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

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.2 by elmex, Tue Aug 15 15:00:20 2006 UTC vs.
Revision 1.29 by root, Mon Jan 29 16:11:48 2007 UTC

1	/*	1	/*
2	* static char *rcsid_spell_attack_c =	2	* CrossFire, A Multiplayer game for X-windows
3	* "$Id: spell_attack.C,v 1.2 2006/08/15 15:00:20 elmex Exp $";	3	*
		4	* Copyright (C) 2005, 2006, 2007 Marc Lehmann & Crossfire+ Development Team
		5	* Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team
		6	* Copyright (C) 1992 Frank Tore Johansen
		7	*
		8	* This program is free software; you can redistribute it and/or modify
		9	* it under the terms of the GNU General Public License as published by
		10	* the Free Software Foundation; either version 2 of the License, or
		11	* (at your option) any later version.
		12	*
		13	* This program is distributed in the hope that it will be useful,
		14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
		15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
		16	* GNU General Public License for more details.
		17	*
		18	* You should have received a copy of the GNU General Public License
		19	* along with this program; if not, write to the Free Software
		20	* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
		21	*
		22	* The authors can be reached via e-mail at <crossfire@schmorp.de>
4	*/	23	*/
5
6
7	/*
8	CrossFire, A Multiplayer game for X-windows
9
10	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team
11	Copyright (C) 1992 Frank Tore Johansen
12
13	This program is free software; you can redistribute it and/or modify
14	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
16	(at your option) any later version.
17
18	This program is distributed in the hope that it will be useful,
19	but WITHOUT ANY WARRANTY; without even the implied warranty of
20	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21	GNU General Public License for more details.
22
23	You should have received a copy of the GNU General Public License
24	along with this program; if not, write to the Free Software
25	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
26
27	The authors can be reached via e-mail at crossfire-devel@real-time.com
28	*/
29		24
30	/* This file contains all the spell attack code. Grouping this code	25	/* This file contains all the spell attack code. Grouping this code
31	* together should hopefully make it easier to find the relevent bits	26	* together should hopefully make it easier to find the relevent bits
32	* of code	27	* of code
33	*/	28	*/
34		29
35	#include <global.h>	30	#include <global.h>
36	#include <object.h>	31	#include <object.h>
37	#include <living.h>	32	#include <living.h>
38	#ifndef __CEXTRACT__
39	#include <sproto.h>	33	#include <sproto.h>
40	#endif
41	#include <spells.h>	34	#include <spells.h>
42	#include <sounds.h>	35	#include <sounds.h>
43		36
44	/* this function checks to see if a spell pushes objects as well	37	/* this function checks to see if a spell pushes objects as well
45	* as flies over and damages them (only used for cones for now)	38	* as flies over and damages them (only used for cones for now)
46	* but moved here so it could be applied to bolts too	39	* but moved here so it could be applied to bolts too
47	* op is the spell object.	40	* op is the spell object.
48	*/	41	*/
49		42
		43	void
50	void check_spell_knockback(object *op) {	44	check_spell_knockback (object *op)
		45	{
51	object *tmp, *tmp2; /* object on the map */	46	object *tmp, *tmp2; /* object on the map */
52	int weight_move;	47	int weight_move;
53	int frictionmod=2; /*poor man's physics - multipy targets weight by this amount */	48	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */
54		49
55	if(! op->weight) { /*shouldn't happen but if cone object has no weight drop out*/	50	if (!op->weight)
		51	{ /*shouldn't happen but if cone object has no weight drop out */
56	/*LOG (llevDebug, "DEBUG: arch weighs nothing\n");*/	52	/*LOG (llevDebug, "DEBUG: arch weighs nothing\n"); */
57	return;	53	return;
58	}else{	54	}
		55	else
		56	{
59	weight_move = op->weight +(op->weight * op->level) / 3;	57	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);*/	58	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */
61	}	59	}
62		60
63	for(tmp=get_map_ob(op->map,op->x,op->y);tmp!=NULL;tmp=tmp->above)	61	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
64	{	62	{
65	int num_sections = 1;	63	int num_sections = 1;
66		64
67	/* don't move DM */	65	/* don't move DM */
68	if(QUERY_FLAG(tmp, FLAG_WIZ))	66	if (QUERY_FLAG (tmp, FLAG_WIZ))
69	return;	67	return;
70		68
71	/* don't move parts of objects */	69	/* don't move parts of objects */
72	if(tmp->head) continue;	70	if (tmp->head)
		71	continue;
73		72
74	/* don't move floors or immobile objects */	73	/* 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;	74	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
		75	continue;
76		76
77	/* count the object's sections */	77	/* count the object's sections */
78	for(tmp2 = tmp; tmp2!=NULL;tmp2=tmp2->more) num_sections++;	78	for (tmp2 = tmp; tmp2 != NULL; tmp2 = tmp2->more)
		79	num_sections++;
79		80
80	/* I'm not sure if it makes sense to divide by num_sections - bigger	81	/* 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	82	* 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.	83	* object, not just the head, so the total weight should be relevant.
83	*/	84	*/
84		85
85	/* surface area? -tm */	86	/* surface area? -tm */
86		87
87	if (tmp->move_type & MOVE_FLYING)	88	if (tmp->move_type & MOVE_FLYING)
88	frictionmod = 1 ; /* flying objects loose the friction modifier */	89	frictionmod = 1; /* flying objects loose the friction modifier */
89		90
90	if(rndm(0, weight_move-1) > ((tmp->weight / num_sections) * frictionmod)) { /* move it. */	91	if (rndm (0, weight_move - 1) > ((tmp->weight / num_sections) * frictionmod))
		92	{ /* move it. */
91	/* move_object is really for monsters, but looking at	93	/* move_object is really for monsters, but looking at
92	* the move_object function, it appears that it should	94	* the move_object function, it appears that it should
93	* also be safe for objects.	95	* also be safe for objects.
94	* This does return if successful or not, but	96	* This does return if successful or not, but
95	* I don't see us doing anything useful with that information	97	* I don't see us doing anything useful with that information
96	* right now.	98	* right now.
97	*/	99	*/
98	move_object(tmp, absdir(op->stats.sp));	100	move_object (tmp, absdir (op->stats.sp));
99	}	101	}
100		102
101	}	103	}
102	}	104	}
103		105
104	/***************************************************************************	106	/***************************************************************************
…		…
109		111
110	/* Causes op to fork. op is the original bolt, tmp	112	/* Causes op to fork. op is the original bolt, tmp
111	* is the first piece of the fork.	113	* is the first piece of the fork.
112	*/	114	*/
113		115
		116	void
114	void forklightning(object *op, object *tmp) {	117	forklightning (object *op, object *tmp)
		118	{
115	int new_dir=1; /* direction or -1 for left, +1 for right 0 if no new bolt */	119	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 */	120	int t_dir; /* stores temporary dir calculation */
117	mapstruct *m;	121	maptile *m;
118	sint16 sx,sy;	122	sint16 sx, sy;
119	object *new_bolt;	123	object *new_bolt;
120		124
121	/* pick a fork direction. tmp->stats.Con is the left bias	125	/* pick a fork direction. tmp->stats.Con is the left bias
122	* i.e., the chance in 100 of forking LEFT	126	* i.e., the chance in 100 of forking LEFT
123	* Should start out at 50, down to 25 for one already going left	127	* 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	128	* down to 0 for one going 90 degrees left off original path
125	*/	129	*/
126		130
127	if(rndm(0, 99) < tmp->stats.Con) /* fork left */	131	if (rndm (0, 99) < tmp->stats.Con) /* fork left */
128	new_dir = -1;	132	new_dir = -1;
129		133
130	/* check the new dir for a wall and in the map*/	134	/* check the new dir for a wall and in the map */
131	t_dir = absdir(tmp->direction + new_dir);	135	t_dir = absdir (tmp->direction + new_dir);
132		136
133	if(get_map_flags(tmp->map,&m, tmp->x + freearr_x[t_dir],tmp->y + freearr_y[t_dir],	137	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)	138	return;
135	return;
136		139
137	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(m, sx, sy)))	140	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))
138	return;	141	return;
139		142
140	/* OK, we made a fork */	143	/* OK, we made a fork */
141	new_bolt = get_object();	144	new_bolt = tmp->clone ();
142		145
143	copy_object(tmp,new_bolt);
144
145	/* reduce chances of subsequent forking */	146	/* reduce chances of subsequent forking */
146	new_bolt->stats.Dex -= 10;	147	new_bolt->stats.Dex -= 10;
147	tmp->stats.Dex -= 10; /* less forks from main bolt too */	148	tmp->stats.Dex -= 10; /* less forks from main bolt too */
148	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	149	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
149	new_bolt->speed_left = -0.1;	150	new_bolt->speed_left = -0.1;
150	new_bolt->direction = t_dir;	151	new_bolt->direction = t_dir;
151	new_bolt->duration++;	152	new_bolt->duration++;
152	new_bolt->x=sx;
153	new_bolt->y=sy;
154	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	153	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
155	new_bolt->stats.dam++;	154	new_bolt->stats.dam++;
156	tmp->stats.dam /= 2; /* reduce father bolt damage */	155	tmp->stats.dam /= 2; /* reduce father bolt damage */
157	tmp->stats.dam++;	156	tmp->stats.dam++;
158	new_bolt = insert_ob_in_map(new_bolt,m,op,0);	157	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
159	update_turn_face(new_bolt);	158	update_turn_face (new_bolt);
160	}	159	}
161		160
162	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	161	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
163	* and checks for various things that may stop it.	162	* and checks for various things that may stop it.
164	*/	163	*/
165		164
		165	void
166	void move_bolt(object *op) {	166	move_bolt (object *op)
		167	{
167	object *tmp;	168	object *tmp;
168	int mflags;	169	int mflags;
169	sint16 x, y;	170	sint16 x, y;
170	mapstruct *m;	171	maptile *m;
171		172
172	if(--(op->duration)<0) {	173	if (--op->duration < 0)
173	remove_ob(op);
174	free_object(op);
175	return;
176	}	174	{
		175	op->destroy ();
		176	return;
		177	}
		178
177	hit_map(op,0,op->attacktype,1);	179	hit_map (op, 0, op->attacktype, 1);
178		180
179	if(!op->direction)	181	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;	182	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		183
250	/* New forking code. Possibly create forks of this object	184	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;	185	op->range = 0;
261	} /* copy object and move it along */	186	else
262	} /* if move bolt along */	187	{
		188	x = op->x + DIRX (op);
		189	y = op->y + DIRY (op);
		190	m = op->map;
		191	mflags = get_map_flags (m, &m, x, y, &x, &y);
		192
		193	if (mflags & P_OUT_OF_MAP)
		194	return;
		195
		196	/* We are about to run into something - we may bounce */
		197	/* Calling reflwall is pretty costly, as it has to look at all the objects
		198	* on the space. So only call reflwall if we think the data it returns
		199	* will be useful.
		200	*/
		201	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
		202	{
		203	if (!QUERY_FLAG (op, FLAG_REFLECTING))
		204	return;
		205
		206	/* Since walls don't run diagonal, if the bolt is in
		207	* one of 4 main directions, it just reflects back in the
		208	* opposite direction. However, if the bolt is travelling
		209	* on the diagonal, it is trickier - eg, a bolt travelling
		210	* northwest bounces different if it hits a north/south
		211	* wall (bounces to northeast) vs an east/west (bounces
		212	* to the southwest.
		213	*/
		214	if (op->direction & 1)
		215	op->direction = absdir (op->direction + 4);
		216	else
		217	{
		218	int left, right;
		219	int mflags;
		220
		221	/* Need to check for P_OUT_OF_MAP: if the bolt is tavelling
		222	* over a corner in a tiled map, it is possible that
		223	* op->direction is within an adjacent map but either
		224	* op->direction-1 or op->direction+1 does not exist.
		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
		229	left = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y));
		230
		231	mflags = get_map_flags (op->map, &m, op->x + freearr_x[absdir (op->direction + 1)],
		232	op->y + freearr_y[absdir (op->direction + 1)], &x, &y);
		233	right = (mflags & P_OUT_OF_MAP) ? 0 : OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y));
		234
		235	if (left == right)
		236	op->direction = absdir (op->direction + 4);
		237	else if (left)
		238	op->direction = absdir (op->direction + 2);
		239	else if (right)
		240	op->direction = absdir (op->direction - 2);
		241	}
		242
		243	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */
		244	return;
		245	}
		246	else
		247	{ /* Create a copy of this object and put it ahead */
		248	object *tmp = op->clone ();
		249
		250	m->insert (tmp, x, y, op);
		251	tmp->speed_left = -0.1;
		252	/* To make up for the decrease at the top of the function */
		253	tmp->duration++;
		254
		255	/* New forking code. Possibly create forks of this object
		256	* going off in other directions.
		257	*/
		258	if (rndm (0, 99) < tmp->stats.Dex)
		259	{ /* stats.Dex % of forking */
		260	forklightning (op, tmp);
		261	}
		262
		263	/* In this way, the object left behind sticks on the space, but
		264	* doesn't create any bolts that continue to move onward.
		265	*/
		266	op->range = 0;
		267	} /* copy object and move it along */
		268	} /* if move bolt along */
263	}	269	}
264		270
265	/* fire_bolt	271	/* fire_bolt
266	* object op (cast from caster) files a bolt in dir.	272	* object op (cast from caster) files a bolt in dir.
267	* spob is the spell object for the bolt.	273	* spob is the spell object for the bolt.
268	* we remove the magic flag - that can be derived from	274	* we remove the magic flag - that can be derived from
269	* spob->attacktype.	275	* spob->attacktype.
270	* This function sets up the appropriate owner and skill	276	* This function sets up the appropriate owner and skill
271	* pointers.	277	* pointers.
272	*/	278	*/
273		279	int
274	int fire_bolt(object *op,object *caster,int dir,object *spob, object *skill) {	280	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)
		281	{
275	object *tmp=NULL;	282	object *tmp = NULL;
276	int mflags;	283	int mflags;
277		284
278	if (!spob->other_arch)	285	if (!spob->other_arch)
279	return 0;	286	return 0;
280		287
281	tmp=arch_to_object(spob->other_arch);	288	tmp = arch_to_object (spob->other_arch);
282	if(tmp==NULL)	289	if (tmp == NULL)
283	return 0;	290	return 0;
284		291
285	/* peterm: level dependency for bolts */	292	/* peterm: level dependency for bolts */
286	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust(caster,spob);	293	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
287	tmp->attacktype = spob->attacktype;	294	tmp->attacktype = spob->attacktype;
288	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	295	if (spob->slaying)
		296	tmp->slaying = spob->slaying;
289	tmp->range = spob->range + SP_level_range_adjust(caster,spob);	297	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
290	tmp->duration = spob->duration + SP_level_duration_adjust(caster,spob);	298	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
291	tmp->stats.Dex = spob->stats.Dex;	299	tmp->stats.Dex = spob->stats.Dex;
292	tmp->stats.Con = spob->stats.Con;	300	tmp->stats.Con = spob->stats.Con;
293		301
294	tmp->direction=dir;	302	tmp->direction = dir;
295	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	303	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
296	SET_ANIMATION(tmp, dir);	304	SET_ANIMATION (tmp, dir);
297		305
298	set_owner(tmp,op);	306	tmp->set_owner (op);
299	set_spell_skill(op, caster, spob, tmp);	307	set_spell_skill (op, caster, spob, tmp);
300		308
301	tmp->x=op->x + DIRX(tmp);	309	tmp->x = op->x + DIRX (tmp);
302	tmp->y=op->y + DIRY(tmp);	310	tmp->y = op->y + DIRY (tmp);
303	tmp->map = op->map;	311	tmp->map = op->map;
304		312
		313	maptile *newmap;
305	mflags = get_map_flags(tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	314	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
306	if (mflags & P_OUT_OF_MAP) {	315	if (mflags & P_OUT_OF_MAP)
307	free_object(tmp);
308	return 0;
309	}	316	{
		317	tmp->destroy ();
		318	return 0;
		319	}
		320
		321	tmp->map = newmap;
		322
310	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(tmp->map, tmp->x, tmp->y))) {	323	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
		324	{
311	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	325	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
312	free_object(tmp);	326	{
		327	tmp->destroy ();
313	return 0;	328	return 0;
314	}	329	}
315	tmp->x=op->x;	330
316	tmp->y=op->y;	331	tmp->x = op->x;
		332	tmp->y = op->y;
317	tmp->direction=absdir(tmp->direction+4);	333	tmp->direction = absdir (tmp->direction + 4);
318	tmp->map = op->map;	334	tmp->map = op->map;
319	}	335	}
320	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL)	336
		337	if ((tmp = tmp->insert_at (tmp, op)))
321	move_bolt (tmp);	338	move_bolt (tmp);
		339
322	return 1;	340	return 1;
323	}	341	}
324		342
325		343
326		344
327	/***************************************************************************	345	/***************************************************************************
…		…
332		350
333	/* expands an explosion. op is a piece of the	351	/* expands an explosion. op is a piece of the
334	* explosion - this expans it in the different directions.	352	* explosion - this expans it in the different directions.
335	* At least that is what I think this does.	353	* At least that is what I think this does.
336	*/	354	*/
		355	void
337	void explosion(object *op) {	356	explosion (object *op)
338	object *tmp;	357	{
339	mapstruct *m=op->map;	358	maptile *m = op->map;
340	int i;	359	int i;
341		360
342	if(--(op->duration)<0) {	361	if (--op->duration < 0)
343	remove_ob(op);
344	free_object(op);
345	return;
346	}	362	{
		363	op->destroy ();
		364	return;
		365	}
		366
347	hit_map(op,0,op->attacktype,0);	367	hit_map (op, 0, op->attacktype, 0);
348		368
349	if(op->range>0) {	369	if (op->range > 0)
350	for(i=1;i<9;i++) {	370	{
		371	for (i = 1; i < 9; i++)
		372	{
351	sint16 dx,dy;	373	sint16 dx, dy;
352		374
353	dx=op->x+freearr_x[i];	375	dx = op->x + freearr_x[i];
354	dy=op->y+freearr_y[i];	376	dy = op->y + freearr_y[i];
		377
355	/* ok_to_put_more already does things like checks for walls,	378	/* ok_to_put_more already does things like checks for walls,
356	* out of map, etc.	379	* out of map, etc.
357	*/	380	*/
358	if(ok_to_put_more(op->map,dx,dy,op,op->attacktype)) {	381	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
359	tmp=get_object();	382	{
360	copy_object(op,tmp);	383	object *tmp = op->clone ();
361	tmp->state=0;	384
362	tmp->speed_left= -0.21;	385	tmp->state = 0;
363	tmp->range--;	386	tmp->speed_left = -0.21;
364	tmp->value=0;	387	tmp->range--;
365	tmp->x=dx;	388	tmp->value = 0;
366	tmp->y=dy;	389
367	insert_ob_in_map(tmp,m,op,0);	390	m->insert (tmp, dx, dy, op);
368	}	391	}
369	}	392	}
370	}	393	}
371	}	394	}
372		395
373		396
374	/* Causes an object to explode, eg, a firebullet,	397	/* Causes an object to explode, eg, a firebullet,
375	* poison cloud ball, etc. op is the object to	398	* poison cloud ball, etc. op is the object to
376	* explode.	399	* explode.
377	*/	400	*/
		401	void
378	void explode_bullet(object *op)	402	explode_bullet (object *op)
379	{	403	{
380	tag_t op_tag = op->count;
381	object *tmp, *owner;	404	object *tmp, *owner;
382		405
383	if (op->other_arch == NULL) {	406	if (op->other_arch == NULL)
		407	{
384	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	408	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
385	remove_ob (op);	409	op->destroy ();
386	free_object (op);	410	return;
387	return;
388	}	411	}
389		412
390	if (op->env) {	413	if (op->env)
391	object *env;	414	{
392
393	env = object_get_env_recursive(op);	415	object *env = object_get_env_recursive (op);
394	if (env->map == NULL || out_of_map (env->map, env->x, env->y)) {	416	if (env->map == NULL || out_of_map (env->map, env->x, env->y))
		417	{
395	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	418	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
396	remove_ob (op);	419	op->destroy ();
397	free_object (op);
398	return;	420	return;
399	}	421	}
400	remove_ob (op);	422
401	op->x = env->x;	423	op->insert_at (env, op, INS_NO_MERGE | INS_NO_WALK_ON);
402	op->y = env->y;	424	}
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)) {	425	else if (out_of_map (op->map, op->x, op->y))
		426	{
405	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	427	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
406	remove_ob (op);	428	op->destroy ();
407	free_object (op);	429	return;
408	return;
409	}	430	}
410		431
		432	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps
		433	// NOTE: If this breaks something important: remove this. I can't think of anything
		434	// bad at the moment that might happen from this.
411	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE_MAP)	435	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
412	{	436	{
413	remove_ob (op);	437	op->destroy ();
414	free_object (op);	438	return;
		439	}
		440
		441	if (op->attacktype)
		442	{
		443	hit_map (op, 0, op->attacktype, 1);
		444	if (op->destroyed ())
415	return;	445	return;
416	}	446	}
417		447
418	if (op->attacktype) {
419	hit_map (op, 0, op->attacktype, 1);
420	if (was_destroyed (op, op_tag))
421	return;
422	}
423
424	/* other_arch contains what this explodes into */	448	/* other_arch contains what this explodes into */
425	tmp = arch_to_object (op->other_arch);	449	tmp = arch_to_object (op->other_arch);
426		450
427	copy_owner (tmp, op);	451	tmp->set_owner (op);
428	if (tmp->skill) FREE_AND_CLEAR_STR(tmp->skill);	452	tmp->skill = op->skill;
429	if (op->skill) tmp->skill = add_refcount(op->skill);
430		453
431	owner = get_owner(op);	454	owner = op->owner;
		455
432	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner &&	456	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner && !tailor_god_spell (tmp, owner))
433	!tailor_god_spell(tmp, owner)) {
434	remove_ob (op);
435	free_object (op);
436	return;
437	}	457	{
438	tmp->x = op->x;	458	op->destroy ();
439	tmp->y = op->y;	459	return;
		460	}
440		461
441	/* special for bombs - it actually has sane values for these */	462	/* special for bombs - it actually has sane values for these */
442	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB) {	463	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
		464	{
443	tmp->attacktype = op->attacktype;	465	tmp->attacktype = op->attacktype;
444	tmp->range = op->range;	466	tmp->range = op->range;
445	tmp->stats.dam = op->stats.dam;	467	tmp->stats.dam = op->stats.dam;
446	tmp->duration = op->duration;	468	tmp->duration = op->duration;
447	} else {	469	}
448	if (op->attacktype & AT_MAGIC) tmp->attacktype|=AT_MAGIC;	470	else
		471	{
		472	if (op->attacktype & AT_MAGIC)
		473	tmp->attacktype |= AT_MAGIC;
		474
449	/* Spell doc describes what is going on here */	475	/* Spell doc describes what is going on here */
450	tmp->stats.dam = op->dam_modifier;	476	tmp->stats.dam = op->dam_modifier;
451	tmp->range = op->stats.maxhp;	477	tmp->range = op->stats.maxhp;
452	tmp->duration = op->stats.hp;	478	tmp->duration = op->stats.hp;
453	/* Used for spell tracking - just need a unique val for this spell -	479	/* Used for spell tracking - just need a unique val for this spell -
454	* the count of the parent should work fine.	480	* the count of the parent should work fine.
455	*/	481	*/
456	tmp->stats.maxhp = op->count;	482	tmp->stats.maxhp = op->count;
457	}	483	}
458		484
459	/* Set direction of cone explosion */	485	/* Set direction of cone explosion */
460	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)	486	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)
461	tmp->stats.sp = op->direction;	487	tmp->stats.sp = op->direction;
462		488
463	/* Prevent recursion */	489	/* Prevent recursion */
464	op->move_on = 0;	490	op->move_on = 0;
465		491
466	insert_ob_in_map(tmp, op->map, op, 0);	492	tmp->insert_at (op, op);
467	/* remove the firebullet */	493	/* remove the firebullet */
468	if ( ! was_destroyed (op, op_tag)) {	494	op->destroy ();
469	remove_ob (op);
470	free_object (op);
471	}
472	}	495	}
473
474
475		496
476	/* checks to see what op should do, given the space it is on	497	/* checks to see what op should do, given the space it is on
477	* (eg, explode, damage player, etc)	498	* (eg, explode, damage player, etc)
478	*/	499	*/
479		500	void
480	void check_bullet(object *op)	501	check_bullet (object *op)
481	{	502	{
482	tag_t op_tag = op->count, tmp_tag;
483	object *tmp;	503	object *tmp;
484	int dam, mflags;	504	int dam, mflags;
485	mapstruct *m;	505	maptile *m;
486	sint16 sx, sy;	506	sint16 sx, sy;
487		507
488	mflags = get_map_flags(op->map,&m, op->x, op->y, &sx, &sy);	508	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);
489		509
490	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, sx, sy)))	510	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))
491	return;	511	return;
492		512
493	if (op->other_arch) {	513	if (op->other_arch)
		514	{
494	/* explode object will also remove op */	515	/* explode object will also remove op */
495	explode_bullet (op);	516	explode_bullet (op);
496	return;	517	return;
497	}	518	}
498		519
499	/* If nothing alive on this space, no reason to do anything further */	520	/* If nothing alive on this space, no reason to do anything further */
500	if (!(mflags & P_IS_ALIVE)) return;	521	if (!(mflags & P_IS_ALIVE))
		522	return;
501		523
502	for (tmp = get_map_ob (op->map,op->x,op->y); tmp != NULL; tmp = tmp->above)	524	for (tmp = GET_MAP_OB (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)
503	{	525	{
504	if (QUERY_FLAG (tmp, FLAG_ALIVE)) {	526	if (QUERY_FLAG (tmp, FLAG_ALIVE))
505	tmp_tag = tmp->count;	527	{
506	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	528	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
507	if (was_destroyed (op, op_tag) || ! was_destroyed (tmp, tmp_tag)	529	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)
508	|| (op->stats.dam -= dam) < 0)
509	{	530	{
510	if(!QUERY_FLAG(op,FLAG_REMOVED)) {	531	if (!QUERY_FLAG (op, FLAG_REMOVED))
511	remove_ob (op);	532	{
512	free_object(op);	533	op->destroy ();
513	return;	534	return;
514	}	535	}
515	}	536	}
516	}	537	}
517	}	538	}
518	}	539	}
519
520		540
521	/* Basically, we move 'op' one square, and if it hits something,	541	/* Basically, we move 'op' one square, and if it hits something,
522	* call check_bullet.	542	* call check_bullet.
523	* This function is only applicable to bullets, but not to all	543	* This function is only applicable to bullets, but not to all
524	* fired arches (eg, bolts).	544	* fired arches (eg, bolts).
525	*/	545	*/
526		546	void
527	void move_bullet(object *op)	547	move_bullet (object *op)
528	{	548	{
529	sint16 new_x, new_y;	549	sint16 new_x, new_y;
530	int mflags;	550	int mflags;
531	mapstruct *m;	551	maptile *m;
532		552
533	#if 0	553	#if 0
534	/* We need a better general purpose way to do this */	554	/* We need a better general purpose way to do this */
535		555
536	/* peterm: added to make comet leave a trail of burnouts	556	/* peterm: added to make comet leave a trail of burnouts
537	it's an unadulterated hack, but the effect is cool. */	557	it's an unadulterated hack, but the effect is cool. */
538	if(op->stats.sp == SP_METEOR) {	558	if (op->stats.sp == SP_METEOR)
		559	{
539	replace_insert_ob_in_map("fire_trail",op);	560	replace_insert_ob_in_map ("fire_trail", op);
540	if (was_destroyed (op, op_tag))	561	if (op->destroyed ())
541	return;	562	return;
542	} /* end addition. */	563	} /* end addition. */
543	#endif	564	#endif
544		565
545	/* Reached the end of its life - remove it */	566	/* Reached the end of its life - remove it */
546	if (--op->range <=0) {	567	if (--op->range <= 0)
		568	{
547	if (op->other_arch) {	569	if (op->other_arch)
548	explode_bullet (op);	570	explode_bullet (op);
549	} else {	571	else
550	remove_ob (op);	572	op->destroy ();
551	free_object (op);	573
552	}
553	return;	574	return;
554	}	575	}
555		576
556	new_x = op->x + DIRX(op);	577	new_x = op->x + DIRX (op);
557	new_y = op->y + DIRY(op);	578	new_y = op->y + DIRY (op);
558	m = op->map;	579	m = op->map;
559	mflags = get_map_flags(m, &m, new_x, new_y, &new_x, &new_y);	580	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);
560		581
561	if (mflags & P_OUT_OF_MAP) {	582	if (mflags & P_OUT_OF_MAP)
562	remove_ob (op);	583	{
563	free_object (op);	584	op->destroy ();
564	return;	585	return;
565	}	586	}
566		587
567	if ( ! op->direction || OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, new_x, new_y))) {	588	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))
		589	{
568	if (op->other_arch) {	590	if (op->other_arch)
569	explode_bullet (op);	591	explode_bullet (op);
570	} else {	592	else
571	remove_ob (op);	593	op->destroy ();
572	free_object (op);	594
573	}
574	return;	595	return;
575	}	596	}
576		597
577	remove_ob (op);	598	if (!(op = m->insert (op, new_x, new_y, op)))
578	op->x = new_x;
579	op->y = new_y;
580	if ((op = insert_ob_in_map (op, m, op,0)) == NULL)
581	return;	599	return;
582		600
583	if (reflwall (op->map, op->x, op->y, op)) {	601	if (reflwall (op->map, op->x, op->y, op))
		602	{
584	op->direction = absdir (op->direction + 4);	603	op->direction = absdir (op->direction + 4);
585	update_turn_face (op);	604	update_turn_face (op);
586	} else {	605	}
		606	else
587	check_bullet (op);	607	check_bullet (op);
588	}
589	}	608	}
590		609
591		610
592		611
593		612
…		…
598	* spob->attacktype.	617	* spob->attacktype.
599	* This function sets up the appropriate owner and skill	618	* This function sets up the appropriate owner and skill
600	* pointers.	619	* pointers.
601	*/	620	*/
602		621
		622	int
603	int fire_bullet(object *op,object *caster,int dir,object *spob) {	623	fire_bullet (object *op, object *caster, int dir, object *spob)
		624	{
604	object *tmp=NULL;	625	object *tmp = NULL;
605	int mflags;	626	int mflags;
606		627
607	if (!spob->other_arch)	628	if (!spob->other_arch)
608	return 0;	629	return 0;
609		630
610	tmp=arch_to_object(spob->other_arch);	631	tmp = arch_to_object (spob->other_arch);
611	if(tmp==NULL)	632	if (tmp == NULL)
612	return 0;	633	return 0;
613		634
614	/* peterm: level dependency for bolts */	635	/* peterm: level dependency for bolts */
615	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust(caster,spob);	636	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
616	tmp->attacktype = spob->attacktype;	637	tmp->attacktype = spob->attacktype;
617	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	638	if (spob->slaying)
		639	tmp->slaying = spob->slaying;
618		640
619	tmp->range = 50;	641	tmp->range = 50;
620		642
621	/* Need to store duration/range for the ball to use */	643	/* Need to store duration/range for the ball to use */
622	tmp->stats.hp = spob->duration + SP_level_duration_adjust(caster,spob);	644	tmp->stats.hp = spob->duration + SP_level_duration_adjust (caster, spob);
623	tmp->stats.maxhp = spob->range + SP_level_range_adjust(caster,spob);	645	tmp->stats.maxhp = spob->range + SP_level_range_adjust (caster, spob);
624	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust(caster,spob);	646	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust (caster, spob);
625		647
626	tmp->direction=dir;	648	tmp->direction = dir;
627	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	649	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
628	SET_ANIMATION(tmp, dir);	650	SET_ANIMATION (tmp, dir);
629		651
630	set_owner(tmp,op);	652	tmp->set_owner (op);
631	set_spell_skill(op, caster, spob, tmp);	653	set_spell_skill (op, caster, spob, tmp);
632		654
633	tmp->x=op->x + freearr_x[dir];	655	tmp->x = op->x + freearr_x[dir];
634	tmp->y=op->y + freearr_y[dir];	656	tmp->y = op->y + freearr_y[dir];
635	tmp->map = op->map;	657	tmp->map = op->map;
636		658
		659	maptile *newmap;
637	mflags = get_map_flags(tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	660	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
638	if (mflags & P_OUT_OF_MAP) {	661	if (mflags & P_OUT_OF_MAP)
639	free_object(tmp);
640	return 0;
641	}	662	{
		663	tmp->destroy ();
		664	return 0;
		665	}
		666
		667	tmp->map = newmap;
		668
642	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(tmp->map, tmp->x, tmp->y))) {	669	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
		670	{
643	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	671	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
644	free_object(tmp);	672	{
		673	tmp->destroy ();
645	return 0;	674	return 0;
646	}	675	}
647	tmp->x=op->x;	676
648	tmp->y=op->y;	677	tmp->x = op->x;
		678	tmp->y = op->y;
649	tmp->direction=absdir(tmp->direction+4);	679	tmp->direction = absdir (tmp->direction + 4);
650	tmp->map = op->map;	680	tmp->map = op->map;
651	}	681	}
652	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL) {	682
		683	if ((tmp = tmp->insert_at (tmp, op)))
653	check_bullet (tmp);	684	check_bullet (tmp);
654	}	685
655	return 1;	686	return 1;
656	}	687	}
657		688
658		689
659		690
660		691
…		…
664	*	695	*
665	*****************************************************************************/	696	*****************************************************************************/
666		697
667		698
668	/* drops an object based on what is in the cone's "other_arch" */	699	/* drops an object based on what is in the cone's "other_arch" */
		700	void
669	void cone_drop(object *op) {	701	cone_drop (object *op)
		702	{
670	object *new_ob = arch_to_object(op->other_arch);	703	object *new_ob = arch_to_object (op->other_arch);
671		704
672	new_ob->x = op->x;
673	new_ob->y = op->y;
674	new_ob->level = op->level;	705	new_ob->level = op->level;
675	set_owner(new_ob,op->owner);	706	new_ob->set_owner (op->owner);
676		707
677	/* preserve skill ownership */	708	/* preserve skill ownership */
678	if(op->skill && op->skill != new_ob->skill) {	709	if (op->skill && op->skill != new_ob->skill)
679	if (new_ob->skill) free_string(new_ob->skill);	710	new_ob->skill = op->skill;
680	new_ob->skill = add_refcount(op->skill);	711
681	}	712	new_ob->insert_at (op, op);
682	insert_ob_in_map(new_ob,op->map,op,0);
683
684	}	713	}
685		714
686	/* move_cone: causes cone object 'op' to move a space/hit creatures */	715	/* move_cone: causes cone object 'op' to move a space/hit creatures */
687		716
		717	void
688	void move_cone(object *op) {	718	move_cone (object *op)
		719	{
689	int i;	720	int i;
690	tag_t tag;
691		721
692	/* if no map then hit_map will crash so just ignore object */	722	/* if no map then hit_map will crash so just ignore object */
693	if (! op->map) {	723	if (!op->map)
694	LOG(llevError,"Tried to move_cone object %s without a map.\n",
695	op->name ? op->name : "unknown");
696	op->speed = 0;
697	update_ob_speed (op);
698	return;
699	}	724	{
		725	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
		726	op->set_speed (0);
		727	return;
		728	}
700		729
701	/* lava saves it's life, but not yours :) */	730	/* lava saves it's life, but not yours :) */
702	if (QUERY_FLAG(op, FLAG_LIFESAVE)) {	731	if (QUERY_FLAG (op, FLAG_LIFESAVE))
		732	{
703	hit_map(op,0,op->attacktype,0);	733	hit_map (op, 0, op->attacktype, 0);
704	return;	734	return;
705	}	735	}
706		736
707	#if 0	737	#if 0
708	/* Disable this - enabling it makes monsters easier, as	738	/* Disable this - enabling it makes monsters easier, as
709	* when their cone dies when they die.	739	* when their cone dies when they die.
710	*/	740	*/
711	/* If no owner left, the spell dies out. */	741	/* If no owner left, the spell dies out. */
712	if(get_owner(op)==NULL) {	742	if (op->owner == NULL)
713	remove_ob(op);	743	{
714	free_object(op);	744	op->destroy ();
715	return;	745	return;
716	}	746	}
717	#endif	747	#endif
718		748
719	tag = op->count;
720	hit_map(op,0,op->attacktype,0);	749	hit_map (op, 0, op->attacktype, 0);
721		750
722	/* Check to see if we should push anything.	751	/* Check to see if we should push anything.
723	* Spell objects with weight push whatever they encounter to some	752	* Spell objects with weight push whatever they encounter to some
724	* degree.	753	* degree.
725	*/	754	*/
		755	if (op->weight)
726	if(op->weight) check_spell_knockback(op);	756	check_spell_knockback (op);
727		757
728	if (was_destroyed (op, tag))	758	if (op->destroyed ())
		759	return;
		760
		761	if ((op->duration--) < 0)
		762	{
		763	op->destroy ();
729	return;	764	return;
730
731	if((op->duration--)<0) {
732	remove_ob(op);
733	free_object(op);
734	return;
735	}	765	}
736	/* Object has hit maximum range, so don't have it move	766	/* Object has hit maximum range, so don't have it move
737	* any further. When the duration above expires,	767	* any further. When the duration above expires,
738	* then the object will get removed.	768	* then the object will get removed.
739	*/	769	*/
740	if (--op->range < 0) {	770	if (--op->range < 0)
741	op->range=0; /* just so it doesn't wrap */
742	return;
743	}	771	{
		772	op->range = 0; /* just so it doesn't wrap */
		773	return;
		774	}
744		775
745	for(i= -1;i<2;i++) {	776	for (i = -1; i < 2; i++)
746	sint16 x=op->x+freearr_x[absdir(op->stats.sp+i)],	777	{
747	y=op->y+freearr_y[absdir(op->stats.sp+i)];	778	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
748		779
749	if(ok_to_put_more(op->map,x,y,op,op->attacktype)) {	780	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
750	object *tmp=get_object();	781	{
751	copy_object(op, tmp);	782	object *tmp = op->clone ();
752	tmp->x=x;
753	tmp->y=y;
754		783
755	tmp->duration = op->duration + 1;	784	tmp->duration = op->duration + 1;
756		785
757	/* Use for spell tracking - see ok_to_put_more() */	786	/* Use for spell tracking - see ok_to_put_more() */
758	tmp->stats.maxhp = op->stats.maxhp;	787	tmp->stats.maxhp = op->stats.maxhp;
759	insert_ob_in_map(tmp,op->map,op,0);	788
760	if (tmp->other_arch) cone_drop(tmp);	789	op->map->insert (tmp, x, y, op);
761	}	790
		791	if (tmp->other_arch)
		792	cone_drop (tmp);
		793	}
762	}	794	}
763	}	795	}
764		796
765	/* cast_cone: casts a cone spell.	797	/* cast_cone: casts a cone spell.
766	* op: person firing the object.	798	* op: person firing the object.
…		…
768	* dir: direction to fire in.	800	* dir: direction to fire in.
769	* spell: spell that is being fired. It uses other_arch for the archetype	801	* spell: spell that is being fired. It uses other_arch for the archetype
770	* to fire.	802	* to fire.
771	* returns 0 on failure, 1 on success.	803	* returns 0 on failure, 1 on success.
772	*/	804	*/
		805	int
773	int cast_cone(object *op, object *caster,int dir, object *spell)	806	cast_cone (object *op, object *caster, int dir, object *spell)
774	{	807	{
775	object *tmp;	808	object *tmp;
776	int i,success=0,range_min= -1,range_max=1;	809	int i, success = 0, range_min = -1, range_max = 1;
777	mapstruct *m;	810	maptile *m;
778	sint16 sx, sy;	811	sint16 sx, sy;
779	MoveType movetype;	812	MoveType movetype;
780		813
781	if (!spell->other_arch) return 0;	814	if (!spell->other_arch)
782
783	if (op->type == PLAYER && QUERY_FLAG(op, FLAG_UNDEAD) &&
784	op->attacktype & AT_TURN_UNDEAD) {
785	new_draw_info(NDI_UNIQUE, 0,op,
786	"Your undead nature prevents you from turning undead!");
787	return 0;	815	return 0;
		816
		817	if (op->type == PLAYER && QUERY_FLAG (op, FLAG_UNDEAD) && op->attacktype & AT_TURN_UNDEAD)
788	}	818	{
		819	new_draw_info (NDI_UNIQUE, 0, op, "Your undead nature prevents you from turning undead!");
		820	return 0;
		821	}
789		822
790	if(!dir) {	823	if (!dir)
791	range_min= 0;
792	range_max=8;
793	}	824	{
		825	range_min = 0;
		826	range_max = 8;
		827	}
794		828
795	/* Need to know what the movetype of the object we are about	829	/* Need to know what the movetype of the object we are about
796	* to create is, so we can know if the space we are about to	830	* to create is, so we can know if the space we are about to
797	* insert it into is blocked.	831	* insert it into is blocked.
798	*/	832	*/
799	movetype = spell->other_arch->clone.move_type;	833	movetype = spell->other_arch->clone.move_type;
800		834
801	for(i=range_min;i<=range_max;i++) {	835	for (i = range_min; i <= range_max; i++)
		836	{
802	sint16 x,y, d;	837	sint16 x, y, d;
803		838
804	/* We can't use absdir here, because it never returns	839	/* We can't use absdir here, because it never returns
805	* 0. If this is a rune, we want to hit the person on top	840	* 0. If this is a rune, we want to hit the person on top
806	* of the trap (d==0). If it is not a rune, then we don't want	841	* of the trap (d==0). If it is not a rune, then we don't want
807	* to hit that person.	842	* to hit that person.
808	*/	843	*/
809	d = dir + i;	844	d = dir + i;
810	while (d < 0) d+=8;	845	while (d < 0)
811	while (d > 8) d-=8;	846	d += 8;
		847	while (d > 8)
		848	d -= 8;
812		849
813	/* If it's not a rune, we don't want to blast the caster.	850	/* If it's not a rune, we don't want to blast the caster.
814	* In that case, we have to see - if dir is specified,	851	* In that case, we have to see - if dir is specified,
815	* turn this into direction 8. If dir is not specified (all	852	* turn this into direction 8. If dir is not specified (all
816	* direction) skip - otherwise, one line would do more damage	853	* direction) skip - otherwise, one line would do more damage
817	* becase 0 direction will go through 9 directions - necessary	854	* becase 0 direction will go through 9 directions - necessary
818	* for the rune code.	855	* for the rune code.
819	*/	856	*/
820	if (caster->type != RUNE && d==0) {	857	if (caster->type != RUNE && d == 0)
821	if (dir!=0) d=8;	858	{
822	else continue;	859	if (dir != 0)
823	}	860	d = 8;
		861	else
		862	continue;
		863	}
824		864
825	x = op->x+freearr_x[d];	865	x = op->x + freearr_x[d];
826	y = op->y+freearr_y[d];	866	y = op->y + freearr_y[d];
827		867
828	if(get_map_flags(op->map, &m, x,y, &sx, &sy) & P_OUT_OF_MAP)	868	if (get_map_flags (op->map, &m, x, y, &sx, &sy) & P_OUT_OF_MAP)
829	continue;	869	continue;
830		870
831	if ((movetype & GET_MAP_MOVE_BLOCK(m, sx, sy)) == movetype)	871	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
832	continue;	872	continue;
833		873
834	success=1;	874	success = 1;
835	tmp=arch_to_object(spell->other_arch);	875	tmp = arch_to_object (spell->other_arch);
836	set_owner(tmp,op);	876	tmp->set_owner (op);
837	set_spell_skill(op, caster, spell, tmp);	877	set_spell_skill (op, caster, spell, tmp);
838	tmp->level = caster_level (caster, spell);	878	tmp->level = caster_level (caster, spell);
839	tmp->x = sx;
840	tmp->y = sy;
841	tmp->attacktype=spell->attacktype;	879	tmp->attacktype = spell->attacktype;
842		880
843	/* holy word stuff */	881	/* holy word stuff */
844	if((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER)) {	882	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))
845	if(!tailor_god_spell(tmp,op)) return 0;	883	if (!tailor_god_spell (tmp, op))
846	}	884	return 0;
847		885
848	if(dir)	886	if (dir)
849	tmp->stats.sp=dir;	887	tmp->stats.sp = dir;
850	else	888	else
851	tmp->stats.sp=i;	889	tmp->stats.sp = i;
852		890
853	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	891	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
854		892
855	/* If casting it in all directions, it doesn't go as far */	893	/* If casting it in all directions, it doesn't go as far */
856	if (dir == 0) {	894	if (dir == 0)
		895	{
857	tmp->range /= 4;	896	tmp->range /= 4;
858	if (tmp->range < 2 && spell->range >=2) tmp->range = 2;	897	if (tmp->range < 2 && spell->range >= 2)
859	}	898	tmp->range = 2;
		899	}
		900
860	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	901	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
861	tmp->duration=spell->duration + SP_level_duration_adjust(caster,spell);	902	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
862		903
863	/* Special bonus for fear attacks */	904	/* Special bonus for fear attacks */
864	if (tmp->attacktype & AT_FEAR) {	905	if (tmp->attacktype & AT_FEAR)
865	if (caster->type == PLAYER) tmp->duration += fear_bonus[caster->stats.Cha];	906	{
866	else	907	if (caster->type == PLAYER)
		908	tmp->duration += fear_bonus[caster->stats.Cha];
		909	else
867	tmp->duration += caster->level/3;	910	tmp->duration += caster->level / 3;
868	}	911	}
		912
869	if (tmp->attacktype & (AT_HOLYWORD | AT_TURN_UNDEAD)) {	913	if (tmp->attacktype & (AT_HOLYWORD | AT_TURN_UNDEAD))
870	if (caster->type == PLAYER) tmp->duration += turn_bonus[caster->stats.Wis]/5;	914	{
871	else	915	if (caster->type == PLAYER)
		916	tmp->duration += turn_bonus[caster->stats.Wis] / 5;
		917	else
872	tmp->duration += caster->level/3;	918	tmp->duration += caster->level / 3;
873	}	919	}
874		920
875
876	if ( !(tmp->move_type & MOVE_FLY_LOW))	921	if (!(tmp->move_type & MOVE_FLY_LOW))
877	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n",	922	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->name);
878	spell->other_arch->name);
879		923
880	if (!tmp->move_on && tmp->stats.dam) {	924	if (!tmp->move_on && tmp->stats.dam)
881	LOG (llevDebug,	925	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->name);
882	"cast_cone(): arch %s doesn't have move_on set\n",
883	spell->other_arch->name);
884	}
885	insert_ob_in_map(tmp,m,op,0);
886		926
		927	m->insert (tmp, sx, sy, op);
		928
887	/* This is used for tracking spells so that one effect doesn't hit	929	/* This is used for tracking spells so that one effect doesn't hit
888	* a single space too many times.	930	* a single space too many times.
889	*/	931	*/
890	tmp->stats.maxhp = tmp->count;	932	tmp->stats.maxhp = tmp->count;
891		933
892	if(tmp->other_arch) cone_drop(tmp);	934	if (tmp->other_arch)
		935	cone_drop (tmp);
893	}	936	}
		937
894	return success;	938	return success;
895	}	939	}
896		940
897	/****************************************************************************	941	/****************************************************************************
898	*	942	*
899	* BOMB related code	943	* BOMB related code
…		…
902		946
903		947
904	/* This handles an exploding bomb.	948	/* This handles an exploding bomb.
905	* op is the original bomb object.	949	* op is the original bomb object.
906	*/	950	*/
		951	void
907	void animate_bomb(object *op) {	952	animate_bomb (object *op)
		953	{
908	int i;	954	int i;
909	object *env, *tmp;	955	object *env, *tmp;
910	archetype *at;
911		956
912	if(op->state!=NUM_ANIMATIONS(op)-1)	957	if (op->state != NUM_ANIMATIONS (op) - 1)
913	return;	958	return;
914		959
915	env = object_get_env_recursive(op);	960	env = object_get_env_recursive (op);
916		961
917	if (op->env) {	962	if (op->env)
		963	{
918	if (env->map == NULL)	964	if (env->map == NULL)
919	return;	965	return;
920		966
921	if (env->type == PLAYER)	967	if (env->type == PLAYER)
922	esrv_del_item(env->contr, op->count);	968	esrv_del_item (env->contr, op->count);
923		969
924	remove_ob(op);	970	if (!(op = op->insert_at (env, op)))
925	op->x = env->x;	971	return;
926	op->y = env->y;	972	}
927	if ((op = insert_ob_in_map (op, env->map, op,0)) == NULL)	973
		974	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
		975	// on a safe map. I don't like this special casing, but it seems to be neccessary
		976	// as bombs can be carried.
		977	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
		978	{
		979	op->destroy ();
928	return;	980	return;
929	}	981	}
930		982
931	/* This copies a lot of the code from the fire bullet,	983	/* This copies a lot of the code from the fire bullet,
932	* but using the cast_bullet isn't really feasible,	984	* but using the cast_bullet isn't really feasible,
933	* so just set up the appropriate values.	985	* so just set up the appropriate values.
934	*/	986	*/
935	at = find_archetype(SPLINT);	987	if (archetype *at = archetype::find (SPLINT))
936	if (at) {	988	{
937	for(i=1;i<9;i++) {	989	for (i = 1; i < 9; i++)
		990	{
938	if (out_of_map(op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	991	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
939	continue;	992	continue;
		993
940	tmp = arch_to_object(at);	994	tmp = arch_to_object (at);
941	tmp->direction = i;	995	tmp->direction = i;
942	tmp->range = op->range;	996	tmp->range = op->range;
943	tmp->stats.dam = op->stats.dam;	997	tmp->stats.dam = op->stats.dam;
944	tmp->duration = op->duration;	998	tmp->duration = op->duration;
945	tmp->attacktype = op->attacktype;	999	tmp->attacktype = op->attacktype;
946	copy_owner (tmp, op);	1000	tmp->set_owner (op);
947	if(op->skill && op->skill != tmp->skill) {	1001	if (op->skill && op->skill != tmp->skill)
948	if (tmp->skill) free_string(tmp->skill);	1002	tmp->skill = op->skill;
949	tmp->skill = add_refcount(op->skill);	1003
		1004	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
		1005	SET_ANIMATION (tmp, i);
		1006
		1007	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
		1008	move_bullet (tmp);
		1009	}
950	}	1010	}
951	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))
952	SET_ANIMATION(tmp, i);
953	tmp->x = op->x + freearr_x[i];
954	tmp->y = op->y + freearr_x[i];
955	insert_ob_in_map(tmp, op->map, op, 0);
956	move_bullet(tmp);
957	}
958	}
959		1011
960	explode_bullet(op);	1012	explode_bullet (op);
961	}	1013	}
962		1014
		1015	int
963	int create_bomb(object *op,object *caster,int dir, object *spell) {	1016	create_bomb (object *op, object *caster, int dir, object *spell)
		1017	{
964		1018
965	object *tmp;	1019	object *tmp;
966	int mflags;	1020	int mflags;
967	sint16 dx=op->x+freearr_x[dir], dy=op->y+freearr_y[dir];	1021	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
968	mapstruct *m;	1022	maptile *m;
969		1023
970	mflags = get_map_flags(op->map, &m, dx,dy, &dx,&dy);	1024	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
971	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK(m, dx, dy) & MOVE_WALK)) {	1025	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
		1026	{
972	new_draw_info(NDI_UNIQUE, 0,op,"There is something in the way.");	1027	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
973	return 0;	1028	return 0;
974	}	1029	}
975	tmp=arch_to_object(spell->other_arch);	1030	tmp = arch_to_object (spell->other_arch);
976		1031
977	/* level dependencies for bomb */	1032	/* level dependencies for bomb */
978	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	1033	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
979	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	1034	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
980	tmp->duration = spell->duration + SP_level_duration_adjust(caster,spell);	1035	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
981	tmp->attacktype = spell->attacktype;	1036	tmp->attacktype = spell->attacktype;
982		1037
983	set_owner(tmp,op);	1038	tmp->set_owner (op);
984	set_spell_skill(op, caster, spell, tmp);	1039	set_spell_skill (op, caster, spell, tmp);
985	tmp->x=dx;	1040
986	tmp->y=dy;	1041	m->insert (tmp, dx, dy, op);
987	insert_ob_in_map(tmp,m,op,0);
988	return 1;	1042	return 1;
989	}	1043	}
990		1044
991	/****************************************************************************	1045	/****************************************************************************
992	*	1046	*
993	* smite related spell code.	1047	* smite related spell code.
…		…
1001	* dir is the direction to look in.	1055	* dir is the direction to look in.
1002	* range is how far out to look.	1056	* range is how far out to look.
1003	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1057	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1004	* this info is used for blocked magic/unholy spaces.	1058	* this info is used for blocked magic/unholy spaces.
1005	*/	1059	*/
1006		1060
		1061	object *
1007	object *get_pointed_target(object *op, int dir, int range, int type) {	1062	get_pointed_target (object *op, int dir, int range, int type)
		1063	{
1008	object *target;	1064	object *target;
1009	sint16 x,y;	1065	sint16 x, y;
1010	int dist, mflags;	1066	int dist, mflags;
1011	mapstruct *mp;	1067	maptile *mp;
1012		1068
1013	if (dir==0) return NULL;	1069	if (dir == 0)
1014
1015	for (dist=1; dist<range; dist++) {
1016	x = op->x + freearr_x[dir] * dist;
1017	y = op->y + freearr_y[dir] * dist;
1018	mp = op->map;
1019	mflags = get_map_flags(op->map, &mp, x, y, &x, &y);
1020
1021	if (mflags & P_OUT_OF_MAP) return NULL;
1022	if ((type & SPELL_MANA) && (mflags & P_NO_MAGIC)) return NULL;
1023	if ((type & SPELL_GRACE) && (mflags & P_NO_CLERIC)) return NULL;
1024	if (GET_MAP_MOVE_BLOCK(mp, x, y) & MOVE_FLY_LOW) return NULL;
1025
1026	if (mflags & P_IS_ALIVE) {
1027	for(target=get_map_ob(mp,x,y); target; target=target->above) {
1028	if(QUERY_FLAG(target->head?target->head:target,FLAG_MONSTER)) {
1029	return target;
1030	}
1031	}
1032	}
1033	}
1034	return NULL;	1070	return NULL;
		1071
		1072	for (dist = 1; dist < range; dist++)
		1073	{
		1074	x = op->x + freearr_x[dir] * dist;
		1075	y = op->y + freearr_y[dir] * dist;
		1076	mp = op->map;
		1077	mflags = get_map_flags (op->map, &mp, x, y, &x, &y);
		1078
		1079	if (mflags & P_OUT_OF_MAP)
		1080	return NULL;
		1081	if ((type & SPELL_MANA) && (mflags & P_NO_MAGIC))
		1082	return NULL;
		1083	if ((type & SPELL_GRACE) && (mflags & P_NO_CLERIC))
		1084	return NULL;
		1085	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
		1086	return NULL;
		1087
		1088	if (mflags & P_IS_ALIVE)
		1089	{
		1090	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
		1091	{
		1092	if (QUERY_FLAG (target->head ? target->head : target, FLAG_MONSTER))
		1093	{
		1094	return target;
		1095	}
		1096	}
		1097	}
		1098	}
		1099	return NULL;
1035	}	1100	}
1036		1101
1037		1102
1038	/* cast_smite_arch() - the priest points to a creature and causes	1103	/* cast_smite_arch() - the priest points to a creature and causes
1039	* a 'godly curse' to decend.	1104	* a 'godly curse' to decend.
…		…
1042	* caster = object casting the spell.	1107	* caster = object casting the spell.
1043	* dir = direction being cast	1108	* dir = direction being cast
1044	* spell = spell object	1109	* spell = spell object
1045	*/	1110	*/
1046		1111
		1112	int
1047	int cast_smite_spell (object *op, object *caster,int dir, object *spell) {	1113	cast_smite_spell (object *op, object *caster, int dir, object *spell)
		1114	{
1048	object *effect, *target;	1115	object *effect, *target;
1049	object *god = find_god(determine_god(op));	1116	object *god = find_god (determine_god (op));
1050	int range;	1117	int range;
1051		1118
1052	range = spell->range + SP_level_range_adjust(caster,spell);	1119	range = spell->range + SP_level_range_adjust (caster, spell);
1053	target = get_pointed_target(op,dir, 50, spell->stats.grace?SPELL_GRACE:SPELL_MANA);	1120	target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA);
1054		1121
1055	/* Bunch of conditions for casting this spell. Note that only	1122	/* Bunch of conditions for casting this spell. Note that only
1056	* require a god if this is a cleric spell (requires grace).	1123	* require a god if this is a cleric spell (requires grace).
1057	* This makes this spell much more general purpose - it can be used	1124	* This makes this spell much more general purpose - it can be used
1058	* by wizards also, which is good, because I think this is a very	1125	* by wizards also, which is good, because I think this is a very
1059	* interesting spell.	1126	* interesting spell.
1060	* if it is a cleric spell, you need a god, and the creature	1127	* if it is a cleric spell, you need a god, and the creature
1061	* can't be friendly to your god.	1128	* can't be friendly to your god.
1062	*/	1129	*/
1063		1130
1064	if(!target || QUERY_FLAG(target,FLAG_REFL_SPELL)	1131	if (!target || QUERY_FLAG (target, FLAG_REFL_SPELL)
1065	||(!god && spell->stats.grace)	1132	|| (!god && spell->stats.grace)
1066	||(target->title && god && !strcmp(target->title,god->name))	1133	|| (target->title && god && !strcmp (target->title, god->name)) || (target->race && god && strstr (target->race, god->race)))
1067	||(target->race && god && strstr(target->race,god->race))) {	1134	{
1068	new_draw_info(NDI_UNIQUE,0,op,"Your request is unheeded.");	1135	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");
1069	return 0;	1136	return 0;
1070	}	1137	}
1071		1138
1072	if (spell->other_arch)	1139	if (spell->other_arch)
1073	effect = arch_to_object(spell->other_arch);	1140	effect = arch_to_object (spell->other_arch);
1074	else	1141	else
1075	return 0;	1142	return 0;
1076		1143
1077	/* tailor the effect by priest level and worshipped God */	1144	/* tailor the effect by priest level and worshipped God */
1078	effect->level = caster_level (caster, spell);	1145	effect->level = caster_level (caster, spell);
1079	effect->attacktype = spell->attacktype;	1146	effect->attacktype = spell->attacktype;
1080	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER)) {	1147	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))
		1148	{
1081	if(tailor_god_spell(effect,op))	1149	if (tailor_god_spell (effect, op))
1082	new_draw_info_format(NDI_UNIQUE,0,op,	1150	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));
1083	"%s answers your call!",determine_god(op));
1084	else {	1151	else
		1152	{
1085	new_draw_info(NDI_UNIQUE,0,op,"Your request is ignored.");	1153	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");
1086	return 0;	1154	return 0;
1087	}	1155	}
1088	}	1156	}
1089		1157
1090	/* size of the area of destruction */	1158	/* size of the area of destruction */
1091	effect->range=spell->range +	1159	effect->range = spell->range + SP_level_range_adjust (caster, spell);
1092	SP_level_range_adjust(caster,spell);	1160	effect->duration = spell->duration + SP_level_range_adjust (caster, spell);
1093	effect->duration=spell->duration +
1094	SP_level_range_adjust(caster,spell);
1095		1161
1096	if (effect->attacktype & AT_DEATH) {	1162	if (effect->attacktype & AT_DEATH)
1097	effect->level=spell->stats.dam +	1163	{
1098	SP_level_dam_adjust(caster,spell);	1164	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1099		1165
1100	/* casting death spells at undead isn't a good thing */	1166	/* casting death spells at undead isn't a good thing */
1101	if QUERY_FLAG(target, FLAG_UNDEAD) {	1167	if (QUERY_FLAG (target, FLAG_UNDEAD))
		1168	{
1102	if(random_roll(0, 2, op, PREFER_LOW)) {	1169	if (random_roll (0, 2, op, PREFER_LOW))
		1170	{
1103	new_draw_info(NDI_UNIQUE,0,op,"Idiot! Your spell boomerangs!");	1171	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1104	effect->x=op->x;	1172	effect->x = op->x;
1105	effect->y=op->y;	1173	effect->y = op->y;
1106	} else {	1174	}
1107	new_draw_info_format(NDI_UNIQUE,0,op,"The %s looks stronger!",	1175	else
1108	query_name(target));	1176	{
		1177	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1109	target->stats.hp = target->stats.maxhp*2;	1178	target->stats.hp = target->stats.maxhp * 2;
1110	free_object(effect);	1179	effect->destroy ();
1111	return 0;	1180	return 0;
		1181	}
		1182	}
1112	}	1183	}
1113	}	1184	else
1114	} else {	1185	{
1115	/* how much woe to inflict :) */	1186	/* how much woe to inflict :) */
1116	effect->stats.dam=spell->stats.dam +	1187	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1117	SP_level_dam_adjust(caster,spell);
1118	}	1188	}
1119		1189
1120	set_owner(effect,op);	1190	effect->set_owner (op);
1121	set_spell_skill(op, caster, spell, effect);	1191	set_spell_skill (op, caster, spell, effect);
1122		1192
1123	/* ok, tell it where to be, and insert! */	1193	/* ok, tell it where to be, and insert! */
1124	effect->x=target->x;	1194	effect->insert_at (target, op);
1125	effect->y=target->y;	1195
1126	insert_ob_in_map(effect,target->map,op,0);
1127
1128	return 1;	1196	return 1;
1129	}	1197	}
1130		1198
1131		1199
1132	/****************************************************************************	1200	/****************************************************************************
1133	*	1201	*
…		…
1135	* note that the fire_bullet is used to fire the missile. The	1203	* note that the fire_bullet is used to fire the missile. The
1136	* code here is just to move the missile.	1204	* code here is just to move the missile.
1137	****************************************************************************/	1205	****************************************************************************/
1138		1206
1139	/* op is a missile that needs to be moved */	1207	/* op is a missile that needs to be moved */
		1208	void
1140	void move_missile(object *op) {	1209	move_missile (object *op)
		1210	{
1141	int i, mflags;	1211	int i, mflags;
1142	object *owner;	1212	object *owner;
1143	sint16 new_x, new_y;	1213	sint16 new_x, new_y;
1144	mapstruct *m;	1214	maptile *m;
1145		1215
1146	if (op->range-- <=0) {	1216	if (op->range-- <= 0)
1147	remove_ob(op);
1148	free_object(op);
1149	return;
1150	}	1217	{
		1218	op->destroy ();
		1219	return;
		1220	}
1151		1221
1152	owner = get_owner(op);	1222	owner = op->owner;
1153	#if 0	1223	#if 0
1154	/* It'd make things nastier if this wasn't here - spells cast by	1224	/* It'd make things nastier if this wasn't here - spells cast by
1155	* monster that are then killed would continue to survive	1225	* monster that are then killed would continue to survive
1156	*/	1226	*/
1157	if (owner == NULL) {	1227	if (owner == NULL)
1158	remove_ob(op);	1228	{
1159	free_object(op);	1229	op->destroy ();
1160	return;	1230	return;
1161	}	1231	}
1162	#endif	1232	#endif
1163		1233
1164	new_x = op->x + DIRX(op);	1234	new_x = op->x + DIRX (op);
1165	new_y = op->y + DIRY(op);	1235	new_y = op->y + DIRY (op);
1166		1236
1167	mflags = get_map_flags(op->map, &m, new_x, new_y, &new_x, &new_y);	1237	mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y);
1168		1238
1169	if (!(mflags & P_OUT_OF_MAP) &&
1170	((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, new_x, new_y)))) {	1239	if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y))))
1171	tag_t tag = op->count;	1240	{
1172	hit_map (op, op->direction, AT_MAGIC, 1);	1241	hit_map (op, op->direction, AT_MAGIC, 1);
1173	/* Basically, missile only hits one thing then goes away.	1242	/* Basically, missile only hits one thing then goes away.
1174	* we need to remove it if someone hasn't already done so.	1243	* we need to remove it if someone hasn't already done so.
1175	*/	1244	*/
1176	if ( ! was_destroyed (op, tag)) {	1245	if (!op->destroyed ())
1177	remove_ob (op);	1246	op->destroy ();
1178	free_object(op);
1179	}
1180	return;
1181	}
1182		1247
1183	remove_ob(op);	1248	return;
		1249	}
		1250
		1251	op->remove ();
		1252
1184	if ( ! op->direction || (mflags & P_OUT_OF_MAP)) {	1253	if (!op->direction || (mflags & P_OUT_OF_MAP))
1185	free_object(op);
1186	return;
1187	}	1254	{
1188	op->x = new_x;	1255	op->destroy ();
1189	op->y = new_y;	1256	return;
1190	op->map = m;	1257	}
1191	i=spell_find_dir(op->map, op->x, op->y, get_owner(op));	1258
		1259	i = spell_find_dir (m, new_x, new_y, op->owner);
1192	if(i > 0 && i != op->direction){	1260	if (i > 0 && i != op->direction)
		1261	{
1193	op->direction=i;	1262	op->direction = i;
1194	SET_ANIMATION(op, op->direction);	1263	SET_ANIMATION (op, op->direction);
1195	}	1264	}
1196	insert_ob_in_map(op,op->map,op,0);	1265
		1266	m->insert (op, new_x, new_y, op);
1197	}	1267	}
1198		1268
1199	/****************************************************************************	1269	/****************************************************************************
1200	* Destruction	1270	* Destruction
1201	****************************************************************************/	1271	****************************************************************************/
		1272
1202	/* make_object_glow() - currently only makes living objects glow.	1273	/* make_object_glow() - currently only makes living objects glow.
1203	* we do this by creating a force and inserting it in the	1274	* we do this by creating a force and inserting it in the
1204	* object. if time is 0, the object glows permanently. To truely	1275	* object. if time is 0, the object glows permanently. To truely
1205	* make this work for non-living objects, we would have to	1276	* make this work for non-living objects, we would have to
1206	* give them the capability to have an inventory. b.t.	1277	* give them the capability to have an inventory. b.t.
1207	*/	1278	*/
1208		1279
		1280	int
1209	int make_object_glow(object *op, int radius, int time) {	1281	make_object_glow (object *op, int radius, int time)
		1282	{
1210	object *tmp;	1283	object *tmp;
1211		1284
1212	/* some things are unaffected... */	1285	/* some things are unaffected... */
1213	if(op->path_denied&PATH_LIGHT)	1286	if (op->path_denied & PATH_LIGHT)
1214	return 0;	1287	return 0;
1215		1288
1216	tmp=get_archetype(FORCE_NAME);	1289	tmp = get_archetype (FORCE_NAME);
1217	tmp->speed = 0.01;	1290	tmp->speed = 0.01;
1218	tmp->stats.food = time;	1291	tmp->stats.food = time;
1219	SET_FLAG(tmp, FLAG_IS_USED_UP);	1292	SET_FLAG (tmp, FLAG_IS_USED_UP);
1220	tmp->glow_radius=radius;	1293	tmp->glow_radius = radius;
1221	if (tmp->glow_radius > MAX_LIGHT_RADII)	1294	if (tmp->glow_radius > MAX_LIGHT_RADII)
1222	tmp->glow_radius = MAX_LIGHT_RADII;	1295	tmp->glow_radius = MAX_LIGHT_RADII;
1223		1296
1224	tmp->x=op->x;	1297	tmp->x = op->x;
1225	tmp->y=op->y;	1298	tmp->y = op->y;
1226	if(tmp->speed<MIN_ACTIVE_SPEED) tmp->speed = MIN_ACTIVE_SPEED; /* safety */	1299	if (tmp->speed < MIN_ACTIVE_SPEED)
		1300	tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1227	tmp=insert_ob_in_ob(tmp,op);	1301	tmp = insert_ob_in_ob (tmp, op);
1228	if (tmp->glow_radius > op->glow_radius)	1302	if (tmp->glow_radius > op->glow_radius)
1229	op->glow_radius = tmp->glow_radius;	1303	op->glow_radius = tmp->glow_radius;
1230		1304
1231	if(!tmp->env||op!=tmp->env) {	1305	if (!tmp->env || op != tmp->env)
		1306	{
1232	LOG(llevError,"make_object_glow() failed to insert glowing force in %s\n",	1307	LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name);
1233	op->name);	1308	return 0;
1234	return 0;
1235	}	1309	}
1236	return 1;	1310	return 1;
1237	}	1311	}
1238		1312
1239		1313
1240
1241		1314
		1315
		1316	int
1242	int cast_destruction(object *op, object *caster, object *spell_ob) {	1317	cast_destruction (object *op, object *caster, object *spell_ob)
		1318	{
1243	int i,j, range, mflags, friendly=0, dam, dur;	1319	int i, j, range, mflags, friendly = 0, dam, dur;
1244	sint16 sx,sy;	1320	sint16 sx, sy;
1245	mapstruct *m;	1321	maptile *m;
1246	object *tmp;	1322	object *tmp;
1247	const char *skill;	1323	const char *skill;
1248		1324
1249	range = spell_ob->range + SP_level_range_adjust(caster, spell_ob);	1325	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1250	dam = spell_ob->stats.dam + SP_level_dam_adjust(caster, spell_ob);	1326	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1251	dur = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob);	1327	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1252	if (QUERY_FLAG(op, FLAG_FRIENDLY) || op->type == PLAYER) friendly=1;	1328	if (QUERY_FLAG (op, FLAG_FRIENDLY) || op->type == PLAYER)
		1329	friendly = 1;
1253		1330
1254	/* destruction doesn't use another spell object, so we need	1331	/* destruction doesn't use another spell object, so we need
1255	* update op's skill pointer so that exp is properly awarded.	1332	* update op's skill pointer so that exp is properly awarded.
1256	* We do some shortcuts here - since this is just temporary	1333	* We do some shortcuts here - since this is just temporary
1257	* and we'll reset the values back, we don't need to go through	1334	* and we'll reset the values back, we don't need to go through
1258	* the full share string/free_string route.	1335	* the full share string/free_string route.
1259	*/	1336	*/
1260	skill = op->skill;	1337	skill = op->skill;
		1338	if (caster == op)
1261	if (caster == op) op->skill = spell_ob->skill;	1339	op->skill = spell_ob->skill;
1262	else if (caster->skill) op->skill = caster->skill;	1340	else if (caster->skill)
		1341	op->skill = caster->skill;
		1342	else
1263	else op->skill = NULL;	1343	op->skill = NULL;
1264		1344
1265	change_skill(op, find_skill_by_name(op, op->skill), 1);	1345	change_skill (op, find_skill_by_name (op, op->skill), 1);
1266		1346
1267	for(i= -range; i<range; i++) {	1347	for (i = -range; i < range; i++)
		1348	{
1268	for(j=-range; j<range ; j++) {	1349	for (j = -range; j < range; j++)
		1350	{
1269	m = op->map;	1351	m = op->map;
1270	sx = op->x + i;	1352	sx = op->x + i;
1271	sy = op->y + j;	1353	sy = op->y + j;
		1354
1272	mflags = get_map_flags(m, &m, sx, sy, &sx, &sy);	1355	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1273	if (mflags & P_OUT_OF_MAP) continue;	1356	if (mflags & P_OUT_OF_MAP)
		1357	continue;
		1358
1274	if (mflags & P_IS_ALIVE) {	1359	if (mflags & P_IS_ALIVE)
1275	for (tmp=get_map_ob(m, sx, sy); tmp; tmp=tmp->above) {	1360	{
		1361	for (tmp = GET_MAP_OB (m, sx, sy); tmp; tmp = tmp->above)
1276	if (QUERY_FLAG(tmp, FLAG_ALIVE) || tmp->type==PLAYER) break;	1362	if (QUERY_FLAG (tmp, FLAG_ALIVE) || tmp->type == PLAYER)
1277	}	1363	break;
1278	if (tmp) {
1279	if (tmp->head) tmp=tmp->head;
1280		1364
		1365	if (tmp)
		1366	{
		1367	if (tmp->head)
		1368	tmp = tmp->head;
		1369
1281	if ((friendly && !QUERY_FLAG(tmp, FLAG_FRIENDLY) && tmp->type!=PLAYER) ||	1370	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) ||
1282	(!friendly && (QUERY_FLAG(tmp, FLAG_FRIENDLY) || tmp->type==PLAYER))) {	1371	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) || tmp->type == PLAYER)))
1283	if (spell_ob->subtype == SP_DESTRUCTION) {	1372	{
		1373	if (spell_ob->subtype == SP_DESTRUCTION)
		1374	{
1284	hit_player(tmp,dam,op,spell_ob->attacktype,0);	1375	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
1285	if (spell_ob->other_arch) {	1376	if (spell_ob->other_arch)
1286	tmp = arch_to_object(spell_ob->other_arch);	1377	m->insert (arch_to_object (spell_ob->other_arch), sx, sy, op);
1287	tmp->x = sx;	1378	}
1288	tmp->y = sy;	1379	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist[ATNR_MAGIC] != 100)
1289	insert_ob_in_map(tmp, m, op, 0);	1380	{
1290	}
1291	}
1292	else if (spell_ob->subtype == SP_FAERY_FIRE &&
1293	tmp->resist[ATNR_MAGIC]!=100) {
1294	if (make_object_glow(tmp, 1, dur) && spell_ob->other_arch) {	1381	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1295	object *effect = arch_to_object(spell_ob->other_arch);	1382	m->insert (arch_to_object (spell_ob->other_arch), sx, sy, op);
1296	effect->x = sx;	1383	}
1297	effect->y = sy;	1384	}
1298	insert_ob_in_map(effect, m, op, 0);	1385	}
1299	}	1386	}
1300	}	1387	}
1301	}
1302	}
1303	}	1388	}
1304	}	1389
1305	}
1306	op->skill = skill;	1390	op->skill = skill;
1307	return 1;	1391	return 1;
1308	}	1392	}
1309		1393
1310	/***************************************************************************	1394	/***************************************************************************
1311	*	1395	*
1312	* CURSE	1396	* CURSE
1313	*	1397	*
1314	***************************************************************************/	1398	***************************************************************************/
1315		1399
		1400	int
1316	int cast_curse(object *op, object *caster, object *spell_ob, int dir) {	1401	cast_curse (object *op, object *caster, object *spell_ob, int dir)
		1402	{
1317	object *god = find_god(determine_god(op));	1403	object *god = find_god (determine_god (op));
1318	object *tmp, *force;	1404	object *tmp, *force;
1319		1405
1320	tmp = get_pointed_target(op, (dir==0)?op->direction:dir,	1406	tmp = get_pointed_target (op, (dir == 0) ? op->direction : dir, spell_ob->range, SPELL_GRACE);
1321	spell_ob->range, SPELL_GRACE);
1322	if (!tmp) {	1407	if (!tmp)
1323	new_draw_info(NDI_UNIQUE, 0, op,
1324	"There is no one in that direction to curse.");
1325	return 0;
1326	}	1408	{
		1409	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
		1410	return 0;
		1411	}
1327		1412
1328	/* If we've already got a force of this type, don't add a new one. */	1413	/* If we've already got a force of this type, don't add a new one. */
1329	for(force=tmp->inv; force!=NULL; force=force->below) {	1414	for (force = tmp->inv; force != NULL; force = force->below)
		1415	{
1330	if (force->type==FORCE && force->subtype == FORCE_CHANGE_ABILITY) {	1416	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
		1417	{
1331	if (force->name == spell_ob->name) {	1418	if (force->name == spell_ob->name)
1332	break;	1419	{
1333	}	1420	break;
		1421	}
1334	else if (spell_ob->race && spell_ob->race == force->name) {	1422	else if (spell_ob->race && spell_ob->race == force->name)
1335	new_draw_info_format(NDI_UNIQUE, 0, op,	1423	{
1336	"You can not cast %s while %s is in effect",	1424	new_draw_info_format (NDI_UNIQUE, 0, op, "You can not cast %s while %s is in effect", &spell_ob->name, &force->name_pl);
1337	spell_ob->name, force->name_pl);	1425	return 0;
1338	return 0;	1426	}
		1427	}
1339	}	1428	}
1340	}
1341	}
1342		1429
1343	if(force==NULL) {	1430	if (force == NULL)
		1431	{
1344	force=get_archetype(FORCE_NAME);	1432	force = get_archetype (FORCE_NAME);
1345	force->subtype = FORCE_CHANGE_ABILITY;	1433	force->subtype = FORCE_CHANGE_ABILITY;
1346	free_string(force->name);
1347	if (spell_ob->race)	1434	if (spell_ob->race)
1348	force->name = add_refcount(spell_ob->race);	1435	force->name = spell_ob->race;
1349	else
1350	force->name = add_refcount(spell_ob->name);
1351	free_string(force->name_pl);
1352	force->name_pl = add_refcount(spell_ob->name);
1353
1354	} else {	1436	else
		1437	force->name = spell_ob->name;
		1438
		1439	force->name_pl = spell_ob->name;
		1440
		1441	}
		1442	else
		1443	{
1355	int duration;	1444	int duration;
1356		1445
1357	duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1446	duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1358	if (duration > force->duration) {	1447	if (duration > force->duration)
		1448	{
1359	force->duration = duration;	1449	force->duration = duration;
1360	new_draw_info(NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1450	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1361	} else {	1451	}
		1452	else
		1453	{
1362	new_draw_info(NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1454	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1363	}	1455	}
1364	return 1;	1456	return 1;
1365	}	1457	}
1366	force->duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1458	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1367	force->speed = 1.0;	1459	force->speed = 1.0;
1368	force->speed_left = -1.0;	1460	force->speed_left = -1.0;
1369	SET_FLAG(force, FLAG_APPLIED);	1461	SET_FLAG (force, FLAG_APPLIED);
1370		1462
1371	if(god) {	1463	if (god)
		1464	{
1372	if (spell_ob->last_grace)	1465	if (spell_ob->last_grace)
1373	force->path_repelled=god->path_repelled;	1466	force->path_repelled = god->path_repelled;
1374	if (spell_ob->last_grace)	1467	if (spell_ob->last_grace)
1375	force->path_denied=god->path_denied;	1468	force->path_denied = god->path_denied;
1376	new_draw_info_format(NDI_UNIQUE, 0,tmp,	1469	new_draw_info_format (NDI_UNIQUE, 0, tmp, "You are a victim of %s's curse!", &god->name);
1377	"You are a victim of %s's curse!",god->name);	1470	}
1378	} else	1471	else
1379	new_draw_info(NDI_UNIQUE, 0,op,"Your curse seems empty.");	1472	new_draw_info (NDI_UNIQUE, 0, op, "Your curse seems empty.");
1380		1473
1381		1474
1382	if(tmp!=op && op->type==PLAYER)	1475	if (tmp != op && op->type == PLAYER)
1383	new_draw_info_format(NDI_UNIQUE, 0, op, "You curse %s!",tmp->name);	1476	new_draw_info_format (NDI_UNIQUE, 0, op, "You curse %s!", &tmp->name);
1384		1477
1385	force->stats.ac = spell_ob->stats.ac;	1478	force->stats.ac = spell_ob->stats.ac;
1386	force->stats.wc = spell_ob->stats.wc;	1479	force->stats.wc = spell_ob->stats.wc;
1387		1480
1388	change_abil(tmp,force); /* Mostly to display any messages */	1481	change_abil (tmp, force); /* Mostly to display any messages */
1389	insert_ob_in_ob(force,tmp);	1482	insert_ob_in_ob (force, tmp);
1390	fix_player(tmp);	1483	tmp->update_stats ();
1391	return 1;	1484	return 1;
1392		1485
1393	}	1486	}
1394
1395		1487
1396	/**********************************************************************	1488	/**********************************************************************
1397	* mood change	1489	* mood change
1398	* Arguably, this may or may not be an attack spell. But since it	1490	* Arguably, this may or may not be an attack spell. But since it
1399	* effects monsters, it seems best to put it into this file	1491	* effects monsters, it seems best to put it into this file
1400	***********************************************************************/	1492	***********************************************************************/
1401		1493
1402	/* This covers the various spells that change the moods of monsters -	1494	/* This covers the various spells that change the moods of monsters -
1403	* makes them angry, peacful, friendly, etc.	1495	* makes them angry, peacful, friendly, etc.
1404	*/	1496	*/
		1497	int
1405	int mood_change(object *op, object *caster, object *spell) {	1498	mood_change (object *op, object *caster, object *spell)
		1499	{
1406	object *tmp, *god, *head;	1500	object *tmp, *god, *head;
1407	int done_one, range, mflags, level, at, best_at;	1501	int done_one, range, mflags, level, at, best_at;
1408	sint16 x, y, nx, ny;	1502	sint16 x, y, nx, ny;
1409	mapstruct *m;	1503	maptile *m;
1410	const char *race;	1504	const char *race;
1411		1505
1412	/* We precompute some values here so that we don't have to keep	1506	/* We precompute some values here so that we don't have to keep
1413	* doing it over and over again.	1507	* doing it over and over again.
1414	*/	1508	*/
1415	god=find_god(determine_god(op));	1509	god = find_god (determine_god (op));
1416	level=caster_level(caster, spell);	1510	level = caster_level (caster, spell);
1417	range = spell->range + SP_level_range_adjust(caster, spell);	1511	range = spell->range + SP_level_range_adjust (caster, spell);
1418		1512
1419	/* On the bright side, no monster should ever have a race of GOD_...	1513	/* On the bright side, no monster should ever have a race of GOD_...
1420	* so even if the player doesn't worship a god, if race=GOD_.., it	1514	* so even if the player doesn't worship a god, if race=GOD_.., it
1421	* won't ever match anything.	1515	* won't ever match anything.
1422	*/	1516	*/
1423	if (!spell->race) race=NULL;	1517	if (!spell->race)
		1518	race = NULL;
1424	else if (god && !strcmp(spell->race, "GOD_SLAYING")) race = god->slaying;	1519	else if (god && !strcmp (spell->race, "GOD_SLAYING"))
		1520	race = god->slaying;
1425	else if (god && !strcmp(spell->race, "GOD_FRIEND")) race = god->race;	1521	else if (god && !strcmp (spell->race, "GOD_FRIEND"))
		1522	race = god->race;
		1523	else
1426	else race = spell->race;	1524	race = spell->race;
1427
1428		1525
1429	for (x = op->x - range; x <= op->x + range; x++)	1526	for (x = op->x - range; x <= op->x + range; x++)
1430	for (y = op->y - range; y <= op->y + range; y++) {	1527	for (y = op->y - range; y <= op->y + range; y++)
1431		1528	{
1432	done_one=0;	1529	done_one = 0;
1433	m = op->map;	1530	m = op->map;
1434	nx = x;	1531	nx = x;
1435	ny = y;	1532	ny = y;
1436	mflags = get_map_flags(m, &m, x, y, &nx, &ny);	1533	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1437	if (mflags & P_OUT_OF_MAP) continue;	1534	if (mflags & P_OUT_OF_MAP)
		1535	continue;
1438		1536
1439	/* If there is nothing living on this space, no need to go further */	1537	/* If there is nothing living on this space, no need to go further */
1440	if (!(mflags & P_IS_ALIVE)) continue;	1538	if (!(mflags & P_IS_ALIVE))
		1539	continue;
1441		1540
		1541	// players can only affect spaces that they can actually see
		1542	if (caster && caster->contr
		1543	&& caster->contr->visibility_at (m, nx, ny) < 70)
		1544	continue;
		1545
1442	for (tmp = get_map_ob(m, nx, ny); tmp; tmp = tmp->above)	1546	for (tmp = GET_MAP_TOP (m, nx, ny); tmp; tmp = tmp->below)
1443	if (QUERY_FLAG(tmp, FLAG_MONSTER)) break;	1547	if (QUERY_FLAG (tmp, FLAG_MONSTER))
		1548	break;
1444		1549
1445	/* There can be living objects that are not monsters */	1550	/* There can be living objects that are not monsters */
1446	if (!tmp || tmp->type==PLAYER) continue;	1551	if (!tmp || tmp->type == PLAYER)
		1552	continue;
1447		1553
1448	/* Only the head has meaningful data, so resolve to that */	1554	/* Only the head has meaningful data, so resolve to that */
1449	if (tmp->head) head=tmp->head;	1555	if (tmp->head)
1450	else head=tmp;	1556	head = tmp->head;
		1557	else
		1558	head = tmp;
1451		1559
1452	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1560	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */
1453	if (race && head->race && !strstr(race, head->race)) continue;	1561	if (race && head->race && !strstr (race, head->race))
		1562	continue;
		1563
1454	if (QUERY_FLAG(head, FLAG_UNDEAD) && !QUERY_FLAG(spell, FLAG_UNDEAD)) continue;	1564	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
		1565	continue;
1455		1566
1456	/* Now do a bunch of stuff related to saving throws */	1567	/* Now do a bunch of stuff related to saving throws */
1457	best_at = -1;	1568	best_at = -1;
1458	if (spell->attacktype) {	1569	if (spell->attacktype)
		1570	{
1459	for (at=0; at < NROFATTACKS; at++)	1571	for (at = 0; at < NROFATTACKS; at++)
1460	if (spell->attacktype & (1 << at))	1572	if (spell->attacktype & (1 << at))
1461	if (best_at == -1 || head->resist[at] > head->resist[best_at]) best_at = at;	1573	if (best_at == -1 || head->resist[at] > head->resist[best_at])
		1574	best_at = at;
1462		1575
1463	if (best_at == -1) at=0;	1576	if (best_at == -1)
		1577	at = 0;
1464	else {	1578	else
		1579	{
1465	if (head->resist[best_at] == 100) continue;	1580	if (head->resist[best_at] == 100)
1466	else at = head->resist[best_at] / 5;	1581	continue;
1467	}	1582	else
		1583	at = head->resist[best_at] / 5;
		1584	}
1468	at -= level / 5;	1585	at -= level / 5;
1469	if (did_make_save(head, head->level, at)) continue;	1586	if (did_make_save (head, head->level, at))
1470	}	1587	continue;
		1588	}
1471	else /* spell->attacktype */	1589	else /* spell->attacktype */
1472	/*	1590	/*
1473	Spell has no attacktype (charm & such), so we'll have a specific saving:	1591	Spell has no attacktype (charm & such), so we'll have a specific saving:
1474	* if spell level < monster level, no go	1592	* if spell level < monster level, no go
1475	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )	1593	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1476		1594
1477	The chance will then be in the range [20-70] percent, not too bad.	1595	The chance will then be in the range [20-70] percent, not too bad.
1478		1596
1479	This is required to fix the 'charm monster' abuse, where a player level 1 can	1597	This is required to fix the 'charm monster' abuse, where a player level 1 can
1480	charm a level 125 monster...	1598	charm a level 125 monster...
1481		1599
1482	Ryo, august 14th	1600	Ryo, august 14th
1483	*/	1601	*/
1484	{	1602	{
1485	if ( head->level > level ) continue;	1603	if (head->level > level)
		1604	continue;
1486	if ( random_roll( 0, 100, caster, PREFER_LOW ) >= ( 20 + MIN( 50, 2 * ( level - head->level ) ) ) )	1605	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))
1487	/* Failed, no effect */	1606	/* Failed, no effect */
1488	continue;	1607	continue;
1489	}	1608	}
1490		1609
1491	/* Done with saving throw. Now start effecting the monster */	1610	/* Done with saving throw. Now start affecting the monster */
1492		1611
1493	/* aggravation */	1612	/* aggravation */
1494	if (QUERY_FLAG(spell, FLAG_MONSTER)) {	1613	if (QUERY_FLAG (spell, FLAG_MONSTER))
		1614	{
1495	CLEAR_FLAG(head, FLAG_SLEEP);	1615	CLEAR_FLAG (head, FLAG_SLEEP);
1496	if (QUERY_FLAG(head, FLAG_FRIENDLY))	1616	if (QUERY_FLAG (head, FLAG_FRIENDLY))
1497	remove_friendly_object(head);	1617	remove_friendly_object (head);
1498		1618
1499	done_one = 1;	1619	done_one = 1;
1500	head->enemy = op;	1620	head->enemy = op;
1501	}	1621	}
1502		1622
1503	/* calm monsters */	1623	/* calm monsters */
1504	if (QUERY_FLAG(spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG(head, FLAG_UNAGGRESSIVE)) {	1624	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
		1625	{
1505	SET_FLAG(head, FLAG_UNAGGRESSIVE);	1626	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1506	head->enemy = NULL;	1627	head->enemy = NULL;
1507	done_one = 1;	1628	done_one = 1;
1508	}	1629	}
1509		1630
1510	/* berserk monsters */	1631	/* berserk monsters */
1511	if (QUERY_FLAG(spell, FLAG_BERSERK) && !QUERY_FLAG(head, FLAG_BERSERK)) {	1632	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
		1633	{
1512	SET_FLAG(head, FLAG_BERSERK);	1634	SET_FLAG (head, FLAG_BERSERK);
1513	done_one = 1;	1635	done_one = 1;
1514	}	1636	}
		1637
1515	/* charm */	1638	/* charm */
1516	if (QUERY_FLAG(spell, FLAG_NO_ATTACK) && !QUERY_FLAG(head, FLAG_FRIENDLY)) {	1639	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1517	SET_FLAG(head, FLAG_FRIENDLY);	1640	{
1518	/* Prevent uncontolled outbreaks of self replicating monsters.	1641	/* Prevent uncontolled outbreaks of self replicating monsters.
1519	Typical use case is charm, go somwhere, use aggravation to make hostile.	1642	Typical use case is charm, go somwhere, use aggravation to make hostile.
1520	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */	1643	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1521	CLEAR_FLAG(head, FLAG_GENERATOR);	1644	CLEAR_FLAG (head, FLAG_GENERATOR);
1522	set_owner(head, op);	1645	head->set_owner (op);
1523	set_spell_skill(op, caster, spell, head);	1646	set_spell_skill (op, caster, spell, head);
1524	add_friendly_object(head);	1647	add_friendly_object (head);
1525	head->attack_movement = PETMOVE;	1648	head->attack_movement = PETMOVE;
1526	done_one = 1;	1649	done_one = 1;
1527	change_exp(op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1650	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1528	head->stats.exp = 0;	1651	head->stats.exp = 0;
1529	}	1652	}
1530		1653
1531	/* If a monster was effected, put an effect in */	1654	/* If a monster was effected, put an effect in */
1532	if (done_one && spell->other_arch) {	1655	if (done_one && spell->other_arch)
1533	tmp = arch_to_object(spell->other_arch);	1656	m->insert (arch_to_object (spell->other_arch), nx, ny, op);
1534	tmp->x = nx;	1657	} /* for y */
1535	tmp->y = ny;
1536	insert_ob_in_map(tmp, m, op, 0);
1537	}
1538	} /* for y */
1539		1658
1540	return 1;	1659	return 1;
1541	}	1660	}
1542		1661
1543		1662
1544	/* Move_ball_spell: This handles ball type spells that just sort of wander	1663	/* Move_ball_spell: This handles ball type spells that just sort of wander
1545	* about. was called move_ball_lightning, but since more than the ball	1664	* about. was called move_ball_lightning, but since more than the ball
1546	* lightning spell used it, that seemed misnamed.	1665	* lightning spell used it, that seemed misnamed.
1547	* op is the spell effect.	1666	* op is the spell effect.
1548	* note that duration is handled by process_object() in time.c	1667	* note that duration is handled by process_object() in time.c
1549	*/	1668	*/
1550		1669
		1670	void
1551	void move_ball_spell(object *op) {	1671	move_ball_spell (object *op)
		1672	{
1552	int i,j,dam_save,dir, mflags;	1673	int i, j, dam_save, dir, mflags;
1553	sint16 nx,ny, hx, hy;	1674	sint16 nx, ny, hx, hy;
1554	object *owner;	1675	object *owner;
1555	mapstruct *m;	1676	maptile *m;
1556		1677
1557	owner = get_owner(op);	1678	owner = op->owner;
1558		1679
1559	/* the following logic makes sure that the ball doesn't move into a wall,	1680	/* the following logic makes sure that the ball doesn't move into a wall,
1560	* and makes sure that it will move along a wall to try and get at it's	1681	* and makes sure that it will move along a wall to try and get at it's
1561	* victim. The block immediately below more or less chooses a random	1682	* victim. The block immediately below more or less chooses a random
1562	* offset to move the ball, eg, keep it mostly on course, with some	1683	* offset to move the ball, eg, keep it mostly on course, with some
1563	* deviations.	1684	* deviations.
1564	*/	1685	*/
1565		1686
1566	dir = 0;	1687	dir = 0;
1567	if(!(rndm(0, 3)))	1688	if (!(rndm (0, 3)))
1568	j = rndm(0, 1);	1689	j = rndm (0, 1);
1569	else j=0;	1690	else
		1691	j = 0;
1570		1692
1571	for(i = 1; i < 9; i++) {	1693	for (i = 1; i < 9; i++)
		1694	{
1572	/* i bit 0: alters sign of offset	1695	/* i bit 0: alters sign of offset
1573	* other bits (i / 2): absolute value of offset	1696	* other bits (i / 2): absolute value of offset
1574	*/	1697	*/
1575		1698
1576	int offset = ((i ^ j) & 1) ? (i / 2) : - (i / 2);	1699	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1577	int tmpdir = absdir (op->direction + offset);	1700	int tmpdir = absdir (op->direction + offset);
1578		1701
1579	nx = op->x + freearr_x[tmpdir];	1702	nx = op->x + freearr_x[tmpdir];
1580	ny = op->y + freearr_y[tmpdir];	1703	ny = op->y + freearr_y[tmpdir];
1581	if ( ! (get_map_flags(op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) &&	1704	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))))
1582	!(OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, nx, ny)))) {	1705	{
1583	dir = tmpdir;	1706	dir = tmpdir;
1584	break;	1707	break;
1585	}	1708	}
1586	}	1709	}
1587	if (dir == 0) {	1710	if (dir == 0)
1588	nx = op->x;
1589	ny = op->y;
1590	m = op->map;
1591	}	1711	{
		1712	nx = op->x;
		1713	ny = op->y;
		1714	m = op->map;
		1715	}
1592		1716
1593	remove_ob(op);	1717	m->insert (op, nx, ny, op);
1594	op->y=ny;	1718
1595	op->x=nx;
1596	insert_ob_in_map(op,m,op,0);
1597
1598	dam_save = op->stats.dam; /* save the original dam: we do halfdam on	1719	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1599	surrounding squares */	1720	surrounding squares */
1600		1721
1601	/* loop over current square and neighbors to hit.	1722	/* loop over current square and neighbors to hit.
1602	* if this has an other_arch field, we insert that in	1723	* if this has an other_arch field, we insert that in
1603	* the surround spaces.	1724	* the surround spaces.
1604	*/	1725	*/
1605	for(j=0;j<9;j++) {	1726	for (j = 0; j < 9; j++)
		1727	{
1606	object *new_ob;	1728	object *new_ob;
1607		1729
1608	hx = nx+freearr_x[j];	1730	hx = nx + freearr_x[j];
1609	hy = ny+freearr_y[j];	1731	hy = ny + freearr_y[j];
1610		1732
1611	m = op->map;	1733	m = op->map;
1612	mflags = get_map_flags(m, &m, hx, hy, &hx, &hy);	1734	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
1613		1735
1614	if (mflags & P_OUT_OF_MAP) continue;	1736	if (mflags & P_OUT_OF_MAP)
		1737	continue;
1615		1738
1616	/* first, don't ever, ever hit the owner. Don't hit out	1739	/* first, don't ever, ever hit the owner. Don't hit out
1617	* of the map either.	1740	* of the map either.
1618	*/	1741	*/
1619		1742
1620	if((mflags & P_IS_ALIVE) && (!owner || owner->x!=hx || owner->y!=hy || !on_same_map(owner,op))) {	1743	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))
1621	if(j) op->stats.dam = dam_save/2;	1744	{
		1745	if (j)
		1746	op->stats.dam = dam_save / 2;
1622	hit_map(op,j,op->attacktype,1);	1747	hit_map (op, j, op->attacktype, 1);
1623		1748
1624	}	1749	}
1625		1750
1626	/* insert the other arch */	1751	/* insert the other arch */
1627	if(op->other_arch && !(OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, hx, hy)))) {	1752	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))
1628	new_ob = arch_to_object(op->other_arch);	1753	m->insert (arch_to_object (op->other_arch), hx, hy, op);
1629	new_ob->x = hx;
1630	new_ob->y = hy;
1631	insert_ob_in_map(new_ob,m,op,0);
1632	}
1633	}	1754	}
1634		1755
1635	/* restore to the center location and damage*/	1756	/* restore to the center location and damage */
1636	op->stats.dam = dam_save;	1757	op->stats.dam = dam_save;
1637		1758
1638	i=spell_find_dir(op->map,op->x,op->y,get_owner(op));	1759	i = spell_find_dir (op->map, op->x, op->y, op->owner);
1639		1760
1640	if(i>=0) { /* we have a preferred direction! */	1761	if (i >= 0)
		1762	{ /* we have a preferred direction! */
1641	/* pick another direction if the preferred dir is blocked. */	1763	/* pick another direction if the preferred dir is blocked. */
1642	if (get_map_flags(op->map,&m, nx + freearr_x[i], ny + freearr_y[i],&hx,&hy) & P_OUT_OF_MAP ||	1764	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||
1643	OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, hx, hy))) {	1765	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1644	i= absdir(i + rndm(0, 2) -1); /* -1, 0, +1 */	1766	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1645	}	1767
1646	op->direction=i;	1768	op->direction = i;
1647	}	1769	}
1648	}	1770	}
1649		1771
1650		1772
1651	/* move_swarm_spell: peterm	1773	/* move_swarm_spell: peterm
…		…
1654	* is a special type of object that casts swarms of other types	1776	* is a special type of object that casts swarms of other types
1655	* of spells. Which spell it casts is flexible. It fires the spells	1777	* of spells. Which spell it casts is flexible. It fires the spells
1656	* from a set of squares surrounding the caster, in a given direction.	1778	* from a set of squares surrounding the caster, in a given direction.
1657	*/	1779	*/
1658		1780
		1781	void
1659	void move_swarm_spell(object *op)	1782	move_swarm_spell (object *op)
1660	{	1783	{
1661	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1662	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1663	sint16 target_x, target_y, origin_x, origin_y;
1664	int basedir, adjustdir;
1665	mapstruct *m;
1666	object *owner;
1667
1668	owner = get_owner(op);
1669	if(op->duration == 0 || owner == NULL) {
1670	remove_ob(op);
1671	free_object(op);
1672	return;
1673	}
1674	op->duration--;
1675
1676	basedir = op->direction;
1677	if(basedir == 0) {
1678	/* spray in all directions! 8) */
1679	basedir = rndm(1, 8);
1680	}
1681
1682	#if 0	1784	#if 0
1683	// this is bogus: it causes wrong places to be checked below	1785	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1684	// (a wall 2 cells away will block the effect...) and	1786	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1685	// doesn't work for SP_BULLET anyhow, so again tests the wrong	1787	sint16 target_x, target_y, origin_x, origin_y;
1686	// space.	1788	int adjustdir;
1687	// should be fixed later, but correctness before featurs...	1789	maptile *m;
1688	// (schmorp)
1689
1690	/* new offset calculation to make swarm element distribution
1691	* more uniform
1692	*/
1693	if(op->duration) {
1694	if(basedir & 1) {
1695	adjustdir = cardinal_adjust[rndm(0, 8)];
1696	} else {
1697	adjustdir = diagonal_adjust[rndm(0, 9)];
1698	}
1699	} else {
1700	adjustdir = 0; /* fire the last one from forward. */
1701	}
1702
1703	target_x = op->x + freearr_x[absdir(basedir + adjustdir)];
1704	target_y = op->y + freearr_y[absdir(basedir + adjustdir)];
1705
1706	/* back up one space so we can hit point-blank targets, but this
1707	* necessitates extra out_of_map check below
1708	*/
1709	origin_x = target_x - freearr_x[basedir];
1710	origin_y = target_y - freearr_y[basedir];
1711
1712
1713	/* spell pointer is set up for the spell this casts. Since this
1714	* should just be a pointer to the spell in some inventory,
1715	* it is unlikely to disappear by the time we need it. However,
1716	* do some sanity checking anyways.
1717	*/
1718
1719	if (op->spell && op->spell->type == SPELL &&
1720	!(get_map_flags(op->map, &m, target_x, target_y, &target_x, &target_y) & P_OUT_OF_MAP) &&
1721	!(OB_TYPE_MOVE_BLOCK(op->spell, GET_MAP_MOVE_BLOCK(m, target_x, target_y)))) {
1722
1723	/* Bullet spells have a bunch more customization that needs to be done */
1724	if (op->spell->subtype == SP_BULLET)
1725	fire_bullet(owner, op, basedir, op->spell);
1726	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1727	fire_arch_from_position (owner, op, origin_x, origin_y, basedir, op->spell);
1728	}
1729	#endif	1790	#endif
		1791	int basedir;
		1792	object *owner;
1730		1793
		1794	owner = op->owner;
		1795	if (op->duration == 0 || owner == NULL)
		1796	{
		1797	op->destroy ();
		1798	return;
		1799	}
		1800
		1801	op->duration--;
		1802
		1803	basedir = op->direction;
		1804	if (basedir == 0)
		1805	{
		1806	/* spray in all directions! 8) */
		1807	basedir = rndm (1, 8);
		1808	}
		1809
		1810	#if 0
		1811	// this is bogus: it causes wrong places to be checked below
		1812	// (a wall 2 cells away will block the effect...) and
		1813	// doesn't work for SP_BULLET anyhow, so again tests the wrong
		1814	// space.
		1815	// should be fixed later, but correctness before featurs...
		1816	// (schmorp)
		1817
		1818	/* new offset calculation to make swarm element distribution
		1819	* more uniform
		1820	*/
		1821	if (op->duration)
		1822	{
		1823	if (basedir & 1)
		1824	{
		1825	adjustdir = cardinal_adjust[rndm (0, 8)];
		1826	}
		1827	else
		1828	{
		1829	adjustdir = diagonal_adjust[rndm (0, 9)];
		1830	}
		1831	}
		1832	else
		1833	{
		1834	adjustdir = 0; /* fire the last one from forward. */
		1835	}
		1836
		1837	target_x = op->x + freearr_x[absdir (basedir + adjustdir)];
		1838	target_y = op->y + freearr_y[absdir (basedir + adjustdir)];
		1839
		1840	/* back up one space so we can hit point-blank targets, but this
		1841	* necessitates extra out_of_map check below
		1842	*/
		1843	origin_x = target_x - freearr_x[basedir];
		1844	origin_y = target_y - freearr_y[basedir];
		1845
		1846
1731	/* spell pointer is set up for the spell this casts. Since this	1847	/* spell pointer is set up for the spell this casts. Since this
1732	* should just be a pointer to the spell in some inventory,	1848	* should just be a pointer to the spell in some inventory,
1733	* it is unlikely to disappear by the time we need it. However,	1849	* it is unlikely to disappear by the time we need it. However,
1734	* do some sanity checking anyways.	1850	* do some sanity checking anyways.
1735	*/	1851	*/
		1852
		1853	if (op->spell && op->spell->type == SPELL &&
		1854	!(get_map_flags (op->map, &m, target_x, target_y, &target_x, &target_y) & P_OUT_OF_MAP) &&
		1855	!(OB_TYPE_MOVE_BLOCK (op->spell, GET_MAP_MOVE_BLOCK (m, target_x, target_y))))
1736		1856	{
		1857
		1858	/* Bullet spells have a bunch more customization that needs to be done */
		1859	if (op->spell->subtype == SP_BULLET)
		1860	fire_bullet (owner, op, basedir, op->spell);
		1861	else if (op->spell->subtype == SP_MAGIC_MISSILE)
		1862	fire_arch_from_position (owner, op, origin_x, origin_y, basedir, op->spell);
		1863	}
		1864	#endif
		1865
		1866	/* spell pointer is set up for the spell this casts. Since this
		1867	* should just be a pointer to the spell in some inventory,
		1868	* it is unlikely to disappear by the time we need it. However,
		1869	* do some sanity checking anyways.
		1870	*/
		1871
1737	if (op->spell && op->spell->type == SPELL)	1872	if (op->spell && op->spell->type == SPELL)
1738	{	1873	{
1739	/* Bullet spells have a bunch more customization that needs to be done */	1874	/* Bullet spells have a bunch more customization that needs to be done */
1740	if (op->spell->subtype == SP_BULLET)	1875	if (op->spell->subtype == SP_BULLET)
1741	fire_bullet(owner, op, basedir, op->spell);	1876	fire_bullet (owner, op, basedir, op->spell);
1742	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1877	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1743	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1878	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);
1744	}	1879	}
1745	}	1880	}
1746		1881
1747		1882
1748		1883
1749		1884
…		…
1757	* dir: the direction everything will be fired in	1892	* dir: the direction everything will be fired in
1758	* spell - the spell that is this spell.	1893	* spell - the spell that is this spell.
1759	* n: the number to be fired.	1894	* n: the number to be fired.
1760	*/	1895	*/
1761		1896
		1897	int
1762	int fire_swarm (object *op, object *caster, object *spell, int dir)	1898	fire_swarm (object *op, object *caster, object *spell, int dir)
1763	{	1899	{
1764	object *tmp;	1900	object *tmp;
1765	int i;	1901	int i;
1766		1902
1767	if (!spell->other_arch) return 0;	1903	if (!spell->other_arch)
		1904	return 0;
1768		1905
1769	tmp=get_archetype(SWARM_SPELL);	1906	tmp = get_archetype (SWARM_SPELL);
1770	tmp->x=op->x;
1771	tmp->y=op->y;
1772	set_owner(tmp,op); /* needed so that if swarm elements kill, caster gets xp.*/	1907	tmp->set_owner (op); /* needed so that if swarm elements kill, caster gets xp. */
1773	set_spell_skill(op, caster, spell, tmp);	1908	set_spell_skill (op, caster, spell, tmp);
1774		1909
1775	tmp->level=caster_level(caster, spell); /*needed later, to get level dep. right.*/	1910	tmp->level = caster_level (caster, spell); /*needed later, to get level dep. right. */
1776	tmp->spell = arch_to_object(spell->other_arch);	1911	tmp->spell = arch_to_object (spell->other_arch);
1777		1912
1778	tmp->attacktype = tmp->spell->attacktype;	1913	tmp->attacktype = tmp->spell->attacktype;
1779		1914
1780	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) {	1915	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
1781	if ( ! tailor_god_spell (tmp, op))	1916	if (!tailor_god_spell (tmp, op))
1782	return 1;	1917	return 1;
1783	}	1918
1784	tmp->duration = SP_level_duration_adjust(caster, spell);	1919	tmp->duration = SP_level_duration_adjust (caster, spell);
1785	for (i=0; i< spell->duration; i++)	1920	for (i = 0; i < spell->duration; i++)
1786	tmp->duration += die_roll(1, 3, op, PREFER_HIGH);	1921	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
1787		1922
1788	tmp->direction=dir;	1923	tmp->direction = dir;
1789	tmp->invisible=1;	1924	tmp->invisible = 1;
1790	insert_ob_in_map(tmp,op->map,op,0);	1925
		1926	tmp->insert_at (op, op);
1791	return 1;	1927	return 1;
1792	}	1928	}
1793		1929
1794		1930
1795	/* See the spells documentation file for why this is its own	1931	/* See the spells documentation file for why this is its own
1796	* function.	1932	* function.
1797	*/	1933	*/
		1934	int
1798	int cast_light(object *op,object *caster,object *spell, int dir) {	1935	cast_light (object *op, object *caster, object *spell, int dir)
		1936	{
1799	object *target=NULL,*tmp=NULL;	1937	object *target = NULL, *tmp = NULL;
1800	sint16 x,y;	1938	sint16 x, y;
1801	int dam, mflags;	1939	int dam, mflags;
1802	mapstruct *m;	1940	maptile *m;
1803		1941
1804	dam = spell->stats.dam + SP_level_dam_adjust(caster,spell);	1942	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1805		1943
1806	if(!dir) {	1944	if (!dir)
		1945	{
1807	new_draw_info(NDI_UNIQUE, 0,op,"In what direction?");	1946	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
1808	return 0;	1947	return 0;
1809	}	1948	}
1810		1949
1811	x=op->x+freearr_x[dir];	1950	x = op->x + freearr_x[dir];
1812	y=op->y+freearr_y[dir];	1951	y = op->y + freearr_y[dir];
1813	m = op->map;	1952	m = op->map;
1814		1953
1815	mflags = get_map_flags(m, &m, x, y, &x, &y);	1954	mflags = get_map_flags (m, &m, x, y, &x, &y);
1816		1955
1817	if (mflags & P_OUT_OF_MAP) {	1956	if (mflags & P_OUT_OF_MAP)
		1957	{
1818	new_draw_info(NDI_UNIQUE, 0,op,"Nothing is there.");	1958	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
1819	return 0;	1959	return 0;
1820	}	1960	}
1821		1961
1822	if (mflags & P_IS_ALIVE && spell->attacktype) {	1962	if (mflags & P_IS_ALIVE && spell->attacktype)
1823	for(target=get_map_ob(m,x,y);target;target=target->above)	1963	{
		1964	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
1824	if(QUERY_FLAG(target,FLAG_MONSTER)) {	1965	if (QUERY_FLAG (target, FLAG_MONSTER))
		1966	{
1825	/* oky doky. got a target monster. Lets make a blinding attack */	1967	/* oky doky. got a target monster. Lets make a blinding attack */
1826	if(target->head) target = target->head;	1968	if (target->head)
		1969	target = target->head;
1827	(void) hit_player(target,dam,op,spell->attacktype,1);	1970	(void) hit_player (target, dam, op, spell->attacktype, 1);
1828	return 1; /* one success only! */	1971	return 1; /* one success only! */
		1972	}
1829	}	1973	}
1830	}
1831		1974
1832	/* no live target, perhaps a wall is in the way? */	1975	/* no live target, perhaps a wall is in the way? */
1833	if (OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y))) {	1976	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
		1977	{
1834	new_draw_info(NDI_UNIQUE, 0,op,"Something is in the way.");	1978	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
1835	return 0;	1979	return 0;
1836	}	1980	}
1837		1981
1838	/* ok, looks groovy to just insert a new light on the map */	1982	/* ok, looks groovy to just insert a new light on the map */
1839	tmp=arch_to_object(spell->other_arch);	1983	tmp = arch_to_object (spell->other_arch);
1840	if(!tmp) {	1984	if (!tmp)
		1985	{
1841	LOG(llevError,"Error: spell arch for cast_light() missing.\n");	1986	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
1842	return 0;	1987	return 0;
1843	}	1988	}
1844	tmp->stats.food = spell->duration + SP_level_duration_adjust(caster,spell);	1989	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
1845	if (tmp->glow_radius) {	1990	if (tmp->glow_radius)
		1991	{
1846	tmp->glow_radius= spell->range + SP_level_range_adjust(caster,spell);	1992	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);
1847	if (tmp->glow_radius > MAX_LIGHT_RADII) tmp->glow_radius = MAX_LIGHT_RADII;	1993	if (tmp->glow_radius > MAX_LIGHT_RADII)
		1994	tmp->glow_radius = MAX_LIGHT_RADII;
1848	}	1995	}
1849	tmp->x=x;	1996
1850	tmp->y=y;	1997	m->insert (tmp, x, y, op);
1851	insert_ob_in_map(tmp,m,op,0);
1852	return 1;	1998	return 1;
1853	}	1999	}
1854		2000
1855		2001
1856		2002
1857		2003
…		…
1860	* op is the player/monster, caster is the object, dir is the direction	2006	* op is the player/monster, caster is the object, dir is the direction
1861	* to cast, disease_arch is the specific disease, and type is the spell number	2007	* to cast, disease_arch is the specific disease, and type is the spell number
1862	* perhaps this should actually be in disease.c?	2008	* perhaps this should actually be in disease.c?
1863	*/	2009	*/
1864		2010
		2011	int
1865	int cast_cause_disease(object *op, object *caster, object *spell, int dir) {	2012	cast_cause_disease (object *op, object *caster, object *spell, int dir)
		2013	{
1866	sint16 x,y;	2014	sint16 x, y;
1867	int i, mflags, range, dam_mod, dur_mod;	2015	int i, mflags, range, dam_mod, dur_mod;
1868	object *walk;	2016	object *walk;
1869	mapstruct *m;	2017	maptile *m;
1870		2018
1871	x = op->x;	2019	x = op->x;
1872	y = op->y;	2020	y = op->y;
1873		2021
1874	/* If casting from a scroll, no direction will be available, so refer to the	2022	/* If casting from a scroll, no direction will be available, so refer to the
1875	* direction the player is pointing.	2023	* direction the player is pointing.
1876	*/	2024	*/
		2025	if (!dir)
1877	if (!dir) dir=op->facing;	2026	dir = op->facing;
		2027	if (!dir)
1878	if (!dir) return 0; /* won't find anything if casting on ourself, so just return */	2028	return 0; /* won't find anything if casting on ourself, so just return */
1879		2029
1880	/* Calculate these once here */	2030	/* Calculate these once here */
1881	range = spell->range + SP_level_range_adjust(caster, spell);	2031	range = spell->range + SP_level_range_adjust (caster, spell);
1882	dam_mod = SP_level_dam_adjust(caster, spell);	2032	dam_mod = SP_level_dam_adjust (caster, spell);
1883	dur_mod = SP_level_duration_adjust(caster, spell);	2033	dur_mod = SP_level_duration_adjust (caster, spell);
1884		2034
1885	/* search in a line for a victim */	2035	/* search in a line for a victim */
1886	for(i=1; i<range; i++) {	2036	for (i = 1; i < range; i++)
		2037	{
1887	x = op->x + i * freearr_x[dir];	2038	x = op->x + i * freearr_x[dir];
1888	y = op->y + i * freearr_y[dir];	2039	y = op->y + i * freearr_y[dir];
1889	m = op->map;	2040	m = op->map;
1890		2041
1891	mflags = get_map_flags(m, &m, x, y, &x, &y);	2042	mflags = get_map_flags (m, &m, x, y, &x, &y);
1892		2043
1893	if (mflags & P_OUT_OF_MAP) return 0;	2044	if (mflags & P_OUT_OF_MAP)
		2045	return 0;
1894		2046
1895	/* don't go through walls - presume diseases are airborne */	2047	/* don't go through walls - presume diseases are airborne */
1896	if (GET_MAP_MOVE_BLOCK(m, x, y) & MOVE_FLY_LOW) return 0;	2048	if (GET_MAP_MOVE_BLOCK (m, x, y) & MOVE_FLY_LOW)
		2049	return 0;
1897		2050
1898	/* Only bother looking on this space if there is something living here */	2051	/* Only bother looking on this space if there is something living here */
1899	if (mflags & P_IS_ALIVE) {	2052	if (mflags & P_IS_ALIVE)
		2053	{
1900	/* search this square for a victim */	2054	/* search this square for a victim */
1901	for(walk=get_map_ob(m,x,y);walk;walk=walk->above)	2055	for (walk = GET_MAP_OB (m, x, y); walk; walk = walk->above)
1902	if (QUERY_FLAG(walk,FLAG_MONSTER) || (walk->type==PLAYER)) { /* found a victim */	2056	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))
		2057	{ /* found a victim */
1903	object *disease = arch_to_object(spell->other_arch);	2058	object *disease = arch_to_object (spell->other_arch);
1904		2059
1905	set_owner(disease,op);	2060	disease->set_owner (op);
1906	set_spell_skill(op, caster, spell, disease);	2061	set_spell_skill (op, caster, spell, disease);
1907	disease->stats.exp = 0;	2062	disease->stats.exp = 0;
1908	disease->level = caster_level(caster, spell);	2063	disease->level = caster_level (caster, spell);
1909		2064
1910	/* do level adjustments */	2065	/* do level adjustments */
1911	if(disease->stats.wc)	2066	if (disease->stats.wc)
1912	disease->stats.wc += dur_mod/2;	2067	disease->stats.wc += dur_mod / 2;
1913		2068
1914	if(disease->magic> 0)	2069	if (disease->magic > 0)
1915	disease->magic += dur_mod/4;	2070	disease->magic += dur_mod / 4;
1916		2071
1917	if(disease->stats.maxhp>0)	2072	if (disease->stats.maxhp > 0)
1918	disease->stats.maxhp += dur_mod;	2073	disease->stats.maxhp += dur_mod;
1919		2074
1920	if(disease->stats.maxgrace>0)	2075	if (disease->stats.maxgrace > 0)
1921	disease->stats.maxgrace += dur_mod;	2076	disease->stats.maxgrace += dur_mod;
1922		2077
1923	if(disease->stats.dam) {	2078	if (disease->stats.dam)
1924	if(disease->stats.dam > 0)	2079	{
1925	disease->stats.dam += dam_mod;	2080	if (disease->stats.dam > 0)
1926	else disease->stats.dam -= dam_mod;	2081	disease->stats.dam += dam_mod;
1927	}	2082	else
		2083	disease->stats.dam -= dam_mod;
		2084	}
1928		2085
1929	if(disease->last_sp) {	2086	if (disease->last_sp)
1930	disease->last_sp -= 2*dam_mod;	2087	{
1931	if(disease->last_sp <1) disease->last_sp = 1;	2088	disease->last_sp -= 2 * dam_mod;
1932	}	2089	if (disease->last_sp < 1)
		2090	disease->last_sp = 1;
		2091	}
1933		2092
1934	if(disease->stats.maxsp) {	2093	if (disease->stats.maxsp)
1935	if(disease->stats.maxsp > 0)	2094	{
1936	disease->stats.maxsp += dam_mod;	2095	if (disease->stats.maxsp > 0)
1937	else disease->stats.maxsp -= dam_mod;	2096	disease->stats.maxsp += dam_mod;
1938	}	2097	else
1939		2098	disease->stats.maxsp -= dam_mod;
		2099	}
		2100
1940	if(disease->stats.ac)	2101	if (disease->stats.ac)
1941	disease->stats.ac += dam_mod;	2102	disease->stats.ac += dam_mod;
1942		2103
1943	if(disease->last_eat)	2104	if (disease->last_eat)
1944	disease->last_eat -= dam_mod;	2105	disease->last_eat -= dam_mod;
1945		2106
1946	if(disease->stats.hp)	2107	if (disease->stats.hp)
1947	disease->stats.hp -= dam_mod;	2108	disease->stats.hp -= dam_mod;
1948		2109
1949	if(disease->stats.sp)	2110	if (disease->stats.sp)
1950	disease->stats.sp -= dam_mod;	2111	disease->stats.sp -= dam_mod;
1951		2112
1952	if(infect_object(walk,disease,1)) {	2113	if (infect_object (walk, disease, 1))
		2114	{
1953	object *flash; /* visual effect for inflicting disease */	2115	object *flash; /* visual effect for inflicting disease */
1954		2116
1955	new_draw_info_format(NDI_UNIQUE, 0, op, "You inflict %s on %s!",disease->name,walk->name);	2117	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);
1956		2118
1957	free_object(disease); /* don't need this one anymore */	2119	disease->destroy (); /* don't need this one anymore */
1958	flash=get_archetype(ARCH_DETECT_MAGIC);	2120	walk->map->insert (get_archetype (ARCH_DETECT_MAGIC), x, y, op);
1959	flash->x = x;	2121	return 1;
1960	flash->y = y;	2122	}
1961	flash->map = walk->map;	2123
1962	insert_ob_in_map(flash,walk->map,op,0);	2124	disease->destroy ();
1963	return 1;	2125	}
1964	}	2126	} /* if living creature */
1965	free_object(disease);	2127	} /* for range of spaces */
1966	}	2128
1967	} /* if living creature */
1968	} /* for range of spaces */
1969	new_draw_info(NDI_UNIQUE,0,op,"No one caught anything!");	2129	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
1970	return 1;	2130	return 1;
1971	}	2131	}

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