2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2012, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure, Markus Armbruster
6 * Empire 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 3 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, see <http://www.gnu.org/licenses/>.
21 * See files README, COPYING and CREDITS in the root of the source
22 * tree for related information and legal notices. It is expected
23 * that future projects/authors will amend these files as needed.
27 * work.c: Implementation of the work command
29 * Known contributors to this file:
30 * Markus Armbruster, 2009-2010
39 static int buildeff(struct sctstr *, int, double *);
48 int work_amt, eff_amt, w;
52 struct natstr *natp = getnatp(player->cnum);
54 if (!snxtitem(&ni, EF_LAND, player->argp[1], NULL))
56 p = getstarg(player->argp[2], "Amount: ", buf);
60 if ((work_amt < 0) || (work_amt > land_mob_max)) {
61 pr("Mobility used must be from 0 to %d\n", land_mob_max);
65 while (nxtitem(&ni, &land)) {
66 if (!player->owner || land.lnd_own == 0)
68 if (!(lchr[(int)land.lnd_type].l_flags & L_ENGINEER))
70 if (land.lnd_mobil <= 0) {
71 pr("%s has no mobility!\n", prland(&land));
74 getsect(land.lnd_x, land.lnd_y, §);
75 if (sect.sct_effic >= 100 && sect.sct_type == sect.sct_newtype) {
76 pr("Nothing to do for %s in %s\n",
77 prland(&land), xyas(sect.sct_x, sect.sct_y, player->cnum));
80 eff_amt = MIN(land.lnd_mobil, work_amt);
81 w = (eff_amt * land.lnd_effic) / 600;
83 pr("%s doesn't work enough to change efficiency (try increasing amount)\n",
88 w = buildeff(§, w, &cost);
90 pr("%s can't change efficiency in %s\n",
91 prland(&land), xyas(land.lnd_x, land.lnd_y, player->cnum));
94 if (player->dolcost + cost > natp->nat_money) {
95 pr("You can't afford to work that much in %s!\n",
96 xyas(land.lnd_x, land.lnd_y, player->cnum));
99 player->dolcost += cost;
100 land.lnd_mission = 0;
101 land.lnd_mobil -= roundavg(w * 600.0 / land.lnd_effic);
103 pr("%s %s efficiency at %s to %d\n",
105 sect.sct_type == sect.sct_newtype ? "raised" : "lowered",
106 xyas(land.lnd_x, land.lnd_y, player->cnum),
108 putland(land.lnd_uid, &land);
113 pr("%s: No unit(s)\n", player->argp[1]);
115 pr("%s: No unit(s)\n", "");
118 pr("%d unit%s\n", nunits, splur(nunits));
123 buildeff(struct sctstr *sp, int work, double *money)
129 if (sp->sct_type != sp->sct_newtype) {
131 * Tear down existing sector.
132 * Easier to destroy than to build.
134 work_cost = (sp->sct_effic + 3) / 4;
135 if (work_cost > work)
137 n = sp->sct_effic - work_cost * 4;
140 sp->sct_type = sp->sct_newtype;
145 effdone += work_cost;
147 if (sp->sct_type == sp->sct_newtype) {
148 work_cost = 100 - sp->sct_effic;
149 if (work_cost > work)
152 if (dchr[sp->sct_type].d_lcms > 0) {
153 lcms = sp->sct_item[I_LCM];
154 lcms /= dchr[sp->sct_type].d_lcms;
155 if (work_cost > lcms)
158 if (dchr[sp->sct_type].d_hcms > 0) {
159 hcms = sp->sct_item[I_HCM];
160 hcms /= dchr[sp->sct_type].d_hcms;
161 if (work_cost > hcms)
165 sp->sct_effic += work_cost;
166 *money += work_cost * dchr[sp->sct_type].d_build;
168 if ((dchr[sp->sct_type].d_lcms > 0) ||
169 (dchr[sp->sct_type].d_hcms > 0)) {
170 sp->sct_item[I_LCM] -= work_cost * dchr[sp->sct_type].d_lcms;
171 sp->sct_item[I_HCM] -= work_cost * dchr[sp->sct_type].d_hcms;
173 effdone += work_cost;