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Comparing deliantra/server/server/attack.C (file contents):
Revision 1.110 by root, Tue Sep 1 20:56:05 2009 UTC vs.
Revision 1.148 by root, Mon Oct 29 23:55:55 2012 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 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 = 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;
…		…
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)	150	if (type & (AT_FIRE | AT_ELECTRICITY))
165	&& (QUERY_FLAG (op, FLAG_IS_LIGHTABLE)
166	|| op->type == LAMP
167	|| op->type == TORCH
168	))	151	{
169	{	152	// seems LAMPs and TORCHes are always IS_LIGHTABLE?
170	switch (op->type)	153	if (op->type == LAMP || op->type == TORCH)
171	{	154	{
172	case LAMP:
173	// turn on a lamp
174	apply_lamp (op, true);	155	apply_lamp (op, true); // turn on a lamp
175	break;	156	return;
176
177	default:
178	// for instance icecubes:
179	if (op->other_arch)
180	{
181	const char *arch = op->other_arch->archname;
182
183	if (op->decrease ())
184	fix_stopped_item (op, m, originator);
185
186	if ((op = archetype::get (arch)))
187	{
188	if (env)
189	env->insert (op);
190	else
191	m->insert (op, x, y, originator);
192	}
193	}
194	}	157	}
		158	else if (op->flag [FLAG_IS_LIGHTABLE])
		159	{
		160	if (op->other_arch)
		161	{
		162	const char *arch = op->other_arch->archname;
		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
195	return;	176	return;
		177	}
196	}	178	}
197		179
198	if (type & AT_CANCELLATION)	180	if (type & AT_CANCELLATION)
199	{ /* Cancellation. */	181	{ /* Cancellation. */
200	cancellation (op);	182	cancellation (op);
201	fix_stopped_item (op, m, originator);	183	fix_stopped_item (op, m, originator);
		184
202	return;	185	return;
203	}
204
205	if (op->nrof > 1)
206	{
207	if (op->decrease (rndm (0, op->nrof - 1)))
208	fix_stopped_item (op, m, originator);
209	}
210	else
211	{
212	// drop everything to the ground, if possible
213	op->insert_at (originator);
214	op->drop_and_destroy ();
215	}	186	}
216		187
217	if (type & (AT_FIRE | AT_ELECTRICITY))	188	if (type & (AT_FIRE | AT_ELECTRICITY))
218	if (env)	189	if (env)
219	{	190	{
220	op = archetype::get (shstr_burnout);	191	object *op = archetype::get (shstr_burnout);
221	op->x = env->x, op->y = env->y;	192	op->x = env->x, op->y = env->y;
222	env->insert (op);	193	env->insert (op);
223	}	194	}
224	else	195	else
225	replace_insert_ob_in_map (shstr_burnout, originator);	196	replace_insert_ob_in_map (shstr_burnout, originator);
226		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
227	return;	210	return;
228	}	211	}
229		212
230	/* The value of 50 is arbitrary. */	213	/* The value of 50 is arbitrary. */
231	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))
232	{	215	{
233	archetype *at = archetype::find (shstr_icecube);	216	archetype *at = archetype::find (shstr_icecube);
234		217
235	if (at == NULL)	218	if (at == NULL)
236	return;	219	return;
…		…
240	return;	223	return;
241		224
242	object *tmp = present_arch (at, op->map, op->x, op->y);	225	object *tmp = present_arch (at, op->map, op->x, op->y);
243	if (!tmp)	226	if (!tmp)
244	{	227	{
245	tmp = arch_to_object (at);	228	tmp = at->instance ();
246	tmp->x = op->x, tmp->y = op->y;	229	tmp->x = op->x, tmp->y = op->y;
247	/* This was in the old (pre new movement code) -	230	/* This was in the old (pre new movement code) -
248	* icecubes have slow_move set to 1 - don't want	231	* icecubes have slow_move set to 1 - don't want
249	* that for ones we create.	232	* that for ones we create.
250	*/	233	*/
…		…
263	* type is the attacktype of the object.	246	* type is the attacktype of the object.
264	* full_hit is set if monster area does not matter.	247	* full_hit is set if monster area does not matter.
265	* returns 1 if it hits something, 0 otherwise.	248	* returns 1 if it hits something, 0 otherwise.
266	*/	249	*/
267	int	250	int
268	hit_map (object *op, int dir, int type, int full_hit)	251	hit_map (object *op, int dir, uint32_t type, int full_hit)
269	{	252	{
270	maptile *map;
271	sint16 x, y;	253	sint16 x, y;
272	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 */
273		255
274	if (QUERY_FLAG (op, FLAG_FREED))	256	if (op->flag [FLAG_FREED])
275	{	257	{
276	LOG (llevError, "BUG: hit_map(): free object\n");	258	LOG (llevError, "BUG: hit_map(): free object\n");
277	return 0;	259	return 0;
278	}	260	}
279		261
280	if (QUERY_FLAG (op, FLAG_REMOVED) || op->env != NULL)	262	if (op->flag [FLAG_REMOVED] || op->env != NULL)
281	{	263	{
282	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);
283	return 0;	265	return 0;
284	}	266	}
285		267
…		…
349	* 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.
350	*/	332	*/
351	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)
352	continue;	334	continue;
353		335
354	if (QUERY_FLAG (tmp, FLAG_ALIVE))	336	if (tmp->flag [FLAG_ALIVE])
355	{	337	{
356	hit_player (tmp, op->stats.dam, op, type, full_hit);	338	hit_player (tmp, op->stats.dam, op, type, full_hit);
357	retflag |= 1;	339	retflag |= 1;
358		340
359	if (op->destroyed ())	341	if (op->destroyed ())
…		…
363	* 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
364	* that weak walls have is_alive set, which prevent objects from	346	* that weak walls have is_alive set, which prevent objects from
365	* 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
366	* 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
367	* 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.
368	*/	352	*/
369	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)
370	{	354	{
371	save_throw_object (tmp, type, op);	355	save_throw_object (tmp, type, op);
372		356
373	if (op->destroyed ())	357	if (op->destroyed ())
374	break;	358	break;
375	}	359	}
376	}	360	}
377		361
378	return 0;	362	return retflag;
379	}	363	}
380		364
381	void	365	static void
382	attack_message (int dam, int type, object *op, object *hitter)	366	attack_message (int dam, int type, object *op, object *hitter)
383	{	367	{
384	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];	368	char buf[MAX_BUF], buf1[MAX_BUF], buf2[MAX_BUF];
385	int i, found = 0;	369	int i, found = 0;
386	maptile *map;	370	maptile *map;
…		…
388		372
389	/* 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
390	* a player might have. For example, fire, electric, cold, etc	374	* a player might have. For example, fire, electric, cold, etc
391	* [garbled 20010919]	375	* [garbled 20010919]
392	*/	376	*/
393
394	if (dam == 9998 && op->type == DOOR)	377	if (dam == 9998 && op->type == DOOR)
395	{	378	{
396	sprintf (buf1, "unlock %s", &op->name);	379	sprintf (buf1, "unlock %s", &op->name);
397	sprintf (buf2, " unlocks");	380	sprintf (buf2, " unlocks");
398	found++;	381	found++;
399	}	382	}
400	if (dam < 0)	383	else if (dam < 0)
401	{	384	{
402	sprintf (buf1, "hit %s", &op->name);	385	sprintf (buf1, "hit %s", &op->name);
403	sprintf (buf2, " hits");	386	sprintf (buf2, " hits");
404	found++;	387	found++;
405	}	388	}
…		…
527	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);	510	strcpy (buf2, attack_mess[ATM_FIRE][i].buf3);
528	found++;	511	found++;
529	break;	512	break;
530	}	513	}
531	}	514	}
532	else if (hitter->current_weapon != NULL)	515	else if (hitter->current_weapon)
533	{	516	{
534	int mtype;	517	int mtype;
535		518
536	switch (hitter->current_weapon->weapontype)	519	switch (hitter->current_weapon->weapontype)
537	{	520	{
538	case WEAP_HIT:	521	case WEAP_HIT: mtype = ATM_BASIC; break;
539	mtype = ATM_BASIC;	522	case WEAP_SLASH: mtype = ATM_SLASH; break;
540	break;	523	case WEAP_PIERCE: mtype = ATM_PIERCE; break;
541	case WEAP_SLASH:	524	case WEAP_CLEAVE: mtype = ATM_CLEAVE; break;
542	mtype = ATM_SLASH;	525	case WEAP_SLICE: mtype = ATM_SLICE; break;
543	break;	526	case WEAP_STAB: mtype = ATM_STAB; break;
544	case WEAP_PIERCE:	527	case WEAP_WHIP: mtype = ATM_WHIP; break;
545	mtype = ATM_PIERCE;	528	case WEAP_CRUSH: mtype = ATM_CRUSH; break;
546	break;	529	case WEAP_BLUD: mtype = ATM_BLUD; break;
547	case WEAP_CLEAVE:	530	default: mtype = ATM_BASIC; break;
548	mtype = ATM_CLEAVE;
549	break;
550	case WEAP_SLICE:
551	mtype = ATM_SLICE;
552	break;
553	case WEAP_STAB:
554	mtype = ATM_STAB;
555	break;
556	case WEAP_WHIP:
557	mtype = ATM_WHIP;
558	break;
559	case WEAP_CRUSH:
560	mtype = ATM_CRUSH;
561	break;
562	case WEAP_BLUD:
563	mtype = ATM_BLUD;
564	break;
565	default:
566	mtype = ATM_BASIC;
567	break;
568	}	531	}
569		532
570	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++)
571	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)
572	{	535	{
…		…
675	op->play_sound (sound_find ("player_hits4"));	638	op->play_sound (sound_find ("player_hits4"));
676	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);	639	new_draw_info (NDI_BLACK, 0, hitter->owner, buf);
677	}	640	}
678	}	641	}
679		642
680
681	static int	643	static int
682	get_attack_mode (object **target, object **hitter, int *simple_attack)	644	get_attack_mode (object **target, object **hitter, int *simple_attack)
683	{	645	{
684	if (QUERY_FLAG (*target, FLAG_FREED) || QUERY_FLAG (*hitter, FLAG_FREED))	646	if ((*target)->flag [FLAG_FREED] || (*hitter)->flag [FLAG_FREED])
685	{	647	{
686	LOG (llevError, "BUG: get_attack_mode(): freed object\n");	648	LOG (llevError, "BUG: get_attack_mode(): freed object\n");
687	return 1;	649	return 1;
688	}	650	}
689		651
690	if ((*target)->head)
691	*target = (*target)->head;	652	*target = (*target)->head_ ();
692
693	if ((*hitter)->head)
694	*hitter = (*hitter)->head;	653	*hitter = (*hitter)->head_ ();
695		654
696	if ((*target)->type == LOCKED_DOOR)	655	if ((*target)->type == LOCKED_DOOR)
697	return 1; // locked doors cannot be hit	656	return 1; // locked doors cannot be hit
698		657
699	if ((*hitter)->env || (*target)->env)	658	if ((*hitter)->env || (*target)->env)
700	{	659	{
701	*simple_attack = 1;	660	*simple_attack = 1;
702	return 0;	661	return 0;
703	}	662	}
704		663
705	if (QUERY_FLAG (*target, FLAG_REMOVED)	664	if ((*target)->flag [FLAG_REMOVED]
706	|| QUERY_FLAG (*hitter, FLAG_REMOVED)	665	|| (*hitter)->flag [FLAG_REMOVED]
707	|| !(*hitter)->map	666	|| !(*hitter)->map
708	|| !on_same_map (*hitter, *target))	667	|| !on_same_map (*hitter, *target))
709	{	668	{
710	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",
711	(*hitter)->debug_desc (), (*target)->debug_desc ());	670	(*hitter)->debug_desc (), (*target)->debug_desc ());
…		…
717	}	676	}
718		677
719	static int	678	static int
720	abort_attack (object *target, object *hitter, int simple_attack)	679	abort_attack (object *target, object *hitter, int simple_attack)
721	{	680	{
722
723	/* 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
724	* 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.
725	*/	683	*/
726	int new_mode;	684	int new_mode;
727		685
728	if (hitter->env == target || target->env == hitter)	686	if (hitter->env == target || target->env == hitter)
729	new_mode = 1;	687	new_mode = 1;
730	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))
731	return 1;	690	return 1;
732	else	691	else
733	new_mode = 0;	692	new_mode = 0;
		693
734	return new_mode != simple_attack;	694	return new_mode != simple_attack;
735	}	695	}
736		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
737	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	}
738		821
739	static int	822	static int
740	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)
741	{	824	{
742	int simple_attack, roll, dam = 0;	825	int simple_attack, roll, dam = 0;
…		…
755		838
756	/*	839	/*
757	* 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
758	* to avoid ever being hit by monsters.	841	* to avoid ever being hit by monsters.
759	*/	842	*/
760	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)
761	{	844	{
762	/* Decrease speed BEFORE calling process_object. Otherwise, an	845	/* Decrease speed BEFORE calling process_object. Otherwise, an
763	* infinite loop occurs, with process_object calling move_monster,	846	* infinite loop occurs, with process_object calling move_monster,
764	* which then gets here again. By decreasing the speed before	847	* which then gets here again. By decreasing the speed before
765	* we call process_object, the 'if' statement above will fail.	848	* we call process_object, the 'if' statement above will fail.
…		…
787	if (!simple_attack)	870	if (!simple_attack)
788	{	871	{
789	/* If you hit something, the victim should *always* wake up.	872	/* If you hit something, the victim should *always* wake up.
790	* Before, invisible hitters could avoid doing this.	873	* Before, invisible hitters could avoid doing this.
791	* -b.t. */	874	* -b.t. */
792	if (QUERY_FLAG (op, FLAG_SLEEP))	875	if (op->flag [FLAG_SLEEP])
793	CLEAR_FLAG (op, FLAG_SLEEP);	876	op->clr_flag (FLAG_SLEEP);
794		877
795	/* 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
796	* for help. */	879	* for help. */
797	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))
798	npc_call_help (op);	881	npc_call_help (op);
…		…
818	}	901	}
819		902
820	/* 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
821	* to go further and it will cause FPE's below.	904	* to go further and it will cause FPE's below.
822	*/	905	*/
823	if (hitdam <= 0)	906	max_it (hitdam, 1);
824	hitdam = 1;
825		907
826	type = hitter->attacktype;	908	type = hitter->attacktype;
827		909
828	/* Ok, because some of the brainfucks of the good *sigh* old *sigh*	910	/* Ok, because some of the brainfucks of the good *sigh* old *sigh*
829	* Crossfire we have to default the attacktype here to AT_PHYSICAL.	911	* Crossfire we have to default the attacktype here to AT_PHYSICAL.
…		…
837	*/	919	*/
838	if (!type)	920	if (!type)
839	type = AT_PHYSICAL;	921	type = AT_PHYSICAL;
840		922
841	/* Handle monsters that hit back */	923	/* Handle monsters that hit back */
842	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])
843	{	925	{
844	if (op->attacktype & AT_ACID && hitter->type == PLAYER)	926	if (op->attacktype & AT_ACID && hitter->type == PLAYER)
845	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");
846		928
847	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);
…		…
873	}	955	}
874		956
875	int	957	int
876	attack_ob (object *op, object *hitter)	958	attack_ob (object *op, object *hitter)
877	{	959	{
878	hitter = hitter->head_ ();
879
880	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);
881	}	961	}
882		962
883	/* op is the arrow, tmp is what is stopping the arrow.	963	/* op is the arrow, tmp is what is stopping the arrow.
884	*	964	*
885	* 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.
…		…
993		1073
994	return 0;	1074	return 0;
995	}	1075	}
996		1076
997	if (hit_something && op->speed >= 10.0)	1077	if (hit_something && op->speed >= 10.0)
998	op->speed -= 1.0;	1078	op->set_speed (op->speed - 1.f);
999		1079
1000	/* Missile missed victim - reassemble missile */	1080	/* Missile missed victim - reassemble missile */
1001	if (container)	1081	if (container)
1002	{	1082	{
1003	hitter->remove ();	1083	hitter->remove ();
…		…
1005	}	1085	}
1006		1086
1007	return op;	1087	return op;
1008	}	1088	}
1009		1089
1010	void	1090	static void
1011	tear_down_wall (object *op)	1091	tear_down_wall (object *op)
1012	{	1092	{
1013	if (!op->stats.maxhp)	1093	if (!op->stats.maxhp)
1014	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);
1015	else if (!op->has_anim ())	1095	else if (!op->has_anim ())
…		…
1044	op->flag [FLAG_ALIVE] = false;	1124	op->flag [FLAG_ALIVE] = false;
1045	}	1125	}
1046	}	1126	}
1047	}	1127	}
1048		1128
1049	void	1129	static void
1050	scare_creature (object *target, object *hitter)	1130	scare_creature (object *target, object *hitter)
1051	{	1131	{
1052	target->flag [FLAG_SCARED] = true;	1132	target->flag [FLAG_SCARED] = true;
1053		1133
1054	if (!target->enemy)	1134	if (!target->enemy)
1055	target->enemy = hitter->outer_owner ();	1135	target->enemy = hitter->outer_owner ();
1056	}
1057
1058	/* This returns the amount of damage hitter does to op with the
1059	* appropriate attacktype. Only 1 attacktype should be set at a time.
1060	* This doesn't damage the player, but returns how much it should
1061	* take. However, it will do other effects (paralyzation, slow, etc.)
1062	* Note - changed for PR code - we now pass the attack number and not
1063	* the attacktype. Makes it easier for the PR code. */
1064	int
1065	hit_player_attacktype (object *op, object *hitter, int dam, uint32 attacknum, int magic)
1066	{
1067	int doesnt_slay = 1;
1068
1069	/* Catch anyone that may be trying to send us a bitmask instead of the number */
1070	if (attacknum >= NROFATTACKS)
1071	{
1072	LOG (llevError, "hit_player_attacktype: Invalid attacknumber passed: %u\n", attacknum);
1073	return 0;
1074	}
1075
1076	if (dam < 0)
1077	{
1078	LOG (llevError, "hit_player_attacktype called with negative damage %d (hitter %s, target %s)\n",
1079	dam, hitter->debug_desc (), op->debug_desc ());
1080	return 0;
1081	}
1082
1083	/* AT_INTERNAL is supposed to do exactly dam. Put a case here so
1084	* people can't mess with that or it otherwise get confused. */
1085	if (attacknum == ATNR_INTERNAL)
1086	return dam;
1087
1088	if (hitter->slaying)
1089	{
1090	if ((op->race && hitter->slaying.contains (op->race))
1091	|| (op->arch && op->arch->archname.contains (hitter->slaying)))
1092	{
1093	doesnt_slay = 0;
1094	dam *= 3;
1095	}
1096	}
1097
1098	/* Adjust the damage for resistance. Note that neg. values increase damage. */
1099	if (op->resist[attacknum])
1100	{
1101	/* basically: dam = dam*(100-op->resist[attacknum])/100;
1102	* in case 0>dam>1, we try to "simulate" a float value-effect */
1103	dam *= (100 - op->resist[attacknum]);
1104	if (dam >= 100)
1105	dam /= 100;
1106	else
1107	dam = (dam > (random_roll (0, 99, op, PREFER_LOW))) ? 1 : 0;
1108	}
1109
1110	/* Special hack. By default, if immune to something, you
1111	* shouldn't need to worry. However, acid is an exception, since
1112	* it can still damage your items. Only include attacktypes if
1113	* special processing is needed */
1114
1115	if (op->resist[attacknum] >= 100
1116	&& doesnt_slay
1117	&& attacknum != ATNR_ACID)
1118	return 0;
1119
1120	/* Keep this in order - makes things easier to find */
1121
1122	switch (attacknum)
1123	{
1124	case ATNR_PHYSICAL:
1125	/* here also check for diseases */
1126	check_physically_infect (op, hitter);
1127	break;
1128
1129	/* Don't need to do anything for:
1130	magic,
1131	fire,
1132	electricity,
1133	cold */
1134
1135	case ATNR_CONFUSION:
1136	case ATNR_POISON:
1137	case ATNR_SLOW:
1138	case ATNR_PARALYZE:
1139	case ATNR_FEAR:
1140	case ATNR_CANCELLATION:
1141	case ATNR_DEPLETE:
1142	case ATNR_BLIND:
1143	{
1144	/* chance for inflicting a special attack depends on the
1145	* difference between attacker's and defender's level
1146	*/
1147	int level_diff = MIN (110, MAX (0, op->level - hitter->level));
1148
1149	/* First, only creatures/players with speed can be affected.
1150	* Second, just getting hit doesn't mean it always affects
1151	* you. Third, you still get a saving through against the
1152	* effect.
1153	*/
1154	if (op->speed &&
1155	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&
1156	!(rndm (0, (attacknum == ATNR_SLOW ? 6 : 3) - 1)) && !did_make_save (op, level_diff, op->resist[attacknum] / 10))
1157	{
1158
1159	/* Player has been hit by something */
1160	if (attacknum == ATNR_CONFUSION)
1161	confuse_player (op, hitter, dam);
1162	else if (attacknum == ATNR_POISON)
1163	poison_player (op, hitter, dam);
1164	else if (attacknum == ATNR_SLOW)
1165	slow_player (op, hitter, dam);
1166	else if (attacknum == ATNR_PARALYZE)
1167	paralyze_player (op, hitter, dam);
1168	else if (attacknum == ATNR_FEAR)
1169	scare_creature (op, hitter);
1170	else if (attacknum == ATNR_CANCELLATION)
1171	cancellation (op);
1172	else if (attacknum == ATNR_DEPLETE)
1173	op->drain_stat ();
1174	else if (attacknum == ATNR_BLIND && !QUERY_FLAG (op, FLAG_UNDEAD) && !QUERY_FLAG (op, FLAG_GENERATOR))
1175	blind_player (op, hitter, dam);
1176	}
1177
1178	dam = 0; /* These are all effects and don't do real damage */
1179	}
1180	break;
1181
1182	case ATNR_ACID:
1183	{
1184	int flag = 0;
1185
1186	/* Items only get corroded if you're not on a battleground and
1187	* if your acid resistance is below 50%. */
1188	if (!op_on_battleground (op, NULL, NULL) && (op->resist[ATNR_ACID] < 50))
1189	{
1190	for (object *tmp = op->inv; tmp; tmp = tmp->below)
1191	{
1192	if (tmp->invisible)
1193	continue;
1194	if (!QUERY_FLAG (tmp, FLAG_APPLIED) || (tmp->resist[ATNR_ACID] >= 10))
1195	/* >= 10% acid res. on items will protect these */
1196	continue;
1197	if (!(tmp->materials & M_IRON))
1198	continue;
1199	if (tmp->magic < -4) /* Let's stop at -5 */
1200	continue;
1201	if (tmp->type == RING
1202	/* removed boots and gloves from exclusion list in PR */
1203	|| tmp->type == GIRDLE
1204	|| tmp->type == AMULET
1205	|| tmp->type == WAND
1206	|| tmp->type == ROD
1207	|| tmp->type == HORN)
1208	continue; /* To avoid some strange effects */
1209
1210	/* High damage acid has better chance of corroding
1211	objects */
1212	if (rndm (0, dam + 4) > random_roll (0, 39, op, PREFER_HIGH) + 2 * tmp->magic)
1213	{
1214	flag = 1;
1215	tmp->magic--;
1216
1217	if (object *pl = tmp->visible_to ())
1218	{
1219	/* Make this more visible */
1220	new_draw_info_format (NDI_UNIQUE | NDI_RED, 0, pl,
1221	"The %s's acid corrodes your %s!", query_name (hitter), query_name (tmp));
1222
1223	esrv_send_item (op, tmp); //TODO: UPD_NAME should be enough (it's enough in other cases)
1224	}
1225	}
1226	}
1227
1228	if (flag)
1229	op->update_stats (); /* Something was corroded */
1230	}
1231	}
1232	break;
1233
1234	case ATNR_DRAIN:
1235	{
1236	/* rate is the proportion of exp drained. High rate means
1237	* not much is drained, low rate means a lot is drained.
1238	*/
1239	int rate;
1240
1241	if (op->resist[ATNR_DRAIN] >= 0)
1242	rate = 400 + op->resist[ATNR_DRAIN] * 3;
1243	else
1244	rate = 400 * 100 / (100 - op->resist[ATNR_DRAIN]);
1245
1246	if (op->stats.exp <= rate)
1247	{
1248	if (op->type == GOLEM)
1249	dam = 999; /* Its force is "sucked" away. 8) */
1250	else
1251	/* If we can't drain, lets try to do physical damage */
1252	dam = hit_player_attacktype (op, hitter, dam, ATNR_PHYSICAL, magic);
1253	}
1254	else
1255	{
1256	/* Randomly give the hitter some hp */
1257	if (hitter->stats.hp < hitter->stats.maxhp &&
1258	(op->level > hitter->level) && random_roll (0, (op->level - hitter->level + 2), hitter, PREFER_HIGH) > 3)
1259	hitter->stats.hp++;
1260
1261	/* Can't do drains on battleground spaces.
1262	* Move the wiz check up here - before, the hitter wouldn't gain exp
1263	* exp, but the wiz would still lose exp! If drainee is a wiz,
1264	* nothing happens.
1265	* Try to credit the owner. We try to display player -> player drain
1266	* attacks, hence all the != PLAYER checks.
1267	*/
1268	if (!op_on_battleground (hitter, NULL, NULL) && !QUERY_FLAG (op, FLAG_WIZ))
1269	{
1270	object *owner = hitter->owner;
1271
1272	if (owner && owner != hitter)
1273	{
1274	if (op->type != PLAYER || owner->type != PLAYER)
1275	change_exp (owner, op->stats.exp / (rate * 2),
1276	hitter->chosen_skill ? hitter->chosen_skill->skill : (const char *) 0, SK_EXP_TOTAL);
1277	}
1278	else if (op->type != PLAYER || hitter->type != PLAYER)
1279	change_exp (hitter, op->stats.exp / (rate * 2),
1280	hitter->chosen_skill ? hitter->chosen_skill->skill : (const char *) 0, 0);
1281
1282	change_exp (op, -op->stats.exp / rate, NULL, 0);
1283	}
1284
1285	dam = 1; /* Drain is an effect. Still return 1 - otherwise, if you have pure
1286	* drain attack, you won't know that you are actually sucking out EXP,
1287	* as the messages will say you missed
1288	*/
1289	}
1290	}
1291	break;
1292
1293	case ATNR_TURN_UNDEAD:
1294	{
1295	if (QUERY_FLAG (op, FLAG_UNDEAD))
1296	{
1297	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
1298	object *god = find_god (determine_god (owner));
1299	int div = 1;
1300
1301	/* if undead are not an enemy of your god, you turn them
1302	* at half strength */
1303	if (!god || !god->slaying.contains (shstr_undead))
1304	div = 2;
1305
1306	/* Give a bonus if you resist turn undead */
1307	if (op->level * div < (turn_bonus[owner->stats.Wis] + owner->level + (op->resist[ATNR_TURN_UNDEAD] / 100)))
1308	scare_creature (op, owner);
1309	}
1310	else
1311	dam = 0; /* don't damage non undead - should we damage
1312	undead? */
1313	}
1314	break;
1315
1316	case ATNR_DEATH:
1317	deathstrike_player (op, hitter, &dam);
1318	break;
1319
1320	case ATNR_CHAOS:
1321	LOG (llevError, "%s was hit by %s with non-specific chaos.\n", op->debug_desc (), hitter->debug_desc ());
1322	dam = 0;
1323	break;
1324
1325	case ATNR_COUNTERSPELL:
1326	LOG (llevError, "%s was hit by %s with counterspell attack.\n", op->debug_desc (), hitter->debug_desc ());
1327	dam = 0;
1328	/* This should never happen. Counterspell is handled
1329	* seperately and filtered out. If this does happen,
1330	* Counterspell has no effect on anything but spells, so it
1331	* does no damage. */
1332	break;
1333
1334	case ATNR_HOLYWORD:
1335	{
1336	/* This has already been handled by hit_player,
1337	* no need to check twice -- DAMN */
1338	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
1339
1340	/* As with turn undead above, give a bonus on the saving throw */
1341	if ((op->level + (op->resist[ATNR_HOLYWORD] / 100)) < owner->level + turn_bonus[owner->stats.Wis])
1342	scare_creature (op, owner);
1343	}
1344	break;
1345
1346	case ATNR_LIFE_STEALING:
1347	{
1348	int new_hp;
1349
1350	/* this is replacement to drain for players, instead of taking
1351	* exp it takes hp. It is geared for players, probably not
1352	* much use giving it to monsters
1353	*
1354	* life stealing doesn't do a lot of damage, but it gives the
1355	* damage it does do to the player. Given that,
1356	* it only does 1/10'th normal damage (hence the divide by
1357	* 1000).
1358	*/
1359	/* You can't steal life from something undead */
1360	if ((op->type == GOLEM) || (QUERY_FLAG (op, FLAG_UNDEAD)))
1361	return 0;
1362
1363	/* If drain protection is higher than life stealing, use that */
1364	if (op->resist[ATNR_DRAIN] >= op->resist[ATNR_LIFE_STEALING])
1365	dam = (dam * (100 - op->resist[ATNR_DRAIN])) / 3000;
1366	else
1367	dam = (dam * (100 - op->resist[ATNR_LIFE_STEALING])) / 3000;
1368
1369	/* You die at -1 hp, not zero. */
1370	if (dam > (op->stats.hp + 1))
1371	dam = op->stats.hp + 1;
1372
1373	new_hp = hitter->stats.hp + dam;
1374	if (new_hp > hitter->stats.maxhp)
1375	new_hp = hitter->stats.maxhp;
1376
1377	if (new_hp > hitter->stats.hp)
1378	hitter->stats.hp = new_hp;
1379	}
1380	}
1381
1382	return dam;
1383	}	1136	}
1384		1137
1385	/* 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
1386	* allow script procedures to "kill" objects in a combat-like fashion.	1139	* allow script procedures to "kill" objects in a combat-like fashion.
1387	* 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
…		…
1398	* MSW 2002-07-17	1151	* MSW 2002-07-17
1399	*/	1152	*/
1400	int	1153	int
1401	kill_object (object *op, int dam, object *hitter, int type)	1154	kill_object (object *op, int dam, object *hitter, int type)
1402	{	1155	{
1403	char buf[MAX_BUF];
1404	shstr skill;	1156	shstr skill;
1405	int maxdam = 0;	1157	int maxdam = 0;
1406	int battleg = 0; /* true if op standing on battleground */	1158	int battleg = 0; /* true if op standing on battleground */
1407	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 */
1408	object *owner = 0;	1160	object *owner = 0;
…		…
1418	* this creature. The function(s) that call us have already	1170	* this creature. The function(s) that call us have already
1419	* adjusted the creatures HP total, so that is negative.	1171	* adjusted the creatures HP total, so that is negative.
1420	*/	1172	*/
1421	maxdam = dam + op->stats.hp + 1;	1173	maxdam = dam + op->stats.hp + 1;
1422		1174
1423	if (QUERY_FLAG (op, FLAG_BLOCKSVIEW))	1175	if (op->flag [FLAG_BLOCKSVIEW])
1424	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 */
1425		1177
1426	if (op->type == DOOR)	1178	if (op->type == DOOR)
1427	{	1179	{
1428	op->set_speed (0.1f);	1180	op->set_speed (0.1f);
1429	op->speed_left = -0.05f;	1181	op->speed_left = -0.05f;
1430	return maxdam;	1182	return maxdam;
1431	}	1183	}
1432		1184
1433	if (QUERY_FLAG (op, FLAG_FRIENDLY) && op->type != PLAYER)	1185	if (op->flag [FLAG_FRIENDLY] && op->type != PLAYER)
1434	{	1186	{
1435	op->drop_and_destroy ();	1187	op->drop_and_destroy ();
1436	return maxdam;	1188	return maxdam;
1437	}	1189	}
1438		1190
…		…
1505	else if (owner->chosen_skill)	1257	else if (owner->chosen_skill)
1506	{	1258	{
1507	skop = owner->chosen_skill;	1259	skop = owner->chosen_skill;
1508	skill = skop->skill;	1260	skill = skop->skill;
1509	}	1261	}
1510	else if (QUERY_FLAG (owner, FLAG_READY_WEAPON) && owner->current_weapon)	1262	else if (owner->flag [FLAG_READY_WEAPON] && owner->current_weapon)
1511	skill = owner->current_weapon->skill;	1263	skill = owner->current_weapon->skill;
1512	else	1264	else
1513	{	1265	{
		1266	LOG (llevError | logBacktrace,
1514	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"
1515	"op: %s\n" "hitter: %s\n" "owner: %s\n",	1268	"op: %s\n" "hitter: %s\n" "op: %s\n",
1516	owner->debug_desc (), hitter->debug_desc (), op->debug_desc ());	1269	op->debug_desc (), hitter->debug_desc (), op->debug_desc ());
1517	skill = 0;	1270	skill = 0;
1518	}	1271	}
1519		1272
1520	/* 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
1521	* 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!
…		…
1531		1284
1532	if (!skill && skop)	1285	if (!skill && skop)
1533	skill = skop->skill;	1286	skill = skop->skill;
1534		1287
1535	/* If you didn't kill yourself, and your not the wizard */	1288	/* If you didn't kill yourself, and your not the wizard */
1536	if (owner != op && !QUERY_FLAG (op, FLAG_WIZ))	1289	if (owner != op && !op->flag [FLAG_WIZ])
1537	{	1290	{
1538	int exp;	1291	int exp;
1539		1292
1540	/* Really don't give much experience for killing other players */	1293	/* Really don't give much experience for killing other players */
1541	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously	1294	// schmorp: temporarily? reduce the amount of exp gained for pking enourmously
1542	if (op->type == PLAYER)
1543	{
1544	if (battleg)	1295	if (battleg)
		1296	{
		1297	if (op->is_player ())
1545	{	1298	{
1546	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");	1299	new_draw_info (NDI_UNIQUE, 0, owner, "Your foe has fallen!");
1547	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");	1300	new_draw_info (NDI_UNIQUE, 0, owner, "VICTORY!!!");
1548	}	1301	}
1549	else	1302
		1303	exp = 0;
		1304	}
		1305	else if (op->is_player ())
1550	exp = op->stats.exp / 1000;	1306	exp = op->stats.exp / 1000;
1551	}
1552	else	1307	else
1553	exp = calc_skill_exp (owner, op, skop);	1308	exp = calc_skill_exp (owner, op, skop);
1554
1555	/* if op is standing on "battleground" (arena), no way to gain
1556	* exp by killing him
1557	*/
1558	if (battleg)
1559	exp = 0;
1560		1309
1561	/* 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
1562	* sense to just divide everything by two for no reason.	1311	* sense to just divide everything by two for no reason.
1563	*/	1312	*/
1564		1313
…		…
1602	} /* else part of a party */	1351	} /* else part of a party */
1603	} /* end if person didn't kill himself */	1352	} /* end if person didn't kill himself */
1604		1353
1605	if (op->type != PLAYER)	1354	if (op->type != PLAYER)
1606	{	1355	{
1607	if (QUERY_FLAG (op, FLAG_FRIENDLY))	1356	if (op->flag [FLAG_FRIENDLY])
1608	{	1357	{
1609	object *owner1 = op->owner;	1358	object *owner1 = op->owner;
1610		1359
1611	if (owner1 && owner1->type == PLAYER)	1360	if (owner1 && owner1->type == PLAYER)
1612	{	1361	{
…		…
1673	* modify it.	1422	* modify it.
1674	*/	1423	*/
1675	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack	1424	/* Oct 95 - altered the following slightly for MULTIPLE_GODS hack
1676	* which needs new attacktype AT_HOLYWORD to work . b.t. */	1425	* which needs new attacktype AT_HOLYWORD to work . b.t. */
1677	int	1426	int
1678	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)
1679	{	1428	{
1680	int maxdam = 0, ndam = 0, attacktype = 1, magic = (type & AT_MAGIC);	1429	int magic = type & AT_MAGIC;
1681	int maxattacktype, attacknum;
1682	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;
1683	int simple_attack;	1433	int simple_attack;
1684	int rtn_kill = 0;	1434	int rtn_kill = 0;
1685	int friendlyfire;	1435	int friendlyfire;
1686		1436
1687	if (get_attack_mode (&op, &hitter, &simple_attack))	1437	if (get_attack_mode (&op, &hitter, &simple_attack))
1688	return 0;	1438	return 0;
1689		1439
1690	/* 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 */
1691	if (QUERY_FLAG (op, FLAG_WIZ) || QUERY_FLAG (op, FLAG_NO_DAMAGE))	1441	if (op->flag [FLAG_WIZ] || op->flag [FLAG_NO_DAMAGE])
1692	return 0;	1442	return 0;
1693		1443
1694	// only allow pk for hostile players	1444	// only allow pk for hostile players
1695	if (op->type == PLAYER)	1445	if (op->type == PLAYER)
1696	{	1446	{
…		…
1738		1488
1739	break;	1489	break;
1740	}	1490	}
1741	}	1491	}
1742		1492
1743	if (!QUERY_FLAG (op, FLAG_ALIVE) || op->stats.hp < 0)	1493	if (!op->flag [FLAG_ALIVE] || op->stats.hp < 0)
1744	{	1494	{
1745	/* 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
1746	* destroyed() check above doesn't return, and might get here.	1496	* destroyed() check above doesn't return, and might get here.
1747	*/	1497	*/
1748		1498
…		…
1789	object *god;	1539	object *god;
1790		1540
1791	if ((!hitter->slaying	1541	if ((!hitter->slaying
1792	|| (!(op->race && hitter->slaying.contains (op->race))	1542	|| (!(op->race && hitter->slaying.contains (op->race))
1793	&& !(op->name && hitter->slaying.contains (op->name))))	1543	&& !(op->name && hitter->slaying.contains (op->name))))
1794	&& (!QUERY_FLAG (op, FLAG_UNDEAD)	1544	&& (!op->flag [FLAG_UNDEAD]
1795	|| (hitter->title	1545	|| (hitter->title
1796	&& (god = find_god (determine_god (hitter))) != NULL	1546	&& (god = find_god (determine_god (hitter))) != NULL
1797	&& god->race.contains (shstr_undead))))	1547	&& god->race.contains (shstr_undead))))
1798	return 0;	1548	return 0;
1799	}	1549	}
1800		1550
1801	maxattacktype = type; /* initialise this to something */	1551	maxattacktype = type; /* initialise this to something */
1802	for (attacknum = 0; attacknum < NROFATTACKS; attacknum++, attacktype = 1 << attacknum)	1552	for_all_bits_sparse_32 (type, attacknum)
1803	{	1553	{
		1554	uint32_t attacktype = 1 << attacknum;
		1555
1804	/* 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
1805	* attack types. As such, skip it over. However, if magic is	1557	* attack types. As such, skip it over. However, if magic is
1806	* the only attacktype in the group, then still attack with it	1558	* the only attacktype in the group, then still attack with it
1807	*/	1559	*/
1808	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))	1560	if ((attacktype == AT_MAGIC) && (type & ~AT_MAGIC))
…		…
1811	/* 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.
1812	* hit_player_attacktype only figures out the damage, doesn't inflict	1564	* hit_player_attacktype only figures out the damage, doesn't inflict
1813	* it. It will do the appropriate action for attacktypes with	1565	* it. It will do the appropriate action for attacktypes with
1814	* effects (slow, paralization, etc.	1566	* effects (slow, paralization, etc.
1815	*/	1567	*/
1816	if (type & attacktype)
1817	{
1818	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);	1568	ndam = hit_player_attacktype (op, hitter, dam, attacknum, magic);
		1569
1819	/* the >= causes us to prefer messages from special attacks, if	1570	/* the >= causes us to prefer messages from special attacks, if
1820	* the damage is equal.	1571	* the damage is equal.
1821	*/	1572	*/
1822	if (ndam >= maxdam)	1573	if (ndam >= maxdam)
1823	{	1574	{
1824	maxdam = ndam;	1575	maxdam = ndam;
1825	maxattacktype = 1 << attacknum;	1576	maxattacktype = 1 << attacknum;
1826	}
1827	}	1577	}
1828	}	1578	}
1829		1579
1830	/* 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
1831	* 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
…		…
1871	// 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
1872	// for an non-active objetc to know its enemy.	1622	// for an non-active objetc to know its enemy.
1873	if (op->active)	1623	if (op->active)
1874	if (hitter->owner)	1624	if (hitter->owner)
1875	op->enemy = hitter->owner;	1625	op->enemy = hitter->owner;
1876	else if (QUERY_FLAG (hitter, FLAG_ALIVE))	1626	else if (hitter->flag [FLAG_ALIVE])
1877	op->enemy = hitter;	1627	op->enemy = hitter;
1878		1628
1879	if (QUERY_FLAG (op, FLAG_UNAGGRESSIVE) && op->type != PLAYER)	1629	if (op->flag [FLAG_UNAGGRESSIVE] && op->type != PLAYER)
1880	{	1630	{
1881	/* The unaggressives look after themselves 8) */	1631	/* The unaggressives look after themselves 8) */
1882	CLEAR_FLAG (op, FLAG_UNAGGRESSIVE);	1632	op->clr_flag (FLAG_UNAGGRESSIVE);
1883	npc_call_help (op);	1633	npc_call_help (op);
1884	}	1634	}
1885		1635
1886	if (magic && did_make_save (op, op->level, 0))	1636	if (magic && did_make_save (op, op->level, 0))
1887	maxdam = maxdam / 2;	1637	maxdam = maxdam / 2;
…		…
1889	attack_message (maxdam, maxattacktype, op, hitter);	1639	attack_message (maxdam, maxattacktype, op, hitter);
1890		1640
1891	op->stats.hp -= maxdam;	1641	op->stats.hp -= maxdam;
1892		1642
1893	/* Eneq(@csd.uu.se): Check to see if monster runs away. */	1643	/* Eneq(@csd.uu.se): Check to see if monster runs away. */
1894	if ((op->stats.hp >= 0) &&	1644	if (op->stats.hp >= 0
1895	(QUERY_FLAG (op, FLAG_MONSTER) || op->type == PLAYER) &&	1645	&& (op->flag [FLAG_MONSTER] || op->type == PLAYER)
1896	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)
1897	{	1647	{
1898		1648
1899	if (QUERY_FLAG (op, FLAG_MONSTER))	1649	if (op->flag [FLAG_MONSTER])
1900	SET_FLAG (op, FLAG_RUN_AWAY);	1650	op->set_flag (FLAG_RUN_AWAY);
1901	else	1651	else
1902	scare_creature (op, hitter);	1652	scare_creature (op, hitter);
1903	}	1653	}
1904		1654
1905	if (QUERY_FLAG (op, FLAG_TEAR_DOWN))	1655	if (op->flag [FLAG_TEAR_DOWN])
1906	{	1656	{
1907	if (maxdam)	1657	if (maxdam)
1908	tear_down_wall (op);	1658	tear_down_wall (op);
1909		1659
1910	return maxdam; /* nothing more to do for wall */	1660	return maxdam; /* nothing more to do for wall */
…		…
1917		1667
1918	/* 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
1919	* that before if the player was immune to ghosthit, the monster	1669	* that before if the player was immune to ghosthit, the monster
1920	* remained - that is no longer the case.	1670	* remained - that is no longer the case.
1921	*/	1671	*/
1922	if (QUERY_FLAG (hitter, FLAG_ONE_HIT))	1672	if (hitter->flag [FLAG_ONE_HIT])
1923	hitter->drop_and_destroy ();	1673	hitter->drop_and_destroy ();
1924	/* Lets handle creatures that are splitting now */	1674	/* Lets handle creatures that are splitting now */
1925	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])
1926	{	1676	{
1927	int i;
1928	int friendly = QUERY_FLAG (op, FLAG_FRIENDLY);	1677	int friendly = op->flag [FLAG_FRIENDLY];
1929	int unaggressive = QUERY_FLAG (op, FLAG_UNAGGRESSIVE);	1678	int unaggressive = op->flag [FLAG_UNAGGRESSIVE];
1930	object *owner = op->owner;	1679	object *owner = op->owner;
1931		1680
1932	if (!op->other_arch)	1681	if (!op->other_arch)
1933	{	1682	{
1934	LOG (llevError, "SPLITTING without other_arch error.\n");	1683	LOG (llevError, "SPLITTING without other_arch error.\n");
1935	return maxdam;	1684	return maxdam;
1936	}	1685	}
1937		1686
1938	op->remove ();	1687	op->remove ();
1939		1688
1940	for (i = 0; i < op->stats.food; i++)	1689	for (int i = 0; i < op->stats.food; i++)
1941	{ /* This doesn't handle op->more yet */	1690	{ /* This doesn't handle op->more yet */
1942	object *tmp = arch_to_object (op->other_arch);	1691	object *tmp = op->other_arch->instance ();
1943	int j;
1944		1692
1945	tmp->stats.hp = op->stats.hp;	1693	tmp->stats.hp = op->stats.hp;
1946		1694
1947	if (friendly)	1695	if (friendly)
1948	{	1696	{
…		…
1952	if (owner)	1700	if (owner)
1953	tmp->set_owner (owner);	1701	tmp->set_owner (owner);
1954	}	1702	}
1955		1703
1956	if (unaggressive)	1704	if (unaggressive)
1957	SET_FLAG (tmp, FLAG_UNAGGRESSIVE);	1705	tmp->set_flag (FLAG_UNAGGRESSIVE);
1958		1706
1959	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);
1960		1708
1961	if (j == -1) /* No spot to put this monster */	1709	if (j == -1) /* No spot to put this monster */
1962	tmp->destroy ();	1710	tmp->destroy ();
1963	else	1711	else
1964	{	1712	{
…		…
1973	hitter->drop_and_destroy ();	1721	hitter->drop_and_destroy ();
1974		1722
1975	return maxdam;	1723	return maxdam;
1976	}	1724	}
1977		1725
1978	void	1726	static void
1979	poison_player (object *op, object *hitter, int dam)	1727	poison_player (object *op, object *hitter, int dam)
1980	{	1728	{
1981	archetype *at = archetype::find ("poisoning");	1729	archetype *at = archetype::find (shstr_poisoning);
1982	object *tmp = present_arch_in_ob (at, op);	1730	object *tmp = present_arch_in_ob (at, op);
1983		1731
1984	if (tmp == NULL)	1732	if (!tmp)
1985	{	1733	{
1986	if ((tmp = arch_to_object (at)) == NULL)	1734	tmp = insert_ob_in_ob (at->instance (), op);
1987	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;
1988	else	1745	else
1989	{
1990	tmp = insert_ob_in_ob (tmp, op);
1991	/* peterm: give poisoning some teeth. It should
1992	* be able to kill things better than it does:
1993	* damage should be dependent something--I choose to
1994	* do this: if it's a monster, the damage from the
1995	* poisoning goes as the level of the monster/2.
1996	* If anything else, goes as damage.
1997	*/
1998
1999	if (QUERY_FLAG (hitter, FLAG_ALIVE))
2000	tmp->stats.dam += hitter->level / 2;
2001	else
2002	tmp->stats.dam = dam;	1746	tmp->stats.dam = dam;
2003		1747
2004	tmp->set_owner (hitter); /* so we get credit for poisoning kills */	1748	tmp->set_owner (hitter); /* so we get credit for poisoning kills */
2005	if (hitter->skill && hitter->skill != tmp->skill)	1749	if (hitter->skill && hitter->skill != tmp->skill)
2006	{
2007	tmp->skill = hitter->skill;	1750	tmp->skill = hitter->skill;
2008	}
2009		1751
2010	tmp->stats.food += dam; /* more damage, longer poisoning */	1752	tmp->stats.food += dam; /* more damage, longer poisoning */
2011		1753
2012	if (op->type == PLAYER)	1754	if (op->type == PLAYER)
2013	{	1755	{
2014	/* player looses stats, maximum is -10 of each */	1756	/* player looses stats, maximum is -10 of each */
2015	tmp->stats.Con = MAX (-(dam / 4 + 1), -10);	1757	tmp->stats.Con = max (-(dam / 4 + 1), -10);
2016	tmp->stats.Str = MAX (-(dam / 3 + 2), -10);	1758	tmp->stats.Str = max (-(dam / 3 + 2), -10);
2017	tmp->stats.Dex = MAX (-(dam / 6 + 1), -10);	1759	tmp->stats.Dex = max (-(dam / 6 + 1), -10);
2018	tmp->stats.Int = MAX (-dam / 7, -10);	1760	tmp->stats.Int = max (-(dam / 7 ), -10);
2019	SET_FLAG (tmp, FLAG_APPLIED);	1761	tmp->set_flag (FLAG_APPLIED);
2020	op->update_stats ();	1762	op->update_stats ();
2021	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.");
2022	op->play_sound (tmp->sound);	1764	op->play_sound (tmp->sound);
2023	}	1765	}
2024		1766
2025	if (hitter->type == PLAYER)	1767	if (hitter->type == PLAYER)
2026	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);
2027	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)	1769	else if (hitter->owner != NULL && hitter->owner->type == PLAYER)
2028	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);
2029	}
2030		1771
2031	tmp->speed_left = 0;	1772	tmp->speed_left = 0;
2032	}	1773	}
2033	else	1774	else
2034	tmp->stats.food++;	1775	tmp->stats.food++;
2035	}	1776	}
2036		1777
2037	void	1778	static void
2038	slow_player (object *op, object *hitter, int dam)	1779	slow_player (object *op, object *hitter, int dam)
2039	{	1780	{
2040	archetype *at = archetype::find ("slowness");	1781	archetype *at = archetype::find (shstr_slowness);
2041	object *tmp;	1782	object *tmp;
2042		1783
2043	if (at == NULL)	1784	if (!at)
2044	LOG (llevError, "Can't find slowness archetype.\n");	1785	LOG (llevError, "Can't find slowness archetype.\n");
2045		1786
2046	if ((tmp = present_arch_in_ob (at, op)) == NULL)	1787	if ((tmp = present_arch_in_ob (at, op)) == NULL)
2047	{	1788	{
2048	tmp = arch_to_object (at);	1789	tmp = at->instance ();
2049	tmp = insert_ob_in_ob (tmp, op);	1790	tmp = insert_ob_in_ob (tmp, op);
2050	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!");
2051	}	1792	}
2052	else	1793	else
2053	tmp->stats.food++;	1794	tmp->stats.food++;
2054		1795
2055	SET_FLAG (tmp, FLAG_APPLIED);	1796	tmp->set_flag (FLAG_APPLIED);
2056	tmp->speed_left = 0;	1797	tmp->speed_left = 0;
2057	op->update_stats ();	1798	op->update_stats ();
2058	}	1799	}
2059		1800
2060	void	1801	void
2061	confuse_player (object *op, object *hitter, int dam)	1802	confuse_player (object *op, object *hitter, int dam)
2062	{	1803	{
2063	object *tmp;	1804	object *tmp;
2064	int maxduration;	1805	int maxduration;
2065		1806
2066	tmp = present_in_ob_by_name (FORCE, "confusion", op);	1807	tmp = present_in_ob_by_name (FORCE, shstr_confusion, op);
2067	if (!tmp)	1808	if (!tmp)
2068	{	1809	{
2069	tmp = get_archetype (FORCE_NAME);	1810	tmp = archetype::get (FORCE_NAME);
2070	tmp = insert_ob_in_ob (tmp, op);	1811	tmp = insert_ob_in_ob (tmp, op);
2071	}	1812	}
2072		1813
2073	/* Duration added per hit and max. duration of confusion both depend	1814	/* Duration added per hit and max. duration of confusion both depend
2074	* on the player's resistance	1815	* on the player's resistance
2075	*/	1816	*/
2076	tmp->speed = 0.05;	1817	tmp->set_speed (0.05);
2077	tmp->subtype = FORCE_CONFUSION;	1818	tmp->subtype = FORCE_CONFUSION;
2078	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);
2079	tmp->name = "confusion";	1820	tmp->name = shstr_confusion;
2080	maxduration = MAX (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);	1821	maxduration = max (2, 30 * (100 - op->resist[ATNR_CONFUSION]) / 100);
2081		1822
2082	if (tmp->duration > maxduration)	1823	if (tmp->duration > maxduration)
2083	tmp->duration = maxduration;	1824	tmp->duration = maxduration;
2084		1825
2085	if (op->type == PLAYER && !QUERY_FLAG (op, FLAG_CONFUSED))	1826	if (op->type == PLAYER && !op->flag [FLAG_CONFUSED])
2086	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!");
2087		1828
2088	SET_FLAG (op, FLAG_CONFUSED);	1829	op->set_flag (FLAG_CONFUSED);
2089	}	1830	}
2090		1831
2091	void	1832	void
2092	blind_player (object *op, object *hitter, int dam)	1833	blind_player (object *op, object *hitter, int dam)
2093	{	1834	{
2094	object *tmp, *owner;
2095
2096	/* 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 */
2097	if (op->resist[ATNR_BLIND] == 100)	1836	if (op->resist[ATNR_BLIND] == 100)
2098	return;	1837	return;
2099		1838
2100	tmp = present_in_ob (BLINDNESS, op);	1839	object *tmp = present_in_ob (BLINDNESS, op);
2101	if (!tmp)	1840	if (!tmp)
2102	{	1841	{
2103	tmp = get_archetype ("blindness");	1842	tmp = archetype::get (shstr_blindness);
2104	SET_FLAG (tmp, FLAG_BLIND);	1843	tmp->set_flag (FLAG_BLIND);
2105	SET_FLAG (tmp, FLAG_APPLIED);	1844	tmp->set_flag (FLAG_APPLIED);
2106	/* 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.
2107	* speed is a float anyways.	1846	tmp->set_speed (lerp<float> (op->resist [ATNR_BLIND], 0, 100, tmp->speed, MIN_ACTIVE_SPEED));
2108	*/
2109	tmp->speed = tmp->speed * (100.0 - (float) op->resist[ATNR_BLIND]) / 100;
2110		1847
2111	tmp = insert_ob_in_ob (tmp, op);	1848	tmp = insert_ob_in_ob (tmp, op);
2112	change_abil (op, tmp); /* Mostly to display any messages */	1849	change_abil (op, tmp); /* Mostly to display any messages */
2113	op->update_stats (); /* This takes care of some other stuff */	1850	op->update_stats (); /* This takes care of some other stuff */
2114		1851
2115	if (hitter->owner)
2116	owner = hitter->owner;
2117	else
2118	owner = hitter;
2119
2120	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));
2121	}	1853	}
		1854
2122	tmp->stats.food += dam;	1855	tmp->stats.food += dam;
2123	if (tmp->stats.food > 10)	1856	min_it (tmp->stats.food, 10);
2124	tmp->stats.food = 10;
2125	}	1857	}
2126		1858
2127	void	1859	void
2128	paralyze_player (object *op, object *hitter, int dam)	1860	paralyze_player (object *op, object *hitter, int dam)
2129	{	1861	{
2130	float effect, max;
2131
2132	/* object *tmp; */
2133
2134	/* This is strange stuff... someone knows for what this is	1862	/* This is strange stuff... someone knows for what this is
2135	* written? Well, i think this can and should be removed	1863	* written? Well, i think this can and should be removed
2136	*/	1864	*/
2137		1865
2138	/*	1866	/*
…		…
2142	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);
2143	}	1871	}
2144	*/	1872	*/
2145		1873
2146	/* 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 */
2147	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;
2148		1876
2149	if (effect == 0)
2150	return;
2151
2152	op->speed_left -= FABS (op->speed) * effect;	1877	op->speed_left -= op->speed * effect;
2153	/* tmp->stats.food+=(signed short) effect/op->speed; */	1878	/* tmp->stats.food+=(signed short) effect/op->speed; */
2154		1879
2155	/* max number of ticks to be affected for. */	1880	/* max number of ticks to be affected for. */
2156	max = (100 - op->resist[ATNR_PARALYZE]) / 2;	1881	float max = (100 - op->resist[ATNR_PARALYZE]) / 2;
		1882
2157	if (op->speed_left < -(FABS (op->speed) * max))	1883	max_it (op->speed_left, -op->speed * max);
2158	op->speed_left = (float) -(FABS (op->speed) * max);
2159		1884
2160	/* tmp->stats.food = (signed short) (max/FABS(op->speed)); */	1885	/* tmp->stats.food = (signed short) (max / op->speed); */
2161	}	1886	}
2162		1887
2163	/* Attempts to kill 'op'. hitter is the attack object, dam is	1888	/* Attempts to kill 'op'. hitter is the attack object, dam is
2164	* the computed damaged.	1889	* the computed damaged.
2165	*/	1890	*/
2166	void	1891	static void
2167	deathstrike_player (object *op, object *hitter, int *dam)	1892	deathstrike_player (object *op, object *hitter, int *dam)
2168	{	1893	{
2169	/* The intention of a death attack is to kill outright things	1894	/* The intention of a death attack is to kill outright things
2170	** 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
2171	** things somewhat weaker than the caster, and no chance of	1896	** things somewhat weaker than the caster, and no chance of
…		…
2175	** field of the deathstriking object */	1900	** field of the deathstriking object */
2176		1901
2177	int atk_lev, def_lev, kill_lev;	1902	int atk_lev, def_lev, kill_lev;
2178		1903
2179	if (hitter->slaying)	1904	if (hitter->slaying)
2180	if (!((QUERY_FLAG (op, FLAG_UNDEAD) && hitter->slaying.contains (shstr_undead))	1905	if (!((op->flag [FLAG_UNDEAD] && hitter->slaying.contains (shstr_undead))
2181	|| (op->race && hitter->slaying.contains (op->race))))	1906	|| (op->race && hitter->slaying.contains (op->race))))
2182	return;	1907	return;
2183		1908
2184	def_lev = op->level;	1909	def_lev = op->level;
2185	if (def_lev < 1)	1910	if (def_lev < 1)
…		…
2213	}	1938	}
2214	else	1939	else
2215	*dam = 0; /* no harm done */	1940	*dam = 0; /* no harm done */
2216	}	1941	}
2217		1942
2218	/* thrown_item_effect() - handles any special effects of thrown	1943	/* This returns the amount of damage hitter does to op with the
2219	* items (like attacking living creatures--a potion thrown at a	1944	* appropriate attacktype. Only 1 attacktype should be set at a time.
2220	* monster).	1945	* This doesn't damage the player, but returns how much it should
2221	*/	1946	* take. However, it will do other effects (paralyzation, slow, etc.)
2222	static void	1947	* Note - changed for PR code - we now pass the attack number and not
2223	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)
2224	{	1951	{
2225	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;
2226	{	1959	}
2227	/* May not need a switch for just 2 types, but this makes it	1960
2228	* 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)))
2229	*/	1977	{
2230	switch (hitter->type)	1978	doesnt_slay = 0;
		1979	dam *= 3;
2231	{	1980	}
2232	case POTION:	1981	}
2233	/* should player get a save throw instead of checking magic protection? */	1982
2234	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. */
2235	(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);
2236	break;	2012	break;
2237		2013
2238	case POISON: /* poison drinks */	2014	/* Don't need to do anything for:
2239	/* As with potions, should monster get a save? */	2015	magic,
2240	if (QUERY_FLAG (victim, FLAG_ALIVE) && !QUERY_FLAG (victim, FLAG_UNDEAD) && (victim->resist[ATNR_POISON] < 60))	2016	fire,
2241	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	}
2242	break;	2066	break;
2243		2067
2244	/* Removed case statements that did nothing.	2068	case ATNR_ACID:
2245	* food may be poisonous, but monster must be willing to eat it,	2069	{
2246	* so we don't handle it here.	2070	int flag = 0;
2247	* 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.
2248	*/	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:
2249	}	2180	{
2250	}	2181	if (op->flag [FLAG_UNDEAD])
2251	}	2182	{
		2183	object *owner = hitter->owner ? (object *)hitter->owner : hitter;
		2184	object *god = find_god (determine_god (owner));
		2185	int div = 1;
2252		2186
2253	/* adj_attackroll() - adjustments to attacks by various conditions */	2187	/* if undead are not an enemy of your god, you turn them
2254	int	2188	* at half strength */
2255	adj_attackroll (object *hitter, object *target)	2189	if (!god || !god->slaying.contains (shstr_undead))
2256	{	2190	div = 2;
2257	object *attacker = hitter;
2258	int adjust = 0;
2259		2191
2260	/* safety */	2192	/* Give a bonus if you resist turn undead */
2261	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)))
2262	{	2194	scare_creature (op, owner);
2263	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]))
2264	return 0;	2247	return 0;
2265	}
2266		2248
2267	/* aimed missiles use the owning object's sight */	2249	/* If drain protection is higher than life stealing, use that */
2268	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	}
2269	{	2266	}
2270	if ((attacker = hitter->owner) == NULL)
2271	attacker = hitter;
2272	/* A player who saves but hasn't quit still could have objects
2273	* owned by him - need to handle that case to avoid crashes.
2274	*/
2275	if (QUERY_FLAG (attacker, FLAG_REMOVED))
2276	attacker = hitter;
2277	}
2278	else if (!QUERY_FLAG (hitter, FLAG_ALIVE))
2279	return 0;
2280		2267
2281	/* determine the condtions under which we make an attack.
2282	* Add more cases, as the need occurs. */
2283
2284	if (!can_see_enemy (attacker, target))
2285	{
2286	/* target is unseen */
2287	if (target->invisible || QUERY_FLAG (attacker, FLAG_BLIND))
2288	adjust -= 10;
2289	/* dark map penalty for the hitter (lacks infravision if we got here). */
2290	else if (!stand_in_light (target))
2291	adjust -= target->map->darklevel ();
2292	}
2293
2294	if (QUERY_FLAG (attacker, FLAG_SCARED))
2295	adjust -= 3;
2296
2297	if (QUERY_FLAG (target, FLAG_UNAGGRESSIVE))
2298	adjust += 1;
2299
2300	if (QUERY_FLAG (target, FLAG_SCARED))
2301	adjust += 1;
2302
2303	if (QUERY_FLAG (attacker, FLAG_CONFUSED))
2304	adjust -= 3;
2305
2306	/* if we attack at a different 'altitude' its harder */
2307	if ((attacker->move_type & target->move_type) == 0)
2308	adjust -= 2;
2309
2310	#if 0
2311	/* slower attacks are less likely to succeed. We should use a
2312	* comparison between attacker/target speeds BUT, players have
2313	* a generally faster speed, so this will wind up being a HUGE
2314	* disadantage for the monsters! Too bad, because missiles which
2315	* fly fast should have a better chance of hitting a slower target.
2316	*/
2317	if (hitter->speed < target->speed)
2318	adjust += ((float) hitter->speed - target->speed);
2319	#endif
2320
2321	#if 0
2322	LOG (llevDebug, "adj_attackroll() returns %d (%d)\n", adjust, attacker->count);
2323	#endif
2324
2325	return adjust;
2326	}
2327
2328	/* determine if the object is an 'aimed' missile */
2329	int
2330	is_aimed_missile (object *op)
2331	{
2332
2333	/* I broke what used to be one big if into a few nested
2334	* ones so that figuring out the logic is at least possible.
2335	*/
2336	if (op && (op->move_type & MOVE_FLYING))
2337	if (op->type == ARROW || op->type == THROWN_OBJ)
2338	return 1;
2339	else if (op->type == SPELL_EFFECT && (op->subtype == SP_BULLET || op->subtype == SP_EXPLOSION))
2340	return 1;
2341
2342	return 0;	2268	return dam;
2343	}	2269	}
		2270

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