/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2016, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
* ---
*
* prod.c: Calculate production levels
- *
+ *
* Known contributors to this file:
* David Muir Sharnoff, 1987
* Steve McClure, 1997-2000
- * Markus Armbruster, 2004-2005
+ * Markus Armbruster, 2004-2016
*/
#include <config.h>
-#include "misc.h"
-#include "player.h"
-#include "xy.h"
-#include "nsc.h"
-#include "sect.h"
-#include "product.h"
-#include "nat.h"
+#include <math.h>
+#include "commands.h"
#include "item.h"
-#include "file.h"
#include "optlist.h"
-#include "commands.h"
+#include "product.h"
+#include "update.h"
+
+static void prprod(struct sctstr *, double, double, char,
+ double, double, double, char[], int[], int[], int);
int
count_pop(int n)
prod(void)
{
struct natstr *natp;
- struct sctstr sect;
+ struct sctstr sect, scratch_sect;
struct nstr_sect nstr;
struct pchrstr *pp;
double p_e;
- double maxr; /* floating version of max */
double prodeff;
- double real; /* floating pt version of act */
- int work;
int totpop;
- int act; /* actual production */
- int cost;
+ double cost;
int i;
- int max; /* production w/infinite materials */
int nsect;
- double take;
- double mtake;
- int there;
- int unit_work; /* sum of component amounts */
- int used; /* production w/infinite workforce */
+ double real, maxr;
+ double take, mtake;
i_type it;
- i_type vtype;
unsigned char *resource;
char cmnem[MAXPRCON];
int cuse[MAXPRCON], cmax[MAXPRCON];
- int lcms, hcms;
- int civs = 0;
- int uws = 0;
- int bwork;
- int twork;
- int type;
- int eff;
- int maxpop;
- int otype;
+ char mnem;
if (!snxtsct(&nstr, player->argp[1]))
return RET_SYN;
while (nxtsct(&nstr, §)) {
if (!player->owner)
continue;
+ if (sect.sct_off)
+ continue;
- civs = (1.0 + obrate * etu_per_update) * sect.sct_item[I_CIVIL];
- uws = (1.0 + uwbrate * etu_per_update) * sect.sct_item[I_UW];
natp = getnatp(sect.sct_own);
- maxpop = max_pop(natp->nat_level[NAT_RLEV], §);
+ do_feed(§, natp, etu_per_update, 1);
+ buildeff(§);
+ if (sect.sct_effic < 60)
+ continue;
- /* This isn't quite right, since research might rise/fall */
- /* during the update, but it's the best we can really do */
- work = new_work(§,
- total_work(sect.sct_work, etu_per_update,
- civs, sect.sct_item[I_MILIT], uws,
- maxpop));
- bwork = work / 2;
+ if (sect.sct_type == SCT_ENLIST) {
+ int maxmil;
+ int enlisted;
- if (sect.sct_off)
- continue;
- type = sect.sct_type;
- eff = sect.sct_effic;
- if (sect.sct_newtype != type) {
- twork = (eff + 3) / 4;
- if (twork > bwork) {
- twork = bwork;
- }
- bwork -= twork;
- eff -= twork * 4;
- otype = type;
- if (eff <= 0) {
- type = sect.sct_newtype;
- eff = 0;
- }
- if (!eff && IS_BIG_CITY(otype) &&
- !IS_BIG_CITY(type)) {
- natp = getnatp(sect.sct_own);
- maxpop = max_population(natp->nat_level[NAT_RLEV],
- type, eff);
- work = new_work(§,
- total_work(sect.sct_work, etu_per_update,
- civs, sect.sct_item[I_MILIT],
- uws, maxpop));
- bwork = MIN(work / 2, bwork);
- }
- twork = 100 - eff;
- if (twork > bwork) {
- twork = bwork;
- }
- if (dchr[type].d_lcms > 0) {
- lcms = sect.sct_item[I_LCM];
- lcms /= dchr[type].d_lcms;
- if (twork > lcms)
- twork = lcms;
- }
- if (dchr[type].d_hcms > 0) {
- hcms = sect.sct_item[I_HCM];
- hcms /= dchr[type].d_hcms;
- if (twork > hcms)
- twork = hcms;
- }
- bwork -= twork;
- eff += twork;
- } else if (eff < 100) {
- twork = 100 - eff;
- if (twork > bwork) {
- twork = bwork;
+ if (sect.sct_own != sect.sct_oldown)
+ continue;
+ enlisted = 0;
+ maxmil = sect.sct_item[I_CIVIL] / 2 - sect.sct_item[I_MILIT];
+ if (maxmil > 0) {
+ enlisted = (etu_per_update
+ * (10 + sect.sct_item[I_MILIT])
+ * 0.05);
+ if (enlisted > maxmil)
+ enlisted = maxmil;
}
- bwork -= twork;
- eff += twork;
- }
- work = (work + 1) / 2 + bwork;
- if (eff < 60)
+ if (enlisted < 0)
+ enlisted = 0;
+ prprod(§, sect.sct_effic / 100.0, 1.0,
+ ichr[I_MILIT].i_mnem, enlisted, maxmil, enlisted * 3,
+ "c\0\0", &enlisted, &enlisted, nsect++);
continue;
+ }
- p_e = eff / 100.0;
- if (p_e > 1.0)
- p_e = 1.0;
-
- if (dchr[type].d_prd == 0 && type != SCT_ENLIST)
+ if (dchr[sect.sct_type].d_prd < 0)
continue;
- unit_work = 0;
- pp = &pchr[dchr[type].d_prd];
- vtype = pp->p_type;
- natp = getnatp(sect.sct_own);
- /*
- * sect p_e (inc improvements)
- */
- if (type == SCT_ENLIST && sect.sct_own != sect.sct_oldown)
- continue;
- if (type == SCT_ENLIST)
- goto is_enlist;
- if (pp->p_nrndx != 0) {
- unit_work++;
+ pp = &pchr[dchr[sect.sct_type].d_prd];
+ if (pp->p_nrndx)
resource = (unsigned char *)§ + pp->p_nrndx;
- p_e = (*resource * p_e) / 100.0;
- }
- /*
- * production effic.
- */
- prodeff = prod_eff(pp, natp->nat_level[pp->p_nlndx]);
- /*
- * raw material limit
- */
- used = 9999;
- for (i = 0; i < MAXPRCON; ++i) {
- it = pp->p_ctype[i];
- if (!pp->p_camt[i])
- continue;
- if (CANT_HAPPEN(it <= I_NONE || I_MAX < it))
- continue;
- used = MIN(used, sect.sct_item[it] / pp->p_camt[i]);
- unit_work += pp->p_camt[i];
- }
- if (unit_work == 0)
- unit_work = 1;
- /*
- * is production limited by resources or
- * workforce?
- */
- max = (int)(work * p_e / (double)unit_work + 0.5);
- if (pp->p_nrdep != 0 && vtype != I_NONE) {
- if (*resource * 100 < pp->p_nrdep * max)
- max = *resource * 100 / pp->p_nrdep;
- }
- act = MIN(used, max);
+ else
+ resource = NULL;
- real = MIN(999.0, (double)act * prodeff);
- maxr = MIN(999.0, (double)max * prodeff);
+ /* sector p.e. */
+ p_e = sect.sct_effic / 100.0;
+ if (resource)
+ p_e *= *resource / 100.0;
- if (vtype != I_NONE) {
- if (real < 0.0)
- real = 0.0;
- /* production backlog? */
- there = MIN(ITEM_MAX, sect.sct_item[vtype]);
- real = MIN(real, ITEM_MAX - there);
- }
+ prodeff = prod_eff(sect.sct_type, natp->nat_level[pp->p_nlndx]);
+
+ scratch_sect = sect;
+ real = prod_output(&scratch_sect, prodeff);
+
+ scratch_sect = sect;
+ for (i = 0; i < MAXPRCON; ++i)
+ scratch_sect.sct_item[pp->p_ctype[i]] = ITEM_MAX;
+ scratch_sect.sct_item[pp->p_type] = 0;
+ maxr = prod_output(&scratch_sect, prodeff);
if (prodeff != 0) {
take = real / prodeff;
} else
mtake = take = 0.0;
- cost = (int)(take * (double)pp->p_cost);
+ cost = take * pp->p_cost;
if (opt_TECH_POP) {
if (pp->p_level == NAT_TLEV) {
totpop = count_pop(sect.sct_own);
if (totpop > 50000)
- cost = (int)((double)cost * (double)totpop / 50000.0);
+ cost *= totpop / 50000.0;
}
}
if (CANT_HAPPEN(it <= I_NONE || I_MAX < it))
continue;
cmnem[i] = ichr[it].i_mnem;
- cuse[i] = (int)(take * pp->p_camt[i] + 0.5);
- cmax[i] = (int)(mtake * pp->p_camt[i] + 0.5);
- }
-
- is_enlist:
-
- if (nsect++ == 0) {
- pr("PRODUCTION SIMULATION\n");
- pr(" sect des eff avail make p.e. cost use1 use2 use3 max1 max2 max3 max\n");
- }
-
- prxy("%4d,%-4d", nstr.x, nstr.y, player->cnum);
- pr(" %c", dchr[type].d_mnem);
- pr(" %3.0f%%", p_e * 100.0);
- pr(" %5d", work);
-
- if (vtype != I_NONE) {
- pr(" %4d%c", (int)(real + 0.5), ichr[vtype].i_mnem);
- } else if (type != SCT_ENLIST) {
- switch (pp->p_level) {
- case NAT_TLEV:
- case NAT_RLEV:
- pr(" %5.2f", real);
- break;
- case NAT_ELEV:
- case NAT_HLEV:
- pr(" %4.0f ", real);
- break;
- default:
- CANT_REACH();
- pr(" ??? ");
- break;
- }
- } else {
- int maxmil;
- int enlisted;
- int civs;
-
- civs = (1.0 + obrate * etu_per_update) * sect.sct_item[I_CIVIL];
- natp = getnatp(sect.sct_own);
- maxpop = max_pop(natp->nat_level[NAT_RLEV], §);
- civs = MIN(civs, maxpop);
- /* This isn't quite right, since research might
- rise/fall during the update, but it's the best
- we can really do */
- enlisted = 0;
- maxmil = (civs / 2) - sect.sct_item[I_MILIT];
- if (maxmil > 0) {
- enlisted = (etu_per_update
- * (10 + sect.sct_item[I_MILIT])
- * 0.05);
- if (enlisted > maxmil)
- enlisted = maxmil;
- }
- if (enlisted < 0)
- enlisted = 0;
- if (natp->nat_priorities[type] == 0) {
- maxmil = 0;
- }
- pr(" %4d%c 1.00 $%-5d%4dc %4dc %5d\n",
- enlisted, ichr[I_MILIT].i_mnem, enlisted * 3,
- enlisted, enlisted, maxmil);
- continue;
+ cuse[i] = (int)ceil(take * pp->p_camt[i]);
+ cmax[i] = (int)ceil(mtake * pp->p_camt[i]);
}
- pr(" %.2f", prodeff);
- pr(" $%-5d", cost);
- for (i = 0; i < 3; i++) {
- if (i < MAXPRCON && cmnem[i])
- pr("%4d%c", cuse[i], cmnem[i]);
- else
- pr(" ");
- }
- pr(" ");
- for (i = 0; i < 3; i++) {
- if (i < MAXPRCON && cmnem[i])
- pr("%4d%c", cmax[i], cmnem[i]);
- else
- pr(" ");
- }
- if (natp->nat_priorities[type] == 0) {
- max = 0;
- maxr = 0;
- }
- if (vtype != I_NONE || pp->p_level == NAT_ELEV
- || pp->p_level == NAT_HLEV)
- pr(" %5d\n", MIN(999, (int)(max * prodeff + 0.5)));
+ if (pp->p_type != I_NONE)
+ mnem = ichr[pp->p_type].i_mnem;
+ else if (pp->p_level == NAT_TLEV || pp->p_level == NAT_RLEV)
+ mnem = '.';
else
- pr(" %5.2f\n", maxr);
+ mnem = 0;
+ prprod(§, p_e, prodeff, mnem, real, maxr, cost,
+ cmnem, cuse, cmax, nsect++);
}
player->simulation = 0;
if (nsect == 0) {
pr("%d sector%s\n", nsect, splur(nsect));
return RET_OK;
}
+
+static void
+prprod(struct sctstr *sp, double p_e, double prodeff,
+ char mnem, double make, double max, double cost,
+ char cmnem[], int cuse[], int cmax[], int nsect)
+{
+ int i;
+
+ if (nsect == 0) {
+ pr("PRODUCTION SIMULATION\n");
+ pr(" sect des eff avail make p.e. cost use1 use2 use3 max1 max2 max3 max\n");
+ }
+
+ prxy("%4d,%-4d", sp->sct_x, sp->sct_y);
+ pr(" %c %3.0f%% %5d",
+ dchr[sp->sct_type].d_mnem, p_e * 100.0, sp->sct_avail);
+ if (mnem == '.')
+ pr(" %5.2f", make);
+ else
+ pr(" %4.0f%c", make, mnem ? mnem : ' ');
+ pr(" %.2f $%-5.0f", prodeff, cost);
+ for (i = 0; i < 3; i++) {
+ if (i < MAXPRCON && cmnem[i])
+ pr("%4d%c", cuse[i], cmnem[i]);
+ else
+ pr(" ");
+ }
+ pr(" ");
+ for (i = 0; i < 3; i++) {
+ if (i < MAXPRCON && cmnem[i])
+ pr("%4d%c", cmax[i], cmnem[i]);
+ else
+ pr(" ");
+ }
+ if (mnem == '.')
+ pr(" %5.2f\n", max);
+ else
+ pr(" %5.0f\n", max);
+}