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

Comparing deliantra/server/server/spell_attack.C (file contents):
Revision 1.10 by root, Sun Sep 10 23:24:12 2006 UTC vs.
Revision 1.76 by root, Sun Dec 28 08:09:49 2008 UTC

1
2	/*	1	/*
3	* static char *rcsid_spell_attack_c =	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
4	* "$Id: spell_attack.C,v 1.10 2006/09/10 23:24:12 root Exp $";	3	*
5	*/	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
6
7
8	/*
9	CrossFire, A Multiplayer game for X-windows
10
11	Copyright (C) 2002-2003 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002-2003,2007 Mark Wedel & Crossfire Development Team
12	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
13		7	*
14	This program is free software; you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify
15	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
16	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
17	(at your option) any later version.	11	* (at your option) any later version.
18		12	*
19	This program is distributed in the hope that it will be useful,	13	* This program is distributed in the hope that it will be useful,
20	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
21	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
22	GNU General Public License for more details.	16	* GNU General Public License for more details.
23		17	*
24	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
25	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
26	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
27		21	* The authors can be reached via e-mail to <support@deliantra.net>
28	The authors can be reached via e-mail at crossfire-devel@real-time.com
29	*/	22	*/
30		23
31	/* This file contains all the spell attack code. Grouping this code	24	/* This file contains all the spell attack code. Grouping this code
32	* together should hopefully make it easier to find the relevent bits	25	* together should hopefully make it easier to find the relevent bits
33	* of code	26	* of code
34	*/	27	*/
35		28
36	#include <global.h>	29	#include <global.h>
37	#include <object.h>	30	#include <object.h>
38	#include <living.h>	31	#include <living.h>
39	#ifndef __CEXTRACT__
40	# include <sproto.h>	32	#include <sproto.h>
41	#endif
42	#include <spells.h>	33	#include <spells.h>
43	#include <sounds.h>	34	#include <sounds.h>
44		35
45	/* this function checks to see if a spell pushes objects as well	36	/* this function checks to see if a spell pushes objects as well
46	* as flies over and damages them (only used for cones for now)	37	* as flies over and damages them (only used for cones for now)
47	* but moved here so it could be applied to bolts too	38	* but moved here so it could be applied to bolts too
48	* op is the spell object.	39	* op is the spell object.
49	*/	40	*/
50
51	void	41	void
52	check_spell_knockback (object *op)	42	check_spell_knockback (object *op)
53	{	43	{
54	object *tmp, *tmp2; /* object on the map */
55	int weight_move;	44	int weight_move;
56	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */	45	int frictionmod = 2; /*poor man's physics - multipy targets weight by this amount */
57		46
58	if (!op->weight)	47	if (!op->weight)
59	{ /*shouldn't happen but if cone object has no weight drop out */	48	{ /*shouldn't happen but if cone object has no weight drop out */
…		…
64	{	53	{
65	weight_move = op->weight + (op->weight * op->level) / 3;	54	weight_move = op->weight + (op->weight * op->level) / 3;
66	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */	55	/*LOG (llevDebug, "DEBUG: arch weighs %d and masses %d (%s,level %d)\n", op->weight,weight_move,op->name,op->level); */
67	}	56	}
68		57
69	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	58	for (object *tmp = op->ms ().bot; tmp; tmp = tmp->above)
70	{	59	{
71	int num_sections = 1;	60	int num_sections = 1;
72		61
73	/* don't move DM */	62	/* don't move DM */
74	if (QUERY_FLAG (tmp, FLAG_WIZ))	63	if (QUERY_FLAG (tmp, FLAG_WIZ))
…		…
81	/* don't move floors or immobile objects */	70	/* don't move floors or immobile objects */
82	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))	71	if (QUERY_FLAG (tmp, FLAG_IS_FLOOR) || (!QUERY_FLAG (tmp, FLAG_ALIVE) && QUERY_FLAG (tmp, FLAG_NO_PICK)))
83	continue;	72	continue;
84		73
85	/* count the object's sections */	74	/* count the object's sections */
86	for (tmp2 = tmp; tmp2 != NULL; tmp2 = tmp2->more)	75	for (object *tmp2 = tmp; tmp2; tmp2 = tmp2->more)
87	num_sections++;	76	num_sections++;
88		77
89	/* I'm not sure if it makes sense to divide by num_sections - bigger	78	/* I'm not sure if it makes sense to divide by num_sections - bigger
90	* objects should be harder to move, and we are moving the entire	79	* objects should be harder to move, and we are moving the entire
91	* object, not just the head, so the total weight should be relevant.	80	* object, not just the head, so the total weight should be relevant.
…		…
115	*	104	*
116	* BOLT CODE	105	* BOLT CODE
117	*	106	*
118	***************************************************************************/	107	***************************************************************************/
119		108
120	/* Causes op to fork. op is the original bolt, tmp	109	/* Causes op to fork. op is the original bolt, tmp
121	* is the first piece of the fork.	110	* is the first piece of the fork.
122	*/	111	*/
123
124	void	112	void
125	forklightning (object *op, object *tmp)	113	forklightning (object *op, object *tmp)
126	{	114	{
127	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */	115	int new_dir = 1; /* direction or -1 for left, +1 for right 0 if no new bolt */
128	int t_dir; /* stores temporary dir calculation */	116	int t_dir; /* stores temporary dir calculation */
129	mapstruct *m;	117	maptile *m;
130	sint16 sx, sy;	118	sint16 sx, sy;
131	object *new_bolt;	119	object *new_bolt;
132		120
133	/* pick a fork direction. tmp->stats.Con is the left bias	121	/* pick a fork direction. tmp->stats.Con is the left bias
134	* i.e., the chance in 100 of forking LEFT	122	* i.e., the chance in 100 of forking LEFT
…		…
147		135
148	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))	136	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (m, sx, sy)))
149	return;	137	return;
150		138
151	/* OK, we made a fork */	139	/* OK, we made a fork */
152	new_bolt = get_object ();	140	new_bolt = tmp->clone ();
153	copy_object (tmp, new_bolt);
154		141
155	/* reduce chances of subsequent forking */	142	/* reduce chances of subsequent forking */
156	new_bolt->stats.Dex -= 10;	143	new_bolt->stats.Dex -= 10;
157	tmp->stats.Dex -= 10; /* less forks from main bolt too */	144	tmp->stats.Dex -= 10; /* less forks from main bolt too */
158	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */	145	new_bolt->stats.Con += 25 * new_dir; /* adjust the left bias */
159	new_bolt->speed_left = -0.1;	146	new_bolt->speed_left = -0.1f;
160	new_bolt->direction = t_dir;	147	new_bolt->direction = t_dir;
161	new_bolt->duration++;	148	new_bolt->duration++;
162	new_bolt->x = sx;
163	new_bolt->y = sy;
164	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */	149	new_bolt->stats.dam /= 2; /* reduce daughter bolt damage */
165	new_bolt->stats.dam++;	150	new_bolt->stats.dam++;
166	tmp->stats.dam /= 2; /* reduce father bolt damage */	151	tmp->stats.dam /= 2; /* reduce father bolt damage */
167	tmp->stats.dam++;	152	tmp->stats.dam++;
168	new_bolt = insert_ob_in_map (new_bolt, m, op, 0);	153
		154	if ((new_bolt = m->insert (new_bolt, sx, sy, op)))
169	update_turn_face (new_bolt);	155	update_turn_face (new_bolt);
170	}	156	}
171		157
172	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,	158	/* move_bolt: moves bolt 'op'. Basically, it just advances a space,
173	* and checks for various things that may stop it.	159	* and checks for various things that may stop it.
174	*/	160	*/
175
176	void	161	void
177	move_bolt (object *op)	162	move_bolt (object *op)
178	{	163	{
179	object *tmp;
180	int mflags;	164	int mflags;
181	sint16 x, y;	165	sint16 x, y;
182	mapstruct *m;	166	maptile *m;
183		167
184	if (--(op->duration) < 0)	168	if (--op->duration < 0)
185	{
186	remove_ob (op);
187	free_object (op);
188	return;
189	}	169	{
		170	op->drop_and_destroy ();
		171	return;
		172	}
		173
190	hit_map (op, 0, op->attacktype, 1);	174	hit_map (op, 0, op->attacktype, 1);
191		175
192	if (!op->direction)	176	if (!op->direction)
193	return;	177	return;
194		178
195	if (--op->range < 0)	179	if (--op->range < 0)
196	{
197	op->range = 0;	180	op->range = 0;
198	}
199	else	181	else
200	{	182	{
201	x = op->x + DIRX (op);	183	x = op->x + DIRX (op);
202	y = op->y + DIRY (op);	184	y = op->y + DIRY (op);
203	m = op->map;	185	m = op->map;
…		…
211	* on the space. So only call reflwall if we think the data it returns	193	* on the space. So only call reflwall if we think the data it returns
212	* will be useful.	194	* will be useful.
213	*/	195	*/
214	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))	196	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)) || ((mflags & P_IS_ALIVE) && reflwall (m, x, y, op)))
215	{	197	{
216
217	if (!QUERY_FLAG (op, FLAG_REFLECTING))	198	if (!QUERY_FLAG (op, FLAG_REFLECTING))
218	return;	199	return;
219		200
220	/* Since walls don't run diagonal, if the bolt is in	201	/* Since walls don't run diagonal, if the bolt is in
221	* one of 4 main directions, it just reflects back in the	202	* one of 4 main directions, it just reflects back in the
…		…
251	else if (left)	232	else if (left)
252	op->direction = absdir (op->direction + 2);	233	op->direction = absdir (op->direction + 2);
253	else if (right)	234	else if (right)
254	op->direction = absdir (op->direction - 2);	235	op->direction = absdir (op->direction - 2);
255	}	236	}
		237
256	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */	238	update_turn_face (op); /* A bolt *must* be IS_TURNABLE */
257	return;	239	return;
258	}	240	}
259	else	241	else
260	{ /* Create a copy of this object and put it ahead */	242	{ /* Create a copy of this object and put it ahead */
261	tmp = get_object ();	243	object *tmp = op->clone ();
262	copy_object (op, tmp);	244
		245	m->insert (tmp, x, y, op);
263	tmp->speed_left = -0.1;	246	tmp->speed_left = -0.1f;
264	tmp->x += DIRX (tmp), tmp->y += DIRY (tmp);
265	tmp = insert_ob_in_map (tmp, op->map, op, 0);
266	/* To make up for the decrease at the top of the function */	247	/* To make up for the decrease at the top of the function */
267	tmp->duration++;	248	tmp->duration++;
268		249
269	/* New forking code. Possibly create forks of this object	250	/* New forking code. Possibly create forks of this object
270	* going off in other directions.	251	* going off in other directions.
271	*/	252	*/
272
273	if (rndm (0, 99) < tmp->stats.Dex)	253	if (tmp->stats.Dex && rndm (0, 99) < tmp->stats.Dex)
274	{ /* stats.Dex % of forking */	254	forklightning (op, tmp); /* stats.Dex % of forking */
275	forklightning (op, tmp);	255
276	}
277	/* In this way, the object left behind sticks on the space, but	256	/* In this way, the object left behind sticks on the space, but
278	* doesn't create any bolts that continue to move onward.	257	* doesn't create any bolts that continue to move onward.
279	*/	258	*/
280	op->range = 0;	259	op->range = 0;
281	} /* copy object and move it along */	260	} /* copy object and move it along */
…		…
288	* we remove the magic flag - that can be derived from	267	* we remove the magic flag - that can be derived from
289	* spob->attacktype.	268	* spob->attacktype.
290	* This function sets up the appropriate owner and skill	269	* This function sets up the appropriate owner and skill
291	* pointers.	270	* pointers.
292	*/	271	*/
293
294	int	272	int
295	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)	273	fire_bolt (object *op, object *caster, int dir, object *spob, object *skill)
296	{	274	{
297	object *tmp = NULL;	275	object *tmp = NULL;
298	int mflags;	276	int mflags;
…		…
305	return 0;	283	return 0;
306		284
307	/* peterm: level dependency for bolts */	285	/* peterm: level dependency for bolts */
308	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	286	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
309	tmp->attacktype = spob->attacktype;	287	tmp->attacktype = spob->attacktype;
		288
310	if (spob->slaying)	289	if (spob->slaying)
311	tmp->slaying = spob->slaying;	290	tmp->slaying = spob->slaying;
		291
312	tmp->range = spob->range + SP_level_range_adjust (caster, spob);	292	tmp->range = spob->range + SP_level_range_adjust (caster, spob);
313	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);	293	tmp->duration = spob->duration + SP_level_duration_adjust (caster, spob);
314	tmp->stats.Dex = spob->stats.Dex;	294	tmp->stats.Dex = spob->stats.Dex;
315	tmp->stats.Con = spob->stats.Con;	295	tmp->stats.Con = spob->stats.Con;
316		296
317	tmp->direction = dir;	297	tmp->direction = dir;
318	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	298	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
319	SET_ANIMATION (tmp, dir);	299	SET_ANIMATION (tmp, dir);
320		300
321	set_owner (tmp, op);	301	tmp->set_owner (op);
322	set_spell_skill (op, caster, spob, tmp);	302	set_spell_skill (op, caster, spob, tmp);
323		303
324	tmp->x = op->x + DIRX (tmp);	304	tmp->x = op->x + DIRX (tmp);
325	tmp->y = op->y + DIRY (tmp);	305	tmp->y = op->y + DIRY (tmp);
326	tmp->map = op->map;	306	tmp->map = op->map;
327		307
		308	maptile *newmap;
328	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	309	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
329	if (mflags & P_OUT_OF_MAP)	310	if (mflags & P_OUT_OF_MAP)
330	{	311	{
331	free_object (tmp);	312	tmp->drop_and_destroy ();
332	return 0;	313	return 0;
333	}	314	}
		315
		316	tmp->map = newmap;
		317
334	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	318	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
335	{	319	{
336	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	320	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
337	{	321	{
338	free_object (tmp);	322	tmp->drop_and_destroy ();
339	return 0;	323	return 0;
340	}	324	}
		325
341	tmp->x = op->x;	326	tmp->x = op->x;
342	tmp->y = op->y;	327	tmp->y = op->y;
343	tmp->direction = absdir (tmp->direction + 4);	328	tmp->direction = absdir (tmp->direction + 4);
344	tmp->map = op->map;	329	tmp->map = op->map;
345	}	330	}
346	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	331
		332	if ((tmp = tmp->insert_at (tmp, op)))
347	move_bolt (tmp);	333	move_bolt (tmp);
		334
348	return 1;	335	return 1;
349	}	336	}
350
351
352		337
353	/***************************************************************************	338	/***************************************************************************
354	*	339	*
355	* BULLET/BALL CODE	340	* BULLET/BALL CODE
356	*	341	*
357	***************************************************************************/	342	***************************************************************************/
358		343
359	/* expands an explosion. op is a piece of the	344	/* expands an explosion. op is a piece of the
360	* explosion - this expans it in the different directions.	345	* explosion - this expands it in the different directions.
361	* At least that is what I think this does.	346	* At least that is what I think this does.
362	*/	347	*/
363	void	348	void
364	explosion (object *op)	349	explosion (object *op)
365	{	350	{
366	object *tmp;
367	mapstruct *m = op->map;	351	maptile *m = op->map;
368	int i;	352	int i;
369		353
370	if (--(op->duration) < 0)	354	if (--op->duration < 0)
371	{
372	remove_ob (op);
373	free_object (op);
374	return;
375	}	355	{
		356	op->destroy ();
		357	return;
		358	}
		359
376	hit_map (op, 0, op->attacktype, 0);	360	hit_map (op, 0, op->attacktype, 0);
377		361
378	if (op->range > 0)	362	if (op->range > 0)
379	{	363	{
380	for (i = 1; i < 9; i++)	364	for (i = 1; i < 9; i++)
381	{	365	{
382	sint16 dx, dy;	366	sint16 dx, dy;
383		367
384	dx = op->x + freearr_x[i];	368	dx = op->x + freearr_x[i];
385	dy = op->y + freearr_y[i];	369	dy = op->y + freearr_y[i];
		370
386	/* ok_to_put_more already does things like checks for walls,	371	/* ok_to_put_more already does things like checks for walls,
387	* out of map, etc.	372	* out of map, etc.
388	*/	373	*/
389	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))	374	if (ok_to_put_more (op->map, dx, dy, op, op->attacktype))
390	{	375	{
391	tmp = get_object ();	376	object *tmp = op->clone ();
392	copy_object (op, tmp);	377
393	tmp->state = 0;	378	tmp->state = 0;
394	tmp->speed_left = -0.21;	379	tmp->speed_left = -0.21f;
395	tmp->range--;	380	tmp->range--;
396	tmp->value = 0;	381	tmp->value = 0;
397	tmp->x = dx;	382
398	tmp->y = dy;	383	m->insert (tmp, dx, dy, op);
399	insert_ob_in_map (tmp, m, op, 0);
400	}	384	}
401	}	385	}
402	}	386	}
403	}	387	}
404
405		388
406	/* Causes an object to explode, eg, a firebullet,	389	/* Causes an object to explode, eg, a firebullet,
407	* poison cloud ball, etc. op is the object to	390	* poison cloud ball, etc. op is the object to
408	* explode.	391	* explode.
409	*/	392	*/
410	void	393	void
411	explode_bullet (object *op)	394	explode_bullet (object *op)
412	{	395	{
413	tag_t op_tag = op->count;
414	object *tmp, *owner;	396	object *tmp, *owner;
415		397
416	if (op->other_arch == NULL)	398	if (!op->other_arch)
417	{	399	{
418	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");	400	LOG (llevError, "BUG: explode_bullet(): op without other_arch\n");
419	remove_ob (op);	401	op->destroy ();
420	free_object (op);
421	return;	402	return;
422	}	403	}
423		404
424	if (op->env)	405	if (op->env)
425	{	406	{
426	object *env;	407	object *env = op->outer_env ();
427		408
428	env = object_get_env_recursive (op);
429	if (env->map == NULL || out_of_map (env->map, env->x, env->y))	409	if (!env->map || out_of_map (env->map, env->x, env->y))
430	{	410	{
431	LOG (llevError, "BUG: explode_bullet(): env out of map\n");	411	LOG (llevError, "BUG: explode_bullet(): env out of map\n");
432	remove_ob (op);	412	op->destroy ();
433	free_object (op);
434	return;	413	return;
435	}	414	}
436	remove_ob (op);	415
437	op->x = env->x;	416	op->insert_at (env, op, INS_NO_MERGE | INS_NO_WALK_ON);
438	op->y = env->y;
439	insert_ob_in_map (op, env->map, op, INS_NO_MERGE | INS_NO_WALK_ON);
440	}	417	}
441	else if (out_of_map (op->map, op->x, op->y))	418	else if (out_of_map (op->map, op->x, op->y))
442	{	419	{
443	LOG (llevError, "BUG: explode_bullet(): op out of map\n");	420	LOG (llevError, "BUG: explode_bullet(): op out of map\n");
444	remove_ob (op);	421	op->destroy ();
445	free_object (op);
446	return;	422	return;
447	}	423	}
448		424
449	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps	425	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent explosions of any kind on safe maps
450	// NOTE: If this breaks something important: remove this. I can't think of anything	426	// NOTE: If this breaks something important: remove this. I can't think of anything
451	// bad at the moment that might happen from this.	427	// bad at the moment that might happen from this.
452	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)	428	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
453	{	429	{
454	remove_ob (op);	430	op->destroy ();
455	free_object (op);
456	return;	431	return;
457	}	432	}
458		433
459	if (op->attacktype)	434	if (op->attacktype)
460	{	435	{
461	hit_map (op, 0, op->attacktype, 1);	436	hit_map (op, 0, op->attacktype, 1);
462	if (was_destroyed (op, op_tag))	437
		438	if (op->destroyed ())
463	return;	439	return;
464	}	440	}
465		441
466	/* other_arch contains what this explodes into */	442	/* other_arch contains what this explodes into */
467	tmp = arch_to_object (op->other_arch);	443	tmp = arch_to_object (op->other_arch);
468		444
469	copy_owner (tmp, op);	445	tmp->set_owner (op);
470	tmp->skill = op->skill;	446	tmp->skill = op->skill;
471		447
472	owner = get_owner (op);	448	owner = op->owner;
473		449
474	if ((tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER) && owner && !tailor_god_spell (tmp, owner))	450	if ((tmp->attacktype & AT_HOLYWORD
475	{	451	|| tmp->attacktype & AT_GODPOWER)
476	remove_ob (op);	452	&& owner
477	free_object (op);	453	&& !tailor_god_spell (tmp, owner))
478	return;
479	}	454	{
480		455	op->destroy ();
481	tmp->x = op->x;	456	return;
482	tmp->y = op->y;	457	}
483		458
484	/* special for bombs - it actually has sane values for these */	459	/* special for bombs - it actually has sane values for these */
485	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)	460	if (op->type == SPELL_EFFECT && op->subtype == SP_BOMB)
486	{	461	{
487	tmp->attacktype = op->attacktype;	462	tmp->attacktype = op->attacktype;
…		…
491	}	466	}
492	else	467	else
493	{	468	{
494	if (op->attacktype & AT_MAGIC)	469	if (op->attacktype & AT_MAGIC)
495	tmp->attacktype |= AT_MAGIC;	470	tmp->attacktype |= AT_MAGIC;
		471
496	/* Spell doc describes what is going on here */	472	/* Spell doc describes what is going on here */
497	tmp->stats.dam = op->dam_modifier;	473	tmp->stats.dam = op->dam_modifier;
498	tmp->range = op->stats.maxhp;	474	tmp->range = op->stats.maxhp;
499	tmp->duration = op->stats.hp;	475	tmp->duration = op->stats.hp;
500	/* Used for spell tracking - just need a unique val for this spell -	476	/* Used for spell tracking - just need a unique val for this spell -
…		…
508	tmp->stats.sp = op->direction;	484	tmp->stats.sp = op->direction;
509		485
510	/* Prevent recursion */	486	/* Prevent recursion */
511	op->move_on = 0;	487	op->move_on = 0;
512		488
513	insert_ob_in_map (tmp, op->map, op, 0);	489	tmp->insert_at (op, op);
		490	tmp->play_sound (tmp->sound);
		491
514	/* remove the firebullet */	492	/* remove the firebullet */
515	if (!was_destroyed (op, op_tag))	493	op->destroy ();
516	{
517	remove_ob (op);
518	free_object (op);
519	}
520	}	494	}
521
522
523		495
524	/* checks to see what op should do, given the space it is on	496	/* checks to see what op should do, given the space it is on
525	* (eg, explode, damage player, etc)	497	* (eg, explode, damage player, etc)
526	*/	498	*/
527
528	void	499	void
529	check_bullet (object *op)	500	check_bullet (object *op)
530	{	501	{
531	tag_t op_tag = op->count, tmp_tag;
532	object *tmp;	502	object *tmp;
533	int dam, mflags;	503	int dam, mflags;
534	mapstruct *m;	504	maptile *m;
535	sint16 sx, sy;	505	sint16 sx, sy;
536		506
537	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);	507	mflags = get_map_flags (op->map, &m, op->x, op->y, &sx, &sy);
538		508
539	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))	509	if (!(mflags & P_IS_ALIVE) && !OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, sx, sy)))
…		…
548		518
549	/* If nothing alive on this space, no reason to do anything further */	519	/* If nothing alive on this space, no reason to do anything further */
550	if (!(mflags & P_IS_ALIVE))	520	if (!(mflags & P_IS_ALIVE))
551	return;	521	return;
552		522
553	for (tmp = get_map_ob (op->map, op->x, op->y); tmp != NULL; tmp = tmp->above)	523	for (tmp = op->ms ().bot; tmp; tmp = tmp->above)
554	{	524	{
555	if (QUERY_FLAG (tmp, FLAG_ALIVE))	525	if (QUERY_FLAG (tmp, FLAG_ALIVE))
556	{	526	{
557	tmp_tag = tmp->count;
558	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);	527	dam = hit_player (tmp, op->stats.dam, op, op->attacktype, 1);
		528
		529	// TODO: can't understand the following if's
559	if (was_destroyed (op, op_tag) || !was_destroyed (tmp, tmp_tag) || (op->stats.dam -= dam) < 0)	530	if (op->destroyed () || !tmp->destroyed () || (op->stats.dam -= dam) < 0)
560	{	531	{
561	if (!QUERY_FLAG (op, FLAG_REMOVED))	532	if (!QUERY_FLAG (op, FLAG_REMOVED))
562	{	533	{
563	remove_ob (op);	534	op->destroy ();
564	free_object (op);
565	return;	535	return;
566	}	536	}
567	}	537	}
568	}	538	}
569	}	539	}
570	}	540	}
571
572		541
573	/* Basically, we move 'op' one square, and if it hits something,	542	/* Basically, we move 'op' one square, and if it hits something,
574	* call check_bullet.	543	* call check_bullet.
575	* This function is only applicable to bullets, but not to all	544	* This function is only applicable to bullets, but not to all
576	* fired arches (eg, bolts).	545	* fired arches (eg, bolts).
577	*/	546	*/
578
579	void	547	void
580	move_bullet (object *op)	548	move_bullet (object *op)
581	{	549	{
582	sint16 new_x, new_y;	550	sint16 new_x, new_y;
583	int mflags;	551	int mflags;
584	mapstruct *m;	552	maptile *m;
585		553
586	#if 0	554	#if 0
587	/* We need a better general purpose way to do this */	555	/* We need a better general purpose way to do this */
588		556
589	/* peterm: added to make comet leave a trail of burnouts	557	/* peterm: added to make comet leave a trail of burnouts
590	it's an unadulterated hack, but the effect is cool. */	558	it's an unadulterated hack, but the effect is cool. */
591	if (op->stats.sp == SP_METEOR)	559	if (op->stats.sp == SP_METEOR)
592	{	560	{
593	replace_insert_ob_in_map ("fire_trail", op);	561	replace_insert_ob_in_map ("fire_trail", op);
594	if (was_destroyed (op, op_tag))	562	if (op->destroyed ())
595	return;	563	return;
596	} /* end addition. */	564	} /* end addition. */
597	#endif	565	#endif
598		566
599	/* Reached the end of its life - remove it */	567	/* Reached the end of its life - remove it */
600	if (--op->range <= 0)	568	if (--op->range <= 0)
601	{	569	{
602	if (op->other_arch)	570	if (op->other_arch)
603	{
604	explode_bullet (op);	571	explode_bullet (op);
605	}
606	else	572	else
607	{	573	op->destroy ();
608	remove_ob (op);	574
609	free_object (op);
610	}
611	return;	575	return;
612	}	576	}
613		577
614	new_x = op->x + DIRX (op);	578	new_x = op->x + DIRX (op);
615	new_y = op->y + DIRY (op);	579	new_y = op->y + DIRY (op);
616	m = op->map;	580	m = op->map;
617	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);	581	mflags = get_map_flags (m, &m, new_x, new_y, &new_x, &new_y);
618		582
619	if (mflags & P_OUT_OF_MAP)	583	if (mflags & P_OUT_OF_MAP)
620	{	584	{
621	remove_ob (op);	585	op->destroy ();
622	free_object (op);
623	return;	586	return;
624	}	587	}
625		588
626	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))	589	if (!op->direction || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y)))
627	{	590	{
628	if (op->other_arch)	591	if (op->other_arch)
629	{
630	explode_bullet (op);	592	explode_bullet (op);
631	}
632	else	593	else
633	{	594	op->destroy ();
634	remove_ob (op);
635	free_object (op);
636	}
637	return;
638	}
639		595
640	remove_ob (op);	596	return;
641	op->x = new_x;	597	}
642	op->y = new_y;	598
643	if ((op = insert_ob_in_map (op, m, op, 0)) == NULL)	599	if (!(op = m->insert (op, new_x, new_y, op)))
644	return;	600	return;
645		601
646	if (reflwall (op->map, op->x, op->y, op))	602	if (reflwall (op->map, op->x, op->y, op))
647	{	603	{
648	op->direction = absdir (op->direction + 4);	604	op->direction = absdir (op->direction + 4);
649	update_turn_face (op);	605	update_turn_face (op);
650	}	606	}
651	else	607	else
652	{
653	check_bullet (op);	608	check_bullet (op);
654	}
655	}	609	}
656
657
658
659		610
660	/* fire_bullet	611	/* fire_bullet
661	* object op (cast from caster) files a bolt in dir.	612	* object op (cast from caster) files a bolt in dir.
662	* spob is the spell object for the bolt.	613	* spob is the spell object for the bolt.
663	* we remove the magic flag - that can be derived from	614	* we remove the magic flag - that can be derived from
664	* spob->attacktype.	615	* spob->attacktype.
665	* This function sets up the appropriate owner and skill	616	* This function sets up the appropriate owner and skill
666	* pointers.	617	* pointers.
667	*/	618	*/
668
669	int	619	int
670	fire_bullet (object *op, object *caster, int dir, object *spob)	620	fire_bullet (object *op, object *caster, int dir, object *spob)
671	{	621	{
672	object *tmp = NULL;	622	object *tmp = NULL;
673	int mflags;	623	int mflags;
674		624
675	if (!spob->other_arch)	625	if (!spob->other_arch)
676	return 0;	626	return 0;
677		627
678	tmp = arch_to_object (spob->other_arch);	628	tmp = spob->other_arch->instance ();
679	if (tmp == NULL)	629	if (!tmp)
680	return 0;	630	return 0;
681		631
682	/* peterm: level dependency for bolts */	632	/* peterm: level dependency for bolts */
683	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);	633	tmp->stats.dam = spob->stats.dam + SP_level_dam_adjust (caster, spob);
684	tmp->attacktype = spob->attacktype;	634	tmp->attacktype = spob->attacktype;
685	if (spob->slaying)	635	if (spob->slaying)
686	tmp->slaying = spob->slaying;	636	tmp->slaying = spob->slaying;
687		637
…		…
694		644
695	tmp->direction = dir;	645	tmp->direction = dir;
696	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	646	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
697	SET_ANIMATION (tmp, dir);	647	SET_ANIMATION (tmp, dir);
698		648
699	set_owner (tmp, op);	649	tmp->set_owner (op);
700	set_spell_skill (op, caster, spob, tmp);	650	set_spell_skill (op, caster, spob, tmp);
701		651
702	tmp->x = op->x + freearr_x[dir];	652	tmp->x = op->x + freearr_x[dir];
703	tmp->y = op->y + freearr_y[dir];	653	tmp->y = op->y + freearr_y[dir];
704	tmp->map = op->map;	654	tmp->map = op->map;
705		655
		656	maptile *newmap;
706	mflags = get_map_flags (tmp->map, &tmp->map, tmp->x, tmp->y, &tmp->x, &tmp->y);	657	mflags = get_map_flags (tmp->map, &newmap, tmp->x, tmp->y, &tmp->x, &tmp->y);
707	if (mflags & P_OUT_OF_MAP)	658	if (mflags & P_OUT_OF_MAP)
708	{	659	{
709	free_object (tmp);	660	tmp->destroy ();
710	return 0;	661	return 0;
711	}	662	}
		663
		664	tmp->map = newmap;
		665
712	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))	666	if (OB_TYPE_MOVE_BLOCK (tmp, GET_MAP_MOVE_BLOCK (tmp->map, tmp->x, tmp->y)))
713	{	667	{
714	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))	668	if (!QUERY_FLAG (tmp, FLAG_REFLECTING))
715	{	669	{
716	free_object (tmp);	670	tmp->destroy ();
717	return 0;	671	return 0;
718	}	672	}
		673
719	tmp->x = op->x;	674	tmp->x = op->x;
720	tmp->y = op->y;	675	tmp->y = op->y;
721	tmp->direction = absdir (tmp->direction + 4);	676	tmp->direction = absdir (tmp->direction + 4);
722	tmp->map = op->map;	677	tmp->map = op->map;
723	}	678	}
724	if ((tmp = insert_ob_in_map (tmp, tmp->map, op, 0)) != NULL)	679
725	{	680	if ((tmp = tmp->insert_at (tmp, op)))
726	check_bullet (tmp);	681	check_bullet (tmp);
727	}	682
728	return 1;	683	return 1;
729	}	684	}
730
731
732
733		685
734	/*****************************************************************************	686	/*****************************************************************************
735	*	687	*
736	* CONE RELATED FUNCTIONS	688	* CONE RELATED FUNCTIONS
737	*	689	*
738	*****************************************************************************/	690	*****************************************************************************/
739		691
740
741	/* drops an object based on what is in the cone's "other_arch" */	692	/* drops an object based on what is in the cone's "other_arch" */
742	void	693	void
743	cone_drop (object *op)	694	cone_drop (object *op)
744	{	695	{
745	object *new_ob = arch_to_object (op->other_arch);	696	object *new_ob = arch_to_object (op->other_arch);
746		697
747	new_ob->x = op->x;
748	new_ob->y = op->y;
749	new_ob->level = op->level;	698	new_ob->level = op->level;
750	set_owner (new_ob, op->owner);	699	new_ob->set_owner (op->owner);
751		700
752	/* preserve skill ownership */	701	/* preserve skill ownership */
753	if (op->skill && op->skill != new_ob->skill)	702	if (op->skill && op->skill != new_ob->skill)
754	{
755	new_ob->skill = op->skill;	703	new_ob->skill = op->skill;
756	}
757	insert_ob_in_map (new_ob, op->map, op, 0);
758		704
		705	new_ob->insert_at (op, op);
759	}	706	}
760		707
761	/* move_cone: causes cone object 'op' to move a space/hit creatures */	708	/* move_cone: causes cone object 'op' to move a space/hit creatures */
762		709
763	void	710	void
764	move_cone (object *op)	711	move_cone (object *op)
765	{	712	{
766	int i;
767	tag_t tag;
768
769	/* if no map then hit_map will crash so just ignore object */	713	/* if no map then hit_map will crash so just ignore object */
770	if (!op->map)	714	if (!op->map)
771	{	715	{
772	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");	716	LOG (llevError, "Tried to move_cone object %s without a map.\n", op->name ? &op->name : "unknown");
773	op->speed = 0;	717	op->set_speed (0);
774	update_ob_speed (op);
775	return;	718	return;
776	}	719	}
777		720
778	/* lava saves it's life, but not yours :) */	721	/* lava saves it's life, but not yours :) */
779	if (QUERY_FLAG (op, FLAG_LIFESAVE))	722	if (QUERY_FLAG (op, FLAG_LIFESAVE))
…		…
785	#if 0	728	#if 0
786	/* Disable this - enabling it makes monsters easier, as	729	/* Disable this - enabling it makes monsters easier, as
787	* when their cone dies when they die.	730	* when their cone dies when they die.
788	*/	731	*/
789	/* If no owner left, the spell dies out. */	732	/* If no owner left, the spell dies out. */
790	if (get_owner (op) == NULL)	733	if (op->owner == NULL)
791	{	734	{
792	remove_ob (op);	735	op->destroy ();
793	free_object (op);
794	return;	736	return;
795	}	737	}
796	#endif	738	#endif
797		739
798	tag = op->count;
799	hit_map (op, 0, op->attacktype, 0);	740	hit_map (op, 0, op->attacktype, 0);
		741
		742	if (!op->is_on_map ())
		743	return;
800		744
801	/* Check to see if we should push anything.	745	/* Check to see if we should push anything.
802	* Spell objects with weight push whatever they encounter to some	746	* Spell objects with weight push whatever they encounter to some
803	* degree.	747	* degree.
804	*/	748	*/
805	if (op->weight)	749	if (op->weight)
		750	{
806	check_spell_knockback (op);	751	check_spell_knockback (op);
807		752
808	if (was_destroyed (op, tag))	753	if (!op->is_on_map ())
809	return;	754	return;
		755	}
810		756
811	if ((op->duration--) < 0)	757	if (op->duration-- < 0)
812	{	758	{
813	remove_ob (op);	759	op->destroy ();
814	free_object (op);
815	return;	760	return;
816	}	761	}
817	/* Object has hit maximum range, so don't have it move	762	/* Object has hit maximum range, so don't have it move
818	* any further. When the duration above expires,	763	* any further. When the duration above expires,
819	* then the object will get removed.	764	* then the object will get removed.
…		…
822	{	767	{
823	op->range = 0; /* just so it doesn't wrap */	768	op->range = 0; /* just so it doesn't wrap */
824	return;	769	return;
825	}	770	}
826		771
827	for (i = -1; i < 2; i++)	772	for (int i = -1; i <= 1; i++)
828	{	773	{
829	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];	774	sint16 x = op->x + freearr_x[absdir (op->stats.sp + i)], y = op->y + freearr_y[absdir (op->stats.sp + i)];
830		775
831	if (ok_to_put_more (op->map, x, y, op, op->attacktype))	776	if (ok_to_put_more (op->map, x, y, op, op->attacktype))
832	{	777	{
833	object *tmp = get_object ();	778	object *tmp = op->clone ();
834
835	copy_object (op, tmp);
836	tmp->x = x;
837	tmp->y = y;
838		779
839	tmp->duration = op->duration + 1;	780	tmp->duration = op->duration + 1;
840		781
841	/* Use for spell tracking - see ok_to_put_more() */	782	/* Use for spell tracking - see ok_to_put_more() */
842	tmp->stats.maxhp = op->stats.maxhp;	783	tmp->stats.maxhp = op->stats.maxhp;
843	insert_ob_in_map (tmp, op->map, op, 0);	784
		785	op->map->insert (tmp, x, y, op);
		786
844	if (tmp->other_arch)	787	if (tmp->other_arch)
845	cone_drop (tmp);	788	cone_drop (tmp);
846	}	789	}
847	}	790	}
848	}	791	}
…		…
858	int	801	int
859	cast_cone (object *op, object *caster, int dir, object *spell)	802	cast_cone (object *op, object *caster, int dir, object *spell)
860	{	803	{
861	object *tmp;	804	object *tmp;
862	int i, success = 0, range_min = -1, range_max = 1;	805	int i, success = 0, range_min = -1, range_max = 1;
863	mapstruct *m;	806	maptile *m;
864	sint16 sx, sy;	807	sint16 sx, sy;
865	MoveType movetype;	808	MoveType movetype;
866		809
867	if (!spell->other_arch)	810	if (!spell->other_arch)
868	return 0;	811	return 0;
…		…
881		824
882	/* Need to know what the movetype of the object we are about	825	/* Need to know what the movetype of the object we are about
883	* to create is, so we can know if the space we are about to	826	* to create is, so we can know if the space we are about to
884	* insert it into is blocked.	827	* insert it into is blocked.
885	*/	828	*/
886	movetype = spell->other_arch->clone.move_type;	829	movetype = spell->other_arch->move_type;
887		830
888	for (i = range_min; i <= range_max; i++)	831	for (i = range_min; i <= range_max; i++)
889	{	832	{
890	sint16 x, y, d;	833	sint16 x, y, d;
891		834
892	/* We can't use absdir here, because it never returns	835	/* We can't use absdir here, because it never returns
893	* 0. If this is a rune, we want to hit the person on top	836	* 0. If this is a rune, we want to hit the person on top
894	* of the trap (d==0). If it is not a rune, then we don't want	837	* of the trap (d==0). If it is not a rune, then we don't want
895	* to hit that person.	838	* to hit that person.
896	*/	839	*/
897	d = dir + i;	840	d = (dir + i) % 9;
898	while (d < 0)
899	d += 8;
900	while (d > 8)
901	d -= 8;
902		841
903	/* If it's not a rune, we don't want to blast the caster.	842	/* If it's not a rune, we don't want to blast the caster.
904	* In that case, we have to see - if dir is specified,	843	* In that case, we have to see - if dir is specified,
905	* turn this into direction 8. If dir is not specified (all	844	* turn this into direction 8. If dir is not specified (all
906	* direction) skip - otherwise, one line would do more damage	845	* direction) skip - otherwise, one line would do more damage
…		…
924	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)	863	if ((movetype & GET_MAP_MOVE_BLOCK (m, sx, sy)) == movetype)
925	continue;	864	continue;
926		865
927	success = 1;	866	success = 1;
928	tmp = arch_to_object (spell->other_arch);	867	tmp = arch_to_object (spell->other_arch);
929	set_owner (tmp, op);	868	tmp->set_owner (op);
930	set_spell_skill (op, caster, spell, tmp);	869	set_spell_skill (op, caster, spell, tmp);
931	tmp->level = caster_level (caster, spell);	870	tmp->level = casting_level (caster, spell);
932	tmp->x = sx;
933	tmp->y = sy;
934	tmp->attacktype = spell->attacktype;	871	tmp->attacktype = spell->attacktype;
935		872
936	/* holy word stuff */	873	/* holy word stuff */
937	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))	874	if ((tmp->attacktype & AT_HOLYWORD) || (tmp->attacktype & AT_GODPOWER))
938	if (!tailor_god_spell (tmp, op))	875	if (!tailor_god_spell (tmp, op))
…		…
972	else	909	else
973	tmp->duration += caster->level / 3;	910	tmp->duration += caster->level / 3;
974	}	911	}
975		912
976	if (!(tmp->move_type & MOVE_FLY_LOW))	913	if (!(tmp->move_type & MOVE_FLY_LOW))
977	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->name);	914	LOG (llevDebug, "cast_cone(): arch %s doesn't have flying 1\n", &spell->other_arch->archname);
978		915
979	if (!tmp->move_on && tmp->stats.dam)	916	if (!tmp->move_on && tmp->stats.dam)
980	{
981	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->name);	917	LOG (llevDebug, "cast_cone(): arch %s doesn't have move_on set\n", &spell->other_arch->archname);
982	}
983		918
984	insert_ob_in_map (tmp, m, op, 0);	919	m->insert (tmp, sx, sy, op);
985		920
986	/* This is used for tracking spells so that one effect doesn't hit	921	/* This is used for tracking spells so that one effect doesn't hit
987	* a single space too many times.	922	* a single space too many times.
988	*/	923	*/
989	tmp->stats.maxhp = tmp->count;	924	tmp->stats.maxhp = tmp->count;
…		…
999	*	934	*
1000	* BOMB related code	935	* BOMB related code
1001	*	936	*
1002	****************************************************************************/	937	****************************************************************************/
1003		938
1004
1005	/* This handles an exploding bomb.	939	/* This handles an exploding bomb.
1006	* op is the original bomb object.	940	* op is the original bomb object.
1007	*/	941	*/
1008	void	942	void
1009	animate_bomb (object *op)	943	animate_bomb (object *op)
1010	{	944	{
1011	int i;
1012	object *env, *tmp;
1013	archetype *at;
1014
1015	if (op->state != NUM_ANIMATIONS (op) - 1)	945	if (op->state != NUM_ANIMATIONS (op) - 1)
1016	return;	946	return;
1017		947
1018	env = object_get_env_recursive (op);	948	object *env = op->outer_env ();
1019		949
1020	if (op->env)	950	if (op->env)
1021	{	951	{
1022	if (env->map == NULL)	952	if (env->map == NULL)
1023	return;	953	return;
1024		954
1025	if (env->type == PLAYER)	955	if (!(op = op->insert_at (env, op)))
1026	esrv_del_item (env->contr, op->count);
1027
1028	remove_ob (op);
1029	op->x = env->x;
1030	op->y = env->y;
1031	if ((op = insert_ob_in_map (op, env->map, op, 0)) == NULL)
1032	return;	956	return;
1033	}	957	}
1034		958
1035	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding	959	// elmex Tue Aug 15 17:46:51 CEST 2006: Prevent bomb from exploding
1036	// on a safe map. I don't like this special casing, but it seems to be neccessary	960	// on a safe map. I don't like this special casing, but it seems to be neccessary
1037	// as bombs can be carried.	961	// as bombs can be carried.
1038	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)	962	if (get_map_flags (op->map, NULL, op->x, op->y, NULL, NULL) & P_SAFE)
1039	{	963	{
1040	remove_ob (op);	964	op->destroy ();
1041	free_object (op);
1042	return;	965	return;
1043	}	966	}
1044		967
1045	/* This copies a lot of the code from the fire bullet,	968	/* This copies a lot of the code from the fire bullet,
1046	* but using the cast_bullet isn't really feasible,	969	* but using the cast_bullet isn't really feasible,
1047	* so just set up the appropriate values.	970	* so just set up the appropriate values.
1048	*/	971	*/
1049	at = find_archetype (SPLINT);	972	if (archetype *at = archetype::find (SPLINT))
1050	if (at)
1051	{	973	{
1052	for (i = 1; i < 9; i++)	974	for (int i = 1; i < 9; i++)
1053	{	975	{
1054	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))	976	if (out_of_map (op->map, op->x + freearr_x[i], op->y + freearr_x[i]))
1055	continue;	977	continue;
		978
1056	tmp = arch_to_object (at);	979	object *tmp = arch_to_object (at);
1057	tmp->direction = i;	980	tmp->direction = i;
1058	tmp->range = op->range;	981	tmp->range = op->range;
1059	tmp->stats.dam = op->stats.dam;	982	tmp->stats.dam = op->stats.dam;
1060	tmp->duration = op->duration;	983	tmp->duration = op->duration;
1061	tmp->attacktype = op->attacktype;	984	tmp->attacktype = op->attacktype;
1062	copy_owner (tmp, op);	985	tmp->set_owner (op);
1063	if (op->skill && op->skill != tmp->skill)	986	if (op->skill && op->skill != tmp->skill)
1064	{
1065	tmp->skill = op->skill;	987	tmp->skill = op->skill;
1066	}	988
1067	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))	989	if (QUERY_FLAG (tmp, FLAG_IS_TURNABLE))
1068	SET_ANIMATION (tmp, i);	990	SET_ANIMATION (tmp, i);
1069	tmp->x = op->x + freearr_x[i];	991
1070	tmp->y = op->y + freearr_x[i];	992	op->map->insert (tmp, op->x + freearr_x[i], op->y + freearr_x[i], op);
1071	insert_ob_in_map (tmp, op->map, op, 0);
1072	move_bullet (tmp);	993	move_bullet (tmp);
1073	}	994	}
1074	}	995	}
1075		996
1076	explode_bullet (op);	997	explode_bullet (op);
1077	}	998	}
1078		999
1079	int	1000	int
1080	create_bomb (object *op, object *caster, int dir, object *spell)	1001	create_bomb (object *op, object *caster, int dir, object *spell)
1081	{	1002	{
1082
1083	object *tmp;	1003	object *tmp;
1084	int mflags;	1004	int mflags;
1085	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];	1005	sint16 dx = op->x + freearr_x[dir], dy = op->y + freearr_y[dir];
1086	mapstruct *m;	1006	maptile *m;
1087		1007
1088	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);	1008	mflags = get_map_flags (op->map, &m, dx, dy, &dx, &dy);
		1009
		1010	// when creating a bomb below ourself it should always work, even
		1011	// when movement is blocked (somehow we got here, somehow we are here,
		1012	// so we should also be able to make a bomb here). (originally added
		1013	// to fix create bomb traps in doors, which cast with dir=0).
		1014	if (dir)
		1015	{
1089	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))	1016	if ((mflags & P_OUT_OF_MAP) || (GET_MAP_MOVE_BLOCK (m, dx, dy) & MOVE_WALK))
1090	{	1017	{
1091	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");	1018	new_draw_info (NDI_UNIQUE, 0, op, "There is something in the way.");
1092	return 0;	1019	return 0;
		1020	}
1093	}	1021	}
		1022
1094	tmp = arch_to_object (spell->other_arch);	1023	tmp = arch_to_object (spell->other_arch);
1095		1024
1096	/* level dependencies for bomb */	1025	/* level dependencies for bomb */
1097	tmp->range = spell->range + SP_level_range_adjust (caster, spell);	1026	tmp->range = spell->range + SP_level_range_adjust (caster, spell);
1098	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1027	tmp->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1099	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);	1028	tmp->duration = spell->duration + SP_level_duration_adjust (caster, spell);
1100	tmp->attacktype = spell->attacktype;	1029	tmp->attacktype = spell->attacktype;
1101		1030
1102	set_owner (tmp, op);	1031	tmp->set_owner (op);
1103	set_spell_skill (op, caster, spell, tmp);	1032	set_spell_skill (op, caster, spell, tmp);
1104	tmp->x = dx;	1033
1105	tmp->y = dy;	1034	m->insert (tmp, dx, dy, op);
1106	insert_ob_in_map (tmp, m, op, 0);
1107	return 1;	1035	return 1;
1108	}	1036	}
1109		1037
1110	/****************************************************************************	1038	/****************************************************************************
1111	*	1039	*
…		…
1120	* dir is the direction to look in.	1048	* dir is the direction to look in.
1121	* range is how far out to look.	1049	* range is how far out to look.
1122	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.	1050	* type is the type of spell - either SPELL_MANA or SPELL_GRACE.
1123	* this info is used for blocked magic/unholy spaces.	1051	* this info is used for blocked magic/unholy spaces.
1124	*/	1052	*/
1125
1126	object *	1053	object *
1127	get_pointed_target (object *op, int dir, int range, int type)	1054	get_pointed_target (object *op, int dir, int range, int type)
1128	{	1055	{
1129	object *target;	1056	object *target;
1130	sint16 x, y;	1057	sint16 x, y;
1131	int dist, mflags;	1058	int dist, mflags;
1132	mapstruct *mp;	1059	maptile *mp;
1133		1060
1134	if (dir == 0)	1061	if (dir == 0)
1135	return NULL;	1062	return NULL;
1136		1063
1137	for (dist = 1; dist < range; dist++)	1064	for (dist = 1; dist < range; dist++)
…		…
1149	return NULL;	1076	return NULL;
1150	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)	1077	if (GET_MAP_MOVE_BLOCK (mp, x, y) & MOVE_FLY_LOW)
1151	return NULL;	1078	return NULL;
1152		1079
1153	if (mflags & P_IS_ALIVE)	1080	if (mflags & P_IS_ALIVE)
1154	{
1155	for (target = get_map_ob (mp, x, y); target; target = target->above)	1081	for (target = GET_MAP_OB (mp, x, y); target; target = target->above)
1156	{	1082	if (QUERY_FLAG (target, FLAG_MONSTER))
1157	if (QUERY_FLAG (target->head ? target->head : target, FLAG_MONSTER))
1158	{
1159	return target;	1083	return target;
1160	}
1161	}
1162	}
1163	}	1084	}
		1085
1164	return NULL;	1086	return NULL;
1165	}	1087	}
1166
1167		1088
1168	/* cast_smite_arch() - the priest points to a creature and causes	1089	/* cast_smite_arch() - the priest points to a creature and causes
1169	* a 'godly curse' to decend.	1090	* a 'godly curse' to decend.
1170	* usual params -	1091	* usual params -
1171	* op = player	1092	* op = player
1172	* caster = object casting the spell.	1093	* caster = object casting the spell.
1173	* dir = direction being cast	1094	* dir = direction being cast
1174	* spell = spell object	1095	* spell = spell object
1175	*/	1096	*/
1176
1177	int	1097	int
1178	cast_smite_spell (object *op, object *caster, int dir, object *spell)	1098	cast_smite_spell (object *op, object *caster, int dir, object *spell)
1179	{	1099	{
1180	object *effect, *target;	1100	object *effect, *target;
1181	object *god = find_god (determine_god (op));	1101	object *god = find_god (determine_god (op));
…		…
1205	effect = arch_to_object (spell->other_arch);	1125	effect = arch_to_object (spell->other_arch);
1206	else	1126	else
1207	return 0;	1127	return 0;
1208		1128
1209	/* tailor the effect by priest level and worshipped God */	1129	/* tailor the effect by priest level and worshipped God */
1210	effect->level = caster_level (caster, spell);	1130	effect->level = casting_level (caster, spell);
1211	effect->attacktype = spell->attacktype;	1131	effect->attacktype = spell->attacktype;
1212	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))	1132	if (effect->attacktype & (AT_HOLYWORD | AT_GODPOWER))
1213	{	1133	{
1214	if (tailor_god_spell (effect, op))	1134	if (tailor_god_spell (effect, op))
1215	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));	1135	new_draw_info_format (NDI_UNIQUE, 0, op, "%s answers your call!", determine_god (op));
…		…
1227	if (effect->attacktype & AT_DEATH)	1147	if (effect->attacktype & AT_DEATH)
1228	{	1148	{
1229	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1149	effect->level = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1230		1150
1231	/* casting death spells at undead isn't a good thing */	1151	/* casting death spells at undead isn't a good thing */
1232	if QUERY_FLAG
1233	(target, FLAG_UNDEAD)	1152	if (QUERY_FLAG (target, FLAG_UNDEAD))
1234	{	1153	{
1235	if (random_roll (0, 2, op, PREFER_LOW))	1154	if (random_roll (0, 2, op, PREFER_LOW))
1236	{	1155	{
1237	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");	1156	new_draw_info (NDI_UNIQUE, 0, op, "Idiot! Your spell boomerangs!");
1238	effect->x = op->x;	1157	effect->x = op->x;
…		…
1240	}	1159	}
1241	else	1160	else
1242	{	1161	{
1243	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));	1162	new_draw_info_format (NDI_UNIQUE, 0, op, "The %s looks stronger!", query_name (target));
1244	target->stats.hp = target->stats.maxhp * 2;	1163	target->stats.hp = target->stats.maxhp * 2;
1245	free_object (effect);	1164	effect->destroy ();
1246	return 0;	1165	return 0;
1247	}	1166	}
1248	}	1167	}
1249	}	1168	}
1250	else	1169	else
1251	{	1170	{
1252	/* how much woe to inflict :) */	1171	/* how much woe to inflict :) */
1253	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1172	effect->stats.dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
1254	}	1173	}
1255		1174
1256	set_owner (effect, op);	1175	effect->set_owner (op);
1257	set_spell_skill (op, caster, spell, effect);	1176	set_spell_skill (op, caster, spell, effect);
1258		1177
1259	/* ok, tell it where to be, and insert! */	1178	/* ok, tell it where to be, and insert! */
1260	effect->x = target->x;	1179	effect->insert_at (target, op);
1261	effect->y = target->y;
1262	insert_ob_in_map (effect, target->map, op, 0);
1263		1180
1264	return 1;	1181	return 1;
1265	}	1182	}
1266
1267		1183
1268	/****************************************************************************	1184	/****************************************************************************
1269	*	1185	*
1270	* MAGIC MISSILE code.	1186	* MAGIC MISSILE code.
1271	* note that the fire_bullet is used to fire the missile. The	1187	* note that the fire_bullet is used to fire the missile. The
…		…
1274		1190
1275	/* op is a missile that needs to be moved */	1191	/* op is a missile that needs to be moved */
1276	void	1192	void
1277	move_missile (object *op)	1193	move_missile (object *op)
1278	{	1194	{
1279	int i, mflags;
1280	object *owner;
1281	sint16 new_x, new_y;
1282	mapstruct *m;
1283
1284	if (op->range-- <= 0)	1195	if (op->range-- <= 0)
1285	{	1196	{
1286	remove_ob (op);	1197	op->drop_and_destroy ();
1287	free_object (op);
1288	return;	1198	return;
1289	}
1290
1291	owner = get_owner (op);
1292	#if 0
1293	/* It'd make things nastier if this wasn't here - spells cast by
1294	* monster that are then killed would continue to survive
1295	*/
1296	if (owner == NULL)
1297	{	1199	}
1298	remove_ob (op);	1200
1299	free_object (op);	1201	mapxy pos (op);
1300	return;	1202	pos.move (op->direction);
		1203
		1204	if (!pos.normalise ())
1301	}	1205	{
1302	#endif	1206	op->destroy ();
1303		1207	return;
1304	new_x = op->x + DIRX (op);
1305	new_y = op->y + DIRY (op);
1306
1307	mflags = get_map_flags (op->map, &m, new_x, new_y, &new_x, &new_y);
1308
1309	if (!(mflags & P_OUT_OF_MAP) && ((mflags & P_IS_ALIVE) || OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, new_x, new_y))))
1310	{	1208	}
1311	tag_t tag = op->count;
1312		1209
		1210	mapspace &ms = pos.ms ();
		1211
		1212	if (ms.flags () & P_IS_ALIVE || ms.blocks (op))
		1213	{
1313	hit_map (op, op->direction, AT_MAGIC, 1);	1214	hit_map (op, op->direction, AT_MAGIC, 1);
1314	/* Basically, missile only hits one thing then goes away.	1215	/* Basically, missile only hits one thing then goes away.
1315	* we need to remove it if someone hasn't already done so.	1216	* we need to remove it if someone hasn't already done so.
1316	*/	1217	*/
1317	if (!was_destroyed (op, tag))	1218	op->destroy ();
1318	{
1319	remove_ob (op);
1320	free_object (op);
1321	}
1322	return;	1219	return;
1323	}
1324
1325	remove_ob (op);
1326	if (!op->direction || (mflags & P_OUT_OF_MAP))
1327	{	1220	}
1328	free_object (op);	1221
1329	return;	1222	if (!op->direction)
1330	}	1223	{
1331	op->x = new_x;	1224	op->destroy ();
1332	op->y = new_y;	1225	return;
1333	op->map = m;	1226	}
1334	i = spell_find_dir (op->map, op->x, op->y, get_owner (op));	1227
		1228	int i = spell_find_dir (pos.m, pos.x, pos.y, op->owner);
1335	if (i > 0 && i != op->direction)	1229	if (i > 0 && i != op->direction)
1336	{	1230	{
1337	op->direction = i;	1231	op->direction = i;
1338	SET_ANIMATION (op, op->direction);	1232	SET_ANIMATION (op, op->direction);
1339	}	1233	}
1340	insert_ob_in_map (op, op->map, op, 0);	1234
		1235	pos.insert (op, op);
1341	}	1236	}
1342		1237
1343	/****************************************************************************	1238	/****************************************************************************
1344	* Destruction	1239	* Destruction
1345	****************************************************************************/	1240	****************************************************************************/
…		…
1348	* we do this by creating a force and inserting it in the	1243	* we do this by creating a force and inserting it in the
1349	* object. if time is 0, the object glows permanently. To truely	1244	* object. if time is 0, the object glows permanently. To truely
1350	* make this work for non-living objects, we would have to	1245	* make this work for non-living objects, we would have to
1351	* give them the capability to have an inventory. b.t.	1246	* give them the capability to have an inventory. b.t.
1352	*/	1247	*/
1353
1354	int	1248	int
1355	make_object_glow (object *op, int radius, int time)	1249	make_object_glow (object *op, int radius, int time)
1356	{	1250	{
1357	object *tmp;
1358
1359	/* some things are unaffected... */	1251	/* some things are unaffected... */
1360	if (op->path_denied & PATH_LIGHT)	1252	if (op->path_denied & PATH_LIGHT)
1361	return 0;	1253	return 0;
1362		1254
1363	tmp = get_archetype (FORCE_NAME);	1255	object *tmp = get_archetype (FORCE_NAME);
1364	tmp->speed = 0.01;	1256	tmp->speed = 0.01;
1365	tmp->stats.food = time;	1257	tmp->stats.food = time;
1366	SET_FLAG (tmp, FLAG_IS_USED_UP);	1258	SET_FLAG (tmp, FLAG_IS_USED_UP);
1367	tmp->glow_radius = radius;
1368	if (tmp->glow_radius > MAX_LIGHT_RADII)
1369	tmp->glow_radius = MAX_LIGHT_RADII;	1259	tmp->glow_radius = min (MAX_LIGHT_RADIUS, radius);
1370
1371	tmp->x = op->x;
1372	tmp->y = op->y;
1373	if (tmp->speed < MIN_ACTIVE_SPEED)
1374	tmp->speed = MIN_ACTIVE_SPEED; /* safety */
1375	tmp = insert_ob_in_ob (tmp, op);	1260	tmp = insert_ob_in_ob (tmp, op);
		1261
1376	if (tmp->glow_radius > op->glow_radius)	1262	if (tmp->glow_radius > op->glow_radius)
1377	op->glow_radius = tmp->glow_radius;	1263	op->glow_radius = tmp->glow_radius;
1378		1264
1379	if (!tmp->env || op != tmp->env)
1380	{
1381	LOG (llevError, "make_object_glow() failed to insert glowing force in %s\n", &op->name);
1382	return 0;
1383	}
1384	return 1;	1265	return 1;
1385	}	1266	}
1386
1387
1388
1389		1267
1390	int	1268	int
1391	cast_destruction (object *op, object *caster, object *spell_ob)	1269	cast_destruction (object *op, object *caster, object *spell_ob)
1392	{	1270	{
1393	int i, j, range, mflags, friendly = 0, dam, dur;
1394	sint16 sx, sy;
1395	mapstruct *m;
1396	object *tmp;
1397	const char *skill;
1398
1399	range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);	1271	int range = spell_ob->range + SP_level_range_adjust (caster, spell_ob);
1400	dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);	1272	int dam = spell_ob->stats.dam + SP_level_dam_adjust (caster, spell_ob);
1401	dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);	1273	int dur = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob);
1402	if (QUERY_FLAG (op, FLAG_FRIENDLY) || op->type == PLAYER)	1274
1403	friendly = 1;	1275	bool friendly = op->flag [FLAG_FRIENDLY] || op->is_player ();
1404		1276
1405	/* destruction doesn't use another spell object, so we need	1277	/* destruction doesn't use another spell object, so we need
1406	* update op's skill pointer so that exp is properly awarded.	1278	* update op's skill pointer so that exp is properly awarded.
1407	* We do some shortcuts here - since this is just temporary
1408	* and we'll reset the values back, we don't need to go through
1409	* the full share string/free_string route.
1410	*/	1279	*/
1411	skill = op->skill;	1280	const shstr skill = op->skill;
		1281
1412	if (caster == op)	1282	if (caster == op)
1413	op->skill = spell_ob->skill;	1283	op->skill = spell_ob->skill;
1414	else if (caster->skill)	1284	else if (caster->skill)
1415	op->skill = caster->skill;	1285	op->skill = caster->skill;
1416	else	1286	else
1417	op->skill = NULL;	1287	op->skill = 0;
1418		1288
1419	change_skill (op, find_skill_by_name (op, op->skill), 1);	1289	op->change_skill (find_skill_by_name (op, op->skill));
1420		1290
1421	for (i = -range; i < range; i++)	1291	unordered_mapwalk (op, -range, -range, range, range)
1422	{	1292	{
1423	for (j = -range; j < range; j++)	1293	mapspace &ms = m->at (nx, ny);
1424	{	1294
1425	m = op->map;
1426	sx = op->x + i;
1427	sy = op->y + j;
1428	mflags = get_map_flags (m, &m, sx, sy, &sx, &sy);
1429	if (mflags & P_OUT_OF_MAP)
1430	continue;
1431	if (mflags & P_IS_ALIVE)	1295	if (ms.flags () & P_IS_ALIVE)
		1296	for (object *tmp = ms.bot; tmp; tmp = tmp->above)
		1297	if (tmp->flag [FLAG_ALIVE] || tmp->is_player ())
1432	{	1298	{
1433	for (tmp = get_map_ob (m, sx, sy); tmp; tmp = tmp->above)	1299	tmp = tmp->head_ ();
		1300
		1301	if ((friendly && !tmp->flag [FLAG_FRIENDLY] && !tmp->is_player ())
		1302	|| (!friendly && (tmp->flag [FLAG_FRIENDLY] || tmp->is_player ())))
1434	{	1303	{
1435	if (QUERY_FLAG (tmp, FLAG_ALIVE) || tmp->type == PLAYER)	1304	if (spell_ob->subtype == SP_DESTRUCTION)
1436	break;
1437	}
1438	if (tmp)
1439	{
1440	if (tmp->head)
1441	tmp = tmp->head;
1442
1443	if ((friendly && !QUERY_FLAG (tmp, FLAG_FRIENDLY) && tmp->type != PLAYER) ||
1444	(!friendly && (QUERY_FLAG (tmp, FLAG_FRIENDLY) || tmp->type == PLAYER)))
1445	{	1305	{
1446	if (spell_ob->subtype == SP_DESTRUCTION)
1447	{
1448	hit_player (tmp, dam, op, spell_ob->attacktype, 0);	1306	hit_player (tmp, dam, op, spell_ob->attacktype, 0);
		1307
1449	if (spell_ob->other_arch)	1308	if (spell_ob->other_arch)
1450	{
1451	tmp = arch_to_object (spell_ob->other_arch);	1309	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1452	tmp->x = sx;
1453	tmp->y = sy;
1454	insert_ob_in_map (tmp, m, op, 0);
1455	}
1456	}	1310	}
1457	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist[ATNR_MAGIC] != 100)	1311	else if (spell_ob->subtype == SP_FAERY_FIRE && tmp->resist [ATNR_MAGIC] != 100)
1458	{	1312	{
1459	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)	1313	if (make_object_glow (tmp, 1, dur) && spell_ob->other_arch)
1460	{
1461	object *effect = arch_to_object (spell_ob->other_arch);	1314	m->insert (arch_to_object (spell_ob->other_arch), nx, ny, op);
1462
1463	effect->x = sx;
1464	effect->y = sy;
1465	insert_ob_in_map (effect, m, op, 0);
1466	}
1467	}
1468	}	1315	}
1469	}	1316	}
1470	}	1317	}
1471	}
1472	}	1318	}
		1319
1473	op->skill = skill;	1320	op->skill = skill;
1474	return 1;	1321	return 1;
1475	}	1322	}
1476		1323
1477	/***************************************************************************	1324	/***************************************************************************
…		…
1491	{	1338	{
1492	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");	1339	new_draw_info (NDI_UNIQUE, 0, op, "There is no one in that direction to curse.");
1493	return 0;	1340	return 0;
1494	}	1341	}
1495		1342
		1343	tmp = tmp->head_ ();
		1344
1496	/* If we've already got a force of this type, don't add a new one. */	1345	/* If we've already got a force of this type, don't add a new one. */
1497	for (force = tmp->inv; force != NULL; force = force->below)	1346	for (force = tmp->inv; force; force = force->below)
1498	{	1347	{
1499	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)	1348	if (force->type == FORCE && force->subtype == FORCE_CHANGE_ABILITY)
1500	{	1349	{
1501	if (force->name == spell_ob->name)	1350	if (force->name == spell_ob->name)
1502	{	1351	{
…		…
1508	return 0;	1357	return 0;
1509	}	1358	}
1510	}	1359	}
1511	}	1360	}
1512		1361
1513	if (force == NULL)	1362	if (!force)
1514	{	1363	{
1515	force = get_archetype (FORCE_NAME);	1364	force = get_archetype (FORCE_NAME);
1516	force->subtype = FORCE_CHANGE_ABILITY;	1365	force->subtype = FORCE_CHANGE_ABILITY;
		1366
1517	if (spell_ob->race)	1367	if (spell_ob->race)
1518	force->name = spell_ob->race;	1368	force->name = spell_ob->race;
1519	else	1369	else
1520	force->name = spell_ob->name;	1370	force->name = spell_ob->name;
1521		1371
…		…
1531	{	1381	{
1532	force->duration = duration;	1382	force->duration = duration;
1533	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");	1383	new_draw_info (NDI_UNIQUE, 0, op, "You recast the spell while in effect.");
1534	}	1384	}
1535	else	1385	else
1536	{
1537	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");	1386	new_draw_info (NDI_UNIQUE, 0, op, "Recasting the spell had no effect.");
1538	}	1387
1539	return 1;	1388	return 1;
1540	}	1389	}
		1390
1541	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;	1391	force->duration = spell_ob->duration + SP_level_duration_adjust (caster, spell_ob) * 50;
1542	force->speed = 1.0;	1392	force->speed = 1.f;
1543	force->speed_left = -1.0;	1393	force->speed_left = -1.f;
1544	SET_FLAG (force, FLAG_APPLIED);	1394	SET_FLAG (force, FLAG_APPLIED);
1545		1395
1546	if (god)	1396	if (god)
1547	{	1397	{
1548	if (spell_ob->last_grace)	1398	if (spell_ob->last_grace)
…		…
1561	force->stats.ac = spell_ob->stats.ac;	1411	force->stats.ac = spell_ob->stats.ac;
1562	force->stats.wc = spell_ob->stats.wc;	1412	force->stats.wc = spell_ob->stats.wc;
1563		1413
1564	change_abil (tmp, force); /* Mostly to display any messages */	1414	change_abil (tmp, force); /* Mostly to display any messages */
1565	insert_ob_in_ob (force, tmp);	1415	insert_ob_in_ob (force, tmp);
1566	fix_player (tmp);	1416	tmp->update_stats ();
1567	return 1;	1417	return 1;
1568		1418
1569	}	1419	}
1570
1571		1420
1572	/**********************************************************************	1421	/**********************************************************************
1573	* mood change	1422	* mood change
1574	* Arguably, this may or may not be an attack spell. But since it	1423	* Arguably, this may or may not be an attack spell. But since it
1575	* effects monsters, it seems best to put it into this file	1424	* effects monsters, it seems best to put it into this file
…		…
1580	*/	1429	*/
1581	int	1430	int
1582	mood_change (object *op, object *caster, object *spell)	1431	mood_change (object *op, object *caster, object *spell)
1583	{	1432	{
1584	object *tmp, *god, *head;	1433	object *tmp, *god, *head;
1585	int done_one, range, mflags, level, at, best_at;	1434	int done_one, range, level, at, best_at;
1586	sint16 x, y, nx, ny;
1587	mapstruct *m;
1588	const char *race;	1435	const char *race;
1589		1436
1590	/* We precompute some values here so that we don't have to keep	1437	/* We precompute some values here so that we don't have to keep
1591	* doing it over and over again.	1438	* doing it over and over again.
1592	*/	1439	*/
1593	god = find_god (determine_god (op));	1440	god = find_god (determine_god (op));
1594	level = caster_level (caster, spell);	1441	level = casting_level (caster, spell);
1595	range = spell->range + SP_level_range_adjust (caster, spell);	1442	range = spell->range + SP_level_range_adjust (caster, spell);
1596		1443
1597	/* On the bright side, no monster should ever have a race of GOD_...	1444	/* On the bright side, no monster should ever have a race of GOD_...
1598	* so even if the player doesn't worship a god, if race=GOD_.., it	1445	* so even if the player doesn't worship a god, if race=GOD_.., it
1599	* won't ever match anything.	1446	* won't ever match anything.
…		…
1605	else if (god && !strcmp (spell->race, "GOD_FRIEND"))	1452	else if (god && !strcmp (spell->race, "GOD_FRIEND"))
1606	race = god->race;	1453	race = god->race;
1607	else	1454	else
1608	race = spell->race;	1455	race = spell->race;
1609		1456
1610		1457	unordered_mapwalk (op, -range, -range, range, range)
1611	for (x = op->x - range; x <= op->x + range; x++)
1612	for (y = op->y - range; y <= op->y + range; y++)
1613	{	1458	{
		1459	mapspace &ms = m->at (nx, ny);
1614		1460
1615	done_one = 0;
1616	m = op->map;
1617	nx = x;
1618	ny = y;
1619	mflags = get_map_flags (m, &m, x, y, &nx, &ny);
1620	if (mflags & P_OUT_OF_MAP)
1621	continue;
1622
1623	/* If there is nothing living on this space, no need to go further */	1461	/* If there is nothing living on this space, no need to go further */
1624	if (!(mflags & P_IS_ALIVE))	1462	if (!ms.flags () & P_IS_ALIVE)
1625	continue;	1463	continue;
1626		1464
1627	for (tmp = get_map_ob (m, nx, ny); tmp; tmp = tmp->above)	1465	// players can only affect spaces that they can actually see
1628	if (QUERY_FLAG (tmp, FLAG_MONSTER))	1466	if (caster
		1467	&& caster->contr
		1468	&& caster->contr->darkness_at (m, nx, ny) == LOS_BLOCKED)
		1469	continue;
		1470
		1471	for (tmp = ms.top; tmp; tmp = tmp->below)
		1472	if (tmp->flag [FLAG_MONSTER])
1629	break;	1473	break;
1630		1474
1631	/* There can be living objects that are not monsters */	1475	/* There can be living objects that are not monsters */
1632	if (!tmp || tmp->type == PLAYER)	1476	if (!tmp)
1633	continue;	1477	continue;
1634		1478
1635	/* Only the head has meaningful data, so resolve to that */	1479	/* Only the head has meaningful data, so resolve to that */
1636	if (tmp->head)
1637	head = tmp->head;	1480	head = tmp->head_ ();
1638	else
1639	head = tmp;
1640		1481
1641	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */	1482	/* Make sure the race is OK. Likewise, only effect undead if spell specifically allows it */
1642	if (race && head->race && !strstr (race, head->race))	1483	if (race && head->race && !strstr (race, head->race))
1643	continue;	1484	continue;
		1485
1644	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))	1486	if (QUERY_FLAG (head, FLAG_UNDEAD) && !QUERY_FLAG (spell, FLAG_UNDEAD))
1645	continue;	1487	continue;
1646		1488
1647	/* Now do a bunch of stuff related to saving throws */	1489	/* Now do a bunch of stuff related to saving throws */
1648	best_at = -1;	1490	best_at = -1;
1649	if (spell->attacktype)	1491	if (spell->attacktype)
1650	{	1492	{
1651	for (at = 0; at < NROFATTACKS; at++)	1493	for (at = 0; at < NROFATTACKS; at++)
1652	if (spell->attacktype & (1 << at))	1494	if (spell->attacktype & (1 << at))
1653	if (best_at == -1 || head->resist[at] > head->resist[best_at])	1495	if (best_at == -1 || head->resist[at] > head->resist[best_at])
1654	best_at = at;	1496	best_at = at;
1655		1497
1656	if (best_at == -1)	1498	if (best_at == -1)
1657	at = 0;	1499	at = 0;
1658	else	1500	else
1659	{	1501	{
1660	if (head->resist[best_at] == 100)	1502	if (head->resist[best_at] == 100)
1661	continue;	1503	continue;
1662	else	1504	else
1663	at = head->resist[best_at] / 5;	1505	at = head->resist[best_at] / 5;
1664	}	1506	}
		1507
1665	at -= level / 5;	1508	at -= level / 5;
1666	if (did_make_save (head, head->level, at))	1509	if (did_make_save (head, head->level, at))
1667	continue;	1510	continue;
1668	}	1511	}
1669	else /* spell->attacktype */	1512	else /* spell->attacktype */
		1513	{
1670	/*	1514	/*
1671	Spell has no attacktype (charm & such), so we'll have a specific saving:	1515	Spell has no attacktype (charm & such), so we'll have a specific saving:
1672	* if spell level < monster level, no go	1516	* if spell level < monster level, no go
1673	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )	1517	* else, chance of effect = 20 + min( 50, 2 * ( spell level - monster level ) )
1674		1518
…		…
1676		1520
1677	This is required to fix the 'charm monster' abuse, where a player level 1 can	1521	This is required to fix the 'charm monster' abuse, where a player level 1 can
1678	charm a level 125 monster...	1522	charm a level 125 monster...
1679		1523
1680	Ryo, august 14th	1524	Ryo, august 14th
1681	*/	1525	*/
1682	{
1683	if (head->level > level)	1526	if (head->level > level)
1684	continue;	1527	continue;
		1528
1685	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))	1529	if (random_roll (0, 100, caster, PREFER_LOW) >= (20 + MIN (50, 2 * (level - head->level))))
1686	/* Failed, no effect */	1530	/* Failed, no effect */
1687	continue;	1531	continue;
1688	}	1532	}
1689		1533
1690	/* Done with saving throw. Now start effecting the monster */	1534	/* Done with saving throw. Now start affecting the monster */
		1535	done_one = 0;
1691		1536
1692	/* aggravation */	1537	/* aggravation */
1693	if (QUERY_FLAG (spell, FLAG_MONSTER))	1538	if (QUERY_FLAG (spell, FLAG_MONSTER))
1694	{	1539	{
1695	CLEAR_FLAG (head, FLAG_SLEEP);	1540	CLEAR_FLAG (head, FLAG_SLEEP);
1696	if (QUERY_FLAG (head, FLAG_FRIENDLY))
1697	remove_friendly_object (head);	1541	remove_friendly_object (head);
1698
1699	done_one = 1;	1542	done_one = 1;
1700	head->enemy = op;	1543	head->enemy = op;
1701	}	1544	}
1702		1545
1703	/* calm monsters */	1546	/* calm monsters */
1704	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))	1547	if (QUERY_FLAG (spell, FLAG_UNAGGRESSIVE) && !QUERY_FLAG (head, FLAG_UNAGGRESSIVE))
1705	{	1548	{
1706	SET_FLAG (head, FLAG_UNAGGRESSIVE);	1549	SET_FLAG (head, FLAG_UNAGGRESSIVE);
1707	head->enemy = NULL;	1550	head->enemy = NULL;
1708	done_one = 1;	1551	done_one = 1;
1709	}	1552	}
1710		1553
1711	/* berserk monsters */	1554	/* berserk monsters */
1712	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))	1555	if (QUERY_FLAG (spell, FLAG_BERSERK) && !QUERY_FLAG (head, FLAG_BERSERK))
1713	{	1556	{
1714	SET_FLAG (head, FLAG_BERSERK);	1557	SET_FLAG (head, FLAG_BERSERK);
1715	done_one = 1;	1558	done_one = 1;
1716	}	1559	}
		1560
1717	/* charm */	1561	/* charm */
1718	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))	1562	if (QUERY_FLAG (spell, FLAG_NO_ATTACK) && !QUERY_FLAG (head, FLAG_FRIENDLY))
1719	{	1563	{
1720	SET_FLAG (head, FLAG_FRIENDLY);	1564	INVOKE_OBJECT (KILL, head, ARG_OBJECT (caster));
		1565
1721	/* Prevent uncontolled outbreaks of self replicating monsters.	1566	/* Prevent uncontrolled outbreaks of self replicating monsters.
1722	Typical use case is charm, go somwhere, use aggravation to make hostile.	1567	Typical use case is charm, go somwhere, use aggravation to make hostile.
1723	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */	1568	This could lead to fun stuff like mice outbreak in bigworld and server crawl. */
1724	CLEAR_FLAG (head, FLAG_GENERATOR);	1569	CLEAR_FLAG (head, FLAG_GENERATOR);
1725	set_owner (head, op);	1570	head->set_owner (op);
1726	set_spell_skill (op, caster, spell, head);	1571	set_spell_skill (op, caster, spell, head);
1727	add_friendly_object (head);	1572	add_friendly_object (head);
1728	head->attack_movement = PETMOVE;	1573	head->attack_movement = PETMOVE;
1729	done_one = 1;	1574	done_one = 1;
1730	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);	1575	change_exp (op, head->stats.exp / 2, head->skill, SK_EXP_ADD_SKILL);
1731	head->stats.exp = 0;	1576	head->stats.exp = 0;
1732	}	1577	}
1733		1578
1734	/* If a monster was effected, put an effect in */	1579	/* If a monster was effected, put an effect in */
1735	if (done_one && spell->other_arch)	1580	if (done_one && spell->other_arch)
1736	{	1581	m->insert (arch_to_object (spell->other_arch), nx, ny, op);
1737	tmp = arch_to_object (spell->other_arch);	1582	}
1738	tmp->x = nx;
1739	tmp->y = ny;
1740	insert_ob_in_map (tmp, m, op, 0);
1741	}
1742	} /* for y */
1743		1583
1744	return 1;	1584	return 1;
1745	}	1585	}
1746
1747		1586
1748	/* Move_ball_spell: This handles ball type spells that just sort of wander	1587	/* Move_ball_spell: This handles ball type spells that just sort of wander
1749	* about. was called move_ball_lightning, but since more than the ball	1588	* about. was called move_ball_lightning, but since more than the ball
1750	* lightning spell used it, that seemed misnamed.	1589	* lightning spell used it, that seemed misnamed.
1751	* op is the spell effect.	1590	* op is the spell effect.
1752	* note that duration is handled by process_object() in time.c	1591	* note that duration is handled by process_object() in time.c
1753	*/	1592	*/
1754
1755	void	1593	void
1756	move_ball_spell (object *op)	1594	move_ball_spell (object *op)
1757	{	1595	{
1758	int i, j, dam_save, dir, mflags;	1596	int i, j, dam_save, dir, mflags;
1759	sint16 nx, ny, hx, hy;	1597	sint16 nx, ny, hx, hy;
1760	object *owner;	1598	object *owner;
1761	mapstruct *m;	1599	maptile *m;
1762		1600
1763	owner = get_owner (op);	1601	owner = op->owner;
1764		1602
1765	/* the following logic makes sure that the ball doesn't move into a wall,	1603	/* the following logic makes sure that the ball doesn't move into a wall,
1766	* and makes sure that it will move along a wall to try and get at it's	1604	* and makes sure that it will move along a wall to try and get at it's
1767	* victim. The block immediately below more or less chooses a random	1605	* victim. The block immediately below more or less chooses a random
1768	* offset to move the ball, eg, keep it mostly on course, with some	1606	* offset to move the ball, eg, keep it mostly on course, with some
…		…
1778	for (i = 1; i < 9; i++)	1616	for (i = 1; i < 9; i++)
1779	{	1617	{
1780	/* i bit 0: alters sign of offset	1618	/* i bit 0: alters sign of offset
1781	* other bits (i / 2): absolute value of offset	1619	* other bits (i / 2): absolute value of offset
1782	*/	1620	*/
1783
1784	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);	1621	int offset = ((i ^ j) & 1) ? (i / 2) : -(i / 2);
1785	int tmpdir = absdir (op->direction + offset);	1622	int tmpdir = absdir (op->direction + offset);
1786		1623
1787	nx = op->x + freearr_x[tmpdir];	1624	nx = op->x + freearr_x[tmpdir];
1788	ny = op->y + freearr_y[tmpdir];	1625	ny = op->y + freearr_y[tmpdir];
…		…
1790	{	1627	{
1791	dir = tmpdir;	1628	dir = tmpdir;
1792	break;	1629	break;
1793	}	1630	}
1794	}	1631	}
		1632
1795	if (dir == 0)	1633	if (dir == 0)
1796	{	1634	{
1797	nx = op->x;	1635	nx = op->x;
1798	ny = op->y;	1636	ny = op->y;
1799	m = op->map;	1637	m = op->map;
1800	}	1638	}
1801		1639
1802	remove_ob (op);	1640	m->insert (op, nx, ny, op);
1803	op->y = ny;
1804	op->x = nx;
1805	insert_ob_in_map (op, m, op, 0);
1806		1641
1807	dam_save = op->stats.dam; /* save the original dam: we do halfdam on	1642	dam_save = op->stats.dam; /* save the original dam: we do halfdam on
1808	surrounding squares */	1643	surrounding squares */
1809		1644
1810	/* loop over current square and neighbors to hit.	1645	/* loop over current square and neighbors to hit.
1811	* if this has an other_arch field, we insert that in	1646	* if this has an other_arch field, we insert that in
1812	* the surround spaces.	1647	* the surround spaces.
1813	*/	1648	*/
1814	for (j = 0; j < 9; j++)	1649	for (j = 0; j < 9; j++)
1815	{	1650	{
1816	object *new_ob;
1817
1818	hx = nx + freearr_x[j];	1651	hx = nx + freearr_x[j];
1819	hy = ny + freearr_y[j];	1652	hy = ny + freearr_y[j];
1820		1653
1821	m = op->map;	1654	m = op->map;
1822	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);	1655	mflags = get_map_flags (m, &m, hx, hy, &hx, &hy);
…		…
1830		1663
1831	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))	1664	if ((mflags & P_IS_ALIVE) && (!owner || owner->x != hx || owner->y != hy || !on_same_map (owner, op)))
1832	{	1665	{
1833	if (j)	1666	if (j)
1834	op->stats.dam = dam_save / 2;	1667	op->stats.dam = dam_save / 2;
		1668
1835	hit_map (op, j, op->attacktype, 1);	1669	hit_map (op, j, op->attacktype, 1);
1836
1837	}	1670	}
1838		1671
1839	/* insert the other arch */	1672	/* insert the other arch */
1840	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))	1673	if (op->other_arch && !(OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy))))
1841	{	1674	m->insert (arch_to_object (op->other_arch), hx, hy, op);
1842	new_ob = arch_to_object (op->other_arch);
1843	new_ob->x = hx;
1844	new_ob->y = hy;
1845	insert_ob_in_map (new_ob, m, op, 0);
1846	}
1847	}	1675	}
1848		1676
1849	/* restore to the center location and damage */	1677	/* restore to the center location and damage */
1850	op->stats.dam = dam_save;	1678	op->stats.dam = dam_save;
1851		1679
1852	i = spell_find_dir (op->map, op->x, op->y, get_owner (op));	1680	i = spell_find_dir (op->map, op->x, op->y, op->owner);
1853		1681
1854	if (i >= 0)	1682	if (i >= 0)
1855	{ /* we have a preferred direction! */	1683	{ /* we have a preferred direction! */
1856	/* pick another direction if the preferred dir is blocked. */	1684	/* pick another direction if the preferred dir is blocked. */
1857	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||	1685	if (get_map_flags (op->map, &m, nx + freearr_x[i], ny + freearr_y[i], &hx, &hy) & P_OUT_OF_MAP ||
1858	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))	1686	OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, hx, hy)))
1859	{
1860	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */	1687	i = absdir (i + rndm (0, 2) - 1); /* -1, 0, +1 */
1861	}	1688
1862	op->direction = i;	1689	op->direction = i;
1863	}	1690	}
1864	}	1691	}
1865		1692
1866
1867	/* move_swarm_spell: peterm	1693	/* move_swarm_spell: peterm
1868	* This is an implementation of the swarm spell. It was written for	1694	* This is an implementation of the swarm spell. It was written for
1869	* meteor swarm, but it could be used for any swarm. A swarm spell	1695	* meteor swarm, but it could be used for any swarm. A swarm spell
1870	* is a special type of object that casts swarms of other types	1696	* is a special type of object that casts swarms of other types
1871	* of spells. Which spell it casts is flexible. It fires the spells	1697	* of spells. Which spell it casts is flexible. It fires the spells
1872	* from a set of squares surrounding the caster, in a given direction.	1698	* from a set of squares surrounding the caster, in a given direction.
1873	*/	1699	*/
1874
1875	void	1700	void
1876	move_swarm_spell (object *op)	1701	move_swarm_spell (object *op)
1877	{	1702	{
1878	#if 0	1703	#if 0
1879	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };	1704	static int cardinal_adjust[9] = { -3, -2, -1, 0, 0, 0, 1, 2, 3 };
1880	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };	1705	static int diagonal_adjust[10] = { -3, -2, -2, -1, 0, 0, 1, 2, 2, 3 };
1881	sint16 target_x, target_y, origin_x, origin_y;	1706	sint16 target_x, target_y, origin_x, origin_y;
1882	int adjustdir;	1707	int adjustdir;
1883	mapstruct *m;	1708	maptile *m;
1884	#endif	1709	#endif
1885	int basedir;
1886	object *owner;	1710	object *owner = op->env;
1887		1711
1888	owner = get_owner (op);	1712	if (!owner) // MUST not happen, remove when true TODO
1889	if (op->duration == 0 || owner == NULL)
1890	{
1891	remove_ob (op);
1892	free_object (op);
1893	return;
1894	}	1713	{
		1714	LOG (llevError, "swarm spell found outside inventory: %s\n", op->debug_desc ());
		1715	op->destroy ();
		1716	return;
		1717	}
		1718
		1719	if (!op->duration || !owner->is_on_map ())
		1720	{
		1721	op->drop_and_destroy ();
		1722	return;
		1723	}
		1724
1895	op->duration--;	1725	op->duration--;
1896		1726
1897	basedir = op->direction;	1727	int basedir = op->direction;
1898	if (basedir == 0)	1728	if (!basedir)
1899	{	1729	{
1900	/* spray in all directions! 8) */	1730	/* spray in all directions! 8) */
1901	basedir = rndm (1, 8);	1731	op->facing = (op->facing + op->state) & 7;
		1732	basedir = op->facing + 1;
1902	}	1733	}
1903		1734
1904	#if 0	1735	#if 0
1905	// this is bogus: it causes wrong places to be checked below	1736	// this is bogus: it causes wrong places to be checked below
1906	// (a wall 2 cells away will block the effect...) and	1737	// (a wall 2 cells away will block the effect...) and
1907	// doesn't work for SP_BULLET anyhow, so again tests the wrong	1738	// doesn't work for SP_BULLET anyhow, so again tests the wrong
1908	// space.	1739	// space.
1909	// should be fixed later, but correctness before featurs...	1740	// should be fixed later, but correctness before features...
1910	// (schmorp)	1741	// (schmorp)
1911		1742
1912	/* new offset calculation to make swarm element distribution	1743	/* new offset calculation to make swarm element distribution
1913	* more uniform	1744	* more uniform
1914	*/	1745	*/
…		…
1967	{	1798	{
1968	/* Bullet spells have a bunch more customization that needs to be done */	1799	/* Bullet spells have a bunch more customization that needs to be done */
1969	if (op->spell->subtype == SP_BULLET)	1800	if (op->spell->subtype == SP_BULLET)
1970	fire_bullet (owner, op, basedir, op->spell);	1801	fire_bullet (owner, op, basedir, op->spell);
1971	else if (op->spell->subtype == SP_MAGIC_MISSILE)	1802	else if (op->spell->subtype == SP_MAGIC_MISSILE)
1972	fire_arch_from_position (owner, op, op->x, op->y, basedir, op->spell);	1803	fire_arch_from_position (owner, op, owner->x, owner->y, basedir, op->spell);
1973	}	1804	}
1974	}	1805	}
1975
1976
1977
1978		1806
1979	/* fire_swarm:	1807	/* fire_swarm:
1980	* The following routine creates a swarm of objects. It actually	1808	* The following routine creates a swarm of objects. It actually
1981	* sets up a specific swarm object, which then fires off all	1809	* sets up a specific swarm object, which then fires off all
1982	* the parts of the swarm.	1810	* the parts of the swarm.
…		…
1985	* caster: the caster (owner, wand, rod, scroll)	1813	* caster: the caster (owner, wand, rod, scroll)
1986	* dir: the direction everything will be fired in	1814	* dir: the direction everything will be fired in
1987	* spell - the spell that is this spell.	1815	* spell - the spell that is this spell.
1988	* n: the number to be fired.	1816	* n: the number to be fired.
1989	*/	1817	*/
1990
1991	int	1818	int
1992	fire_swarm (object *op, object *caster, object *spell, int dir)	1819	fire_swarm (object *op, object *caster, object *spell, int dir)
1993	{	1820	{
1994	object *tmp;
1995	int i;
1996
1997	if (!spell->other_arch)	1821	if (!spell->other_arch)
1998	return 0;	1822	return 0;
1999		1823
2000	tmp = get_archetype (SWARM_SPELL);	1824	object *tmp = archetype::get (SWARM_SPELL);
2001	tmp->x = op->x;	1825
2002	tmp->y = op->y;
2003	set_owner (tmp, op); /* needed so that if swarm elements kill, caster gets xp. */
2004	set_spell_skill (op, caster, spell, tmp);	1826	set_spell_skill (op, caster, spell, tmp);
2005
2006	tmp->level = caster_level (caster, spell); /*needed later, to get level dep. right. */	1827	tmp->level = casting_level (caster, spell); /* needed later, to get level dep. right. */
2007	tmp->spell = arch_to_object (spell->other_arch);	1828	tmp->spell = spell->other_arch->instance ();
2008
2009	tmp->attacktype = tmp->spell->attacktype;	1829	tmp->attacktype = tmp->spell->attacktype;
2010		1830
2011	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)	1831	if (tmp->attacktype & AT_HOLYWORD || tmp->attacktype & AT_GODPOWER)
2012	{
2013	if (!tailor_god_spell (tmp, op))	1832	if (!tailor_god_spell (tmp, op))
2014	return 1;	1833	return 1;
2015	}	1834
2016	tmp->duration = SP_level_duration_adjust (caster, spell);	1835	tmp->duration = SP_level_duration_adjust (caster, spell);
2017	for (i = 0; i < spell->duration; i++)	1836	for (int i = 0; i < spell->duration; i++)
2018	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);	1837	tmp->duration += die_roll (1, 3, op, PREFER_HIGH);
2019		1838
		1839	tmp->invisible = 1;
		1840	tmp->flag [FLAG_NO_DROP] = 1; // make sure it stays in inv, or else
2020	tmp->direction = dir;	1841	tmp->direction = dir;
2021	tmp->invisible = 1;	1842	tmp->facing = rndm (1, 8); // initial firing direction
2022	insert_ob_in_map (tmp, op->map, op, 0);	1843	tmp->state = rndm (4) * 2 + 1; // direction increment
		1844
		1845	op->insert (tmp);
		1846
2023	return 1;	1847	return 1;
2024	}	1848	}
2025
2026		1849
2027	/* See the spells documentation file for why this is its own	1850	/* See the spells documentation file for why this is its own
2028	* function.	1851	* function.
2029	*/	1852	*/
2030	int	1853	int
2031	cast_light (object *op, object *caster, object *spell, int dir)	1854	cast_light (object *op, object *caster, object *spell, int dir)
2032	{	1855	{
2033	object *target = NULL, *tmp = NULL;	1856	object *target = NULL, *tmp = NULL;
2034	sint16 x, y;	1857	sint16 x, y;
2035	int dam, mflags;	1858	int dam, mflags;
2036	mapstruct *m;	1859	maptile *m;
2037		1860
2038	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);	1861	dam = spell->stats.dam + SP_level_dam_adjust (caster, spell);
2039		1862
2040	if (!dir)	1863	if (dir)
2041	{
2042	new_draw_info (NDI_UNIQUE, 0, op, "In what direction?");
2043	return 0;
2044	}	1864	{
2045
2046	x = op->x + freearr_x[dir];	1865	x = op->x + freearr_x[dir];
2047	y = op->y + freearr_y[dir];	1866	y = op->y + freearr_y[dir];
2048	m = op->map;	1867	m = op->map;
2049		1868
2050	mflags = get_map_flags (m, &m, x, y, &x, &y);	1869	mflags = get_map_flags (m, &m, x, y, &x, &y);
2051		1870
2052	if (mflags & P_OUT_OF_MAP)	1871	if (mflags & P_OUT_OF_MAP)
2053	{	1872	{
2054	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");	1873	new_draw_info (NDI_UNIQUE, 0, op, "Nothing is there.");
2055	return 0;	1874	return 0;
2056	}	1875	}
2057		1876
2058	if (mflags & P_IS_ALIVE && spell->attacktype)	1877	if (mflags & P_IS_ALIVE && spell->attacktype)
2059	{	1878	{
2060	for (target = get_map_ob (m, x, y); target; target = target->above)	1879	for (target = GET_MAP_OB (m, x, y); target; target = target->above)
2061	if (QUERY_FLAG (target, FLAG_MONSTER))	1880	if (QUERY_FLAG (target, FLAG_MONSTER))
2062	{	1881	{
2063	/* oky doky. got a target monster. Lets make a blinding attack */	1882	/* oky doky. got a target monster. Lets make a blinding attack */
2064	if (target->head)	1883	if (target->head)
2065	target = target->head;	1884	target = target->head;
		1885
2066	(void) hit_player (target, dam, op, spell->attacktype, 1);	1886	hit_player (target, dam, op, spell->attacktype, 1);
2067	return 1; /* one success only! */	1887	return 1; /* one success only! */
		1888	}
2068	}	1889	}
2069	}
2070		1890
2071	/* no live target, perhaps a wall is in the way? */	1891	/* no live target, perhaps a wall is in the way? */
2072	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))	1892	if (OB_TYPE_MOVE_BLOCK (op, GET_MAP_MOVE_BLOCK (m, x, y)))
2073	{	1893	{
2074	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");	1894	new_draw_info (NDI_UNIQUE, 0, op, "Something is in the way.");
2075	return 0;	1895	return 0;
		1896	}
2076	}	1897	}
2077		1898
2078	/* ok, looks groovy to just insert a new light on the map */	1899	/* ok, looks groovy to just insert a new light on the map */
2079	tmp = arch_to_object (spell->other_arch);	1900	tmp = arch_to_object (spell->other_arch);
2080	if (!tmp)	1901	if (!tmp)
2081	{	1902	{
2082	LOG (llevError, "Error: spell arch for cast_light() missing.\n");	1903	LOG (llevError, "Error: spell arch for cast_light() missing.\n");
2083	return 0;	1904	return 0;
2084	}	1905	}
		1906
2085	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);	1907	tmp->stats.food = spell->duration + SP_level_duration_adjust (caster, spell);
		1908
2086	if (tmp->glow_radius)	1909	if (tmp->glow_radius)
2087	{
2088	tmp->glow_radius = spell->range + SP_level_range_adjust (caster, spell);	1910	tmp->glow_radius = min (MAX_LIGHT_RADIUS, spell->range + SP_level_range_adjust (caster, spell));
2089	if (tmp->glow_radius > MAX_LIGHT_RADII)	1911
2090	tmp->glow_radius = MAX_LIGHT_RADII;	1912	if (dir)
2091	}	1913	m->insert (tmp, x, y, op);
2092	tmp->x = x;	1914	else
2093	tmp->y = y;	1915	caster->outer_env ()->insert (tmp);
2094	insert_ob_in_map (tmp, m, op, 0);	1916
2095	return 1;	1917	return 1;
2096	}	1918	}
2097
2098
2099
2100		1919
2101	/* cast_cause_disease: this spell looks along <dir> from the	1920	/* cast_cause_disease: this spell looks along <dir> from the
2102	* player and infects someone.	1921	* player and infects someone.
2103	* op is the player/monster, caster is the object, dir is the direction	1922	* op is the player/monster, caster is the object, dir is the direction
2104	* to cast, disease_arch is the specific disease, and type is the spell number	1923	* to cast, disease_arch is the specific disease, and type is the spell number
2105	* perhaps this should actually be in disease.c?	1924	* perhaps this should actually be in disease.c?
2106	*/	1925	*/
2107
2108	int	1926	int
2109	cast_cause_disease (object *op, object *caster, object *spell, int dir)	1927	cast_cause_disease (object *op, object *caster, object *spell, int dir)
2110	{	1928	{
2111	sint16 x, y;	1929	sint16 x, y;
2112	int i, mflags, range, dam_mod, dur_mod;	1930	int i, mflags, range, dam_mod, dur_mod;
2113	object *walk;	1931	object *walk;
2114	mapstruct *m;	1932	maptile *m;
2115		1933
2116	x = op->x;	1934	x = op->x;
2117	y = op->y;	1935	y = op->y;
2118		1936
2119	/* If casting from a scroll, no direction will be available, so refer to the	1937	/* If casting from a scroll, no direction will be available, so refer to the
2120	* direction the player is pointing.	1938	* direction the player is pointing.
2121	*/	1939	*/
2122	if (!dir)	1940	if (!dir)
2123	dir = op->facing;	1941	dir = op->facing;
		1942
2124	if (!dir)	1943	if (!dir)
2125	return 0; /* won't find anything if casting on ourself, so just return */	1944	return 0; /* won't find anything if casting on ourself, so just return */
2126		1945
2127	/* Calculate these once here */	1946	/* Calculate these once here */
2128	range = spell->range + SP_level_range_adjust (caster, spell);	1947	range = spell->range + SP_level_range_adjust (caster, spell);
…		…
2147		1966
2148	/* Only bother looking on this space if there is something living here */	1967	/* Only bother looking on this space if there is something living here */
2149	if (mflags & P_IS_ALIVE)	1968	if (mflags & P_IS_ALIVE)
2150	{	1969	{
2151	/* search this square for a victim */	1970	/* search this square for a victim */
2152	for (walk = get_map_ob (m, x, y); walk; walk = walk->above)	1971	for (walk = GET_MAP_OB (m, x, y); walk; walk = walk->above)
2153	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))	1972	if (QUERY_FLAG (walk, FLAG_MONSTER) || (walk->type == PLAYER))
2154	{ /* found a victim */	1973	{ /* found a victim */
2155	object *disease = arch_to_object (spell->other_arch);	1974	object *disease = arch_to_object (spell->other_arch);
2156		1975
2157	set_owner (disease, op);	1976	disease->set_owner (op);
2158	set_spell_skill (op, caster, spell, disease);	1977	set_spell_skill (op, caster, spell, disease);
2159	disease->stats.exp = 0;	1978	disease->stats.exp = 0;
2160	disease->level = caster_level (caster, spell);	1979	disease->level = casting_level (caster, spell);
2161		1980
2162	/* do level adjustments */	1981	/* do level adjustments */
2163	if (disease->stats.wc)	1982	if (disease->stats.wc)
2164	disease->stats.wc += dur_mod / 2;	1983	disease->stats.wc += dur_mod / 2;
2165		1984
2166	if (disease->magic > 0)	1985	if (disease->magic > 0)
2167	disease->magic += dur_mod / 4;	1986	disease->magic += dur_mod / 8;
2168		1987
2169	if (disease->stats.maxhp > 0)	1988	if (disease->stats.maxhp > 0)
2170	disease->stats.maxhp += dur_mod;	1989	disease->stats.maxhp += dur_mod;
2171		1990
2172	if (disease->stats.maxgrace > 0)	1991	if (disease->stats.maxgrace > 0)
…		…
2207	if (disease->stats.sp)	2026	if (disease->stats.sp)
2208	disease->stats.sp -= dam_mod;	2027	disease->stats.sp -= dam_mod;
2209		2028
2210	if (infect_object (walk, disease, 1))	2029	if (infect_object (walk, disease, 1))
2211	{	2030	{
2212	object *flash; /* visual effect for inflicting disease */
2213
2214	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);	2031	new_draw_info_format (NDI_UNIQUE, 0, op, "You inflict %s on %s!", &disease->name, &walk->name);
2215		2032
2216	free_object (disease); /* don't need this one anymore */	2033	disease->destroy (); /* don't need this one anymore */
2217	flash = get_archetype (ARCH_DETECT_MAGIC);	2034	walk->map->insert (get_archetype ("detect_magic"), x, y, op);
2218	flash->x = x;
2219	flash->y = y;
2220	flash->map = walk->map;
2221	insert_ob_in_map (flash, walk->map, op, 0);
2222	return 1;	2035	return 1;
2223	}	2036	}
2224	free_object (disease);	2037
		2038	disease->destroy ();
2225	}	2039	}
2226	} /* if living creature */	2040	} /* if living creature */
2227	} /* for range of spaces */	2041	} /* for range of spaces */
		2042
2228	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");	2043	new_draw_info (NDI_UNIQUE, 0, op, "No one caught anything!");
2229	return 1;	2044	return 1;
2230	}	2045	}

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