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zap.c
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zap.c
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/* SCCS Id: @(#)zap.c 3.4 2003/08/24 */
/* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
/* NetHack may be freely redistributed. See license for details. */
#include "hack.h"
/* Disintegration rays have special treatment; corpses are never left.
* But the routine which calculates the damage is separate from the routine
* which kills the monster. The damage routine returns this cookie to
* indicate that the monster should be disintegrated.
*/
#define MAGIC_COOKIE 1000
#ifdef OVLB
static NEARDATA boolean obj_zapped;
static NEARDATA int poly_zapped;
#endif
extern boolean notonhead; /* for long worms */
/* kludge to use mondied instead of killed */
extern boolean m_using;
STATIC_DCL void FDECL(costly_cancel, (struct obj *));
STATIC_DCL void FDECL(polyuse, (struct obj*, int, int));
STATIC_DCL void FDECL(create_polymon, (struct obj *, int));
STATIC_DCL boolean FDECL(zap_updown, (struct obj *));
STATIC_DCL int FDECL(zhitm, (struct monst *,int,int,struct obj **));
STATIC_DCL void FDECL(zhitu, (int,int,const char *,XCHAR_P,XCHAR_P));
STATIC_DCL void FDECL(revive_egg, (struct obj *));
#ifdef STEED
STATIC_DCL boolean FDECL(zap_steed, (struct obj *));
#endif
#ifdef OVLB
STATIC_DCL int FDECL(zap_hit, (int,int));
#endif
#ifdef OVL0
STATIC_DCL void FDECL(backfire, (struct obj *));
STATIC_DCL int FDECL(spell_hit_bonus, (int));
#endif
#define ZT_MAGIC_MISSILE (AD_MAGM-1)
#define ZT_FIRE (AD_FIRE-1)
#define ZT_COLD (AD_COLD-1)
#define ZT_SLEEP (AD_SLEE-1)
#define ZT_DEATH (AD_DISN-1) /* or disintegration */
#define ZT_LIGHTNING (AD_ELEC-1)
#define ZT_POISON_GAS (AD_DRST-1)
#define ZT_ACID (AD_ACID-1)
/* 8 and 9 are currently unassigned */
#define ZT_WAND(x) (x)
#define ZT_SPELL(x) (10+(x))
#define ZT_BREATH(x) (20+(x))
#define is_hero_spell(type) ((type) >= 10 && (type) < 20)
#ifndef OVLB
STATIC_VAR const char are_blinded_by_the_flash[];
extern const char * const flash_types[];
#else
STATIC_VAR const char are_blinded_by_the_flash[] = "are blinded by the flash!";
const char * const flash_types[] = { /* also used in buzzmu(mcastu.c) */
"magic missile", /* Wands must be 0-9 */
"bolt of fire",
"bolt of cold",
"sleep ray",
"death ray",
"bolt of lightning",
"",
"",
"",
"",
"magic missile", /* Spell equivalents must be 10-19 */
"fireball",
"cone of cold",
"sleep ray",
"finger of death",
"bolt of lightning", /* There is no spell, used for retribution */
"",
"",
"",
"",
"blast of missiles", /* Dragon breath equivalents 20-29*/
"blast of fire",
"blast of frost",
"blast of sleep gas",
"blast of disintegration",
"blast of lightning",
"blast of poison gas",
"blast of acid",
"",
""
};
/* Routines for IMMEDIATE wands and spells. */
/* bhitm: monster mtmp was hit by the effect of wand or spell otmp */
int
bhitm(mtmp, otmp)
struct monst *mtmp;
struct obj *otmp;
{
boolean wake = TRUE; /* Most 'zaps' should wake monster */
boolean reveal_invis = FALSE;
boolean dbldam = Role_if(PM_KNIGHT) && u.uhave.questart;
int dmg, otyp = otmp->otyp;
const char *zap_type_text = "spell";
struct obj *obj;
boolean disguised_mimic = (mtmp->data->mlet == S_MIMIC &&
mtmp->m_ap_type != M_AP_NOTHING);
if (u.uswallow && mtmp == u.ustuck)
reveal_invis = FALSE;
switch(otyp) {
case WAN_STRIKING:
zap_type_text = "wand";
/* fall through */
case SPE_FORCE_BOLT:
reveal_invis = TRUE;
if (resists_magm(mtmp)) { /* match effect on player */
shieldeff(mtmp->mx, mtmp->my);
break; /* skip makeknown */
} else if (u.uswallow || rnd(20) < 10 + find_mac(mtmp)) {
dmg = d(2,12);
if(dbldam) dmg *= 2;
if (otyp == SPE_FORCE_BOLT)
dmg += spell_damage_bonus();
hit(zap_type_text, mtmp, exclam(dmg));
(void) resist(mtmp, otmp->oclass, dmg, TELL);
} else miss(zap_type_text, mtmp);
makeknown(otyp);
break;
case WAN_SLOW_MONSTER:
case SPE_SLOW_MONSTER:
if (!resist(mtmp, otmp->oclass, 0, NOTELL)) {
mon_adjust_speed(mtmp, -1, otmp);
m_dowear(mtmp, FALSE); /* might want speed boots */
if (u.uswallow && (mtmp == u.ustuck) &&
is_whirly(mtmp->data)) {
You("disrupt %s!", mon_nam(mtmp));
pline("A huge hole opens up...");
expels(mtmp, mtmp->data, TRUE);
}
}
break;
case WAN_SPEED_MONSTER:
if (!resist(mtmp, otmp->oclass, 0, NOTELL)) {
mon_adjust_speed(mtmp, 1, otmp);
m_dowear(mtmp, FALSE); /* might want speed boots */
}
break;
case WAN_UNDEAD_TURNING:
case SPE_TURN_UNDEAD:
wake = FALSE;
if (unturn_dead(mtmp)) wake = TRUE;
if (is_undead(mtmp->data)) {
reveal_invis = TRUE;
wake = TRUE;
dmg = rnd(8);
if(dbldam) dmg *= 2;
if (otyp == SPE_TURN_UNDEAD)
dmg += spell_damage_bonus();
flags.bypasses = TRUE; /* for make_corpse() */
if (!resist(mtmp, otmp->oclass, dmg, NOTELL)) {
if (mtmp->mhp > 0) monflee(mtmp, 0, FALSE, TRUE);
}
}
break;
case WAN_POLYMORPH:
case SPE_POLYMORPH:
case POT_POLYMORPH:
if (resists_magm(mtmp)) {
/* magic resistance protects from polymorph traps, so make
it guard against involuntary polymorph attacks too... */
shieldeff(mtmp->mx, mtmp->my);
} else if (!resist(mtmp, otmp->oclass, 0, NOTELL)) {
/* natural shapechangers aren't affected by system shock
(unless protection from shapechangers is interfering
with their metabolism...) */
if (mtmp->cham == CHAM_ORDINARY && !rn2(25)) {
if (canseemon(mtmp)) {
pline("%s shudders!", Monnam(mtmp));
makeknown(otyp);
}
/* dropped inventory shouldn't be hit by this zap */
for (obj = mtmp->minvent; obj; obj = obj->nobj)
bypass_obj(obj);
/* flags.bypasses = TRUE; ## for make_corpse() */
/* no corpse after system shock */
xkilled(mtmp, 3);
} else if (newcham(mtmp, (struct permonst *)0,
(otyp != POT_POLYMORPH), FALSE)) {
if (!Hallucination && canspotmon(mtmp))
makeknown(otyp);
}
}
break;
case WAN_CANCELLATION:
case SPE_CANCELLATION:
(void) cancel_monst(mtmp, otmp, TRUE, TRUE, FALSE);
break;
case WAN_TELEPORTATION:
case SPE_TELEPORT_AWAY:
reveal_invis = !u_teleport_mon(mtmp, TRUE);
break;
case WAN_MAKE_INVISIBLE:
{
int oldinvis = mtmp->minvis;
char nambuf[BUFSZ];
/* format monster's name before altering its visibility */
Strcpy(nambuf, Monnam(mtmp));
mon_set_minvis(mtmp);
if (!oldinvis && knowninvisible(mtmp)) {
pline("%s turns transparent!", nambuf);
makeknown(otyp);
}
break;
}
case WAN_NOTHING:
case WAN_LOCKING:
case SPE_WIZARD_LOCK:
wake = FALSE;
break;
case WAN_PROBING:
wake = FALSE;
reveal_invis = TRUE;
probe_monster(mtmp);
makeknown(otyp);
break;
case WAN_OPENING:
case SPE_KNOCK:
wake = FALSE; /* don't want immediate counterattack */
if (u.uswallow && mtmp == u.ustuck) {
if (is_animal(mtmp->data)) {
if (Blind) You_feel("a sudden rush of air!");
else pline("%s opens its mouth!", Monnam(mtmp));
}
expels(mtmp, mtmp->data, TRUE);
#ifdef STEED
} else if (!!(obj = which_armor(mtmp, W_SADDLE))) {
mtmp->misc_worn_check &= ~obj->owornmask;
update_mon_intrinsics(mtmp, obj, FALSE, FALSE);
obj->owornmask = 0L;
obj_extract_self(obj);
place_object(obj, mtmp->mx, mtmp->my);
/* call stackobj() if we ever drop anything that can merge */
newsym(mtmp->mx, mtmp->my);
#endif
}
break;
case SPE_HEALING:
case SPE_EXTRA_HEALING:
reveal_invis = TRUE;
if (mtmp->data != &mons[PM_PESTILENCE]) {
wake = FALSE; /* wakeup() makes the target angry */
mtmp->mhp += d(6, otyp == SPE_EXTRA_HEALING ? 8 : 4);
if (mtmp->mhp > mtmp->mhpmax)
mtmp->mhp = mtmp->mhpmax;
if (mtmp->mblinded) {
mtmp->mblinded = 0;
mtmp->mcansee = 1;
}
if (canseemon(mtmp)) {
if (disguised_mimic) {
if (mtmp->m_ap_type == M_AP_OBJECT &&
mtmp->mappearance == STRANGE_OBJECT) {
/* it can do better now */
set_mimic_sym(mtmp);
newsym(mtmp->mx, mtmp->my);
} else
mimic_hit_msg(mtmp, otyp);
} else pline("%s looks%s better.", Monnam(mtmp),
otyp == SPE_EXTRA_HEALING ? " much" : "" );
}
if (mtmp->mtame || mtmp->mpeaceful) {
adjalign(Role_if(PM_HEALER) ? 1 : sgn(u.ualign.type));
}
} else { /* Pestilence */
/* Pestilence will always resist; damage is half of 3d{4,8} */
(void) resist(mtmp, otmp->oclass,
d(3, otyp == SPE_EXTRA_HEALING ? 8 : 4), TELL);
}
break;
case WAN_LIGHT: /* (broken wand) */
if (flash_hits_mon(mtmp, otmp)) {
makeknown(WAN_LIGHT);
reveal_invis = TRUE;
}
break;
case WAN_SLEEP: /* (broken wand) */
/* [wakeup() doesn't rouse victims of temporary sleep,
so it's okay to leave `wake' set to TRUE here] */
reveal_invis = TRUE;
if (sleep_monst(mtmp, d(1 + otmp->spe, 12), WAND_CLASS))
slept_monst(mtmp);
if (!Blind) makeknown(WAN_SLEEP);
break;
case SPE_STONE_TO_FLESH:
if (monsndx(mtmp->data) == PM_STONE_GOLEM) {
char *name = Monnam(mtmp);
/* turn into flesh golem */
if (newcham(mtmp, &mons[PM_FLESH_GOLEM], FALSE, FALSE)) {
if (canseemon(mtmp))
pline("%s turns to flesh!", name);
} else {
if (canseemon(mtmp))
pline("%s looks rather fleshy for a moment.",
name);
}
} else
wake = FALSE;
break;
case SPE_DRAIN_LIFE:
dmg = rnd(8);
if(dbldam) dmg *= 2;
if (otyp == SPE_DRAIN_LIFE)
dmg += spell_damage_bonus();
if (resists_drli(mtmp))
shieldeff(mtmp->mx, mtmp->my);
else if (!resist(mtmp, otmp->oclass, dmg, NOTELL) &&
mtmp->mhp > 0) {
mtmp->mhp -= dmg;
mtmp->mhpmax -= dmg;
if (mtmp->mhp <= 0 || mtmp->mhpmax <= 0 || mtmp->m_lev < 1)
xkilled(mtmp, 1);
else {
mtmp->m_lev--;
if (canseemon(mtmp))
pline("%s suddenly seems weaker!", Monnam(mtmp));
}
}
break;
default:
impossible("What an interesting effect (%d)", otyp);
break;
}
if(wake) {
if(mtmp->mhp > 0) {
wakeup(mtmp);
m_respond(mtmp);
if(mtmp->isshk && !*u.ushops) hot_pursuit(mtmp);
} else if(mtmp->m_ap_type)
seemimic(mtmp); /* might unblock if mimicing a boulder/door */
}
/* note: bhitpos won't be set if swallowed, but that's okay since
* reveal_invis will be false. We can't use mtmp->mx, my since it
* might be an invisible worm hit on the tail.
*/
if (reveal_invis) {
if (mtmp->mhp > 0 && cansee(bhitpos.x, bhitpos.y) &&
!canspotmon(mtmp))
map_invisible(bhitpos.x, bhitpos.y);
}
return 0;
}
void
probe_monster(mtmp)
struct monst *mtmp;
{
struct obj *otmp;
mstatusline(mtmp);
if (notonhead) return; /* don't show minvent for long worm tail */
#ifndef GOLDOBJ
if (mtmp->minvent || mtmp->mgold) {
#else
if (mtmp->minvent) {
#endif
for (otmp = mtmp->minvent; otmp; otmp = otmp->nobj)
otmp->dknown = 1; /* treat as "seen" */
(void) display_minventory(mtmp, MINV_ALL, (char *)0);
} else {
pline("%s is not carrying anything.", noit_Monnam(mtmp));
}
}
#endif /*OVLB*/
#ifdef OVL1
/*
* Return the object's physical location. This only makes sense for
* objects that are currently on the level (i.e. migrating objects
* are nowhere). By default, only things that can be seen (in hero's
* inventory, monster's inventory, or on the ground) are reported.
* By adding BURIED_TOO and/or CONTAINED_TOO flags, you can also get
* the location of buried and contained objects. Note that if an
* object is carried by a monster, its reported position may change
* from turn to turn. This function returns FALSE if the position
* is not available or subject to the constraints above.
*/
boolean
get_obj_location(obj, xp, yp, locflags)
struct obj *obj;
xchar *xp, *yp;
int locflags;
{
switch (obj->where) {
case OBJ_INVENT:
*xp = u.ux;
*yp = u.uy;
return TRUE;
case OBJ_FLOOR:
*xp = obj->ox;
*yp = obj->oy;
return TRUE;
case OBJ_MINVENT:
if (obj->ocarry->mx) {
*xp = obj->ocarry->mx;
*yp = obj->ocarry->my;
return TRUE;
}
break; /* !mx => migrating monster */
case OBJ_BURIED:
if (locflags & BURIED_TOO) {
*xp = obj->ox;
*yp = obj->oy;
return TRUE;
}
break;
case OBJ_CONTAINED:
if (locflags & CONTAINED_TOO)
return get_obj_location(obj->ocontainer, xp, yp, locflags);
break;
}
*xp = *yp = 0;
return FALSE;
}
boolean
get_mon_location(mon, xp, yp, locflags)
struct monst *mon;
xchar *xp, *yp;
int locflags; /* non-zero means get location even if monster is buried */
{
if (mon == &youmonst) {
*xp = u.ux;
*yp = u.uy;
return TRUE;
} else if (mon->mx > 0 && (!mon->mburied || locflags)) {
*xp = mon->mx;
*yp = mon->my;
return TRUE;
} else { /* migrating or buried */
*xp = *yp = 0;
return FALSE;
}
}
/* used by revive() and animate_statue() */
struct monst *
montraits(obj,cc)
struct obj *obj;
coord *cc;
{
struct monst *mtmp = (struct monst *)0;
struct monst *mtmp2 = (struct monst *)0;
if (obj->oxlth && (obj->oattached == OATTACHED_MONST))
mtmp2 = get_mtraits(obj, TRUE);
if (mtmp2) {
/* save_mtraits() validated mtmp2->mnum */
mtmp2->data = &mons[mtmp2->mnum];
if (mtmp2->mhpmax <= 0 && !is_rider(mtmp2->data))
return (struct monst *)0;
mtmp = makemon(mtmp2->data,
cc->x, cc->y, NO_MINVENT|MM_NOWAIT|MM_NOCOUNTBIRTH);
if (!mtmp) return mtmp;
/* heal the monster */
if (mtmp->mhpmax > mtmp2->mhpmax && is_rider(mtmp2->data))
mtmp2->mhpmax = mtmp->mhpmax;
mtmp2->mhp = mtmp2->mhpmax;
/* Get these ones from mtmp */
mtmp2->minvent = mtmp->minvent; /*redundant*/
/* monster ID is available if the monster died in the current
game, but should be zero if the corpse was in a bones level
(we cleared it when loading bones) */
if (!mtmp2->m_id)
mtmp2->m_id = mtmp->m_id;
mtmp2->mx = mtmp->mx;
mtmp2->my = mtmp->my;
mtmp2->mux = mtmp->mux;
mtmp2->muy = mtmp->muy;
mtmp2->mw = mtmp->mw;
mtmp2->wormno = mtmp->wormno;
mtmp2->misc_worn_check = mtmp->misc_worn_check;
mtmp2->weapon_check = mtmp->weapon_check;
mtmp2->mtrapseen = mtmp->mtrapseen;
mtmp2->mflee = mtmp->mflee;
mtmp2->mburied = mtmp->mburied;
mtmp2->mundetected = mtmp->mundetected;
mtmp2->mfleetim = mtmp->mfleetim;
mtmp2->mlstmv = mtmp->mlstmv;
mtmp2->m_ap_type = mtmp->m_ap_type;
/* set these ones explicitly */
mtmp2->mavenge = 0;
mtmp2->meating = 0;
mtmp2->mleashed = 0;
mtmp2->mtrapped = 0;
mtmp2->msleeping = 0;
mtmp2->mfrozen = 0;
mtmp2->mcanmove = 1;
/* most cancelled monsters return to normal,
but some need to stay cancelled */
if (!dmgtype(mtmp2->data, AD_SEDU)
#ifdef SEDUCE
&& !dmgtype(mtmp2->data, AD_SSEX)
#endif
) mtmp2->mcan = 0;
mtmp2->mcansee = 1; /* set like in makemon */
mtmp2->mblinded = 0;
mtmp2->mstun = 0;
mtmp2->mconf = 0;
replmon(mtmp,mtmp2);
}
return mtmp2;
}
/*
* get_container_location() returns the following information
* about the outermost container:
* loc argument gets set to:
* OBJ_INVENT if in hero's inventory; return 0.
* OBJ_FLOOR if on the floor; return 0.
* OBJ_BURIED if buried; return 0.
* OBJ_MINVENT if in monster's inventory; return monster.
* container_nesting is updated with the nesting depth of the containers
* if applicable.
*/
struct monst *
get_container_location(obj, loc, container_nesting)
struct obj *obj;
int *loc;
int *container_nesting;
{
if (!obj || !loc)
return 0;
if (container_nesting) *container_nesting = 0;
while (obj && obj->where == OBJ_CONTAINED) {
if (container_nesting) *container_nesting += 1;
obj = obj->ocontainer;
}
if (obj) {
*loc = obj->where; /* outermost container's location */
if (obj->where == OBJ_MINVENT) return obj->ocarry;
}
return (struct monst *)0;
}
/*
* Attempt to revive the given corpse, return the revived monster if
* successful. Note: this does NOT use up the corpse if it fails.
*/
struct monst *
revive(obj)
register struct obj *obj;
{
register struct monst *mtmp = (struct monst *)0;
struct obj *container = (struct obj *)0;
int container_nesting = 0;
schar savetame = 0;
boolean recorporealization = FALSE;
boolean in_container = FALSE;
if(obj->otyp == CORPSE) {
int montype = obj->corpsenm;
xchar x, y;
if (obj->where == OBJ_CONTAINED) {
/* deal with corpses in [possibly nested] containers */
struct monst *carrier;
int holder = 0;
container = obj->ocontainer;
carrier = get_container_location(container, &holder,
&container_nesting);
switch(holder) {
case OBJ_MINVENT:
x = carrier->mx; y = carrier->my;
in_container = TRUE;
break;
case OBJ_INVENT:
x = u.ux; y = u.uy;
in_container = TRUE;
break;
case OBJ_FLOOR:
if (!get_obj_location(obj, &x, &y, CONTAINED_TOO))
return (struct monst *) 0;
in_container = TRUE;
break;
default:
return (struct monst *)0;
}
} else {
/* only for invent, minvent, or floor */
if (!get_obj_location(obj, &x, &y, 0))
return (struct monst *) 0;
}
if (in_container) {
/* Rules for revival from containers:
- the container cannot be locked
- the container cannot be heavily nested (>2 is arbitrary)
- the container cannot be a statue or bag of holding
(except in very rare cases for the latter)
*/
if (!x || !y || container->olocked || container_nesting > 2 ||
container->otyp == STATUE ||
(container->otyp == BAG_OF_HOLDING && rn2(40)))
return (struct monst *)0;
}
if (MON_AT(x,y)) {
coord new_xy;
if (enexto(&new_xy, x, y, &mons[montype]))
x = new_xy.x, y = new_xy.y;
}
if(cant_create(&montype, TRUE)) {
/* make a zombie or worm instead */
mtmp = makemon(&mons[montype], x, y,
NO_MINVENT|MM_NOWAIT);
if (mtmp) {
mtmp->mhp = mtmp->mhpmax = 100;
mon_adjust_speed(mtmp, 2, (struct obj *)0); /* MFAST */
}
} else {
if (obj->oxlth && (obj->oattached == OATTACHED_MONST)) {
coord xy;
xy.x = x; xy.y = y;
mtmp = montraits(obj, &xy);
if (mtmp && mtmp->mtame && !mtmp->isminion)
wary_dog(mtmp, TRUE);
} else
mtmp = makemon(&mons[montype], x, y,
NO_MINVENT|MM_NOWAIT|MM_NOCOUNTBIRTH);
if (mtmp) {
if (obj->oxlth && (obj->oattached == OATTACHED_M_ID)) {
unsigned m_id;
struct monst *ghost;
(void) memcpy((genericptr_t)&m_id,
(genericptr_t)obj->oextra, sizeof(m_id));
ghost = find_mid(m_id, FM_FMON);
if (ghost && ghost->data == &mons[PM_GHOST]) {
int x2, y2;
x2 = ghost->mx; y2 = ghost->my;
if (ghost->mtame)
savetame = ghost->mtame;
if (canseemon(ghost))
pline("%s is suddenly drawn into its former body!",
Monnam(ghost));
mondead(ghost);
recorporealization = TRUE;
newsym(x2, y2);
}
/* don't mess with obj->oxlth here */
obj->oattached = OATTACHED_NOTHING;
}
/* Monster retains its name */
if (obj->onamelth)
mtmp = christen_monst(mtmp, ONAME(obj));
/* flag the quest leader as alive. */
if (mtmp->data->msound == MS_LEADER || mtmp->m_id ==
quest_status.leader_m_id)
quest_status.leader_is_dead = FALSE;
}
}
if (mtmp) {
if (obj->oeaten)
mtmp->mhp = eaten_stat(mtmp->mhp, obj);
/* track that this monster was revived at least once */
mtmp->mrevived = 1;
if (recorporealization) {
/* If mtmp is revivification of former tame ghost*/
if (savetame) {
struct monst *mtmp2 = tamedog(mtmp, (struct obj *)0);
if (mtmp2) {
mtmp2->mtame = savetame;
mtmp = mtmp2;
}
}
/* was ghost, now alive, it's all very confusing */
mtmp->mconf = 1;
}
switch (obj->where) {
case OBJ_INVENT:
useup(obj);
break;
case OBJ_FLOOR:
/* in case MON_AT+enexto for invisible mon */
x = obj->ox, y = obj->oy;
/* not useupf(), which charges */
if (obj->quan > 1L)
obj = splitobj(obj, 1L);
delobj(obj);
newsym(x, y);
break;
case OBJ_MINVENT:
m_useup(obj->ocarry, obj);
break;
case OBJ_CONTAINED:
obj_extract_self(obj);
obfree(obj, (struct obj *) 0);
break;
default:
panic("revive");
}
}
}
return mtmp;
}
STATIC_OVL void
revive_egg(obj)
struct obj *obj;
{
/*
* Note: generic eggs with corpsenm set to NON_PM will never hatch.
*/
if (obj->otyp != EGG) return;
if (obj->corpsenm != NON_PM && !dead_species(obj->corpsenm, TRUE))
attach_egg_hatch_timeout(obj);
}
/* try to revive all corpses and eggs carried by `mon' */
int
unturn_dead(mon)
struct monst *mon;
{
struct obj *otmp, *otmp2;
struct monst *mtmp2;
char owner[BUFSZ], corpse[BUFSZ];
boolean youseeit;
int once = 0, res = 0;
youseeit = (mon == &youmonst) ? TRUE : canseemon(mon);
otmp2 = (mon == &youmonst) ? invent : mon->minvent;
while ((otmp = otmp2) != 0) {
otmp2 = otmp->nobj;
if (otmp->otyp == EGG)
revive_egg(otmp);
if (otmp->otyp != CORPSE) continue;
/* save the name; the object is liable to go away */
if (youseeit) Strcpy(corpse, corpse_xname(otmp, TRUE));
/* for a merged group, only one is revived; should this be fixed? */
if ((mtmp2 = revive(otmp)) != 0) {
++res;
if (youseeit) {
if (!once++) Strcpy(owner,
(mon == &youmonst) ? "Your" :
s_suffix(Monnam(mon)));
pline("%s %s suddenly comes alive!", owner, corpse);
} else if (canseemon(mtmp2))
pline("%s suddenly appears!", Amonnam(mtmp2));
}
}
return res;
}
#endif /*OVL1*/
#ifdef OVLB
static const char charged_objs[] = { WAND_CLASS, WEAPON_CLASS, ARMOR_CLASS, 0 };
STATIC_OVL void
costly_cancel(obj)
register struct obj *obj;
{
char objroom;
struct monst *shkp = (struct monst *)0;
if (obj->no_charge) return;
switch (obj->where) {
case OBJ_INVENT:
if (obj->unpaid) {
shkp = shop_keeper(*u.ushops);
if (!shkp) return;
Norep("You cancel an unpaid object, you pay for it!");
bill_dummy_object(obj);
}
break;
case OBJ_FLOOR:
objroom = *in_rooms(obj->ox, obj->oy, SHOPBASE);
shkp = shop_keeper(objroom);
if (!shkp || !inhishop(shkp)) return;
if (costly_spot(u.ux, u.uy) && objroom == *u.ushops) {
Norep("You cancel it, you pay for it!");
bill_dummy_object(obj);
} else
(void) stolen_value(obj, obj->ox, obj->oy, FALSE, FALSE);
break;
}
}
/* cancel obj, possibly carried by you or a monster */
void
cancel_item(obj)
register struct obj *obj;
{
boolean u_ring = (obj == uleft) || (obj == uright);
register boolean holy = (obj->otyp == POT_WATER && obj->blessed);
switch(obj->otyp) {
case RIN_GAIN_STRENGTH:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_STR) -= obj->spe;
flags.botl = 1;
}
break;
case RIN_GAIN_CONSTITUTION:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_CON) -= obj->spe;
flags.botl = 1;
}
break;
case RIN_ADORNMENT:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_CHA) -= obj->spe;
flags.botl = 1;
}
break;
case RIN_INCREASE_ACCURACY:
if ((obj->owornmask & W_RING) && u_ring)
u.uhitinc -= obj->spe;
break;
case RIN_INCREASE_DAMAGE:
if ((obj->owornmask & W_RING) && u_ring)
u.udaminc -= obj->spe;
break;
case GAUNTLETS_OF_DEXTERITY:
if ((obj->owornmask & W_ARMG) && (obj == uarmg)) {
ABON(A_DEX) -= obj->spe;
flags.botl = 1;
}
break;
case HELM_OF_BRILLIANCE:
if ((obj->owornmask & W_ARMH) && (obj == uarmh)) {
ABON(A_INT) -= obj->spe;
ABON(A_WIS) -= obj->spe;
flags.botl = 1;
}
break;
/* case RIN_PROTECTION: not needed */
}
if (objects[obj->otyp].oc_magic
|| (obj->spe && (obj->oclass == ARMOR_CLASS ||
obj->oclass == WEAPON_CLASS || is_weptool(obj)))
|| obj->otyp == POT_ACID || obj->otyp == POT_SICKNESS) {
if (obj->spe != ((obj->oclass == WAND_CLASS) ? -1 : 0) &&
obj->otyp != WAN_CANCELLATION &&
/* can't cancel cancellation */
obj->otyp != MAGIC_LAMP &&
obj->otyp != CANDELABRUM_OF_INVOCATION) {
costly_cancel(obj);
obj->spe = (obj->oclass == WAND_CLASS) ? -1 : 0;
}
switch (obj->oclass) {
case SCROLL_CLASS:
costly_cancel(obj);
obj->otyp = SCR_BLANK_PAPER;
obj->spe = 0;
break;
case SPBOOK_CLASS:
if (obj->otyp != SPE_CANCELLATION &&
obj->otyp != SPE_BOOK_OF_THE_DEAD) {
costly_cancel(obj);
obj->otyp = SPE_BLANK_PAPER;
}
break;
case POTION_CLASS:
costly_cancel(obj);
if (obj->otyp == POT_SICKNESS ||
obj->otyp == POT_SEE_INVISIBLE) {
/* sickness is "biologically contaminated" fruit juice; cancel it
* and it just becomes fruit juice... whereas see invisible
* tastes like "enchanted" fruit juice, it similarly cancels.
*/
obj->otyp = POT_FRUIT_JUICE;
} else {
obj->otyp = POT_WATER;
obj->odiluted = 0; /* same as any other water */
}
break;
}
}
if (holy) costly_cancel(obj);
unbless(obj);
uncurse(obj);
#ifdef INVISIBLE_OBJECTS
if (obj->oinvis) obj->oinvis = 0;
#endif
return;
}
/* Remove a positive enchantment or charge from obj,
* possibly carried by you or a monster
*/
boolean
drain_item(obj)
register struct obj *obj;
{
boolean u_ring;
/* Is this a charged/enchanted object? */
if (!obj || (!objects[obj->otyp].oc_charged &&
obj->oclass != WEAPON_CLASS &&
obj->oclass != ARMOR_CLASS && !is_weptool(obj)) ||
obj->spe <= 0)
return (FALSE);
if (obj_resists(obj, 10, 90))
return (FALSE);
/* Charge for the cost of the object */
costly_cancel(obj); /* The term "cancel" is okay for now */
/* Drain the object and any implied effects */
obj->spe--;
u_ring = (obj == uleft) || (obj == uright);
switch(obj->otyp) {
case RIN_GAIN_STRENGTH:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_STR)--;
flags.botl = 1;
}
break;
case RIN_GAIN_CONSTITUTION:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_CON)--;
flags.botl = 1;
}
break;
case RIN_ADORNMENT:
if ((obj->owornmask & W_RING) && u_ring) {
ABON(A_CHA)--;
flags.botl = 1;
}
break;
case RIN_INCREASE_ACCURACY:
if ((obj->owornmask & W_RING) && u_ring)
u.uhitinc--;
break;
case RIN_INCREASE_DAMAGE:
if ((obj->owornmask & W_RING) && u_ring)
u.udaminc--;
break;
case HELM_OF_BRILLIANCE:
if ((obj->owornmask & W_ARMH) && (obj == uarmh)) {
ABON(A_INT)--;
ABON(A_WIS)--;
flags.botl = 1;
}
break;
case GAUNTLETS_OF_DEXTERITY:
if ((obj->owornmask & W_ARMG) && (obj == uarmg)) {
ABON(A_DEX)--;
flags.botl = 1;
}
break;
case RIN_PROTECTION:
flags.botl = 1;
break;
}
if (carried(obj)) update_inventory();
return (TRUE);
}
#endif /*OVLB*/
#ifdef OVL0
boolean
obj_resists(obj, ochance, achance)
struct obj *obj;
int ochance, achance; /* percent chance for ordinary objects, artifacts */
{
if (obj->otyp == AMULET_OF_YENDOR ||
obj->otyp == SPE_BOOK_OF_THE_DEAD ||
obj->otyp == CANDELABRUM_OF_INVOCATION ||
obj->otyp == BELL_OF_OPENING ||
(obj->otyp == CORPSE && is_rider(&mons[obj->corpsenm]))) {
return TRUE;
} else {
int chance = rn2(100);
return((boolean)(chance < (obj->oartifact ? achance : ochance)));
}
}
boolean