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Comparing deliantra/server/server/attack.C (file contents):
Revision 1.101 by root, Fri Dec 26 13:33:22 2008 UTC vs.
Revision 1.151 by root, Thu Nov 17 04:49:22 2016 UTC

1	/*	1	/*
2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.	2	* This file is part of Deliantra, the Roguelike Realtime MMORPG.
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008,2009,2010,2011,2012,2013,2014,2015,2016 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992 Frank Tore Johansen
7	*	7	*
8	* Deliantra is free software: you can redistribute it and/or modify	8	* Deliantra is free software: you can redistribute it and/or modify it under
9	* it under the terms of the GNU General Public License as published by	9	* the terms of the Affero GNU General Public License as published by the
10	* the Free Software Foundation, either version 3 of the License, or	10	* Free Software Foundation, either version 3 of the License, or (at your
11	* (at your option) any later version.	11	* option) any later version.
12	*	12	*
13	* 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,
14	* but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16	* GNU General Public License for more details.	16	* GNU General Public License for more details.
17	*	17	*
18	* You should have received a copy of the GNU General Public License	18	* You should have received a copy of the Affero GNU General Public License
19	* along with this program. If not, see <http://www.gnu.org/licenses/>.	19	* and the GNU General Public License along with this program. If not, see
		20	* <http://www.gnu.org/licenses/>.
20	*	21	*
21	* The authors can be reached via e-mail to <support@deliantra.net>	22	* The authors can be reached via e-mail to <support@deliantra.net>
22	*/	23	*/
23		24
24	#include <assert.h>	25	#include <assert.h>
25	#include <global.h>	26	#include <global.h>
…		…
27	#include <material.h>	28	#include <material.h>
28	#include <skills.h>	29	#include <skills.h>
29	#include <sounds.h>	30	#include <sounds.h>
30	#include <sproto.h>	31	#include <sproto.h>
31		32
32	typedef struct att_msg_str
33	{
34	char *msg1;
35	char *msg2;
36	} att_msg;
37
38	/*#define ATTACK_DEBUG*/	33	/*#define ATTACK_DEBUG*/
39
40	/* cancels object *op. Cancellation basically means an object loses
41	* its magical benefits.
42	*/
43	void
44	cancellation (object *op)
45	{
46	if (op->invisible)
47	return;
48
49	if (QUERY_FLAG (op, FLAG_ALIVE) || op->type == CONTAINER || op->type == THROWN_OBJ)
50	{
51	/* Recurse through the inventory */
52	for (object *tmp = op->inv; tmp; tmp = tmp->below)
53	if (!did_make_save_item (tmp, AT_CANCELLATION, op))
54	cancellation (tmp);
55	}
56	else if (FABS (op->magic) <= rndm (0, 5))
57	{
58	/* Nullify this object. This code could probably be more complete */
59	/* in what abilities it should cancel */
60	op->magic = 0;
61
62	CLEAR_FLAG (op, FLAG_DAMNED);
63	CLEAR_FLAG (op, FLAG_CURSED);
64	CLEAR_FLAG (op, FLAG_KNOWN_MAGICAL);
65	CLEAR_FLAG (op, FLAG_KNOWN_CURSED);
66
67	if (object *pl = op->visible_to ())
68	esrv_update_item (UPD_FLAGS, pl, op);
69	}
70	}
71		34
72	/* did_make_save_item just checks to make sure the item actually	35	/* did_make_save_item just checks to make sure the item actually
73	* made its saving throw based on the tables. It does not take	36	* made its saving throw based on the tables. It does not take
74	* any further action (like destroying the item).	37	* any further action (like destroying the item).
75	*/	38	*/
76	int	39	static int
77	did_make_save_item (object *op, int type, object *originator)	40	did_make_save_item (object *op, uint32_t type, object *originator)
78	{	41	{
79	int i, roll, saves = 0, attacks = 0, number;	42	int saves = 0, attacks = 0;
80	materialtype_t *mt;	43	materialtype_t *mt = op->material;
81		44
82	if (!op->materialname)	45	// destroying objects without material has many bad effects
83	{	46	if (mt == MATERIAL_NULL)
84	for (mt = materialt; mt && mt->next; mt = mt->next)
85	if (op->materials & mt->material)
86	break;
87	}
88	else
89	mt = name_to_material (op->materialname);
90
91	if (!mt)
92	return TRUE;	47	return 1;
93		48
94	roll = rndm (1, 20);	49	int roll = rndm (1, 20);
95		50
96	/* the attacktypes have no meaning for object saves	51	/* the attacktypes have no meaning for object saves
97	* If the type is only magic, don't adjust type - basically, if	52	* If the type is only magic, don't adjust type - basically, if
98	* pure magic is hitting an object, it should save. However, if it	53	* pure magic is hitting an object, it should save. However, if it
99	* is magic teamed with something else, then strip out the	54	* is magic teamed with something else, then strip out the
100	* magic type, and instead let the fire, cold, or whatever component	55	* magic type, and instead let the fire, cold, or whatever component
101	* destroy the item. Otherwise, you get the case of poisoncloud	56	* destroy the item. Otherwise, you get the case of poisoncloud
102	* destroying objects because it has magic attacktype.	57	* destroying objects because it has magic attacktype.
103	*/	58	*/
104	if (type != AT_MAGIC)	59	if (type != AT_MAGIC)
105	type &= ~(AT_CONFUSION | AT_DRAIN | AT_GHOSTHIT | AT_POISON | AT_SLOW |	60	type &= ~(AT_CONFUSION | AT_DRAIN | AT_GHOSTHIT | AT_POISON | AT_SLOW |
106	AT_PARALYZE | AT_TURN_UNDEAD | AT_FEAR | AT_DEPLETE | AT_DEATH |	61	AT_PARALYZE | AT_TURN_UNDEAD | AT_FEAR | AT_DEPLETE | AT_DEATH |
107	AT_COUNTERSPELL | AT_HOLYWORD | AT_BLIND | AT_LIFE_STEALING | AT_MAGIC);	62	AT_COUNTERSPELL | AT_HOLYWORD | AT_BLIND | AT_LIFE_STEALING | AT_MAGIC);
108		63
		64
109	if (type == 0) return TRUE;	65	if (type == 0) return TRUE;
110		66
111	if (roll == 20) return TRUE;	67	if (roll == 20) return TRUE;
112	if (roll == 1) return FALSE;	68	if (roll == 1) return FALSE;
113		69
114	for (number = 0; number < NROFATTACKS; number++)	70	for_all_bits_sparse_32 (type, number)
115	{	71	{
116	i = 1 << number;
117
118	if (!(i & type))
119	continue;
120
121	attacks++;	72	attacks++;
		73
122	if (op->resist[number] == 100)	74	if (op->resist[number] == 100)
123	saves++;	75	saves++;
124	else if (roll >= mt->save[number] - op->magic - op->resist[number] / 100)	76	else if (roll >= mt->save[number] - op->magic - op->resist[number] / 100)
125	saves++;	77	saves++;
126	else if ((20 - mt->save[number]) / 3 > originator->stats.dam)	78	else if ((20 - mt->save[number]) / 3 > originator->stats.dam)
…		…
134	return FALSE;	86	return FALSE;
135		87
136	return TRUE;	88	return TRUE;
137	}	89	}
138		90
		91	/* cancels object *op. Cancellation basically means an object loses
		92	* its magical benefits.
		93	*/
		94	void
		95	cancellation (object *op)
		96	{
		97	if (op->invisible)
		98	return;
		99
		100	if (op->flag [FLAG_ALIVE] || op->type == CONTAINER || op->type == THROWN_OBJ)
		101	{
		102	/* Recurse through the inventory */
		103	for (object *tmp = op->inv; tmp; tmp = tmp->below)
		104	if (!did_make_save_item (tmp, AT_CANCELLATION, op))
		105	cancellation (tmp);
		106	}
		107	else if (fabs (op->magic) <= rndm (0, 5))
		108	{
		109	/* Nullify this object. This code could probably be more complete */
		110	/* in what abilities it should cancel */
		111	op->magic = 0;
		112
		113	op->clr_flag (FLAG_DAMNED);
		114	op->clr_flag (FLAG_CURSED);
		115	op->clr_flag (FLAG_KNOWN_MAGICAL);
		116	op->clr_flag (FLAG_KNOWN_CURSED);
		117
		118	if (object *pl = op->visible_to ())
		119	esrv_update_item (UPD_FLAGS, pl, op);
		120	}
		121	}
		122
139	/* This function calls did_make_save_item. It then performs the	123	/* This function calls did_make_save_item. It then performs the
140	* appropriate actions to the item (such as burning the item up,	124	* appropriate actions to the item (such as burning the item up,
141	* calling cancellation, etc.)	125	* calling cancellation, etc.)
142	*/	126	*/
143	void	127	void
144	save_throw_object (object *op, int type, object *originator)	128	save_throw_object (object *op, int type, object *originator)
145	{	129	{
		130	op = op->head_ ();
		131
146	if (!did_make_save_item (op, type, originator))	132	if (!did_make_save_item (op, type, originator))
147	{	133	{
148	object *env = op->env;	134	object *env = op->env;
149	int x = op->x, y = op->y;	135	int x = op->x, y = op->y;
150	maptile *m = op->map;	136	maptile *m = op->map;
151		137
152	op = stop_item (op);	138	op = stop_item (op);
153	if (!op)	139	if (!op)
154	return;	140	return;
155		141
156	/* Hacked the following so that type LIGHTER will work.	142	/* Hacked the following so that type LIGHTER will work.
157	* Also, objects which are potential "lights" that are hit by	143	* Also, objects which are potential "lights" that are hit by
158	* flame/elect attacks will be set to glow. "lights" are any	144	* flame/elect attacks will be set to glow. "lights" are any
159	* object with +/- glow_radius and an "other_arch" to change to.	145	* object with +/- glow_radius and an "other_arch" to change to.
160	* (and please note that we cant fail our save and reach this	146	* (and please note that we cant fail our save and reach this
161	* function if the object doesnt contain a material that can burn.	147	* function if the object doesnt contain a material that can burn.
162	* So forget lighting magical swords on fire with this!) -b.t.	148	* So forget lighting magical swords on fire with this!) -b.t.
163	*/	149	*/
164	if (type & (AT_FIRE | AT_ELECTRICITY) && op->other_arch && QUERY_FLAG (op, FLAG_IS_LIGHTABLE))	150	if (type & (AT_FIRE | AT_ELECTRICITY))
165	{	151	{
166	const char *arch = op->other_arch->archname;	152	// seems LAMPs and TORCHes are always IS_LIGHTABLE?
167		153	if (op->type == LAMP || op->type == TORCH)
168	if (op->decrease ())
169	fix_stopped_item (op, m, originator);
170
171	if ((op = archetype::get (arch)))
172	{	154	{
173	if (env)	155	apply_lamp (op, true); // turn on a lamp
174	env->insert (op);
175	else	156	return;
176	m->insert (op, x, y, originator);
177	}	157	}
		158	else if (op->flag [FLAG_IS_LIGHTABLE])
		159	{
		160	if (op->other_arch)
		161	{
		162	const char *arch = op->other_arch->archname;
178		163
		164	if (op->decrease ())
		165	fix_stopped_item (op, m, originator);
		166
		167	if ((op = archetype::get (arch)))
		168	{
		169	if (env)
		170	env->insert (op);
		171	else
		172	m->insert (op, x, y, originator);
		173	}
		174	}
		175
179	return;	176	return;
		177	}
180	}	178	}
181		179
182	if (type & AT_CANCELLATION)	180	if (type & AT_CANCELLATION)
183	{ /* Cancellation. */	181	{ /* Cancellation. */
184	cancellation (op);	182	cancellation (op);
185	fix_stopped_item (op, m, originator);	183	fix_stopped_item (op, m, originator);
		184
186	return;	185	return;
187	}
188
189	if (op->nrof > 1)
190	{
191	if (op->decrease (rndm (0, op->nrof - 1)))
192	fix_stopped_item (op, m, originator);
193	}
194	else
195	{
196	// drop everything to the ground, if possible
197	op->insert_at (originator);
198	op->drop_and_destroy ();
199	}	186	}
200		187
201	if (type & (AT_FIRE | AT_ELECTRICITY))	188	if (type & (AT_FIRE | AT_ELECTRICITY))
202	if (env)	189	if (env)
203	{	190	{
204	op = archetype::get (shstr_burnout);	191	object *op = archetype::get (shstr_burnout);
205	op->x = env->x, op->y = env->y;	192	op->x = env->x, op->y = env->y;
206	env->insert (op);	193	env->insert (op);
207	}	194	}
208	else	195	else
209	replace_insert_ob_in_map (shstr_burnout, originator);	196	replace_insert_ob_in_map (shstr_burnout, originator);
210		197
		198	if (op->nrof > 1)
		199	{
		200	if (op->decrease (rndm (0, op->nrof - 1)))
		201	fix_stopped_item (op, m, originator);
		202	}
		203	else
		204	{
		205	// drop everything to the ground, if possible
		206	op->insert_at (originator);
		207	op->drop_and_destroy ();
		208	}
		209
211	return;	210	return;
212	}	211	}
213		212
214	/* The value of 50 is arbitrary. */	213	/* The value of 50 is arbitrary. */
215	if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !QUERY_FLAG (op, FLAG_NO_PICK) && rndm (2))	214	if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !op->flag [FLAG_NO_PICK] && rndm (2))
216	{	215	{
217	archetype *at = archetype::find (shstr_icecube);	216	archetype *at = archetype::find (shstr_icecube);
218		217
219	if (at == NULL)	218	if (at == NULL)
220	return;	219	return;
…		…
224	return;	223	return;
225		224
226	object *tmp = present_arch (at, op->map, op->x, op->y);	225	object *tmp = present_arch (at, op->map, op->x, op->y);
227	if (!tmp)	226	if (!tmp)
228	{	227	{
229	tmp = arch_to_object (at);	228	tmp = at->instance ();
230	tmp->x = op->x, tmp->y = op->y;	229	tmp->x = op->x, tmp->y = op->y;
231	/* This was in the old (pre new movement code) -	230	/* This was in the old (pre new movement code) -
232	* icecubes have slow_move set to 1 - don't want	231	* icecubes have slow_move set to 1 - don't want
233	* that for ones we create.	232	* that for ones we create.
234	*/	233	*/
…		…
247	* type is the attacktype of the object.	246	* type is the attacktype of the object.
248	* full_hit is set if monster area does not matter.	247	* full_hit is set if monster area does not matter.
249	* returns 1 if it hits something, 0 otherwise.	248	* returns 1 if it hits something, 0 otherwise.
250	*/	249	*/
251	int	250	int
252	hit_map (object *op, int dir, int type, int full_hit)	251	hit_map (object *op, int dir, uint32_t type, int full_hit)
253	{	252	{
254	maptile *map;
255	sint16 x, y;	253	sint16 x, y;
256	int retflag = 0; /* added this flag.. will return 1 if it hits a monster */	254	int retflag = 0; /* added this flag.. will return 1 if it hits a monster */
257		255
258	if (QUERY_FLAG (op, FLAG_FREED))	256	if (op->flag [FLAG_FREED])
259	{	257	{
260	LOG (llevError, "BUG: hit_map(): free object\n");	258	LOG (llevError, "BUG: hit_map(): free object\n");
261	return 0;	259	return 0;
262	}	260	}
263		261
264	if (QUERY_FLAG (op, FLAG_REMOVED) || op->env != NULL)	262	if (op->flag [FLAG_REMOVED] || op->env != NULL)
265	{	263	{
266	LOG (llevError, "BUG: hit_map(): hitter (arch %s, name %s) not on a map\n", &op->arch->archname, &op->name);	264	LOG (llevError, "BUG: hit_map(): hitter (arch %s, name %s) not on a map\n", &op->arch->archname, &op->name);
267	return 0;	265	return 0;
268	}	266	}
269		267
…		…
333	* This is one of the few cases where on_same_map should not be used.	331	* This is one of the few cases where on_same_map should not be used.
334	*/	332	*/
335	if (tmp->map != pos.m || tmp->x != pos.x || tmp->y != pos.y)	333	if (tmp->map != pos.m || tmp->x != pos.x || tmp->y != pos.y)
336	continue;	334	continue;
337		335
338	if (QUERY_FLAG (tmp, FLAG_ALIVE))	336	if (tmp->flag [FLAG_ALIVE])
339	{	337	{
340	hit_player (tmp, op->stats.dam, op, type, full_hit);	338	hit_player (tmp, op->stats.dam, op, type, full_hit);
341	retflag |= 1;	339	retflag |= 1;
342		340
343	if (op->destroyed ())	341	if (op->destroyed ())
…		…
347	* NO_PASS set, it is also immune - you can't destroy walls. Note	345	* NO_PASS set, it is also immune - you can't destroy walls. Note
348	* that weak walls have is_alive set, which prevent objects from	346	* that weak walls have is_alive set, which prevent objects from
349	* passing over/through them. We don't care what type of movement	347	* passing over/through them. We don't care what type of movement
350	* the wall blocks - if it blocks any type of movement, can't be	348	* the wall blocks - if it blocks any type of movement, can't be
351	* destroyed right now.	349	* destroyed right now.
		350	* Without the material check the server completely fails to work,
		351	* objects detsroy themselves, floors get destroyed etc. etc.
352	*/	352	*/
353	else if (tmp->materialname && op->stats.dam > 0 && !tmp->move_block)	353	else if (op->stats.dam > 0 && !tmp->move_block && tmp->material != MATERIAL_NULL)
354	{	354	{
355	save_throw_object (tmp, type, op);	355	save_throw_object (tmp, type, op);
356		356
357	if (op->destroyed ())	357	if (op->destroyed ())
358	break;	358	break;
359	}	359	}
360	}	360	}
361		361
362	return 0;	362	return retflag;
363	}	363	}
364		364
365	void	365	static void
366	attack_message (int dam, int type, object *op, object *hitter)	366	attack_message (int dam, int type, object *op, object *hitter)
367	{	367	{
368	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];	368	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];
369	int i, found = 0;	369	int i, found = 0;
370	maptile *map;	370	maptile *map;
…		…
372		372
373	/* put in a few special messages for some of the common attacktypes	373	/* put in a few special messages for some of the common attacktypes
374	* a player might have. For example, fire, electric, cold, etc	374	* a player might have. For example, fire, electric, cold, etc
375	* [garbled 20010919]	375	* [garbled 20010919]
376	*/	376	*/
377
378	if (dam == 9998 && op->type == DOOR)	377	if (dam == 9998 && op->type == DOOR)
379	{	378	{
380	sprintf (buf1, "unlock %s", &op->name);	379	sprintf (buf1, "unlock %s", &op->name);
381	sprintf (buf2, " unlocks");	380	sprintf (buf2, " unlocks");
382	found++;	381	found++;
383	}	382	}
384	if (dam < 0)	383	else if (dam < 0)
385	{	384	{
386	sprintf (buf1, "hit %s", &op->name);	385	sprintf (buf1, "hit %s", &op->name);
387	sprintf (buf2, " hits");	386	sprintf (buf2, " hits");
388	found++;	387	found++;
389	}	388	}
…		…
511	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);	510	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);
512	found++;	511	found++;
513	break;	512	break;
514	}	513	}
515	}	514	}
516	else if (hitter->current_weapon != NULL)	515	else if (hitter->current_weapon)
517	{	516	{
518	int mtype;	517	int mtype;
519		518
520	switch (hitter->current_weapon->weapontype)	519	switch (hitter->current_weapon->weapontype)
521	{	520	{
522	case WEAP_HIT:	521	case WEAP_HIT: mtype = ATM_BASIC; break;
523	mtype = ATM_BASIC;	522	case WEAP_SLASH: mtype = ATM_SLASH; break;
524	break;	523	case WEAP_PIERCE: mtype = ATM_PIERCE; break;
525	case WEAP_SLASH:	524	case WEAP_CLEAVE: mtype = ATM_CLEAVE; break;
526	mtype = ATM_SLASH;	525	case WEAP_SLICE: mtype = ATM_SLICE; break;
527	break;	526	case WEAP_STAB: mtype = ATM_STAB; break;
528	case WEAP_PIERCE:	527	case WEAP_WHIP: mtype = ATM_WHIP; break;
529	mtype = ATM_PIERCE;	528	case WEAP_CRUSH: mtype = ATM_CRUSH; break;
530	break;	529	case WEAP_BLUD: mtype = ATM_BLUD; break;
531	case WEAP_CLEAVE:	530	default: mtype = ATM_BASIC; break;
532	mtype = ATM_CLEAVE;
533	break;
534	case WEAP_SLICE:
535	mtype = ATM_SLICE;
536	break;
537	case WEAP_STAB:
538	mtype = ATM_STAB;
539	break;
540	case WEAP_WHIP:
541	mtype = ATM_WHIP;
542	break;
543	case WEAP_CRUSH:
544	mtype = ATM_CRUSH;
545	break;
546	case WEAP_BLUD:
547	mtype = ATM_BLUD;
548	break;
549	default:
550	mtype = ATM_BASIC;
551	break;
552	}	531	}
553		532
554	for (i = 0; i < MAXATTACKMESS && attack_mess[mtype][i].level != -1; i++)	533	for (i = 0; i < MAXATTACKMESS && attack_mess[mtype][i].level != -1; i++)
555	if (dam < attack_mess[mtype][i].level || attack_mess[mtype][i + 1].level == -1)	534	if (dam < attack_mess[mtype][i].level || attack_mess[mtype][i + 1].level == -1)
556	{	535	{
…		…
659	op->play_sound (sound_find ("player_hits4"));	638	op->play_sound (sound_find ("player_hits4"));
660	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);	639	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);
661	}	640	}
662	}	641	}
663		642
664
665	static int	643	static int
666	get_attack_mode (object **target, object **hitter, int *simple_attack)	644	get_attack_mode (object **target, object **hitter, int *simple_attack)
667	{	645	{
668	if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED))	646	if ((*target)->flag [FLAG_FREED] || (*hitter)->flag [FLAG_FREED])
669	{	647	{
670	LOG (llevError, "BUG: get_attack_mode(): freed object\n");	648	LOG (llevError, "BUG: get_attack_mode(): freed object\n");
671	return 1;	649	return 1;
672	}	650	}
673		651
674	if ((*target)->head)
675	*target = (*target)->head;	652	*target = (*target)->head_ ();
676
677	if ((*hitter)->head)
678	*hitter = (*hitter)->head;	653	*hitter = (*hitter)->head_ ();
679		654
680	if ((*target)->type == LOCKED_DOOR)	655	if ((*target)->type == LOCKED_DOOR)
681	return 1; // locked doors cannot be hit	656	return 1; // locked doors cannot be hit
682		657
683	if ((*hitter)->env || (*target)->env)	658	if ((*hitter)->env || (*target)->env)
684	{	659	{
685	*simple_attack = 1;	660	*simple_attack = 1;
686	return 0;	661	return 0;
687	}	662	}
688		663
689	if (QUERY_FLAG (*target, FLAG_REMOVED)	664	if ((*target)->flag [FLAG_REMOVED]
690	|| QUERY_FLAG (*hitter, FLAG_REMOVED)	665	|| (*hitter)->flag [FLAG_REMOVED]
691	|| !(*hitter)->map	666	|| !(*hitter)->map
692	|| !on_same_map (*hitter, *target))	667	|| !on_same_map (*hitter, *target))
693	{	668	{
694	LOG (llevError | logBacktrace, "BUG: hitter (%s) with no relation to target (%s)\n",	669	LOG (llevError | logBacktrace, "BUG: hitter (%s) with no relation to target (%s)\n",
695	(*hitter)->debug_desc (), (*target)->debug_desc ());	670	(*hitter)->debug_desc (), (*target)->debug_desc ());
…		…
701	}	676	}
702		677
703	static int	678	static int
704	abort_attack (object *target, object *hitter, int simple_attack)	679	abort_attack (object *target, object *hitter, int simple_attack)
705	{	680	{
706
707	/* Check if target and hitter are still in a relation similar to the one	681	/* Check if target and hitter are still in a relation similar to the one
708	* determined by get_attack_mode(). Returns true if the relation has changed.	682	* determined by get_attack_mode(). Returns true if the relation has changed.
709	*/	683	*/
710	int new_mode;	684	int new_mode;
711		685
712	if (hitter->env == target || target->env == hitter)	686	if (hitter->env == target || target->env == hitter)
713	new_mode = 1;	687	new_mode = 1;
714	else if (QUERY_FLAG (hitter, FLAG_REMOVED) || QUERY_FLAG (target, FLAG_REMOVED) || hitter->map == NULL || !on_same_map (hitter, target))	688	else if (hitter->flag [FLAG_REMOVED] || target->flag [FLAG_REMOVED]
		689	|| hitter->map == NULL || !on_same_map (hitter, target))
715	return 1;	690	return 1;
716	else	691	else
717	new_mode = 0;	692	new_mode = 0;
		693
718	return new_mode != simple_attack;	694	return new_mode != simple_attack;
719	}	695	}
720		696
		697	/* thrown_item_effect() - handles any special effects of thrown
		698	* items (like attacking living creatures--a potion thrown at a
		699	* monster).
		700	*/
		701	static void
721	static void thrown_item_effect (object *, object *);	702	thrown_item_effect (object *hitter, object *victim)
		703	{
		704	if (!hitter->flag [FLAG_ALIVE])
		705	{
		706	/* May not need a switch for just 2 types, but this makes it
		707	* easier for expansion.
		708	*/
		709	switch (hitter->type)
		710	{
		711	case POTION:
		712	/* should player get a save throw instead of checking magic protection? */
		713	if (victim->flag [FLAG_ALIVE] && !victim->flag [FLAG_UNDEAD] && (victim->resist[ATNR_MAGIC] < 60))
		714	apply_potion (victim, hitter);
		715	break;
		716
		717	case POISON: /* poison drinks */
		718	/* As with potions, should monster get a save? */
		719	if (victim->flag [FLAG_ALIVE] && !victim->flag [FLAG_UNDEAD] && (victim->resist[ATNR_POISON] < 60))
		720	apply_poison (victim, hitter);
		721	break;
		722
		723	/* Removed case statements that did nothing.
		724	* food may be poisonous, but monster must be willing to eat it,
		725	* so we don't handle it here.
		726	* Containers should perhaps break open, but that code was disabled.
		727	*/
		728	}
		729	}
		730	}
		731
		732	/* determine if the object is an 'aimed' missile */
		733	static int
		734	is_aimed_missile (object *op)
		735	{
		736	/* I broke what used to be one big if into a few nested
		737	* ones so that figuring out the logic is at least possible.
		738	*/
		739	if (op && (op->move_type & MOVE_FLYING))
		740	if (op->type == ARROW || op->type == THROWN_OBJ)
		741	return 1;
		742	else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
		743	return 1;
		744
		745	return 0;
		746	}
		747	/* adj_attackroll() - adjustments to attacks by various conditions */
		748	static int
		749	adj_attackroll (object *hitter, object *target)
		750	{
		751	object *attacker = hitter;
		752	int adjust = 0;
		753
		754	/* safety */
		755	if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))
		756	{
		757	LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");
		758	return 0;
		759	}
		760
		761	/* aimed missiles use the owning object's sight */
		762	if (is_aimed_missile (hitter))
		763	{
		764	if ((attacker = hitter->owner) == NULL)
		765	attacker = hitter;
		766	/* A player who saves but hasn't quit still could have objects
		767	* owned by him - need to handle that case to avoid crashes.
		768	*/
		769	if (attacker->flag [FLAG_REMOVED])
		770	attacker = hitter;
		771	}
		772	else if (!hitter->flag [FLAG_ALIVE])
		773	return 0;
		774
		775	/* determine the condtions under which we make an attack.
		776	* Add more cases, as the need occurs. */
		777
		778	if (!can_see_enemy (attacker, target))
		779	{
		780	/* target is unseen */
		781	if (target->invisible || attacker->flag [FLAG_BLIND])
		782	adjust -= 10;
		783	/* dark map penalty for the hitter (lacks infravision if we got here). */
		784	else if (!stand_in_light (target))
		785	adjust -= target->map->darklevel ();
		786	}
		787
		788	if (attacker->flag [FLAG_SCARED])
		789	adjust -= 3;
		790
		791	if (target->flag [FLAG_UNAGGRESSIVE])
		792	adjust += 1;
		793
		794	if (target->flag [FLAG_SCARED])
		795	adjust += 1;
		796
		797	if (attacker->flag [FLAG_CONFUSED])
		798	adjust -= 3;
		799
		800	/* if we attack at a different 'altitude' its harder */
		801	if ((attacker->move_type & target->move_type) == 0)
		802	adjust -= 2;
		803
		804	#if 0
		805	/* slower attacks are less likely to succeed. We should use a
		806	* comparison between attacker/target speeds BUT, players have
		807	* a generally faster speed, so this will wind up being a HUGE
		808	* disadantage for the monsters! Too bad, because missiles which
		809	* fly fast should have a better chance of hitting a slower target.
		810	*/
		811	if (hitter->speed < target->speed)
		812	adjust += ((float) hitter->speed - target->speed);
		813	#endif
		814
		815	#if 0
		816	LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
		817	#endif
		818
		819	return adjust;
		820	}
722		821
723	static int	822	static int
724	attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc)	823	attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc)
725	{	824	{
726	int simple_attack, roll, dam = 0;	825	int simple_attack, roll, dam = 0;
…		…
739		838
740	/*	839	/*
741	* A little check to make it more difficult to dance forward and back	840	* A little check to make it more difficult to dance forward and back
742	* to avoid ever being hit by monsters.	841	* to avoid ever being hit by monsters.
743	*/	842	*/
744	if (!simple_attack && QUERY_FLAG (op, FLAG_MONSTER) && op->speed_left > abs (op->speed) * -0.3f)	843	if (!simple_attack && op->flag [FLAG_MONSTER] && op->speed_left > op->speed * -0.3f)
745	{	844	{
746	/* Decrease speed BEFORE calling process_object. Otherwise, an	845	/* Decrease speed BEFORE calling process_object. Otherwise, an
747	* infinite loop occurs, with process_object calling move_monster,	846	* infinite loop occurs, with process_object calling move_monster,
748	* which then gets here again. By decreasing the speed before	847	* which then gets here again. By decreasing the speed before
749	* we call process_object, the 'if' statement above will fail.	848	* we call process_object, the 'if' statement above will fail.
…		…
771	if (!simple_attack)	870	if (!simple_attack)
772	{	871	{
773	/* If you hit something, the victim should *always* wake up.	872	/* If you hit something, the victim should *always* wake up.
774	* Before, invisible hitters could avoid doing this.	873	* Before, invisible hitters could avoid doing this.
775	* -b.t. */	874	* -b.t. */
776	if (QUERY_FLAG (op, FLAG_SLEEP))	875	if (op->flag [FLAG_SLEEP])
777	CLEAR_FLAG (op, FLAG_SLEEP);	876	op->clr_flag (FLAG_SLEEP);
778		877
779	/* If the victim can't see the attacker, it may alert others	878	/* If the victim can't see the attacker, it may alert others
780	* for help. */	879	* for help. */
781	if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int))	880	if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int))
782	npc_call_help (op);	881	npc_call_help (op);
…		…
785	if (op->flag [FLAG_HIDDEN] && hitter->flag [FLAG_ALIVE])	884	if (op->flag [FLAG_HIDDEN] && hitter->flag [FLAG_ALIVE])
786	{	885	{
787	make_visible (op);	886	make_visible (op);
788		887
789	if (op->type == PLAYER)	888	if (op->type == PLAYER)
790	new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. " "You are no longer hidden!");	889	new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. You are no longer hidden!");
791	}	890	}
792		891
793	/* thrown items (hitter) will have various effects	892	/* thrown items (hitter) will have various effects
794	* when they hit the victim. For things like thrown daggers,	893	* when they hit the victim. For things like thrown daggers,
795	* this sets 'hitter' to the actual dagger, and not the	894	* this sets 'hitter' to the actual dagger, and not the
…		…
802	}	901	}
803		902
804	/* Need to do at least 1 damage, otherwise there is no point	903	/* Need to do at least 1 damage, otherwise there is no point
805	* to go further and it will cause FPE's below.	904	* to go further and it will cause FPE's below.
806	*/	905	*/
807	if (hitdam <= 0)	906	max_it (hitdam, 1);
808	hitdam = 1;
809		907
810	type = hitter->attacktype;	908	type = hitter->attacktype;
811		909
		910	/* Ok, because some of the brainfucks of the good *sigh* old *sigh*
		911	* Crossfire we have to default the attacktype here to AT_PHYSICAL.
		912	* This check is important for the most simple monsters out there in the
		913	* game content (maps, archs). For example orcs: They would have
		914	* no attacktype at all.
		915	*
		916	* Some time in the future someone should just go into the game data
		917	* and fix every monster out there ;-/ Until then we will kill some
		918	* more trees in the african rain forests with this check.
		919	*/
812	if (!type)	920	if (!type)
813	type = AT_PHYSICAL;	921	type = AT_PHYSICAL;
814		922
815	/* Handle monsters that hit back */	923	/* Handle monsters that hit back */
816	if (!simple_attack && QUERY_FLAG (op, FLAG_HITBACK) && QUERY_FLAG (hitter, FLAG_ALIVE))	924	if (!simple_attack && op->flag [FLAG_HITBACK] && hitter->flag [FLAG_ALIVE])
817	{	925	{
818	if (op->attacktype & AT_ACID && hitter->type == PLAYER)	926	if (op->attacktype & AT_ACID && hitter->type == PLAYER)
819	new_draw_info (NDI_UNIQUE, 0, hitter, "You are splashed by acid!\n");	927	new_draw_info (NDI_UNIQUE, 0, hitter, "You are splashed by acid!\n");
820		928
821	hit_player (hitter, random_roll (0, (op->stats.dam), hitter, PREFER_LOW), op, op->attacktype, 1);	929	hit_player (hitter, random_roll (0, (op->stats.dam), hitter, PREFER_LOW), op, op->attacktype, 1);
…		…
847	}	955	}
848		956
849	int	957	int
850	attack_ob (object *op, object *hitter)	958	attack_ob (object *op, object *hitter)
851	{	959	{
852	hitter = hitter->head_ ();
853
854	return attack_ob_simple (op, hitter, hitter->stats.dam, hitter->stats.wc);	960	return attack_ob_simple (op, hitter->head_ (), hitter->stats.dam, hitter->stats.wc);
855	}	961	}
856		962
857	/* op is the arrow, tmp is what is stopping the arrow.	963	/* op is the arrow, tmp is what is stopping the arrow.
858	*	964	*
859	* Returns 1 if op was inserted into tmp's inventory, 0 otherwise.	965	* Returns 1 if op was inserted into tmp's inventory, 0 otherwise.
…		…
912	* arrow, move_apply() calls this function, arrow sticks in demon,	1018	* arrow, move_apply() calls this function, arrow sticks in demon,
913	* attack_ob_simple() returns, and we've got an arrow that still exists	1019	* attack_ob_simple() returns, and we've got an arrow that still exists
914	* but is no longer on the map. Ugh. (Beware: Such things can happen at	1020	* but is no longer on the map. Ugh. (Beware: Such things can happen at
915	* other places as well!)	1021	* other places as well!)
916	*/	1022	*/
917	if (hitter->destroyed () || hitter->env != NULL)	1023	if (hitter->destroyed () || hitter->env)
918	{	1024	{
919	if (container)	1025	if (container)
920	container->destroy ();	1026	container->destroy ();
921		1027
922	return 0;	1028	return 0;
923	}	1029	}
924		1030
925	/* Missile hit victim */	1031	/* Missile hit victim */
926	/* if the speed is > 10, then this is a fast moving arrow, we go straight	1032	/* if the speed is >= 10, then this is a fast moving arrow, we go straight
927	* through the target	1033	* through the target
928	*/	1034	*/
929	if (hit_something && op->speed <= 10.0)	1035	if (hit_something)
		1036	if (op->speed < 10.0)
930	{	1037	{
931	/* Stop arrow */	1038	/* Stop arrow */
932	if (!container)	1039	if (container)
		1040	container->destroy ();
		1041	else
933	{	1042	{
934	hitter = fix_stopped_arrow (hitter);	1043	hitter = fix_stopped_arrow (hitter);
935	if (!hitter)	1044	if (!hitter)
936	return 0;	1045	return 0;
937	}	1046	}
938	else
939	container->destroy ();
940		1047
941	/* Try to stick arrow into victim */	1048	/* Try to stick arrow into victim */
942	if (!victim->destroyed () && stick_arrow (hitter, victim))	1049	if (!victim->destroyed () && stick_arrow (hitter, victim))
		1050	return 0;
		1051
		1052	/* Else try to put arrow on victim's map square
		1053	* remove check for P_WALL here. If the arrow got to this
		1054	* space, that is good enough - with the new movement code,
		1055	* there is now the potential for lots of spaces where something
		1056	* can fly over but not otherwise move over. What is the correct
		1057	* way to handle those otherwise?
		1058	*/
		1059	if (victim->x != hitter->x || victim->y != hitter->y)
		1060	{
		1061	if (victim->destroyed ())
		1062	hitter->destroy ();
		1063	else
		1064	{
		1065	hitter->remove ();
		1066	hitter->x = victim->x;
		1067	hitter->y = victim->y;
		1068	insert_ob_in_map (hitter, victim->map, hitter, 0);
		1069	}
		1070	}
		1071	else
		1072	/* Else leave arrow where it is */
		1073	merge_ob (hitter, NULL);
		1074
943	return 0;	1075	return 0;
944
945	/* Else try to put arrow on victim's map square
946	* remove check for P_WALL here. If the arrow got to this
947	* space, that is good enough - with the new movement code,
948	* there is now the potential for lots of spaces where something
949	* can fly over but not otherwise move over. What is the correct
950	* way to handle those otherwise?
951	*/
952	if (victim->x != hitter->x || victim->y != hitter->y)
953	{
954	if (victim->destroyed ())
955	hitter->destroy ();
956	else
957	{
958	hitter->remove ();
959	hitter->x = victim->x;
960	hitter->y = victim->y;
961	insert_ob_in_map (hitter, victim->map, hitter, 0);
962	}
963	}	1076	}
964	else	1077	else
965	/* Else leave arrow where it is */	1078	op->set_speed (op->speed - 1.f);
966	merge_ob (hitter, NULL);
967
968	return 0;
969	}
970
971	if (hit_something && op->speed >= 10.0)
972	op->speed -= 1.0;
973		1079
974	/* Missile missed victim - reassemble missile */	1080	/* Missile missed victim - reassemble missile */
975	if (container)	1081	if (container)
976	{	1082	{
977	hitter->remove ();	1083	hitter->remove ();
…		…
979	}	1085	}
980		1086
981	return op;	1087	return op;
982	}	1088	}
983		1089
984	void	1090	static void
985	tear_down_wall (object *op)	1091	tear_down_wall (object *op)
986	{	1092	{
987	int perc = 0;
988
989	if (!op->stats.maxhp)	1093	if (!op->stats.maxhp)
990	{
991	LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name);	1094	LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name);
992	perc = 1;	1095	else if (!op->has_anim ())
993	}
994	else if (!GET_ANIM_ID (op))
995	{	1096	{
996	/* Object has been called - no animations, so remove it */	1097	/* Object has been called - no animations, so remove it */
997	if (op->stats.hp < 0)	1098	if (op->stats.hp < 0)
998	op->destroy ();	1099	op->destroy ();
999		1100
1000	return; /* no animations, so nothing more to do */	1101	return; /* no animations, so nothing more to do */
1001	}	1102	}
1002		1103
1003	perc = NUM_ANIMATIONS (op) - ((int) NUM_ANIMATIONS (op) * op->stats.hp) / op->stats.maxhp;	1104	// we use frames 1..num-2 as intermediate frames, so
		1105	// the last frame is used only when hp < 0.
		1106	int perc = clamp (
		1107	lerp_ru<int> (op->stats.hp, 0, op->stats.maxhp, op->anim_frames () - 2, 0),
		1108	0, op->anim_frames () - 1
		1109	);
1004		1110
1005	if (perc >= (int) NUM_ANIMATIONS (op))	1111	op->set_anim_frame (perc);
1006	perc = NUM_ANIMATIONS (op) - 1;
1007	else if (perc < 1)
1008	perc = 1;
1009
1010	SET_ANIMATION (op, perc);
1011	update_object (op, UP_OBJ_FACE);	1112	update_object (op, UP_OBJ_FACE);
1012		1113
1013	if (perc == NUM_ANIMATIONS (op) - 1)	1114	if (op->stats.hp < 0)
1014	{ /* Reached the last animation */	1115	{ /* Reached the last animation */
1015	if (op->face == blank_face)	1116	if (op->face == blank_face)
1016	/* If the last face is blank, remove the ob */	1117	/* If the last face is blank, remove the ob */
1017	op->destroy ();	1118	op->destroy ();
1018	else	1119	else
1019	{ /* The last face was not blank, leave an image */	1120	{ /* The last face was not blank, leave an image */
1020	CLEAR_FLAG (op, FLAG_BLOCKSVIEW);	1121	op->flag [FLAG_BLOCKSVIEW] = false;
1021	update_all_los (op->map, op->x, op->y);	1122	update_all_los (op->map, op->x, op->y);
1022	op->move_block = 0;	1123	op->move_block = 0;
1023	CLEAR_FLAG (op, FLAG_ALIVE);	1124	op->flag [FLAG_ALIVE] = false;
1024	}	1125	}
1025	}	1126	}
1026	}	1127	}
1027		1128
1028	void	1129	static void
1029	scare_creature (object *target, object *hitter)	1130	scare_creature (object *target, object *hitter)
1030	{	1131	{
1031	object *owner = hitter->owner;	1132	target->flag [FLAG_SCARED] = true;
1032		1133
1033	if (!owner)
1034	owner = hitter;
1035
1036	SET_FLAG (target, FLAG_SCARED);
1037	if (!target->enemy)	1134	if (!target->enemy)
1038	target->enemy = owner;	1135	target->enemy = hitter->outer_owner ();
1039	}
1040
1041	/* This returns the amount of damage hitter does to op with the
1042	* appropriate attacktype. Only 1 attacktype should be set at a time.
1043	* This doesn't damage the player, but returns how much it should
1044	* take. However, it will do other effects (paralyzation, slow, etc.)
1045	* Note - changed for PR code - we now pass the attack number and not
1046	* the attacktype. Makes it easier for the PR code. */
1047	int
1048	hit_player_attacktype (object *op, object *hitter, int dam, uint32 attacknum, int magic)
1049	{
1050	int doesnt_slay = 1;
1051
1052	/* Catch anyone that may be trying to send us a bitmask instead of the number */
1053	if (attacknum >= NROFATTACKS)
1054	{
1055	LOG (llevError, "hit_player_attacktype: Invalid attacknumber passed: %u\n", attacknum);
1056	return 0;
1057	}
1058
1059	if (dam < 0)
1060	{
1061	LOG (llevError, "hit_player_attacktype called with negative damage %d (hitter %s, target %s)\n",
1062	dam, hitter->debug_desc (), op->debug_desc ());
1063	return 0;
1064	}
1065
1066	/* AT_INTERNAL is supposed to do exactly dam. Put a case here so
1067	* people can't mess with that or it otherwise get confused. */
1068	if (attacknum == ATNR_INTERNAL)
1069	return dam;
1070
1071	if (hitter->slaying)
1072	{
1073	if ((op->race && strstr (hitter->slaying, op->race))
1074	|| (op->arch && op->arch->archname && strstr (op->arch->archname, hitter->slaying)))
1075	{
1076	doesnt_slay = 0;
1077	dam *= 3;
1078	}
1079	}
1080
1081	/* Adjust the damage for resistance. Note that neg. values increase damage. */
1082	if (op->resist[attacknum])
1083	{
1084	/* basically: dam = dam*(100-op->resist[attacknum])/100;
1085	* in case 0>dam>1, we try to "simulate" a float value-effect */
1086	dam *= (100 - op->resist[attacknum]);
1087	if (dam >= 100)
1088	dam /= 100;
1089	else
1090	dam = (dam > (random_roll (0, 99, op, PREFER_LOW))) ? 1 : 0;
1091	}
1092
1093	/* Special hack. By default, if immune to something, you
1094	* shouldn't need to worry. However, acid is an exception, since
1095	* it can still damage your items. Only include attacktypes if
1096	* special processing is needed */
1097
1098	if (op->resist[attacknum] >= 100
1099	&& doesnt_slay
1100	&& attacknum != ATNR_ACID)
1101	return 0;
1102
1103	/* Keep this in order - makes things easier to find */
1104
1105	switch (attacknum)
1106	{
1107	case ATNR_PHYSICAL:
1108	/* here also check for diseases */
1109	check_physically_infect (op, hitter);
1110	break;
1111
1112	/* Don't need to do anything for:
1113	magic,
1114	fire,
1115	electricity,
1116	cold */
1117
1118	case ATNR_CONFUSION:
1119	case ATNR_POISON:
1120	case ATNR_SLOW:
1121	case ATNR_PARALYZE:
1122	case ATNR_FEAR:
1123	case ATNR_CANCELLATION:
1124	case ATNR_DEPLETE:
1125	case ATNR_BLIND:
1126	{
1127	/* chance for inflicting a special attack depends on the
1128	* difference between attacker's and defender's level
1129	*/
1130	int level_diff = MIN (110, MAX (0, op->level - hitter->level));
1131
1132	/* First, only creatures/players with speed can be affected.
1133	* Second, just getting hit doesn't mean it always affects
1134	* you. Third, you still get a saving through against the
1135	* effect.
1136	*/
1137	if (op->speed &&
1138	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
1139	!(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1)) && !did_make_save (op, level_diff, op->resist[attacknum] / 10))
1140	{
1141
1142	/* Player has been hit by something */
1143	if (attacknum == ATNR_CONFUSION)
1144	confuse_player (op, hitter, dam);
1145	else if (attacknum == ATNR_POISON)
1146	poison_player (op, hitter, dam);
1147	else if (attacknum == ATNR_SLOW)
1148	slow_player (op, hitter, dam);
1149	else if (attacknum == ATNR_PARALYZE)
1150	paralyze_player (op, hitter, dam);
1151	else if (attacknum == ATNR_FEAR)
1152	scare_creature (op, hitter);
1153	else if (attacknum == ATNR_CANCELLATION)
1154	cancellation (op);
1155	else if (attacknum == ATNR_DEPLETE)
1156	op->drain_stat ();
1157	else if (attacknum == ATNR_BLIND && !QUERY_FLAG (op, FLAG_UNDEAD) && !QUERY_FLAG (op, FLAG_GENERATOR))
1158	blind_player (op, hitter, dam);
1159	}
1160
1161	dam = 0; /* These are all effects and don't do real damage */
1162	}
1163	break;
1164
1165	case ATNR_ACID:
1166	{
1167	int flag = 0;
1168
1169	/* Items only get corroded if you're not on a battleground and
1170	* if your acid resistance is below 50%. */
1171	if (!op_on_battleground (op, NULL, NULL) && (op->resist[ATNR_ACID] < 50))
1172	{
1173	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1174	{
1175	if (tmp->invisible)
1176	continue;
1177	if (!QUERY_FLAG (tmp, FLAG_APPLIED) || (tmp->resist[ATNR_ACID] >= 10))
1178	/* >= 10% acid res. on items will protect these */
1179	continue;
1180	if (!(tmp->materials & M_IRON))
1181	continue;
1182	if (tmp->magic < -4) /* Let's stop at -5 */
1183	continue;
1184	if (tmp->type == RING
1185	/* removed boots and gloves from exclusion list in PR */
1186	|| tmp->type == GIRDLE
1187	|| tmp->type == AMULET
1188	|| tmp->type == WAND
1189	|| tmp->type == ROD
1190	|| tmp->type == HORN)
1191	continue; /* To avoid some strange effects */
1192
1193	/* High damage acid has better chance of corroding
1194	objects */
1195	if (rndm (0, dam + 4) > random_roll (0, 39, op, PREFER_HIGH) + 2 * tmp->magic)
1196	{
1197	flag = 1;
1198	tmp->magic--;
1199
1200	if (object *pl = tmp->visible_to ())
1201	{
1202	/* Make this more visible */
1203	new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, pl,
1204	"The %s's acid corrodes your %s!", query_name (hitter), query_name (tmp));
1205
1206	esrv_send_item (op, tmp); //TODO: UPD_NAME should be enough (it's enough in other cases)
1207	}
1208	}
1209	}
1210
1211	if (flag)
1212	op->update_stats (); /* Something was corroded */
1213	}
1214	}
1215	break;
1216
1217	case ATNR_DRAIN:
1218	{
1219	/* rate is the proportion of exp drained. High rate means
1220	* not much is drained, low rate means a lot is drained.
1221	*/
1222	int rate;
1223
1224	if (op->resist[ATNR_DRAIN] >= 0)
1225	rate = 400 + op->resist[ATNR_DRAIN] * 3;
1226	else
1227	rate = 400 * 100 / (100 - op->resist[ATNR_DRAIN]);
1228
1229	if (op->stats.exp <= rate)
1230	{
1231	if (op->type == GOLEM)
1232	dam = 999; /* Its force is "sucked" away. 8) */
1233	else
1234	/* If we can't drain, lets try to do physical damage */
1235	dam = hit_player_attacktype (op, hitter, dam, ATNR_PHYSICAL, magic);
1236	}
1237	else
1238	{
1239	/* Randomly give the hitter some hp */
1240	if (hitter->stats.hp < hitter->stats.maxhp &&
1241	(op->level > hitter->level) && random_roll (0, (op->level - hitter->level + 2), hitter, PREFER_HIGH) > 3)
1242	hitter->stats.hp++;
1243
1244	/* Can't do drains on battleground spaces.
1245	* Move the wiz check up here - before, the hitter wouldn't gain exp
1246	* exp, but the wiz would still lose exp! If drainee is a wiz,
1247	* nothing happens.
1248	* Try to credit the owner. We try to display player -> player drain
1249	* attacks, hence all the != PLAYER checks.
1250	*/
1251	if (!op_on_battleground (hitter, NULL, NULL) && !QUERY_FLAG (op, FLAG_WIZ))
1252	{
1253	object *owner = hitter->owner;
1254
1255	if (owner && owner != hitter)
1256	{
1257	if (op->type != PLAYER || owner->type != PLAYER)
1258	change_exp (owner, op->stats.exp / (rate * 2),
1259	hitter->chosen_skill ? hitter->chosen_skill->skill : (const char *) 0, SK_EXP_TOTAL);
1260	}
1261	else if (op->type != PLAYER || hitter->type != PLAYER)
1262	change_exp (hitter, op->stats.exp / (rate * 2),
1263	hitter->chosen_skill ? hitter->chosen_skill->skill : (const char *) 0, 0);
1264
1265	change_exp (op, -op->stats.exp / rate, NULL, 0);
1266	}
1267
1268	dam = 1; /* Drain is an effect. Still return 1 - otherwise, if you have pure
1269	* drain attack, you won't know that you are actually sucking out EXP,
1270	* as the messages will say you missed
1271	*/
1272	}
1273	}
1274	break;
1275
1276	case ATNR_TURN_UNDEAD:
1277	{
1278	if (QUERY_FLAG (op, FLAG_UNDEAD))
1279	{
1280	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
1281	object *god = find_god (determine_god (owner));
1282	int div = 1;
1283
1284	/* if undead are not an enemy of your god, you turn them
1285	* at half strength */
1286	if (!god || !god->slaying || strstr (god->slaying, shstr_undead) == NULL)
1287	div = 2;
1288
1289	/* Give a bonus if you resist turn undead */
1290	if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))
1291	scare_creature (op, owner);
1292	}
1293	else
1294	dam = 0; /* don't damage non undead - should we damage
1295	undead? */
1296	}
1297	break;
1298
1299	case ATNR_DEATH:
1300	deathstrike_player (op, hitter, &dam);
1301	break;
1302
1303	case ATNR_CHAOS:
1304	LOG (llevError, "%s was hit by %s with non-specific chaos.\n", op->debug_desc (), hitter->debug_desc ());
1305	dam = 0;
1306	break;
1307
1308	case ATNR_COUNTERSPELL:
1309	LOG (llevError, "%s was hit by %s with counterspell attack.\n", op->debug_desc (), hitter->debug_desc ());
1310	dam = 0;
1311	/* This should never happen. Counterspell is handled
1312	* seperately and filtered out. If this does happen,
1313	* Counterspell has no effect on anything but spells, so it
1314	* does no damage. */
1315	break;
1316
1317	case ATNR_HOLYWORD:
1318	{
1319	/* This has already been handled by hit_player,
1320	* no need to check twice -- DAMN */
1321	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
1322
1323	/* As with turn undead above, give a bonus on the saving throw */
1324	if ((op->level + (op->resist[ATNR_HOLYWORD] / 100)) < owner->level + turn_bonus[owner->stats.Wis])
1325	scare_creature (op, owner);
1326	}
1327	break;
1328
1329	case ATNR_LIFE_STEALING:
1330	{
1331	int new_hp;
1332
1333	/* this is replacement to drain for players, instead of taking
1334	* exp it takes hp. It is geared for players, probably not
1335	* much use giving it to monsters
1336	*
1337	* life stealing doesn't do a lot of damage, but it gives the
1338	* damage it does do to the player. Given that,
1339	* it only does 1/10'th normal damage (hence the divide by
1340	* 1000).
1341	*/
1342	/* You can't steal life from something undead */
1343	if ((op->type == GOLEM) || (QUERY_FLAG (op, FLAG_UNDEAD)))
1344	return 0;
1345
1346	/* If drain protection is higher than life stealing, use that */
1347	if (op->resist[ATNR_DRAIN] >= op->resist[ATNR_LIFE_STEALING])
1348	dam = (dam * (100 - op->resist[ATNR_DRAIN])) / 3000;
1349	else
1350	dam = (dam * (100 - op->resist[ATNR_LIFE_STEALING])) / 3000;
1351
1352	/* You die at -1 hp, not zero. */
1353	if (dam > (op->stats.hp + 1))
1354	dam = op->stats.hp + 1;
1355
1356	new_hp = hitter->stats.hp + dam;
1357	if (new_hp > hitter->stats.maxhp)
1358	new_hp = hitter->stats.maxhp;
1359
1360	if (new_hp > hitter->stats.hp)
1361	hitter->stats.hp = new_hp;
1362	}
1363	}
1364
1365	return dam;
1366	}	1136	}
1367		1137
1368	/* GROS: This code comes from hit_player. It has been made external to	1138	/* GROS: This code comes from hit_player. It has been made external to
1369	* allow script procedures to "kill" objects in a combat-like fashion.	1139	* allow script procedures to "kill" objects in a combat-like fashion.
1370	* It was initially used by (kill-object) developed for the Collector's	1140	* It was initially used by (kill-object) developed for the Collector's
…		…
1381	* MSW 2002-07-17	1151	* MSW 2002-07-17
1382	*/	1152	*/
1383	int	1153	int
1384	kill_object (object *op, int dam, object *hitter, int type)	1154	kill_object (object *op, int dam, object *hitter, int type)
1385	{	1155	{
1386	char buf[MAX_BUF];
1387	shstr skill;	1156	shstr skill;
1388	int maxdam = 0;	1157	int maxdam = 0;
1389	int battleg = 0; /* true if op standing on battleground */	1158	int battleg = 0; /* true if op standing on battleground */
1390	int pk = 0; /* true if op and what controls hitter are both players */	1159	int pk = 0; /* true if op and what controls hitter are both players */
1391	object *owner = 0;	1160	object *owner = 0;
…		…
1401	* this creature. The function(s) that call us have already	1170	* this creature. The function(s) that call us have already
1402	* adjusted the creatures HP total, so that is negative.	1171	* adjusted the creatures HP total, so that is negative.
1403	*/	1172	*/
1404	maxdam = dam + op->stats.hp + 1;	1173	maxdam = dam + op->stats.hp + 1;
1405		1174
1406	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))	1175	if (op->flag [FLAG_BLOCKSVIEW])
1407	update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */	1176	update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */
1408		1177
1409	if (op->type == DOOR)	1178	if (op->type == DOOR)
1410	{	1179	{
1411	op->set_speed (0.1f);	1180	op->set_speed (0.1f);
1412	op->speed_left = -0.05f;	1181	op->speed_left = -0.05f;
1413	return maxdam;	1182	return maxdam;
1414	}	1183	}
1415		1184
1416	if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)	1185	if (op->flag [FLAG_FRIENDLY] && op->type != PLAYER)
1417	{	1186	{
1418	op->drop_and_destroy ();	1187	op->drop_and_destroy ();
1419	return maxdam;	1188	return maxdam;
1420	}	1189	}
1421		1190
…		…
1488	else if (owner->chosen_skill)	1257	else if (owner->chosen_skill)
1489	{	1258	{
1490	skop = owner->chosen_skill;	1259	skop = owner->chosen_skill;
1491	skill = skop->skill;	1260	skill = skop->skill;
1492	}	1261	}
1493	else if (QUERY_FLAG (owner, FLAG_READY_WEAPON) && owner->current_weapon)	1262	else if (owner->flag [FLAG_READY_WEAPON] && owner->current_weapon)
1494	skill = owner->current_weapon->skill;	1263	skill = owner->current_weapon->skill;
1495	else	1264	else
1496	{	1265	{
		1266	LOG (llevError | logBacktrace,
1497	LOG (llevError, "BUG: kill_object - unable to find skill that killed monster\n"	1267	"BUG: kill_object - unable to find skill that killed monster\n"
1498	"op: %s\n" "hitter: %s\n" "owner: %s\n",	1268	"op: %s\n" "hitter: %s\n" "op: %s\n",
1499	owner->debug_desc (), hitter->debug_desc (), op->debug_desc ());	1269	op->debug_desc (), hitter->debug_desc (), op->debug_desc ());
1500	skill = 0;	1270	skill = 0;
1501	}	1271	}
1502		1272
1503	/* We have the skill we want to credit to - now find the object this goes	1273	/* We have the skill we want to credit to - now find the object this goes
1504	* to. Make sure skop is an actual skill, and not a skill tool!	1274	* to. Make sure skop is an actual skill, and not a skill tool!
…		…
1514		1284
1515	if (!skill && skop)	1285	if (!skill && skop)
1516	skill = skop->skill;	1286	skill = skop->skill;
1517		1287
1518	/* If you didn't kill yourself, and your not the wizard */	1288	/* If you didn't kill yourself, and your not the wizard */
1519	if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))	1289	if (owner != op && !op->flag [FLAG_WIZ])
1520	{	1290	{
1521	int exp;	1291	int exp;
1522		1292
1523	/* Really don't give much experience for killing other players */	1293	/* Really don't give much experience for killing other players */
1524	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously	1294	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously
1525	if (op->type == PLAYER)
1526	{
1527	if (battleg)	1295	if (battleg)
		1296	{
		1297	if (op->is_player ())
1528	{	1298	{
1529	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");	1299	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
1530	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");	1300	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
1531	}	1301	}
1532	else	1302
		1303	exp = 0;
		1304	}
		1305	else if (op->is_player ())
1533	exp = op->stats.exp / 1000;	1306	exp = op->stats.exp / 1000;
1534	}
1535	else	1307	else
1536	exp = calc_skill_exp (owner, op, skop);	1308	exp = calc_skill_exp (owner, op, skop);
1537
1538	/* if op is standing on "battleground" (arena), no way to gain
1539	* exp by killing him
1540	*/
1541	if (battleg)
1542	exp = 0;
1543		1309
1544	/* Don't know why this is set this way - doesn't make	1310	/* Don't know why this is set this way - doesn't make
1545	* sense to just divide everything by two for no reason.	1311	* sense to just divide everything by two for no reason.
1546	*/	1312	*/
1547		1313
…		…
1585	} /* else part of a party */	1351	} /* else part of a party */
1586	} /* end if person didn't kill himself */	1352	} /* end if person didn't kill himself */
1587		1353
1588	if (op->type != PLAYER)	1354	if (op->type != PLAYER)
1589	{	1355	{
1590	if (QUERY_FLAG (op, FLAG_FRIENDLY))	1356	if (op->flag [FLAG_FRIENDLY])
1591	{	1357	{
1592	object *owner1 = op->owner;	1358	object *owner1 = op->owner;
1593		1359
1594	if (owner1 && owner1->type == PLAYER)	1360	if (owner1 && owner1->type == PLAYER)
1595	{	1361	{
…		…
1656	* modify it.	1422	* modify it.
1657	*/	1423	*/
1658	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack	1424	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
1659	* which needs new attacktype AT_HOLYWORD to work . b.t. */	1425	* which needs new attacktype AT_HOLYWORD to work . b.t. */
1660	int	1426	int
1661	hit_player (object *op, int dam, object *hitter, int type, int full_hit)	1427	hit_player (object *op, int dam, object *hitter, uint32_t type, int full_hit)
1662	{	1428	{
1663	int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);	1429	int magic = type & AT_MAGIC;
1664	int maxattacktype, attacknum;
1665	int body_attack = op && op->head; /* Did we hit op's head? */	1430	int body_attack = op && op->head; /* Did we hit op's head? */
		1431	int maxdam = 0, ndam = 0;
		1432	int maxattacktype;
1666	int simple_attack;	1433	int simple_attack;
1667	int rtn_kill = 0;	1434	int rtn_kill = 0;
1668	int friendlyfire;	1435	int friendlyfire;
1669		1436
1670	if (get_attack_mode (&op, &hitter, &simple_attack))	1437	if (get_attack_mode (&op, &hitter, &simple_attack))
1671	return 0;	1438	return 0;
1672		1439
1673	/* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */	1440	/* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */
1674	if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))	1441	if (op->flag [FLAG_WIZ] || op->flag [FLAG_NO_DAMAGE])
1675	return 0;	1442	return 0;
1676		1443
1677	// only allow pk for hostile players	1444	// only allow pk for hostile players
1678	if (op->type == PLAYER)	1445	if (op->type == PLAYER)
1679	{	1446	{
…		…
1721		1488
1722	break;	1489	break;
1723	}	1490	}
1724	}	1491	}
1725		1492
1726	if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)	1493	if (!op->flag [FLAG_ALIVE] || op->stats.hp < 0)
1727	{	1494	{
1728	/* FIXME: If a player is killed by a rune in a door, the	1495	/* FIXME: If a player is killed by a rune in a door, the
1729	* destroyed() check above doesn't return, and might get here.	1496	* destroyed() check above doesn't return, and might get here.
1730	*/	1497	*/
1731		1498
…		…
1769	*/	1536	*/
1770	if (type & AT_HOLYWORD)	1537	if (type & AT_HOLYWORD)
1771	{	1538	{
1772	object *god;	1539	object *god;
1773		1540
1774	if ((!hitter->slaying ||	1541	if ((!hitter->slaying
1775	(!(op->race && strstr (hitter->slaying, op->race)) &&	1542	|| (!(op->race && hitter->slaying.contains (op->race))
1776	!(op->name && strstr (hitter->slaying, op->name)))) &&	1543	&& !(op->name && hitter->slaying.contains (op->name))))
1777	(!QUERY_FLAG (op, FLAG_UNDEAD) ||	1544	&& (!op->flag [FLAG_UNDEAD]
1778	(hitter->title != NULL	1545	|| (hitter->title
1779	&& (god = find_god (determine_god (hitter))) != NULL && god->race != NULL && strstr (god->race, shstr_undead) != NULL)))	1546	&& (god = find_god (determine_god (hitter))) != NULL
		1547	&& god->race.contains (shstr_undead))))
1780	return 0;	1548	return 0;
1781	}	1549	}
1782		1550
1783	maxattacktype = type; /* initialise this to something */	1551	maxattacktype = type; /* initialise this to something */
1784	for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)	1552	for_all_bits_sparse_32 (type, attacknum)
1785	{	1553	{
		1554	uint32_t attacktype = 1 << attacknum;
		1555
1786	/* Magic isn't really a true attack type - it gets combined with other	1556	/* Magic isn't really a true attack type - it gets combined with other
1787	* attack types. As such, skip it over. However, if magic is	1557	* attack types. As such, skip it over. However, if magic is
1788	* the only attacktype in the group, then still attack with it	1558	* the only attacktype in the group, then still attack with it
1789	*/	1559	*/
1790	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))	1560	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
…		…
1793	/* Go through and hit the player with each attacktype, one by one.	1563	/* Go through and hit the player with each attacktype, one by one.
1794	* hit_player_attacktype only figures out the damage, doesn't inflict	1564	* hit_player_attacktype only figures out the damage, doesn't inflict
1795	* it. It will do the appropriate action for attacktypes with	1565	* it. It will do the appropriate action for attacktypes with
1796	* effects (slow, paralization, etc.	1566	* effects (slow, paralization, etc.
1797	*/	1567	*/
1798	if (type & attacktype)
1799	{
1800	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);	1568	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
		1569
1801	/* the >= causes us to prefer messages from special attacks, if	1570	/* the >= causes us to prefer messages from special attacks, if
1802	* the damage is equal.	1571	* the damage is equal.
1803	*/	1572	*/
1804	if (ndam >= maxdam)	1573	if (ndam >= maxdam)
1805	{	1574	{
1806	maxdam = ndam;	1575	maxdam = ndam;
1807	maxattacktype = 1 << attacknum;	1576	maxattacktype = 1 << attacknum;
1808	}
1809	}	1577	}
1810	}	1578	}
1811		1579
1812	/* if this is friendly fire then do a set % of damage only	1580	/* if this is friendly fire then do a set % of damage only
1813	* Note - put a check in to make sure this attack is actually	1581	* Note - put a check in to make sure this attack is actually
…		…
1853	// keep a refcount for a long time and I see no usefulness	1621	// keep a refcount for a long time and I see no usefulness
1854	// for an non-active objetc to know its enemy.	1622	// for an non-active objetc to know its enemy.
1855	if (op->active)	1623	if (op->active)
1856	if (hitter->owner)	1624	if (hitter->owner)
1857	op->enemy = hitter->owner;	1625	op->enemy = hitter->owner;
1858	else if (QUERY_FLAG (hitter, FLAG_ALIVE))	1626	else if (hitter->flag [FLAG_ALIVE])
1859	op->enemy = hitter;	1627	op->enemy = hitter;
1860		1628
1861	if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)	1629	if (op->flag [FLAG_UNAGGRESSIVE] && op->type != PLAYER)
1862	{	1630	{
1863	/* The unaggressives look after themselves 8) */	1631	/* The unaggressives look after themselves 8) */
1864	CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);	1632	op->clr_flag (FLAG_UNAGGRESSIVE);
1865	npc_call_help (op);	1633	npc_call_help (op);
1866	}	1634	}
1867		1635
1868	if (magic && did_make_save (op, op->level, 0))	1636	if (magic && did_make_save (op, op->level, 0))
1869	maxdam = maxdam / 2;	1637	maxdam = maxdam / 2;
…		…
1871	attack_message (maxdam, maxattacktype, op, hitter);	1639	attack_message (maxdam, maxattacktype, op, hitter);
1872		1640
1873	op->stats.hp -= maxdam;	1641	op->stats.hp -= maxdam;
1874		1642
1875	/* Eneq(@csd.uu.se): Check to see if monster runs away. */	1643	/* Eneq(@csd.uu.se): Check to see if monster runs away. */
1876	if ((op->stats.hp >= 0) &&	1644	if (op->stats.hp >= 0
1877	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&	1645	&& (op->flag [FLAG_MONSTER] || op->type == PLAYER)
1878	op->stats.hp < (signed short) (((float) op->run_away / (float) 100) * (float) op->stats.maxhp))	1646	&& op->stats.hp * 100 < op->stats.maxhp * op->run_away)
1879	{	1647	{
1880		1648
1881	if (QUERY_FLAG (op, FLAG_MONSTER))	1649	if (op->flag [FLAG_MONSTER])
1882	SET_FLAG (op, FLAG_RUN_AWAY);	1650	op->set_flag (FLAG_RUN_AWAY);
1883	else	1651	else
1884	scare_creature (op, hitter);	1652	scare_creature (op, hitter);
1885	}	1653	}
1886		1654
1887	if (QUERY_FLAG (op, FLAG_TEAR_DOWN))	1655	if (op->flag [FLAG_TEAR_DOWN])
1888	{	1656	{
1889	if (maxdam)	1657	if (maxdam)
1890	tear_down_wall (op);	1658	tear_down_wall (op);
1891		1659
1892	return maxdam; /* nothing more to do for wall */	1660	return maxdam; /* nothing more to do for wall */
…		…
1899		1667
1900	/* Used to be ghosthit removal - we now use the ONE_HIT flag. Note	1668	/* Used to be ghosthit removal - we now use the ONE_HIT flag. Note
1901	* that before if the player was immune to ghosthit, the monster	1669	* that before if the player was immune to ghosthit, the monster
1902	* remained - that is no longer the case.	1670	* remained - that is no longer the case.
1903	*/	1671	*/
1904	if (QUERY_FLAG (hitter, FLAG_ONE_HIT))	1672	if (hitter->flag [FLAG_ONE_HIT])
1905	hitter->drop_and_destroy ();	1673	hitter->drop_and_destroy ();
1906	/* Lets handle creatures that are splitting now */	1674	/* Lets handle creatures that are splitting now */
1907	else if (type & AT_PHYSICAL && !QUERY_FLAG (op, FLAG_FREED) && QUERY_FLAG (op, FLAG_SPLITTING))	1675	else if (type & AT_PHYSICAL && !op->flag [FLAG_FREED] && op->flag [FLAG_SPLITTING])
1908	{	1676	{
1909	int i;
1910	int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);	1677	int friendly = op->flag [FLAG_FRIENDLY];
1911	int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);	1678	int unaggressive = op->flag [FLAG_UNAGGRESSIVE];
1912	object *owner = op->owner;	1679	object *owner = op->owner;
1913		1680
1914	if (!op->other_arch)	1681	if (!op->other_arch)
1915	{	1682	{
1916	LOG (llevError, "SPLITTING without other_arch error.\n");	1683	LOG (llevError, "SPLITTING without other_arch error.\n");
1917	return maxdam;	1684	return maxdam;
1918	}	1685	}
1919		1686
1920	op->remove ();	1687	op->remove ();
1921		1688
1922	for (i = 0; i < op->stats.food; i++)	1689	for (int i = 0; i < op->stats.food; i++)
1923	{ /* This doesn't handle op->more yet */	1690	{ /* This doesn't handle op->more yet */
1924	object *tmp = arch_to_object (op->other_arch);	1691	object *tmp = op->other_arch->instance ();
1925	int j;
1926		1692
1927	tmp->stats.hp = op->stats.hp;	1693	tmp->stats.hp = op->stats.hp;
1928		1694
1929	if (friendly)	1695	if (friendly)
1930	{	1696	{
…		…
1934	if (owner)	1700	if (owner)
1935	tmp->set_owner (owner);	1701	tmp->set_owner (owner);
1936	}	1702	}
1937		1703
1938	if (unaggressive)	1704	if (unaggressive)
1939	SET_FLAG (tmp, FLAG_UNAGGRESSIVE);	1705	tmp->set_flag (FLAG_UNAGGRESSIVE);
1940		1706
1941	j = find_first_free_spot (tmp, op->map, op->x, op->y);	1707	int j = find_first_free_spot (tmp, op->map, op->x, op->y);
1942		1708
1943	if (j == -1) /* No spot to put this monster */	1709	if (j == -1) /* No spot to put this monster */
1944	tmp->destroy ();	1710	tmp->destroy ();
1945	else	1711	else
1946	{	1712	{
…		…
1955	hitter->drop_and_destroy ();	1721	hitter->drop_and_destroy ();
1956		1722
1957	return maxdam;	1723	return maxdam;
1958	}	1724	}
1959		1725
1960	void	1726	static void
1961	poison_player (object *op, object *hitter, int dam)	1727	poison_player (object *op, object *hitter, int dam)
1962	{	1728	{
1963	archetype *at = archetype::find ("poisoning");	1729	archetype *at = archetype::find (shstr_poisoning);
1964	object *tmp = present_arch_in_ob (at, op);	1730	object *tmp = present_arch_in_ob (at, op);
1965		1731
1966	if (tmp == NULL)	1732	if (!tmp)
1967	{	1733	{
1968	if ((tmp = arch_to_object (at)) == NULL)	1734	tmp = insert_ob_in_ob (at->instance (), op);
1969	LOG (llevError, "Failed to clone arch poisoning.\n");	1735	/* peterm: give poisoning some teeth. It should
		1736	* be able to kill things better than it does:
		1737	* damage should be dependent something--I choose to
		1738	* do this: if it's a monster, the damage from the
		1739	* poisoning goes as the level of the monster/2.
		1740	* If anything else, goes as damage.
		1741	*/
		1742
		1743	if (hitter->flag [FLAG_ALIVE])
		1744	tmp->stats.dam += hitter->level / 2;
1970	else	1745	else
1971	{
1972	tmp = insert_ob_in_ob (tmp, op);
1973	/* peterm: give poisoning some teeth. It should
1974	* be able to kill things better than it does:
1975	* damage should be dependent something--I choose to
1976	* do this: if it's a monster, the damage from the
1977	* poisoning goes as the level of the monster/2.
1978	* If anything else, goes as damage.
1979	*/
1980
1981	if (QUERY_FLAG (hitter, FLAG_ALIVE))
1982	tmp->stats.dam += hitter->level / 2;
1983	else
1984	tmp->stats.dam = dam;	1746	tmp->stats.dam = dam;
1985		1747
1986	tmp->set_owner (hitter); /* so we get credit for poisoning kills */	1748	tmp->set_owner (hitter); /* so we get credit for poisoning kills */
1987	if (hitter->skill && hitter->skill != tmp->skill)	1749	if (hitter->skill && hitter->skill != tmp->skill)
1988	{
1989	tmp->skill = hitter->skill;	1750	tmp->skill = hitter->skill;
1990	}
1991		1751
1992	tmp->stats.food += dam; /* more damage, longer poisoning */	1752	tmp->stats.food += dam; /* more damage, longer poisoning */
1993		1753
1994	if (op->type == PLAYER)	1754	if (op->type == PLAYER)
1995	{	1755	{
1996	/* player looses stats, maximum is -10 of each */	1756	/* player looses stats, maximum is -10 of each */
1997	tmp->stats.Con = MAX (-(dam / 4 + 1), -10);	1757	tmp->stats.Con = max (-(dam / 4 + 1), -10);
1998	tmp->stats.Str = MAX (-(dam / 3 + 2), -10);	1758	tmp->stats.Str = max (-(dam / 3 + 2), -10);
1999	tmp->stats.Dex = MAX (-(dam / 6 + 1), -10);	1759	tmp->stats.Dex = max (-(dam / 6 + 1), -10);
2000	tmp->stats.Int = MAX (-dam / 7, -10);	1760	tmp->stats.Int = max (-(dam / 7 ), -10);
2001	SET_FLAG (tmp, FLAG_APPLIED);	1761	tmp->set_flag (FLAG_APPLIED);
2002	op->update_stats ();	1762	op->update_stats ();
2003	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");	1763	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");
2004	op->play_sound (tmp->sound);	1764	op->play_sound (tmp->sound);
2005	}	1765	}
2006		1766
2007	if (hitter->type == PLAYER)	1767	if (hitter->type == PLAYER)
2008	new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);	1768	new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);
2009	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)	1769	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
2010	new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);	1770	new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);
2011	}
2012		1771
2013	tmp->speed_left = 0;	1772	tmp->speed_left = 0;
2014	}	1773	}
2015	else	1774	else
2016	tmp->stats.food++;	1775	tmp->stats.food++;
2017	}	1776	}
2018		1777
2019	void	1778	static void
2020	slow_player (object *op, object *hitter, int dam)	1779	slow_player (object *op, object *hitter, int dam)
2021	{	1780	{
2022	archetype *at = archetype::find ("slowness");	1781	archetype *at = archetype::find (shstr_slowness);
2023	object *tmp;	1782	object *tmp;
2024		1783
2025	if (at == NULL)	1784	if (!at)
2026	LOG (llevError, "Can't find slowness archetype.\n");	1785	LOG (llevError, "Can't find slowness archetype.\n");
2027		1786
2028	if ((tmp = present_arch_in_ob (at, op)) == NULL)	1787	if ((tmp = present_arch_in_ob (at, op)) == NULL)
2029	{	1788	{
2030	tmp = arch_to_object (at);	1789	tmp = at->instance ();
2031	tmp = insert_ob_in_ob (tmp, op);	1790	tmp = insert_ob_in_ob (tmp, op);
2032	new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");	1791	new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");
2033	}	1792	}
2034	else	1793	else
2035	tmp->stats.food++;	1794	tmp->stats.food++;
2036		1795
2037	SET_FLAG (tmp, FLAG_APPLIED);	1796	tmp->set_flag (FLAG_APPLIED);
2038	tmp->speed_left = 0;	1797	tmp->speed_left = 0;
2039	op->update_stats ();	1798	op->update_stats ();
2040	}	1799	}
2041		1800
2042	void	1801	void
2043	confuse_player (object *op, object *hitter, int dam)	1802	confuse_player (object *op, object *hitter, int dam)
2044	{	1803	{
2045	object *tmp;	1804	object *tmp;
2046	int maxduration;	1805	int maxduration;
2047		1806
2048	tmp = present_in_ob_by_name (FORCE, "confusion", op);	1807	tmp = present_in_ob_by_name (FORCE, shstr_confusion, op);
2049	if (!tmp)	1808	if (!tmp)
2050	{	1809	{
2051	tmp = get_archetype (FORCE_NAME);	1810	tmp = archetype::get (FORCE_NAME);
2052	tmp = insert_ob_in_ob (tmp, op);	1811	tmp = insert_ob_in_ob (tmp, op);
2053	}	1812	}
2054		1813
2055	/* Duration added per hit and max. duration of confusion both depend	1814	/* Duration added per hit and max. duration of confusion both depend
2056	* on the player's resistance	1815	* on the player's resistance
2057	*/	1816	*/
2058	tmp->speed = 0.05;	1817	tmp->set_speed (0.05);
2059	tmp->subtype = FORCE_CONFUSION;	1818	tmp->subtype = FORCE_CONFUSION;
2060	tmp->duration = 8 + MAX (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);	1819	tmp->duration = 8 + max (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2061	tmp->name = "confusion";	1820	tmp->name = shstr_confusion;
2062	maxduration = MAX (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);	1821	maxduration = max (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2063		1822
2064	if (tmp->duration > maxduration)	1823	if (tmp->duration > maxduration)
2065	tmp->duration = maxduration;	1824	tmp->duration = maxduration;
2066		1825
2067	if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))	1826	if (op->type == PLAYER && !op->flag [FLAG_CONFUSED])
2068	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");	1827	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");
2069		1828
2070	SET_FLAG (op, FLAG_CONFUSED);	1829	op->set_flag (FLAG_CONFUSED);
2071	}	1830	}
2072		1831
2073	void	1832	void
2074	blind_player (object *op, object *hitter, int dam)	1833	blind_player (object *op, object *hitter, int dam)
2075	{	1834	{
2076	object *tmp, *owner;
2077
2078	/* Save some work if we know it isn't going to affect the player */	1835	/* Save some work if we know it isn't going to affect the player */
2079	if (op->resist[ATNR_BLIND] == 100)	1836	if (op->resist[ATNR_BLIND] == 100)
2080	return;	1837	return;
2081		1838
2082	tmp = present_in_ob (BLINDNESS, op);	1839	object *tmp = present_in_ob (BLINDNESS, op);
2083	if (!tmp)	1840	if (!tmp)
2084	{	1841	{
2085	tmp = get_archetype ("blindness");	1842	tmp = archetype::get (shstr_blindness);
2086	SET_FLAG (tmp, FLAG_BLIND);	1843	tmp->set_flag (FLAG_BLIND);
2087	SET_FLAG (tmp, FLAG_APPLIED);	1844	tmp->set_flag (FLAG_APPLIED);
2088	/* use floats so we don't lose too much precision due to rounding errors.	1845	// use floats so we don't lose too much precision due to rounding errors.
2089	* speed is a float anyways.	1846	tmp->set_speed (lerp<float> (op->resist [ATNR_BLIND], 0, 100, tmp->speed, MIN_ACTIVE_SPEED));
2090	*/
2091	tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
2092		1847
2093	tmp = insert_ob_in_ob (tmp, op);	1848	tmp = insert_ob_in_ob (tmp, op);
2094	change_abil (op, tmp); /* Mostly to display any messages */	1849	change_abil (op, tmp); /* Mostly to display any messages */
2095	op->update_stats (); /* This takes care of some other stuff */	1850	op->update_stats (); /* This takes care of some other stuff */
2096		1851
2097	if (hitter->owner)
2098	owner = hitter->owner;
2099	else
2100	owner = hitter;
2101
2102	new_draw_info_format (NDI_UNIQUE, 0, owner, "Your attack blinds %s!", query_name (op));	1852	new_draw_info_format (NDI_UNIQUE, 0, hitter->outer_owner (), "Your attack blinds %s!", query_name (op));
2103	}	1853	}
		1854
2104	tmp->stats.food += dam;	1855	tmp->stats.food += dam;
2105	if (tmp->stats.food > 10)	1856	min_it (tmp->stats.food, 10);
2106	tmp->stats.food = 10;
2107	}	1857	}
2108		1858
2109	void	1859	void
2110	paralyze_player (object *op, object *hitter, int dam)	1860	paralyze_player (object *op, object *hitter, int dam)
2111	{	1861	{
2112	float effect, max;
2113
2114	/* object *tmp; */
2115
2116	/* This is strange stuff... someone knows for what this is	1862	/* This is strange stuff... someone knows for what this is
2117	* written? Well, i think this can and should be removed	1863	* written? Well, i think this can and should be removed
2118	*/	1864	*/
2119		1865
2120	/*	1866	/*
…		…
2124	insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);	1870	insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);
2125	}	1871	}
2126	*/	1872	*/
2127		1873
2128	/* Do this as a float - otherwise, rounding might very well reduce this to 0 */	1874	/* Do this as a float - otherwise, rounding might very well reduce this to 0 */
2129	effect = (float) dam *3.0 * (100.0 - op->resist[ATNR_PARALYZE]) / 100;	1875	float effect = dam * 3.f * (100.f - op->resist[ATNR_PARALYZE]) / 100.f;
2130		1876
2131	if (effect == 0)
2132	return;
2133
2134	op->speed_left -= FABS (op->speed) * effect;	1877	op->speed_left -= op->speed * effect;
2135	/* tmp->stats.food+=(signed short) effect/op->speed; */	1878	/* tmp->stats.food+=(signed short) effect/op->speed; */
2136		1879
2137	/* max number of ticks to be affected for. */	1880	/* max number of ticks to be affected for. */
2138	max = (100 - op->resist[ATNR_PARALYZE]) / 2;	1881	float max = (100 - op->resist[ATNR_PARALYZE]) / 2;
		1882
2139	if (op->speed_left < -(FABS (op->speed) * max))	1883	max_it (op->speed_left, -op->speed * max);
2140	op->speed_left = (float) -(FABS (op->speed) * max);
2141		1884
2142	/* tmp->stats.food = (signed short) (max/FABS(op->speed)); */	1885	/* tmp->stats.food = (signed short) (max / op->speed); */
2143	}	1886	}
2144		1887
2145	/* Attempts to kill 'op'. hitter is the attack object, dam is	1888	/* Attempts to kill 'op'. hitter is the attack object, dam is
2146	* the computed damaged.	1889	* the computed damaged.
2147	*/	1890	*/
2148	void	1891	static void
2149	deathstrike_player (object *op, object *hitter, int *dam)	1892	deathstrike_player (object *op, object *hitter, int *dam)
2150	{	1893	{
2151	/* The intention of a death attack is to kill outright things	1894	/* The intention of a death attack is to kill outright things
2152	** that are a lot weaker than the attacker, have a chance of killing	1895	** that are a lot weaker than the attacker, have a chance of killing
2153	** things somewhat weaker than the caster, and no chance of	1896	** things somewhat weaker than the caster, and no chance of
…		…
2157	** field of the deathstriking object */	1900	** field of the deathstriking object */
2158		1901
2159	int atk_lev, def_lev, kill_lev;	1902	int atk_lev, def_lev, kill_lev;
2160		1903
2161	if (hitter->slaying)	1904	if (hitter->slaying)
2162	if (!((QUERY_FLAG (op, FLAG_UNDEAD) && strstr (hitter->slaying, shstr_undead)) || (op->race && strstr (hitter->slaying, op->race))))	1905	if (!((op->flag [FLAG_UNDEAD] && hitter->slaying.contains (shstr_undead))
		1906	|| (op->race && hitter->slaying.contains (op->race))))
2163	return;	1907	return;
2164		1908
2165	def_lev = op->level;	1909	def_lev = op->level;
2166	if (def_lev < 1)	1910	if (def_lev < 1)
2167	{	1911	{
…		…
2194	}	1938	}
2195	else	1939	else
2196	*dam = 0; /* no harm done */	1940	*dam = 0; /* no harm done */
2197	}	1941	}
2198		1942
2199	/* thrown_item_effect() - handles any special effects of thrown	1943	/* This returns the amount of damage hitter does to op with the
2200	* items (like attacking living creatures--a potion thrown at a	1944	* appropriate attacktype. Only 1 attacktype should be set at a time.
2201	* monster).	1945	* This doesn't damage the player, but returns how much it should
2202	*/	1946	* take. However, it will do other effects (paralyzation, slow, etc.)
2203	static void	1947	* Note - changed for PR code - we now pass the attack number and not
2204	thrown_item_effect (object *hitter, object *victim)	1948	* the attacktype. Makes it easier for the PR code. */
		1949	int
		1950	hit_player_attacktype (object *op, object *hitter, int dam, uint32 attacknum, int magic)
2205	{	1951	{
2206	if (!QUERY_FLAG (hitter, FLAG_ALIVE))	1952	int doesnt_slay = 1;
		1953
		1954	/* Catch anyone that may be trying to send us a bitmask instead of the number */
		1955	if (attacknum >= NROFATTACKS)
		1956	{
		1957	LOG (llevError, "hit_player_attacktype: Invalid attacknumber passed: %u\n", attacknum);
		1958	return 0;
2207	{	1959	}
2208	/* May not need a switch for just 2 types, but this makes it	1960
2209	* easier for expansion.	1961	if (dam < 0)
		1962	{
		1963	LOG (llevError, "hit_player_attacktype called with negative damage %d (hitter %s, target %s)\n",
		1964	dam, hitter->debug_desc (), op->debug_desc ());
		1965	return 0;
		1966	}
		1967
		1968	/* AT_INTERNAL is supposed to do exactly dam. Put a case here so
		1969	* people can't mess with that or it otherwise get confused. */
		1970	if (attacknum == ATNR_INTERNAL)
		1971	return dam;
		1972
		1973	if (hitter->slaying)
		1974	{
		1975	if ((op->race && hitter->slaying.contains (op->race))
		1976	|| (op->arch && op->arch->archname.contains (hitter->slaying)))
2210	*/	1977	{
2211	switch (hitter->type)	1978	doesnt_slay = 0;
		1979	dam *= 3;
2212	{	1980	}
2213	case POTION:	1981	}
2214	/* should player get a save throw instead of checking magic protection? */	1982
2215	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_MAGIC] < 60))	1983	/* Adjust the damage for resistance. Note that neg. values increase damage. */
2216	(void) apply_potion (victim, hitter);	1984	if (op->resist[attacknum])
		1985	{
		1986	/* basically: dam = dam*(100-op->resist[attacknum])/100;
		1987	* in case 0>dam>1, we try to "simulate" a float value-effect */
		1988	dam *= (100 - op->resist[attacknum]);
		1989	if (dam >= 100)
		1990	dam /= 100;
		1991	else
		1992	dam = (dam > (random_roll (0, 99, op, PREFER_LOW))) ? 1 : 0;
		1993	}
		1994
		1995	/* Special hack. By default, if immune to something, you
		1996	* shouldn't need to worry. However, acid is an exception, since
		1997	* it can still damage your items. Only include attacktypes if
		1998	* special processing is needed */
		1999
		2000	if (op->resist[attacknum] >= 100
		2001	&& doesnt_slay
		2002	&& attacknum != ATNR_ACID)
		2003	return 0;
		2004
		2005	/* Keep this in order - makes things easier to find */
		2006
		2007	switch (attacknum)
		2008	{
		2009	case ATNR_PHYSICAL:
		2010	/* here also check for diseases */
		2011	check_physically_infect (op, hitter);
2217	break;	2012	break;
2218		2013
2219	case POISON: /* poison drinks */	2014	/* Don't need to do anything for:
2220	/* As with potions, should monster get a save? */	2015	magic,
2221	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))	2016	fire,
2222	apply_poison (victim, hitter);	2017	electricity,
		2018	cold */
		2019
		2020	case ATNR_CONFUSION:
		2021	case ATNR_POISON:
		2022	case ATNR_SLOW:
		2023	case ATNR_PARALYZE:
		2024	case ATNR_FEAR:
		2025	case ATNR_CANCELLATION:
		2026	case ATNR_DEPLETE:
		2027	case ATNR_BLIND:
		2028	{
		2029	/* chance for inflicting a special attack depends on the
		2030	* difference between attacker's and defender's level
		2031	*/
		2032	int level_diff = min (110, max (0, op->level - hitter->level));
		2033
		2034	/* First, only creatures/players with speed can be affected.
		2035	* Second, just getting hit doesn't mean it always affects
		2036	* you. Third, you still get a saving through against the
		2037	* effect.
		2038	*/
		2039	if (op->has_active_speed ()
		2040	&& (op->flag [FLAG_MONSTER] || op->type == PLAYER)
		2041	&& !(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1))
		2042	&& !did_make_save (op, level_diff, op->resist[attacknum] / 10))
		2043	{
		2044
		2045	/* Player has been hit by something */
		2046	if (attacknum == ATNR_CONFUSION)
		2047	confuse_player (op, hitter, dam);
		2048	else if (attacknum == ATNR_POISON)
		2049	poison_player (op, hitter, dam);
		2050	else if (attacknum == ATNR_SLOW)
		2051	slow_player (op, hitter, dam);
		2052	else if (attacknum == ATNR_PARALYZE)
		2053	paralyze_player (op, hitter, dam);
		2054	else if (attacknum == ATNR_FEAR)
		2055	scare_creature (op, hitter);
		2056	else if (attacknum == ATNR_CANCELLATION)
		2057	cancellation (op);
		2058	else if (attacknum == ATNR_DEPLETE)
		2059	op->drain_stat ();
		2060	else if (attacknum == ATNR_BLIND && !op->flag [FLAG_UNDEAD] && !op->flag [FLAG_GENERATOR])
		2061	blind_player (op, hitter, dam);
		2062	}
		2063
		2064	dam = 0; /* These are all effects and don't do real damage */
		2065	}
2223	break;	2066	break;
2224		2067
2225	/* Removed case statements that did nothing.	2068	case ATNR_ACID:
2226	* food may be poisonous, but monster must be willing to eat it,	2069	{
2227	* so we don't handle it here.	2070	int flag = 0;
2228	* Containers should perhaps break open, but that code was disabled.	2071
		2072	/* Items only get corroded if you're not on a battleground and
		2073	* if your acid resistance is below 50%. */
		2074	if (!op_on_battleground (op, NULL, NULL) && (op->resist[ATNR_ACID] < 50))
		2075	{
		2076	for (object *tmp = op->inv; tmp; tmp = tmp->below)
		2077	{
		2078	if (tmp->invisible)
		2079	continue;
		2080	if (!tmp->flag [FLAG_APPLIED] || (tmp->resist[ATNR_ACID] >= 10))
		2081	/* >= 10% acid res. on items will protect these */
		2082	continue;
		2083	if (!(tmp->materials & M_IRON))
		2084	continue;
		2085	if (tmp->magic < -4) /* Let's stop at -5 */
		2086	continue;
		2087	if (tmp->type == RING
		2088	/* removed boots and gloves from exclusion list in PR */
		2089	|| tmp->type == GIRDLE
		2090	|| tmp->type == AMULET
		2091	|| tmp->type == WAND
		2092	|| tmp->type == ROD
		2093	|| tmp->type == HORN)
		2094	continue; /* To avoid some strange effects */
		2095
		2096	/* High damage acid has better chance of corroding
		2097	objects */
		2098	if (rndm (0, dam + 4) > random_roll (0, 39, op, PREFER_HIGH) + 2 * tmp->magic)
		2099	{
		2100	flag = 1;
		2101	tmp->magic--;
		2102
		2103	if (object *pl = tmp->visible_to ())
		2104	{
		2105	/* Make this more visible */
		2106	new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, pl,
		2107	"The %s's acid corrodes your %s!", query_name (hitter), query_name (tmp));
		2108
		2109	esrv_send_item (op, tmp); //TODO: UPD_NAME should be enough (it's enough in other cases)
		2110	}
		2111	}
		2112	}
		2113
		2114	if (flag)
		2115	op->update_stats (); /* Something was corroded */
		2116	}
		2117	}
		2118	break;
		2119
		2120	case ATNR_DRAIN:
		2121	{
		2122	/* rate is the proportion of exp drained. High rate means
		2123	* not much is drained, low rate means a lot is drained.
		2124	*/
		2125	int rate;
		2126
		2127	if (op->resist[ATNR_DRAIN] >= 0)
		2128	rate = 400 + op->resist[ATNR_DRAIN] * 3;
		2129	else
		2130	rate = 400 * 100 / (100 - op->resist[ATNR_DRAIN]);
		2131
		2132	if (op->stats.exp <= rate)
		2133	{
		2134	if (op->type == GOLEM)
		2135	dam = 9998; /* Its force is "sucked" away. 8) */
		2136	else
		2137	/* If we can't drain, lets try to do physical damage */
		2138	dam = hit_player_attacktype (op, hitter, dam, ATNR_PHYSICAL, magic);
		2139	}
		2140	else
		2141	{
		2142	/* Randomly give the hitter some hp */
		2143	if (hitter->stats.hp < hitter->stats.maxhp &&
		2144	(op->level > hitter->level) && random_roll (0, (op->level - hitter->level + 2), hitter, PREFER_HIGH) > 3)
		2145	hitter->stats.hp++;
		2146
		2147	/* Can't do drains on battleground spaces.
		2148	* Move the wiz check up here - before, the hitter wouldn't gain exp
		2149	* exp, but the wiz would still lose exp! If drainee is a wiz,
		2150	* nothing happens.
		2151	* Try to credit the owner. We try to display player -> player drain
		2152	* attacks, hence all the != PLAYER checks.
2229	*/	2153	*/
		2154	if (!op_on_battleground (hitter, NULL, NULL) && !op->flag [FLAG_WIZ])
		2155	{
		2156	object *owner = hitter->owner;
		2157
		2158	if (owner && owner != hitter)
		2159	{
		2160	if (op->type != PLAYER || owner->type != PLAYER)
		2161	change_exp (owner, op->stats.exp / (rate * 2),
		2162	hitter->chosen_skill ? hitter->chosen_skill->skill : shstr (), SK_EXP_TOTAL);
		2163	}
		2164	else if (op->type != PLAYER || hitter->type != PLAYER)
		2165	change_exp (hitter, op->stats.exp / (rate * 2),
		2166	hitter->chosen_skill ? hitter->chosen_skill->skill : shstr (), 0);
		2167
		2168	change_exp (op, -op->stats.exp / rate, shstr (), 0);
		2169	}
		2170
		2171	dam = 1; /* Drain is an effect. Still return 1 - otherwise, if you have pure
		2172	* drain attack, you won't know that you are actually sucking out EXP,
		2173	* as the messages will say you missed
		2174	*/
		2175	}
		2176	}
		2177	break;
		2178
		2179	case ATNR_TURN_UNDEAD:
2230	}	2180	{
2231	}	2181	if (op->flag [FLAG_UNDEAD])
2232	}	2182	{
		2183	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
		2184	object *god = find_god (determine_god (owner));
		2185	int div = 1;
2233		2186
2234	/* adj_attackroll() - adjustments to attacks by various conditions */	2187	/* if undead are not an enemy of your god, you turn them
2235	int	2188	* at half strength */
2236	adj_attackroll (object *hitter, object *target)	2189	if (!god || !god->slaying.contains (shstr_undead))
2237	{	2190	div = 2;
2238	object *attacker = hitter;
2239	int adjust = 0;
2240		2191
2241	/* safety */	2192	/* Give a bonus if you resist turn undead */
2242	if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))	2193	if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))
2243	{	2194	scare_creature (op, owner);
2244	LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");	2195	}
		2196	else
		2197	dam = 0; /* don't damage non undead - should we damage
		2198	undead? */
		2199	}
		2200	break;
		2201
		2202	case ATNR_DEATH:
		2203	deathstrike_player (op, hitter, &dam);
		2204	break;
		2205
		2206	case ATNR_CHAOS:
		2207	LOG (llevError, "%s was hit by %s with non-specific chaos.\n", op->debug_desc (), hitter->debug_desc ());
		2208	dam = 0;
		2209	break;
		2210
		2211	case ATNR_COUNTERSPELL:
		2212	LOG (llevError, "%s was hit by %s with counterspell attack.\n", op->debug_desc (), hitter->debug_desc ());
		2213	dam = 0;
		2214	/* This should never happen. Counterspell is handled
		2215	* seperately and filtered out. If this does happen,
		2216	* Counterspell has no effect on anything but spells, so it
		2217	* does no damage. */
		2218	break;
		2219
		2220	case ATNR_HOLYWORD:
		2221	{
		2222	/* This has already been handled by hit_player,
		2223	* no need to check twice -- DAMN */
		2224	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
		2225
		2226	/* As with turn undead above, give a bonus on the saving throw */
		2227	if ((op->level + (op->resist[ATNR_HOLYWORD] / 100)) < owner->level + turn_bonus[owner->stats.Wis])
		2228	scare_creature (op, owner);
		2229	}
		2230	break;
		2231
		2232	case ATNR_LIFE_STEALING:
		2233	{
		2234	int new_hp;
		2235
		2236	/* this is replacement to drain for players, instead of taking
		2237	* exp it takes hp. It is geared for players, probably not
		2238	* much use giving it to monsters
		2239	*
		2240	* life stealing doesn't do a lot of damage, but it gives the
		2241	* damage it does do to the player. Given that,
		2242	* it only does 1/10'th normal damage (hence the divide by
		2243	* 1000).
		2244	*/
		2245	/* You can't steal life from something undead */
		2246	if ((op->type == GOLEM) || (op->flag [FLAG_UNDEAD]))
2245	return 0;	2247	return 0;
2246	}
2247		2248
2248	/* aimed missiles use the owning object's sight */	2249	/* If drain protection is higher than life stealing, use that */
2249	if (is_aimed_missile (hitter))	2250	if (op->resist[ATNR_DRAIN] >= op->resist[ATNR_LIFE_STEALING])
		2251	dam = (dam * (100 - op->resist[ATNR_DRAIN])) / 3000;
		2252	else
		2253	dam = (dam * (100 - op->resist[ATNR_LIFE_STEALING])) / 3000;
		2254
		2255	/* You die at -1 hp, not zero. */
		2256	if (dam > (op->stats.hp + 1))
		2257	dam = op->stats.hp + 1;
		2258
		2259	new_hp = hitter->stats.hp + dam;
		2260	if (new_hp > hitter->stats.maxhp)
		2261	new_hp = hitter->stats.maxhp;
		2262
		2263	if (new_hp > hitter->stats.hp)
		2264	hitter->stats.hp = new_hp;
		2265	}
2250	{	2266	}
2251	if ((attacker = hitter->owner) == NULL)
2252	attacker = hitter;
2253	/* A player who saves but hasn't quit still could have objects
2254	* owned by him - need to handle that case to avoid crashes.
2255	*/
2256	if (QUERY_FLAG (attacker, FLAG_REMOVED))
2257	attacker = hitter;
2258	}
2259	else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2260	return 0;
2261		2267
2262	/* determine the condtions under which we make an attack.
2263	* Add more cases, as the need occurs. */
2264
2265	if (!can_see_enemy (attacker, target))
2266	{
2267	/* target is unseen */
2268	if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
2269	adjust -= 10;
2270	/* dark map penalty for the hitter (lacks infravision if we got here). */
2271	else if (target->map && target->map->darklevel () > 0 && !stand_in_light (target))
2272	adjust -= target->map->darklevel ();
2273	}
2274
2275	if (QUERY_FLAG (attacker, FLAG_SCARED))
2276	adjust -= 3;
2277
2278	if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
2279	adjust += 1;
2280
2281	if (QUERY_FLAG (target, FLAG_SCARED))
2282	adjust += 1;
2283
2284	if (QUERY_FLAG (attacker, FLAG_CONFUSED))
2285	adjust -= 3;
2286
2287	/* if we attack at a different 'altitude' its harder */
2288	if ((attacker->move_type & target->move_type) == 0)
2289	adjust -= 2;
2290
2291	#if 0
2292	/* slower attacks are less likely to succeed. We should use a
2293	* comparison between attacker/target speeds BUT, players have
2294	* a generally faster speed, so this will wind up being a HUGE
2295	* disadantage for the monsters! Too bad, because missiles which
2296	* fly fast should have a better chance of hitting a slower target.
2297	*/
2298	if (hitter->speed < target->speed)
2299	adjust += ((float) hitter->speed - target->speed);
2300	#endif
2301
2302	#if 0
2303	LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
2304	#endif
2305
2306	return adjust;
2307	}
2308
2309	/* determine if the object is an 'aimed' missile */
2310	int
2311	is_aimed_missile (object *op)
2312	{
2313
2314	/* I broke what used to be one big if into a few nested
2315	* ones so that figuring out the logic is at least possible.
2316	*/
2317	if (op && (op->move_type & MOVE_FLYING))
2318	if (op->type == ARROW || op->type == THROWN_OBJ)
2319	return 1;
2320	else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
2321	return 1;
2322
2323	return 0;	2268	return dam;
2324	}	2269	}
		2270

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