2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2008, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License as published by
8 * the Free Software Foundation; either version 2 of the License, or
9 * (at your option) any later version.
11 * This program is distributed in the hope that it will be useful,
12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 * GNU General Public License for more details.
16 * You should have received a copy of the GNU General Public License
17 * along with this program; if not, write to the Free Software
18 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
22 * See files README, COPYING and CREDITS in the root of the source
23 * tree for related information and legal notices. It is expected
24 * that future projects/authors will amend these files as needed.
28 * bridgefall.c: Knock a bridge down
30 * Known contributors to this file:
47 #include "prototypes.h"
52 bridgefall(struct sctstr *sp, struct emp_qelem *list)
57 struct sctstr bh_sect;
63 for (i = 1; i <= 6; i++) {
64 nx = sp->sct_x + diroff[i][0];
65 ny = sp->sct_y + diroff[i][1];
66 getsect(nx, ny, §);
67 if (sect.sct_type != SCT_BSPAN)
69 for (j = 1; j <= 6; j++) {
70 nnx = nx + diroff[j][0];
71 nny = ny + diroff[j][1];
72 if (nnx == sp->sct_x && nny == sp->sct_y)
74 getsect(nnx, nny, &bh_sect);
75 if (bh_sect.sct_type == SCT_BHEAD &&
76 bh_sect.sct_newtype == SCT_BHEAD)
78 if (bh_sect.sct_type == SCT_BTOWER)
80 /* With EASY_BRIDGES, it just has to be next to any
82 if (opt_EASY_BRIDGES) {
83 if (bh_sect.sct_type != SCT_WATER &&
84 bh_sect.sct_type != SCT_BSPAN)
89 knockdown(§, list);
95 /* Knock down a bridge span. Note that this does NOT write the
96 * sector out to the database, it's up to the caller to do that. */
98 knockdown(struct sctstr *sp, struct emp_qelem *list)
107 "Crumble... SCREEEECH! Splash! Bridge%s falls at %s!\n",
108 sp->sct_type == SCT_BTOWER ? " tower" : "",
109 xyas(sp->sct_x, sp->sct_y, sp->sct_own));
110 sp->sct_type = SCT_WATER;
111 sp->sct_newtype = SCT_WATER;
112 makelost(EF_SECTOR, sp->sct_own, 0, sp->sct_x, sp->sct_y);
118 /* Sink all the units */
119 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
120 while (nxtitem(&ni, &land)) {
121 if (land.lnd_own == 0)
123 if (land.lnd_ship >= 0)
125 np = getnatp(land.lnd_own);
126 if (np->nat_flags & NF_BEEP)
127 mpr(land.lnd_own, "\07");
128 mpr(land.lnd_own, " AARGH! %s tumbles to its doom!\n",
131 putland(land.lnd_uid, &land);
133 /* Sink all the planes */
134 snxtitem_xy(&ni, EF_PLANE, sp->sct_x, sp->sct_y);
135 while (nxtitem(&ni, &plane)) {
136 if (plane.pln_own == 0)
138 if (plane.pln_flags & PLN_LAUNCHED)
140 if (plane.pln_ship >= 0)
142 /* Is this plane flying in this list? */
143 if (ac_isflying(&plane, list))
145 np = getnatp(plane.pln_own);
146 if (np->nat_flags & NF_BEEP)
147 mpr(plane.pln_own, "\07");
148 mpr(plane.pln_own, " AARGH! %s tumbles to its doom!\n",
151 putplane(plane.pln_uid, &plane);
153 /* Sink all the nukes */
154 snxtitem_xy(&ni, EF_NUKE, sp->sct_x, sp->sct_y);
155 while (nxtitem(&ni, &nuke)) {
156 if (nuke.nuk_own == 0)
158 if (nuke.nuk_plane >= 0)
160 np = getnatp(nuke.nuk_own);
161 if (np->nat_flags & NF_BEEP)
162 mpr(nuke.nuk_own, "\07");
163 mpr(nuke.nuk_own, " %s sinks to the bottom of the sea!\n",
166 putnuke(nuke.nuk_uid, &nuke);
168 memset(sp->sct_item, 0, sizeof(sp->sct_item));
169 memset(sp->sct_del, 0, sizeof(sp->sct_del));
170 memset(sp->sct_dist, 0, sizeof(sp->sct_dist));
171 sp->sct_pstage = PLG_HEALTHY;
174 sp->sct_che_target = 0;