[ViewVC] Diff of: cvs/deliantra/server/server/disease.C

Comparing deliantra/server/server/disease.C (file contents):
Revision 1.5 by root, Thu Sep 14 22:34:04 2006 UTC vs.
Revision 1.41 by root, Mon Aug 27 05:10:51 2007 UTC

…		…
1	/*	1	/*
2	CrossFire, A Multiplayer game for X-windows	2	* This file is part of Crossfire TRT, the Roguelike Realtime MORPG.
3		3	*
		4	* Copyright (©) 2005,2006,2007 Marc Alexander Lehmann / Robin Redeker / the Crossfire TRT team
4	Copyright (C) 2002 Mark Wedel & Crossfire Development Team	5	* Copyright (©) 2002,2007 Mark Wedel & Crossfire Development Team
5	Copyright (C) 1992 Frank Tore Johansen	6	* Copyright (©) 1992,2007 Frank Tore Johansen
6		7	*
7	This program is free software; you can redistribute it and/or modify	8	* Crossfire TRT is free software: you can redistribute it and/or modify
8	it under the terms of the GNU General Public License as published by	9	* it under the terms of the GNU General Public License as published by
9	the Free Software Foundation; either version 2 of the License, or	10	* the Free Software Foundation, either version 3 of the License, or
10	(at your option) any later version.	11	* (at your option) any later version.
11		12	*
12	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,
13	but WITHOUT ANY WARRANTY; without even the implied warranty of	14	* but WITHOUT ANY WARRANTY; without even the implied warranty of
14	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the	15	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15	GNU General Public License for more details.	16	* GNU General Public License for more details.
16		17	*
17	You should have received a copy of the GNU General Public License	18	* You should have received a copy of the GNU General Public License
18	along with this program; if not, write to the Free Software	19	* along with this program. If not, see <http://www.gnu.org/licenses/>.
19	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.	20	*
20
21	The authors can be reached via e-mail to <crossfire@schmorp.de>	21	* The authors can be reached via e-mail to <crossfire@schmorp.de>
22	*/	22	*/
23		23
24	/* This file contains all the code implementing diseases,	24	/* This file contains all the code implementing diseases,
25	except for odds and ends in attack.c and in	25	* except for odds and ends in attack.c and in
26	living.c*/	26	* living.c
27		27	*/
28
29		28
30	/*	29	/*
31		30
32	For DISEASES:	31	For DISEASES:
33	Stat Property Definition	32	Stat Property Definition
45	dam^ Damage How much damage it does (%?).	44	dam^ Damage How much damage it does (%?).
46	maxgrace+ Duration How long before the disease is naturally cured.	45	maxgrace+ Duration How long before the disease is naturally cured.
47	food DurCount Counter for Duration	46	food DurCount Counter for Duration
48		47
49	speed Speed How often the disease moves.	48	speed Speed How often the disease moves.
50	last_sp^ Lethargy Percentage of max speed--10 = 10% speed.	49	last_sp^ Lethargy Percentage of max speed. 10 = 10% speed.
51		50
52	maxsp^ Mana deplete Saps mana.	51	maxsp^ Mana deplete Saps mana.
53	ac^ Progressiveness How the diseases increases in severity.	52	ac^ Progressiveness How the diseases increases in severity.
54	last_eat*^ Deplete food saps food if negative	53	last_eat*^ Deplete food saps food if negative
55	last_heal GrantImmunity If nonzero, disease does NOT grant immunity	54	last_heal GrantImmunity If nonzero, disease does NOT grant immunity
…		…
126		125
127		126
128	#include <global.h>	127	#include <global.h>
129	#include <object.h>	128	#include <object.h>
130	#include <living.h>	129	#include <living.h>
131	#ifndef __CEXTRACT__
132	# include <sproto.h>	130	#include <sproto.h>
133	#endif
134	#include <spells.h>	131	#include <spells.h>
135	#include <sounds.h>	132	#include <sounds.h>
136	#include <skills.h>	133	#include <skills.h>
137		134
138	/* IMPLEMENTATION NOTES	135	/* IMPLEMENTATION NOTES
…		…
147	is_susceptible_to_disease (object victim, object disease)	144	is_susceptible_to_disease (object victim, object disease)
148	{	145	{
149	if (!QUERY_FLAG (victim, FLAG_ALIVE))	146	if (!QUERY_FLAG (victim, FLAG_ALIVE))
150	return 0;	147	return 0;
151		148
		149	if (victim->flag [FLAG_WIZ])
		150	return 0;
		151
152	if (strstr (disease->race, "*") && !QUERY_FLAG (victim, FLAG_UNDEAD))	152	if (strstr (disease->race, "*") && !QUERY_FLAG (victim, FLAG_UNDEAD))
153	return 1;	153	return 1;
154		154
155	if ((disease->race == undead_name) && QUERY_FLAG (victim, FLAG_UNDEAD))	155	if ((disease->race == shstr_undead) && QUERY_FLAG (victim, FLAG_UNDEAD))
156	return 1;	156	return 1;
157		157
158	if ((victim->race && strstr (disease->race, victim->race)) \|\| strstr (disease->race, victim->name))	158	if ((victim->race && strstr (disease->race, victim->race)) \|\| strstr (disease->race, victim->name))
159	return 1;	159	return 1;
160		160
…		…
166	{	166	{
167	/* first task is to determine if the disease is inside or outside of someone.	167	/* first task is to determine if the disease is inside or outside of someone.
168	* If outside, we decrement 'value' until we're gone.	168	* If outside, we decrement 'value' until we're gone.
169	*/	169	*/
170		170
171	if (disease->env == NULL)	171	if (!disease->env)
172	{ /* we're outside of someone */	172	{ /* we're outside of someone */
173	if (disease->stats.maxhp > 0)	173	if (disease->stats.maxhp > 0)
174	disease->value--;	174	disease->value--;
		175
175	if (disease->value == 0)	176	if (!disease->value)
176	{	177	{
177	remove_ob (disease);	178	disease->destroy ();
178	free_object (disease);
179	return 1;	179	return 1;
180	}	180	}
181	}	181	}
182	else	182	else
183	{	183	{
184	/* if we're inside a person, have the disease run its course */	184	/* if we're inside a person, have the disease run its course */
185	/* negative foods denote "perpetual" diseases. */	185	/* negative/zero food denotes "perpetual" diseases. */
186	if (disease->stats.food > 0)	186	if (disease->stats.food > 0)
187	{	187	{
188	disease->stats.food--;	188	disease->stats.food--;
		189
189	if (disease->stats.food == 0)	190	if (!disease->stats.food)
190	{	191	{
191	remove_symptoms (disease); /* remove the symptoms of this disease */	192	remove_symptoms (disease); /* remove the symptoms of this disease */
192	grant_immunity (disease);	193	grant_immunity (disease);
193	remove_ob (disease);	194	disease->destroy ();
194	free_object (disease);
195	return 1;	195	return 1;
196	}	196	}
197	}	197	}
198	}	198	}
		199
199	/* check to see if we infect others */	200	/* check to see if we infect others */
200	check_infection (disease);	201	check_infection (disease);
201		202
202	/* impose or modify the symptoms of the disease */	203	/* impose or modify the symptoms of the disease */
203	if (disease->env && is_susceptible_to_disease (disease->env, disease))	204	if (disease->env && is_susceptible_to_disease (disease->env, disease))
…		…
210	* Modified by MSW 2003-03-28 do try to find all the symptom the	211	* Modified by MSW 2003-03-28 do try to find all the symptom the
211	* player may have - I think through some odd interactoins with	212	* player may have - I think through some odd interactoins with
212	* disease level and player level and whatnot, a player could get	213	* disease level and player level and whatnot, a player could get
213	* more than one symtpom to a disease.	214	* more than one symtpom to a disease.
214	*/	215	*/
215
216	int	216	int
217	remove_symptoms (object *disease)	217	remove_symptoms (object *disease)
218	{	218	{
219	object symptom, victim = NULL;	219	object symptom, victim = NULL;
220		220
221	while ((symptom = find_symptom (disease)) != NULL)	221	while ((symptom = find_symptom (disease)) != NULL)
222	{	222	{
223	if (!victim)	223	if (!victim)
224	victim = symptom->env;	224	victim = symptom->env;
225	remove_ob (symptom);	225
226	free_object (symptom);	226	symptom->destroy ();
227	}	227	}
		228
228	if (victim)	229	if (victim)
229	fix_player (victim);	230	victim->update_stats ();
		231
230	return 0;	232	return 0;
231	}	233	}
232		234
233	/* argument is a disease */	235	/* argument is a disease */
234	object *	236	object *
235	find_symptom (object *disease)	237	find_symptom (object *disease)
236	{	238	{
237	object *walk;
238
239	/* check the inventory for symptoms */	239	/* check the inventory for symptoms */
240	for (walk = disease->env->inv; walk; walk = walk->below)	240	for (object *walk = disease->env->inv; walk; walk = walk->below)
241	if (!strcmp (walk->name, disease->name) && walk->type == SYMPTOM)	241	if (walk->name == disease->name && walk->type == SYMPTOM)
242	return walk;	242	return walk;
		243
243	return NULL;	244	return NULL;
244	}	245	}
245		246
246	/* searches around for more victims to infect */	247	/* searches around for more victims to infect */
247	int	248	int
248	check_infection (object *disease)	249	check_infection (object *disease)
249	{	250	{
250	int x, y, range, mflags;	251	int x, y;
251	mapstruct map, map2;	252	maptile map, map2;
252	object *tmp;	253	object *tmp;
253	sint16 i, j, i2, j2;
254		254
255	range = abs (disease->magic);	255	int range = abs (disease->magic);
		256
256	if (disease->env)	257	if (disease->env)
257	{	258	{
258	x = disease->env->x;	259	x = disease->env->x;
259	y = disease->env->y;	260	y = disease->env->y;
260	map = disease->env->map;	261	map = disease->env->map;
261	}	262	}
262	else	263	else
263	{	264	{
264	x = disease->x;	265	x = disease->x;
265	y = disease->y;	266	y = disease->y;
266	map = disease->map;	267	map = disease->map;
267	}	268	}
268		269
269	if (map == NULL)	270	if (!map)
270	return 0;	271	return 0;
		272
271	for (i = x - range; i <= x + range; i++)	273	for (int i = x - range; i <= x + range; i++)
272	{
273	for (j = y - range; j <= y + range; j++)	274	for (int j = y - range; j <= y + range; j++)
274	{	275	{
		276	sint16 i2, j2;
275	mflags = get_map_flags (map, &map2, i, j, &i2, &j2);	277	int mflags = get_map_flags (map, &map2, i, j, &i2, &j2);
		278
276	if (!(mflags & P_OUT_OF_MAP) && (mflags & P_IS_ALIVE))	279	if (!(mflags & P_OUT_OF_MAP) && (mflags & P_IS_ALIVE))
277	{
278	for (tmp = get_map_ob (map2, i2, j2); tmp; tmp = tmp->above)	280	for (tmp = GET_MAP_OB (map2, i2, j2); tmp; tmp = tmp->above)
279	{
280	infect_object (tmp, disease, 0);	281	infect_object (tmp, disease, 0);
281	}
282	}
283	}	282	}
284	}	283
285	return 1;	284	return 1;
286	}	285	}
287
288		286
289	/* check to see if an object is infectable:	287	/* check to see if an object is infectable:
290	* objects with immunity aren't infectable.	288	* objects with immunity aren't infectable.
291	* objects already infected aren't infectable.	289	* objects already infected aren't infectable.
292	* dead objects aren't infectable.	290	* dead objects aren't infectable.
…		…
311	/* roll the dice on infection before doing the inventory check! */	309	/* roll the dice on infection before doing the inventory check! */
312	if (!force && (random_roll (0, 126, victim, PREFER_HIGH) >= disease->stats.wc))	310	if (!force && (random_roll (0, 126, victim, PREFER_HIGH) >= disease->stats.wc))
313	return 0;	311	return 0;
314		312
315	/* do an immunity check */	313	/* do an immunity check */
316	if (victim->head)
317	tmp = victim->head->inv;
318	else
319	tmp = victim->inv;
320		314
321	/* There used to (IMO) be a flaw in the below - it used to be the case	315	/* There used to (IMO) be a flaw in the below - it used to be the case
322	* that if level check was done for both immunity and disease. This could	316	* that if level check was done for both immunity and disease. This could
323	* result in a person with multiple afflictions of the same disease	317	* result in a person with multiple afflictions of the same disease
324	* (eg, level 1 cold, level 2 cold, level 3 cold, etc), as long as	318	* (eg, level 1 cold, level 2 cold, level 3 cold, etc), as long as
325	* they were cast in that same order. Instead, change it so that	319	* they were cast in that same order. Instead, change it so that
326	* if you diseased, you can't get diseased more.	320	* if you diseased, you can't get diseased more.
327	*/	321	*/
328		322
329	for ( /* tmp initialized in if, above */ ; tmp; tmp = tmp->below)	323	for (tmp = victim->head_ ()->inv; tmp; tmp = tmp->below)
330	{
331	if (tmp->type == SIGN && !strcmp (tmp->name, disease->name) && tmp->level >= disease->level)	324	if (tmp->type == SIGN && tmp->name == disease->name && tmp->level >= disease->level)
332	return 0; /Immune! /	325	return 0; /* Immune! */
333	else if (tmp->type == DISEASE && !strcmp (tmp->name, disease->name))	326	else if (tmp->type == DISEASE && tmp->name == disease->name)
334	return 0; /* already diseased */	327	return 0; /* already diseased */
335	}
336		328
337	/* If we've gotten this far, go ahead and infect the victim. */	329	/* If we've gotten this far, go ahead and infect the victim. */
338	new_disease = get_object ();	330
339	copy_object (disease, new_disease);	331	new_disease = disease->clone ();
		332
340	new_disease->stats.food = disease->stats.maxgrace;	333	new_disease->stats.food = disease->stats.maxgrace;
341	new_disease->value = disease->stats.maxhp;	334	new_disease->value = disease->stats.maxhp;
342	new_disease->stats.wc -= disease->last_grace; /* self-limiting factor */	335	new_disease->stats.wc -= disease->last_grace; /* self-limiting factor */
343		336
344	/* Unfortunately, set_owner does the wrong thing to the skills pointers
345	* resulting in exp going into the owners current chosen skill.
346	*/
347
348	if (get_owner (disease))
349	{
350	set_owner (new_disease, disease->owner);
351
352	/* Only need to update skill if different */
353	if (new_disease->skill != disease->skill)
354	new_disease->skill = disease->skill;
355	}
356	else
357	{ /* for diseases which are passed by hitting, set owner and praying skill */
358	if (disease->env && disease->env->type == PLAYER)
359	{
360	object *player = disease->env;
361
362	set_owner (new_disease, player);
363
364	/* the skill pointer for these diseases should already be set up -
365	* hardcoding in 'praying' is not the right approach.
366	*/
367	}
368	}
369
370	insert_ob_in_ob (new_disease, victim);
371	/* This appears to be a horrible case of overloading 'NO_PASS'	337	/* This appears to be a horrible case of overloading 'NO_PASS'
372	* for meaning in the diseases.	338	* for meaning in the diseases.
373	*/	339	*/
374	new_disease->move_block = 0;	340	new_disease->move_block = 0;
		341
		342	// insert before setting the owner
		343	victim->head_ ()->insert (new_disease);
		344
		345	if (disease->owner)
		346	new_disease->set_owner (disease->owner);
		347	else if (object *pl = disease->in_player ())
		348	/* for diseases which are passed by hitting, set owner and skill */
		349	new_disease->set_owner (pl);
		350
375	if (new_disease->owner && new_disease->owner->type == PLAYER)	351	if (new_disease->owner && new_disease->owner->type == PLAYER)
376	{	352	{
377	char buf[128];	353	const char *buf;
378		354
379	/* if the disease has a title, it has a special infection message	355	/* if the disease has a title, it has a special infection message
380	* This messages is printed in the form MESSAGE victim	356	* This messages is printed in the form MESSAGE victim
381	*/	357	*/
382	if (new_disease->title)	358	if (new_disease->title)
383	sprintf (buf, "%s %s!!", &disease->title, &victim->name);	359	buf = format ("%s %s!!", &disease->title, &victim->name);
384	else	360	else
385	sprintf (buf, "You infect %s with your disease, %s!", &victim->name, &new_disease->name);	361	buf = format ("You infect %s with your disease, %s!", &victim->name, &new_disease->name);
386		362
387	if (victim->type == PLAYER)	363	if (victim->type == PLAYER)
388	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, new_disease->owner, buf);	364	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, new_disease->owner, buf);
389	else	365	else
390	new_draw_info (0, 4, new_disease->owner, buf);	366	new_draw_info (0, 4, new_disease->owner, buf);
391	}	367	}
		368
392	if (victim->type == PLAYER)	369	if (victim->type == PLAYER)
393	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, victim, "You suddenly feel ill.");	370	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, victim, "You suddenly feel ill.");
394		371
395	return 1;	372	return 1;
396
397	}	373	}
398
399
400		374
401	/* this function monitors the symptoms caused by the disease (if any),	375	/* this function monitors the symptoms caused by the disease (if any),
402	causes symptoms, and modifies existing symptoms in the case of	376	causes symptoms, and modifies existing symptoms in the case of
403	existing diseases. */	377	existing diseases. */
404
405	int	378	int
406	do_symptoms (object *disease)	379	do_symptoms (object *disease)
407	{	380	{
408	object *symptom;	381	object *symptom;
409	object *victim;	382	object *victim;
410	object *tmp;	383	object *tmp;
411		384
412	victim = disease->env;	385	victim = disease->env;
		386
		387	if (!victim)
		388	return 0; /* no-one to inflict symptoms on */
413		389
414	/* This is a quick hack - for whatever reason, disease->env will point	390	/* This is a quick hack - for whatever reason, disease->env will point
415	* back to disease, causing endless loops. Why this happens really needs	391	* back to disease, causing endless loops. Why this happens really needs
416	* to be found, but this should at least prevent the infinite loops.	392	* to be found, but this should at least prevent the infinite loops.
417	*/	393	*/
418		394	//TODO: should no longer be the case, monitor, and remove
419	if (victim == NULL \|\| victim == disease)	395	if (victim == disease)
420	return 0; /* no-one to inflict symptoms on */	396	{
		397	LOG (llevError \| logBacktrace, "%s: disease->env points to itself", disease->debug_desc ());
		398	return 0;
		399	}
421		400
422	symptom = find_symptom (disease);	401	symptom = find_symptom (disease);
423	if (symptom == NULL)	402	if (!symptom)
424	{	403	{
425	/* no symptom? need to generate one! */	404	/* no symptom? need to generate one! */
426	object *new_symptom;
427		405
428	/* first check and see if the carrier of the disease is immune. If so, no symptoms! */	406	/* first check and see if the carrier of the disease is immune. If so, no symptoms! */
429	if (!is_susceptible_to_disease (victim, disease))	407	if (!is_susceptible_to_disease (victim, disease))
430	return 0;	408	return 0;
431		409
432	/* check for an actual immunity */	410	/* check for an actual immunity */
433	/* do an immunity check */	411	/* do an immunity check */
434	if (victim->head)	412	for (tmp = victim->head_ ()->inv; tmp; tmp = tmp->below)
435	tmp = victim->head->inv;
436	else
437	tmp = victim->inv;
438
439	for ( /* tmp initialized in if, above */ ; tmp; tmp = tmp->below)
440	{
441	if (tmp->type == SIGN) /* possibly an immunity, or diseased */	413	if (tmp->type == SIGN) /* possibly an immunity, or diseased */
442	if (!strcmp (tmp->name, disease->name) && tmp->level >= disease->level)	414	if (tmp->name == disease->name && tmp->level >= disease->level)
443	return 0; /Immune! /	415	return 0; /* Immune! */
444	}
445		416
446	new_symptom = get_archetype (ARCH_SYMPTOM);	417	object *new_symptom = get_archetype ("symptom");
447		418
448	/* Something special done with dam. We want diseases to be more	419	/* Something special done with dam. We want diseases to be more
449	* random in what they'll kill, so we'll make the damage they	420	* random in what they'll kill, so we'll make the damage they
450	* do random, note, this has a weird effect with progressive diseases.	421	* do random, note, this has a weird effect with progressive diseases.
451	*/	422	*/
452	if (disease->stats.dam != 0)	423	if (disease->stats.dam)
453	{	424	{
454	int dam = disease->stats.dam;	425	int dam = disease->stats.dam;
455		426
456	/* reduce the damage, on average, 50%, and making things random. */	427	/* reduce the damage, on average, 50%, and making things random. */
457		428
458	dam = random_roll (1, FABS (dam), victim, PREFER_LOW);	429	dam = random_roll (1, abs (dam), victim, PREFER_LOW);
459	if (disease->stats.dam < 0)	430	if (disease->stats.dam < 0)
460	dam = -dam;	431	dam = -dam;
		432
461	new_symptom->stats.dam = dam;	433	new_symptom->stats.dam = dam;
462	}	434	}
463		435
464
465	new_symptom->stats.maxsp = disease->stats.maxsp;	436	new_symptom->stats.maxsp = disease->stats.maxsp;
466	new_symptom->stats.food = new_symptom->stats.maxgrace;	437	new_symptom->stats.food = new_symptom->stats.maxgrace;
467		438
468	new_symptom->name = new_symptom->name_pl = disease->name;	439	new_symptom->name = new_symptom->name_pl = disease->name;
469		440
470	new_symptom->level = disease->level;	441	new_symptom->level = disease->level;
471	new_symptom->speed = disease->speed;	442	new_symptom->speed = disease->speed;
472	new_symptom->value = 0;	443	new_symptom->value = 0;
		444
		445	for (int i = 0; i < NUM_STATS; ++i)
473	new_symptom->stats.Str = disease->stats.Str;	446	new_symptom->stats.stat (i) = disease->stats.stat (i);
474	new_symptom->stats.Dex = disease->stats.Dex;	447
475	new_symptom->stats.Con = disease->stats.Con;
476	new_symptom->stats.Wis = disease->stats.Wis;
477	new_symptom->stats.Int = disease->stats.Int;
478	new_symptom->stats.Pow = disease->stats.Pow;
479	new_symptom->stats.Cha = disease->stats.Cha;
480	new_symptom->stats.sp = disease->stats.sp;	448	new_symptom->stats.sp = disease->stats.sp;
481	new_symptom->stats.food = disease->last_eat;	449	new_symptom->stats.food = disease->last_eat;
482	new_symptom->stats.maxsp = disease->stats.maxsp;	450	new_symptom->stats.maxsp = disease->stats.maxsp;
483	new_symptom->last_sp = disease->last_sp;	451	new_symptom->last_sp = disease->last_sp;
484	new_symptom->stats.exp = 0;	452	new_symptom->stats.exp = 0;
485	new_symptom->stats.hp = disease->stats.hp;	453	new_symptom->stats.hp = disease->stats.hp;
486	new_symptom->msg = disease->msg;	454	new_symptom->msg = disease->msg;
487	new_symptom->attacktype = disease->attacktype;	455	new_symptom->attacktype = disease->attacktype;
488	new_symptom->other_arch = disease->other_arch;	456	new_symptom->other_arch = disease->other_arch;
489
490	set_owner (new_symptom, disease->owner);
491
492	if (new_symptom->skill != disease->skill)
493	new_symptom->skill = disease->skill;	457	new_symptom->skill = disease->skill;
494		458
495	new_symptom->move_block = 0;	459	new_symptom->move_block = 0;
496	insert_ob_in_ob (new_symptom, victim);	460
		461	victim->head_ ()->insert (new_symptom);
		462
		463	// set owner last, as insert clears owner
		464	new_symptom->set_owner (disease->owner);
		465
497	return 1;	466	return 1;
498	}	467	}
499		468
500	/* now deal with progressing diseases: we increase the debility	469	/* now deal with progressing diseases: we increase the debility
501	* caused by the symptoms.	470	* caused by the symptoms.
502	*/	471	*/
503
504	if (disease->stats.ac != 0)	472	if (disease->stats.ac)
505	{	473	{
506	float scale;	474	symptom->value = clamp (symptom->value + disease->stats.ac, 0, 100*100);
507		475
508	symptom->value += disease->stats.ac;
509	scale = 1.0 + symptom->value / 100.0;	476	float scale = 1.f + symptom->value / 100.f;
		477
510	/* now rescale all the debilities */	478	/* now rescale all the debilities */
511	symptom->stats.Str = (int) (scale * disease->stats.Str);	479	for (int i = 0; i < NUM_STATS; ++i)
512	symptom->stats.Dex = (int) (scale * disease->stats.Dex);	480	symptom->stats.stat (i) = clamp (int (scale * disease->stats.stat (i)), -128, 127);
513	symptom->stats.Con = (int) (scale * disease->stats.Con);	481
514	symptom->stats.Wis = (int) (scale * disease->stats.Wis);
515	symptom->stats.Int = (int) (scale * disease->stats.Int);
516	symptom->stats.Pow = (int) (scale * disease->stats.Pow);
517	symptom->stats.Cha = (int) (scale * disease->stats.Cha);
518	symptom->stats.dam = (int) (scale * disease->stats.dam);	482	symptom->stats.dam = clamp (scale * disease->stats.dam , -1024, 1024);
519	symptom->stats.sp = (int) (scale * disease->stats.sp);
520	symptom->stats.food = (int) (scale * disease->last_eat);	483	symptom->stats.food = clamp (scale * disease->last_eat , -1024, 1024);
521	symptom->stats.maxsp = (int) (scale * disease->stats.maxsp);	484	symptom->stats.maxsp = clamp (scale * disease->stats.maxsp, -1024, 1024);
522	symptom->last_sp = (int) (scale * disease->last_sp);	485	symptom->stats.sp = clamp (scale * disease->stats.sp , -1024, 1024);
		486	symptom->stats.hp = clamp (scale * disease->stats.hp , -1024, 1024);
523	symptom->stats.exp = 0;	487	symptom->stats.exp = 0;
524	symptom->stats.hp = (int) (scale * disease->stats.hp);	488	symptom->last_sp = disease->last_sp ? clamp (disease->last_sp / scale, 1, 1024) : 0;
525	symptom->msg = disease->msg;	489	symptom->msg = disease->msg;
526	symptom->attacktype = disease->attacktype;	490	symptom->attacktype = disease->attacktype;
527	symptom->other_arch = disease->other_arch;	491	symptom->other_arch = disease->other_arch;
528	}	492	}
		493
529	SET_FLAG (symptom, FLAG_APPLIED);	494	SET_FLAG (symptom, FLAG_APPLIED);
530	fix_player (victim);	495	victim->update_stats ();
		496
531	return 1;	497	return 1;
532	}	498	}
533
534		499
535	/* grants immunity to plagues we've seen before. */	500	/* grants immunity to plagues we've seen before. */
536	int	501	int
537	grant_immunity (object *disease)	502	grant_immunity (object *disease)
538	{	503	{
…		…
540	object *walk;	505	object *walk;
541		506
542	/* Don't give immunity to this disease if last_heal is set. */	507	/* Don't give immunity to this disease if last_heal is set. */
543	if (disease->last_heal)	508	if (disease->last_heal)
544	return 0;	509	return 0;
		510
545	/* first, search for an immunity of the same name */	511	/* first, search for an immunity of the same name */
546	for (walk = disease->env->inv; walk; walk = walk->below)	512	for (walk = disease->env->inv; walk; walk = walk->below)
547	{
548	if (walk->type == 98 && !strcmp (disease->name, walk->name))	513	if (walk->type == 98 && disease->name == walk->name)
549	{	514	{
550	walk->level = disease->level;	515	walk->level = disease->level;
551	return 1; /* just update the existing immunity. */	516	return 1; /* just update the existing immunity. */
552	}	517	}
553	}	518
554	immunity = get_archetype ("immunity");	519	immunity = get_archetype ("immunity");
		520
555	immunity->name = disease->name;	521	immunity->name = disease->name;
556	immunity->level = disease->level;	522	immunity->level = disease->level;
557	immunity->move_block = 0;	523	immunity->move_block = 0;
		524
558	insert_ob_in_ob (immunity, disease->env);	525	insert_ob_in_ob (immunity, disease->env);
		526
559	return 1;	527	return 1;
560
561	}	528	}
562
563		529
564	/* make the symptom do the nasty things it does */	530	/* make the symptom do the nasty things it does */
565
566	int	531	int
567	move_symptom (object *symptom)	532	move_symptom (object *symptom)
568	{	533	{
569	object *victim = symptom->env;	534	object *victim = symptom->env;
570	object *new_ob;	535	object *new_ob;
571	int sp_reduce;	536	int sp_reduce;
572		537
573	if (victim == NULL \|\| victim->map == NULL)	538	if (!victim \|\| !victim->map)
574	{ /* outside a monster/player, die immediately */	539	{ /* outside a monster/player, die immediately */
575	remove_ob (symptom);	540	symptom->destroy ();
576	free_object (symptom);
577	return 0;	541	return 0;
578	}	542	}
579		543
580	if (symptom->stats.dam > 0)	544	if (symptom->stats.dam > 0)
581	hit_player (victim, symptom->stats.dam, symptom, symptom->attacktype, 1);	545	hit_player (victim, symptom->stats.dam, symptom, symptom->attacktype, 1);
582	else	546	else
583	hit_player (victim, (int) MAX (1, -victim->stats.maxhp * symptom->stats.dam / 100.0), symptom, symptom->attacktype, 1);	547	hit_player (victim, max (1, -victim->stats.maxhp * symptom->stats.dam / 100.0), symptom, symptom->attacktype, 1);
584		548
585	if (symptom->stats.maxsp > 0)	549	if (symptom->stats.maxsp > 0)
586	sp_reduce = symptom->stats.maxsp;	550	sp_reduce = symptom->stats.maxsp;
587	else	551	else
588	sp_reduce = (int) MAX (1, victim->stats.maxsp * symptom->stats.maxsp / 100.0);	552	sp_reduce = max (1, victim->stats.maxsp * symptom->stats.maxsp / 100.0);
		553
589	victim->stats.sp = MAX (0, victim->stats.sp - sp_reduce);	554	victim->stats.sp = max (0, victim->stats.sp - sp_reduce);
590		555
591	/* create the symptom "other arch" object and drop it here	556	/* create the symptom "other arch" object and drop it here
592	* under every part of the monster	557	* under every part of the monster
593	* The victim may well have died.	558	* The victim may well have died.
594	*/	559	*/
595
596	if (victim->map == NULL)
597	return 0;
598	if (symptom->other_arch)	560	if (symptom->other_arch && victim->map)
599	{	561	for (object *tmp = victim->head_ (); tmp; tmp = tmp->more)
600	object *tmp;
601
602	tmp = victim;
603	if (tmp->head != NULL)
604	tmp = tmp->head;
605	for ( /tmp initialized above / ; tmp != NULL; tmp = tmp->more)
606	{	562	{
607	new_ob = arch_to_object (symptom->other_arch);	563	new_ob = arch_to_object (symptom->other_arch);
608	new_ob->x = tmp->x;	564	new_ob->x = tmp->x;
609	new_ob->y = tmp->y;	565	new_ob->y = tmp->y;
610	new_ob->map = victim->map;	566	new_ob->map = victim->map;
611	insert_ob_in_map (new_ob, victim->map, victim, 0);	567	insert_ob_in_map (new_ob, victim->map, victim, 0);
612	}	568	}
613	}	569
614	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, victim, symptom->msg);	570	new_draw_info (NDI_UNIQUE \| NDI_RED, 0, victim, symptom->msg);
615		571
616	return 1;	572	return 1;
617	}	573	}
618		574
619
620	/* possibly infect due to direct physical contact	575	/* possibly infect due to direct physical contact
621	i.e., AT_PHYSICAL-- called from "hit_player_attacktype" */	576	* i.e., AT_PHYSICAL-- called from "hit_player_attacktype" */
622
623	int	577	int
624	check_physically_infect (object victim, object hitter)	578	check_physically_infect (object victim, object hitter)
625	{	579	{
626	object *walk;
627
628	/* search for diseases, give every disease a chance to infect */	580	/* search for diseases, give every disease a chance to infect */
629	for (walk = hitter->inv; walk != NULL; walk = walk->below)	581	for (object *disease = hitter->inv; disease; disease = disease->below)
630	if (walk->type == DISEASE)	582	if (disease->type == DISEASE)
631	infect_object (victim, walk, 0);	583	infect_object (victim, disease, 0);
		584
632	return 1;	585	return 1;
633	}	586	}
634		587
635	/* find a disease in someone*/	588	// find a disease in someone
636	object *	589	object *
637	find_disease (object *victim)	590	find_disease (object *victim)
638	{	591	{
639	object *walk;	592	for (object *disease = victim->inv; disease; disease = disease->below)
640
641	for (walk = victim->inv; walk; walk = walk->below)
642	if (walk->type == DISEASE)	593	if (disease->type == DISEASE)
643	return walk;	594	return disease;
		595
644	return NULL;	596	return 0;
645	}	597	}
646		598
647	/* do the cure disease stuff, from the spell "cure disease" */	599	/* do the cure disease stuff, from the spell "cure disease" */
648
649	int	600	int
650	cure_disease (object sufferer, object caster)	601	cure_disease (object sufferer, object caster, object *spell)
651	{	602	{
652	object disease, next;	603	object disease, next;
653	int casting_level;
654	int cure = 0;	604	int cure = 0;
655		605
656	if (caster)
657	casting_level = caster->level;
658	else
659	casting_level = 1000; /* if null caster, CURE all. */	606	int casting_level = caster ? caster->level : 1000; /* if null caster, CURE all. */
660		607
661	for (disease = sufferer->inv; disease; disease = next)	608	for (disease = sufferer->inv; disease; disease = next)
662	{	609	{
663	next = disease->below;	610	next = disease->below;
664		611
665	if (disease->type == DISEASE)	612	if (disease->type == DISEASE)
666	{ /* attempt to cure this disease */	613	{ /* attempt to cure this disease */
667	/* If caster lvel is higher than disease level, cure chance	614	/* If caster level is higher than disease level, cure chance
668	* is automatic. If lower, then the chance is basically	615	* is automatic. If lower, then the chance is basically
669	* 1 in level_diff - if there is a 5 level difference, chance	616	* 1 in level_diff - if there is a 5 level difference, chance
670	* is 1 in 5.	617	* is 1 in 5.
671	*/	618	*/
672	if ((casting_level >= disease->level) \|\| (!(random_roll (0, (disease->level - casting_level - 1), caster, PREFER_LOW))))	619	if ((casting_level >= disease->level) \|\| (!(random_roll (0, (disease->level - casting_level - 1), caster, PREFER_LOW))))
673	{	620	{
674
675	remove_symptoms (disease);	621	remove_symptoms (disease);
676	remove_ob (disease);
677	cure = 1;	622	cure = 1;
		623
678	if (caster)	624	if (caster && spell)
679	change_exp (caster, disease->stats.exp, caster->chosen_skill ? &caster->chosen_skill->skill : (const char *) 0, 0);	625	change_exp (caster, disease->stats.exp, spell->skill, SK_EXP_SKILL_ONLY);
680	free_object (disease);	626
		627	disease->destroy ();
681	}	628	}
682	}	629	}
683	}	630	}
		631
684	if (cure)	632	if (cure)
685	{	633	{
686	/* Only draw these messages once */	634	/* Only draw these messages once */
687	if (caster)	635	if (caster)
688	new_draw_info_format (NDI_UNIQUE, 0, caster, "You cure a disease!");	636	new_draw_info_format (NDI_UNIQUE, 0, caster, "You cure a disease!");
		637
689	new_draw_info (NDI_UNIQUE, 0, sufferer, "You no longer feel diseased.");	638	new_draw_info (NDI_UNIQUE, 0, sufferer, "You no longer feel diseased.");
690	}	639	}
		640
691	return 1;	641	return 1;
692	}	642	}
693		643
694	/* reduces disease progression: reduce_symptoms	644	/* reduces disease progression: reduce_symptoms
695	* return true if we actually reduce a disease.	645	* return true if we actually reduce a disease.
696	*/	646	*/
697
698	int	647	int
699	reduce_symptoms (object *sufferer, int reduction)	648	reduce_symptoms (object *sufferer, int reduction)
700	{	649	{
701	object *walk;	650	object *walk;
702	int success = 0;	651	int success = 0;
…		…
706	if (walk->type == SYMPTOM)	655	if (walk->type == SYMPTOM)
707	{	656	{
708	if (walk->value > 0)	657	if (walk->value > 0)
709	{	658	{
710	success = 1;	659	success = 1;
711	walk->value = MAX (0, walk->value - 2 * reduction);	660	walk->value = max (0, walk->value - 2 * reduction);
712	/* give the disease time to modify this symptom,	661	/* give the disease time to modify this symptom,
713	* and reduce its severity. */	662	* and reduce its severity. */
714	walk->speed_left = 0;	663	walk->speed_left = 0;
715	}	664	}
716	}	665	}
717	}	666	}
		667
718	if (success)	668	if (success)
719	new_draw_info (NDI_UNIQUE, 0, sufferer, "Your illness seems less severe.");	669	new_draw_info (NDI_UNIQUE, 0, sufferer, "Your illness seems less severe.");
		670
720	return success;	671	return success;
721	}	672	}

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Comparing deliantra/server/server/disease.C (file contents): Revision 1.5 by root, Thu Sep 14 22:34:04 2006 UTC vs. Revision 1.41 by root, Mon Aug 27 05:10:51 2007 UTC

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Comparing deliantra/server/server/disease.C (file contents):
Revision 1.5 by root, Thu Sep 14 22:34:04 2006 UTC vs.
Revision 1.41 by root, Mon Aug 27 05:10:51 2007 UTC