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

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.2 by elmex, Tue Aug 15 15:00:20 2006 UTC vs.
Revision 1.101 by root, Sat Apr 10 05:12:57 2010 UTC

…		…
1	/*	1	/*
2	* static char *rcsid_spell_attack_c =	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	* "$Id: spell_attack.C,v 1.2 2006/08/15 15:00:20 elmex Exp $";	3	*
4	*/	4	* Copyright (©) 2005,2006,2007,2008,2009,2010 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5
6
7	/*
8	CrossFire, A Multiplayer game for X-windows
9
10	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002-2003 Mark Wedel & Crossfire Development Team
11	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
12		7	*
13	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
14	it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
15	the Free Software Foundation; either version 2 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
16	(at your option) any later version.	11	* option) any later version.
17		12	*
18	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
19	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
20	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
21	GNU General Public License for more details.	16	* GNU General Public License for more details.
22		17	*
23	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
24	along with this program; if not, write to the Free Software	19	* and the GNU General Public License along with this program. If not, see
25	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	* <http://www.gnu.org/licenses/>.
26		21	*
27	The authors can be reached via e-mail at crossfire-devel@real-time.com	22	* The authors can be reached via e-mail to <support@deliantra.net>
28	*/	23	*/
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	static void
50	void check_spell_knockback(object *op) {	43	check_spell_knockback (object *op)
51	object tmp, tmp2; /* object on the map */	44	{
52	int weight_move;	45	int weight_move;
53	int frictionmod=2; /poor man's physics - multipy targets weight by this amount /	46	int frictionmod = 2; /poor man's physics - multipy targets weight by this amount /
54		47
55	if(! op->weight) { /shouldn't happen but if cone object has no weight drop out/	48	if (!op->weight)
		49	{ /shouldn't happen but if cone object has no weight drop out /
56	/LOG (llevDebug, "DEBUG: arch weighs nothing\n");/	50	/LOG (llevDebug, "DEBUG: arch weighs nothing\n"); /
57	return;	51	return;
58	}else{	52	}
		53	else
		54	{
59	weight_move = op->weight +(op->weight * op->level) / 3;	55	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);/	56	/LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); /
61	}	57	}
62		58
63	for(tmp=get_map_ob(op->map,op->x,op->y);tmp!=NULL;tmp=tmp->above)	59	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
64	{	60	{
65	int num_sections = 1;	61	int num_sections = 1;
66		62
67	/* don't move DM */	63	/* don't move DM */
68	if(QUERY_FLAG(tmp, FLAG_WIZ))	64	if (QUERY_FLAG (tmp, FLAG_WIZ))
69	return;	65	return;
70		66
71	/* don't move parts of objects */	67	/* don't move parts of objects */
72	if(tmp->head) continue;	68	if (tmp->head)
		69	continue;
73		70
74	/* don't move floors or immobile objects */	71	/* 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;	72	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) \|\| (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
		73	continue;
76		74
77	/* count the object's sections */	75	/* count the object's sections */
78	for(tmp2 = tmp; tmp2!=NULL;tmp2=tmp2->more) num_sections++;	76	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
		77	num_sections++;
79		78
80	/* I'm not sure if it makes sense to divide by num_sections - bigger	79	/* I'm not sure if it makes sense to divide by num_sections - bigger
81	* objects should be harder to move, and we are moving the entire	80	* objects should be harder to move, and we are moving the entire
82	* object, not just the head, so the total weight should be relevant.	81	* object, not just the head, so the total weight should be relevant.
83	*/	82	*/
84		83
85	/* surface area? -tm */	84	/* surface area? -tm */
86		85
87	if (tmp->move_type & MOVE_FLYING)	86	if (tmp->move_type & MOVE_FLYING)
88	frictionmod = 1 ; /* flying objects loose the friction modifier */	87	frictionmod = 1; /* flying objects loose the friction modifier */
89		88
90	if(rndm(0, weight_move-1) > ((tmp->weight / num_sections) * frictionmod)) { /* move it. */	89	if (rndm (0, weight_move - 1) > ((tmp->weight / num_sections) * frictionmod))
		90	{ /* move it. */
91	/* move_object is really for monsters, but looking at	91	/* move_object is really for monsters, but looking at
92	* the move_object function, it appears that it should	92	* the move_object function, it appears that it should
93	* also be safe for objects.	93	* also be safe for objects.
94	* This does return if successful or not, but	94	* This does return if successful or not, but
95	* I don't see us doing anything useful with that information	95	* I don't see us doing anything useful with that information
96	* right now.	96	* right now.
97	*/	97	*/
98	move_object(tmp, absdir(op->stats.sp));	98	tmp->move (absdir (op->stats.sp));
99	}	99	}
100		100
101	}	101	}
102	}	102	}
103		103
104	/***************************************************************************	104	/***************************************************************************
105	*	105	*
106	* BOLT CODE	106	* BOLT CODE
107	*	107	*
108	***************************************************************************/	108	***************************************************************************/
109		109
110	/* Causes op to fork. op is the original bolt, tmp	110	/* Causes op to fork. op is the original bolt, tmp
111	* is the first piece of the fork.	111	* is the first piece of the fork.
112	*/	112	*/
113		113	static void
114	void forklightning(object op, object tmp) {	114	forklightning (object op, object tmp)
		115	{
115	int new_dir=1; /* direction or -1 for left, +1 for right 0 if no new bolt */	116	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */
116	int t_dir; /* stores temporary dir calculation */	117	int t_dir; /* stores temporary dir calculation */
117	mapstruct *m;	118	maptile *m;
118	sint16 sx,sy;	119	sint16 sx, sy;
119	object *new_bolt;	120	object *new_bolt;
120		121
121	/* pick a fork direction. tmp->stats.Con is the left bias	122	/* pick a fork direction. tmp->stats.Con is the left bias
122	* i.e., the chance in 100 of forking LEFT	123	* i.e., the chance in 100 of forking LEFT
123	* Should start out at 50, down to 25 for one already going left	124	* 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	125	* down to 0 for one going 90 degrees left off original path
125	*/	126	*/
126		127
127	if(rndm(0, 99) < tmp->stats.Con) /* fork left */	128	if (rndm (0, 99) < tmp->stats.Con) /* fork left */
128	new_dir = -1;	129	new_dir = -1;
129		130
130	/* check the new dir for a wall and in the map*/	131	/* check the new dir for a wall and in the map */
131	t_dir = absdir(tmp->direction + new_dir);	132	t_dir = absdir (tmp->direction + new_dir);
132		133
133	if(get_map_flags(tmp->map,&m, tmp->x + freearr_x[t_dir],tmp->y + freearr_y[t_dir],	134	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)	135	return;
135	return;
136		136
137	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(m, sx, sy)))	137	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))
138	return;	138	return;
139		139
140	/* OK, we made a fork */	140	/* OK, we made a fork */
141	new_bolt = get_object();	141	new_bolt = tmp->clone ();
142		142
143	copy_object(tmp,new_bolt);
144
145	/* reduce chances of subsequent forking */	143	/* reduce chances of subsequent forking */
146	new_bolt->stats.Dex -= 10;	144	new_bolt->stats.Dex -= 10;
147	tmp->stats.Dex -= 10; /* less forks from main bolt too */	145	tmp->stats.Dex -= 10; /* less forks from main bolt too */
148	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	146	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
149	new_bolt->speed_left = -0.1;	147	new_bolt->speed_left = -0.1f;
150	new_bolt->direction = t_dir;	148	new_bolt->direction = t_dir;
151	new_bolt->duration++;	149	new_bolt->duration++;
152	new_bolt->x=sx;
153	new_bolt->y=sy;
154	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	150	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
155	new_bolt->stats.dam++;	151	new_bolt->stats.dam++;
156	tmp->stats.dam /= 2; /* reduce father bolt damage */	152	tmp->stats.dam /= 2; /* reduce father bolt damage */
157	tmp->stats.dam++;	153	tmp->stats.dam++;
158	new_bolt = insert_ob_in_map(new_bolt,m,op,0);	154
		155	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
159	update_turn_face(new_bolt);	156	update_turn_face (new_bolt);
160	}	157	}
161		158
162	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	159	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
163	* and checks for various things that may stop it.	160	* and checks for various things that may stop it.
164	*/	161	*/
165		162	void
166	void move_bolt(object *op) {	163	move_bolt (object *op)
167	object *tmp;	164	{
168	int mflags;	165	int mflags;
169	sint16 x, y;	166	sint16 x, y;
170	mapstruct *m;	167	maptile *m;
171		168
172	if(--(op->duration)<0) {	169	if (--op->duration < 0)
173	remove_ob(op);
174	free_object(op);
175	return;
176	}	170	{
		171	op->drop_and_destroy ();
		172	return;
		173	}
		174
177	hit_map(op,0,op->attacktype,1);	175	hit_map (op, 0, op->attacktype, 1);
178		176
179	if(!op->direction)	177	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;	178	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		179
250	/* New forking code. Possibly create forks of this object	180	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;	181	op->range = 0;
261	} /* copy object and move it along */	182	else
262	} /* if move bolt along */	183	{
		184	x = op->x + DIRX (op);
		185	y = op->y + DIRY (op);
		186	m = op->map;
		187	mflags = get_map_flags (m, &m, x, y, &x, &y);
		188
		189	if (mflags & P_OUT_OF_MAP)
		190	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)) \|\| ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
		198	{
		199	if (!QUERY_FLAG (op, FLAG_REFLECTING))
		200	return;
		201
		202	/* Since walls don't run diagonal, if the bolt is in
		203	* one of 4 main directions, it just reflects back in the
		204	* opposite direction. However, if the bolt is travelling
		205	* on the diagonal, it is trickier - eg, a bolt travelling
		206	* northwest bounces different if it hits a north/south
		207	* wall (bounces to northeast) vs an east/west (bounces
		208	* to the southwest.
		209	*/
		210	if (op->direction & 1)
		211	op->direction = absdir (op->direction + 4);
		212	else
		213	{
		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
		239	update_turn_face (op); /* A bolt must be IS_TURNABLE */
		240	return;
		241	}
		242	else
		243	{ /* Create a copy of this object and put it ahead */
		244	object *tmp = op->clone ();
		245
		246	m->insert (tmp, x, y, op);
		247	tmp->speed_left = -0.1f;
		248	/* To make up for the decrease at the top of the function */
		249	tmp->duration++;
		250
		251	/* New forking code. Possibly create forks of this object
		252	* going off in other directions.
		253	*/
		254	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
		255	forklightning (op, tmp); /* stats.Dex % of forking */
		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;
		261	} /* copy object and move it along */
		262	} /* if move bolt along */
263	}	263	}
264		264
265	/* fire_bolt	265	/* fire_bolt
266	* object op (cast from caster) files a bolt in dir.	266	* object op (cast from caster) files a bolt in dir.
267	* spob is the spell object for the bolt.	267	* spob is the spell object for the bolt.
268	* we remove the magic flag - that can be derived from	268	* we remove the magic flag - that can be derived from
269	* spob->attacktype.	269	* spob->attacktype.
270	* This function sets up the appropriate owner and skill	270	* This function sets up the appropriate owner and skill
271	* pointers.	271	* pointers.
272	*/	272	*/
273		273	int
274	int fire_bolt(object op,object caster,int dir,object spob, object skill) {	274	fire_bolt (object op, object caster, int dir, object spob, object skill)
		275	{
275	object *tmp=NULL;	276	object *tmp = NULL;
276	int mflags;	277	int mflags;
277		278
278	if (!spob->other_arch)	279	if (!spob->other_arch)
279	return 0;	280	return 0;
280		281
281	tmp=arch_to_object(spob->other_arch);	282	tmp = spob->other_arch->instance ();
282	if(tmp==NULL)	283	if (tmp == NULL)
283	return 0;	284	return 0;
284		285
285	/* peterm: level dependency for bolts */	286	/* peterm: level dependency for bolts */
286	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust(caster,spob);	287	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
287	tmp->attacktype = spob->attacktype;	288	tmp->attacktype = spob->attacktype;
288	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	289
		290	if (spob->slaying)
		291	tmp->slaying = spob->slaying;
		292
289	tmp->range = spob->range + SP_level_range_adjust(caster,spob);	293	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
290	tmp->duration = spob->duration + SP_level_duration_adjust(caster,spob);	294	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
291	tmp->stats.Dex = spob->stats.Dex;	295	tmp->stats.Dex = spob->stats.Dex;
292	tmp->stats.Con = spob->stats.Con;	296	tmp->stats.Con = spob->stats.Con;
293		297
294	tmp->direction=dir;	298	tmp->direction = dir;
295	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	299	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
296	SET_ANIMATION(tmp, dir);	300	SET_ANIMATION (tmp, dir);
297		301
298	set_owner(tmp,op);	302	tmp->set_owner (op);
299	set_spell_skill(op, caster, spob, tmp);	303	set_spell_skill (op, caster, spob, tmp);
300		304
301	tmp->x=op->x + DIRX(tmp);	305	tmp->x = op->x + DIRX (tmp);
302	tmp->y=op->y + DIRY(tmp);	306	tmp->y = op->y + DIRY (tmp);
303	tmp->map = op->map;	307	tmp->map = op->map;
304		308
		309	maptile *newmap;
305	mflags = get_map_flags(tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	310	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
306	if (mflags & P_OUT_OF_MAP) {	311	if (mflags & P_OUT_OF_MAP)
307	free_object(tmp);
308	return 0;
309	}	312	{
		313	tmp->drop_and_destroy ();
		314	return 0;
		315	}
		316
		317	tmp->map = newmap;
		318
310	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(tmp->map, tmp->x, tmp->y))) {	319	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
		320	{
311	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	321	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
312	free_object(tmp);	322	{
		323	tmp->drop_and_destroy ();
313	return 0;	324	return 0;
314	}	325	}
315	tmp->x=op->x;	326
316	tmp->y=op->y;	327	tmp->x = op->x;
		328	tmp->y = op->y;
317	tmp->direction=absdir(tmp->direction+4);	329	tmp->direction = absdir (tmp->direction + 4);
318	tmp->map = op->map;	330	tmp->map = op->map;
319	}	331	}
320	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL)	332
		333	if ((tmp = tmp->insert_at (tmp, op)))
321	move_bolt (tmp);	334	move_bolt (tmp);
		335
322	return 1;	336	return 1;
323	}	337	}
324
325
326		338
327	/***************************************************************************	339	/***************************************************************************
328	*	340	*
329	* BULLET/BALL CODE	341	* BULLET/BALL CODE
330	*	342	*
331	***************************************************************************/	343	***************************************************************************/
332		344
333	/* expands an explosion. op is a piece of the	345	/* expands an explosion. op is a piece of the
334	* explosion - this expans it in the different directions.	346	* explosion - this expands it in the different directions.
335	* At least that is what I think this does.	347	* At least that is what I think this does.
336	*/	348	*/
		349	void
337	void explosion(object *op) {	350	explosion (object *op)
338	object *tmp;	351	{
339	mapstruct *m=op->map;	352	maptile *m = op->map;
340	int i;	353	int i;
341		354
342	if(--(op->duration)<0) {	355	if (--op->duration < 0)
343	remove_ob(op);
344	free_object(op);
345	return;
346	}	356	{
		357	op->destroy ();
		358	return;
		359	}
		360
347	hit_map(op,0,op->attacktype,0);	361	hit_map (op, 0, op->attacktype, 0);
348		362
349	if(op->range>0) {	363	if (op->range > 0)
350	for(i=1;i<9;i++) {	364	{
		365	for (i = 1; i < 9; i++)
		366	{
351	sint16 dx,dy;	367	sint16 dx, dy;
352		368
353	dx=op->x+freearr_x[i];	369	dx = op->x + freearr_x[i];
354	dy=op->y+freearr_y[i];	370	dy = op->y + freearr_y[i];
		371
355	/* ok_to_put_more already does things like checks for walls,	372	/* ok_to_put_more already does things like checks for walls,
356	* out of map, etc.	373	* out of map, etc.
357	*/	374	*/
358	if(ok_to_put_more(op->map,dx,dy,op,op->attacktype)) {	375	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
359	tmp=get_object();	376	{
360	copy_object(op,tmp);	377	object *tmp = op->clone ();
361	tmp->state=0;	378
362	tmp->speed_left= -0.21;	379	tmp->state = 0;
363	tmp->range--;	380	tmp->speed_left = -0.21f;
364	tmp->value=0;	381	tmp->range--;
365	tmp->x=dx;	382	tmp->value = 0;
366	tmp->y=dy;	383
367	insert_ob_in_map(tmp,m,op,0);	384	m->insert (tmp, dx, dy, op);
		385	}
		386	}
368	}	387	}
369	}
370	}
371	}	388	}
372
373		389
374	/* Causes an object to explode, eg, a firebullet,	390	/* Causes an object to explode, eg, a firebullet,
375	* poison cloud ball, etc. op is the object to	391	* poison cloud ball, etc. op is the object to
376	* explode.	392	* explode.
377	*/	393	*/
		394	static void
378	void explode_bullet(object *op)	395	explode_bullet (object *op)
379	{	396	{
380	tag_t op_tag = op->count;
381	object tmp, owner;	397	object tmp, owner;
382		398
383	if (op->other_arch == NULL) {	399	if (!op->other_arch)
		400	{
384	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	401	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
385	remove_ob (op);	402	op->destroy ();
386	free_object (op);	403	return;
387	return;
388	}	404	}
389		405
390	if (op->env) {	406	if (op->env)
391	object *env;	407	{
		408	object *env = op->outer_env ();
392		409
393	env = object_get_env_recursive(op);
394	if (env->map == NULL \|\| out_of_map (env->map, env->x, env->y)) {	410	if (!env->map \|\| out_of_map (env->map, env->x, env->y))
		411	{
395	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	412	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
396	remove_ob (op);	413	op->destroy ();
397	free_object (op);
398	return;	414	return;
399	}	415	}
400	remove_ob (op);	416
401	op->x = env->x;	417	op->insert_at (env, op, INS_NO_MERGE \| INS_NO_WALK_ON);
402	op->y = env->y;	418	}
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)) {	419	else if (out_of_map (op->map, op->x, op->y))
		420	{
405	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	421	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
406	remove_ob (op);	422	op->destroy ();
407	free_object (op);	423	return;
408	return;
409	}	424	}
410		425
		426	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps
		427	// NOTE: If this breaks something important: remove this. I can't think of anything
		428	// 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)	429	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
412	{	430	{
413	remove_ob (op);	431	op->destroy ();
414	free_object (op);	432	return;
		433	}
		434
		435	if (op->attacktype)
		436	{
		437	hit_map (op, 0, op->attacktype, 1);
		438
		439	if (op->destroyed ())
415	return;	440	return;
416	}	441	}
417		442
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 */	443	/* other_arch contains what this explodes into */
425	tmp = arch_to_object (op->other_arch);	444	tmp = op->other_arch->instance ();
426		445
427	copy_owner (tmp, op);	446	tmp->set_owner (op);
428	if (tmp->skill) FREE_AND_CLEAR_STR(tmp->skill);	447	tmp->skill = op->skill;
429	if (op->skill) tmp->skill = add_refcount(op->skill);
430		448
431	owner = get_owner(op);	449	owner = op->owner;
432	if ((tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER) && owner &&	450
		451	if ((tmp->attacktype & AT_HOLYWORD
		452	\|\| tmp->attacktype & AT_GODPOWER)
		453	&& owner
433	!tailor_god_spell(tmp, owner)) {	454	&& !tailor_god_spell (tmp, owner))
434	remove_ob (op);
435	free_object (op);
436	return;
437	}	455	{
438	tmp->x = op->x;	456	op->destroy ();
439	tmp->y = op->y;	457	return;
		458	}
440		459
441	/* special for bombs - it actually has sane values for these */	460	/* special for bombs - it actually has sane values for these */
442	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB) {	461	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
		462	{
443	tmp->attacktype = op->attacktype;	463	tmp->attacktype = op->attacktype;
444	tmp->range = op->range;	464	tmp->range = op->range;
445	tmp->stats.dam = op->stats.dam;	465	tmp->stats.dam = op->stats.dam;
446	tmp->duration = op->duration;	466	tmp->duration = op->duration;
447	} else {	467	}
448	if (op->attacktype & AT_MAGIC) tmp->attacktype\|=AT_MAGIC;	468	else
		469	{
		470	if (op->attacktype & AT_MAGIC)
		471	tmp->attacktype \|= AT_MAGIC;
		472
449	/* Spell doc describes what is going on here */	473	/* Spell doc describes what is going on here */
450	tmp->stats.dam = op->dam_modifier;	474	tmp->stats.dam = op->dam_modifier;
451	tmp->range = op->stats.maxhp;	475	tmp->range = op->stats.maxhp;
452	tmp->duration = op->stats.hp;	476	tmp->duration = op->stats.hp;
453	/* Used for spell tracking - just need a unique val for this spell -	477	/* Used for spell tracking - just need a unique val for this spell -
454	* the count of the parent should work fine.	478	* the count of the parent should work fine.
455	*/	479	*/
456	tmp->stats.maxhp = op->count;	480	tmp->stats.maxhp = op->count;
457	}	481	}
458		482
459	/* Set direction of cone explosion */	483	/* Set direction of cone explosion */
460	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)	484	if (tmp->type == SPELL_EFFECT && tmp->subtype == SP_CONE)
461	tmp->stats.sp = op->direction;	485	tmp->stats.sp = op->direction;
462		486
463	/* Prevent recursion */	487	/* Prevent recursion */
464	op->move_on = 0;	488	op->move_on = 0;
465		489
466	insert_ob_in_map(tmp, op->map, op, 0);	490	tmp->insert_at (op, op);
		491	tmp->play_sound (tmp->sound);
		492
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 = op->ms ().bot; tmp; 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
508	\|\| (op->stats.dam -= dam) < 0)	530	// TODO: can't understand the following if's
		531	if (op->destroyed () \|\| !tmp->destroyed () \|\| (op->stats.dam -= dam) < 0)
509	{	532	{
510	if(!QUERY_FLAG(op,FLAG_REMOVED)) {	533	if (!QUERY_FLAG (op, FLAG_REMOVED))
511	remove_ob (op);	534	{
512	free_object(op);	535	op->destroy ();
513	return;	536	return;
514	}	537	}
515	}	538	}
516	}	539	}
517	}	540	}
518	}	541	}
519
520		542
521	/* Basically, we move 'op' one square, and if it hits something,	543	/* Basically, we move 'op' one square, and if it hits something,
522	* call check_bullet.	544	* call check_bullet.
523	* This function is only applicable to bullets, but not to all	545	* This function is only applicable to bullets, but not to all
524	* fired arches (eg, bolts).	546	* fired arches (eg, bolts).
525	*/	547	*/
526		548	void
527	void move_bullet(object *op)	549	move_bullet (object *op)
528	{	550	{
529	sint16 new_x, new_y;
530	int mflags;
531	mapstruct *m;
532
533	#if 0	551	#if 0
534	/* We need a better general purpose way to do this */	552	/* We need a better general purpose way to do this */
535		553
536	/* peterm: added to make comet leave a trail of burnouts	554	/* peterm: added to make comet leave a trail of burnouts
537	it's an unadulterated hack, but the effect is cool. */	555	it's an unadulterated hack, but the effect is cool. */
538	if(op->stats.sp == SP_METEOR) {	556	if (op->stats.sp == SP_METEOR)
		557	{
539	replace_insert_ob_in_map("fire_trail",op);	558	replace_insert_ob_in_map ("fire_trail", op);
540	if (was_destroyed (op, op_tag))	559	if (op->destroyed ())
541	return;	560	return;
542	} /* end addition. */	561	} /* end addition. */
543	#endif	562	#endif
544		563
545	/* Reached the end of its life - remove it */	564	/* Reached the end of its life - remove it */
546	if (--op->range <=0) {	565	if (--op->range <= 0)
		566	{
547	if (op->other_arch) {	567	if (op->other_arch)
548	explode_bullet (op);	568	explode_bullet (op);
549	} else {	569	else
550	remove_ob (op);	570	op->destroy ();
551	free_object (op);	571
552	}
553	return;	572	return;
		573	}
		574
		575	mapxy pos (op);
		576	pos.move (op->direction);
		577
		578	if (!pos.normalise ())
554	}	579	{
555		580	op->destroy ();
556	new_x = op->x + DIRX(op);
557	new_y = op->y + DIRY(op);
558	m = op->map;
559	mflags = get_map_flags(m, &m, new_x, new_y, &new_x, &new_y);
560
561	if (mflags & P_OUT_OF_MAP) {
562	remove_ob (op);
563	free_object (op);
564	return;	581	return;
		582	}
		583
		584	mapspace &ms = pos.ms ();
		585
		586	ms.update ();
		587
		588	if (!op->direction \|\| OB_TYPE_MOVE_BLOCK (op, ms.move_block))
565	}	589	{
566
567	if ( ! op->direction \|\| OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, new_x, new_y))) {
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 = pos.insert (op, 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
591
592
593		609
594	/* fire_bullet	610	/* fire_bullet
595	* object op (cast from caster) files a bolt in dir.	611	* object op (cast from caster) files a bolt in dir.
596	* spob is the spell object for the bolt.	612	* spob is the spell object for the bolt.
597	* we remove the magic flag - that can be derived from	613	* we remove the magic flag - that can be derived from
598	* spob->attacktype.	614	* spob->attacktype.
599	* This function sets up the appropriate owner and skill	615	* This function sets up the appropriate owner and skill
600	* pointers.	616	* pointers.
601	*/	617	*/
602		618	int
603	int fire_bullet(object op,object caster,int dir,object *spob) {	619	fire_bullet (object op, object caster, int dir, object *spob)
		620	{
604	object *tmp=NULL;	621	object *tmp = NULL;
605	int mflags;	622	int mflags;
606		623
607	if (!spob->other_arch)	624	if (!spob->other_arch)
608	return 0;	625	return 0;
609		626
610	tmp=arch_to_object(spob->other_arch);	627	tmp = spob->other_arch->instance ();
611	if(tmp==NULL)	628	if (!tmp)
612	return 0;	629	return 0;
613		630
614	/* peterm: level dependency for bolts */	631	/* peterm: level dependency for bolts */
615	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust(caster,spob);	632	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
616	tmp->attacktype = spob->attacktype;	633	tmp->attacktype = spob->attacktype;
617	if (spob->slaying) tmp->slaying = add_refcount(spob->slaying);	634	if (spob->slaying)
		635	tmp->slaying = spob->slaying;
618		636
619	tmp->range = 50;	637	tmp->range = 50;
620		638
621	/* Need to store duration/range for the ball to use */	639	/* Need to store duration/range for the ball to use */
622	tmp->stats.hp = spob->duration + SP_level_duration_adjust(caster,spob);	640	tmp->stats.hp = spob->duration + SP_level_duration_adjust (caster, spob);
623	tmp->stats.maxhp = spob->range + SP_level_range_adjust(caster,spob);	641	tmp->stats.maxhp = spob->range + SP_level_range_adjust (caster, spob);
624	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust(caster,spob);	642	tmp->dam_modifier = spob->stats.food + SP_level_dam_adjust (caster, spob);
625		643
626	tmp->direction=dir;	644	tmp->direction = dir;
627	if(QUERY_FLAG(tmp, FLAG_IS_TURNABLE))	645	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
628	SET_ANIMATION(tmp, dir);	646	SET_ANIMATION (tmp, dir);
629		647
630	set_owner(tmp,op);	648	tmp->set_owner (op);
631	set_spell_skill(op, caster, spob, tmp);	649	set_spell_skill (op, caster, spob, tmp);
632		650
633	tmp->x=op->x + freearr_x[dir];	651	tmp->x = op->x + freearr_x[dir];
634	tmp->y=op->y + freearr_y[dir];	652	tmp->y = op->y + freearr_y[dir];
635	tmp->map = op->map;	653	tmp->map = op->map;
636		654
		655	maptile *newmap;
637	mflags = get_map_flags(tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	656	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
638	if (mflags & P_OUT_OF_MAP) {	657	if (mflags & P_OUT_OF_MAP)
639	free_object(tmp);
640	return 0;
641	}	658	{
		659	tmp->destroy ();
		660	return 0;
		661	}
		662
		663	tmp->map = newmap;
		664
		665	// in case the bullet has direction 0 we explode it in place.
		666	// direction 0 is possible for instance when a poison cloud trap springs.
		667	if (tmp->direction == 0)
		668	{
		669	if (tmp->other_arch
		670	&& (tmp = tmp->insert_at (tmp, op))) // insert before explode cleanly
		671	explode_bullet (tmp); // explode object will/should remove tmp
		672	else
		673	tmp->destroy ();
		674
		675	return 0;
		676	}
		677
642	if (OB_TYPE_MOVE_BLOCK(tmp, GET_MAP_MOVE_BLOCK(tmp->map, tmp->x, tmp->y))) {	678	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
		679	{
643	if(!QUERY_FLAG(tmp, FLAG_REFLECTING)) {	680	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
644	free_object(tmp);	681	{
		682	tmp->destroy ();
645	return 0;	683	return 0;
646	}	684	}
647	tmp->x=op->x;	685
648	tmp->y=op->y;	686	tmp->x = op->x;
		687	tmp->y = op->y;
649	tmp->direction=absdir(tmp->direction+4);	688	tmp->direction = absdir (tmp->direction + 4);
650	tmp->map = op->map;	689	tmp->map = op->map;
651	}	690	}
652	if ((tmp = insert_ob_in_map(tmp,tmp->map,op,0)) != NULL) {	691
		692	if ((tmp = tmp->insert_at (tmp, op)))
653	check_bullet (tmp);	693	check_bullet (tmp);
654	}	694
655	return 1;	695	return 1;
656	}	696	}
657
658
659
660		697
661	/*****************************************************************************	698	/*****************************************************************************
662	*	699	*
663	* CONE RELATED FUNCTIONS	700	* CONE RELATED FUNCTIONS
664	*	701	*
665	*****************************************************************************/	702	*****************************************************************************/
666		703
667
668	/* drops an object based on what is in the cone's "other_arch" */	704	/* drops an object based on what is in the cone's "other_arch" */
		705	static void
669	void cone_drop(object *op) {	706	cone_drop (object *op)
670	object *new_ob = arch_to_object(op->other_arch);	707	{
		708	object *new_ob = op->other_arch->instance ();
671		709
672	new_ob->x = op->x;
673	new_ob->y = op->y;
674	new_ob->level = op->level;	710	new_ob->level = op->level;
675	set_owner(new_ob,op->owner);	711	new_ob->set_owner (op->owner);
676		712
677	/* preserve skill ownership */	713	/* preserve skill ownership */
678	if(op->skill && op->skill != new_ob->skill) {	714	if (op->skill && op->skill != new_ob->skill)
679	if (new_ob->skill) free_string(new_ob->skill);	715	new_ob->skill = op->skill;
680	new_ob->skill = add_refcount(op->skill);	716
681	}	717	new_ob->insert_at (op, op);
682	insert_ob_in_map(new_ob,op->map,op,0);
683
684	}	718	}
685		719
686	/* move_cone: causes cone object 'op' to move a space/hit creatures */	720	/* move_cone: causes cone object 'op' to move a space/hit creatures */
687		721
		722	void
688	void move_cone(object *op) {	723	move_cone (object *op)
689	int i;	724	{
690	tag_t tag;
691
692	/* if no map then hit_map will crash so just ignore object */	725	/* if no map then hit_map will crash so just ignore object */
693	if (! op->map) {	726	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	}	727	{
		728	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
		729	op->set_speed (0);
		730	return;
		731	}
700		732
701	/* lava saves it's life, but not yours :) */	733	/* lava saves it's life, but not yours :) */
702	if (QUERY_FLAG(op, FLAG_LIFESAVE)) {	734	if (QUERY_FLAG (op, FLAG_LIFESAVE))
		735	{
703	hit_map(op,0,op->attacktype,0);	736	hit_map (op, 0, op->attacktype, 0);
704	return;	737	return;
705	}	738	}
706		739
707	#if 0	740	#if 0
708	/* Disable this - enabling it makes monsters easier, as	741	/* Disable this - enabling it makes monsters easier, as
709	* when their cone dies when they die.	742	* when their cone dies when they die.
710	*/	743	*/
711	/* If no owner left, the spell dies out. */	744	/* If no owner left, the spell dies out. */
712	if(get_owner(op)==NULL) {	745	if (op->owner == NULL)
713	remove_ob(op);	746	{
714	free_object(op);	747	op->destroy ();
715	return;	748	return;
716	}	749	}
717	#endif	750	#endif
718		751
719	tag = op->count;
720	hit_map(op,0,op->attacktype,0);	752	hit_map (op, 0, op->attacktype, 0);
721		753
		754	if (!op->is_on_map ())
		755	return;
		756
722	/* Check to see if we should push anything.	757	/* Check to see if we should push anything.
723	* Spell objects with weight push whatever they encounter to some	758	* Spell objects with weight push whatever they encounter to some
724	* degree.	759	* degree.
725	*/	760	*/
		761	if (op->weight)
		762	{
726	if(op->weight) check_spell_knockback(op);	763	check_spell_knockback (op);
727		764
728	if (was_destroyed (op, tag))	765	if (!op->is_on_map ())
729	return;	766	return;
		767	}
730		768
731	if((op->duration--)<0) {	769	if (op->duration-- < 0)
732	remove_ob(op);
733	free_object(op);
734	return;
735	}	770	{
		771	op->destroy ();
		772	return;
		773	}
736	/* Object has hit maximum range, so don't have it move	774	/* Object has hit maximum range, so don't have it move
737	* any further. When the duration above expires,	775	* any further. When the duration above expires,
738	* then the object will get removed.	776	* then the object will get removed.
739	*/	777	*/
740	if (--op->range < 0) {	778	if (--op->range < 0)
741	op->range=0; /* just so it doesn't wrap */
742	return;
743	}	779	{
		780	op->range = 0; /* just so it doesn't wrap */
		781	return;
		782	}
744		783
745	for(i= -1;i<2;i++) {	784	for (int i = -1; i <= 1; i++)
746	sint16 x=op->x+freearr_x[absdir(op->stats.sp+i)],	785	{
747	y=op->y+freearr_y[absdir(op->stats.sp+i)];	786	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
748		787
749	if(ok_to_put_more(op->map,x,y,op,op->attacktype)) {	788	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
750	object *tmp=get_object();	789	{
751	copy_object(op, tmp);	790	object *tmp = op->clone ();
752	tmp->x=x;
753	tmp->y=y;
754		791
755	tmp->duration = op->duration + 1;	792	tmp->duration = op->duration + 1;
756		793
757	/* Use for spell tracking - see ok_to_put_more() */	794	/* Use for spell tracking - see ok_to_put_more() */
758	tmp->stats.maxhp = op->stats.maxhp;	795	tmp->stats.maxhp = op->stats.maxhp;
759	insert_ob_in_map(tmp,op->map,op,0);	796
760	if (tmp->other_arch) cone_drop(tmp);	797	op->map->insert (tmp, x, y, op);
761	}	798
		799	if (tmp->other_arch)
		800	cone_drop (tmp);
		801	}
762	}	802	}
763	}	803	}
764		804
765	/* cast_cone: casts a cone spell.	805	/* cast_cone: casts a cone spell.
766	* op: person firing the object.	806	* op: person firing the object.
768	* dir: direction to fire in.	808	* dir: direction to fire in.
769	* spell: spell that is being fired. It uses other_arch for the archetype	809	* spell: spell that is being fired. It uses other_arch for the archetype
770	* to fire.	810	* to fire.
771	* returns 0 on failure, 1 on success.	811	* returns 0 on failure, 1 on success.
772	*/	812	*/
		813	int
773	int cast_cone(object op, object caster,int dir, object *spell)	814	cast_cone (object op, object caster, int dir, object *spell)
774	{	815	{
775	object *tmp;	816	object *tmp;
776	int i,success=0,range_min= -1,range_max=1;	817	int i, success = 0, range_min = -1, range_max = 1;
777	mapstruct *m;	818	maptile *m;
778	sint16 sx, sy;	819	sint16 sx, sy;
779	MoveType movetype;	820	MoveType movetype;
780		821
781	if (!spell->other_arch) return 0;	822	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;	823	return 0;
		824
		825	if (op->type == PLAYER && QUERY_FLAG (op, FLAG_UNDEAD) && op->attacktype & AT_TURN_UNDEAD)
788	}	826	{
		827	new_draw_info (NDI_UNIQUE, 0, op, "Your undead nature prevents you from turning undead!");
		828	return 0;
		829	}
789		830
790	if(!dir) {	831	if (!dir)
791	range_min= 0;
792	range_max=8;
793	}	832	{
		833	range_min = 0;
		834	range_max = 8;
		835	}
794		836
795	/* Need to know what the movetype of the object we are about	837	/* Need to know what the movetype of the object we are about
796	* to create is, so we can know if the space we are about to	838	* to create is, so we can know if the space we are about to
797	* insert it into is blocked.	839	* insert it into is blocked.
798	*/	840	*/
799	movetype = spell->other_arch->clone.move_type;	841	movetype = spell->other_arch->move_type;
800		842
801	for(i=range_min;i<=range_max;i++) {	843	for (i = range_min; i <= range_max; i++)
802	sint16 x,y, d;	844	{
		845	sint16 x, y;
803		846
804	/* We can't use absdir here, because it never returns	847	/* 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	848	* 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	849	* of the trap (d==0). If it is not a rune, then we don't want
807	* to hit that person.	850	* to hit that person.
808	*/	851	*/
809	d = dir + i;	852	int d = dir ? absdir (dir + i) : i;
810	while (d < 0) d+=8;
811	while (d > 8) d-=8;
812		853
813	/* If it's not a rune, we don't want to blast the caster.	854	/* If it's not a rune, we don't want to blast the caster.
814	* In that case, we have to see - if dir is specified,	855	* In that case, we have to see - if dir is specified,
815	* turn this into direction 8. If dir is not specified (all	856	* turn this into direction 8. If dir is not specified (all
816	* direction) skip - otherwise, one line would do more damage	857	* direction) skip - otherwise, one line would do more damage
817	* becase 0 direction will go through 9 directions - necessary	858	* becase 0 direction will go through 9 directions - necessary
818	* for the rune code.	859	* for the rune code.
819	*/	860	*/
820	if (caster->type != RUNE && d==0) {	861	if (caster->type != RUNE && d == 0)
821	if (dir!=0) d=8;	862	{
822	else continue;	863	if (dir != 0)
823	}	864	d = 8;
		865	else
		866	continue;
		867	}
824		868
825	x = op->x+freearr_x[d];	869	x = op->x + freearr_x[d];
826	y = op->y+freearr_y[d];	870	y = op->y + freearr_y[d];
827		871
828	if(get_map_flags(op->map, &m, x,y, &sx, &sy) & P_OUT_OF_MAP)	872	if (get_map_flags (op->map, &m, x, y, &sx, &sy) & P_OUT_OF_MAP)
829	continue;	873	continue;
830		874
831	if ((movetype & GET_MAP_MOVE_BLOCK(m, sx, sy)) == movetype)	875	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
832	continue;	876	continue;
833		877
834	success=1;	878	success = 1;
835	tmp=arch_to_object(spell->other_arch);	879	tmp = spell->other_arch->instance ();
836	set_owner(tmp,op);	880	tmp->set_owner (op);
837	set_spell_skill(op, caster, spell, tmp);	881	set_spell_skill (op, caster, spell, tmp);
838	tmp->level = caster_level (caster, spell);	882	tmp->level = casting_level (caster, spell);
839	tmp->x = sx;
840	tmp->y = sy;
841	tmp->attacktype=spell->attacktype;	883	tmp->attacktype = spell->attacktype;
842		884
843	/* holy word stuff */	885	/* holy word stuff */
844	if((tmp->attacktype & AT_HOLYWORD) \|\| (tmp->attacktype & AT_GODPOWER)) {	886	if ((tmp->attacktype & AT_HOLYWORD) \|\| (tmp->attacktype & AT_GODPOWER))
845	if(!tailor_god_spell(tmp,op)) return 0;	887	if (!tailor_god_spell (tmp, op))
846	}	888	return 0;
847		889
848	if(dir)	890	if (dir)
849	tmp->stats.sp=dir;	891	tmp->stats.sp = dir;
850	else	892	else
851	tmp->stats.sp=i;	893	tmp->stats.sp = i;
852		894
853	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	895	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
854		896
855	/* If casting it in all directions, it doesn't go as far */	897	/* If casting it in all directions, it doesn't go as far */
856	if (dir == 0) {	898	if (dir == 0)
		899	{
857	tmp->range /= 4;	900	tmp->range /= 4;
858	if (tmp->range < 2 && spell->range >=2) tmp->range = 2;	901	if (tmp->range < 2 && spell->range >= 2)
859	}	902	tmp->range = 2;
		903	}
		904
860	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	905	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
861	tmp->duration=spell->duration + SP_level_duration_adjust(caster,spell);	906	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
862		907
863	/* Special bonus for fear attacks */	908	/* Special bonus for fear attacks */
864	if (tmp->attacktype & AT_FEAR) {	909	if (tmp->attacktype & AT_FEAR)
865	if (caster->type == PLAYER) tmp->duration += fear_bonus[caster->stats.Cha];	910	{
866	else	911	if (caster->type == PLAYER)
		912	tmp->duration += fear_bonus[caster->stats.Cha];
		913	else
867	tmp->duration += caster->level/3;	914	tmp->duration += caster->level / 3;
868	}	915	}
		916
869	if (tmp->attacktype & (AT_HOLYWORD \| AT_TURN_UNDEAD)) {	917	if (tmp->attacktype & (AT_HOLYWORD \| AT_TURN_UNDEAD))
870	if (caster->type == PLAYER) tmp->duration += turn_bonus[caster->stats.Wis]/5;	918	{
871	else	919	if (caster->type == PLAYER)
		920	tmp->duration += turn_bonus[caster->stats.Wis] / 5;
		921	else
872	tmp->duration += caster->level/3;	922	tmp->duration += caster->level / 3;
873	}	923	}
874		924
875
876	if ( !(tmp->move_type & MOVE_FLY_LOW))	925	if (!(tmp->move_type & MOVE_FLY_LOW))
877	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n",	926	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
878	spell->other_arch->name);
879		927
880	if (!tmp->move_on && tmp->stats.dam) {	928	if (!tmp->move_on && tmp->stats.dam)
881	LOG (llevDebug,	929	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
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		930
		931	m->insert (tmp, sx, sy, op);
		932
887	/* This is used for tracking spells so that one effect doesn't hit	933	/* This is used for tracking spells so that one effect doesn't hit
888	* a single space too many times.	934	* a single space too many times.
889	*/	935	*/
890	tmp->stats.maxhp = tmp->count;	936	tmp->stats.maxhp = tmp->count;
891		937
892	if(tmp->other_arch) cone_drop(tmp);	938	if (tmp->other_arch)
		939	cone_drop (tmp);
893	}	940	}
		941
894	return success;	942	return success;
895	}	943	}
896		944
897	/****************************************************************************	945	/****************************************************************************
898	*	946	*
899	* BOMB related code	947	* BOMB related code
900	*	948	*
901	****************************************************************************/	949	****************************************************************************/
902		950
903
904	/* This handles an exploding bomb.	951	/* This handles an exploding bomb.
905	* op is the original bomb object.	952	* op is the original bomb object.
906	*/	953	*/
		954	void
907	void animate_bomb(object *op) {	955	animate_bomb (object *op)
908	int i;	956	{
909	object env, tmp;
910	archetype *at;
911
912	if(op->state!=NUM_ANIMATIONS(op)-1)	957	if (op->state != NUM_ANIMATIONS (op) - 1)
913	return;
914
915	env = object_get_env_recursive(op);
916
917	if (op->env) {
918	if (env->map == NULL)
919	return;
920
921	if (env->type == PLAYER)
922	esrv_del_item(env->contr, op->count);
923
924	remove_ob(op);
925	op->x = env->x;
926	op->y = env->y;
927	if ((op = insert_ob_in_map (op, env->map, op,0)) == NULL)
928	return;	958	return;
		959
		960	object *env = op->outer_env ();
		961
		962	if (op->env)
929	}	963	{
		964	if (!env->map)
		965	return;
930		966
		967	if (!(op = op->insert_at (env, op)))
		968	return;
		969	}
		970
		971	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
		972	// on a safe map. I don't like this special casing, but it seems to be neccessary
		973	// as bombs can be carried.
		974	if (op->ms ().flags () & P_SAFE)
		975	{
		976	op->destroy ();
		977	return;
		978	}
		979
931	/* This copies a lot of the code from the fire bullet,	980	/* This copies a lot of the code from the fire bullet,
932	* but using the cast_bullet isn't really feasible,	981	* but using the cast_bullet isn't really feasible,
933	* so just set up the appropriate values.	982	* so just set up the appropriate values.
934	*/	983	*/
935	at = find_archetype(SPLINT);	984	if (archetype *at = archetype::find (SPLINT))
936	if (at) {	985	{
937	for(i=1;i<9;i++) {	986	for (int i = 1; i < 9; i++)
		987	{
938	if (out_of_map(op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	988	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
939	continue;	989	continue;
940	tmp = arch_to_object(at);	990
		991	object *tmp = at->instance ();
941	tmp->direction = i;	992	tmp->direction = i;
942	tmp->range = op->range;	993	tmp->range = op->range;
943	tmp->stats.dam = op->stats.dam;	994	tmp->stats.dam = op->stats.dam;
944	tmp->duration = op->duration;	995	tmp->duration = op->duration;
945	tmp->attacktype = op->attacktype;	996	tmp->attacktype = op->attacktype;
946	copy_owner (tmp, op);	997	tmp->set_owner (op);
947	if(op->skill && op->skill != tmp->skill) {	998	if (op->skill && op->skill != tmp->skill)
948	if (tmp->skill) free_string(tmp->skill);	999	tmp->skill = op->skill;
949	tmp->skill = add_refcount(op->skill);	1000
		1001	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
		1002	SET_ANIMATION (tmp, i);
		1003
		1004	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
		1005	move_bullet (tmp);
		1006	}
950	}	1007	}
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		1008
960	explode_bullet(op);	1009	explode_bullet (op);
961	}	1010	}
962		1011
		1012	int
963	int create_bomb(object op,object caster,int dir, object *spell) {	1013	create_bomb (object op, object caster, int dir, object *spell)
964		1014	{
965	object *tmp;	1015	object *tmp;
966	int mflags;	1016	int mflags;
967	sint16 dx=op->x+freearr_x[dir], dy=op->y+freearr_y[dir];	1017	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
968	mapstruct *m;	1018	maptile *m;
969		1019
970	mflags = get_map_flags(op->map, &m, dx,dy, &dx,&dy);	1020	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
		1021
		1022	// when creating a bomb below ourself it should always work, even
		1023	// when movement is blocked (somehow we got here, somehow we are here,
		1024	// so we should also be able to make a bomb here). (originally added
		1025	// to fix create bomb traps in doors, which cast with dir=0).
		1026	if (dir)
		1027	{
971	if ((mflags & P_OUT_OF_MAP) \|\| (GET_MAP_MOVE_BLOCK(m, dx, dy) & MOVE_WALK)) {	1028	if ((mflags & P_OUT_OF_MAP) \|\| (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
		1029	{
972	new_draw_info(NDI_UNIQUE, 0,op,"There is something in the way.");	1030	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
973	return 0;	1031	return 0;
		1032	}
974	}	1033	}
975	tmp=arch_to_object(spell->other_arch);
976		1034
		1035	tmp = spell->other_arch->instance ();
		1036
977	/* level dependencies for bomb */	1037	/* level dependencies for bomb */
978	tmp->range=spell->range + SP_level_range_adjust(caster,spell);	1038	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
979	tmp->stats.dam=spell->stats.dam + SP_level_dam_adjust(caster,spell);	1039	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
980	tmp->duration = spell->duration + SP_level_duration_adjust(caster,spell);	1040	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
981	tmp->attacktype = spell->attacktype;	1041	tmp->attacktype = spell->attacktype;
982		1042
983	set_owner(tmp,op);	1043	tmp->set_owner (op);
984	set_spell_skill(op, caster, spell, tmp);	1044	set_spell_skill (op, caster, spell, tmp);
985	tmp->x=dx;	1045
986	tmp->y=dy;	1046	m->insert (tmp, dx, dy, op);
987	insert_ob_in_map(tmp,m,op,0);
988	return 1;	1047	return 1;
989	}	1048	}
990		1049
991	/****************************************************************************	1050	/****************************************************************************
992	*	1051	*
993	* smite related spell code.	1052	* smite related spell code.
…		…
1001	* dir is the direction to look in.	1060	* dir is the direction to look in.
1002	* range is how far out to look.	1061	* range is how far out to look.
1003	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1062	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1004	* this info is used for blocked magic/unholy spaces.	1063	* this info is used for blocked magic/unholy spaces.
1005	*/	1064	*/
1006		1065	static object *
1007	object get_pointed_target(object op, int dir, int range, int type) {	1066	get_pointed_target (object *op, int dir, int range, int type)
		1067	{
1008	object *target;	1068	object *target;
1009	sint16 x,y;	1069	sint16 x, y;
1010	int dist, mflags;	1070	int dist, mflags;
1011	mapstruct *mp;	1071	maptile *mp;
1012		1072
1013	if (dir==0) return NULL;	1073	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;	1074	return NULL;
1035	}
1036		1075
		1076	for (dist = 1; dist < range; dist++)
		1077	{
		1078	x = op->x + freearr_x[dir] * dist;
		1079	y = op->y + freearr_y[dir] * dist;
		1080	mp = op->map;
		1081	mflags = get_map_flags (op->map, &mp, x, y, &x, &y);
		1082
		1083	if (mflags & P_OUT_OF_MAP)
		1084	return NULL;
		1085	if ((type & SPELL_MANA) && (mflags & P_NO_MAGIC))
		1086	return NULL;
		1087	if ((type & SPELL_GRACE) && (mflags & P_NO_CLERIC))
		1088	return NULL;
		1089	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
		1090	return NULL;
		1091
		1092	if (mflags & P_IS_ALIVE)
		1093	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
		1094	if (QUERY_FLAG (target, FLAG_MONSTER))
		1095	return target;
		1096	}
		1097
		1098	return NULL;
		1099	}
1037		1100
1038	/* cast_smite_arch() - the priest points to a creature and causes	1101	/* cast_smite_arch() - the priest points to a creature and causes
1039	* a 'godly curse' to decend.	1102	* a 'godly curse' to decend.
1040	* usual params -	1103	* usual params -
1041	* op = player	1104	* op = player
1042	* caster = object casting the spell.	1105	* caster = object casting the spell.
1043	* dir = direction being cast	1106	* dir = direction being cast
1044	* spell = spell object	1107	* spell = spell object
1045	*/	1108	*/
1046		1109	int
1047	int cast_smite_spell (object op, object caster,int dir, object *spell) {	1110	cast_smite_spell (object op, object caster, int dir, object *spell)
		1111	{
1048	object effect, target;	1112	object effect, target;
1049	object *god = find_god(determine_god(op));	1113	object *god = find_god (determine_god (op));
1050	int range;	1114	int range;
1051		1115
1052	range = spell->range + SP_level_range_adjust(caster,spell);	1116	range = spell->range + SP_level_range_adjust (caster, spell);
1053	target = get_pointed_target(op,dir, 50, spell->stats.grace?SPELL_GRACE:SPELL_MANA);	1117	target = get_pointed_target (op, dir, 50, spell->stats.grace ? SPELL_GRACE : SPELL_MANA);
1054		1118
1055	/* Bunch of conditions for casting this spell. Note that only	1119	/* Bunch of conditions for casting this spell. Note that only
1056	* require a god if this is a cleric spell (requires grace).	1120	* require a god if this is a cleric spell (requires grace).
1057	* This makes this spell much more general purpose - it can be used	1121	* 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	1122	* by wizards also, which is good, because I think this is a very
1059	* interesting spell.	1123	* interesting spell.
1060	* if it is a cleric spell, you need a god, and the creature	1124	* if it is a cleric spell, you need a god, and the creature
1061	* can't be friendly to your god.	1125	* can't be friendly to your god.
1062	*/	1126	*/
1063		1127
1064	if(!target \|\| QUERY_FLAG(target,FLAG_REFL_SPELL)	1128	if (!target
		1129	\|\| target->flag [FLAG_REFL_SPELL]
1065	\|\|(!god && spell->stats.grace)	1130	\|\| (!god && spell->stats.grace)
1066	\|\|(target->title && god && !strcmp(target->title,god->name))	1131	\|\| (god && target->title == god->name)
1067	\|\|(target->race && god && strstr(target->race,god->race))) {	1132	\|\| (god && target->race.contains (god->race)))
		1133	{
1068	new_draw_info(NDI_UNIQUE,0,op,"Your request is unheeded.");	1134	new_draw_info (NDI_UNIQUE, 0, op, "Your request is unheeded.");
1069	return 0;	1135	return 0;
1070	}	1136	}
1071		1137
1072	if (spell->other_arch)	1138	if (spell->other_arch)
1073	effect = arch_to_object(spell->other_arch);	1139	effect = spell->other_arch->instance ();
1074	else	1140	else
1075	return 0;	1141	return 0;
1076		1142
1077	/* tailor the effect by priest level and worshipped God */	1143	/* tailor the effect by priest level and worshipped God */
1078	effect->level = caster_level (caster, spell);	1144	effect->level = casting_level (caster, spell);
1079	effect->attacktype = spell->attacktype;	1145	effect->attacktype = spell->attacktype;
1080	if (effect->attacktype & (AT_HOLYWORD \| AT_GODPOWER)) {	1146	if (effect->attacktype & (AT_HOLYWORD \| AT_GODPOWER))
		1147	{
1081	if(tailor_god_spell(effect,op))	1148	if (tailor_god_spell (effect, op))
1082	new_draw_info_format(NDI_UNIQUE,0,op,	1149	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", (const char *)determine_god (op));
1083	"%s answers your call!",determine_god(op));
1084	else {	1150	else
		1151	{
1085	new_draw_info(NDI_UNIQUE,0,op,"Your request is ignored.");	1152	new_draw_info (NDI_UNIQUE, 0, op, "Your request is ignored.");
1086	return 0;	1153	return 0;
1087	}	1154	}
1088	}	1155	}
1089		1156
1090	/* size of the area of destruction */	1157	/* size of the area of destruction */
1091	effect->range=spell->range +	1158	effect->range = spell->range + SP_level_range_adjust (caster, spell);
1092	SP_level_range_adjust(caster,spell);	1159	effect->duration = spell->duration + SP_level_range_adjust (caster, spell);
1093	effect->duration=spell->duration +
1094	SP_level_range_adjust(caster,spell);
1095		1160
1096	if (effect->attacktype & AT_DEATH) {	1161	if (effect->attacktype & AT_DEATH)
1097	effect->level=spell->stats.dam +	1162	{
1098	SP_level_dam_adjust(caster,spell);	1163	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1099		1164
1100	/* casting death spells at undead isn't a good thing */	1165	/* casting death spells at undead isn't a good thing */
1101	if QUERY_FLAG(target, FLAG_UNDEAD) {	1166	if (QUERY_FLAG (target, FLAG_UNDEAD))
		1167	{
1102	if(random_roll(0, 2, op, PREFER_LOW)) {	1168	if (random_roll (0, 2, op, PREFER_LOW))
		1169	{
1103	new_draw_info(NDI_UNIQUE,0,op,"Idiot! Your spell boomerangs!");	1170	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1104	effect->x=op->x;	1171	effect->x = op->x;
1105	effect->y=op->y;	1172	effect->y = op->y;
1106	} else {	1173	}
1107	new_draw_info_format(NDI_UNIQUE,0,op,"The %s looks stronger!",	1174	else
1108	query_name(target));	1175	{
		1176	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1109	target->stats.hp = target->stats.maxhp*2;	1177	target->stats.hp = target->stats.maxhp * 2;
1110	free_object(effect);	1178	effect->destroy ();
1111	return 0;	1179	return 0;
		1180	}
		1181	}
1112	}	1182	}
1113	}	1183	else
1114	} else {	1184	{
1115	/* how much woe to inflict :) */	1185	/* how much woe to inflict :) */
1116	effect->stats.dam=spell->stats.dam +	1186	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1117	SP_level_dam_adjust(caster,spell);
1118	}	1187	}
1119		1188
1120	set_owner(effect,op);	1189	effect->set_owner (op);
1121	set_spell_skill(op, caster, spell, effect);	1190	set_spell_skill (op, caster, spell, effect);
1122		1191
1123	/* ok, tell it where to be, and insert! */	1192	/* ok, tell it where to be, and insert! */
1124	effect->x=target->x;	1193	effect->insert_at (target, op);
1125	effect->y=target->y;	1194
1126	insert_ob_in_map(effect,target->map,op,0);
1127
1128	return 1;	1195	return 1;
1129	}	1196	}
1130
1131		1197
1132	/****************************************************************************	1198	/****************************************************************************
1133	*	1199	*
1134	* MAGIC MISSILE code.	1200	* MAGIC MISSILE code.
1135	* note that the fire_bullet is used to fire the missile. The	1201	* note that the fire_bullet is used to fire the missile. The
1136	* code here is just to move the missile.	1202	* code here is just to move the missile.
1137	****************************************************************************/	1203	****************************************************************************/
1138		1204
1139	/* op is a missile that needs to be moved */	1205	/* op is a missile that needs to be moved */
		1206	void
1140	void move_missile(object *op) {	1207	move_missile (object *op)
1141	int i, mflags;	1208	{
1142	object *owner;
1143	sint16 new_x, new_y;
1144	mapstruct *m;
1145
1146	if (op->range-- <=0) {	1209	if (op->range-- <= 0)
1147	remove_ob(op);
1148	free_object(op);
1149	return;
1150	}	1210	{
		1211	op->drop_and_destroy ();
		1212	return;
		1213	}
1151		1214
1152	owner = get_owner(op);	1215	mapxy pos (op);
1153	#if 0	1216	pos.move (op->direction);
1154	/* It'd make things nastier if this wasn't here - spells cast by	1217
1155	* monster that are then killed would continue to survive	1218	if (!pos.normalise ())
1156	*/
1157	if (owner == NULL) {
1158	remove_ob(op);
1159	free_object(op);
1160	return;
1161	}	1219	{
1162	#endif	1220	op->destroy ();
		1221	return;
		1222	}
1163		1223
1164	new_x = op->x + DIRX(op);	1224	mapspace &ms = pos.ms ();
1165	new_y = op->y + DIRY(op);
1166		1225
1167	mflags = get_map_flags(op->map, &m, new_x, new_y, &new_x, &new_y);	1226	if (ms.flags () & P_IS_ALIVE \|\| ms.blocks (op))
1168		1227	{
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)))) {
1171	tag_t tag = op->count;
1172	hit_map (op, op->direction, AT_MAGIC, 1);	1228	hit_map (op, op->direction, AT_MAGIC, 1);
1173	/* Basically, missile only hits one thing then goes away.	1229	/* Basically, missile only hits one thing then goes away.
1174	* we need to remove it if someone hasn't already done so.	1230	* we need to remove it if someone hasn't already done so.
1175	*/	1231	*/
1176	if ( ! was_destroyed (op, tag)) {	1232	op->destroy ();
1177	remove_ob (op);	1233	return;
1178	free_object(op);	1234	}
1179	}	1235
1180	return;	1236	if (!op->direction)
1181	}	1237	{
1182		1238	op->destroy ();
1183	remove_ob(op);	1239	return;
1184	if ( ! op->direction \|\| (mflags & P_OUT_OF_MAP)) {
1185	free_object(op);
1186	return;
1187	}	1240	}
1188	op->x = new_x;	1241
1189	op->y = new_y;	1242	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1190	op->map = m;
1191	i=spell_find_dir(op->map, op->x, op->y, get_owner(op));
1192	if(i > 0 && i != op->direction){	1243	if (i > 0 && i != op->direction)
		1244	{
1193	op->direction=i;	1245	op->direction = i;
1194	SET_ANIMATION(op, op->direction);	1246	SET_ANIMATION (op, op->direction);
1195	}	1247	}
1196	insert_ob_in_map(op,op->map,op,0);	1248
		1249	pos.insert (op, op);
1197	}	1250	}
1198		1251
1199	/****************************************************************************	1252	/****************************************************************************
1200	* Destruction	1253	* Destruction
1201	****************************************************************************/	1254	****************************************************************************/
		1255
1202	/* make_object_glow() - currently only makes living objects glow.	1256	/* make_object_glow() - currently only makes living objects glow.
1203	* we do this by creating a force and inserting it in the	1257	* we do this by creating a force and inserting it in the
1204	* object. if time is 0, the object glows permanently. To truely	1258	* object. if time is 0, the object glows permanently. To truely
1205	* make this work for non-living objects, we would have to	1259	* make this work for non-living objects, we would have to
1206	* give them the capability to have an inventory. b.t.	1260	* give them the capability to have an inventory. b.t.
1207	*/	1261	*/
1208		1262	static int
1209	int make_object_glow(object *op, int radius, int time) {	1263	make_object_glow (object *op, int radius, int time)
1210	object *tmp;	1264	{
1211
1212	/* some things are unaffected... */	1265	/* some things are unaffected... */
1213	if(op->path_denied&PATH_LIGHT)	1266	if (op->path_denied & PATH_LIGHT)
1214	return 0;	1267	return 0;
1215		1268
1216	tmp=get_archetype(FORCE_NAME);	1269	object *tmp = get_archetype (FORCE_NAME);
1217	tmp->speed = 0.01;	1270	tmp->speed = 0.01;
1218	tmp->stats.food = time;	1271	tmp->stats.food = time;
1219	SET_FLAG(tmp, FLAG_IS_USED_UP);	1272	SET_FLAG (tmp, FLAG_IS_USED_UP);
1220	tmp->glow_radius=radius;	1273	tmp->set_glow_radius (min (MAX_LIGHT_RADIUS, radius));
1221	if (tmp->glow_radius > MAX_LIGHT_RADII)
1222	tmp->glow_radius = MAX_LIGHT_RADII;
1223
1224	tmp->x=op->x;
1225	tmp->y=op->y;
1226	if(tmp->speed<MIN_ACTIVE_SPEED) tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1227	tmp=insert_ob_in_ob(tmp,op);	1274	tmp = insert_ob_in_ob (tmp, op);
		1275
1228	if (tmp->glow_radius > op->glow_radius)	1276	if (tmp->glow_radius > op->glow_radius)
1229	op->glow_radius = tmp->glow_radius;	1277	op->set_glow_radius (tmp->glow_radius);
1230		1278
1231	if(!tmp->env\|\|op!=tmp->env) {
1232	LOG(llevError,"make_object_glow() failed to insert glowing force in %s\n",
1233	op->name);
1234	return 0;
1235	}
1236	return 1;	1279	return 1;
1237	}	1280	}
1238		1281
1239		1282	int
1240
1241
1242	int cast_destruction(object op, object caster, object *spell_ob) {	1283	cast_destruction (object op, object caster, object *spell_ob)
1243	int i,j, range, mflags, friendly=0, dam, dur;	1284	{
1244	sint16 sx,sy;
1245	mapstruct *m;
1246	object *tmp;
1247	const char *skill;
1248
1249	range = spell_ob->range + SP_level_range_adjust(caster, spell_ob);	1285	int range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1250	dam = spell_ob->stats.dam + SP_level_dam_adjust(caster, spell_ob);	1286	int dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1251	dur = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob);	1287	int dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1252	if (QUERY_FLAG(op, FLAG_FRIENDLY) \|\| op->type == PLAYER) friendly=1;
1253		1288
1254	/* destruction doesn't use another spell object, so we need	1289	bool friendly = op->flag [FLAG_FRIENDLY] \|\| op->is_player ();
1255	* update op's skill pointer so that exp is properly awarded.
1256	* 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
1258	* the full share string/free_string route.
1259	*/
1260	skill = op->skill;
1261	if (caster == op) op->skill = spell_ob->skill;
1262	else if (caster->skill) op->skill = caster->skill;
1263	else op->skill = NULL;
1264		1290
1265	change_skill(op, find_skill_by_name(op, op->skill), 1);	1291	dynbuf buf;
		1292	unordered_mapwalk (buf, op, -range, -range, range, range)
		1293	{
		1294	mapspace &ms = m->at (nx, ny);
1266		1295
1267	for(i= -range; i<range; i++) {
1268	for(j=-range; j<range ; j++) {
1269	m = op->map;
1270	sx = op->x + i;
1271	sy = op->y + j;
1272	mflags = get_map_flags(m, &m, sx, sy, &sx, &sy);
1273	if (mflags & P_OUT_OF_MAP) continue;
1274	if (mflags & P_IS_ALIVE) {	1296	if (ms.flags () & P_IS_ALIVE)
1275	for (tmp=get_map_ob(m, sx, sy); tmp; tmp=tmp->above) {	1297	for (object next, tmp = ms.bot; tmp; tmp = next)
1276	if (QUERY_FLAG(tmp, FLAG_ALIVE) \|\| tmp->type==PLAYER) break;	1298	{
1277	}	1299	next = tmp->above;
1278	if (tmp) {
1279	if (tmp->head) tmp=tmp->head;
1280		1300
1281	if ((friendly && !QUERY_FLAG(tmp, FLAG_FRIENDLY) && tmp->type!=PLAYER) \|\|	1301	if (tmp->flag [FLAG_ALIVE] \|\| tmp->is_player ())
1282	(!friendly && (QUERY_FLAG(tmp, FLAG_FRIENDLY) \|\| tmp->type==PLAYER))) {	1302	{
		1303	tmp = tmp->head_ ();
		1304
		1305	if ((friendly && !tmp->flag [FLAG_FRIENDLY] && !tmp->is_player ())
		1306	\|\| (!friendly && (tmp->flag [FLAG_FRIENDLY] \|\| tmp->is_player ())))
		1307	{
1283	if (spell_ob->subtype == SP_DESTRUCTION) {	1308	if (spell_ob->subtype == SP_DESTRUCTION)
		1309	{
1284	hit_player(tmp,dam,op,spell_ob->attacktype,0);	1310	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
1285	if (spell_ob->other_arch) {	1311
1286	tmp = arch_to_object(spell_ob->other_arch);	1312	if (spell_ob->other_arch)
1287	tmp->x = sx;	1313	m->insert (spell_ob->other_arch->instance (), nx, ny, op);
1288	tmp->y = sy;	1314	}
1289	insert_ob_in_map(tmp, m, op, 0);	1315	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist [ATNR_MAGIC] != 100)
1290	}	1316	{
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) {	1317	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1295	object *effect = arch_to_object(spell_ob->other_arch);	1318	m->insert (spell_ob->other_arch->instance (), nx, ny, op);
1296	effect->x = sx;	1319	}
1297	effect->y = sy;	1320	}
1298	insert_ob_in_map(effect, m, op, 0);	1321	}
1299	}	1322	}
1300	}
1301	}
1302	}
1303	}	1323	}
1304	}	1324
1305	}
1306	op->skill = skill;
1307	return 1;	1325	return 1;
1308	}	1326	}
1309		1327
1310	/***************************************************************************	1328	/***************************************************************************
1311	*	1329	*
1312	* CURSE	1330	* CURSE
1313	*	1331	*
1314	***************************************************************************/	1332	***************************************************************************/
1315		1333	int
1316	int cast_curse(object op, object caster, object *spell_ob, int dir) {	1334	cast_curse (object op, object caster, object *spell_ob, int dir)
		1335	{
1317	object *god = find_god(determine_god(op));	1336	object *god = find_god (determine_god (op));
1318	object tmp, force;	1337	object tmp, force;
1319		1338
1320	tmp = get_pointed_target(op, (dir==0)?op->direction:dir,	1339	tmp = get_pointed_target (op, (dir == 0) ? op->direction : dir, spell_ob->range, SPELL_GRACE);
1321	spell_ob->range, SPELL_GRACE);
1322	if (!tmp) {	1340	if (!tmp)
1323	new_draw_info(NDI_UNIQUE, 0, op,
1324	"There is no one in that direction to curse.");
1325	return 0;
1326	}	1341	{
		1342	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
		1343	return 0;
		1344	}
1327		1345
		1346	tmp = tmp->head_ ();
		1347
1328	/* If we've already got a force of this type, don't add a new one. */	1348	/* 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) {	1349	for (force = tmp->inv; force; force = force->below)
		1350	{
1330	if (force->type==FORCE && force->subtype == FORCE_CHANGE_ABILITY) {	1351	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
		1352	{
1331	if (force->name == spell_ob->name) {	1353	if (force->name == spell_ob->name)
1332	break;	1354	{
1333	}	1355	break;
		1356	}
1334	else if (spell_ob->race && spell_ob->race == force->name) {	1357	else if (spell_ob->race && spell_ob->race == force->name)
1335	new_draw_info_format(NDI_UNIQUE, 0, op,	1358	{
1336	"You can not cast %s while %s is in effect",	1359	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);	1360	return 0;
1338	return 0;	1361	}
		1362	}
1339	}	1363	}
1340	}	1364
		1365	if (!force)
1341	}	1366	{
1342
1343	if(force==NULL) {
1344	force=get_archetype(FORCE_NAME);	1367	force = get_archetype (FORCE_NAME);
1345	force->subtype = FORCE_CHANGE_ABILITY;	1368	force->subtype = FORCE_CHANGE_ABILITY;
1346	free_string(force->name);	1369
1347	if (spell_ob->race)	1370	if (spell_ob->race)
1348	force->name = add_refcount(spell_ob->race);	1371	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 {	1372	else
		1373	force->name = spell_ob->name;
		1374
		1375	force->name_pl = spell_ob->name;
		1376
		1377	}
		1378	else
		1379	{
1355	int duration;	1380	int duration;
1356		1381
1357	duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1382	duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1358	if (duration > force->duration) {	1383	if (duration > force->duration)
		1384	{
1359	force->duration = duration;	1385	force->duration = duration;
1360	new_draw_info(NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1386	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1361	} else {	1387	}
		1388	else
1362	new_draw_info(NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1389	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1363	}	1390
1364	return 1;	1391	return 1;
1365	}	1392	}
		1393
1366	force->duration = spell_ob->duration + SP_level_duration_adjust(caster, spell_ob) * 50;	1394	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1367	force->speed = 1.0;	1395	force->speed = 1.f;
1368	force->speed_left = -1.0;	1396	force->speed_left = -1.f;
1369	SET_FLAG(force, FLAG_APPLIED);	1397	SET_FLAG (force, FLAG_APPLIED);
1370		1398
1371	if(god) {	1399	if (god)
		1400	{
1372	if (spell_ob->last_grace)	1401	if (spell_ob->last_grace)
1373	force->path_repelled=god->path_repelled;	1402	force->path_repelled = god->path_repelled;
1374	if (spell_ob->last_grace)	1403	if (spell_ob->last_grace)
1375	force->path_denied=god->path_denied;	1404	force->path_denied = god->path_denied;
1376	new_draw_info_format(NDI_UNIQUE, 0,tmp,	1405	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);	1406	}
1378	} else	1407	else
1379	new_draw_info(NDI_UNIQUE, 0,op,"Your curse seems empty.");	1408	new_draw_info (NDI_UNIQUE, 0, op, "Your curse seems empty.");
1380		1409
1381		1410
1382	if(tmp!=op && op->type==PLAYER)	1411	if (tmp != op && op->type == PLAYER)
1383	new_draw_info_format(NDI_UNIQUE, 0, op, "You curse %s!",tmp->name);	1412	new_draw_info_format (NDI_UNIQUE, 0, op, "You curse %s!", &tmp->name);
1384		1413
1385	force->stats.ac = spell_ob->stats.ac;	1414	force->stats.ac = spell_ob->stats.ac;
1386	force->stats.wc = spell_ob->stats.wc;	1415	force->stats.wc = spell_ob->stats.wc;
1387		1416
1388	change_abil(tmp,force); /* Mostly to display any messages */	1417	change_abil (tmp, force); /* Mostly to display any messages */
1389	insert_ob_in_ob(force,tmp);	1418	insert_ob_in_ob (force, tmp);
1390	fix_player(tmp);	1419	tmp->update_stats ();
		1420
1391	return 1;	1421	return 1;
1392
1393	}	1422	}
1394
1395		1423
1396	/**********************************************************************	1424	/**********************************************************************
1397	* mood change	1425	* mood change
1398	* Arguably, this may or may not be an attack spell. But since it	1426	* 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	1427	* effects monsters, it seems best to put it into this file
1400	***********************************************************************/	1428	***********************************************************************/
1401		1429
1402	/* This covers the various spells that change the moods of monsters -	1430	/* This covers the various spells that change the moods of monsters -
1403	* makes them angry, peacful, friendly, etc.	1431	* makes them angry, peacful, friendly, etc.
1404	*/	1432	*/
		1433	int
1405	int mood_change(object op, object caster, object *spell) {	1434	mood_change (object op, object caster, object *spell)
		1435	{
1406	object tmp, god, *head;	1436	object tmp, god, *head;
1407	int done_one, range, mflags, level, at, best_at;	1437	int done_one, range, level, at, best_at;
1408	sint16 x, y, nx, ny;
1409	mapstruct *m;
1410	const char *race;	1438	const char *race;
1411		1439
1412	/* We precompute some values here so that we don't have to keep	1440	/* We precompute some values here so that we don't have to keep
1413	* doing it over and over again.	1441	* doing it over and over again.
1414	*/	1442	*/
1415	god=find_god(determine_god(op));	1443	god = find_god (determine_god (op));
1416	level=caster_level(caster, spell);	1444	level = casting_level (caster, spell);
1417	range = spell->range + SP_level_range_adjust(caster, spell);	1445	range = spell->range + SP_level_range_adjust (caster, spell);
1418		1446
1419	/* On the bright side, no monster should ever have a race of GOD_...	1447	/* 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	1448	* so even if the player doesn't worship a god, if race=GOD_.., it
1421	* won't ever match anything.	1449	* won't ever match anything.
1422	*/	1450	*/
1423	if (!spell->race) race=NULL;	1451	if (!spell->race)
1424	else if (god && !strcmp(spell->race, "GOD_SLAYING")) race = god->slaying;	1452	race = NULL;
1425	else if (god && !strcmp(spell->race, "GOD_FRIEND")) race = god->race;	1453	else if (god && spell->race == shstr_GOD_SLAYING)
		1454	race = god->slaying;
		1455	else if (god && spell->race == shstr_GOD_FRIEND)
		1456	race = god->race;
		1457	else
1426	else race = spell->race;	1458	race = spell->race;
		1459
		1460	dynbuf buf;
		1461	unordered_mapwalk (buf, op, -range, -range, range, range)
1427		1462	{
		1463	mapspace &ms = m->at (nx, ny);
1428		1464
1429	for (x = op->x - range; x <= op->x + range; x++)
1430	for (y = op->y - range; y <= op->y + range; y++) {
1431
1432	done_one=0;
1433	m = op->map;
1434	nx = x;
1435	ny = y;
1436	mflags = get_map_flags(m, &m, x, y, &nx, &ny);
1437	if (mflags & P_OUT_OF_MAP) continue;
1438
1439	/* If there is nothing living on this space, no need to go further */	1465	/* If there is nothing living on this space, no need to go further */
1440	if (!(mflags & P_IS_ALIVE)) continue;	1466	if (!ms.flags () & P_IS_ALIVE)
		1467	continue;
1441		1468
1442	for (tmp = get_map_ob(m, nx, ny); tmp; tmp = tmp->above)	1469	// players can only affect spaces that they can actually see
1443	if (QUERY_FLAG(tmp, FLAG_MONSTER)) break;	1470	if (caster
		1471	&& caster->contr
		1472	&& caster->contr->darkness_at (m, nx, ny) == LOS_BLOCKED)
		1473	continue;
1444		1474
		1475	for (tmp = ms.top; tmp; tmp = tmp->below)
		1476	if (tmp->flag [FLAG_MONSTER])
		1477	break;
		1478
1445	/* There can be living objects that are not monsters */	1479	/* There can be living objects that are not monsters */
1446	if (!tmp \|\| tmp->type==PLAYER) continue;	1480	if (!tmp)
		1481	continue;
1447		1482
1448	/* Only the head has meaningful data, so resolve to that */	1483	/* Only the head has meaningful data, so resolve to that */
1449	if (tmp->head) head=tmp->head;	1484	head = tmp->head_ ();
1450	else head=tmp;
1451		1485
1452	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1486	/* 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;	1487	if (race && head->race && !strstr (race, head->race))
		1488	continue;
		1489
1454	if (QUERY_FLAG(head, FLAG_UNDEAD) && !QUERY_FLAG(spell, FLAG_UNDEAD)) continue;	1490	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
		1491	continue;
1455		1492
1456	/* Now do a bunch of stuff related to saving throws */	1493	/* Now do a bunch of stuff related to saving throws */
1457	best_at = -1;	1494	best_at = -1;
1458	if (spell->attacktype) {	1495	if (spell->attacktype)
		1496	{
1459	for (at=0; at < NROFATTACKS; at++)	1497	for (at = 0; at < NROFATTACKS; at++)
1460	if (spell->attacktype & (1 << at))	1498	if (spell->attacktype & (1 << at))
1461	if (best_at == -1 \|\| head->resist[at] > head->resist[best_at]) best_at = at;	1499	if (best_at == -1 \|\| head->resist[at] > head->resist[best_at])
		1500	best_at = at;
1462		1501
1463	if (best_at == -1) at=0;	1502	if (best_at == -1)
		1503	at = 0;
1464	else {	1504	else
1465	if (head->resist[best_at] == 100) continue;
1466	else at = head->resist[best_at] / 5;
1467	}
1468	at -= level / 5;
1469	if (did_make_save(head, head->level, at)) continue;
1470	}
1471	else /* spell->attacktype */
1472	/*
1473	Spell has no attacktype (charm & such), so we'll have a specific saving:
1474	* if spell level < monster level, no go
1475	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1476
1477	The chance will then be in the range [20-70] percent, not too bad.
1478
1479	This is required to fix the 'charm monster' abuse, where a player level 1 can
1480	charm a level 125 monster...
1481
1482	Ryo, august 14th
1483	*/
1484	{	1505	{
1485	if ( head->level > level ) continue;	1506	if (head->resist[best_at] == 100)
1486	if ( random_roll( 0, 100, caster, PREFER_LOW ) >= ( 20 + MIN( 50, 2 * ( level - head->level ) ) ) )
1487	/* Failed, no effect */
1488	continue;	1507	continue;
		1508	else
		1509	at = head->resist[best_at] / 5;
1489	}	1510	}
1490		1511
		1512	at -= level / 5;
		1513	if (did_make_save (head, head->level, at))
		1514	continue;
		1515	}
		1516	else /* spell->attacktype */
		1517	{
		1518	/*
		1519	Spell has no attacktype (charm & such), so we'll have a specific saving:
		1520	* if spell level < monster level, no go
		1521	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
		1522
		1523	The chance will then be in the range [20-70] percent, not too bad.
		1524
		1525	This is required to fix the 'charm monster' abuse, where a player level 1 can
		1526	charm a level 125 monster...
		1527
		1528	Ryo, august 14th
		1529	*/
		1530	if (head->level > level)
		1531	continue;
		1532
		1533	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + min (50, 2 * (level - head->level))))
		1534	/* Failed, no effect */
		1535	continue;
		1536	}
		1537
1491	/* Done with saving throw. Now start effecting the monster */	1538	/* Done with saving throw. Now start affecting the monster */
		1539	done_one = 0;
1492		1540
1493	/* aggravation */	1541	/* aggravation */
1494	if (QUERY_FLAG(spell, FLAG_MONSTER)) {	1542	if (QUERY_FLAG (spell, FLAG_MONSTER))
		1543	{
1495	CLEAR_FLAG(head, FLAG_SLEEP);	1544	CLEAR_FLAG (head, FLAG_SLEEP);
1496	if (QUERY_FLAG(head, FLAG_FRIENDLY))
1497	remove_friendly_object(head);	1545	remove_friendly_object (head);
		1546	done_one = 1;
		1547	head->enemy = op;
		1548	}
1498		1549
1499	done_one = 1;
1500	head->enemy = op;
1501	}
1502
1503	/* calm monsters */	1550	/* calm monsters */
1504	if (QUERY_FLAG(spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG(head, FLAG_UNAGGRESSIVE)) {	1551	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
		1552	{
1505	SET_FLAG(head, FLAG_UNAGGRESSIVE);	1553	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1506	head->enemy = NULL;	1554	head->enemy = NULL;
1507	done_one = 1;	1555	done_one = 1;
1508	}	1556	}
1509		1557
1510	/* berserk monsters */	1558	/* berserk monsters */
1511	if (QUERY_FLAG(spell, FLAG_BERSERK) && !QUERY_FLAG(head, FLAG_BERSERK)) {	1559	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
		1560	{
1512	SET_FLAG(head, FLAG_BERSERK);	1561	SET_FLAG (head, FLAG_BERSERK);
1513	done_one = 1;	1562	done_one = 1;
1514	}	1563	}
		1564
1515	/* charm */	1565	/* charm */
1516	if (QUERY_FLAG(spell, FLAG_NO_ATTACK) && !QUERY_FLAG(head, FLAG_FRIENDLY)) {	1566	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1517	SET_FLAG(head, FLAG_FRIENDLY);	1567	{
		1568	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1569
1518	/* Prevent uncontolled outbreaks of self replicating monsters.	1570	/* Prevent uncontrolled outbreaks of self replicating monsters.
1519	Typical use case is charm, go somwhere, use aggravation to make hostile.	1571	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. */	1572	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1521	CLEAR_FLAG(head, FLAG_GENERATOR);	1573	CLEAR_FLAG (head, FLAG_GENERATOR);
1522	set_owner(head, op);	1574	head->set_owner (op);
1523	set_spell_skill(op, caster, spell, head);	1575	set_spell_skill (op, caster, spell, head);
1524	add_friendly_object(head);	1576	add_friendly_object (head);
1525	head->attack_movement = PETMOVE;	1577	head->attack_movement = PETMOVE;
1526	done_one = 1;	1578	done_one = 1;
1527	change_exp(op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1579	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1528	head->stats.exp = 0;	1580	head->stats.exp = 0;
1529	}	1581	}
1530		1582
1531	/* If a monster was effected, put an effect in */	1583	/* If a monster was effected, put an effect in */
1532	if (done_one && spell->other_arch) {	1584	if (done_one && spell->other_arch)
1533	tmp = arch_to_object(spell->other_arch);	1585	m->insert (spell->other_arch->instance (), nx, ny, op);
1534	tmp->x = nx;
1535	tmp->y = ny;
1536	insert_ob_in_map(tmp, m, op, 0);
1537	}	1586	}
1538	} /* for y */
1539		1587
1540	return 1;	1588	return 1;
1541	}	1589	}
1542
1543		1590
1544	/* Move_ball_spell: This handles ball type spells that just sort of wander	1591	/* 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	1592	* about. was called move_ball_lightning, but since more than the ball
1546	* lightning spell used it, that seemed misnamed.	1593	* lightning spell used it, that seemed misnamed.
1547	* op is the spell effect.	1594	* op is the spell effect.
1548	* note that duration is handled by process_object() in time.c	1595	* note that duration is handled by process_object() in time.c
1549	*/	1596	*/
1550		1597	void
1551	void move_ball_spell(object *op) {	1598	move_ball_spell (object *op)
		1599	{
1552	int i,j,dam_save,dir, mflags;	1600	int i, j, dam_save, dir, mflags;
1553	sint16 nx,ny, hx, hy;	1601	sint16 nx, ny, hx, hy;
1554	object *owner;	1602	object *owner;
1555	mapstruct *m;	1603	maptile *m;
1556		1604
1557	owner = get_owner(op);	1605	owner = op->owner;
1558		1606
1559	/* the following logic makes sure that the ball doesn't move into a wall,	1607	/* 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	1608	* 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	1609	* 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	1610	* offset to move the ball, eg, keep it mostly on course, with some
1563	* deviations.	1611	* deviations.
1564	*/	1612	*/
1565		1613
1566	dir = 0;	1614	dir = 0;
1567	if(!(rndm(0, 3)))	1615	if (!(rndm (0, 3)))
1568	j = rndm(0, 1);	1616	j = rndm (0, 1);
1569	else j=0;	1617	else
		1618	j = 0;
1570		1619
1571	for(i = 1; i < 9; i++) {	1620	for (i = 1; i < 9; i++)
		1621	{
1572	/* i bit 0: alters sign of offset	1622	/* i bit 0: alters sign of offset
1573	* other bits (i / 2): absolute value of offset	1623	* other bits (i / 2): absolute value of offset
1574	*/	1624	*/
1575
1576	int offset = ((i ^ j) & 1) ? (i / 2) : - (i / 2);	1625	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1577	int tmpdir = absdir (op->direction + offset);	1626	int tmpdir = absdir (op->direction + offset);
1578		1627
1579	nx = op->x + freearr_x[tmpdir];	1628	nx = op->x + freearr_x[tmpdir];
1580	ny = op->y + freearr_y[tmpdir];	1629	ny = op->y + freearr_y[tmpdir];
1581	if ( ! (get_map_flags(op->map, &m, nx, ny, &nx, &ny) & P_OUT_OF_MAP) &&	1630	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)))) {	1631	{
1583	dir = tmpdir;	1632	dir = tmpdir;
1584	break;	1633	break;
1585	}	1634	}
1586	}	1635	}
		1636
1587	if (dir == 0) {	1637	if (dir == 0)
1588	nx = op->x;
1589	ny = op->y;
1590	m = op->map;
1591	}	1638	{
		1639	nx = op->x;
		1640	ny = op->y;
		1641	m = op->map;
		1642	}
1592		1643
1593	remove_ob(op);	1644	m->insert (op, nx, ny, op);
1594	op->y=ny;	1645
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	1646	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1599	surrounding squares */	1647	surrounding squares */
1600		1648
1601	/* loop over current square and neighbors to hit.	1649	/* loop over current square and neighbors to hit.
1602	* if this has an other_arch field, we insert that in	1650	* if this has an other_arch field, we insert that in
1603	* the surround spaces.	1651	* the surround spaces.
1604	*/	1652	*/
1605	for(j=0;j<9;j++) {	1653	for (j = 0; j < 9; j++)
1606	object *new_ob;	1654	{
1607
1608	hx = nx+freearr_x[j];	1655	hx = nx + freearr_x[j];
1609	hy = ny+freearr_y[j];	1656	hy = ny + freearr_y[j];
1610		1657
1611	m = op->map;	1658	m = op->map;
1612	mflags = get_map_flags(m, &m, hx, hy, &hx, &hy);	1659	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
1613		1660
1614	if (mflags & P_OUT_OF_MAP) continue;	1661	if (mflags & P_OUT_OF_MAP)
		1662	continue;
1615		1663
1616	/* first, don't ever, ever hit the owner. Don't hit out	1664	/* first, don't ever, ever hit the owner. Don't hit out
1617	* of the map either.	1665	* of the map either.
1618	*/	1666	*/
1619		1667
1620	if((mflags & P_IS_ALIVE) && (!owner \|\| owner->x!=hx \|\| owner->y!=hy \|\| !on_same_map(owner,op))) {	1668	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;	1669	{
		1670	if (j)
		1671	op->stats.dam = dam_save / 2;
		1672
1622	hit_map(op,j,op->attacktype,1);	1673	hit_map (op, j, op->attacktype, 1);
		1674	}
1623		1675
1624	}
1625
1626	/* insert the other arch */	1676	/* insert the other arch */
1627	if(op->other_arch && !(OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, hx, hy)))) {	1677	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);	1678	m->insert (op->other_arch->instance (), 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	}	1679	}
1634		1680
1635	/* restore to the center location and damage*/	1681	/* restore to the center location and damage */
1636	op->stats.dam = dam_save;	1682	op->stats.dam = dam_save;
1637		1683
1638	i=spell_find_dir(op->map,op->x,op->y,get_owner(op));	1684	i = spell_find_dir (op->map, op->x, op->y, op->owner);
1639		1685
1640	if(i>=0) { /* we have a preferred direction! */	1686	if (i >= 0)
		1687	{ /* we have a preferred direction! */
1641	/* pick another direction if the preferred dir is blocked. */	1688	/* 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 \|\|	1689	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))) {	1690	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1644	i= absdir(i + rndm(0, 2) -1); /* -1, 0, +1 */	1691	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1645	}	1692
1646	op->direction=i;	1693	op->direction = i;
1647	}	1694	}
1648	}	1695	}
1649		1696
1650
1651	/* move_swarm_spell: peterm	1697	/* move_swarm_spell: peterm
1652	* This is an implementation of the swarm spell. It was written for	1698	* This is an implementation of the swarm spell. It was written for
1653	* meteor swarm, but it could be used for any swarm. A swarm spell	1699	* meteor swarm, but it could be used for any swarm. A swarm spell
1654	* is a special type of object that casts swarms of other types	1700	* 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	1701	* 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.	1702	* from a set of squares surrounding the caster, in a given direction.
1657	*/	1703	*/
1658		1704	void
1659	void move_swarm_spell(object *op)	1705	move_swarm_spell (object *op)
1660	{	1706	{
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	1707	#if 0
1683	// this is bogus: it causes wrong places to be checked below	1708	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	1709	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	1710	sint16 target_x, target_y, origin_x, origin_y;
1686	// space.	1711	int adjustdir;
1687	// should be fixed later, but correctness before featurs...	1712	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	1713	#endif
		1714	object *owner = op->env;
1730		1715
		1716	if (!owner) // MUST not happen, remove when true TODO
		1717	{
		1718	LOG (llevError, "swarm spell found outside inventory: %s\n", op->debug_desc ());
		1719	op->destroy ();
		1720	return;
		1721	}
		1722
		1723	if (!op->duration \|\| !owner->is_on_map ())
		1724	{
		1725	op->drop_and_destroy ();
		1726	return;
		1727	}
		1728
		1729	op->duration--;
		1730
		1731	int basedir = op->direction;
		1732	if (!basedir)
		1733	{
		1734	/* spray in all directions! 8) */
		1735	op->facing = (op->facing + op->state) & 7;
		1736	basedir = op->facing + 1;
		1737	}
		1738
		1739	#if 0
		1740	// this is bogus: it causes wrong places to be checked below
		1741	// (a wall 2 cells away will block the effect...) and
		1742	// doesn't work for SP_BULLET anyhow, so again tests the wrong
		1743	// space.
		1744	// should be fixed later, but correctness before features...
		1745	// (schmorp)
		1746
		1747	/* new offset calculation to make swarm element distribution
		1748	* more uniform
		1749	*/
		1750	if (op->duration)
		1751	{
		1752	if (basedir & 1)
		1753	{
		1754	adjustdir = cardinal_adjust[rndm (0, 8)];
		1755	}
		1756	else
		1757	{
		1758	adjustdir = diagonal_adjust[rndm (0, 9)];
		1759	}
		1760	}
		1761	else
		1762	{
		1763	adjustdir = 0; /* fire the last one from forward. */
		1764	}
		1765
		1766	target_x = op->x + freearr_x[absdir (basedir + adjustdir)];
		1767	target_y = op->y + freearr_y[absdir (basedir + adjustdir)];
		1768
		1769	/* back up one space so we can hit point-blank targets, but this
		1770	* necessitates extra out_of_map check below
		1771	*/
		1772	origin_x = target_x - freearr_x[basedir];
		1773	origin_y = target_y - freearr_y[basedir];
		1774
		1775
1731	/* spell pointer is set up for the spell this casts. Since this	1776	/* spell pointer is set up for the spell this casts. Since this
1732	* should just be a pointer to the spell in some inventory,	1777	* should just be a pointer to the spell in some inventory,
1733	* it is unlikely to disappear by the time we need it. However,	1778	* it is unlikely to disappear by the time we need it. However,
1734	* do some sanity checking anyways.	1779	* do some sanity checking anyways.
1735	*/	1780	*/
		1781
		1782	if (op->spell && op->spell->type == SPELL &&
		1783	!(get_map_flags (op->map, &m, target_x, target_y, &target_x, &target_y) & P_OUT_OF_MAP) &&
		1784	!(OB_TYPE_MOVE_BLOCK (op->spell, GET_MAP_MOVE_BLOCK (m, target_x, target_y))))
1736		1785	{
		1786
		1787	/* Bullet spells have a bunch more customization that needs to be done */
		1788	if (op->spell->subtype == SP_BULLET)
		1789	fire_bullet (owner, op, basedir, op->spell);
		1790	else if (op->spell->subtype == SP_MAGIC_MISSILE)
		1791	fire_arch_from_position (owner, op, origin_x, origin_y, basedir, op->spell);
		1792	}
		1793	#endif
		1794
		1795	/* spell pointer is set up for the spell this casts. Since this
		1796	* should just be a pointer to the spell in some inventory,
		1797	* it is unlikely to disappear by the time we need it. However,
		1798	* do some sanity checking anyways.
		1799	*/
		1800
1737	if (op->spell && op->spell->type == SPELL)	1801	if (op->spell && op->spell->type == SPELL)
1738	{	1802	{
1739	/* Bullet spells have a bunch more customization that needs to be done */	1803	/* Bullet spells have a bunch more customization that needs to be done */
1740	if (op->spell->subtype == SP_BULLET)	1804	if (op->spell->subtype == SP_BULLET)
1741	fire_bullet(owner, op, basedir, op->spell);	1805	fire_bullet (owner, op, basedir, op->spell);
1742	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1806	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1743	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1807	fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell);
1744	}	1808	}
1745	}	1809	}
1746
1747
1748
1749		1810
1750	/* fire_swarm:	1811	/* fire_swarm:
1751	* The following routine creates a swarm of objects. It actually	1812	* The following routine creates a swarm of objects. It actually
1752	* sets up a specific swarm object, which then fires off all	1813	* sets up a specific swarm object, which then fires off all
1753	* the parts of the swarm.	1814	* the parts of the swarm.
…		…
1756	* caster: the caster (owner, wand, rod, scroll)	1817	* caster: the caster (owner, wand, rod, scroll)
1757	* dir: the direction everything will be fired in	1818	* dir: the direction everything will be fired in
1758	* spell - the spell that is this spell.	1819	* spell - the spell that is this spell.
1759	* n: the number to be fired.	1820	* n: the number to be fired.
1760	*/	1821	*/
1761		1822	int
1762	int fire_swarm (object op, object caster, object *spell, int dir)	1823	fire_swarm (object op, object caster, object *spell, int dir)
1763	{	1824	{
1764	object *tmp;
1765	int i;
1766
1767	if (!spell->other_arch) return 0;	1825	if (!spell->other_arch)
		1826	return 0;
1768		1827
1769	tmp=get_archetype(SWARM_SPELL);	1828	object *tmp = archetype::get (SWARM_SPELL);
1770	tmp->x=op->x;	1829
1771	tmp->y=op->y;
1772	set_owner(tmp,op); /* needed so that if swarm elements kill, caster gets xp.*/
1773	set_spell_skill(op, caster, spell, tmp);	1830	set_spell_skill (op, caster, spell, tmp);
1774
1775	tmp->level=caster_level(caster, spell); /needed later, to get level dep. right./	1831	tmp->level = casting_level (caster, spell); /* needed later, to get level dep. right. */
1776	tmp->spell = arch_to_object(spell->other_arch);	1832	tmp->spell = spell->other_arch->instance ();
1777
1778	tmp->attacktype = tmp->spell->attacktype;	1833	tmp->attacktype = tmp->spell->attacktype;
1779		1834
1780	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER) {	1835	if (tmp->attacktype & AT_HOLYWORD \|\| tmp->attacktype & AT_GODPOWER)
1781	if ( ! tailor_god_spell (tmp, op))	1836	if (!tailor_god_spell (tmp, op))
1782	return 1;	1837	return 1;
1783	}	1838
1784	tmp->duration = SP_level_duration_adjust(caster, spell);	1839	tmp->duration = SP_level_duration_adjust (caster, spell);
1785	for (i=0; i< spell->duration; i++)	1840	for (int i = 0; i < spell->duration; i++)
1786	tmp->duration += die_roll(1, 3, op, PREFER_HIGH);	1841	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
1787		1842
1788	tmp->direction=dir;
1789	tmp->invisible=1;	1843	tmp->invisible = 1;
1790	insert_ob_in_map(tmp,op->map,op,0);	1844	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
		1845	tmp->direction = dir;
		1846	tmp->facing = rndm (1, 8); // initial firing direction
		1847	tmp->state = rndm (4) * 2 + 1; // direction increment
		1848
		1849	op->insert (tmp);
		1850
1791	return 1;	1851	return 1;
1792	}	1852	}
1793
1794		1853
1795	/* See the spells documentation file for why this is its own	1854	/* See the spells documentation file for why this is its own
1796	* function.	1855	* function.
1797	*/	1856	*/
		1857	int
1798	int cast_light(object op,object caster,object *spell, int dir) {	1858	cast_light (object op, object caster, object *spell, int dir)
		1859	{
1799	object target=NULL,tmp=NULL;	1860	object target = NULL, tmp = NULL;
1800	sint16 x,y;	1861	sint16 x, y;
1801	int dam, mflags;	1862	int dam, mflags;
1802	mapstruct *m;	1863	maptile *m;
1803		1864
1804	dam = spell->stats.dam + SP_level_dam_adjust(caster,spell);	1865	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1805		1866
1806	if(!dir) {	1867	if (dir)
1807	new_draw_info(NDI_UNIQUE, 0,op,"In what direction?");
1808	return 0;
1809	}	1868	{
1810
1811	x=op->x+freearr_x[dir];	1869	x = op->x + freearr_x[dir];
1812	y=op->y+freearr_y[dir];	1870	y = op->y + freearr_y[dir];
1813	m = op->map;	1871	m = op->map;
1814		1872
1815	mflags = get_map_flags(m, &m, x, y, &x, &y);	1873	mflags = get_map_flags (m, &m, x, y, &x, &y);
1816		1874
1817	if (mflags & P_OUT_OF_MAP) {	1875	if (mflags & P_OUT_OF_MAP)
		1876	{
1818	new_draw_info(NDI_UNIQUE, 0,op,"Nothing is there.");	1877	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
1819	return 0;	1878	return 0;
1820	}	1879	}
1821		1880
1822	if (mflags & P_IS_ALIVE && spell->attacktype) {	1881	if (mflags & P_IS_ALIVE && spell->attacktype)
1823	for(target=get_map_ob(m,x,y);target;target=target->above)	1882	{
		1883	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
1824	if(QUERY_FLAG(target,FLAG_MONSTER)) {	1884	if (QUERY_FLAG (target, FLAG_MONSTER))
		1885	{
1825	/* oky doky. got a target monster. Lets make a blinding attack */	1886	/* oky doky. got a target monster. Lets make a blinding attack */
1826	if(target->head) target = target->head;	1887	if (target->head)
		1888	target = target->head;
		1889
1827	(void) hit_player(target,dam,op,spell->attacktype,1);	1890	hit_player (target, dam, op, spell->attacktype, 1);
1828	return 1; /* one success only! */	1891	return 1; /* one success only! */
1829	}	1892	}
1830	}	1893	}
1831		1894
1832	/* no live target, perhaps a wall is in the way? */	1895	/* no live target, perhaps a wall is in the way? */
1833	if (OB_TYPE_MOVE_BLOCK(op, GET_MAP_MOVE_BLOCK(m, x, y))) {	1896	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
		1897	{
1834	new_draw_info(NDI_UNIQUE, 0,op,"Something is in the way.");	1898	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
1835	return 0;	1899	return 0;
		1900	}
1836	}	1901	}
1837		1902
1838	/* ok, looks groovy to just insert a new light on the map */	1903	/* ok, looks groovy to just insert a new light on the map */
1839	tmp=arch_to_object(spell->other_arch);	1904	tmp = spell->other_arch->instance ();
1840	if(!tmp) {	1905	if (!tmp)
		1906	{
1841	LOG(llevError,"Error: spell arch for cast_light() missing.\n");	1907	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
1842	return 0;	1908	return 0;
1843	}	1909	}
		1910
1844	tmp->stats.food = spell->duration + SP_level_duration_adjust(caster,spell);	1911	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
		1912
1845	if (tmp->glow_radius) {	1913	if (tmp->glow_radius)
1846	tmp->glow_radius= spell->range + SP_level_range_adjust(caster,spell);	1914	tmp->set_glow_radius (
1847	if (tmp->glow_radius > MAX_LIGHT_RADII) tmp->glow_radius = MAX_LIGHT_RADII;	1915	clamp (spell->range + SP_level_range_adjust (caster, spell), 1, MAX_LIGHT_RADIUS)
1848	}	1916	);
1849	tmp->x=x;	1917
1850	tmp->y=y;	1918	if (dir)
1851	insert_ob_in_map(tmp,m,op,0);	1919	m->insert (tmp, x, y, op);
		1920	else
		1921	caster->outer_env_or_self ()->insert (tmp);
		1922
1852	return 1;	1923	return 1;
1853	}	1924	}
1854
1855
1856
1857		1925
1858	/* cast_cause_disease: this spell looks along <dir> from the	1926	/* cast_cause_disease: this spell looks along <dir> from the
1859	* player and infects someone.	1927	* player and infects someone.
1860	* op is the player/monster, caster is the object, dir is the direction	1928	* 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	1929	* to cast, disease_arch is the specific disease, and type is the spell number
1862	* perhaps this should actually be in disease.c?	1930	* perhaps this should actually be in disease.c?
1863	*/	1931	*/
1864		1932	int
1865	int cast_cause_disease(object op, object caster, object *spell, int dir) {	1933	cast_cause_disease (object op, object caster, object *spell, int dir)
		1934	{
1866	sint16 x,y;	1935	sint16 x, y;
1867	int i, mflags, range, dam_mod, dur_mod;	1936	int i, mflags, range, dam_mod, dur_mod;
1868	object *walk;	1937	object *walk;
1869	mapstruct *m;	1938	maptile *m;
1870		1939
1871	x = op->x;	1940	x = op->x;
1872	y = op->y;	1941	y = op->y;
1873		1942
1874	/* If casting from a scroll, no direction will be available, so refer to the	1943	/* If casting from a scroll, no direction will be available, so refer to the
1875	* direction the player is pointing.	1944	* direction the player is pointing.
1876	*/	1945	*/
		1946	if (!dir)
1877	if (!dir) dir=op->facing;	1947	dir = op->facing;
		1948
		1949	if (!dir)
1878	if (!dir) return 0; /* won't find anything if casting on ourself, so just return */	1950	return 0; /* won't find anything if casting on ourself, so just return */
1879		1951
1880	/* Calculate these once here */	1952	/* Calculate these once here */
1881	range = spell->range + SP_level_range_adjust(caster, spell);	1953	range = spell->range + SP_level_range_adjust (caster, spell);
1882	dam_mod = SP_level_dam_adjust(caster, spell);	1954	dam_mod = SP_level_dam_adjust (caster, spell);
1883	dur_mod = SP_level_duration_adjust(caster, spell);	1955	dur_mod = SP_level_duration_adjust (caster, spell);
1884		1956
1885	/* search in a line for a victim */	1957	/* search in a line for a victim */
1886	for(i=1; i<range; i++) {	1958	for (i = 1; i < range; i++)
		1959	{
1887	x = op->x + i * freearr_x[dir];	1960	x = op->x + i * freearr_x[dir];
1888	y = op->y + i * freearr_y[dir];	1961	y = op->y + i * freearr_y[dir];
1889	m = op->map;	1962	m = op->map;
1890		1963
1891	mflags = get_map_flags(m, &m, x, y, &x, &y);	1964	mflags = get_map_flags (m, &m, x, y, &x, &y);
1892		1965
1893	if (mflags & P_OUT_OF_MAP) return 0;	1966	if (mflags & P_OUT_OF_MAP)
		1967	return 0;
1894		1968
1895	/* don't go through walls - presume diseases are airborne */	1969	/* don't go through walls - presume diseases are airborne */
1896	if (GET_MAP_MOVE_BLOCK(m, x, y) & MOVE_FLY_LOW) return 0;	1970	if (GET_MAP_MOVE_BLOCK (m, x, y) & MOVE_FLY_LOW)
		1971	return 0;
1897		1972
1898	/* Only bother looking on this space if there is something living here */	1973	/* Only bother looking on this space if there is something living here */
1899	if (mflags & P_IS_ALIVE) {	1974	if (mflags & P_IS_ALIVE)
		1975	{
1900	/* search this square for a victim */	1976	/* search this square for a victim */
1901	for(walk=get_map_ob(m,x,y);walk;walk=walk->above)	1977	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 */	1978	if (QUERY_FLAG (walk, FLAG_MONSTER) \|\| (walk->type == PLAYER))
1903	object *disease = arch_to_object(spell->other_arch);	1979	{ /* found a victim */
		1980	object *disease = spell->other_arch->instance ();
1904		1981
1905	set_owner(disease,op);	1982	disease->set_owner (op);
1906	set_spell_skill(op, caster, spell, disease);	1983	set_spell_skill (op, caster, spell, disease);
1907	disease->stats.exp = 0;	1984	disease->stats.exp = 0;
1908	disease->level = caster_level(caster, spell);	1985	disease->level = casting_level (caster, spell);
1909		1986
1910	/* do level adjustments */	1987	/* do level adjustments */
1911	if(disease->stats.wc)	1988	if (disease->stats.wc ) disease->stats.wc += dur_mod / 2;
1912	disease->stats.wc += dur_mod/2;	1989	if (disease->magic > 0) disease->magic += dur_mod / 8;
		1990	if (disease->stats.maxhp > 0) disease->stats.maxhp += dur_mod;
		1991	if (disease->stats.maxgrace > 0) disease->stats.maxgrace += dur_mod;
1913		1992
1914	if(disease->magic> 0)	1993	if (disease->last_sp)
1915	disease->magic += dur_mod/4;	1994	{
		1995	disease->last_sp -= 2 * dam_mod;
1916		1996
1917	if(disease->stats.maxhp>0)	1997	if (disease->last_sp < 1)
1918	disease->stats.maxhp += dur_mod;	1998	disease->last_sp = 1;
		1999	}
1919		2000
1920	if(disease->stats.maxgrace>0)	2001	if (disease->stats.dam ) disease->stats.dam += copysign (disease->stats.dam , dam_mod);
1921	disease->stats.maxgrace += dur_mod;	2002	if (disease->stats.maxsp) disease->stats.maxsp += copysign (disease->stats.maxsp, dam_mod);
		2003	if (disease->stats.ac ) disease->stats.ac += dam_mod;
		2004	if (disease->last_eat ) disease->last_eat -= dam_mod;
		2005	if (disease->stats.hp ) disease->stats.hp -= dam_mod;
		2006	if (disease->stats.sp ) disease->stats.sp -= dam_mod;
1922		2007
1923	if(disease->stats.dam) {
1924	if(disease->stats.dam > 0)
1925	disease->stats.dam += dam_mod;
1926	else disease->stats.dam -= dam_mod;
1927	}
1928
1929	if(disease->last_sp) {
1930	disease->last_sp -= 2*dam_mod;
1931	if(disease->last_sp <1) disease->last_sp = 1;
1932	}
1933
1934	if(disease->stats.maxsp) {
1935	if(disease->stats.maxsp > 0)
1936	disease->stats.maxsp += dam_mod;
1937	else disease->stats.maxsp -= dam_mod;
1938	}
1939
1940	if(disease->stats.ac)
1941	disease->stats.ac += dam_mod;
1942
1943	if(disease->last_eat)
1944	disease->last_eat -= dam_mod;
1945
1946	if(disease->stats.hp)
1947	disease->stats.hp -= dam_mod;
1948
1949	if(disease->stats.sp)
1950	disease->stats.sp -= dam_mod;
1951
1952	if(infect_object(walk,disease,1)) {	2008	if (infect_object (walk, disease, 1))
1953	object flash; / visual effect for inflicting disease */	2009	{
		2010	op->statusmsg (format ("You inflict %s on %s!", &disease->name, &walk->name));
1954		2011
1955	new_draw_info_format(NDI_UNIQUE, 0, op, "You inflict %s on %s!",disease->name,walk->name);	2012	disease->destroy (); /* don't need this one anymore */
		2013	walk->map->insert (get_archetype (shstr_detect_magic), x, y, op);
		2014	return 1;
		2015	}
1956		2016
1957	free_object(disease); /* don't need this one anymore */	2017	disease->destroy ();
1958	flash=get_archetype(ARCH_DETECT_MAGIC);	2018	}
1959	flash->x = x;	2019	} /* if living creature */
1960	flash->y = y;	2020	} /* for range of spaces */
1961	flash->map = walk->map;	2021
1962	insert_ob_in_map(flash,walk->map,op,0);
1963	return 1;
1964	}
1965	free_object(disease);
1966	}
1967	} /* if living creature */
1968	} /* for range of spaces */
1969	new_draw_info(NDI_UNIQUE,0,op,"No one caught anything!");	2022	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
1970	return 1;	2023	return 1;
1971	}	2024	}

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Comparing deliantra/server/server/spell_attack.C (file contents): Revision 1.2 by elmex, Tue Aug 15 15:00:20 2006 UTC vs. Revision 1.101 by root, Sat Apr 10 05:12:57 2010 UTC

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Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.2 by elmex, Tue Aug 15 15:00:20 2006 UTC vs.
Revision 1.101 by root, Sat Apr 10 05:12:57 2010 UTC