2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2006, 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 * satmap.c: Do a satellite map given an x,y location, effic and other
30 * Known contributors to this file:
46 #include "prototypes.h"
50 static s_char *radbuf;
53 satmap(int x, int y, int eff, int range, int flags, int type)
68 s_char selection[1024];
74 radbuf = malloc((WORLD_Y * (WORLD_X + 1)) *
77 rad = malloc(WORLD_Y * sizeof(s_char *));
79 for (rx = 0; rx < WORLD_Y; rx++)
80 rad[rx] = &radbuf[(WORLD_X + 1) * rx];
84 if (!radbuf || !rad) {
85 pr("Memory error in satmap, tell the deity.\n");
89 range = range * (eff / 100.0);
90 pr("%s efficiency %d%%, max range %d\n", xyas(x, y, player->cnum),
92 memset(noise, 0, sizeof(noise));
94 pr("Some noise on the transmission...\n");
95 for (n = 0; n < (100 - eff); ++n)
96 noise[100 * n / (100 - eff)] = 1;
99 /* Have to convert to player coords, since it gets converted
101 sprintf(selection, "@%s:%d", xyas(x, y, player->cnum), range);
103 if (type == EF_BAD || type == EF_SECTOR) {
104 if (type == EF_SECTOR) /* Use ?conditionals */
105 snxtsct(&ns, selection);
107 snxtsct_dist(&ns, x, y, range);
109 blankfill((s_char *)radbuf, &ns.range, 1);
111 pr("Satellite sector report\n");
114 acc = (flags & P_I) ? 5 : 50;
117 while (nxtsct(&ns, §)) {
118 if (++crackle == 100)
123 if (sect.sct_own && sect.sct_own != player->cnum) {
124 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);
177 /* If we are imaging *and* drawing the map */
178 if ((flags & P_I) && (type == EF_BAD)) {
179 /* Figure out where to put the ship */
180 /* First, figure out the distance from the two */
181 rx = diffx((int)ship.shp_x, x);
182 ry = diffy((int)ship.shp_y, y);
183 /* Next, determine which direction to add it to the center */
184 /* We can only do this if imaging and we have gotten the center
185 up above by imaging the sectors. */
186 rx = deltax(x, ns.range.lx) + rx;
187 ry = deltay(y, ns.range.ly) + ry;
188 /* &~0x20 makes it a cap letter */
189 rad[ry][rx] = (*mchr[(int)ship.shp_type].m_name) & ~0x20;
193 pr(" %d ships\n\n", count);
196 if ((type == EF_BAD || type == EF_LAND) &&
197 (flags & P_S || flags & P_I)) {
199 snxtitem(&ni, EF_LAND, selection);
201 snxtitem_dist(&ni, EF_LAND, x, y, range);
205 pr("Satellite unit report\n");
207 pr(" own lnd# unit type sector eff\n");
209 while (nxtitem(&ni, &land)) {
210 if (land.lnd_own == 0)
212 if (!chance((double)land.lnd_effic / 20.0))
214 if (++crackle == 100)
219 pr("%4d %4d %-16.16s ",
220 land.lnd_own, land.lnd_uid,
221 lchr[(int)land.lnd_type].l_name);
222 prxy("%4d,%-4d", land.lnd_x, land.lnd_y, player->cnum);
223 pr("%3d%%\n", land.lnd_effic);
226 setcont(player->cnum, land.lnd_own, FOUND_FLY);
228 /* If we are imaging *and* drawing the map */
229 if ((flags & P_I) && (type == EF_BAD)) {
230 /* Figure out where to put the unit */
231 /* First, figure out the distance from the two */
232 rx = diffx((int)land.lnd_x, x);
233 ry = diffy((int)land.lnd_y, y);
234 /* Next, determine which direction to add it to the center */
235 /* We can only do this if imaging and we have gotten the center
236 up above by imaging the sectors. */
237 rx = deltax(x, ns.range.lx) + rx;
238 ry = deltay(y, ns.range.ly) + ry;
239 /* &~0x20 makes it a cap letter */
240 rad[ry][rx] = (*lchr[(int)land.lnd_type].l_name) & ~0x20;
244 pr(" %d units\n\n", count);
247 /* Ok, have we made the map? If so, display it */
248 if (type == EF_BAD) {
251 * We have to make the center a '0' for ve
252 * ve needs a garbage line to terminate the map
254 rad[deltay(y, ns.range.ly)][deltax(x, ns.range.lx)] = '0';
256 pr("Satellite radar report\n");
258 /* This is wrong for small, hitech worlds. */
259 n = deltay(ns.range.hy, ns.range.ly);
261 /* This is already available, so why not use it. */
264 for (row = 0; row < n; row++)
265 pr("%s\n", rad[row]);
266 pr("\n(c) 1989 Imaginative Images Inc.\n");
273 pr(" sct rd rl def\n");
274 pr(" sect type own eff eff eff eff civ mil shl gun iron pet food\n");
278 satdisp(struct sctstr *sp, int acc, int showstuff)
285 prxy("%4d,%-4d ", sp->sct_x, sp->sct_y, player->cnum);
286 pr("%c %3d %3d %3d %3d %3d %4d %4d %4d %4d %4d %4d %5d\n",
287 dchr[sp->sct_type].d_mnem,
288 sp->sct_own, roundintby((int)sp->sct_effic, acc / 2),
289 roundintby((int)sp->sct_road, acc / 2),
290 roundintby((int)sp->sct_rail, acc / 2),
291 roundintby((int)sp->sct_defense, acc / 2),
292 roundintby(sp->sct_item[I_CIVIL], acc),
293 roundintby(sp->sct_item[I_MILIT], acc),
294 roundintby(sp->sct_item[I_SHELL], acc),
295 roundintby(sp->sct_item[I_GUN], acc),
296 roundintby(sp->sct_item[I_IRON], acc),
297 roundintby(sp->sct_item[I_PETROL], acc),
298 roundintby(sp->sct_item[I_FOOD], acc));
299 map_set(player->cnum, sp->sct_x, sp->sct_y, dchr[sp->sct_type].d_mnem,
303 snxtitem_xy(&ni, EF_SHIP, sp->sct_x, sp->sct_y);
305 while (nxtitem(&ni, &ship)) {
306 if (ship.shp_own == 0)
308 if (mchr[(int)ship.shp_type].m_flags & M_SUB)
311 pr("\t own shp# ship type sector eff\n");
314 pr("\t%4d %4d %-16.16s %-25.25s ",
315 ship.shp_own, ship.shp_uid,
316 mchr[(int)ship.shp_type].m_name, ship.shp_name);
317 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
318 pr("%3d%%\n", ship.shp_effic);
324 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
327 while (nxtitem(&ni, &land)) {
328 if (land.lnd_own == 0)
330 if (!chance((double)land.lnd_effic / 20.0))
334 pr("\t own lnd# unit type sector eff\n");
338 pr("\t%4d %4d %-16.16s ", land.lnd_own, land.lnd_uid,
339 lchr[(int)land.lnd_type].l_name);
340 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
341 pr("%3d%%\n", land.lnd_effic);