2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2008, 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 * work.c: Implementation of the work command
30 * Known contributors to this file:
40 static int buildeff(struct sctstr *, int, double *);
49 int work_amt, eff_amt, w;
51 coord donex = 0, doney = 1;
54 if (!snxtitem(&ni, EF_LAND, player->argp[1]))
56 p = getstarg(player->argp[2], "Amount: ", buf);
57 if (p == 0 || *p == 0)
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 if (sect.sct_x != donex || sect.sct_y != doney)
77 pr("%s is %d%% efficient\n",
78 xyas(sect.sct_x, sect.sct_y, player->cnum),
80 /* not perfect, but it'll do -KHS */
85 eff_amt = MIN(land.lnd_mobil, work_amt);
86 w = ldround(((double)eff_amt * land.lnd_effic / 600.0), 1);
88 pr("%s doesn't work enough to change efficiency (try increasing amount)\n",
93 eff_amt = ((6 * buildeff(§, w, &player->dolcost)) /
94 (land.lnd_effic / 100.0));
96 land.lnd_mobil -= eff_amt;
97 pr("%s %s efficiency at %s to %d\n",
99 sect.sct_type == sect.sct_newtype ? "raised" : "lowered",
100 xyas(land.lnd_x, land.lnd_y, player->cnum),
101 (int)sect.sct_effic);
102 putland(land.lnd_uid, &land);
107 pr("%s: No unit(s)\n", player->argp[1]);
109 pr("%s: No unit(s)\n", "");
112 pr("%d unit%s\n", nunits, splur(nunits));
117 buildeff(struct sctstr *sp, int work, double *money)
124 if (sp->sct_type != sp->sct_newtype) {
126 * Tear down existing sector.
127 * Easier to destroy than to build.
129 work_cost = (sp->sct_effic + 3) / 4;
130 if (work_cost > work)
132 n = sp->sct_effic - work_cost * 4;
135 sp->sct_type = sp->sct_newtype;
140 effdone += work_cost;
142 if (sp->sct_type == sp->sct_newtype) {
143 work_cost = 100 - sp->sct_effic;
144 if (work_cost > work)
147 if (dchr[sp->sct_type].d_lcms > 0) {
148 lcms = sp->sct_item[I_LCM];
149 lcms /= dchr[sp->sct_type].d_lcms;
150 if (work_cost > lcms)
153 if (dchr[sp->sct_type].d_hcms > 0) {
154 hcms = sp->sct_item[I_HCM];
155 hcms /= dchr[sp->sct_type].d_hcms;
156 if (work_cost > hcms)
160 sp->sct_effic += work_cost;
161 *money += work_cost * dchr[sp->sct_type].d_build;
163 if ((dchr[sp->sct_type].d_lcms > 0) ||
164 (dchr[sp->sct_type].d_hcms > 0)) {
165 sp->sct_item[I_LCM] -= work_cost * dchr[sp->sct_type].d_lcms;
166 sp->sct_item[I_HCM] -= work_cost * dchr[sp->sct_type].d_hcms;
168 effdone += work_cost;