2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2017, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire 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 3 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, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * satmap.c: Do a satellite map given an x,y location, effic and other
29 * Known contributors to this file:
31 * Markus Armbruster, 2004-2013
46 #include "prototypes.h"
55 satmap(int x, int y, int eff, int range, int flags, int type)
67 signed char noise[100];
73 radbuf = malloc(WORLD_Y * MAPWIDTH(1));
75 rad = malloc(WORLD_Y * sizeof(char *));
77 for (rx = 0; rx < WORLD_Y; rx++)
78 rad[rx] = &radbuf[(WORLD_X + 1) * rx];
82 if (!radbuf || !rad) {
83 pr("Memory error in satmap, tell the deity.\n");
87 range = range * (eff / 100.0);
88 pr("%s efficiency %d%%, max range %d\n",
89 xyas(x, y, player->cnum), eff, range);
90 memset(noise, 0, sizeof(noise));
92 pr("Some noise on the transmission...\n");
93 for (n = 0; n < (100 - eff); ++n)
94 noise[100 * n / (100 - eff)] = 1;
97 if (type == EF_BAD || type == EF_SECTOR) {
98 snxtsct_dist(&ns, x, y, range);
99 if (type == EF_SECTOR && !snxtsct_use_condarg(&ns))
102 blankfill(radbuf, &ns.range, 1);
104 pr("Satellite sector report\n");
109 while (nxtsct(&ns, §)) {
110 if (++crackle == 100)
115 if (sect.sct_own && sect.sct_own != player->cnum) {
116 satdisp_sect(§, (flags & P_I) ? 5 : 50);
117 changed += map_set(player->cnum, sect.sct_x, sect.sct_y,
118 dchr[sect.sct_type].d_mnem, 0);
121 setcont(player->cnum, sect.sct_own, FOUND_FLY);
125 sect.sct_type == SCT_WATER || sect.sct_type == SCT_MOUNT) {
126 rad[ns.dy][ns.dx] = dchr[sect.sct_type].d_mnem;
128 rad[ns.dy][ns.dx] = '?';
130 map_set(player->cnum, ns.x, ns.y, rad[ns.dy][ns.dx], 0);
133 writemap(player->cnum);
135 pr(" %d sectors\n\n", count);
138 if ((type == EF_BAD || type == EF_SHIP) &&
139 (flags & P_S || flags & P_I)) {
140 snxtitem_dist(&ni, EF_SHIP, x, y, range);
141 if (type == EF_SHIP && !snxtitem_use_condarg(&ni))
146 pr("Satellite ship report\n");
148 pr(" own shp# ship type sector eff\n");
150 while (nxtitem(&ni, &ship)) {
151 if (ship.shp_own == 0)
153 if ((mchr[(int)ship.shp_type].m_flags & M_SUB) &&
154 ((flags & (P_S | P_I)) != (P_S | P_I)))
156 if (++crackle == 100)
161 pr("%4d %4d %-16.16s %-25.25s ",
162 ship.shp_own, ship.shp_uid,
163 mchr[(int)ship.shp_type].m_name, ship.shp_name);
164 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y);
165 pr("%3d%%\n", ship.shp_effic);
168 setcont(player->cnum, ship.shp_own, FOUND_FLY);
170 /* If we are imaging *and* drawing the map */
171 if ((flags & P_I) && (type == EF_BAD)) {
172 rx = deltx(&ns.range, ship.shp_x);
173 ry = delty(&ns.range, ship.shp_y);
174 /* &~0x20 makes it a cap letter */
175 rad[ry][rx] = (*mchr[(int)ship.shp_type].m_name) & ~0x20;
179 pr(" %d ships\n\n", count);
182 if ((type == EF_BAD || type == EF_LAND) &&
183 (flags & P_S || flags & P_I)) {
184 snxtitem_dist(&ni, EF_LAND, x, y, range);
185 if (type == EF_LAND && !snxtitem_use_condarg(&ni))
190 pr("Satellite unit report\n");
192 pr(" own lnd# unit type sector eff\n");
194 while (nxtitem(&ni, &land)) {
195 if (land.lnd_own == 0)
197 if (lchr[(int)land.lnd_type].l_flags & L_SPY)
199 if (!chance(land.lnd_effic / 20.0))
201 if (++crackle == 100)
206 pr("%4d %4d %-16.16s ",
207 land.lnd_own, land.lnd_uid,
208 lchr[(int)land.lnd_type].l_name);
209 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y);
210 pr("%3d%%\n", land.lnd_effic);
213 setcont(player->cnum, land.lnd_own, FOUND_FLY);
215 /* If we are imaging *and* drawing the map */
216 if ((flags & P_I) && (type == EF_BAD)) {
217 rx = deltx(&ns.range, land.lnd_x);
218 ry = delty(&ns.range, land.lnd_y);
219 /* &~0x20 makes it a cap letter */
220 rad[ry][rx] = (*lchr[(int)land.lnd_type].l_name) & ~0x20;
224 pr(" %d units\n\n", count);
227 /* Ok, have we made the map? If so, display it */
228 if (type == EF_BAD) {
231 * We have to make the center a '0' for ve
232 * ve needs a garbage line to terminate the map
234 rad[delty(&ns.range, y)][deltx(&ns.range, y)] = '0';
236 pr("Satellite radar report\n");
238 for (row = 0; row < n; row++)
239 pr("%s\n", rad[row]);
240 pr("\n(c) 1989 Imaginative Images Inc.\n");
248 pr(" sct rd rl def\n");
249 pr(" sect type own eff eff eff eff civ mil shl gun iron pet food\n");
253 satdisp_sect(struct sctstr *sp, int acc)
255 prxy("%4d,%-4d ", sp->sct_x, sp->sct_y);
256 pr("%c %3d %3d %3d %3d %3d %4d %4d %4d %4d %4d %4d %5d\n",
257 dchr[sp->sct_type].d_mnem,
258 sp->sct_own, roundintby((int)sp->sct_effic, acc / 2),
259 roundintby((int)sp->sct_road, acc / 2),
260 opt_RAILWAYS ? !!sct_rail_track(sp) : roundintby(sp->sct_rail, acc / 2),
261 roundintby((int)sp->sct_defense, acc / 2),
262 roundintby(sp->sct_item[I_CIVIL], acc),
263 roundintby(sp->sct_item[I_MILIT], acc),
264 roundintby(sp->sct_item[I_SHELL], acc),
265 roundintby(sp->sct_item[I_GUN], acc),
266 roundintby(sp->sct_item[I_IRON], acc),
267 roundintby(sp->sct_item[I_PETROL], acc),
268 roundintby(sp->sct_item[I_FOOD], acc));
272 satdisp_units(coord x, coord y)
279 snxtitem_xy(&ni, EF_SHIP, x, y);
281 while (nxtitem(&ni, &ship)) {
282 if (ship.shp_own == 0)
284 if (mchr[(int)ship.shp_type].m_flags & M_SUB)
287 pr("\t own shp# ship type sector eff\n");
290 pr("\t%4d %4d %-16.16s %-25.25s ",
291 ship.shp_own, ship.shp_uid,
292 mchr[(int)ship.shp_type].m_name, ship.shp_name);
293 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y);
294 pr("%3d%%\n", ship.shp_effic);
300 snxtitem_xy(&ni, EF_LAND, x, y);
303 while (nxtitem(&ni, &land)) {
304 if (land.lnd_own == 0)
306 if (land.lnd_ship >= 0 || land.lnd_land >= 0)
308 if (lchr[(int)land.lnd_type].l_flags & L_SPY)
310 if (!chance(land.lnd_effic / 20.0))
314 pr("\t own lnd# unit type sector eff\n");
318 pr("\t%4d %4d %-16.16s ",
319 land.lnd_own, land.lnd_uid, lchr[(int)land.lnd_type].l_name);
320 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y);
321 pr("%3d%%\n", land.lnd_effic);