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/cvs/deliantra/server/server/attack.C

Comparing deliantra/server/server/attack.C (file contents):
Revision 1.87 by root, Mon Jul 14 18:36:43 2008 UTC vs.
Revision 1.119 by root, Tue Nov 10 16:02:07 2009 UTC

…		…
3	*	3	*
4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team	4	* Copyright (©) 2005,2006,2007,2008 Marc Alexander Lehmann / Robin Redeker / the Deliantra team
5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
6	* Copyright (©) 1992,2007 Frank Tore Johansen	6	* Copyright (©) 1992,2007 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>
…		…
35	char *msg2;	36	char *msg2;
36	} att_msg;	37	} att_msg;
37		38
38	/*#define ATTACK_DEBUG*/	39	/*#define ATTACK_DEBUG*/
39		40
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
72	/* did_make_save_item just checks to make sure the item actually	41	/* 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	42	* made its saving throw based on the tables. It does not take
74	* any further action (like destroying the item).	43	* any further action (like destroying the item).
75	*/	44	*/
76	int	45	static int
77	did_make_save_item (object *op, int type, object *originator)	46	did_make_save_item (object *op, int type, object *originator)
78	{	47	{
79	int i, roll, saves = 0, attacks = 0, number;	48	int i, roll, saves = 0, attacks = 0, number;
80	materialtype_t *mt;	49	materialtype_t *mt = op->material;
81		50
82	if (!op->materialname)	51	// destroying objects without material has many bad effects
83	{	52	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;	53	return 1;
93		54
94	roll = rndm (1, 20);	55	roll = rndm (1, 20);
95		56
96	/* the attacktypes have no meaning for object saves	57	/* the attacktypes have no meaning for object saves
97	* If the type is only magic, don't adjust type - basically, if	58	* If the type is only magic, don't adjust type - basically, if
…		…
134	return FALSE;	95	return FALSE;
135		96
136	return TRUE;	97	return TRUE;
137	}	98	}
138		99
		100	/* cancels object *op. Cancellation basically means an object loses
		101	* its magical benefits.
		102	*/
		103	void
		104	cancellation (object *op)
		105	{
		106	if (op->invisible)
		107	return;
		108
		109	if (QUERY_FLAG (op, FLAG_ALIVE) || op->type == CONTAINER || op->type == THROWN_OBJ)
		110	{
		111	/* Recurse through the inventory */
		112	for (object *tmp = op->inv; tmp; tmp = tmp->below)
		113	if (!did_make_save_item (tmp, AT_CANCELLATION, op))
		114	cancellation (tmp);
		115	}
		116	else if (fabs (op->magic) <= rndm (0, 5))
		117	{
		118	/* Nullify this object. This code could probably be more complete */
		119	/* in what abilities it should cancel */
		120	op->magic = 0;
		121
		122	CLEAR_FLAG (op, FLAG_DAMNED);
		123	CLEAR_FLAG (op, FLAG_CURSED);
		124	CLEAR_FLAG (op, FLAG_KNOWN_MAGICAL);
		125	CLEAR_FLAG (op, FLAG_KNOWN_CURSED);
		126
		127	if (object *pl = op->visible_to ())
		128	esrv_update_item (UPD_FLAGS, pl, op);
		129	}
		130	}
		131
139	/* This function calls did_make_save_item. It then performs the	132	/* This function calls did_make_save_item. It then performs the
140	* appropriate actions to the item (such as burning the item up,	133	* appropriate actions to the item (such as burning the item up,
141	* calling cancellation, etc.)	134	* calling cancellation, etc.)
142	*/	135	*/
143	void	136	void
…		…
148	object *env = op->env;	141	object *env = op->env;
149	int x = op->x, y = op->y;	142	int x = op->x, y = op->y;
150	maptile *m = op->map;	143	maptile *m = op->map;
151		144
152	op = stop_item (op);	145	op = stop_item (op);
153	if (op == NULL)	146	if (!op)
154	return;	147	return;
155		148
156	/* Hacked the following so that type LIGHTER will work.	149	/* Hacked the following so that type LIGHTER will work.
157	* Also, objects which are potential "lights" that are hit by	150	* Also, objects which are potential "lights" that are hit by
158	* flame/elect attacks will be set to glow. "lights" are any	151	* flame/elect attacks will be set to glow. "lights" are any
159	* object with +/- glow_radius and an "other_arch" to change to.	152	* object with +/- glow_radius and an "other_arch" to change to.
160	* (and please note that we cant fail our save and reach this	153	* (and please note that we cant fail our save and reach this
161	* function if the object doesnt contain a material that can burn.	154	* function if the object doesnt contain a material that can burn.
162	* So forget lighting magical swords on fire with this!) -b.t.	155	* So forget lighting magical swords on fire with this!) -b.t.
163	*/	156	*/
164	if (type & (AT_FIRE | AT_ELECTRICITY) && op->other_arch && QUERY_FLAG (op, FLAG_IS_LIGHTABLE))	157	if (type & (AT_FIRE | AT_ELECTRICITY)
		158	&& (QUERY_FLAG (op, FLAG_IS_LIGHTABLE)
		159	|| op->type == LAMP
		160	|| op->type == TORCH
165	{	161	))
166	const char *arch = op->other_arch->archname;	162	{
167		163	switch (op->type)
168	if (op->decrease ())
169	fix_stopped_item (op, m, originator);
170
171	if ((op = archetype::get (arch)))
172	{	164	{
		165	case LAMP:
		166	case TORCH:
		167	// turn on a lamp
		168	apply_lamp (op, true);
		169	break;
		170
		171	default:
		172	// for instance icecubes:
		173	if (op->other_arch)
		174	{
		175	const char *arch = op->other_arch->archname;
		176
		177	if (op->decrease ())
		178	fix_stopped_item (op, m, originator);
		179
		180	if ((op = archetype::get (arch)))
		181	{
173	if (env)	182	if (env)
174	env->insert (op);	183	env->insert (op);
175	else	184	else
176	m->insert (op, x, y, originator);	185	m->insert (op, x, y, originator);
		186	}
		187	}
177	}	188	}
178		189
179	return;	190	return;
180	}	191	}
181		192
182	if (type & AT_CANCELLATION)	193	if (type & AT_CANCELLATION)
183	{ /* Cancellation. */	194	{ /* Cancellation. */
184	cancellation (op);	195	cancellation (op);
185	fix_stopped_item (op, m, originator);	196	fix_stopped_item (op, m, originator);
		197
186	return;	198	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	while (op->inv)
198	op->inv->insert_at (originator);
199
200	op->destroy ();
201	}	199	}
202		200
203	if (type & (AT_FIRE | AT_ELECTRICITY))	201	if (type & (AT_FIRE | AT_ELECTRICITY))
204	if (env)	202	if (env)
205	{	203	{
…		…
208	env->insert (op);	206	env->insert (op);
209	}	207	}
210	else	208	else
211	replace_insert_ob_in_map (shstr_burnout, originator);	209	replace_insert_ob_in_map (shstr_burnout, originator);
212		210
		211	if (op->nrof > 1)
		212	{
		213	if (op->decrease (rndm (0, op->nrof - 1)))
		214	fix_stopped_item (op, m, originator);
		215	}
		216	else
		217	{
		218	// drop everything to the ground, if possible
		219	op->insert_at (originator);
		220	op->drop_and_destroy ();
		221	}
		222
213	return;	223	return;
214	}	224	}
215		225
216	/* The value of 50 is arbitrary. */	226	/* The value of 50 is arbitrary. */
217	if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !QUERY_FLAG (op, FLAG_NO_PICK) && (RANDOM () & 2))	227	if (type & AT_COLD && (op->resist[ATNR_COLD] < 50) && !QUERY_FLAG (op, FLAG_NO_PICK) && rndm (2))
218	{	228	{
219	archetype *at = archetype::find (shstr_icecube);	229	archetype *at = archetype::find (shstr_icecube);
220		230
221	if (at == NULL)	231	if (at == NULL)
222	return;	232	return;
…		…
349	* NO_PASS set, it is also immune - you can't destroy walls. Note	359	* NO_PASS set, it is also immune - you can't destroy walls. Note
350	* that weak walls have is_alive set, which prevent objects from	360	* that weak walls have is_alive set, which prevent objects from
351	* passing over/through them. We don't care what type of movement	361	* passing over/through them. We don't care what type of movement
352	* the wall blocks - if it blocks any type of movement, can't be	362	* the wall blocks - if it blocks any type of movement, can't be
353	* destroyed right now.	363	* destroyed right now.
		364	* Without the material check the server completely fails to work,
		365	* objects detsroy themselves, floors get destroyed etc. etc.
354	*/	366	*/
355	else if (tmp->materialname && op->stats.dam > 0 && !tmp->move_block)	367	else if (op->stats.dam > 0 && !tmp->move_block && tmp->material != &material_null)
356	{	368	{
357	save_throw_object (tmp, type, op);	369	save_throw_object (tmp, type, op);
358		370
359	if (op->destroyed ())	371	if (op->destroyed ())
360	break;	372	break;
…		…
362	}	374	}
363		375
364	return 0;	376	return 0;
365	}	377	}
366		378
367	void	379	static void
368	attack_message (int dam, int type, object *op, object *hitter)	380	attack_message (int dam, int type, object *op, object *hitter)
369	{	381	{
370	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];	382	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];
371	int i, found = 0;	383	int i, found = 0;
372	maptile *map;	384	maptile *map;
…		…
374		386
375	/* put in a few special messages for some of the common attacktypes	387	/* put in a few special messages for some of the common attacktypes
376	* a player might have. For example, fire, electric, cold, etc	388	* a player might have. For example, fire, electric, cold, etc
377	* [garbled 20010919]	389	* [garbled 20010919]
378	*/	390	*/
379
380	if (dam == 9998 && op->type == DOOR)	391	if (dam == 9998 && op->type == DOOR)
381	{	392	{
382	sprintf (buf1, "unlock %s", &op->name);	393	sprintf (buf1, "unlock %s", &op->name);
383	sprintf (buf2, " unlocks");	394	sprintf (buf2, " unlocks");
384	found++;	395	found++;
385	}	396	}
386	if (dam < 0)	397	else if (dam < 0)
387	{	398	{
388	sprintf (buf1, "hit %s", &op->name);	399	sprintf (buf1, "hit %s", &op->name);
389	sprintf (buf2, " hits");	400	sprintf (buf2, " hits");
390	found++;	401	found++;
391	}	402	}
…		…
513	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);	524	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);
514	found++;	525	found++;
515	break;	526	break;
516	}	527	}
517	}	528	}
518	else if (hitter->current_weapon != NULL)	529	else if (hitter->current_weapon)
519	{	530	{
520	int mtype;	531	int mtype;
521		532
522	switch (hitter->current_weapon->weapontype)	533	switch (hitter->current_weapon->weapontype)
523	{	534	{
…		…
661	op->play_sound (sound_find ("player_hits4"));	672	op->play_sound (sound_find ("player_hits4"));
662	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);	673	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);
663	}	674	}
664	}	675	}
665		676
666
667	static int	677	static int
668	get_attack_mode (object **target, object **hitter, int *simple_attack)	678	get_attack_mode (object **target, object **hitter, int *simple_attack)
669	{	679	{
670	if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED))	680	if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED))
671	{	681	{
672	LOG (llevError, "BUG: get_attack_mode(): freed object\n");	682	LOG (llevError, "BUG: get_attack_mode(): freed object\n");
673	return 1;	683	return 1;
674	}	684	}
675		685
676	if ((*target)->head)
677	*target = (*target)->head;	686	*target = (*target)->head_ ();
678
679	if ((*hitter)->head)
680	*hitter = (*hitter)->head;	687	*hitter = (*hitter)->head_ ();
681		688
682	if ((*target)->type == LOCKED_DOOR)	689	if ((*target)->type == LOCKED_DOOR)
683	return 1; // locked doors cannot be hit	690	return 1; // locked doors cannot be hit
684		691
685	if ((*hitter)->env || (*target)->env)	692	if ((*hitter)->env || (*target)->env)
…		…
703	}	710	}
704		711
705	static int	712	static int
706	abort_attack (object *target, object *hitter, int simple_attack)	713	abort_attack (object *target, object *hitter, int simple_attack)
707	{	714	{
708
709	/* Check if target and hitter are still in a relation similar to the one	715	/* Check if target and hitter are still in a relation similar to the one
710	* determined by get_attack_mode(). Returns true if the relation has changed.	716	* determined by get_attack_mode(). Returns true if the relation has changed.
711	*/	717	*/
712	int new_mode;	718	int new_mode;
713		719
714	if (hitter->env == target || target->env == hitter)	720	if (hitter->env == target || target->env == hitter)
715	new_mode = 1;	721	new_mode = 1;
716	else if (QUERY_FLAG (hitter, FLAG_REMOVED) || QUERY_FLAG (target, FLAG_REMOVED) || hitter->map == NULL || !on_same_map (hitter, target))	722	else if (QUERY_FLAG (hitter, FLAG_REMOVED) || QUERY_FLAG (target, FLAG_REMOVED)
		723	|| hitter->map == NULL || !on_same_map (hitter, target))
717	return 1;	724	return 1;
718	else	725	else
719	new_mode = 0;	726	new_mode = 0;
		727
720	return new_mode != simple_attack;	728	return new_mode != simple_attack;
721	}	729	}
722		730
		731	/* thrown_item_effect() - handles any special effects of thrown
		732	* items (like attacking living creatures--a potion thrown at a
		733	* monster).
		734	*/
		735	static void
723	static void thrown_item_effect (object *, object *);	736	thrown_item_effect (object *hitter, object *victim)
		737	{
		738	if (!QUERY_FLAG (hitter, FLAG_ALIVE))
		739	{
		740	/* May not need a switch for just 2 types, but this makes it
		741	* easier for expansion.
		742	*/
		743	switch (hitter->type)
		744	{
		745	case POTION:
		746	/* should player get a save throw instead of checking magic protection? */
		747	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_MAGIC] < 60))
		748	(void) apply_potion (victim, hitter);
		749	break;
		750
		751	case POISON: /* poison drinks */
		752	/* As with potions, should monster get a save? */
		753	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))
		754	apply_poison (victim, hitter);
		755	break;
		756
		757	/* Removed case statements that did nothing.
		758	* food may be poisonous, but monster must be willing to eat it,
		759	* so we don't handle it here.
		760	* Containers should perhaps break open, but that code was disabled.
		761	*/
		762	}
		763	}
		764	}
		765
		766	/* determine if the object is an 'aimed' missile */
		767	static int
		768	is_aimed_missile (object *op)
		769	{
		770
		771	/* I broke what used to be one big if into a few nested
		772	* ones so that figuring out the logic is at least possible.
		773	*/
		774	if (op && (op->move_type & MOVE_FLYING))
		775	if (op->type == ARROW || op->type == THROWN_OBJ)
		776	return 1;
		777	else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
		778	return 1;
		779
		780	return 0;
		781	}
		782	/* adj_attackroll() - adjustments to attacks by various conditions */
		783	static int
		784	adj_attackroll (object *hitter, object *target)
		785	{
		786	object *attacker = hitter;
		787	int adjust = 0;
		788
		789	/* safety */
		790	if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))
		791	{
		792	LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");
		793	return 0;
		794	}
		795
		796	/* aimed missiles use the owning object's sight */
		797	if (is_aimed_missile (hitter))
		798	{
		799	if ((attacker = hitter->owner) == NULL)
		800	attacker = hitter;
		801	/* A player who saves but hasn't quit still could have objects
		802	* owned by him - need to handle that case to avoid crashes.
		803	*/
		804	if (QUERY_FLAG (attacker, FLAG_REMOVED))
		805	attacker = hitter;
		806	}
		807	else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
		808	return 0;
		809
		810	/* determine the condtions under which we make an attack.
		811	* Add more cases, as the need occurs. */
		812
		813	if (!can_see_enemy (attacker, target))
		814	{
		815	/* target is unseen */
		816	if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
		817	adjust -= 10;
		818	/* dark map penalty for the hitter (lacks infravision if we got here). */
		819	else if (!stand_in_light (target))
		820	adjust -= target->map->darklevel ();
		821	}
		822
		823	if (QUERY_FLAG (attacker, FLAG_SCARED))
		824	adjust -= 3;
		825
		826	if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
		827	adjust += 1;
		828
		829	if (QUERY_FLAG (target, FLAG_SCARED))
		830	adjust += 1;
		831
		832	if (QUERY_FLAG (attacker, FLAG_CONFUSED))
		833	adjust -= 3;
		834
		835	/* if we attack at a different 'altitude' its harder */
		836	if ((attacker->move_type & target->move_type) == 0)
		837	adjust -= 2;
		838
		839	#if 0
		840	/* slower attacks are less likely to succeed. We should use a
		841	* comparison between attacker/target speeds BUT, players have
		842	* a generally faster speed, so this will wind up being a HUGE
		843	* disadantage for the monsters! Too bad, because missiles which
		844	* fly fast should have a better chance of hitting a slower target.
		845	*/
		846	if (hitter->speed < target->speed)
		847	adjust += ((float) hitter->speed - target->speed);
		848	#endif
		849
		850	#if 0
		851	LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
		852	#endif
		853
		854	return adjust;
		855	}
724		856
725	static int	857	static int
726	attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc)	858	attack_ob_simple (object *op, object *hitter, int base_dam, int base_wc)
727	{	859	{
728	int simple_attack, roll, dam = 0;	860	int simple_attack, roll, dam = 0;
…		…
782	* for help. */	914	* for help. */
783	if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int))	915	if (op->type != PLAYER && !can_see_enemy (op, hitter) && !op->owner && rndm (0, op->stats.Int))
784	npc_call_help (op);	916	npc_call_help (op);
785		917
786	/* if you were hidden and hit by a creature, you are discovered */	918	/* if you were hidden and hit by a creature, you are discovered */
787	if (op->hide && QUERY_FLAG (hitter, FLAG_ALIVE))	919	if (op->flag [FLAG_HIDDEN] && hitter->flag [FLAG_ALIVE])
788	{	920	{
789	make_visible (op);	921	make_visible (op);
790		922
791	if (op->type == PLAYER)	923	if (op->type == PLAYER)
792	new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. " "You are no longer hidden!");	924	new_draw_info (NDI_UNIQUE, 0, op, "You were hit by a wild attack. You are no longer hidden!");
793	}	925	}
794		926
795	/* thrown items (hitter) will have various effects	927	/* thrown items (hitter) will have various effects
796	* when they hit the victim. For things like thrown daggers,	928	* when they hit the victim. For things like thrown daggers,
797	* this sets 'hitter' to the actual dagger, and not the	929	* this sets 'hitter' to the actual dagger, and not the
…		…
809	if (hitdam <= 0)	941	if (hitdam <= 0)
810	hitdam = 1;	942	hitdam = 1;
811		943
812	type = hitter->attacktype;	944	type = hitter->attacktype;
813		945
		946	/* Ok, because some of the brainfucks of the good *sigh* old *sigh*
		947	* Crossfire we have to default the attacktype here to AT_PHYSICAL.
		948	* This check is important for the most simple monsters out there in the
		949	* game content (maps, archs). For example orcs: They would have
		950	* no attacktype at all.
		951	*
		952	* Some time in the future someone should just go into the game data
		953	* and fix every monster out there ;-/ Until then we will kill some
		954	* more trees in the african rain forests with this check.
		955	*/
814	if (!type)	956	if (!type)
815	type = AT_PHYSICAL;	957	type = AT_PHYSICAL;
816		958
817	/* Handle monsters that hit back */	959	/* Handle monsters that hit back */
818	if (!simple_attack && QUERY_FLAG (op, FLAG_HITBACK) && QUERY_FLAG (hitter, FLAG_ALIVE))	960	if (!simple_attack && QUERY_FLAG (op, FLAG_HITBACK) && QUERY_FLAG (hitter, FLAG_ALIVE))
…		…
893	/* Disassemble missile */	1035	/* Disassemble missile */
894	if (op->inv)	1036	if (op->inv)
895	{	1037	{
896	container = op;	1038	container = op;
897	hitter = op->inv;	1039	hitter = op->inv;
898	hitter->remove ();
899	insert_ob_in_map (hitter, container->map, hitter, INS_NO_MERGE | INS_NO_WALK_ON);	1040	hitter->insert_at (container, hitter, INS_NO_MERGE | INS_NO_WALK_ON);
900	/* Note that we now have an empty THROWN_OBJ on the map. Code that	1041	/* Note that we now have an empty THROWN_OBJ on the map. Code that
901	* might be called until this THROWN_OBJ is either reassembled or	1042	* might be called until this THROWN_OBJ is either reassembled or
902	* removed at the end of this function must be able to deal with empty	1043	* removed at the end of this function must be able to deal with empty
903	* THROWN_OBJs. */	1044	* THROWN_OBJs. */
904	}	1045	}
…		…
918	* other places as well!)	1059	* other places as well!)
919	*/	1060	*/
920	if (hitter->destroyed () || hitter->env != NULL)	1061	if (hitter->destroyed () || hitter->env != NULL)
921	{	1062	{
922	if (container)	1063	if (container)
923	{
924	container->remove ();
925	container->destroy ();	1064	container->destroy ();
926	}
927		1065
928	return 0;	1066	return 0;
929	}	1067	}
930		1068
931	/* Missile hit victim */	1069	/* Missile hit victim */
…		…
955	* can fly over but not otherwise move over. What is the correct	1093	* can fly over but not otherwise move over. What is the correct
956	* way to handle those otherwise?	1094	* way to handle those otherwise?
957	*/	1095	*/
958	if (victim->x != hitter->x || victim->y != hitter->y)	1096	if (victim->x != hitter->x || victim->y != hitter->y)
959	{	1097	{
		1098	if (victim->destroyed ())
		1099	hitter->destroy ();
		1100	else
		1101	{
960	hitter->remove ();	1102	hitter->remove ();
961	hitter->x = victim->x;	1103	hitter->x = victim->x;
962	hitter->y = victim->y;	1104	hitter->y = victim->y;
963	insert_ob_in_map (hitter, victim->map, hitter, 0);	1105	insert_ob_in_map (hitter, victim->map, hitter, 0);
		1106	}
964	}	1107	}
965	else	1108	else
966	/* Else leave arrow where it is */	1109	/* Else leave arrow where it is */
967	merge_ob (hitter, NULL);	1110	merge_ob (hitter, NULL);
968		1111
…		…
980	}	1123	}
981		1124
982	return op;	1125	return op;
983	}	1126	}
984		1127
985	void	1128	static void
986	tear_down_wall (object *op)	1129	tear_down_wall (object *op)
987	{	1130	{
988	int perc = 0;
989
990	if (!op->stats.maxhp)	1131	if (!op->stats.maxhp)
991	{
992	LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name);	1132	LOG (llevError, "TEAR_DOWN wall %s had no maxhp.\n", &op->name);
993	perc = 1;	1133	else if (!op->has_anim ())
994	}
995	else if (!GET_ANIM_ID (op))
996	{	1134	{
997	/* Object has been called - no animations, so remove it */	1135	/* Object has been called - no animations, so remove it */
998	if (op->stats.hp < 0)	1136	if (op->stats.hp < 0)
999	op->destroy ();	1137	op->destroy ();
1000		1138
1001	return; /* no animations, so nothing more to do */	1139	return; /* no animations, so nothing more to do */
1002	}	1140	}
1003		1141
1004	perc = NUM_ANIMATIONS (op) - ((int) NUM_ANIMATIONS (op) * op->stats.hp) / op->stats.maxhp;	1142	// we use frames 1..num-2 as intermediate frames, so
		1143	// the last frame is used only when hp < 0.
		1144	int perc = clamp (
		1145	lerp_ru<int> (op->stats.hp, 0, op->stats.maxhp, op->anim_frames () - 2, 0),
		1146	0, op->anim_frames () - 1
		1147	);
1005		1148
1006	if (perc >= (int) NUM_ANIMATIONS (op))	1149	op->set_anim_frame (perc);
1007	perc = NUM_ANIMATIONS (op) - 1;
1008	else if (perc < 1)
1009	perc = 1;
1010
1011	SET_ANIMATION (op, perc);
1012	update_object (op, UP_OBJ_FACE);	1150	update_object (op, UP_OBJ_FACE);
1013		1151
1014	if (perc == NUM_ANIMATIONS (op) - 1)	1152	if (op->stats.hp < 0)
1015	{ /* Reached the last animation */	1153	{ /* Reached the last animation */
1016	if (op->face == blank_face)	1154	if (op->face == blank_face)
1017	/* If the last face is blank, remove the ob */	1155	/* If the last face is blank, remove the ob */
1018	op->destroy ();	1156	op->destroy ();
1019	else	1157	else
1020	{ /* The last face was not blank, leave an image */	1158	{ /* The last face was not blank, leave an image */
1021	CLEAR_FLAG (op, FLAG_BLOCKSVIEW);	1159	op->flag [FLAG_BLOCKSVIEW] = false;
1022	update_all_los (op->map, op->x, op->y);	1160	update_all_los (op->map, op->x, op->y);
1023	op->move_block = 0;	1161	op->move_block = 0;
1024	CLEAR_FLAG (op, FLAG_ALIVE);	1162	op->flag [FLAG_ALIVE] = false;
1025	}	1163	}
1026	}	1164	}
1027	}	1165	}
1028		1166
1029	void	1167	static void
1030	scare_creature (object *target, object *hitter)	1168	scare_creature (object *target, object *hitter)
1031	{	1169	{
1032	object *owner = hitter->owner;	1170	target->flag [FLAG_SCARED] = true;
1033		1171
		1172	if (!target->enemy)
		1173	target->enemy = hitter->outer_owner ();
		1174	}
		1175
		1176	/* GROS: This code comes from hit_player. It has been made external to
		1177	* allow script procedures to "kill" objects in a combat-like fashion.
		1178	* It was initially used by (kill-object) developed for the Collector's
		1179	* Sword. Note that nothing has been changed from the original version
		1180	* of the following code.
		1181	* op is what is being killed.
		1182	* dam is the damage done to it.
		1183	* hitter is what is hitting it.
		1184	* type is the attacktype.
		1185	*
		1186	* This function was a bit of a mess with hitter getting changed,
		1187	* values being stored away but not used, etc. I've cleaned it up
		1188	* a bit - I think it should be functionally equivalant.
		1189	* MSW 2002-07-17
		1190	*/
		1191	int
		1192	kill_object (object *op, int dam, object *hitter, int type)
		1193	{
		1194	char buf[MAX_BUF];
		1195	shstr skill;
		1196	int maxdam = 0;
		1197	int battleg = 0; /* true if op standing on battleground */
		1198	int pk = 0; /* true if op and what controls hitter are both players */
		1199	object *owner = 0;
		1200	object *skop = 0;
		1201
		1202	if (op->stats.hp >= 0)
		1203	return -1;
		1204
		1205	if (INVOKE_OBJECT (KILL, op, ARG_OBJECT (hitter)))
		1206	return 0;
		1207
		1208	/* maxdam needs to be the amount of damage it took to kill
		1209	* this creature. The function(s) that call us have already
		1210	* adjusted the creatures HP total, so that is negative.
		1211	*/
		1212	maxdam = dam + op->stats.hp + 1;
		1213
		1214	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))
		1215	update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */
		1216
		1217	if (op->type == DOOR)
		1218	{
		1219	op->set_speed (0.1f);
		1220	op->speed_left = -0.05f;
		1221	return maxdam;
		1222	}
		1223
		1224	if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)
		1225	{
		1226	op->drop_and_destroy ();
		1227	return maxdam;
		1228	}
		1229
		1230	/* Now lets start dealing with experience we get for killing something */
		1231
		1232	owner = hitter->outer_owner ();
1034	if (!owner)	1233	if (!owner)
1035	owner = hitter;	1234	owner = hitter;
1036		1235
		1236	/* is the victim (op) standing on battleground? */
		1237	if (op_on_battleground (op, NULL, NULL))
		1238	battleg = 1;
		1239
		1240	/* is this player killing? */
		1241	if (op->type == PLAYER && owner->type == PLAYER)
		1242	pk = 1;
		1243
		1244	/* Player killed something */
		1245	if (owner->type == PLAYER)
		1246	{
		1247	/* Log players killing other players - makes it easier to detect
		1248	* and filter out malicious player killers - that is why the
		1249	* ip address is included.
		1250	*/
		1251	if (op->type == PLAYER && !battleg)
		1252	{
		1253	time_t t = time (NULL);
		1254	struct tm *tmv;
		1255	char buf[256];
		1256
		1257	tmv = localtime (&t);
		1258	strftime (buf, 256, "%a %b %d %H:%M:%S %Y", tmv);
		1259
		1260	LOG (llevInfo, "%s PLAYER_KILL_PLAYER: %s (%s) killed %s\n", buf, &owner->name, owner->contr->ns->host, query_name (op));
		1261	}
		1262
		1263	/* try to filter some things out - basically, if you are
		1264	* killing a level 1 creature and your level 20, you
		1265	* probably don't want to see that.
		1266	*/
		1267	if (owner->level < op->level * 2 || op->stats.exp > 1000)
		1268	{
		1269	if (owner != hitter)
		1270	new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s with %s.", query_name (op), query_name (hitter));
		1271	else
		1272	new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s.", query_name (op));
		1273
		1274	/* Only play sounds for melee kills */
		1275	if (hitter->type == PLAYER)
		1276	owner->play_sound (sound_find ("player_kills"));
		1277	}
		1278
		1279	/* If a player kills another player, not on
		1280	* battleground, the "killer" looses 1 luck. Since this is
		1281	* not reversible, it's actually quite a pain IMHO. -AV
		1282	* Fix bug in that we were changing the luck of the hitter, not
		1283	* player that the object belonged to - so if you killed another player
		1284	* with spells, pets, whatever, there was no penalty.
		1285	* Changed to make luck penalty configurable in settings.
		1286	*/
		1287	if (op->type == PLAYER && owner != op && !battleg)
		1288	owner->change_luck (-settings.pk_luck_penalty);
		1289
		1290	/* This code below deals with finding the appropriate skill
		1291	* to credit exp to. This is a bit problematic - we should
		1292	* probably never really have to look at current_weapon->skill
		1293	*/
		1294	if (hitter->skill && hitter->type != PLAYER)
		1295	skill = hitter->skill;
		1296	else if (owner->chosen_skill)
		1297	{
		1298	skop = owner->chosen_skill;
		1299	skill = skop->skill;
		1300	}
		1301	else if (QUERY_FLAG (owner, FLAG_READY_WEAPON) && owner->current_weapon)
		1302	skill = owner->current_weapon->skill;
		1303	else
		1304	{
		1305	LOG (llevError, "BUG: kill_object - unable to find skill that killed monster\n"
		1306	"op: %s\n" "hitter: %s\n" "owner: %s\n",
		1307	owner->debug_desc (), hitter->debug_desc (), op->debug_desc ());
		1308	skill = 0;
		1309	}
		1310
		1311	/* We have the skill we want to credit to - now find the object this goes
		1312	* to. Make sure skop is an actual skill, and not a skill tool!
		1313	*/
		1314	skop = owner->contr->find_skill (skill);
		1315	} /* Was it a player that hit somethign */
		1316	else
		1317	skill = 0;
		1318
		1319	/* These may have been set in the player code section above */
		1320	if (!skop)
		1321	skop = hitter->chosen_skill;
		1322
		1323	if (!skill && skop)
		1324	skill = skop->skill;
		1325
		1326	/* If you didn't kill yourself, and your not the wizard */
		1327	if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))
		1328	{
		1329	int exp;
		1330
		1331	/* Really don't give much experience for killing other players */
		1332	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously
		1333	if (battleg)
		1334	{
		1335	if (op->is_player ())
		1336	{
		1337	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
		1338	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
		1339	}
		1340
		1341	exp = 0;
		1342	}
		1343	else if (op->is_player ())
		1344	exp = op->stats.exp / 1000;
		1345	else
		1346	exp = calc_skill_exp (owner, op, skop);
		1347
		1348	/* Don't know why this is set this way - doesn't make
		1349	* sense to just divide everything by two for no reason.
		1350	*/
		1351
		1352	if (!settings.simple_exp)
		1353	exp = exp / 2;
		1354
		1355	if (owner->type != PLAYER || owner->contr->party == NULL)
		1356	change_exp (owner, exp, skill, 0);
		1357	else
		1358	{
		1359	int shares = 0, count = 0;
		1360	partylist *party = owner->contr->party;
		1361
		1362	add_kill_to_party (party, query_name (owner), query_name (op), exp);
		1363
		1364	for_all_players (pl)
		1365	if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
		1366	{
		1367	count++;
		1368	shares += (pl->ob->level + 4);
		1369	}
		1370
		1371	if (count == 1 || shares > exp || !shares)
		1372	change_exp (owner, exp, skill, SK_EXP_TOTAL);
		1373	else
		1374	{
		1375	int share = exp / shares, given = 0, nexp;
		1376
		1377	for_all_players (pl)
		1378	if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
		1379	{
		1380	nexp = (pl->ob->level + 4) * share;
		1381	change_exp (pl->ob, nexp, skill, SK_EXP_TOTAL);
		1382	given += nexp;
		1383	}
		1384
		1385	exp -= given;
		1386	/* give any remainder to the player */
		1387	change_exp (owner, exp, skill, SK_EXP_ADD_SKILL);
		1388	}
		1389	} /* else part of a party */
		1390	} /* end if person didn't kill himself */
		1391
		1392	if (op->type != PLAYER)
		1393	{
		1394	if (QUERY_FLAG (op, FLAG_FRIENDLY))
		1395	{
		1396	object *owner1 = op->owner;
		1397
		1398	if (owner1 && owner1->type == PLAYER)
		1399	{
		1400	owner1->contr->play_sound (sound_find ("pet_is_killed"));
		1401	/* Maybe we should include the owner that killed this, maybe not */
		1402	new_draw_info_format (NDI_UNIQUE, 0, owner1, "Your pet, the %s, was killed by %s.", &op->name, &hitter->name);
		1403	}
		1404
		1405	remove_friendly_object (op);
		1406	}
		1407
		1408	op->drop_and_destroy ();
		1409	}
		1410	else
		1411	/* Player has been killed! */
		1412	op->contr->killer = owner->type == PLAYER ? owner : hitter;
		1413
		1414	/* This was return -1 - that doesn't seem correct - if we return -1, process
		1415	* continues in the calling function.
		1416	*/
		1417	return maxdam;
		1418	}
		1419
		1420	/* Find out if this is friendly fire (PVP and attacker is peaceful) or not
		1421	* Returns 0 this is not friendly fire
		1422	*/
		1423	int
		1424	friendly_fire (object *op, object *hitter)
		1425	{
		1426	object *owner;
		1427	int friendlyfire;
		1428
		1429	if (hitter->head)
		1430	hitter = hitter->head;
		1431
		1432	friendlyfire = 0;
		1433
		1434	if (op->type == PLAYER)
		1435	{
		1436	if (op_on_battleground (hitter, 0, 0))
		1437	return 0;
		1438
		1439	if (hitter->type == PLAYER && hitter->contr->peaceful == 1)
		1440	return 1;
		1441
		1442	if ((owner = hitter->owner) != NULL)
		1443	{
		1444	if (owner->type == PLAYER && owner->contr->peaceful == 1)
		1445	friendlyfire = 2;
		1446	}
		1447
		1448	if (hitter->type == SPELL || hitter->type == POISONING || hitter->type == DISEASE || hitter->type == RUNE)
		1449	friendlyfire = 0;
		1450	}
		1451
		1452	return friendlyfire;
		1453	}
		1454
		1455	/* This isn't used just for players, but in fact most objects.
		1456	* op is the object to be hit, dam is the amount of damage, hitter
		1457	* is what is hitting the object, type is the attacktype, and
		1458	* full_hit is set if monster area does not matter.
		1459	* dam is base damage - protections/vulnerabilities/slaying matches can
		1460	* modify it.
		1461	*/
		1462	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
		1463	* which needs new attacktype AT_HOLYWORD to work . b.t. */
		1464	int
		1465	hit_player (object *op, int dam, object *hitter, int type, int full_hit)
		1466	{
		1467	int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);
		1468	int maxattacktype, attacknum;
		1469	int body_attack = op && op->head; /* Did we hit op's head? */
		1470	int simple_attack;
		1471	int rtn_kill = 0;
		1472	int friendlyfire;
		1473
		1474	if (get_attack_mode (&op, &hitter, &simple_attack))
		1475	return 0;
		1476
		1477	/* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */
		1478	if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))
		1479	return 0;
		1480
		1481	// only allow pk for hostile players
		1482	if (op->type == PLAYER)
		1483	{
		1484	object *owner = hitter->owner;
		1485
		1486	if (!owner)
		1487	owner = hitter;
		1488
		1489	if (owner->type == PLAYER
		1490	&& (!op_on_battleground (op, 0, 0)
		1491	&& (op->contr->peaceful || owner->contr->peaceful))
		1492	&& op != owner)
		1493	return 0;
		1494	}
		1495
		1496	if (body_attack)
		1497	{
		1498	/* slow and paralyze must hit the head. But we don't want to just
		1499	* return - we still need to process other attacks the spell still
		1500	* might have. So just remove the paralyze and slow attacktypes,
		1501	* and keep on processing if we have other attacktypes.
		1502	* return if only magic or nothing is left - under normal code
		1503	* we don't attack with pure magic if there is another attacktype.
		1504	* Only do processing if the initial attacktype includes one of those
		1505	* attack so we don't cancel out things like magic bullet.
		1506	*/
		1507	if (type & (AT_PARALYZE | AT_SLOW))
		1508	{
		1509	type &= ~(AT_PARALYZE | AT_SLOW);
		1510
		1511	if (!type || type == AT_MAGIC)
		1512	return 0;
		1513	}
		1514	}
		1515
		1516	if (!simple_attack && op->type == DOOR)
		1517	{
		1518	for (object *tmp = op->inv; tmp; tmp = tmp->below)
		1519	if (tmp->type == RUNE || tmp->type == TRAP)
		1520	{
		1521	spring_trap (tmp, hitter);
		1522
		1523	if (hitter->destroyed () || op->destroyed () || abort_attack (op, hitter, simple_attack))
		1524	return 0;
		1525
		1526	break;
		1527	}
		1528	}
		1529
		1530	if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)
		1531	{
		1532	/* FIXME: If a player is killed by a rune in a door, the
		1533	* destroyed() check above doesn't return, and might get here.
		1534	*/
		1535
		1536	/* FIXME: This for example happens when a dead door is on a mover and
		1537	gets it's speed_left raised on each mover-tick.
		1538	Doors are removed in a kinda funny way by giving them speed and speed_left
		1539	and waiting for that to run out.
		1540	*/
		1541	LOG (llevDebug, "victim %s (%d) already dead in hit_player()\n", op->debug_desc (), op->stats.hp);
		1542	return 0;
		1543	}
		1544
		1545	#ifdef ATTACK_DEBUG
		1546	LOG (llevDebug, "hit player: attacktype %d, dam %d\n", type, dam);
		1547	#endif
		1548
		1549	if (magic)
		1550	{
		1551	/* basically: dam = dam*(100-op->resist[attacknum])/100;
		1552	* in case 0>dam>1, we try to "simulate" a float value-effect */
		1553	dam = dam * (100 - op->resist[ATNR_MAGIC]);
		1554	if (dam >= 100)
		1555	dam /= 100;
		1556	else
		1557	dam = (dam > rndm (0, 99)) ? 1 : 0;
		1558	}
		1559
		1560	/* AT_CHAOS here is a weapon or monster. Spells are handled by hit_map
		1561	* If the attacktype still has chaos, shuffle it, then clear the Chaos bit
		1562	*/
		1563	if (type & AT_CHAOS)
		1564	{
		1565	shuffle_attack (op, 0); /*0 flag tells it to not change the face */
		1566	update_object (op, UP_OBJ_FACE);
		1567	type &= ~AT_CHAOS;
		1568	}
		1569
		1570	/* Holyword is really an attacktype modifier (like magic is). If
		1571	* holyword is part of an attacktype, then make sure the creature is
		1572	* a proper match, otherwise no damage.
		1573	*/
		1574	if (type & AT_HOLYWORD)
		1575	{
		1576	object *god;
		1577
		1578	if ((!hitter->slaying
		1579	|| (!(op->race && hitter->slaying.contains (op->race))
		1580	&& !(op->name && hitter->slaying.contains (op->name))))
		1581	&& (!QUERY_FLAG (op, FLAG_UNDEAD)
		1582	|| (hitter->title
		1583	&& (god = find_god (determine_god (hitter))) != NULL
		1584	&& god->race.contains (shstr_undead))))
		1585	return 0;
		1586	}
		1587
		1588	maxattacktype = type; /* initialise this to something */
		1589	for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)
		1590	{
		1591	/* Magic isn't really a true attack type - it gets combined with other
		1592	* attack types. As such, skip it over. However, if magic is
		1593	* the only attacktype in the group, then still attack with it
		1594	*/
		1595	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
		1596	continue;
		1597
		1598	/* Go through and hit the player with each attacktype, one by one.
		1599	* hit_player_attacktype only figures out the damage, doesn't inflict
		1600	* it. It will do the appropriate action for attacktypes with
		1601	* effects (slow, paralization, etc.
		1602	*/
		1603	if (type & attacktype)
		1604	{
		1605	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
		1606	/* the >= causes us to prefer messages from special attacks, if
		1607	* the damage is equal.
		1608	*/
		1609	if (ndam >= maxdam)
		1610	{
		1611	maxdam = ndam;
		1612	maxattacktype = 1 << attacknum;
		1613	}
		1614	}
		1615	}
		1616
		1617	/* if this is friendly fire then do a set % of damage only
		1618	* Note - put a check in to make sure this attack is actually
		1619	* doing damage - otherwise, the +1 in the code below will make
		1620	* an attack do damage before when it otherwise didn't
		1621	*/
		1622	friendlyfire = friendly_fire (op, hitter);
		1623	if (friendlyfire && maxdam)
		1624	{
		1625	maxdam = ((dam * settings.set_friendly_fire) / 100);
		1626
		1627	#ifdef ATTACK_DEBUG
		1628	LOG (llevDebug, "Friendly fire (type:%d setting: %d%) did %d damage dropped to %d\n",
		1629	friendlyfire, settings.set_friendly_fire, dam, maxdam);
		1630	#endif
		1631	}
		1632
		1633	if (!full_hit)
		1634	{
		1635	int area;
		1636	int remainder;
		1637
		1638	area = 0;
		1639
		1640	for (archetype *at = op->arch; at; at = (archetype *)at->more)
		1641	area++;
		1642
		1643	assert (area > 0);
		1644
		1645	/* basically: maxdam /= area; we try to "simulate" a float
		1646	value-effect */
		1647	remainder = 100 * (maxdam % area) / area;
		1648	maxdam /= area;
		1649	if (rndm (100) < remainder)
		1650	maxdam++;
		1651	}
		1652
		1653	#ifdef ATTACK_DEBUG
		1654	LOG (llevDebug, "Attacktype %d did %d damage\n", type, maxdam);
		1655	#endif
		1656
		1657	// for now, only do this for active objects, otherwise they
		1658	// keep a refcount for a long time and I see no usefulness
		1659	// for an non-active objetc to know its enemy.
		1660	if (op->active)
		1661	if (hitter->owner)
		1662	op->enemy = hitter->owner;
		1663	else if (QUERY_FLAG (hitter, FLAG_ALIVE))
		1664	op->enemy = hitter;
		1665
		1666	if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)
		1667	{
		1668	/* The unaggressives look after themselves 8) */
		1669	CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);
		1670	npc_call_help (op);
		1671	}
		1672
		1673	if (magic && did_make_save (op, op->level, 0))
		1674	maxdam = maxdam / 2;
		1675
		1676	attack_message (maxdam, maxattacktype, op, hitter);
		1677
		1678	op->stats.hp -= maxdam;
		1679
		1680	/* Eneq(@csd.uu.se): Check to see if monster runs away. */
		1681	if ((op->stats.hp >= 0) &&
		1682	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
		1683	op->stats.hp < (signed short) (((float) op->run_away / (float) 100) * (float) op->stats.maxhp))
		1684	{
		1685
		1686	if (QUERY_FLAG (op, FLAG_MONSTER))
		1687	SET_FLAG (op, FLAG_RUN_AWAY);
		1688	else
		1689	scare_creature (op, hitter);
		1690	}
		1691
		1692	if (QUERY_FLAG (op, FLAG_TEAR_DOWN))
		1693	{
		1694	if (maxdam)
		1695	tear_down_wall (op);
		1696
		1697	return maxdam; /* nothing more to do for wall */
		1698	}
		1699
		1700	/* See if the creature has been killed */
		1701	rtn_kill = kill_object (op, maxdam, hitter, type);
		1702	if (rtn_kill != -1)
		1703	return rtn_kill;
		1704
		1705	/* Used to be ghosthit removal - we now use the ONE_HIT flag. Note
		1706	* that before if the player was immune to ghosthit, the monster
		1707	* remained - that is no longer the case.
		1708	*/
		1709	if (QUERY_FLAG (hitter, FLAG_ONE_HIT))
		1710	hitter->drop_and_destroy ();
		1711	/* Lets handle creatures that are splitting now */
		1712	else if (type & AT_PHYSICAL && !QUERY_FLAG (op, FLAG_FREED) && QUERY_FLAG (op, FLAG_SPLITTING))
		1713	{
		1714	int i;
		1715	int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);
		1716	int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);
		1717	object *owner = op->owner;
		1718
		1719	if (!op->other_arch)
		1720	{
		1721	LOG (llevError, "SPLITTING without other_arch error.\n");
		1722	return maxdam;
		1723	}
		1724
		1725	op->remove ();
		1726
		1727	for (i = 0; i < op->stats.food; i++)
		1728	{ /* This doesn't handle op->more yet */
		1729	object *tmp = arch_to_object (op->other_arch);
		1730	int j;
		1731
		1732	tmp->stats.hp = op->stats.hp;
		1733
		1734	if (friendly)
		1735	{
		1736	add_friendly_object (tmp);
		1737	tmp->attack_movement = PETMOVE;
		1738
		1739	if (owner)
		1740	tmp->set_owner (owner);
		1741	}
		1742
		1743	if (unaggressive)
		1744	SET_FLAG (tmp, FLAG_UNAGGRESSIVE);
		1745
		1746	j = find_first_free_spot (tmp, op->map, op->x, op->y);
		1747
		1748	if (j == -1) /* No spot to put this monster */
		1749	tmp->destroy ();
		1750	else
		1751	{
		1752	tmp->x = op->x + freearr_x[j], tmp->y = op->y + freearr_y[j];
		1753	insert_ob_in_map (tmp, op->map, NULL, 0);
		1754	}
		1755	}
		1756
		1757	op->destroy ();
		1758	}
		1759	else if (type & AT_DRAIN && hitter->type == GRIMREAPER && hitter->value++ > 10)
		1760	hitter->drop_and_destroy ();
		1761
		1762	return maxdam;
		1763	}
		1764
		1765	static void
		1766	poison_player (object *op, object *hitter, int dam)
		1767	{
		1768	archetype *at = archetype::find (shstr_poisoning);
		1769	object *tmp = present_arch_in_ob (at, op);
		1770
		1771	if (tmp == NULL)
		1772	{
		1773	if ((tmp = arch_to_object (at)) == NULL)
		1774	LOG (llevError, "Failed to clone arch poisoning.\n");
		1775	else
		1776	{
		1777	tmp = insert_ob_in_ob (tmp, op);
		1778	/* peterm: give poisoning some teeth. It should
		1779	* be able to kill things better than it does:
		1780	* damage should be dependent something--I choose to
		1781	* do this: if it's a monster, the damage from the
		1782	* poisoning goes as the level of the monster/2.
		1783	* If anything else, goes as damage.
		1784	*/
		1785
		1786	if (QUERY_FLAG (hitter, FLAG_ALIVE))
		1787	tmp->stats.dam += hitter->level / 2;
		1788	else
		1789	tmp->stats.dam = dam;
		1790
		1791	tmp->set_owner (hitter); /* so we get credit for poisoning kills */
		1792	if (hitter->skill && hitter->skill != tmp->skill)
		1793	{
		1794	tmp->skill = hitter->skill;
		1795	}
		1796
		1797	tmp->stats.food += dam; /* more damage, longer poisoning */
		1798
		1799	if (op->type == PLAYER)
		1800	{
		1801	/* player looses stats, maximum is -10 of each */
		1802	tmp->stats.Con = max (-(dam / 4 + 1), -10);
		1803	tmp->stats.Str = max (-(dam / 3 + 2), -10);
		1804	tmp->stats.Dex = max (-(dam / 6 + 1), -10);
		1805	tmp->stats.Int = max (-(dam / 7 ), -10);
		1806	SET_FLAG (tmp, FLAG_APPLIED);
		1807	op->update_stats ();
		1808	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");
		1809	op->play_sound (tmp->sound);
		1810	}
		1811
		1812	if (hitter->type == PLAYER)
		1813	new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);
		1814	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
		1815	new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);
		1816	}
		1817
		1818	tmp->speed_left = 0;
		1819	}
		1820	else
		1821	tmp->stats.food++;
		1822	}
		1823
		1824	static void
		1825	slow_player (object *op, object *hitter, int dam)
		1826	{
		1827	archetype *at = archetype::find (shstr_slowness);
		1828	object *tmp;
		1829
		1830	if (at == NULL)
		1831	LOG (llevError, "Can't find slowness archetype.\n");
		1832
		1833	if ((tmp = present_arch_in_ob (at, op)) == NULL)
		1834	{
		1835	tmp = arch_to_object (at);
		1836	tmp = insert_ob_in_ob (tmp, op);
		1837	new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");
		1838	}
		1839	else
		1840	tmp->stats.food++;
		1841
1037	SET_FLAG (target, FLAG_SCARED);	1842	SET_FLAG (tmp, FLAG_APPLIED);
1038	if (!target->enemy)	1843	tmp->speed_left = 0;
1039	target->enemy = owner;	1844	op->update_stats ();
		1845	}
		1846
		1847	void
		1848	confuse_player (object *op, object *hitter, int dam)
		1849	{
		1850	object *tmp;
		1851	int maxduration;
		1852
		1853	tmp = present_in_ob_by_name (FORCE, shstr_confusion, op);
		1854	if (!tmp)
		1855	{
		1856	tmp = get_archetype (FORCE_NAME);
		1857	tmp = insert_ob_in_ob (tmp, op);
		1858	}
		1859
		1860	/* Duration added per hit and max. duration of confusion both depend
		1861	* on the player's resistance
		1862	*/
		1863	tmp->speed = 0.05;
		1864	tmp->subtype = FORCE_CONFUSION;
		1865	tmp->duration = 8 + max (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);
		1866	tmp->name = shstr_confusion;
		1867	maxduration = max (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
		1868
		1869	if (tmp->duration > maxduration)
		1870	tmp->duration = maxduration;
		1871
		1872	if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))
		1873	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");
		1874
		1875	SET_FLAG (op, FLAG_CONFUSED);
		1876	}
		1877
		1878	void
		1879	blind_player (object *op, object *hitter, int dam)
		1880	{
		1881	object *tmp, *owner;
		1882
		1883	/* Save some work if we know it isn't going to affect the player */
		1884	if (op->resist[ATNR_BLIND] == 100)
		1885	return;
		1886
		1887	tmp = present_in_ob (BLINDNESS, op);
		1888	if (!tmp)
		1889	{
		1890	tmp = get_archetype (shstr_blindness);
		1891	SET_FLAG (tmp, FLAG_BLIND);
		1892	SET_FLAG (tmp, FLAG_APPLIED);
		1893	/* use floats so we don't lose too much precision due to rounding errors.
		1894	* speed is a float anyways.
		1895	*/
		1896	tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
		1897
		1898	tmp = insert_ob_in_ob (tmp, op);
		1899	change_abil (op, tmp); /* Mostly to display any messages */
		1900	op->update_stats (); /* This takes care of some other stuff */
		1901
		1902	if (hitter->owner)
		1903	owner = hitter->owner;
		1904	else
		1905	owner = hitter;
		1906
		1907	new_draw_info_format (NDI_UNIQUE, 0, owner, "Your attack blinds %s!", query_name (op));
		1908	}
		1909	tmp->stats.food += dam;
		1910	if (tmp->stats.food > 10)
		1911	tmp->stats.food = 10;
		1912	}
		1913
		1914	void
		1915	paralyze_player (object *op, object *hitter, int dam)
		1916	{
		1917	/* This is strange stuff... someone knows for what this is
		1918	* written? Well, i think this can and should be removed
		1919	*/
		1920
		1921	/*
		1922	if((tmp=present(PARAIMAGE,op->map,op->x,op->y))==NULL) {
		1923	tmp=clone_arch(PARAIMAGE);
		1924	tmp->x=op->x,tmp->y=op->y;
		1925	insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);
		1926	}
		1927	*/
		1928
		1929	/* Do this as a float - otherwise, rounding might very well reduce this to 0 */
		1930	float effect = dam * 3.f * (100.f - op->resist[ATNR_PARALYZE]) / 100.f;
		1931
		1932	op->speed_left -= fabs (op->speed) * effect;
		1933	/* tmp->stats.food+=(signed short) effect/op->speed; */
		1934
		1935	/* max number of ticks to be affected for. */
		1936	float max = (100 - op->resist[ATNR_PARALYZE]) / 2;
		1937
		1938	if (op->speed_left < -(fabs (op->speed) * max))
		1939	op->speed_left = -(fabs (op->speed) * max);
		1940
		1941	/* tmp->stats.food = (signed short) (max / fabs (op->speed)); */
		1942	}
		1943
		1944	/* Attempts to kill 'op'. hitter is the attack object, dam is
		1945	* the computed damaged.
		1946	*/
		1947	static void
		1948	deathstrike_player (object *op, object *hitter, int *dam)
		1949	{
		1950	/* The intention of a death attack is to kill outright things
		1951	** that are a lot weaker than the attacker, have a chance of killing
		1952	** things somewhat weaker than the caster, and no chance of
		1953	** killing something equal or stronger than the attacker.
		1954	** Also, if a deathstrike attack has a slaying, any monster
		1955	** whose name or race matches a comma-delimited list in the slaying
		1956	** field of the deathstriking object */
		1957
		1958	int atk_lev, def_lev, kill_lev;
		1959
		1960	if (hitter->slaying)
		1961	if (!((QUERY_FLAG (op, FLAG_UNDEAD) && hitter->slaying.contains (shstr_undead))
		1962	|| (op->race && hitter->slaying.contains (op->race))))
		1963	return;
		1964
		1965	def_lev = op->level;
		1966	if (def_lev < 1)
		1967	{
		1968	LOG (llevError, "BUG: arch %s with level < 1 (%s)\n", &op->arch->archname, op->debug_desc ());
		1969	def_lev = 1;
		1970	}
		1971
		1972	atk_lev = (hitter->chosen_skill ? hitter->chosen_skill->level : hitter->level) / 2;
		1973	/* LOG(llevDebug,"Deathstrike - attack level %d, defender level %d\n",
		1974	atk_lev, def_lev); */
		1975
		1976	if (atk_lev >= def_lev)
		1977	{
		1978	kill_lev = random_roll (0, atk_lev - 1, hitter, PREFER_HIGH);
		1979
		1980	/* Note that the below effectively means the ratio of the atk vs
		1981	* defener level is important - if level 52 character has very little
		1982	* chance of killing a level 50 monster. This should probably be
		1983	* redone.
		1984	*/
		1985	if (kill_lev >= def_lev)
		1986	{
		1987	*dam = op->stats.hp + 10; /* take all hp. they can still save for 1/2 */
		1988	/* I think this doesn't really do much. Because of
		1989	* integer rounding, this only makes any difference if the
		1990	* attack level is double the defender level.
		1991	*/
		1992	*dam *= kill_lev / def_lev;
		1993	}
		1994	}
		1995	else
		1996	*dam = 0; /* no harm done */
1040	}	1997	}
1041		1998
1042	/* This returns the amount of damage hitter does to op with the	1999	/* This returns the amount of damage hitter does to op with the
1043	* appropriate attacktype. Only 1 attacktype should be set at a time.	2000	* appropriate attacktype. Only 1 attacktype should be set at a time.
1044	* This doesn't damage the player, but returns how much it should	2001	* This doesn't damage the player, but returns how much it should
…		…
1069	if (attacknum == ATNR_INTERNAL)	2026	if (attacknum == ATNR_INTERNAL)
1070	return dam;	2027	return dam;
1071		2028
1072	if (hitter->slaying)	2029	if (hitter->slaying)
1073	{	2030	{
1074	if ((op->race && strstr (hitter->slaying, op->race))	2031	if ((op->race && hitter->slaying.contains (op->race))
1075	|| (op->arch && op->arch->archname && strstr (op->arch->archname, hitter->slaying)))	2032	|| (op->arch && op->arch->archname.contains (hitter->slaying)))
1076	{	2033	{
1077	doesnt_slay = 0;	2034	doesnt_slay = 0;
1078	dam *= 3;	2035	dam *= 3;
1079	}	2036	}
1080	}	2037	}
…		…
1126	case ATNR_BLIND:	2083	case ATNR_BLIND:
1127	{	2084	{
1128	/* chance for inflicting a special attack depends on the	2085	/* chance for inflicting a special attack depends on the
1129	* difference between attacker's and defender's level	2086	* difference between attacker's and defender's level
1130	*/	2087	*/
1131	int level_diff = MIN (110, MAX (0, op->level - hitter->level));	2088	int level_diff = min (110, max (0, op->level - hitter->level));
1132		2089
1133	/* First, only creatures/players with speed can be affected.	2090	/* First, only creatures/players with speed can be affected.
1134	* Second, just getting hit doesn't mean it always affects	2091	* Second, just getting hit doesn't mean it always affects
1135	* you. Third, you still get a saving through against the	2092	* you. Third, you still get a saving through against the
1136	* effect.	2093	* effect.
1137	*/	2094	*/
1138	if (op->speed &&	2095	if (op->has_active_speed ()
1139	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&	2096	&& (QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER)
		2097	&& !(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1))
1140	!(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1)) && !did_make_save (op, level_diff, op->resist[attacknum] / 10))	2098	&& !did_make_save (op, level_diff, op->resist[attacknum] / 10))
1141	{	2099	{
1142		2100
1143	/* Player has been hit by something */	2101	/* Player has been hit by something */
1144	if (attacknum == ATNR_CONFUSION)	2102	if (attacknum == ATNR_CONFUSION)
1145	confuse_player (op, hitter, dam);	2103	confuse_player (op, hitter, dam);
…		…
1282	object *god = find_god (determine_god (owner));	2240	object *god = find_god (determine_god (owner));
1283	int div = 1;	2241	int div = 1;
1284		2242
1285	/* if undead are not an enemy of your god, you turn them	2243	/* if undead are not an enemy of your god, you turn them
1286	* at half strength */	2244	* at half strength */
1287	if (!god || !god->slaying || strstr (god->slaying, shstr_undead) == NULL)	2245	if (!god || !god->slaying.contains (shstr_undead))
1288	div = 2;	2246	div = 2;
1289		2247
1290	/* Give a bonus if you resist turn undead */	2248	/* Give a bonus if you resist turn undead */
1291	if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))	2249	if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))
1292	scare_creature (op, owner);	2250	scare_creature (op, owner);
…		…
1364	}	2322	}
1365		2323
1366	return dam;	2324	return dam;
1367	}	2325	}
1368		2326
1369	/* GROS: This code comes from hit_player. It has been made external to
1370	* allow script procedures to "kill" objects in a combat-like fashion.
1371	* It was initially used by (kill-object) developed for the Collector's
1372	* Sword. Note that nothing has been changed from the original version
1373	* of the following code.
1374	* op is what is being killed.
1375	* dam is the damage done to it.
1376	* hitter is what is hitting it.
1377	* type is the attacktype.
1378	*
1379	* This function was a bit of a mess with hitter getting changed,
1380	* values being stored away but not used, etc. I've cleaned it up
1381	* a bit - I think it should be functionally equivalant.
1382	* MSW 2002-07-17
1383	*/
1384	int
1385	kill_object (object *op, int dam, object *hitter, int type)
1386	{
1387	char buf[MAX_BUF];
1388	const char *skill;
1389	int maxdam = 0;
1390	int battleg = 0; /* true if op standing on battleground */
1391	int pk = 0; /* true if op and what controls hitter are both players */
1392	object *owner = 0;
1393	object *skop = 0;
1394
1395	if (op->stats.hp >= 0)
1396	return -1;
1397
1398	if (INVOKE_OBJECT (KILL, op, ARG_OBJECT (hitter)))
1399	return 0;
1400
1401	/* maxdam needs to be the amount of damage it took to kill
1402	* this creature. The function(s) that call us have already
1403	* adjusted the creatures HP total, so that is negative.
1404	*/
1405	maxdam = dam + op->stats.hp + 1;
1406
1407	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))
1408	update_all_los (op->map, op->x, op->y); /* makes sure los will be recalculated */
1409
1410	if (op->type == DOOR)
1411	{
1412	op->set_speed (0.1f);
1413	op->speed_left = -0.05f;
1414	return maxdam;
1415	}
1416
1417	if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)
1418	{
1419	op->destroy ();
1420	return maxdam;
1421	}
1422
1423	/* Now lets start dealing with experience we get for killing something */
1424
1425	owner = hitter->owner;
1426	if (!owner)
1427	owner = hitter;
1428
1429	/* is the victim (op) standing on battleground? */
1430	if (op_on_battleground (op, NULL, NULL))
1431	battleg = 1;
1432
1433	/* is this player killing? */
1434	if (op->type == PLAYER && owner->type == PLAYER)
1435	pk = 1;
1436
1437	/* Player killed something */
1438	if (owner->type == PLAYER)
1439	{
1440	/* Log players killing other players - makes it easier to detect
1441	* and filter out malicious player killers - that is why the
1442	* ip address is included.
1443	*/
1444	if (op->type == PLAYER && !battleg)
1445	{
1446	time_t t = time (NULL);
1447	struct tm *tmv;
1448	char buf[256];
1449
1450	tmv = localtime (&t);
1451	strftime (buf, 256, "%a %b %d %H:%M:%S %Y", tmv);
1452
1453	LOG (llevInfo, "%s PLAYER_KILL_PLAYER: %s (%s) killed %s\n", buf, &owner->name, owner->contr->ns->host, query_name (op));
1454	}
1455
1456	/* try to filter some things out - basically, if you are
1457	* killing a level 1 creature and your level 20, you
1458	* probably don't want to see that.
1459	*/
1460	if (owner->level < op->level * 2 || op->stats.exp > 1000)
1461	{
1462	if (owner != hitter)
1463	new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s with %s.", query_name (op), query_name (hitter));
1464	else
1465	new_draw_info_format (NDI_BLACK, 0, owner, "You killed %s.", query_name (op));
1466
1467	/* Only play sounds for melee kills */
1468	if (hitter->type == PLAYER)
1469	owner->play_sound (sound_find ("player_kills"));
1470	}
1471
1472	/* If a player kills another player, not on
1473	* battleground, the "killer" looses 1 luck. Since this is
1474	* not reversible, it's actually quite a pain IMHO. -AV
1475	* Fix bug in that we were changing the luck of the hitter, not
1476	* player that the object belonged to - so if you killed another player
1477	* with spells, pets, whatever, there was no penalty.
1478	* Changed to make luck penalty configurable in settings.
1479	*/
1480	if (op->type == PLAYER && owner != op && !battleg)
1481	owner->change_luck (-settings.pk_luck_penalty);
1482
1483	/* This code below deals with finding the appropriate skill
1484	* to credit exp to. This is a bit problematic - we should
1485	* probably never really have to look at current_weapon->skill
1486	*/
1487	skill = 0;
1488
1489	if (hitter->skill && hitter->type != PLAYER)
1490	skill = hitter->skill;
1491	else if (owner->chosen_skill)
1492	{
1493	skop = owner->chosen_skill;
1494	skill = skop->skill;
1495	}
1496	else if (QUERY_FLAG (owner, FLAG_READY_WEAPON))
1497	skill = owner->current_weapon->skill;
1498	else
1499	LOG (llevError, "kill_object - unable to find skill that killed monster\n");
1500
1501	/* We have the skill we want to credit to - now find the object this goes
1502	* to. Make sure skop is an actual skill, and not a skill tool!
1503	*/
1504	if ((!skop || skop->type != SKILL) && skill)
1505	{
1506	int i;
1507
1508	for (i = 0; i < NUM_SKILLS; i++)
1509	if (owner->contr->last_skill_ob[i] && !strcmp (owner->contr->last_skill_ob[i]->skill, skill))
1510	{
1511	skop = owner->contr->last_skill_ob[i];
1512	break;
1513	}
1514	}
1515	} /* Was it a player that hit somethign */
1516	else
1517	skill = 0;
1518
1519	/* Pet (or spell) killed something. */
1520	if (owner != hitter)
1521	sprintf (buf, "%s killed %s with %s%s%s.", &owner->name,
1522	query_name (op), query_name (hitter), battleg ? " (duel)" : "", pk ? " (pk)" : "");
1523	else
1524	sprintf (buf, "%s killed %s%s%s%s.", &hitter->name, &op->name,
1525	(QUERY_FLAG (hitter, FLAG_MONSTER)) || hitter->type == PLAYER ?
1526	" in hand to hand combat" : "", battleg ? " (duel)" : "", pk ? " (pk)" : "");
1527
1528	/* These may have been set in the player code section above */
1529	if (!skop)
1530	skop = hitter->chosen_skill;
1531
1532	if (!skill && skop)
1533	skill = skop->skill;
1534
1535	new_draw_info (NDI_ALL, op->type == PLAYER ? 1 : 10, NULL, buf);
1536
1537	/* If you didn't kill yourself, and your not the wizard */
1538	if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))
1539	{
1540	int exp;
1541
1542	/* Really don't give much experience for killing other players */
1543	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously
1544	if (op->type == PLAYER)
1545	{
1546	if (battleg)
1547	{
1548	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
1549	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
1550	}
1551	else
1552	exp = op->stats.exp / 1000;
1553	}
1554	else
1555	exp = calc_skill_exp (owner, op, skop);
1556
1557	/* if op is standing on "battleground" (arena), no way to gain
1558	* exp by killing him
1559	*/
1560	if (battleg)
1561	exp = 0;
1562
1563	/* Don't know why this is set this way - doesn't make
1564	* sense to just divide everything by two for no reason.
1565	*/
1566
1567	if (!settings.simple_exp)
1568	exp = exp / 2;
1569
1570	if (owner->type != PLAYER || owner->contr->party == NULL)
1571	change_exp (owner, exp, skill, 0);
1572	else
1573	{
1574	int shares = 0, count = 0;
1575	partylist *party = owner->contr->party;
1576
1577	add_kill_to_party (party, query_name (owner), query_name (op), exp);
1578
1579	for_all_players (pl)
1580	if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1581	{
1582	count++;
1583	shares += (pl->ob->level + 4);
1584	}
1585
1586	if (count == 1 || shares > exp || !shares)
1587	change_exp (owner, exp, skill, SK_EXP_TOTAL);
1588	else
1589	{
1590	int share = exp / shares, given = 0, nexp;
1591
1592	for_all_players (pl)
1593	if (party && pl->ob->contr->party == party && on_same_map (pl->ob, owner))
1594	{
1595	nexp = (pl->ob->level + 4) * share;
1596	change_exp (pl->ob, nexp, skill, SK_EXP_TOTAL);
1597	given += nexp;
1598	}
1599
1600	exp -= given;
1601	/* give any remainder to the player */
1602	change_exp (owner, exp, skill, SK_EXP_ADD_SKILL);
1603	}
1604	} /* else part of a party */
1605	} /* end if person didn't kill himself */
1606
1607	if (op->type != PLAYER)
1608	{
1609	if (QUERY_FLAG (op, FLAG_FRIENDLY))
1610	{
1611	object *owner1 = op->owner;
1612
1613	if (owner1 && owner1->type == PLAYER)
1614	{
1615	owner1->contr->play_sound (sound_find ("pet_is_killed"));
1616	/* Maybe we should include the owner that killed this, maybe not */
1617	new_draw_info_format (NDI_UNIQUE, 0, owner1, "Your pet, the %s, is killed by %s.", &op->name, &hitter->name);
1618	}
1619
1620	remove_friendly_object (op);
1621	}
1622
1623	op->destroy ();
1624	}
1625	else
1626	/* Player has been killed! */
1627	op->contr->killer = owner->type == PLAYER ? owner : hitter;
1628
1629	/* This was return -1 - that doesn't seem correct - if we return -1, process
1630	* continues in the calling function.
1631	*/
1632	return maxdam;
1633	}
1634
1635	/* Find out if this is friendly fire (PVP and attacker is peaceful) or not
1636	* Returns 0 this is not friendly fire
1637	*/
1638	int
1639	friendly_fire (object *op, object *hitter)
1640	{
1641	object *owner;
1642	int friendlyfire;
1643
1644	if (hitter->head)
1645	hitter = hitter->head;
1646
1647	friendlyfire = 0;
1648
1649	if (op->type == PLAYER)
1650	{
1651	if (op_on_battleground (hitter, 0, 0))
1652	return 0;
1653
1654	if (hitter->type == PLAYER && hitter->contr->peaceful == 1)
1655	return 1;
1656
1657	if ((owner = hitter->owner) != NULL)
1658	{
1659	if (owner->type == PLAYER && owner->contr->peaceful == 1)
1660	friendlyfire = 2;
1661	}
1662
1663	if (hitter->type == SPELL || hitter->type == POISONING || hitter->type == DISEASE || hitter->type == RUNE)
1664	friendlyfire = 0;
1665	}
1666
1667	return friendlyfire;
1668	}
1669
1670	/* This isn't used just for players, but in fact most objects.
1671	* op is the object to be hit, dam is the amount of damage, hitter
1672	* is what is hitting the object, type is the attacktype, and
1673	* full_hit is set if monster area does not matter.
1674	* dam is base damage - protections/vulnerabilities/slaying matches can
1675	* modify it.
1676	*/
1677	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
1678	* which needs new attacktype AT_HOLYWORD to work . b.t. */
1679	int
1680	hit_player (object *op, int dam, object *hitter, int type, int full_hit)
1681	{
1682	int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);
1683	int maxattacktype, attacknum;
1684	int body_attack = op && op->head; /* Did we hit op's head? */
1685	int simple_attack;
1686	int rtn_kill = 0;
1687	int friendlyfire;
1688
1689	if (get_attack_mode (&op, &hitter, &simple_attack))
1690	return 0;
1691
1692	/* very simple: if our target has no_damage 1 set or is wiz, we can't hurt him */
1693	if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))
1694	return 0;
1695
1696	// only allow pk for hostile players
1697	if (op->type == PLAYER)
1698	{
1699	object *owner = hitter->owner;
1700
1701	if (!owner)
1702	owner = hitter;
1703
1704	if (owner->type == PLAYER
1705	&& (!op_on_battleground (op, 0, 0)
1706	&& (op->contr->peaceful || owner->contr->peaceful))
1707	&& op != owner)
1708	return 0;
1709	}
1710
1711	if (body_attack)
1712	{
1713	/* slow and paralyze must hit the head. But we don't want to just
1714	* return - we still need to process other attacks the spell still
1715	* might have. So just remove the paralyze and slow attacktypes,
1716	* and keep on processing if we have other attacktypes.
1717	* return if only magic or nothing is left - under normal code
1718	* we don't attack with pure magic if there is another attacktype.
1719	* Only do processing if the initial attacktype includes one of those
1720	* attack so we don't cancel out things like magic bullet.
1721	*/
1722	if (type & (AT_PARALYZE | AT_SLOW))
1723	{
1724	type &= ~(AT_PARALYZE | AT_SLOW);
1725
1726	if (!type || type == AT_MAGIC)
1727	return 0;
1728	}
1729	}
1730
1731	if (!simple_attack && op->type == DOOR)
1732	{
1733	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1734	if (tmp->type == RUNE || tmp->type == TRAP)
1735	{
1736	spring_trap (tmp, hitter);
1737
1738	if (hitter->destroyed () || op->destroyed () || abort_attack (op, hitter, simple_attack))
1739	return 0;
1740
1741	break;
1742	}
1743	}
1744
1745	if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)
1746	{
1747	/* FIXME: If a player is killed by a rune in a door, the
1748	* destroyed() check above doesn't return, and might get here.
1749	*/
1750
1751	/* FIXME: This for example happens when a dead door is on a mover and
1752	gets it's speed_left raised on each mover-tick.
1753	Doors are removed in a kinda funny way by giving them speed and speed_left
1754	and waiting for that to run out.
1755	*/
1756	LOG (llevDebug, "victim %s (%d) already dead in hit_player()\n", op->debug_desc (), op->stats.hp);
1757	return 0;
1758	}
1759
1760	#ifdef ATTACK_DEBUG
1761	LOG (llevDebug, "hit player: attacktype %d, dam %d\n", type, dam);
1762	#endif
1763
1764	if (magic)
1765	{
1766	/* basically: dam = dam*(100-op->resist[attacknum])/100;
1767	* in case 0>dam>1, we try to "simulate" a float value-effect */
1768	dam = dam * (100 - op->resist[ATNR_MAGIC]);
1769	if (dam >= 100)
1770	dam /= 100;
1771	else
1772	dam = (dam > rndm (0, 99)) ? 1 : 0;
1773	}
1774
1775	/* AT_CHAOS here is a weapon or monster. Spells are handled by hit_map
1776	* If the attacktype still has chaos, shuffle it, then clear the Chaos bit
1777	*/
1778	if (type & AT_CHAOS)
1779	{
1780	shuffle_attack (op, 0); /*0 flag tells it to not change the face */
1781	update_object (op, UP_OBJ_FACE);
1782	type &= ~AT_CHAOS;
1783	}
1784
1785	/* Holyword is really an attacktype modifier (like magic is). If
1786	* holyword is part of an attacktype, then make sure the creature is
1787	* a proper match, otherwise no damage.
1788	*/
1789	if (type & AT_HOLYWORD)
1790	{
1791	object *god;
1792
1793	if ((!hitter->slaying ||
1794	(!(op->race && strstr (hitter->slaying, op->race)) &&
1795	!(op->name && strstr (hitter->slaying, op->name)))) &&
1796	(!QUERY_FLAG (op, FLAG_UNDEAD) ||
1797	(hitter->title != NULL
1798	&& (god = find_god (determine_god (hitter))) != NULL && god->race != NULL && strstr (god->race, shstr_undead) != NULL)))
1799	return 0;
1800	}
1801
1802	maxattacktype = type; /* initialise this to something */
1803	for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)
1804	{
1805	/* Magic isn't really a true attack type - it gets combined with other
1806	* attack types. As such, skip it over. However, if magic is
1807	* the only attacktype in the group, then still attack with it
1808	*/
1809	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
1810	continue;
1811
1812	/* Go through and hit the player with each attacktype, one by one.
1813	* hit_player_attacktype only figures out the damage, doesn't inflict
1814	* it. It will do the appropriate action for attacktypes with
1815	* effects (slow, paralization, etc.
1816	*/
1817	if (type & attacktype)
1818	{
1819	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
1820	/* the >= causes us to prefer messages from special attacks, if
1821	* the damage is equal.
1822	*/
1823	if (ndam >= maxdam)
1824	{
1825	maxdam = ndam;
1826	maxattacktype = 1 << attacknum;
1827	}
1828	}
1829	}
1830
1831	/* if this is friendly fire then do a set % of damage only
1832	* Note - put a check in to make sure this attack is actually
1833	* doing damage - otherwise, the +1 in the code below will make
1834	* an attack do damage before when it otherwise didn't
1835	*/
1836	friendlyfire = friendly_fire (op, hitter);
1837	if (friendlyfire && maxdam)
1838	{
1839	maxdam = ((dam * settings.set_friendly_fire) / 100);
1840
1841	#ifdef ATTACK_DEBUG
1842	LOG (llevDebug, "Friendly fire (type:%d setting: %d%) did %d damage dropped to %d\n",
1843	friendlyfire, settings.set_friendly_fire, dam, maxdam);
1844	#endif
1845	}
1846
1847	if (!full_hit)
1848	{
1849	int area;
1850	int remainder;
1851
1852	area = 0;
1853
1854	for (archetype *at = op->arch; at; at = (archetype *)at->more)
1855	area++;
1856
1857	assert (area > 0);
1858
1859	/* basically: maxdam /= area; we try to "simulate" a float
1860	value-effect */
1861	remainder = 100 * (maxdam % area) / area;
1862	maxdam /= area;
1863	if (rndm (100) < remainder)
1864	maxdam++;
1865	}
1866
1867	#ifdef ATTACK_DEBUG
1868	LOG (llevDebug, "Attacktype %d did %d damage\n", type, maxdam);
1869	#endif
1870
1871	// for now, only do this for active objects, otherwise they
1872	// keep a refcount for a long time and I see no usefulness
1873	// for an non-active objetc to know its enemy.
1874	if (op->active)
1875	if (hitter->owner)
1876	op->enemy = hitter->owner;
1877	else if (QUERY_FLAG (hitter, FLAG_ALIVE))
1878	op->enemy = hitter;
1879
1880	if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)
1881	{
1882	/* The unaggressives look after themselves 8) */
1883	CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);
1884	npc_call_help (op);
1885	}
1886
1887	if (magic && did_make_save (op, op->level, 0))
1888	maxdam = maxdam / 2;
1889
1890	attack_message (maxdam, maxattacktype, op, hitter);
1891
1892	op->stats.hp -= maxdam;
1893
1894	/* Eneq(@csd.uu.se): Check to see if monster runs away. */
1895	if ((op->stats.hp >= 0) &&
1896	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
1897	op->stats.hp < (signed short) (((float) op->run_away / (float) 100) * (float) op->stats.maxhp))
1898	{
1899
1900	if (QUERY_FLAG (op, FLAG_MONSTER))
1901	SET_FLAG (op, FLAG_RUN_AWAY);
1902	else
1903	scare_creature (op, hitter);
1904	}
1905
1906	if (QUERY_FLAG (op, FLAG_TEAR_DOWN))
1907	{
1908	if (maxdam)
1909	tear_down_wall (op);
1910
1911	return maxdam; /* nothing more to do for wall */
1912	}
1913
1914	/* See if the creature has been killed */
1915	rtn_kill = kill_object (op, maxdam, hitter, type);
1916	if (rtn_kill != -1)
1917	return rtn_kill;
1918
1919
1920	/* Used to be ghosthit removal - we now use the ONE_HIT flag. Note
1921	* that before if the player was immune to ghosthit, the monster
1922	* remained - that is no longer the case.
1923	*/
1924	if (QUERY_FLAG (hitter, FLAG_ONE_HIT))
1925	hitter->destroy ();
1926
1927	/* Lets handle creatures that are splitting now */
1928	else if (type & AT_PHYSICAL && !QUERY_FLAG (op, FLAG_FREED) && QUERY_FLAG (op, FLAG_SPLITTING))
1929	{
1930	int i;
1931	int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);
1932	int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);
1933	object *owner = op->owner;
1934
1935	if (!op->other_arch)
1936	{
1937	LOG (llevError, "SPLITTING without other_arch error.\n");
1938	return maxdam;
1939	}
1940
1941	op->remove ();
1942
1943	for (i = 0; i < op->stats.food; i++)
1944	{ /* This doesn't handle op->more yet */
1945	object *tmp = arch_to_object (op->other_arch);
1946	int j;
1947
1948	tmp->stats.hp = op->stats.hp;
1949
1950	if (friendly)
1951	{
1952	add_friendly_object (tmp);
1953	tmp->attack_movement = PETMOVE;
1954
1955	if (owner)
1956	tmp->set_owner (owner);
1957	}
1958
1959	if (unaggressive)
1960	SET_FLAG (tmp, FLAG_UNAGGRESSIVE);
1961
1962	j = find_first_free_spot (tmp, op->map, op->x, op->y);
1963
1964	if (j == -1) /* No spot to put this monster */
1965	tmp->destroy ();
1966	else
1967	{
1968	tmp->x = op->x + freearr_x[j], tmp->y = op->y + freearr_y[j];
1969	insert_ob_in_map (tmp, op->map, NULL, 0);
1970	}
1971	}
1972
1973	op->destroy ();
1974	}
1975	else if (type & AT_DRAIN && hitter->type == GRIMREAPER && hitter->value++ > 10)
1976	hitter->destroy ();
1977
1978	return maxdam;
1979	}
1980
1981	void
1982	poison_player (object *op, object *hitter, int dam)
1983	{
1984	archetype *at = archetype::find ("poisoning");
1985	object *tmp = present_arch_in_ob (at, op);
1986
1987	if (tmp == NULL)
1988	{
1989	if ((tmp = arch_to_object (at)) == NULL)
1990	LOG (llevError, "Failed to clone arch poisoning.\n");
1991	else
1992	{
1993	tmp = insert_ob_in_ob (tmp, op);
1994	/* peterm: give poisoning some teeth. It should
1995	* be able to kill things better than it does:
1996	* damage should be dependent something--I choose to
1997	* do this: if it's a monster, the damage from the
1998	* poisoning goes as the level of the monster/2.
1999	* If anything else, goes as damage.
2000	*/
2001
2002	if (QUERY_FLAG (hitter, FLAG_ALIVE))
2003	tmp->stats.dam += hitter->level / 2;
2004	else
2005	tmp->stats.dam = dam;
2006
2007	tmp->set_owner (hitter); /* so we get credit for poisoning kills */
2008	if (hitter->skill && hitter->skill != tmp->skill)
2009	{
2010	tmp->skill = hitter->skill;
2011	}
2012
2013	tmp->stats.food += dam; /* more damage, longer poisoning */
2014
2015	if (op->type == PLAYER)
2016	{
2017	/* player looses stats, maximum is -10 of each */
2018	tmp->stats.Con = MAX (-(dam / 4 + 1), -10);
2019	tmp->stats.Str = MAX (-(dam / 3 + 2), -10);
2020	tmp->stats.Dex = MAX (-(dam / 6 + 1), -10);
2021	tmp->stats.Int = MAX (-dam / 7, -10);
2022	SET_FLAG (tmp, FLAG_APPLIED);
2023	op->update_stats ();
2024	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very ill.");
2025	op->play_sound (tmp->sound);
2026	}
2027
2028	if (hitter->type == PLAYER)
2029	new_draw_info_format (NDI_UNIQUE, 0, hitter, "You poison %s.", &op->name);
2030	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
2031	new_draw_info_format (NDI_UNIQUE, 0, hitter->owner, "Your %s poisons %s.", &hitter->name, &op->name);
2032	}
2033
2034	tmp->speed_left = 0;
2035	}
2036	else
2037	tmp->stats.food++;
2038	}
2039
2040	void
2041	slow_player (object *op, object *hitter, int dam)
2042	{
2043	archetype *at = archetype::find ("slowness");
2044	object *tmp;
2045
2046	if (at == NULL)
2047	LOG (llevError, "Can't find slowness archetype.\n");
2048
2049	if ((tmp = present_arch_in_ob (at, op)) == NULL)
2050	{
2051	tmp = arch_to_object (at);
2052	tmp = insert_ob_in_ob (tmp, op);
2053	new_draw_info (NDI_UNIQUE, 0, op, "The world suddenly moves very fast!");
2054	}
2055	else
2056	tmp->stats.food++;
2057
2058	SET_FLAG (tmp, FLAG_APPLIED);
2059	tmp->speed_left = 0;
2060	op->update_stats ();
2061	}
2062
2063	void
2064	confuse_player (object *op, object *hitter, int dam)
2065	{
2066	object *tmp;
2067	int maxduration;
2068
2069	tmp = present_in_ob_by_name (FORCE, "confusion", op);
2070	if (!tmp)
2071	{
2072	tmp = get_archetype (FORCE_NAME);
2073	tmp = insert_ob_in_ob (tmp, op);
2074	}
2075
2076	/* Duration added per hit and max. duration of confusion both depend
2077	* on the player's resistance
2078	*/
2079	tmp->speed = 0.05;
2080	tmp->subtype = FORCE_CONFUSION;
2081	tmp->duration = 8 + MAX (1, 5 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2082	tmp->name = "confusion";
2083	maxduration = MAX (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2084
2085	if (tmp->duration > maxduration)
2086	tmp->duration = maxduration;
2087
2088	if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))
2089	new_draw_info (NDI_UNIQUE, 0, op, "You suddenly feel very confused!");
2090
2091	SET_FLAG (op, FLAG_CONFUSED);
2092	}
2093
2094	void
2095	blind_player (object *op, object *hitter, int dam)
2096	{
2097	object *tmp, *owner;
2098
2099	/* Save some work if we know it isn't going to affect the player */
2100	if (op->resist[ATNR_BLIND] == 100)
2101	return;
2102
2103	tmp = present_in_ob (BLINDNESS, op);
2104	if (!tmp)
2105	{
2106	tmp = get_archetype ("blindness");
2107	SET_FLAG (tmp, FLAG_BLIND);
2108	SET_FLAG (tmp, FLAG_APPLIED);
2109	/* use floats so we don't lose too much precision due to rounding errors.
2110	* speed is a float anyways.
2111	*/
2112	tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
2113
2114	tmp = insert_ob_in_ob (tmp, op);
2115	change_abil (op, tmp); /* Mostly to display any messages */
2116	op->update_stats (); /* This takes care of some other stuff */
2117
2118	if (hitter->owner)
2119	owner = hitter->owner;
2120	else
2121	owner = hitter;
2122
2123	new_draw_info_format (NDI_UNIQUE, 0, owner, "Your attack blinds %s!", query_name (op));
2124	}
2125	tmp->stats.food += dam;
2126	if (tmp->stats.food > 10)
2127	tmp->stats.food = 10;
2128	}
2129
2130	void
2131	paralyze_player (object *op, object *hitter, int dam)
2132	{
2133	float effect, max;
2134
2135	/* object *tmp; */
2136
2137	/* This is strange stuff... someone knows for what this is
2138	* written? Well, i think this can and should be removed
2139	*/
2140
2141	/*
2142	if((tmp=present(PARAIMAGE,op->map,op->x,op->y))==NULL) {
2143	tmp=clone_arch(PARAIMAGE);
2144	tmp->x=op->x,tmp->y=op->y;
2145	insert_ob_in_map(tmp,op->map,tmp,INS_NO_MERGE | INS_NO_WALK_ON);
2146	}
2147	*/
2148
2149	/* Do this as a float - otherwise, rounding might very well reduce this to 0 */
2150	effect = (float) dam *3.0 * (100.0 - op->resist[ATNR_PARALYZE]) / 100;
2151
2152	if (effect == 0)
2153	return;
2154
2155	op->speed_left -= FABS (op->speed) * effect;
2156	/* tmp->stats.food+=(signed short) effect/op->speed; */
2157
2158	/* max number of ticks to be affected for. */
2159	max = (100 - op->resist[ATNR_PARALYZE]) / 2;
2160	if (op->speed_left < -(FABS (op->speed) * max))
2161	op->speed_left = (float) -(FABS (op->speed) * max);
2162
2163	/* tmp->stats.food = (signed short) (max/FABS(op->speed)); */
2164	}
2165
2166	/* Attempts to kill 'op'. hitter is the attack object, dam is
2167	* the computed damaged.
2168	*/
2169	void
2170	deathstrike_player (object *op, object *hitter, int *dam)
2171	{
2172	/* The intention of a death attack is to kill outright things
2173	** that are a lot weaker than the attacker, have a chance of killing
2174	** things somewhat weaker than the caster, and no chance of
2175	** killing something equal or stronger than the attacker.
2176	** Also, if a deathstrike attack has a slaying, any monster
2177	** whose name or race matches a comma-delimited list in the slaying
2178	** field of the deathstriking object */
2179
2180	int atk_lev, def_lev, kill_lev;
2181
2182	if (hitter->slaying)
2183	if (!((QUERY_FLAG (op, FLAG_UNDEAD) && strstr (hitter->slaying, shstr_undead)) || (op->race && strstr (hitter->slaying, op->race))))
2184	return;
2185
2186	def_lev = op->level;
2187	if (def_lev < 1)
2188	{
2189	LOG (llevError, "BUG: arch %s, name %s with level < 1\n", &op->arch->archname, &op->name);
2190	def_lev = 1;
2191	}
2192
2193	atk_lev = (hitter->chosen_skill ? hitter->chosen_skill->level : hitter->level) / 2;
2194	/* LOG(llevDebug,"Deathstrike - attack level %d, defender level %d\n",
2195	atk_lev, def_lev); */
2196
2197	if (atk_lev >= def_lev)
2198	{
2199	kill_lev = random_roll (0, atk_lev - 1, hitter, PREFER_HIGH);
2200
2201	/* Note that the below effectively means the ratio of the atk vs
2202	* defener level is important - if level 52 character has very little
2203	* chance of killing a level 50 monster. This should probably be
2204	* redone.
2205	*/
2206	if (kill_lev >= def_lev)
2207	{
2208	*dam = op->stats.hp + 10; /* take all hp. they can still save for 1/2 */
2209	/* I think this doesn't really do much. Because of
2210	* integer rounding, this only makes any difference if the
2211	* attack level is double the defender level.
2212	*/
2213	*dam *= kill_lev / def_lev;
2214	}
2215	}
2216	else
2217	*dam = 0; /* no harm done */
2218	}
2219
2220	/* thrown_item_effect() - handles any special effects of thrown
2221	* items (like attacking living creatures--a potion thrown at a
2222	* monster).
2223	*/
2224	static void
2225	thrown_item_effect (object *hitter, object *victim)
2226	{
2227	if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2228	{
2229	/* May not need a switch for just 2 types, but this makes it
2230	* easier for expansion.
2231	*/
2232	switch (hitter->type)
2233	{
2234	case POTION:
2235	/* should player get a save throw instead of checking magic protection? */
2236	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_MAGIC] < 60))
2237	(void) apply_potion (victim, hitter);
2238	break;
2239
2240	case POISON: /* poison drinks */
2241	/* As with potions, should monster get a save? */
2242	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))
2243	apply_poison (victim, hitter);
2244	break;
2245
2246	/* Removed case statements that did nothing.
2247	* food may be poisonous, but monster must be willing to eat it,
2248	* so we don't handle it here.
2249	* Containers should perhaps break open, but that code was disabled.
2250	*/
2251	}
2252	}
2253	}
2254
2255	/* adj_attackroll() - adjustments to attacks by various conditions */
2256	int
2257	adj_attackroll (object *hitter, object *target)
2258	{
2259	object *attacker = hitter;
2260	int adjust = 0;
2261
2262	/* safety */
2263	if (!target || !hitter || !hitter->map || !target->map || !on_same_map (hitter, target))
2264	{
2265	LOG (llevError, "BUG: adj_attackroll(): hitter and target not on same " "map\n");
2266	return 0;
2267	}
2268
2269	/* aimed missiles use the owning object's sight */
2270	if (is_aimed_missile (hitter))
2271	{
2272	if ((attacker = hitter->owner) == NULL)
2273	attacker = hitter;
2274	/* A player who saves but hasn't quit still could have objects
2275	* owned by him - need to handle that case to avoid crashes.
2276	*/
2277	if (QUERY_FLAG (attacker, FLAG_REMOVED))
2278	attacker = hitter;
2279	}
2280	else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2281	return 0;
2282
2283	/* determine the condtions under which we make an attack.
2284	* Add more cases, as the need occurs. */
2285
2286	if (!can_see_enemy (attacker, target))
2287	{
2288	/* target is unseen */
2289	if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
2290	adjust -= 10;
2291	/* dark map penalty for the hitter (lacks infravision if we got here). */
2292	else if (target->map && target->map->darkness > 0 && !stand_in_light (target))
2293	adjust -= target->map->darkness;
2294	}
2295
2296	if (QUERY_FLAG (attacker, FLAG_SCARED))
2297	adjust -= 3;
2298
2299	if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
2300	adjust += 1;
2301
2302	if (QUERY_FLAG (target, FLAG_SCARED))
2303	adjust += 1;
2304
2305	if (QUERY_FLAG (attacker, FLAG_CONFUSED))
2306	adjust -= 3;
2307
2308	/* if we attack at a different 'altitude' its harder */
2309	if ((attacker->move_type & target->move_type) == 0)
2310	adjust -= 2;
2311
2312	#if 0
2313	/* slower attacks are less likely to succeed. We should use a
2314	* comparison between attacker/target speeds BUT, players have
2315	* a generally faster speed, so this will wind up being a HUGE
2316	* disadantage for the monsters! Too bad, because missiles which
2317	* fly fast should have a better chance of hitting a slower target.
2318	*/
2319	if (hitter->speed < target->speed)
2320	adjust += ((float) hitter->speed - target->speed);
2321	#endif
2322
2323	#if 0
2324	LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
2325	#endif
2326
2327	return adjust;
2328	}
2329
2330	/* determine if the object is an 'aimed' missile */
2331	int
2332	is_aimed_missile (object *op)
2333	{
2334
2335	/* I broke what used to be one big if into a few nested
2336	* ones so that figuring out the logic is at least possible.
2337	*/
2338	if (op && (op->move_type & MOVE_FLYING))
2339	if (op->type == ARROW || op->type == THROWN_OBJ)
2340	return 1;
2341	else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
2342	return 1;
2343
2344	return 0;
2345	}

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