empserver/src/lib/subs/detonate.c

327 lines
9 KiB
C

/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
* ---
*
* See files README, COPYING and CREDITS in the root of the source
* tree for related information and legal notices. It is expected
* that future projects/authors will amend these files as needed.
*
* ---
*
* detonate.c: Detonate a nuclear device in a sector.
*
* Known contributors to this file:
* Steve McClure, 1998-2000
*/
#include <config.h>
#include "misc.h"
#include "player.h"
#include "xy.h"
#include "nat.h"
#include "file.h"
#include "sect.h"
#include "nuke.h"
#include "ship.h"
#include "land.h"
#include "news.h"
#include "plane.h"
#include "nsc.h"
#include "optlist.h"
#include "prototypes.h"
static void kaboom(int x, int y, int rad, natid cn);
int
detonate(struct plnstr *pp, int x, int y)
{
int nuketype = pp->pln_nuketype;
natid bombown = pp->pln_own;
int airburst = (pp->pln_flags & PLN_AIRBURST);
struct nchrstr *ncp;
struct plnstr plane;
struct sctstr sect;
struct shpstr ship;
struct lndstr land;
struct nukstr nuke;
char *bp;
char buf[128];
char buf2[128];
natid own;
int type;
int damage;
int fallout;
int rad;
struct nstr_sect ns;
struct nstr_item ni;
int issea = 0;
int retval;
pp->pln_nuketype = -1;
getsect(x, y, &sect);
if (sect.sct_type == SCT_WATER)
issea = 1;
ncp = &nchr[nuketype];
kaboom(x, y, ncp->n_blast, bombown);
rad = ncp->n_blast;
if (!airburst)
rad = rad * 2 / 3;
snxtsct_dist(&ns, x, y, rad);
while (nxtsct(&ns, &sect)) {
/* Nukes falling on water affect only 1 sector */
if ((sect.sct_x != x) && issea)
continue;
if ((sect.sct_y != y) && issea)
continue;
own = sect.sct_own;
type = sect.sct_type;
if ((damage = nukedamage(ncp, ns.curdist, airburst)) <= 0)
continue;
if (type == SCT_SANCT) {
mpr(bombown, "bounced off %s\n", xyas(ns.x, ns.y, bombown));
if (own != 0)
mpr(own, "%s nuclear device bounced off %s\n",
cname(bombown), xyas(ns.x, ns.y, bombown));
nreport(bombown, N_NUKE, own, 1);
continue;
}
if (opt_FALLOUT)
fallout = sect.sct_fallout;
sect_damage(&sect, damage, 0);
if (sect.sct_x == x && sect.sct_y == y)
retval = damage;
if (opt_FALLOUT) {
if (ncp->n_flags & N_NEUT)
fallout += damage * 30;
else
fallout += damage * 3;
sect.sct_fallout = MIN(fallout, FALLOUT_MAX);
}
if (damage > 100) {
makelost(EF_SECTOR, sect.sct_own, 0, sect.sct_x, sect.sct_y);
sect.sct_oldown = 0;
sect.sct_own = 0;
if (type == SCT_WATER || type == SCT_BSPAN ||
type == SCT_BTOWER) {
bp = "left nothing but water in %s\n";
if (type != SCT_WATER) {
sect.sct_newtype = SCT_WATER;
sect.sct_type = SCT_WATER;
}
} else {
sect.sct_newtype = SCT_WASTE;
sect.sct_type = SCT_WASTE;
bp = "turned %s into a radioactive wasteland\n";
}
} else {
sprintf(buf, "did %d%%%% damage in %%s\n", damage);
bp = buf;
}
if ((type == SCT_CAPIT || type == SCT_MOUNT) && damage >= 100)
caploss(&sect, own, "\n%s lost its capital!\n\n");
(void)putsect(&sect);
if (type != SCT_WATER)
nreport(bombown, N_NUKE, own, 1);
mpr(bombown, bp, xyas(ns.x, ns.y, bombown));
if (own != bombown && own != 0) {
(void)sprintf(buf2, bp, xyas(ns.x, ns.y, own));
mpr(own, "%s nuclear device %s\n", cname(bombown), buf2);
}
}
snxtitem_dist(&ni, EF_PLANE, x, y, rad);
while (nxtitem(&ni, &plane)) {
/* Nukes falling on water affect only 1 sector */
if ((plane.pln_x != x) && issea)
continue;
if ((plane.pln_y != y) && issea)
continue;
if ((own = plane.pln_own) == 0)
continue;
if ((plane.pln_flags & PLN_LAUNCHED) && (airburst != 2))
continue;
damage = nukedamage(ncp, ni.curdist, airburst) - plane.pln_harden;
if (damage <= 0)
continue;
if (plane.pln_ship >= 0) {
/* Are we on a sub? */
getship(plane.pln_ship, &ship);
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, &sect1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
}
planedamage(&plane, damage);
if (own == bombown) {
mpr(bombown, "%s at %s reports %d%% damage\n",
prplane(&plane),
xyas(plane.pln_x, plane.pln_y, own), damage);
} else {
if (own != 0)
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(bombown), damage,
prplane(&plane), xyas(plane.pln_x, plane.pln_y, own));
}
putplane(ni.cur, &plane);
}
snxtitem_dist(&ni, EF_LAND, x, y, rad);
while (nxtitem(&ni, &land)) {
/* Nukes falling on water affect only 1 sector */
if ((land.lnd_x != x) && issea)
continue;
if ((land.lnd_y != y) && issea)
continue;
if ((own = land.lnd_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (land.lnd_ship >= 0) {
/* Are we on a sub? */
getship(land.lnd_ship, &ship);
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, &sect1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
}
land_damage(&land, damage);
if (own == bombown) {
mpr(bombown, "%s at %s reports %d%% damage\n",
prland(&land), xyas(land.lnd_x, land.lnd_y, own), damage);
} else {
if (own != 0)
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(bombown), damage,
prland(&land), xyas(land.lnd_x, land.lnd_y, own));
}
putland(land.lnd_uid, &land);
}
snxtitem_dist(&ni, EF_SHIP, x, y, rad);
while (nxtitem(&ni, &ship)) {
/* Nukes falling on water affect only 1 sector */
if ((ship.shp_x != x) && issea)
continue;
if ((ship.shp_y != y) && issea)
continue;
if ((own = ship.shp_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
struct sctstr sect1;
/* Should we damage this sub? */
getsect(ship.shp_x, ship.shp_y, &sect1);
if (sect1.sct_type == SCT_BSPAN ||
sect1.sct_type == SCT_BTOWER ||
sect1.sct_type == SCT_WATER) {
/* Ok, we're not in a harbor or trapped
inland. Now, did we get pasted
directly? */
if (ship.shp_x != x || ship.shp_y != y) {
/* Nope, so don't mess with it */
continue;
}
}
}
ship_damage(&ship, damage);
if (own == bombown) {
mpr(bombown, "%s at %s reports %d%% damage\n",
prship(&ship), xyas(ship.shp_x, ship.shp_y, own), damage);
} else {
if (own != 0)
mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
cname(bombown), damage, prship(&ship),
xyas(ship.shp_x, ship.shp_y, own));
}
putship(ship.shp_uid, &ship);
}
snxtitem_dist(&ni, EF_NUKE, x, y, rad);
while (nxtitem(&ni, &nuke)) {
/* Nukes falling on water affect only 1 sector */
if ((nuke.nuk_x != x) && issea)
continue;
if ((nuke.nuk_y != y) && issea)
continue;
if ((own = nuke.nuk_own) == 0)
continue;
if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
continue;
if (roll(100) >= damage)
continue;
makelost(EF_NUKE, nuke.nuk_own, nuke.nuk_uid, nuke.nuk_x,
nuke.nuk_y);
nuke.nuk_own = 0;
if (own == bombown) {
mpr(bombown, "nuclear stockpile #%d at %s destroyed\n",
ni.cur, xyas(nuke.nuk_x, nuke.nuk_y, own));
} else {
if (own != 0)
mpr(own, "nuclear stockpile #%d at %s destroyed\n",
ni.cur, xyas(nuke.nuk_x, nuke.nuk_y, own));
}
putnuke(ni.cur, &nuke);
}
return retval;
}
/*
* silly to be sure.
*/
static void
kaboom(int x, int y, int rad, natid cn)
{
mpr(cn, "\n\nK A B ");
while (rad-- > 0)
mpr(cn, "O O ");
mpr(cn, "M ! in %s\n\n", xyas(x, y, cn));
}