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 * upgr.c: Upgrade tech of ships/planes/units
30 * Known contributors to this file:
32 * Steve McClure, 1996-2000
50 UPGR_COST = 15, /* how much avail and money to charge */
51 UPGR_EFF = 35 /* efficiency reduction */
54 static int lupgr(void);
55 static int pupgr(void);
56 static int supgr(void);
64 if (!(p = getstarg(player->argp[1], "Ship, land, or plane? ", buf)))
79 pr("Ships, land units or planes only!\n");
97 if (!snxtitem(&ni, EF_LAND, player->argp[2]))
99 natp = getnatp(player->cnum);
100 cash = natp->nat_money;
101 tlev = (int)natp->nat_level[NAT_TLEV];
103 while (nxtitem(&ni, &land)) {
104 if (land.lnd_own == 0)
106 getsect(land.lnd_x, land.lnd_y, §);
107 if (sect.sct_own != player->cnum)
109 if (sect.sct_type != SCT_HEADQ || sect.sct_effic < 60)
111 rel = getrel(getnatp(land.lnd_own), sect.sct_own);
112 if (rel < FRIENDLY && sect.sct_own != land.lnd_own) {
113 pr("You are not on friendly terms with the owner of unit %d!\n",
118 lp = &lchr[(int)land.lnd_type];
119 avail = (LND_BLD_WORK(lp->l_lcm, lp->l_hcm) * UPGR_COST + 99) / 100;
120 if (sect.sct_avail < avail) {
121 pr("Not enough available work in %s to upgrade a %s\n",
122 xyas(sect.sct_x, sect.sct_y, player->cnum), lp->l_name);
123 pr(" (%d available work required)\n", avail);
126 if (land.lnd_effic < 60) {
127 pr("%s is too damaged to upgrade!\n", prland(&land));
130 if (land.lnd_tech >= tlev) {
131 pr("%s tech: %d, yours is only %d\n",
132 prland(&land), land.lnd_tech, tlev);
135 cost = lp->l_cost * UPGR_COST / 100;
136 if (cost + player->dolcost > cash) {
137 pr("You don't have enough money to upgrade %s!\n",
142 sect.sct_avail -= avail;
143 land.lnd_effic -= UPGR_EFF;
144 lnd_set_tech(&land, tlev);
146 land.lnd_mission = 0;
147 time(&land.lnd_access);
149 putland(land.lnd_uid, &land);
151 player->dolcost += cost;
152 pr("%s upgraded to tech %d, at a cost of %d\n",
153 prland(&land), land.lnd_tech, cost);
154 if (land.lnd_own != player->cnum)
156 "%s upgraded by %s to tech %d, at a cost of %d\n",
157 prland(&land), cname(player->cnum), land.lnd_tech,
161 pr("No land units\n");
181 if (!snxtitem(&ni, EF_SHIP, player->argp[2]))
183 natp = getnatp(player->cnum);
184 cash = natp->nat_money;
185 tlev = (int)natp->nat_level[NAT_TLEV];
187 while (nxtitem(&ni, &ship)) {
188 if (ship.shp_own == 0)
190 getsect(ship.shp_x, ship.shp_y, §);
191 if (sect.sct_own != player->cnum)
193 if (sect.sct_type != SCT_HARBR || sect.sct_effic < 60)
195 rel = getrel(getnatp(ship.shp_own), sect.sct_own);
196 if (rel < FRIENDLY && sect.sct_own != ship.shp_own) {
197 pr("You are not on friendly terms with the owner of ship %d!\n",
202 mp = &mchr[(int)ship.shp_type];
203 avail = (SHP_BLD_WORK(mp->m_lcm, mp->m_hcm) * UPGR_COST + 99) / 100;
204 if (sect.sct_avail < avail) {
205 pr("Not enough available work in %s to upgrade a %s\n",
206 xyas(sect.sct_x, sect.sct_y, player->cnum), mp->m_name);
207 pr(" (%d available work required)\n", avail);
210 if (ship.shp_effic < 60) {
211 pr("%s is too damaged to upgrade!\n", prship(&ship));
214 if (ship.shp_tech >= tlev) {
215 pr("%s tech: %d, yours is only %d\n",
216 prship(&ship), ship.shp_tech, tlev);
219 cost = mp->m_cost * UPGR_COST / 100;
220 if (cost + player->dolcost > cash) {
221 pr("You don't have enough money to upgrade %s!\n",
226 sect.sct_avail -= avail;
227 ship.shp_effic -= UPGR_EFF;
228 shp_set_tech(&ship, tlev);
229 ship.shp_mission = 0;
230 time(&ship.shp_access);
232 putship(ship.shp_uid, &ship);
234 player->dolcost += cost;
235 pr("%s upgraded to tech %d, at a cost of %d\n",
236 prship(&ship), ship.shp_tech, cost);
237 if (ship.shp_own != player->cnum)
239 "%s upgraded by %s to tech %d, at a cost of %d\n",
240 prship(&ship), cname(player->cnum), ship.shp_tech,
264 if (!snxtitem(&ni, EF_PLANE, player->argp[2]))
266 natp = getnatp(player->cnum);
267 cash = natp->nat_money;
268 tlev = (int)natp->nat_level[NAT_TLEV];
270 while (nxtitem(&ni, &plane)) {
271 if (plane.pln_own == 0)
273 getsect(plane.pln_x, plane.pln_y, §);
274 if (sect.sct_own != player->cnum)
276 if (sect.sct_type != SCT_AIRPT || sect.sct_effic < 60)
278 rel = getrel(getnatp(plane.pln_own), sect.sct_own);
279 if (rel < FRIENDLY && sect.sct_own != plane.pln_own) {
280 pr("You are not on friendly terms with the owner of plane %d!\n",
285 pp = &plchr[(int)plane.pln_type];
286 avail = (PLN_BLD_WORK(pp->pl_lcm, pp->pl_hcm) * UPGR_COST + 99) / 100;
287 if (sect.sct_avail < avail) {
288 pr("Not enough available work in %s to upgrade a %s\n",
289 xyas(sect.sct_x, sect.sct_y, player->cnum), pp->pl_name);
290 pr(" (%d available work required)\n", avail);
293 if (plane.pln_effic < 60) {
294 pr("%s is too damaged to upgrade!\n", prplane(&plane));
297 if (plane.pln_tech >= tlev) {
298 pr("%s tech: %d, yours is only %d\n",
299 prplane(&plane), plane.pln_tech, tlev);
302 cost = pp->pl_cost * UPGR_COST / 100;
303 if (cost + player->dolcost > cash) {
304 pr("You don't have enough money to upgrade %s!\n",
308 if (plane.pln_flags & PLN_LAUNCHED) {
309 pr("Plane %s is in orbit!\n", prplane(&plane));
313 sect.sct_avail -= avail;
314 plane.pln_effic -= UPGR_EFF;
315 pln_set_tech(&plane, tlev);
316 plane.pln_harden = 0;
317 plane.pln_mission = 0;
318 time(&plane.pln_access);
320 putplane(plane.pln_uid, &plane);
322 player->dolcost += cost;
323 pr("%s upgraded to tech %d, at a cost of %d\n",
324 prplane(&plane), plane.pln_tech, cost);
325 if (plane.pln_own != player->cnum)
327 "%s upgraded by %s to tech %d, at a cost of %d\n",
328 prplane(&plane), cname(player->cnum), plane.pln_tech,