2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2005, 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 the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * satmap.c: Do a satellite map given an x,y location, effic and other
30 * Known contributors to this file:
45 #include "prototypes.h"
49 static s_char *radbuf;
52 satmap(int x, int y, int eff, int range, int flags, int type)
67 s_char selection[1024];
73 radbuf = malloc((WORLD_Y * (WORLD_X + 1)) *
76 rad = malloc(WORLD_Y * sizeof(s_char *));
78 for (rx = 0; rx < WORLD_Y; rx++)
79 rad[rx] = &radbuf[(WORLD_X + 1) * rx];
83 if (!radbuf || !rad) {
84 pr("Memory error in satmap, tell the deity.\n");
88 range = range * (eff / 100.0);
89 pr("%s efficiency %d%%, max range %d\n", xyas(x, y, player->cnum),
91 memset(noise, 0, sizeof(noise));
93 pr("Some noise on the transmission...\n");
94 for (n = 0; n < (100 - eff); ++n)
95 noise[100 * n / (100 - eff)] = 1;
98 /* Have to convert to player coords, since it gets converted
100 sprintf(selection, "@%s:%d", xyas(x, y, player->cnum), range);
102 if (type == EF_BAD || type == EF_SECTOR) {
103 if (type == EF_SECTOR) /* Use ?conditionals */
104 snxtsct(&ns, selection);
106 snxtsct_dist(&ns, x, y, range);
108 blankfill((s_char *)radbuf, &ns.range, 1);
110 pr("Satellite sector report\n");
113 acc = (flags & P_I) ? 5 : 50;
116 while (nxtsct(&ns, §)) {
117 if (++crackle == 100)
122 if (sect.sct_own && sect.sct_own != player->cnum) {
123 satdisp(§, acc, 0);
127 setcont(player->cnum, sect.sct_own, FOUND_FLY);
131 sect.sct_type == SCT_WATER || sect.sct_type == SCT_MOUNT) {
132 rad[ns.dy][ns.dx] = dchr[sect.sct_type].d_mnem;
134 rad[ns.dy][ns.dx] = '?';
136 map_set(player->cnum, ns.x, ns.y, rad[ns.dy][ns.dx], 0);
139 writemap(player->cnum);
141 pr(" %d sectors\n\n", count);
144 if ((type == EF_BAD || type == EF_SHIP) &&
145 (flags & P_S || flags & P_I)) {
147 snxtitem(&ni, EF_SHIP, selection);
149 snxtitem_dist(&ni, EF_SHIP, x, y, range);
153 pr("Satellite ship report\n");
155 pr(" own shp# ship type sector eff\n");
157 while (nxtitem(&ni, &ship)) {
158 if (ship.shp_own == 0)
160 if ((mchr[(int)ship.shp_type].m_flags & M_SUB) &&
161 ((flags & (P_S | P_I)) != (P_S | P_I)))
163 if (++crackle == 100)
168 pr("%4d %4d %-16.16s %-25.25s ",
169 ship.shp_own, ship.shp_uid,
170 mchr[(int)ship.shp_type].m_name, ship.shp_name);
171 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
172 pr("%3d%%\n", ship.shp_effic);
175 setcont(player->cnum, ship.shp_own, FOUND_FLY);
178 /* If we are imaging *and* drawing the map */
179 if ((flags & P_I) && (type == EF_BAD)) {
180 /* Figure out where to put the ship */
181 /* First, figure out the distance from the two */
182 rx = diffx((int)ship.shp_x, x);
183 ry = diffy((int)ship.shp_y, y);
184 /* Next, determine which direction to add it to the center */
185 /* We can only do this if imaging and we have gotten the center
186 up above by imaging the sectors. */
187 rx = deltax(x, ns.range.lx) + rx;
188 ry = deltay(y, ns.range.ly) + ry;
189 /* &~0x20 makes it a cap letter */
190 rad[ry][rx] = (*mchr[(int)ship.shp_type].m_name) & ~0x20;
194 pr(" %d ships\n\n", count);
197 if ((type == EF_BAD || type == EF_LAND) &&
198 (flags & P_S || flags & P_I)) {
200 snxtitem(&ni, EF_LAND, selection);
202 snxtitem_dist(&ni, EF_LAND, x, y, range);
206 pr("Satellite unit report\n");
208 pr(" own lnd# unit type sector eff\n");
210 while (nxtitem(&ni, &land)) {
211 if (land.lnd_own == 0)
213 if (!chance((double)land.lnd_effic / 20.0))
215 if (++crackle == 100)
220 pr("%4d %4d %-16.16s ",
221 land.lnd_own, land.lnd_uid,
222 lchr[(int)land.lnd_type].l_name);
223 prxy("%4d,%-4d", land.lnd_x, land.lnd_y, player->cnum);
224 pr("%3d%%\n", land.lnd_effic);
227 /* If we are imaging *and* drawing the map */
228 if ((flags & P_I) && (type == EF_BAD)) {
229 /* Figure out where to put the unit */
230 /* First, figure out the distance from the two */
231 rx = diffx((int)land.lnd_x, x);
232 ry = diffy((int)land.lnd_y, y);
233 /* Next, determine which direction to add it to the center */
234 /* We can only do this if imaging and we have gotten the center
235 up above by imaging the sectors. */
236 rx = deltax(x, ns.range.lx) + rx;
237 ry = deltay(y, ns.range.ly) + ry;
238 /* &~0x20 makes it a cap letter */
239 rad[ry][rx] = (*lchr[(int)land.lnd_type].l_name) & ~0x20;
243 pr(" %d units\n\n", count);
246 /* Ok, have we made the map? If so, display it */
247 if (type == EF_BAD) {
250 * We have to make the center a '0' for ve
251 * ve needs a garbage line to terminate the map
253 rad[deltay(y, ns.range.ly)][deltax(x, ns.range.lx)] = '0';
255 pr("Satellite radar report\n");
257 /* This is wrong for small, hitech worlds. */
258 n = deltay(ns.range.hy, ns.range.ly);
260 /* This is already available, so why not use it. */
263 for (row = 0; row < n; row++)
264 pr("%s\n", rad[row]);
265 pr("\n(c) 1989 Imaginative Images Inc.\n");
272 pr(" sct rd rl def\n");
273 pr(" sect type own eff eff eff eff civ mil shl gun iron pet food\n");
277 satdisp(struct sctstr *sp, int acc, int showstuff)
284 prxy("%4d,%-4d ", sp->sct_x, sp->sct_y, player->cnum);
285 pr("%c %3d %3d %3d %3d %3d %4d %4d %4d %4d %4d %4d %5d\n",
286 dchr[sp->sct_type].d_mnem,
287 sp->sct_own, roundintby((int)sp->sct_effic, acc / 2),
288 roundintby((int)sp->sct_road, acc / 2),
289 roundintby((int)sp->sct_rail, acc / 2),
290 roundintby((int)sp->sct_defense, acc / 2),
291 roundintby(sp->sct_item[I_CIVIL], acc),
292 roundintby(sp->sct_item[I_MILIT], acc),
293 roundintby(sp->sct_item[I_SHELL], acc),
294 roundintby(sp->sct_item[I_GUN], acc),
295 roundintby(sp->sct_item[I_IRON], acc),
296 roundintby(sp->sct_item[I_PETROL], acc),
297 roundintby(sp->sct_item[I_FOOD], acc));
298 map_set(player->cnum, sp->sct_x, sp->sct_y, dchr[sp->sct_type].d_mnem,
302 snxtitem_xy(&ni, EF_SHIP, sp->sct_x, sp->sct_y);
304 while (nxtitem(&ni, &ship)) {
305 if (ship.shp_own == 0)
307 if (mchr[(int)ship.shp_type].m_flags & M_SUB)
310 pr("\t own shp# ship type sector eff\n");
313 pr("\t%4d %4d %-16.16s %-25.25s ",
314 ship.shp_own, ship.shp_uid,
315 mchr[(int)ship.shp_type].m_name, ship.shp_name);
316 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
317 pr("%3d%%\n", ship.shp_effic);
323 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
326 while (nxtitem(&ni, &land)) {
327 if (land.lnd_own == 0)
329 if (!chance((double)land.lnd_effic / 20.0))
333 pr("\t own lnd# unit type sector eff\n");
337 pr("\t%4d %4d %-16.16s ", land.lnd_own, land.lnd_uid,
338 lchr[(int)land.lnd_type].l_name);
339 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
340 pr("%3d%%\n", land.lnd_effic);