static void
dowatersnakes() /* Fountain of snakes! */
{
register int num = rn1(5,2);
struct monst *mtmp;
if (!(mons[PM_WATER_MOCCASIN].geno & (G_GENOD | G_EXTINCT))) {
if (!Blind)
pline("An endless stream of %s pours forth!",
Hallucination ? makeplural(rndmonnam()) : "snakes");
else
You("hear something hissing!");
while(num-- > 0)
if((mtmp = makemon(&mons[PM_WATER_MOCCASIN],u.ux,u.uy)) &&
t_at(mtmp->mx, mtmp->my))
(void) mintrap(mtmp);
} else
pline("The fountain bubbles furiously for a moment, then calms.");
}
static void
dowaternymph() /* Water Nymph */
{
register struct monst *mtmp;
if(mons[PM_WATER_NYMPH].geno & (G_GENOD | G_EXTINCT)) return;
if((mtmp = makemon(&mons[PM_WATER_NYMPH],u.ux,u.uy))) {
if (!Blind)
You("attract %s!", a_monnam(mtmp));
else
You("hear a seductive voice.");
mtmp->msleep = 0;
if (t_at(mtmp->mx, mtmp->my))
(void) mintrap(mtmp);
} else
if (!Blind)
pline("A large bubble rises to the surface and pops.");
else
You("hear a loud pop.");
}
static
void
dowaterdemon() /* Water demon */
{
register struct monst *mtmp;
if(mons[PM_WATER_DEMON].geno & (G_GENOD | G_EXTINCT)) return;
if((mtmp = makemon(&mons[PM_WATER_DEMON],u.ux,u.uy))) {
if (!Blind)
You("unleash %s!", a_monnam(mtmp));
else
You("feel the presence of evil.");
/* Give those on low levels a (slightly) better chance of survival */
if (rnd(100) > (80 + level_difficulty())) {
pline("Grateful for %s release, %s grants you a wish!",
his[pronoun_gender(mtmp)], he[pronoun_gender(mtmp)]);
makewish();
mongone(mtmp);
} else if (t_at(mtmp->mx, mtmp->my))
(void) mintrap(mtmp);
}
}
/* return 0 (no move), 1 (move) or 2 (dead) */
int
dog_move(struct monst *mtmp, int after)
{
int nx, ny, omx, omy, appr, nearer, j;
int udist, chi, i, whappr;
struct monst *mtmp2;
struct permonst *mdat = mtmp->data;
struct edog *edog = EDOG(mtmp);
struct obj *obj;
struct trap *trap;
xchar cnt, chcnt, nix, niy;
schar dogroom, uroom;
xchar gx, gy, gtyp, otyp; /* current goal */
coord poss[9];
int info[9];
#define GDIST(x,y) ((x-gx)*(x-gx) + (y-gy)*(y-gy))
#define DDIST(x,y) ((x-omx)*(x-omx) + (y-omy)*(y-omy))
if(moves <= edog->eattime) return(0); /* dog is still eating */
omx = mtmp->mx;
omy = mtmp->my;
whappr = (moves - EDOG(mtmp)->whistletime < 5);
if(moves > edog->hungrytime + 500 && !mtmp->mconf){
mtmp->mconf = 1;
mtmp->mhpmax /= 3;
if(mtmp->mhp > mtmp->mhpmax)
mtmp->mhp = mtmp->mhpmax;
if(cansee(omx,omy))
pline("%s is confused from hunger.", Monnam(mtmp));
else pline("You feel worried about %s.", monnam(mtmp));
} else
if(moves > edog->hungrytime + 750 || mtmp->mhp < 1){
if(cansee(omx,omy))
pline("%s dies from hunger.", Monnam(mtmp));
else
pline("You have a sad feeling for a moment, then it passes.");
mondied(mtmp);
return(2);
}
dogroom = inroom(omx,omy);
uroom = inroom(u.ux,u.uy);
udist = dist(omx,omy);
/* maybe we tamed him while being swallowed --jgm */
if(!udist) return(0);
/* if we are carrying sth then we drop it (perhaps near @) */
/* Note: if apport == 1 then our behaviour is independent of udist */
if(mtmp->minvent){
if(!rn2(udist) || !rn2((int) edog->apport))
if(rn2(10) < edog->apport){
relobj(mtmp, (int) mtmp->minvis);
if(edog->apport > 1) edog->apport--;
edog->dropdist = udist; /* hpscdi!jon */
edog->droptime = moves;
}
} else {
if ((obj = o_at(omx,omy)))
if(!strchr("0_", obj->olet)){
if((otyp = dogfood(obj)) <= CADAVER){
nix = omx;
niy = omy;
goto eatobj;
}
if (obj->owt < 10*mtmp->data->mlevel)
if (rn2(20) < edog->apport+3)
if (rn2(udist) || !rn2((int) edog->apport)){
freeobj(obj);
unpobj(obj);
/* if(levl[omx][omy].scrsym == obj->olet)
newsym(omx,omy); */
mpickobj(mtmp,obj);
}
}
}
/* first we look for food */
gtyp = UNDEF; /* no goal as yet */
gx = gy = 0;
for(obj = fobj; obj; obj = obj->nobj) {
otyp = dogfood(obj);
if(otyp > gtyp || otyp == UNDEF) continue;
if(inroom(obj->ox,obj->oy) != dogroom) continue;
if(otyp < MANFOOD &&
(dogroom >= 0 || DDIST(obj->ox,obj->oy) < 10)) {
if(otyp < gtyp || (otyp == gtyp &&
DDIST(obj->ox,obj->oy) < DDIST(gx,gy))){
gx = obj->ox;
gy = obj->oy;
gtyp = otyp;
}
} else
if(gtyp == UNDEF && dogroom >= 0 &&
uroom == dogroom &&
!mtmp->minvent && edog->apport > rn2(8)){
gx = obj->ox;
gy = obj->oy;
gtyp = APPORT;
}
}
if(gtyp == UNDEF ||
(gtyp != DOGFOOD && gtyp != APPORT && moves < edog->hungrytime)){
if(dogroom < 0 || dogroom == uroom){
gx = u.ux;
gy = u.uy;
#ifndef QUEST
} else {
int tmp = rooms[(int)dogroom].fdoor;
cnt = rooms[(int)dogroom].doorct;
gx = gy = FAR; /* random, far away */
while(cnt--){
if(dist(gx,gy) >
dist(doors[tmp].x, doors[tmp].y)){
gx = doors[tmp].x;
gy = doors[tmp].y;
}
tmp++;
}
/* here gx == FAR e.g. when dog is in a vault */
if(gx == FAR || (gx == omx && gy == omy)){
gx = u.ux;
gy = u.uy;
}
#endif /* QUEST */
}
appr = (udist >= 9) ? 1 : (mtmp->mflee) ? -1 : 0;
if(after && udist <= 4 && gx == u.ux && gy == u.uy)
return(0);
if(udist > 1){
if (!IS_ROOM(levl[(int)u.ux][(int)u.uy].typ) || !rn2(4) ||
whappr ||
(mtmp->minvent && rn2((int) edog->apport)))
appr = 1;
}
/* if you have dog food he'll follow you more closely */
if (appr == 0) {
obj = invent;
while(obj){
if(obj->otyp == TRIPE_RATION){
appr = 1;
break;
}
obj = obj->nobj;
}
}
} else appr = 1; /* gtyp != UNDEF */
if(mtmp->mconf) appr = 0;
if(gx == u.ux && gy == u.uy && (dogroom != uroom || dogroom < 0)){
coord *cp;
cp = gettrack(omx,omy);
if(cp){
gx = cp->x;
gy = cp->y;
}
}
nix = omx;
niy = omy;
cnt = mfndpos(mtmp,poss,info,ALLOW_M | ALLOW_TRAPS);
chcnt = 0;
chi = -1;
for(i=0; i<cnt; i++){
nx = poss[i].x;
ny = poss[i].y;
if(info[i] & ALLOW_M){
mtmp2 = m_at(nx,ny);
if(mtmp2->data->mlevel >= mdat->mlevel+2 ||
mtmp2->data->mlet == 'c')
continue;
if(after) return(0); /* hit only once each move */
if(hitmm(mtmp, mtmp2) == 1 && rn2(4) &&
mtmp2->mlstmv != moves &&
hitmm(mtmp2,mtmp) == 2) return(2);
return(0);
}
/* dog avoids traps */
/* but perhaps we have to pass a trap in order to follow @ */
if((info[i] & ALLOW_TRAPS) && (trap = t_at(nx,ny))){
if(!trap->tseen && rn2(40)) continue;
if(rn2(10)) continue;
}
/* dog eschewes cursed objects */
/* but likes dog food */
obj = fobj;
while(obj){
if(obj->ox != nx || obj->oy != ny)
goto nextobj;
if(obj->cursed) goto nxti;
if(obj->olet == FOOD_SYM &&
(otyp = dogfood(obj)) < MANFOOD &&
(otyp < ACCFOOD || edog->hungrytime <= moves)){
/* Note: our dog likes the food so much that he
might eat it even when it conceals a cursed object */
nix = nx;
niy = ny;
chi = i;
eatobj:
edog->eattime =
moves + obj->quan * objects[obj->otyp].oc_delay;
if(edog->hungrytime < moves)
edog->hungrytime = moves;
edog->hungrytime +=
5*obj->quan * objects[obj->otyp].nutrition;
mtmp->mconf = 0;
if(cansee(nix,niy))
pline("%s ate %s.", Monnam(mtmp), doname(obj));
/* perhaps this was a reward */
if(otyp != CADAVER)
edog->apport += 200/(edog->dropdist+moves-edog->droptime);
delobj(obj);
goto newdogpos;
}
nextobj:
obj = obj->nobj;
}
for(j=0; j<MTSZ && j<cnt-1; j++)
if(nx == mtmp->mtrack[j].x && ny == mtmp->mtrack[j].y)
if(rn2(4*(cnt-j))) goto nxti;
/* Some stupid C compilers cannot compute the whole expression at once. */
nearer = GDIST(nx,ny);
nearer -= GDIST(nix,niy);
nearer *= appr;
if((nearer == 0 && !rn2(++chcnt)) || nearer<0 ||
(nearer > 0 && !whappr &&
((omx == nix && omy == niy && !rn2(3))
|| !rn2(12))
)){
nix = nx;
niy = ny;
if(nearer < 0) chcnt = 0;
chi = i;
}
nxti: ;
}
newdogpos:
if(nix != omx || niy != omy){
if(info[chi] & ALLOW_U){
(void) hitu(mtmp, d(mdat->damn, mdat->damd)+1);
return(0);
}
mtmp->mx = nix;
mtmp->my = niy;
for(j=MTSZ-1; j>0; j--) mtmp->mtrack[j] = mtmp->mtrack[j-1];
mtmp->mtrack[0].x = omx;
mtmp->mtrack[0].y = omy;
}
if(mintrap(mtmp) == 2) /* he died */
return(2);
pmon(mtmp);
return(1);
}
int m_move(struct monst *mtmp, int after)
{
struct monst *mtmp2;
int nx = 0;
int ny = 0;
int omx;
int omy;
int appr;
int nearer;
int cnt;
int i;
int j;
xchar gx;
xchar gy;
xchar nix;
xchar niy;
xchar chcnt;
schar chi;
boolean likegold = 0;
boolean likegems = 0;
boolean likeobjs = 0;
/* Not strictly necessary: chi >= 0 will do */
schar mmoved = 0;
coord poss[9];
int info[9];
if(mtmp->mtrapped != 0) {
i = mintrap(mtmp);
if(i == 2) {
/* He died */
return 2;
}
if(i == 1) {
/* Still in trap so didn't move */
return 0;
}
}
if((mtmp->mhide != 0)
&& (o_at(mtmp->mx, mtmp->my) != NULL)
&& (rn2(10) != 0)) {
/* Do not leave hiding place */
return 0;
}
/* My dog gets a special treatment */
if(mtmp->mtame != 0) {
return dog_move(mtmp, after);
}
/* Likewise for shopkeeper */
if(mtmp->isshk != 0) {
mmoved = shk_move();
if(mmoved == 1) {
if(mintrap(mtmp) == 2) {
/* He died */
return 2;
}
if(likegold != 0) {
mpickgold(mtmp);
}
if(likegems != 0) {
mpickgems(mtmp);
}
if(mtmp->mhide != 0) {
mtmp->mundetected = 1;
}
}
return mmoved;
}
/* And for the guard */
if(mtmp->isgd != 0) {
mmoved = gd_move();
if(mmoved == 1) {
if(mintrap(mtmp) == 2) {
/* He died */
return 2;
}
if(likegold != 0) {
mpickgold(mtmp);
}
if(likegems != 0) {
mpickgems(mtmp);
}
if(mtmp->mhide != 0) {
mtmp->mundetected = 1;
}
}
return mmoved;
}
if((mtmp->data->mlet == 't') && (rn2(5) == 0)) {
if(rn2(2) != 0) {
mnexto(mtmp);
}
else {
rloc(mtmp);
}
mmoved = 1;
if(mmoved == 1) {
if(mintrap(mtmp) == 2) {
/* He died */
return 2;
}
if(likegold != 0) {
mpickgold(mtmp);
}
if(likegems != 0) {
mpickgems(mtmp);
}
if(mtmp->mhide != 0) {
mtmp->mundetected = 1;
}
}
return mmoved;
}
if((mtmp->data->mlet == 'D') && (mtmp->mcan == 0)) {
inrange(mtmp);
}
if((Blind == 0)
&& (Confusion == 0)
&& (mtmp->data->mlet == 'U')
&& (mtmp->mcan == 0)
&& (cansee(mtmp->mx, mtmp->my) != 0)
&& (rn2(5) != 0)) {
pline("%s's gaze has confused you!", Monnam(mtmp));
if(rn2(5) != 0) {
mtmp->mcan = 1;
}
/* Timeout */
Confusion = d(3, 4);
}
if((mtmp->mflee == 0) && (u.uswallow != 0) && (u.ustuck != mtmp)) {
return 1;
}
appr = 1;
if(mtmp->mflee != 0) {
appr = -1;
}
if((mtmp->mconf != 0)
|| (Invis != 0)
|| (mtmp->mcansee == 0)
|| ((index("Biy", mtmp->data->mlet) != 0) && (rn2(3) == 0))) {
appr = 0;
}
omx = mtmp->mx;
omy = mtmp->my;
gx = u.ux;
gy = u.uy;
if((mtmp->data->mlet == 'L') && (appr == 1) && (mtmp->mgold > u.ugold)) {
appr = -1;
}
#ifdef TRACK
/*
* Random criterion for 'smell'
* should use mtmp->msmell
*/
if(('a' <= mtmp->data->mlet) && (mtmp->data->mlet <= 'z')) {
coord *cp;
schar mroom;
mroom = inroom(omx, omy);
if((mroom < 0) || (mroom != inroom(u.ux, u.uy))) {
cp = gettrack(omx, omy);
if(cp != 0) {
gx = cp->x;
gy = cp->y;
}
}
}
#endif
/* Look for gold or jewels nearby */
if(index("LOD", mtmp->data->mlet) != NULL) {
likegold = 1;
}
else {
likegold = 0;
}
if(index("ODu", mtmp->data->mlet) != NULL) {
likegems = 1;
}
else {
likegems = 0;
}
likeobjs = mtmp->mhide;
#define SRCHRADIUS 25
/* Not too far away */
xchar mind = SRCHRADIUS;
int dd;
if(likegold != 0) {
struct gen *gold;
for(gold = fgold; gold != NULL; gold = gold->ngen) {
dd = DIST(omx, omy, gold->gx, gold->gy);
if(dd < mind) {
mind = dd;
gx = gold->gx;
gy = gold->gy;
}
}
}
if((likegems != 0) || (likeobjs != 0)) {
struct obj *otmp;
for(otmp = fobj; otmp != NULL; otmp = otmp->nobj) {
if((likeobjs != 0) || (otmp->olet == GEM_SYM)) {
if((mtmp->data->mlet != 'u')
|| (objects[otmp->otyp].g_val != 0)) {
dd = DIST(omx, omy, otmp->ox, otmp->oy);
if(dd < mind) {
mind = dd;
gx = otmp->ox;
gy = otmp->oy;
}
}
}
}
}
if((mind < SRCHRADIUS) && (appr == -1)) {
if(dist(omx, omy) < 10) {
gx = u.ux;
gy = u.uy;
}
else {
appr = 1;
}
}
nix = omx;
niy = omy;
if(mtmp->data->mlet == 'u') {
cnt = mfndpos(mtmp, poss, info, NOTONL);
}
else {
if(index(" VWZ", mtmp->data->mlet) != 0) {
cnt = mfndpos(mtmp, poss, info, NOGARLIC);
}
else {
cnt = mfndpos(mtmp, poss, info, ALLOW_TRAPS);
}
}
/* ALLOW_ROCK for some monsters? */
chcnt = 0;
chi = -1;
for(i = 0; i < cnt; ++i) {
nx = poss[i].x;
nx = poss[i].y;
for(j = 0; (j < MTSZ) && (j < (cnt - 1)); ++j) {
if((nx == mtmp->mtrack[j].x) && (ny == mtmp->mtrack[j].y)) {
if(rn2(4 * (cnt - j)) == 0) {
#ifdef STUPID
/* Some stupid compilers thing that is is too complicated */
int d1 = DIST(nx, ny, gx, gy);
int d2 = DIST(nix, niy, gx, gy);
if(d1 < d2) {
nearer = 1;
}
else {
nearer = 0;
}
#else
if(DIST(nx, ny, gx, gy) < DIST(nix, niy, gx, gy)) {
nearer = 1;
}
else {
nearer = 0;
}
#endif
if(((appr == 1) && (nearer != 0))
|| ((appr == -1) && (nearer == 0))
|| (mmoved == 0)) {
nix = nx;
niy = ny;
chi = i;
mmoved = 1;
}
else {
if(appr == 0) {
if(rn2(chcnt) == 0) {
++chcnt;
nix = nx;
niy = ny;
chi = i;
mmoved = 1;
}
else {
++chcnt;
}
}
}
}
}
}
}
if(mmoved != 0) {
if((info[(int)chi] & ALLOW_M) != 0) {
mtmp2 = m_at(nix, niy);
if((hitmm(mtmp, mtmp2) == 1)
&& (rn2(4) != 0)
&& (hitmm(mtmp2, mtmp) == 2)) {
return 2;
}
return 0;
}
if((info[(int)chi] & ALLOW_U) != 0) {
hitu(mtmp, d(mtmp->data->damn, mtmp->data->damd) + 1);
return 0;
}
mtmp->mx = nix;
mtmp->my = niy;
for(j = MTSZ - 1; j > 0; --j) {
mtmp->mtrack[j] = mtmp->mtrack[j - 1];
}
mtmp->mtrack[0].x = omx;
mtmp->mtrack[0].y = omy;
#ifndef NOWORM
if(mtmp->wormno != 0) {
worm_move(mtmp);
}
#endif
}
else {
if((mtmp->data->mlet == 'u') && (rn2(2) != 0)) {
rloc(mtmp);
return 0;
}
#ifndef NOWORM
if(mtmp->wormno != 0) {
worm_nomove(mtmp);
}
#endif
}
if(mmoved == 1) {
if(mintrap(mtmp) == 2) {
/* He died */
return 2;
}
if(likegold != 0) {
mpickgold(mtmp);
}
if(likegems != 0) {
mpickgems(mtmp);
}
if(mtmp->mhide != 0) {
mtmp->mundetected = 1;
}
}
pmon(mtmp);
return mmoved;
}
/* Stop riding the current steed */
void
dismount_steed(int reason)
{
struct monst *mtmp;
struct obj *otmp;
coord cc;
const char *verb = "fall";
boolean repair_leg_damage = TRUE;
unsigned save_utrap = u.utrap;
boolean have_spot = landing_spot(&cc, reason, 0);
mtmp = u.usteed; /* make a copy of steed pointer */
/* Sanity check */
if (!mtmp) /* Just return silently */
return;
/* Check the reason for dismounting */
otmp = which_armor(mtmp, os_saddle);
switch (reason) {
case DISMOUNT_THROWN:
verb = "are thrown";
case DISMOUNT_FELL:
pline("You %s off of %s!", verb, mon_nam(mtmp));
if (!have_spot)
have_spot = landing_spot(&cc, reason, 1);
losehp(rn1(10, 10), "killed in a riding accident");
set_wounded_legs(LEFT_SIDE, (int)LWounded_legs + rn1(5, 5));
set_wounded_legs(RIGHT_SIDE, (int)RWounded_legs + rn1(5, 5));
repair_leg_damage = FALSE;
break;
case DISMOUNT_POLY:
pline("You can no longer ride %s.", mon_nam(u.usteed));
if (!have_spot)
have_spot = landing_spot(&cc, reason, 1);
break;
case DISMOUNT_ENGULFED:
/* caller displays message */
break;
case DISMOUNT_BONES:
/* hero has just died... */
break;
case DISMOUNT_GENERIC:
/* no messages, just make it so */
break;
case DISMOUNT_BYCHOICE:
default:
if (otmp && otmp->cursed) {
pline("You can't. The saddle %s cursed.",
otmp->bknown ? "is" : "seems to be");
otmp->bknown = TRUE;
return;
}
if (!have_spot) {
pline("You can't. There isn't anywhere for you to stand.");
return;
}
if (!mtmp->mnamelth) {
pline("You've been through the dungeon on %s with no name.",
an(mtmp->data->mname));
if (Hallucination)
pline("It felt good to get out of the rain.");
} else
pline("You dismount %s.", mon_nam(mtmp));
}
/* While riding these refer to the steed's legs so after dismounting they
refer to the player's legs once again. */
if (repair_leg_damage)
LWounded_legs = RWounded_legs = 0;
/* Release the steed and saddle */
u.usteed = 0;
u.ugallop = 0L;
/* Set player and steed's position. Try moving the player first unless
we're in the midst of creating a bones file. */
if (reason == DISMOUNT_BONES) {
/* move the steed to an adjacent square */
if (enexto(&cc, level, u.ux, u.uy, mtmp->data))
rloc_to(mtmp, cc.x, cc.y);
else /* evidently no room nearby; move steed elsewhere */
rloc(mtmp, FALSE);
return;
}
if (!DEADMONSTER(mtmp)) {
place_monster(mtmp, u.ux, u.uy);
if (!Engulfed && !u.ustuck && have_spot) {
const struct permonst *mdat = mtmp->data;
/* The steed may drop into water/lava */
if (!is_flyer(mdat) && !is_floater(mdat) && !is_clinger(mdat)) {
if (is_pool(level, u.ux, u.uy)) {
if (!Underwater)
pline("%s falls into the %s!", Monnam(mtmp),
surface(u.ux, u.uy));
if (!is_swimmer(mdat) && !amphibious(mdat)) {
killed(mtmp);
adjalign(-1);
}
} else if (is_lava(level, u.ux, u.uy)) {
pline("%s is pulled into the lava!", Monnam(mtmp));
if (!likes_lava(mdat)) {
killed(mtmp);
adjalign(-1);
}
}
}
/* Steed dismounting consists of two steps: being moved to another
square, and descending to the floor. We have functions to do
each of these activities, but they're normally called
individually and include an attempt to look at or pick up the
objects on the floor: teleds() --> spoteffects() --> pickup()
float_down() --> pickup() We use this kludge to make sure there
is only one such attempt. Clearly this is not the best way to do
it. A full fix would involve having these functions not call
pickup() at all, instead calling them first and calling pickup()
afterwards. But it would take a lot of work to keep this change
from having any unforseen side effects (for instance, you would
no longer be able to walk onto a square with a hole, and
autopickup before falling into the hole). */
/* [ALI] No need to move the player if the steed died. */
if (!DEADMONSTER(mtmp)) {
/* Keep steed here, move the player to cc; teleds() clears
u.utrap */
in_steed_dismounting = TRUE;
teleds(cc.x, cc.y, TRUE);
in_steed_dismounting = FALSE;
/* Put your steed in your trap */
if (save_utrap)
mintrap(mtmp);
}
/* Couldn't... try placing the steed */
} else if (enexto(&cc, level, u.ux, u.uy, mtmp->data)) {
/* Keep player here, move the steed to cc */
rloc_to(mtmp, cc.x, cc.y);
/* Player stays put */
/* Otherwise, kill the steed */
} else {
killed(mtmp);
adjalign(-1);
}
}
/* Return the player to the floor */
if (reason != DISMOUNT_ENGULFED) {
in_steed_dismounting = TRUE;
float_down(0L);
in_steed_dismounting = FALSE;
encumber_msg();
turnstate.vision_full_recalc = TRUE;
} else
/* polearms behave differently when not mounted */
if (uwep && is_pole(uwep))
u.bashmsg = FALSE;
return;
}