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Import of Empire 4.2.12

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Markus Armbruster 2003-08-23 12:23:04 +00:00
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src/lib/subs/plane.c Normal file
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/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2000, 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 the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
* related information and legal notices. It is expected that any future
* projects/authors will amend these files as needed.
*
* ---
*
* plane.c: Plane post-read and pre-write data massage
*
* Known contributors to this file:
* Dave Pare, 1989
* Steve McClure, 1996
*/
#include "misc.h"
#include "player.h"
#include "var.h"
#include "plane.h"
#include "ship.h"
#include "land.h"
#include "xy.h"
#include "file.h"
#include "nat.h"
#include "deity.h"
#include "prototypes.h"
#include "optlist.h"
int
pln_postread(int n, s_char *ptr)
{
struct plnstr *pp = (struct plnstr *) ptr;
struct shpstr theship;
struct lndstr theland;
if (pp->pln_uid != n) {
logerror("pln_postread: Error - %d != %d, zeroing.\n", pp->pln_uid, n);
bzero(ptr, sizeof(struct plnstr));
}
if (pp->pln_ship >= 0 && pp->pln_own && pp->pln_effic >= PLANE_MINEFF) {
if (getship(pp->pln_ship, &theship) &&
(theship.shp_effic >= SHIP_MINEFF)) {
/* wooof! Carriers are a pain */
if (pp->pln_mission){
/*
* If the plane is on a mission centered
* on it's loc, the op-area travels with
* the plane.
*/
if ((pp->pln_opx == pp->pln_x) &&
(pp->pln_opy == pp->pln_y)){
pp->pln_opx = theship.shp_x;
pp->pln_opy = theship.shp_y;
}
}
if (pp->pln_x != theship.shp_x || pp->pln_y != theship.shp_y)
time(&pp->pln_timestamp);
pp->pln_x = theship.shp_x;
pp->pln_y = theship.shp_y;
}
}
if (pp->pln_land >= 0 && pp->pln_own && pp->pln_effic >= PLANE_MINEFF) {
if (getland(pp->pln_land, &theland) &&
(theland.lnd_effic >= LAND_MINEFF)) {
/* wooof! Units are a pain, too */
if (pp->pln_mission){
/*
* If the plane is on a mission centered
* on it's loc, the op-area travels with
* the plane.
*/
if ((pp->pln_opx == pp->pln_x) &&
(pp->pln_opy == pp->pln_y)){
pp->pln_opx = theland.lnd_x;
pp->pln_opy = theland.lnd_y;
}
}
if (pp->pln_x != theland.lnd_x || pp->pln_y != theland.lnd_y)
time(&pp->pln_timestamp);
pp->pln_x = theland.lnd_x;
pp->pln_y = theland.lnd_y;
}
}
player->owner = (player->god || pp->pln_own == player->cnum);
if (opt_MOB_ACCESS)
pln_do_upd_mob(pp);
return 1;
}
/*ARGSUSED*/
int
pln_prewrite(int n, s_char *ptr)
{
struct plnstr *pp = (struct plnstr *) ptr;
struct plnstr plane;
if (pp->pln_effic < PLANE_MINEFF) {
if (pp->pln_own)
makelost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x, pp->pln_y);
pp->pln_own = 0;
pp->pln_effic = 0;
}
pp->ef_type = EF_PLANE;
pp->pln_uid = n;
time(&pp->pln_timestamp);
getplane(n, &plane);
return 1;
}
void
pln_init(int n, s_char *ptr)
{
struct plnstr *pp = (struct plnstr *) ptr;
pp->ef_type = EF_PLANE;
pp->pln_uid = n;
pp->pln_own = 0;
}
s_char *
prplane(struct plnstr *pp)
{
return prbuf("%s #%d", plchr[(int)pp->pln_type].pl_name, pp->pln_uid);
}