2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2016, 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 * prod.c: Calculate production levels
29 * Known contributors to this file:
30 * David Muir Sharnoff, 1987
31 * Steve McClure, 1997-2000
32 * Markus Armbruster, 2004-2016
44 static void prprod(struct sctstr *, double, double, char,
45 double, double, double, char[], int[], int[], int);
54 for (i = 0; NULL != (sp = getsectid(i)); i++) {
57 if (sp->sct_oldown != n)
59 pop += sp->sct_item[I_CIVIL];
68 struct sctstr sect, scratch_sect;
69 struct nstr_sect nstr;
80 unsigned char *resource;
82 int cuse[MAXPRCON], cmax[MAXPRCON];
85 if (!snxtsct(&nstr, player->argp[1]))
87 player->simulation = 1;
90 while (nxtsct(&nstr, §)) {
96 natp = getnatp(sect.sct_own);
97 do_feed(§, natp, etu_per_update, 1);
99 if (sect.sct_effic < 60)
102 if (sect.sct_type == SCT_ENLIST) {
106 if (sect.sct_own != sect.sct_oldown)
109 maxmil = sect.sct_item[I_CIVIL] / 2 - sect.sct_item[I_MILIT];
111 enlisted = (etu_per_update
112 * (10 + sect.sct_item[I_MILIT])
114 if (enlisted > maxmil)
119 prprod(§, sect.sct_effic / 100.0, 1.0,
120 ichr[I_MILIT].i_mnem, enlisted, maxmil, enlisted * 3,
121 "c\0\0", &enlisted, &enlisted, nsect++);
125 if (dchr[sect.sct_type].d_prd < 0)
127 pp = &pchr[dchr[sect.sct_type].d_prd];
129 resource = (unsigned char *)§ + pp->p_nrndx;
134 p_e = sect.sct_effic / 100.0;
136 p_e *= *resource / 100.0;
138 prodeff = prod_eff(sect.sct_type, natp->nat_level[pp->p_nlndx]);
141 real = prod_output(&scratch_sect, prodeff);
144 for (i = 0; i < MAXPRCON; ++i)
145 scratch_sect.sct_item[pp->p_ctype[i]] = ITEM_MAX;
146 scratch_sect.sct_item[pp->p_type] = 0;
147 maxr = prod_output(&scratch_sect, prodeff);
150 take = real / prodeff;
151 mtake = maxr / prodeff;
155 cost = take * pp->p_cost;
157 if (pp->p_level == NAT_TLEV) {
158 totpop = count_pop(sect.sct_own);
160 cost *= totpop / 50000.0;
164 for (i = 0; i < MAXPRCON; ++i) {
165 cmnem[i] = cuse[i] = cmax[i] = 0;
169 if (CANT_HAPPEN(it <= I_NONE || I_MAX < it))
171 cmnem[i] = ichr[it].i_mnem;
172 cuse[i] = (int)ceil(take * pp->p_camt[i]);
173 cmax[i] = (int)ceil(mtake * pp->p_camt[i]);
176 if (pp->p_type != I_NONE)
177 mnem = ichr[pp->p_type].i_mnem;
178 else if (pp->p_level == NAT_TLEV || pp->p_level == NAT_RLEV)
182 prprod(§, p_e, prodeff, mnem, real, maxr, cost,
183 cmnem, cuse, cmax, nsect++);
185 player->simulation = 0;
188 pr("%s: No sector(s)\n", player->argp[1]);
190 pr("%s: No sector(s)\n", "");
193 pr("%d sector%s\n", nsect, splur(nsect));
198 prprod(struct sctstr *sp, double p_e, double prodeff,
199 char mnem, double make, double max, double cost,
200 char cmnem[], int cuse[], int cmax[], int nsect)
205 pr("PRODUCTION SIMULATION\n");
206 pr(" sect des eff avail make p.e. cost use1 use2 use3 max1 max2 max3 max\n");
209 prxy("%4d,%-4d", sp->sct_x, sp->sct_y);
210 pr(" %c %3.0f%% %5d",
211 dchr[sp->sct_type].d_mnem, p_e * 100.0, sp->sct_avail);
215 pr(" %4.0f%c", make, mnem ? mnem : ' ');
216 pr(" %.2f $%-5.0f", prodeff, cost);
217 for (i = 0; i < 3; i++) {
218 if (i < MAXPRCON && cmnem[i])
219 pr("%4d%c", cuse[i], cmnem[i]);
224 for (i = 0; i < 3; i++) {
225 if (i < MAXPRCON && cmnem[i])
226 pr("%4d%c", cmax[i], cmnem[i]);