390	* mood change	1444	* mood change
1391	* Arguably, this may or may not be an attack spell. But since it	1445	* Arguably, this may or may not be an attack spell. But since it
1392	* effects monsters, it seems best to put it into this file	1446	* effects monsters, it seems best to put it into this file
1393	***********************************************************************/	1447	***********************************************************************/
1394		1448
1395	/* This covers the various spells that change the moods of monsters -	1449	/* This covers the various spells that change the moods of monsters -
1396	* makes them angry, peacful, friendly, etc.	1450	* makes them angry, peacful, friendly, etc.
1397	*/	1451	*/
		1452	int
1398	int mood_change(object op, object caster, object *spell) {	1453	mood_change (object op, object caster, object *spell)
		1454	{
1399	object tmp, god, *head;	1455	object tmp, god, *head;
1400	int done_one, range, mflags, level, at, best_at;	1456	int done_one, range, mflags, level, at, best_at;
1401	sint16 x, y, nx, ny;	1457	sint16 x, y, nx, ny;
1402	mapstruct *m;	1458	maptile *m;
1403	const char *race;	1459	const char *race;
1404		1460
1405	/* We precompute some values here so that we don't have to keep	1461	/* We precompute some values here so that we don't have to keep
1406	* doing it over and over again.	1462	* doing it over and over again.
1407	*/	1463	*/
1408	god=find_god(determine_god(op));	1464	god = find_god (determine_god (op));
1409	level=caster_level(caster, spell);	1465	level = casting_level (caster, spell);
1410	range = spell->range + SP_level_range_adjust(caster, spell);	1466	range = spell->range + SP_level_range_adjust (caster, spell);
1411		1467
1412	/* On the bright side, no monster should ever have a race of GOD_...	1468	/* On the bright side, no monster should ever have a race of GOD_...
1413	* so even if the player doesn't worship a god, if race=GOD_.., it	1469	* so even if the player doesn't worship a god, if race=GOD_.., it
1414	* won't ever match anything.	1470	* won't ever match anything.
1415	*/	1471	*/
1416	if (!spell->race) race=NULL;	1472	if (!spell->race)
		1473	race = NULL;
1417	else if (god && !strcmp(spell->race, "GOD_SLAYING")) race = god->slaying;	1474	else if (god && !strcmp (spell->race, "GOD_SLAYING"))
		1475	race = god->slaying;
1418	else if (god && !strcmp(spell->race, "GOD_FRIEND")) race = god->race;	1476	else if (god && !strcmp (spell->race, "GOD_FRIEND"))
		1477	race = god->race;
		1478	else
1419	else race = spell->race;	1479	race = spell->race;
1420
1421		1480
1422	for (x = op->x - range; x <= op->x + range; x++)	1481	for (x = op->x - range; x <= op->x + range; x++)
1423	for (y = op->y - range; y <= op->y + range; y++) {	1482	for (y = op->y - range; y <= op->y + range; y++)
1424		1483	{
1425	done_one=0;	1484	done_one = 0;
1426	m = op->map;	1485	m = op->map;
1427	nx = x;	1486	nx = x;
1428	ny = y;	1487	ny = y;
1429	mflags = get_map_flags(m, &m, x, y, &nx, &ny);	1488	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1430	if (mflags & P_OUT_OF_MAP) continue;	1489	if (mflags & P_OUT_OF_MAP)
		1490	continue;
1431		1491
1432	/* If there is nothing living on this space, no need to go further */	1492	/* If there is nothing living on this space, no need to go further */
1433	if (!(mflags & P_IS_ALIVE)) continue;	1493	if (!(mflags & P_IS_ALIVE))
		1494	continue;
1434		1495
		1496	// players can only affect spaces that they can actually see
		1497	if (caster && caster->contr
		1498	&& caster->contr->visibility_at (m, nx, ny) < 70)
		1499	continue;
		1500
1435	for (tmp = get_map_ob(m, nx, ny); tmp; tmp = tmp->above)	1501	for (tmp = GET_MAP_TOP (m, nx, ny); tmp; tmp = tmp->below)
1436	if (QUERY_FLAG(tmp, FLAG_MONSTER)) break;	1502	if (QUERY_FLAG (tmp, FLAG_MONSTER))
		1503	break;
1437		1504
1438	/* There can be living objects that are not monsters */	1505	/* There can be living objects that are not monsters */
1439	if (!tmp \|\| tmp->type==PLAYER) continue;	1506	if (!tmp \|\| tmp->type == PLAYER)
		1507	continue;
1440		1508
1441	/* Only the head has meaningful data, so resolve to that */	1509	/* Only the head has meaningful data, so resolve to that */
1442	if (tmp->head) head=tmp->head;	1510	if (tmp->head)
1443	else head=tmp;	1511	head = tmp->head;
		1512	else
		1513	head = tmp;
1444		1514
1445	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1515	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */
1446	if (race && head->race && !strstr(race, head->race)) continue;	1516	if (race && head->race && !strstr (race, head->race))
		1517	continue;
		1518
1447	if (QUERY_FLAG(head, FLAG_UNDEAD) && !QUERY_FLAG(spell, FLAG_UNDEAD)) continue;	1519	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
		1520	continue;
1448		1521
1449	/* Now do a bunch of stuff related to saving throws */	1522	/* Now do a bunch of stuff related to saving throws */
1450	best_at = -1;	1523	best_at = -1;
1451	if (spell->attacktype) {	1524	if (spell->attacktype)
		1525	{
1452	for (at=0; at < NROFATTACKS; at++)	1526	for (at = 0; at < NROFATTACKS; at++)
1453	if (spell->attacktype & (1 << at))	1527	if (spell->attacktype & (1 << at))
1454	if (best_at == -1 \|\| head->resist[at] > head->resist[best_at]) best_at = at;	1528	if (best_at == -1 \|\| head->resist[at] > head->resist[best_at])
		1529	best_at = at;
1455		1530
1456	if (best_at == -1) at=0;	1531	if (best_at == -1)
		1532	at = 0;
1457	else {	1533	else
		1534	{
1458	if (head->resist[best_at] == 100) continue;	1535	if (head->resist[best_at] == 100)
1459	else at = head->resist[best_at] / 5;	1536	continue;
1460	}	1537	else
		1538	at = head->resist[best_at] / 5;
		1539	}
1461	at -= level / 5;	1540	at -= level / 5;
1462	if (did_make_save(head, head->level, at)) continue;	1541	if (did_make_save (head, head->level, at))
1463	}	1542	continue;
		1543	}
1464	else /* spell->attacktype */	1544	else /* spell->attacktype */
		1545	{
1465	/*	1546	/*
1466	Spell has no attacktype (charm & such), so we'll have a specific saving:	1547	Spell has no attacktype (charm & such), so we'll have a specific saving:
1467	* if spell level < monster level, no go	1548	* if spell level < monster level, no go
1468	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )	1549	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1469		1550
1470	The chance will then be in the range [20-70] percent, not too bad.	1551	The chance will then be in the range [20-70] percent, not too bad.
1471		1552
1472	This is required to fix the 'charm monster' abuse, where a player level 1 can	1553	This is required to fix the 'charm monster' abuse, where a player level 1 can
1473	charm a level 125 monster...	1554	charm a level 125 monster...
1474		1555
1475	Ryo, august 14th	1556	Ryo, august 14th
1476	*/	1557	*/
1477	{
1478	if ( head->level > level ) continue;	1558	if (head->level > level)
		1559	continue;
		1560
1479	if ( random_roll( 0, 100, caster, PREFER_LOW ) >= ( 20 + MIN( 50, 2 * ( level - head->level ) ) ) )	1561	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))
1480	/* Failed, no effect */	1562	/* Failed, no effect */
1481	continue;	1563	continue;
1482	}	1564	}
1483		1565
1484	/* Done with saving throw. Now start effecting the monster */	1566	/* Done with saving throw. Now start affecting the monster */
1485		1567
1486	/* aggravation */	1568	/* aggravation */
1487	if (QUERY_FLAG(spell, FLAG_MONSTER)) {	1569	if (QUERY_FLAG (spell, FLAG_MONSTER))
		1570	{
1488	CLEAR_FLAG(head, FLAG_SLEEP);	1571	CLEAR_FLAG (head, FLAG_SLEEP);
1489	if (QUERY_FLAG(head, FLAG_FRIENDLY))
1490	remove_friendly_object(head);	1572	remove_friendly_object (head);
		1573	done_one = 1;
		1574	head->enemy = op;
		1575	}
1491		1576
1492	done_one = 1;
1493	head->enemy = op;
1494	}
1495
1496	/* calm monsters */	1577	/* calm monsters */
1497	if (QUERY_FLAG(spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG(head, FLAG_UNAGGRESSIVE)) {	1578	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
		1579	{
1498	SET_FLAG(head, FLAG_UNAGGRESSIVE);	1580	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1499	head->enemy = NULL;	1581	head->enemy = NULL;
1500	done_one = 1;	1582	done_one = 1;
1501	}	1583	}
1502		1584
1503	/* berserk monsters */	1585	/* berserk monsters */
1504	if (QUERY_FLAG(spell, FLAG_BERSERK) && !QUERY_FLAG(head, FLAG_BERSERK)) {	1586	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
		1587	{
1505	SET_FLAG(head, FLAG_BERSERK);	1588	SET_FLAG (head, FLAG_BERSERK);
1506	done_one = 1;	1589	done_one = 1;
1507	}	1590	}
		1591
1508	/* charm */	1592	/* charm */
1509	if (QUERY_FLAG(spell, FLAG_NO_ATTACK) && !QUERY_FLAG(head, FLAG_FRIENDLY)) {	1593	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1510	SET_FLAG(head, FLAG_FRIENDLY);	1594	{
		1595	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1596
1511	/* Prevent uncontolled outbreaks of self replicating monsters.	1597	/* Prevent uncontrolled outbreaks of self replicating monsters.
1512	Typical use case is charm, go somwhere, use aggravation to make hostile.	1598	Typical use case is charm, go somwhere, use aggravation to make hostile.
1513	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */	1599	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1514	CLEAR_FLAG(head, FLAG_GENERATOR);	1600	CLEAR_FLAG (head, FLAG_GENERATOR);
1515	set_owner(head, op);	1601	head->set_owner (op);
1516	set_spell_skill(op, caster, spell, head);	1602	set_spell_skill (op, caster, spell, head);
1517	add_friendly_object(head);	1603	add_friendly_object (head);
1518	head->attack_movement = PETMOVE;	1604	head->attack_movement = PETMOVE;
1519	done_one = 1;	1605	done_one = 1;
1520	change_exp(op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1606	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1521	head->stats.exp = 0;	1607	head->stats.exp = 0;
1522	}	1608	}
1523		1609
1524	/* If a monster was effected, put an effect in */	1610	/* If a monster was effected, put an effect in */
1525	if (done_one && spell->other_arch) {	1611	if (done_one && spell->other_arch)
1526	tmp = arch_to_object(spell->other_arch);	1612	m->insert (arch_to_object (spell->other_arch), nx, ny, op);
1527	tmp->x = nx;	1613	} /* for y */
1528	tmp->y = ny;
1529	insert_ob_in_map(tmp, m, op, 0);
1530	}
1531	} /* for y */
1532		1614
1533	return 1;	1615	return 1;
1534	}	1616	}
1535		1617
1536		1618
1537	/* Move_ball_spell: This handles ball type spells that just sort of wander	1619	/* Move_ball_spell: This handles ball type spells that just sort of wander
1538	* about. was called move_ball_lightning, but since more than the ball	1620	* about. was called move_ball_lightning, but since more than the ball
1539	* lightning spell used it, that seemed misnamed.	1621	* lightning spell used it, that seemed misnamed.
1540	* op is the spell effect.	1622	* op is the spell effect.
1541	* note that duration is handled by process_object() in time.c	1623	* note that duration is handled by process_object() in time.c
1542	*/	1624	*/
1543		1625	void
1544	void move_ball_spell(object *op) {	1626	move_ball_spell (object *op)
		1627	{
1545	int i,j,dam_save,dir, mflags;	1628	int i, j, dam_save, dir, mflags;
1546	sint16 nx,ny, hx, hy;	1629	sint16 nx, ny, hx, hy;
1547	object *owner;	1630	object *owner;
1548	mapstruct *m;	1631	maptile *m;
1549		1632
1550	owner = get_owner(op);	1633	owner = op->owner;
1551		1634
1552	/* the following logic makes sure that the ball doesn't move into a wall,	1635	/* the following logic makes sure that the ball doesn't move into a wall,
1553	* and makes sure that it will move along a wall to try and get at it's	1636	* and makes sure that it will move along a wall to try and get at it's
1554	* victim. The block immediately below more or less chooses a random	1637	* victim. The block immediately below more or less chooses a random
1555	* offset to move the ball, eg, keep it mostly on course, with some	1638	* offset to move the ball, eg, keep it mostly on course, with some
1556	* deviations.	1639	* deviations.
1557	*/	1640	*/
1558		1641
1559	dir = 0;	1642	dir = 0;
1560	if(!(rndm(0, 3)))	1643	if (!(rndm (0, 3)))
1561	j = rndm(0, 1);	1644	j = rndm (0, 1);
1562	else j=0;	1645	else
		1646	j = 0;
1563		1647
1564	for(i = 1; i < 9; i++) {	1648	for (i = 1; i < 9; i++)
		1649	{
1565	/* i bit 0: alters sign of offset	1650	/* i bit 0: alters sign of offset
1566	* other bits (i / 2): absolute value of offset	1651	* other bits (i / 2): absolute value of offset
1567	*/	1652	*/
1568		1653
1569	int offset = ((i ^ j) & 1) ? (i / 2) : - (i / 2);	1654	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1570	int tmpdir = absdir (op->direction + offset);	1655	int tmpdir = absdir (op->direction + offset);
1571		1656
1572	nx = op->x + freearr_x[tmpdir];	1657	nx = op->x + freearr_x[tmpdir];
1573	ny = op->y + freearr_y[tmpdir];	1658	ny = op->y + freearr_y[tmpdir];
1574	if ( ! (get_map_flags(op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) &&	1659	if (!(get_map_flags (op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, nx, ny))))
1575	!(OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, nx, ny)))) {	1660	{
1576	dir = tmpdir;	1661	dir = tmpdir;
1577	break;	1662	break;
1578	}	1663	}
1579	}	1664	}
1580	if (dir == 0) {	1665	if (dir == 0)
1581	nx = op->x;
1582	ny = op->y;
1583	m = op->map;
1584	}	1666	{
		1667	nx = op->x;
		1668	ny = op->y;
		1669	m = op->map;
		1670	}
1585		1671
1586	remove_ob(op);	1672	m->insert (op, nx, ny, op);
1587	op->y=ny;	1673
1588	op->x=nx;
1589	insert_ob_in_map(op,m,op,0);
1590
1591	dam_save = op->stats.dam; /* save the original dam: we do halfdam on	1674	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1592	surrounding squares */	1675	surrounding squares */
1593		1676
1594	/* loop over current square and neighbors to hit.	1677	/* loop over current square and neighbors to hit.
1595	* if this has an other_arch field, we insert that in	1678	* if this has an other_arch field, we insert that in
1596	* the surround spaces.	1679	* the surround spaces.
1597	*/	1680	*/
1598	for(j=0;j<9;j++) {	1681	for (j = 0; j < 9; j++)
1599	object *new_ob;	1682	{
1600
1601	hx = nx+freearr_x[j];	1683	hx = nx + freearr_x[j];
1602	hy = ny+freearr_y[j];	1684	hy = ny + freearr_y[j];
1603		1685
1604	m = op->map;	1686	m = op->map;
1605	mflags = get_map_flags(m, &m, hx, hy, &hx, &hy);	1687	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
1606		1688
1607	if (mflags & P_OUT_OF_MAP) continue;	1689	if (mflags & P_OUT_OF_MAP)
		1690	continue;
1608		1691
1609	/* first, don't ever, ever hit the owner. Don't hit out	1692	/* first, don't ever, ever hit the owner. Don't hit out
1610	* of the map either.	1693	* of the map either.
1611	*/	1694	*/
1612		1695
1613	if((mflags & P_IS_ALIVE) && (!owner \|\| owner->x!=hx \|\| owner->y!=hy \|\| !on_same_map(owner,op))) {	1696	if ((mflags & P_IS_ALIVE) && (!owner \|\| owner->x != hx \|\| owner->y != hy \|\| !on_same_map (owner, op)))
1614	if(j) op->stats.dam = dam_save/2;	1697	{
		1698	if (j)
		1699	op->stats.dam = dam_save / 2;
		1700
1615	hit_map(op,j,op->attacktype,1);	1701	hit_map (op, j, op->attacktype, 1);
		1702	}
1616		1703
1617	}
1618
1619	/* insert the other arch */	1704	/* insert the other arch */
1620	if(op->other_arch && !(OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, hx, hy)))) {	1705	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))
1621	new_ob = arch_to_object(op->other_arch);	1706	m->insert (arch_to_object (op->other_arch), hx, hy, op);
1622	new_ob->x = hx;
1623	new_ob->y = hy;
1624	insert_ob_in_map(new_ob,m,op,0);
1625	}
1626	}	1707	}
1627		1708
1628	/* restore to the center location and damage*/	1709	/* restore to the center location and damage */
1629	op->stats.dam = dam_save;	1710	op->stats.dam = dam_save;
1630		1711
1631	i=spell_find_dir(op->map,op->x,op->y,get_owner(op));	1712	i = spell_find_dir (op->map, op->x, op->y, op->owner);
1632		1713
1633	if(i>=0) { /* we have a preferred direction! */	1714	if (i >= 0)
		1715	{ /* we have a preferred direction! */
1634	/* pick another direction if the preferred dir is blocked. */	1716	/* pick another direction if the preferred dir is blocked. */
1635	if (get_map_flags(op->map,&m, nx + freearr_x[i], ny + freearr_y[i],&hx,&hy) & P_OUT_OF_MAP \|\|	1717	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP \|\|
1636	OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, hx, hy))) {	1718	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1637	i= absdir(i + rndm(0, 2) -1); /* -1, 0, +1 */	1719	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1638	}	1720
1639	op->direction=i;	1721	op->direction = i;
1640	}	1722	}
1641	}	1723	}
1642		1724
1643
1644	/* move_swarm_spell: peterm	1725	/* move_swarm_spell: peterm
1645	* This is an implementation of the swarm spell. It was written for	1726	* This is an implementation of the swarm spell. It was written for
1646	* meteor swarm, but it could be used for any swarm. A swarm spell	1727	* meteor swarm, but it could be used for any swarm. A swarm spell
1647	* is a special type of object that casts swarms of other types	1728	* is a special type of object that casts swarms of other types
1648	* of spells. Which spell it casts is flexible. It fires the spells	1729	* of spells. Which spell it casts is flexible. It fires the spells
1649	* from a set of squares surrounding the caster, in a given direction.	1730	* from a set of squares surrounding the caster, in a given direction.
1650	*/	1731	*/
1651		1732	void
1652	void move_swarm_spell(object *op)	1733	move_swarm_spell (object *op)
1653	{	1734	{
1654	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1655	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1656	sint16 target_x, target_y, origin_x, origin_y;
1657	int basedir, adjustdir;
1658	mapstruct *m;
1659	object *owner;
1660
1661	owner = get_owner(op);
1662	if(op->duration == 0 \|\| owner == NULL) {
1663	remove_ob(op);
1664	free_object(op);
1665	return;
1666	}
1667	op->duration--;
1668
1669	basedir = op->direction;
1670	if(basedir == 0) {
1671	/* spray in all directions! 8) */
1672	basedir = rndm(1, 8);
1673	}
1674
1675	#if 0	1735	#if 0
1676	// this is bogus: it causes wrong places to be checked below	1736	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1677	// (a wall 2 cells away will block the effect...) and	1737	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1678	// doesn't work for SP_BULLET anyhow, so again tests the wrong	1738	sint16 target_x, target_y, origin_x, origin_y;
1679	// space.	1739	int adjustdir;
1680	// should be fixed later, but correctness before featurs...	1740	maptile *m;
1681	// (schmorp)
1682
1683	/* new offset calculation to make swarm element distribution
1684	* more uniform
1685	*/
1686	if(op->duration) {
1687	if(basedir & 1) {
1688	adjustdir = cardinal_adjust[rndm(0, 8)];
1689	} else {
1690	adjustdir = diagonal_adjust[rndm(0, 9)];
1691	}
1692	} else {
1693	adjustdir = 0; /* fire the last one from forward. */
1694	}
1695
1696	target_x = op->x + freearr_x[absdir(basedir + adjustdir)];
1697	target_y = op->y + freearr_y[absdir(basedir + adjustdir)];
1698
1699	/* back up one space so we can hit point-blank targets, but this
1700	* necessitates extra out_of_map check below
1701	*/
1702	origin_x = target_x - freearr_x[basedir];
1703	origin_y = target_y - freearr_y[basedir];
1704
1705
1706	/* spell pointer is set up for the spell this casts. Since this
1707	* should just be a pointer to the spell in some inventory,
1708	* it is unlikely to disappear by the time we need it. However,
1709	* do some sanity checking anyways.
1710	*/
1711
1712	if (op->spell && op->spell->type == SPELL &&
1713	!(get_map_flags(op->map, &m, target_x, target_y, &target_x, &target_y) & P_OUT_OF_MAP) &&
1714	!(OB_TYPE_MOVE_BLOCK(op->spell, GET_MAP_MOVE_BLOCK(m, target_x, target_y)))) {
1715
1716	/* Bullet spells have a bunch more customization that needs to be done */
1717	if (op->spell->subtype == SP_BULLET)
1718	fire_bullet(owner, op, basedir, op->spell);
1719	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1720	fire_arch_from_position (owner, op, origin_x, origin_y, basedir, op->spell);
1721	}
1722	#endif	1741	#endif
		1742	object *owner = op->env;
1723		1743
		1744	if (!owner) // MUST not happen, remove when true TODO
		1745	{
		1746	LOG (llevError, "swarm spell found outside inventory: %s\n", op->debug_desc ());
		1747	op->destroy ();
		1748	return;
		1749	}
		1750
		1751	if (!op->duration \|\| !owner->is_on_map ())
		1752	{
		1753	op->drop_and_destroy ();
		1754	return;
		1755	}
		1756
		1757	op->duration--;
		1758
		1759	int basedir = op->direction;
		1760	if (!basedir)
		1761	{
		1762	/* spray in all directions! 8) */
		1763	op->facing = (op->facing + op->state) & 7;
		1764	basedir = op->facing + 1;
		1765	}
		1766
		1767	#if 0
		1768	// this is bogus: it causes wrong places to be checked below
		1769	// (a wall 2 cells away will block the effect...) and
		1770	// doesn't work for SP_BULLET anyhow, so again tests the wrong
		1771	// space.
		1772	// should be fixed later, but correctness before features...
		1773	// (schmorp)
		1774
		1775	/* new offset calculation to make swarm element distribution
		1776	* more uniform
		1777	*/
		1778	if (op->duration)
		1779	{
		1780	if (basedir & 1)
		1781	{
		1782	adjustdir = cardinal_adjust[rndm (0, 8)];
		1783	}
		1784	else
		1785	{
		1786	adjustdir = diagonal_adjust[rndm (0, 9)];
		1787	}
		1788	}
		1789	else
		1790	{
		1791	adjustdir = 0; /* fire the last one from forward. */
		1792	}
		1793
		1794	target_x = op->x + freearr_x[absdir (basedir + adjustdir)];
		1795	target_y = op->y + freearr_y[absdir (basedir + adjustdir)];
		1796
		1797	/* back up one space so we can hit point-blank targets, but this
		1798	* necessitates extra out_of_map check below
		1799	*/
		1800	origin_x = target_x - freearr_x[basedir];
		1801	origin_y = target_y - freearr_y[basedir];
		1802
		1803
1724	/* spell pointer is set up for the spell this casts. Since this	1804	/* spell pointer is set up for the spell this casts. Since this
1725	* should just be a pointer to the spell in some inventory,	1805	* should just be a pointer to the spell in some inventory,
1726	* it is unlikely to disappear by the time we need it. However,	1806	* it is unlikely to disappear by the time we need it. However,
1727	* do some sanity checking anyways.	1807	* do some sanity checking anyways.
1728	*/	1808	*/
		1809
		1810	if (op->spell && op->spell->type == SPELL &&
		1811	!(get_map_flags (op->map, &m, target_x, target_y, &target_x, &target_y) & P_OUT_OF_MAP) &&
		1812	!(OB_TYPE_MOVE_BLOCK (op->spell, GET_MAP_MOVE_BLOCK (m, target_x, target_y))))
1729		1813	{
		1814
		1815	/* Bullet spells have a bunch more customization that needs to be done */
		1816	if (op->spell->subtype == SP_BULLET)
		1817	fire_bullet (owner, op, basedir, op->spell);
		1818	else if (op->spell->subtype == SP_MAGIC_MISSILE)
		1819	fire_arch_from_position (owner, op, origin_x, origin_y, basedir, op->spell);
		1820	}
		1821	#endif
		1822
		1823	/* spell pointer is set up for the spell this casts. Since this
		1824	* should just be a pointer to the spell in some inventory,
		1825	* it is unlikely to disappear by the time we need it. However,
		1826	* do some sanity checking anyways.
		1827	*/
		1828
1730	if (op->spell && op->spell->type == SPELL)	1829	if (op->spell && op->spell->type == SPELL)
1731	{	1830	{
1732	/* Bullet spells have a bunch more customization that needs to be done */	1831	/* Bullet spells have a bunch more customization that needs to be done */
1733	if (op->spell->subtype == SP_BULLET)	1832	if (op->spell->subtype == SP_BULLET)
1734	fire_bullet(owner, op, basedir, op->spell);	1833	fire_bullet (owner, op, basedir, op->spell);
1735	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1834	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1736	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1835	fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell);
1737	}	1836	}
1738	}	1837	}
1739
1740
1741
1742		1838
1743	/* fire_swarm:	1839	/* fire_swarm:
1744	* The following routine creates a swarm of objects. It actually	1840	* The following routine creates a swarm of objects. It actually
1745	* sets up a specific swarm object, which then fires off all	1841	* sets up a specific swarm object, which then fires off all
1746	* the parts of the swarm.	1842	* the parts of the swarm.
…		…
1749	* caster: the caster (owner, wand, rod, scroll)	1845	* caster: the caster (owner, wand, rod, scroll)
1750	* dir: the direction everything will be fired in	1846	* dir: the direction everything will be fired in
1751	* spell - the spell that is this spell.	1847	* spell - the spell that is this spell.
1752	* n: the number to be fired.	1848	* n: the number to be fired.
1753	*/	1849	*/
1754		1850	int
1755	int fire_swarm (object op, object caster, object *spell, int dir)	1851	fire_swarm (object op, object caster, object *spell, int dir)
1756	{	1852	{
1757	object *tmp;
1758	int i;
1759
1760	if (!spell->other_arch) return 0;	1853	if (!spell->other_arch)
		1854	return 0;
1761		1855
1762	tmp=get_archetype(SWARM_SPELL);	1856	object *tmp = archetype::get (SWARM_SPELL);
1763	tmp->x=op->x;	1857
1764	tmp->y=op->y;
1765	set_owner(tmp,op); /* needed so that if swarm elements kill, caster gets xp.*/
1766	set_spell_skill(op, caster, spell, tmp);	1858	set_spell_skill (op, caster, spell, tmp);
1767
1768	tmp->level=caster_level(caster, spell); /needed later, to get level dep. right./	1859	tmp->level = casting_level (caster, spell); /* needed later, to get level dep. right. */
1769	tmp->spell = arch_to_object(spell->other_arch);	1860	tmp->spell = spell->other_arch->instance ();
1770
1771	tmp->attacktype = tmp->spell->attacktype;	1861	tmp->attacktype = tmp->spell->attacktype;
1772		1862
1773	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER) {	1863	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
1774	if ( ! tailor_god_spell (tmp, op))	1864	if (!tailor_god_spell (tmp, op))
1775	return 1;	1865	return 1;
1776	}	1866
1777	tmp->duration = SP_level_duration_adjust(caster, spell);	1867	tmp->duration = SP_level_duration_adjust (caster, spell);
1778	for (i=0; i< spell->duration; i++)	1868	for (int i = 0; i < spell->duration; i++)
1779	tmp->duration += die_roll(1, 3, op, PREFER_HIGH);	1869	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
1780		1870
1781	tmp->direction=dir;
1782	tmp->invisible=1;	1871	tmp->invisible = 1;
1783	insert_ob_in_map(tmp,op->map,op,0);	1872	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
		1873	tmp->direction = dir;
		1874	tmp->facing = rndm (1, 8); // initial firing direction
		1875	tmp->state = rndm (4) * 2 + 1; // direction increment
		1876
		1877	op->insert (tmp);
		1878
1784	return 1;	1879	return 1;
1785	}	1880	}
1786
1787		1881
1788	/* See the spells documentation file for why this is its own	1882	/* See the spells documentation file for why this is its own
1789	* function.	1883	* function.
1790	*/	1884	*/
		1885	int
1791	int cast_light(object op,object caster,object *spell, int dir) {	1886	cast_light (object op, object caster, object *spell, int dir)
		1887	{
1792	object target=NULL,tmp=NULL;	1888	object target = NULL, tmp = NULL;
1793	sint16 x,y;	1889	sint16 x, y;
1794	int dam, mflags;	1890	int dam, mflags;
1795	mapstruct *m;	1891	maptile *m;
1796		1892
1797	dam = spell->stats.dam + SP_level_dam_adjust(caster,spell);	1893	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1798		1894
1799	if(!dir) {	1895	if (!dir)
		1896	{
1800	new_draw_info(NDI_UNIQUE, 0,op,"In what direction?");	1897	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
1801	return 0;	1898	return 0;
1802	}	1899	}
1803		1900
1804	x=op->x+freearr_x[dir];	1901	x = op->x + freearr_x[dir];
1805	y=op->y+freearr_y[dir];	1902	y = op->y + freearr_y[dir];
1806	m = op->map;	1903	m = op->map;
1807		1904
1808	mflags = get_map_flags(m, &m, x, y, &x, &y);	1905	mflags = get_map_flags (m, &m, x, y, &x, &y);
1809		1906
1810	if (mflags & P_OUT_OF_MAP) {	1907	if (mflags & P_OUT_OF_MAP)
		1908	{
1811	new_draw_info(NDI_UNIQUE, 0,op,"Nothing is there.");	1909	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
1812	return 0;	1910	return 0;
1813	}	1911	}
1814		1912
1815	if (mflags & P_IS_ALIVE && spell->attacktype) {	1913	if (mflags & P_IS_ALIVE && spell->attacktype)
1816	for(target=get_map_ob(m,x,y);target;target=target->above)	1914	{
		1915	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
1817	if(QUERY_FLAG(target,FLAG_MONSTER)) {	1916	if (QUERY_FLAG (target, FLAG_MONSTER))
		1917	{
1818	/* oky doky. got a target monster. Lets make a blinding attack */	1918	/* oky doky. got a target monster. Lets make a blinding attack */
1819	if(target->head) target = target->head;	1919	if (target->head)
		1920	target = target->head;
		1921
1820	(void) hit_player(target,dam,op,spell->attacktype,1);	1922	hit_player (target, dam, op, spell->attacktype, 1);
1821	return 1; /* one success only! */	1923	return 1; /* one success only! */
		1924	}
1822	}	1925	}
1823	}
1824		1926
1825	/* no live target, perhaps a wall is in the way? */	1927	/* no live target, perhaps a wall is in the way? */
1826	if (OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y))) {	1928	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
		1929	{
1827	new_draw_info(NDI_UNIQUE, 0,op,"Something is in the way.");	1930	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
1828	return 0;	1931	return 0;
1829	}	1932	}
1830		1933
1831	/* ok, looks groovy to just insert a new light on the map */	1934	/* ok, looks groovy to just insert a new light on the map */
1832	tmp=arch_to_object(spell->other_arch);	1935	tmp = arch_to_object (spell->other_arch);
1833	if(!tmp) {	1936	if (!tmp)
		1937	{
1834	LOG(llevError,"Error: spell arch for cast_light() missing.\n");	1938	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
1835	return 0;	1939	return 0;
1836	}	1940	}
1837	tmp->stats.food = spell->duration + SP_level_duration_adjust(caster,spell);	1941	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
1838	if (tmp->glow_radius) {	1942	if (tmp->glow_radius)
		1943	{
1839	tmp->glow_radius= spell->range + SP_level_range_adjust(caster,spell);	1944	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);
1840	if (tmp->glow_radius > MAX_LIGHT_RADII) tmp->glow_radius = MAX_LIGHT_RADII;	1945	if (tmp->glow_radius > MAX_LIGHT_RADII)
		1946	tmp->glow_radius = MAX_LIGHT_RADII;
1841	}	1947	}
1842	tmp->x=x;	1948
1843	tmp->y=y;	1949	m->insert (tmp, x, y, op);
1844	insert_ob_in_map(tmp,m,op,0);
1845	return 1;	1950	return 1;
1846	}	1951	}
1847
1848
1849
1850		1952
1851	/* cast_cause_disease: this spell looks along <dir> from the	1953	/* cast_cause_disease: this spell looks along <dir> from the
1852	* player and infects someone.	1954	* player and infects someone.
1853	* op is the player/monster, caster is the object, dir is the direction	1955	* op is the player/monster, caster is the object, dir is the direction
1854	* to cast, disease_arch is the specific disease, and type is the spell number	1956	* to cast, disease_arch is the specific disease, and type is the spell number
1855	* perhaps this should actually be in disease.c?	1957	* perhaps this should actually be in disease.c?
1856	*/	1958	*/
1857		1959	int
1858	int cast_cause_disease(object op, object caster, object *spell, int dir) {	1960	cast_cause_disease (object op, object caster, object *spell, int dir)
		1961	{
1859	sint16 x,y;	1962	sint16 x, y;
1860	int i, mflags, range, dam_mod, dur_mod;	1963	int i, mflags, range, dam_mod, dur_mod;
1861	object *walk;	1964	object *walk;
1862	mapstruct *m;	1965	maptile *m;
1863		1966
1864	x = op->x;	1967	x = op->x;
1865	y = op->y;	1968	y = op->y;
1866		1969
1867	/* If casting from a scroll, no direction will be available, so refer to the	1970	/* If casting from a scroll, no direction will be available, so refer to the
1868	* direction the player is pointing.	1971	* direction the player is pointing.
1869	*/	1972	*/
		1973	if (!dir)
1870	if (!dir) dir=op->facing;	1974	dir = op->facing;
		1975
		1976	if (!dir)
1871	if (!dir) return 0; /* won't find anything if casting on ourself, so just return */	1977	return 0; /* won't find anything if casting on ourself, so just return */
1872		1978
1873	/* Calculate these once here */	1979	/* Calculate these once here */
1874	range = spell->range + SP_level_range_adjust(caster, spell);	1980	range = spell->range + SP_level_range_adjust (caster, spell);
1875	dam_mod = SP_level_dam_adjust(caster, spell);	1981	dam_mod = SP_level_dam_adjust (caster, spell);
1876	dur_mod = SP_level_duration_adjust(caster, spell);	1982	dur_mod = SP_level_duration_adjust (caster, spell);
1877		1983
1878	/* search in a line for a victim */	1984	/* search in a line for a victim */
1879	for(i=1; i<range; i++) {	1985	for (i = 1; i < range; i++)
		1986	{
1880	x = op->x + i * freearr_x[dir];	1987	x = op->x + i * freearr_x[dir];
1881	y = op->y + i * freearr_y[dir];	1988	y = op->y + i * freearr_y[dir];
1882	m = op->map;	1989	m = op->map;
1883		1990
1884	mflags = get_map_flags(m, &m, x, y, &x, &y);	1991	mflags = get_map_flags (m, &m, x, y, &x, &y);
1885		1992
1886	if (mflags & P_OUT_OF_MAP) return 0;	1993	if (mflags & P_OUT_OF_MAP)
		1994	return 0;
1887		1995
1888	/* don't go through walls - presume diseases are airborne */	1996	/* don't go through walls - presume diseases are airborne */
1889	if (GET_MAP_MOVE_BLOCK(m, x, y) & MOVE_FLY_LOW) return 0;	1997	if (GET_MAP_MOVE_BLOCK (m, x, y) & MOVE_FLY_LOW)
		1998	return 0;
1890		1999
1891	/* Only bother looking on this space if there is something living here */	2000	/* Only bother looking on this space if there is something living here */
1892	if (mflags & P_IS_ALIVE) {	2001	if (mflags & P_IS_ALIVE)
		2002	{
1893	/* search this square for a victim */	2003	/* search this square for a victim */
1894	for(walk=get_map_ob(m,x,y);walk;walk=walk->above)	2004	for (walk = GET_MAP_OB (m, x, y); walk; walk = walk->above)
1895	if (QUERY_FLAG(walk,FLAG_MONSTER) \|\| (walk->type==PLAYER)) { /* found a victim */	2005	if (QUERY_FLAG (walk, FLAG_MONSTER) \|\| (walk->type == PLAYER))
		2006	{ /* found a victim */
1896	object *disease = arch_to_object(spell->other_arch);	2007	object *disease = arch_to_object (spell->other_arch);
1897		2008
1898	set_owner(disease,op);	2009	disease->set_owner (op);
1899	set_spell_skill(op, caster, spell, disease);	2010	set_spell_skill (op, caster, spell, disease);
1900	disease->stats.exp = 0;	2011	disease->stats.exp = 0;
1901	disease->level = caster_level(caster, spell);	2012	disease->level = casting_level (caster, spell);
1902		2013
1903	/* do level adjustments */	2014	/* do level adjustments */
1904	if(disease->stats.wc)	2015	if (disease->stats.wc)
1905	disease->stats.wc += dur_mod/2;	2016	disease->stats.wc += dur_mod / 2;
1906		2017
1907	if(disease->magic> 0)	2018	if (disease->magic > 0)
1908	disease->magic += dur_mod/4;	2019	disease->magic += dur_mod / 8;
1909		2020
1910	if(disease->stats.maxhp>0)	2021	if (disease->stats.maxhp > 0)
1911	disease->stats.maxhp += dur_mod;	2022	disease->stats.maxhp += dur_mod;
1912		2023
1913	if(disease->stats.maxgrace>0)	2024	if (disease->stats.maxgrace > 0)
1914	disease->stats.maxgrace += dur_mod;	2025	disease->stats.maxgrace += dur_mod;
1915		2026
1916	if(disease->stats.dam) {	2027	if (disease->stats.dam)
1917	if(disease->stats.dam > 0)	2028	{
1918	disease->stats.dam += dam_mod;	2029	if (disease->stats.dam > 0)
1919	else disease->stats.dam -= dam_mod;	2030	disease->stats.dam += dam_mod;
1920	}	2031	else
		2032	disease->stats.dam -= dam_mod;
		2033	}
1921		2034
1922	if(disease->last_sp) {	2035	if (disease->last_sp)
1923	disease->last_sp -= 2*dam_mod;	2036	{
1924	if(disease->last_sp <1) disease->last_sp = 1;	2037	disease->last_sp -= 2 * dam_mod;
1925	}	2038	if (disease->last_sp < 1)
		2039	disease->last_sp = 1;
		2040	}
1926		2041
1927	if(disease->stats.maxsp) {	2042	if (disease->stats.maxsp)
1928	if(disease->stats.maxsp > 0)	2043	{
1929	disease->stats.maxsp += dam_mod;	2044	if (disease->stats.maxsp > 0)
1930	else disease->stats.maxsp -= dam_mod;	2045	disease->stats.maxsp += dam_mod;
1931	}	2046	else
1932		2047	disease->stats.maxsp -= dam_mod;
		2048	}
		2049
1933	if(disease->stats.ac)	2050	if (disease->stats.ac)
1934	disease->stats.ac += dam_mod;	2051	disease->stats.ac += dam_mod;
1935		2052
1936	if(disease->last_eat)	2053	if (disease->last_eat)
1937	disease->last_eat -= dam_mod;	2054	disease->last_eat -= dam_mod;
1938		2055
1939	if(disease->stats.hp)	2056	if (disease->stats.hp)
1940	disease->stats.hp -= dam_mod;	2057	disease->stats.hp -= dam_mod;
1941		2058
1942	if(disease->stats.sp)	2059	if (disease->stats.sp)
1943	disease->stats.sp -= dam_mod;	2060	disease->stats.sp -= dam_mod;
1944		2061
1945	if(infect_object(walk,disease,1)) {	2062	if (infect_object (walk, disease, 1))
1946	object flash; / visual effect for inflicting disease */	2063	{
1947
1948	new_draw_info_format(NDI_UNIQUE, 0, op, "You inflict %s on %s!",disease->name,walk->name);	2064	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);
1949		2065
1950	free_object(disease); /* don't need this one anymore */	2066	disease->destroy (); /* don't need this one anymore */
1951	flash=get_archetype(ARCH_DETECT_MAGIC);	2067	walk->map->insert (get_archetype ("detect_magic"), x, y, op);
1952	flash->x = x;	2068	return 1;
1953	flash->y = y;	2069	}
1954	flash->map = walk->map;	2070
1955	insert_ob_in_map(flash,walk->map,op,0);	2071	disease->destroy ();
1956	return 1;	2072	}
1957	}	2073	} /* if living creature */
1958	free_object(disease);	2074	} /* for range of spaces */
1959	}	2075
1960	} /* if living creature */
1961	} /* for range of spaces */
1962	new_draw_info(NDI_UNIQUE,0,op,"No one caught anything!");	2076	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
1963	return 1;	2077	return 1;
1964	}	2078	}

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Comparing deliantra/server/server/spell_attack.C (file contents): Revision 1.1 by elmex, Sun Aug 13 17:16:04 2006 UTC vs. Revision 1.68 by elmex, Mon Oct 6 08:46:33 2008 UTC

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Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.1 by elmex, Sun Aug 13 17:16:04 2006 UTC vs.
Revision 1.68 by elmex, Mon Oct 6 08:46:33 2008 UTC