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NetBSD/games/hack/hack.mkshop.c

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/* $NetBSD: hack.mkshop.c,v 1.11 2011/08/07 06:03:45 dholland Exp $ */
/*
* Copyright (c) 1985, Stichting Centrum voor Wiskunde en Informatica,
* Amsterdam
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are
* met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
*
* - Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* - Neither the name of the Stichting Centrum voor Wiskunde en
* Informatica, nor the names of its contributors may be used to endorse or
* promote products derived from this software without specific prior
* written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
* IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
* PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
/*
* Copyright (c) 1982 Jay Fenlason <hack@gnu.org>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
* INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
* AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
* THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <sys/cdefs.h>
#ifndef lint
__RCSID("$NetBSD: hack.mkshop.c,v 1.11 2011/08/07 06:03:45 dholland Exp $");
#endif /* not lint */
#include <stdlib.h>
#ifndef QUEST
#include "hack.h"
#include "extern.h"
#include "def.mkroom.h"
#include "def.eshk.h"
#define ESHK ((struct eshk *)(&(shk->mextra[0])))
/* their probabilities */
static const schar shprobs[] = {3, 3, 5, 5, 10, 10, 14, 50};
static const struct permonst *morguemon(void);
static int nexttodoor(int, int);
static int has_dnstairs(struct mkroom *);
static int has_upstairs(struct mkroom *);
static int isbig(struct mkroom *);
static int dist2(int, int, int, int);
static int sq(int);
void
mkshop(void)
{
struct mkroom *sroom;
int sh, sx, sy, i = -1;
char let;
int roomno;
struct monst *shk;
#ifdef WIZARD
/* first determine shoptype */
if (wizard) {
char *ep = getenv("SHOPTYPE");
if (ep) {
if (*ep == 'z' || *ep == 'Z') {
mkzoo(ZOO);
return;
}
if (*ep == 'm' || *ep == 'M') {
mkzoo(MORGUE);
return;
}
if (*ep == 'b' || *ep == 'B') {
mkzoo(BEEHIVE);
return;
}
if (*ep == 's' || *ep == 'S') {
mkswamp();
return;
}
for (i = 0; shtypes[i]; i++)
if (*ep == shtypes[i])
break;
goto gottype;
}
}
gottype:
#endif /* WIZARD */
for (sroom = &rooms[0], roomno = 0;; sroom++, roomno++) {
if (sroom->hx < 0)
return;
if (sroom - rooms >= nroom) {
pline("rooms not closed by -1?");
return;
}
if (sroom->rtype)
continue;
if (!sroom->rlit || has_dnstairs(sroom) || has_upstairs(sroom))
continue;
if (
#ifdef WIZARD
(wizard && getenv("SHOPTYPE") && sroom->doorct != 0) ||
#endif /* WIZARD */
sroom->doorct == 1)
break;
}
if (i < 0) { /* shoptype not yet determined */
int j;
for (j = rn2(100), i = 0; (j -= shprobs[i]) >= 0; i++)
if (!shtypes[i])
break; /* superfluous */
if (isbig(sroom) && i + SHOPBASE == WANDSHOP)
i = GENERAL - SHOPBASE;
}
sroom->rtype = i + SHOPBASE;
let = shtypes[i];
sh = sroom->fdoor;
sx = doors[sh].x;
sy = doors[sh].y;
if (sx == sroom->lx - 1)
sx++;
else if (sx == sroom->hx + 1)
sx--;
else if (sy == sroom->ly - 1)
sy++;
else if (sy == sroom->hy + 1)
sy--;
else {
#ifdef WIZARD
/* This is said to happen sometimes, but I've never seen it. */
if (wizard) {
int j = sroom->doorct;
pline("Where is shopdoor?");
pline("Room at (%d,%d),(%d,%d).", sroom->lx, sroom->ly,
sroom->hx, sroom->hy);
pline("doormax=%d doorct=%d fdoor=%d",
doorindex, sroom->doorct, sh);
while (j--) {
pline("door [%d,%d]", doors[sh].x, doors[sh].y);
sh++;
}
more();
}
#endif /* WIZARD */
return;
}
if (!(shk = makemon(PM_SHK, sx, sy)))
return;
shk->isshk = shk->mpeaceful = 1;
shk->msleep = 0;
shk->mtrapseen = ~0U; /* we know all the traps already */
ESHK->shoproom = roomno;
ESHK->shoplevel = dlevel;
ESHK->shd = doors[sh];
ESHK->shk.x = sx;
ESHK->shk.y = sy;
ESHK->robbed = 0;
ESHK->visitct = 0;
ESHK->following = 0;
shk->mgold = 1000 + 30 * rnd(100); /* initial capital */
ESHK->billct = 0;
findname(ESHK->shknam, let);
for (sx = sroom->lx; sx <= sroom->hx; sx++)
for (sy = sroom->ly; sy <= sroom->hy; sy++) {
struct monst *mtmp;
if ((sx == sroom->lx && doors[sh].x == sx - 1) ||
(sx == sroom->hx && doors[sh].x == sx + 1) ||
(sy == sroom->ly && doors[sh].y == sy - 1) ||
(sy == sroom->hy && doors[sh].y == sy + 1))
continue;
if (rn2(100) < dlevel && !m_at(sx, sy) &&
(mtmp = makemon(PM_MIMIC, sx, sy))) {
mtmp->mimic = 1;
mtmp->mappearance =
(let && rn2(10) < dlevel) ? let : ']';
continue;
}
(void) mkobj_at(let, sx, sy);
}
}
void
mkzoo(int type)
{
struct mkroom *sroom;
struct monst *mon;
int sh, sx, sy, i;
int goldlim = 500 * dlevel;
int moct = 0;
i = nroom;
for (sroom = &rooms[rn2(nroom)];; sroom++) {
if (sroom == &rooms[nroom])
sroom = &rooms[0];
if (!i-- || sroom->hx < 0)
return;
if (sroom->rtype)
continue;
if (type == MORGUE && sroom->rlit)
continue;
if (has_upstairs(sroom) || (has_dnstairs(sroom) && rn2(3)))
continue;
if (sroom->doorct == 1 || !rn2(5))
break;
}
sroom->rtype = type;
sh = sroom->fdoor;
for (sx = sroom->lx; sx <= sroom->hx; sx++)
for (sy = sroom->ly; sy <= sroom->hy; sy++) {
if ((sx == sroom->lx && doors[sh].x == sx - 1) ||
(sx == sroom->hx && doors[sh].x == sx + 1) ||
(sy == sroom->ly && doors[sh].y == sy - 1) ||
(sy == sroom->hy && doors[sh].y == sy + 1))
continue;
mon = makemon(
(type == MORGUE) ? morguemon() :
(type == BEEHIVE) ? PM_KILLER_BEE : (struct permonst *) 0,
sx, sy);
if (mon)
mon->msleep = 1;
switch (type) {
case ZOO:
i = sq(dist2(sx, sy, doors[sh].x, doors[sh].y));
if (i >= goldlim)
i = 5 * dlevel;
goldlim -= i;
mkgold((long) (10 + rn2(i)), sx, sy);
break;
case MORGUE:
/*
* Usually there is one dead body in the
* morgue
*/
if (!moct && rn2(3)) {
mksobj_at(CORPSE, sx, sy);
moct++;
}
break;
case BEEHIVE:
if (!rn2(3))
mksobj_at(LUMP_OF_ROYAL_JELLY, sx, sy);
break;
}
}
}
static const struct permonst *
morguemon(void)
{
int i = rn2(100), hd = rn2(dlevel);
if (hd > 10 && i < 10)
return (PM_DEMON);
if (hd > 8 && i > 85)
return (PM_VAMPIRE);
return ((i < 40) ? PM_GHOST : (i < 60) ? PM_WRAITH : PM_ZOMBIE);
}
void
mkswamp(void)
{ /* Michiel Huisjes & Fred de Wilde */
struct mkroom *sroom;
int sx, sy, i, eelct = 0;
for (i = 0; i < 5; i++) { /* 5 tries */
sroom = &rooms[rn2(nroom)];
if (sroom->hx < 0 || sroom->rtype ||
has_upstairs(sroom) || has_dnstairs(sroom))
continue;
/* satisfied; make a swamp */
sroom->rtype = SWAMP;
for (sx = sroom->lx; sx <= sroom->hx; sx++)
for (sy = sroom->ly; sy <= sroom->hy; sy++)
if ((sx + sy) % 2 && !o_at(sx, sy) && !t_at(sx, sy)
&& !m_at(sx, sy) && !nexttodoor(sx, sy)) {
levl[sx][sy].typ = POOL;
levl[sx][sy].scrsym = POOL_SYM;
if (!eelct || !rn2(4)) {
(void) makemon(PM_EEL, sx, sy);
eelct++;
}
}
}
}
static int
nexttodoor(int sx, int sy)
{
int dx, dy;
struct rm *lev;
for (dx = -1; dx <= 1; dx++)
for (dy = -1; dy <= 1; dy++)
if ((lev = &levl[sx + dx][sy + dy])->typ == DOOR ||
lev->typ == SDOOR || lev->typ == LDOOR)
return (1);
return (0);
}
static int
has_dnstairs(struct mkroom *sroom)
{
return (sroom->lx <= xdnstair && xdnstair <= sroom->hx &&
sroom->ly <= ydnstair && ydnstair <= sroom->hy);
}
static int
has_upstairs(struct mkroom *sroom)
{
return (sroom->lx <= xupstair && xupstair <= sroom->hx &&
sroom->ly <= yupstair && yupstair <= sroom->hy);
}
static int
isbig(struct mkroom *sroom)
{
int area = (sroom->hx - sroom->lx) * (sroom->hy - sroom->ly);
return (area > 20);
}
static int
dist2(int x0, int y0, int x1, int y1)
{
return ((x0 - x1) * (x0 - x1) + (y0 - y1) * (y0 - y1));
}
static int
sq(int a)
{
return (a * a);
}
#endif /* QUEST */
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