2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2004, 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:
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 = (s_char *)malloc((WORLD_Y * (WORLD_X + 1)) *
77 rad = (s_char **)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);
128 setcont(player->cnum, sect.sct_own, FOUND_FLY);
132 sect.sct_type == SCT_WATER || sect.sct_type == SCT_MOUNT) {
133 rad[ns.dy][ns.dx] = dchr[sect.sct_type].d_mnem;
135 rad[ns.dy][ns.dx] = '?';
137 map_set(player->cnum, ns.x, ns.y, rad[ns.dy][ns.dx], 0);
140 writemap(player->cnum);
142 pr(" %d sectors\n\n", count);
145 if ((type == EF_BAD || type == EF_SHIP) &&
146 (flags & P_S || flags & P_I)) {
148 snxtitem(&ni, EF_SHIP, selection);
150 snxtitem_dist(&ni, EF_SHIP, x, y, range);
154 pr("Satellite ship report\n");
157 pr(" own shp# ship type sector eff\n");
159 pr(" own shp# ship type sector eff\n");
162 while (nxtitem(&ni, &ship)) {
163 if (ship.shp_own == 0)
165 if ((mchr[(int)ship.shp_type].m_flags & M_SUB) &&
166 ((flags & (P_S | P_I)) != (P_S | P_I)))
168 if (++crackle == 100)
173 pr("%4d %4d %-16.16s ",
174 ship.shp_own, ship.shp_uid,
175 mchr[(int)ship.shp_type].m_name);
177 pr("%-25.25s ", ship.shp_name);
178 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
179 pr("%3d%%\n", ship.shp_effic);
182 setcont(player->cnum, ship.shp_own, FOUND_FLY);
185 /* If we are imaging *and* drawing the map */
186 if ((flags & P_I) && (type == EF_BAD)) {
187 /* Figure out where to put the ship */
188 /* First, figure out the distance from the two */
189 rx = diffx((int)ship.shp_x, x);
190 ry = diffy((int)ship.shp_y, y);
191 /* Next, determine which direction to add it to the center */
192 /* We can only do this if imaging and we have gotten the center
193 up above by imaging the sectors. */
194 rx = deltax(x, ns.range.lx) + rx;
195 ry = deltay(y, ns.range.ly) + ry;
196 /* &~0x20 makes it a cap letter */
197 rad[ry][rx] = (*mchr[(int)ship.shp_type].m_name) & ~0x20;
201 pr(" %d ships\n\n", count);
204 if ((type == EF_BAD || type == EF_LAND) &&
205 (flags & P_S || flags & P_I)) {
207 snxtitem(&ni, EF_LAND, selection);
209 snxtitem_dist(&ni, EF_LAND, x, y, range);
213 pr("Satellite unit report\n");
215 pr(" own lnd# unit type sector eff\n");
217 while (nxtitem(&ni, &land)) {
218 if (land.lnd_own == 0)
220 if (!chance((double)land.lnd_effic / 20.0))
222 if (++crackle == 100)
227 pr("%4d %4d %-16.16s ",
228 land.lnd_own, land.lnd_uid,
229 lchr[(int)land.lnd_type].l_name);
230 prxy("%4d,%-4d", land.lnd_x, land.lnd_y, player->cnum);
231 pr("%3d%%\n", land.lnd_effic);
234 /* If we are imaging *and* drawing the map */
235 if ((flags & P_I) && (type == EF_BAD)) {
236 /* Figure out where to put the unit */
237 /* First, figure out the distance from the two */
238 rx = diffx((int)land.lnd_x, x);
239 ry = diffy((int)land.lnd_y, y);
240 /* Next, determine which direction to add it to the center */
241 /* We can only do this if imaging and we have gotten the center
242 up above by imaging the sectors. */
243 rx = deltax(x, ns.range.lx) + rx;
244 ry = deltay(y, ns.range.ly) + ry;
245 /* &~0x20 makes it a cap letter */
246 rad[ry][rx] = (*lchr[(int)land.lnd_type].l_name) & ~0x20;
250 pr(" %d units\n\n", count);
253 /* Ok, have we made the map? If so, display it */
254 if (type == EF_BAD) {
257 * We have to make the center a '0' for ve
258 * ve needs a garbage line to terminate the map
260 rad[deltay(y, ns.range.ly)][deltax(x, ns.range.lx)] = '0';
262 pr("Satellite radar report\n");
264 /* This is wrong for small, hitech worlds. */
265 n = deltay(ns.range.hy, ns.range.ly);
267 /* This is already available, so why not use it. */
270 for (row = 0; row < n; row++)
271 pr("%s\n", rad[row]);
272 pr("\n(c) 1989 Imaginative Images Inc.\n");
279 pr(" sct rd rl def\n");
280 pr(" sect type own eff eff eff eff civ mil shl gun iron pet food\n");
284 satdisp(struct sctstr *sp, int acc, int showstuff)
291 prxy("%4d,%-4d ", sp->sct_x, sp->sct_y, player->cnum);
292 pr("%c %3d %3d %3d %3d %3d %4d %4d %4d %4d %4d %4d %5d\n",
293 dchr[sp->sct_type].d_mnem,
294 sp->sct_own, roundintby((int)sp->sct_effic, acc / 2),
295 roundintby((int)sp->sct_road, acc / 2),
296 roundintby((int)sp->sct_rail, acc / 2),
297 roundintby((int)sp->sct_defense, acc / 2),
298 roundintby(sp->sct_item[I_CIVIL], acc),
299 roundintby(sp->sct_item[I_MILIT], acc),
300 roundintby(sp->sct_item[I_SHELL], acc),
301 roundintby(sp->sct_item[I_GUN], acc),
302 roundintby(sp->sct_item[I_IRON], acc),
303 roundintby(sp->sct_item[I_PETROL], acc),
304 roundintby(sp->sct_item[I_FOOD], acc));
305 map_set(player->cnum, sp->sct_x, sp->sct_y, dchr[sp->sct_type].d_mnem,
309 snxtitem_xy(&ni, EF_SHIP, sp->sct_x, sp->sct_y);
311 while (nxtitem(&ni, &ship)) {
312 if (ship.shp_own == 0)
314 if (mchr[(int)ship.shp_type].m_flags & M_SUB)
318 pr("\t own shp# ship type sector eff\n");
320 pr("\t own shp# ship type sector eff\n");
324 pr("\t%4d %4d %-16.16s ", ship.shp_own, ship.shp_uid,
325 mchr[(int)ship.shp_type].m_name);
327 pr("%-25.25s ", ship.shp_name);
328 prxy("%4d,%-4d ", ship.shp_x, ship.shp_y, player->cnum);
329 pr("%3d%%\n", ship.shp_effic);
335 snxtitem_xy(&ni, EF_LAND, sp->sct_x, sp->sct_y);
338 while (nxtitem(&ni, &land)) {
339 if (land.lnd_own == 0)
341 if (!chance((double)land.lnd_effic / 20.0))
345 pr("\t own lnd# unit type sector eff\n");
349 pr("\t%4d %4d %-16.16s ", land.lnd_own, land.lnd_uid,
350 lchr[(int)land.lnd_type].l_name);
351 prxy("%4d,%-4d ", land.lnd_x, land.lnd_y, player->cnum);
352 pr("%3d%%\n", land.lnd_effic);