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 = (s_char *)malloc((WORLD_Y * (WORLD_X + 1)) *
76 rad = (s_char **)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");
156 pr(" own shp# ship type sector eff\n");
158 pr(" own shp# ship type sector eff\n");
161 while (nxtitem(&ni, &ship)) {
162 if (ship.shp_own == 0)
164 if ((mchr[(int)ship.shp_type].m_flags & M_SUB) &&
165 ((flags & (P_S | P_I)) != (P_S | P_I)))
167 if (++crackle == 100)
172 pr("%4d %4d %-16.16s ",
173 ship.shp_own, ship.shp_uid,
174 mchr[(int)ship.shp_type].m_name);
176 pr("%-25.25s ", ship.shp_name);
177 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
178 pr("%3d%%\n", ship.shp_effic);
181 setcont(player->cnum, ship.shp_own, FOUND_FLY);
184 /* If we are imaging *and* drawing the map */
185 if ((flags & P_I) && (type == EF_BAD)) {
186 /* Figure out where to put the ship */
187 /* First, figure out the distance from the two */
188 rx = diffx((int)ship.shp_x, x);
189 ry = diffy((int)ship.shp_y, y);
190 /* Next, determine which direction to add it to the center */
191 /* We can only do this if imaging and we have gotten the center
192 up above by imaging the sectors. */
193 rx = deltax(x, ns.range.lx) + rx;
194 ry = deltay(y, ns.range.ly) + ry;
195 /* &~0x20 makes it a cap letter */
196 rad[ry][rx] = (*mchr[(int)ship.shp_type].m_name) & ~0x20;
200 pr(" %d ships\n\n", count);
203 if ((type == EF_BAD || type == EF_LAND) &&
204 (flags & P_S || flags & P_I)) {
206 snxtitem(&ni, EF_LAND, selection);
208 snxtitem_dist(&ni, EF_LAND, x, y, range);
212 pr("Satellite unit report\n");
214 pr(" own lnd# unit type sector eff\n");
216 while (nxtitem(&ni, &land)) {
217 if (land.lnd_own == 0)
219 if (!chance((double)land.lnd_effic / 20.0))
221 if (++crackle == 100)
226 pr("%4d %4d %-16.16s ",
227 land.lnd_own, land.lnd_uid,
228 lchr[(int)land.lnd_type].l_name);
229 prxy("%4d,%-4d", land.lnd_x, land.lnd_y, player->cnum);
230 pr("%3d%%\n", land.lnd_effic);
233 /* If we are imaging *and* drawing the map */
234 if ((flags & P_I) && (type == EF_BAD)) {
235 /* Figure out where to put the unit */
236 /* First, figure out the distance from the two */
237 rx = diffx((int)land.lnd_x, x);
238 ry = diffy((int)land.lnd_y, y);
239 /* Next, determine which direction to add it to the center */
240 /* We can only do this if imaging and we have gotten the center
241 up above by imaging the sectors. */
242 rx = deltax(x, ns.range.lx) + rx;
243 ry = deltay(y, ns.range.ly) + ry;
244 /* &~0x20 makes it a cap letter */
245 rad[ry][rx] = (*lchr[(int)land.lnd_type].l_name) & ~0x20;
249 pr(" %d units\n\n", count);
252 /* Ok, have we made the map? If so, display it */
253 if (type == EF_BAD) {
256 * We have to make the center a '0' for ve
257 * ve needs a garbage line to terminate the map
259 rad[deltay(y, ns.range.ly)][deltax(x, ns.range.lx)] = '0';
261 pr("Satellite radar report\n");
263 /* This is wrong for small, hitech worlds. */
264 n = deltay(ns.range.hy, ns.range.ly);
266 /* This is already available, so why not use it. */
269 for (row = 0; row < n; row++)
270 pr("%s\n", rad[row]);
271 pr("\n(c) 1989 Imaginative Images Inc.\n");
278 pr(" sct rd rl def\n");
279 pr(" sect type own eff eff eff eff civ mil shl gun iron pet food\n");
283 satdisp(struct sctstr *sp, int acc, int showstuff)
290 prxy("%4d,%-4d ", sp->sct_x, sp->sct_y, player->cnum);
291 pr("%c %3d %3d %3d %3d %3d %4d %4d %4d %4d %4d %4d %5d\n",
292 dchr[sp->sct_type].d_mnem,
293 sp->sct_own, roundintby((int)sp->sct_effic, acc / 2),
294 roundintby((int)sp->sct_road, acc / 2),
295 roundintby((int)sp->sct_rail, acc / 2),
296 roundintby((int)sp->sct_defense, acc / 2),
297 roundintby(sp->sct_item[I_CIVIL], acc),
298 roundintby(sp->sct_item[I_MILIT], acc),
299 roundintby(sp->sct_item[I_SHELL], acc),
300 roundintby(sp->sct_item[I_GUN], acc),
301 roundintby(sp->sct_item[I_IRON], acc),
302 roundintby(sp->sct_item[I_PETROL], acc),
303 roundintby(sp->sct_item[I_FOOD], acc));
304 map_set(player->cnum, sp->sct_x, sp->sct_y, dchr[sp->sct_type].d_mnem,
308 snxtitem_xy(&ni, EF_SHIP, sp->sct_x, sp->sct_y);
310 while (nxtitem(&ni, &ship)) {
311 if (ship.shp_own == 0)
313 if (mchr[(int)ship.shp_type].m_flags & M_SUB)
317 pr("\t own shp# ship type sector eff\n");
319 pr("\t own shp# ship type sector eff\n");
323 pr("\t%4d %4d %-16.16s ", ship.shp_own, ship.shp_uid,
324 mchr[(int)ship.shp_type].m_name);
326 pr("%-25.25s ", ship.shp_name);
327 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
328 pr("%3d%%\n", ship.shp_effic);
334 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
337 while (nxtitem(&ni, &land)) {
338 if (land.lnd_own == 0)
340 if (!chance((double)land.lnd_effic / 20.0))
344 pr("\t own lnd# unit type sector eff\n");
348 pr("\t%4d %4d %-16.16s ", land.lnd_own, land.lnd_uid,
349 lchr[(int)land.lnd_type].l_name);
350 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
351 pr("%3d%%\n", land.lnd_effic);