/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2021, 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/>.
*
* ---
*
- * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- * related information and legal notices. It is expected that any future
- * projects/authors will amend these files as needed.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* prod.c: Calculate production levels
- *
+ *
* Known contributors to this file:
* David Muir Sharnoff, 1987
* Steve McClure, 1997-2000
+ * Markus Armbruster, 2004-2016
*/
-#include "misc.h"
-#include "player.h"
-#include "var.h"
-#include "xy.h"
-#include "nsc.h"
-#include "sect.h"
-#include "product.h"
-#include "nat.h"
+#include <config.h>
+
+#include <math.h>
+#include "commands.h"
#include "item.h"
-#include "file.h"
+#include "land.h"
#include "optlist.h"
-#include "commands.h"
+#include "product.h"
+#include "ship.h"
+#include "update.h"
-int
-count_pop(register int n)
+static void prprod(struct sctstr *, double, double, char,
+ double, double, double, char[], int[], int[], int);
+
+static int
+count_pop(void)
{
- register int i;
- register int pop = 0;
- struct sctstr *sp;
+ /* FIXME don't duplicate the update's workings, use its code */
+ int i;
+ int pop = 0;
+ struct sctstr *sectp;
+ struct shpstr *sp;
+ struct lndstr *lp;
+
+ for (i = 0; (sectp = getsectid(i)); i++) {
+ if (sectp->sct_own == player->cnum) {
+ if (sectp->sct_own == sectp->sct_oldown)
+ pop += sectp->sct_item[I_CIVIL];
+ }
+ }
- for (i = 0; NULL != (sp = getsectid(i)); i++) {
- if (sp->sct_own != n)
- continue;
- if (sp->sct_oldown != n)
- continue;
- pop += sp->sct_item[I_CIVIL];
+ for (i = 0; (sp = getshipp(i)); i++) {
+ if (sp->shp_own == player->cnum)
+ pop += sp->shp_item[I_CIVIL];
+ }
+
+ for (i = 0; (lp = getlandp(i)); i++) {
+ if (lp->lnd_own == player->cnum)
+ pop += lp->lnd_item[I_CIVIL];
}
+
return pop;
}
int
-prod(void)
+c_production(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 level_p_e;
double prodeff;
- double real; /* floating pt version of act */
- int work;
- int totpop;
- int act; /* actual production */
- int cost;
+ int totpop = -1;
+ double cost;
int i;
- int max; /* production w/infinate materials */
int nsect;
- double take;
- double mtake;
- int there;
- int unit_work; /* sum of component amounts */
- int used; /* production w/infinite workforce */
- int wforce;
- int it;
- u_short *amount; /* amount for component pointer */
- u_char *comp; /* component pointer */
- u_char *endcomp;
- u_char vtype;
- s_char *resource;
- int c;
- s_char maxc[3][10];
- s_char use[3][10];
- int lcms, hcms;
- int civs = 0;
- int uws = 0;
- int bwork;
- int twork;
- int type;
- int eff;
- int maxpop;
- u_char otype;
+ double real, maxr;
+ double take, mtake;
+ i_type it;
+ unsigned char *resource;
+ char cmnem[MAXPRCON];
+ int cuse[MAXPRCON], cmax[MAXPRCON];
+ char mnem;
if (!snxtsct(&nstr, player->argp[1]))
return RET_SYN;
while (nxtsct(&nstr, §)) {
if (!player->owner)
continue;
-
- civs = min(9999, (int)((obrate * etu_per_update + 1.0)
- * sect.sct_item[I_CIVIL]));
- uws = min(9999, (int)((uwbrate * etu_per_update + 1.0)
- * sect.sct_item[I_UW]));
- if (opt_RES_POP) {
- natp = getnatp(sect.sct_own);
- maxpop = max_pop((float)natp->nat_level[NAT_RLEV], §);
- civs = min(civs, maxpop);
- uws = min(uws, maxpop);
- } else { /* now RES_POP */
- civs = min(999, civs);
- uws = min(999, uws);
- } /* end RES_POP */
-
- /* This isn't quite right, since research might rise/fall */
- /* during the update, but it's the best we can really do */
- wforce = (int)(((double)civs * sect.sct_work) / 100.0
- + uws
- + sect.sct_item[I_MILIT] * 2.0 / 5.0);
- work = new_work(§, wforce * etu_per_update / 100);
- bwork = work / 2;
-
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 (opt_BIG_CITY) {
- if (!eff && dchr[otype].d_pkg == UPKG &&
- dchr[type].d_pkg != UPKG) {
- if (opt_RES_POP) {
- natp = getnatp(sect.sct_own);
- civs = min(civs,
- max_pop(natp->nat_level[NAT_RLEV], 0));
- uws = min(uws,
- max_pop(natp->nat_level[NAT_RLEV], 0));
- } else {
- civs = min(9999, civs);
- uws = min(9999, uws);
- }
- wforce = (int)(((double)civs * sect.sct_work) / 100.0
- + uws
- + sect.sct_item[I_MILIT] * 2 / 5.0);
- work = etu_per_update * wforce / 100;
- bwork = min((int)(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;
- }
- bwork -= twork;
- eff += twork;
- }
- work = (work + 1) / 2 + bwork;
- if (eff < 60 || (type != SCT_ENLIST && eff < 61))
- continue;
-
- p_e = eff / 100.0;
- if (p_e > 1.0)
- p_e = 1.0;
- if (dchr[type].d_prd == 0 && type != SCT_ENLIST)
- 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)
+ do_feed(§, natp, etu_per_update, 1);
+ buildeff(§);
+ if (sect.sct_effic < 60)
continue;
- if (type == SCT_ENLIST)
- goto is_enlist;
- if (pp->p_nrndx != 0) {
- unit_work++;
- resource = ((s_char *)§) + pp->p_nrndx;
- p_e = (*resource * p_e) / 100.0;
- }
- /*
- * production effic.
- */
- if (pp->p_nlndx >= 0) {
- level_p_e = natp->nat_level[pp->p_nlndx] - pp->p_nlmin;
- if (level_p_e < 0.0) {
- level_p_e = 0.0;
- }
- level_p_e = level_p_e / (level_p_e + pp->p_nllag);
- } else {
- level_p_e = 1.0;
- }
- /*
- * raw material limit
- */
- used = 9999;
- amount = pp->p_vamt;
- endcomp = pp->p_vtype + pp->p_nv;
- for (comp = pp->p_vtype; comp < endcomp; comp++, amount++) {
- if (*amount == 0)
- continue;
- used = min(used, sect.sct_item[(int)*comp] / *amount);
- unit_work += *amount;
- }
- if (unit_work == 0)
- unit_work = 1;
- /*
- * is production limited by resources or
- * workforce?
- */
- max = (int)(work * p_e / (double)unit_work + 0.5);
- act = min(used, max);
- /*
- * some things are easier to make.. food,
- * pet, etc.
- */
- act = (int)(((double)pp->p_effic * 0.01 * (double)act) + 0.5);
- max = (int)(((double)pp->p_effic * 0.01 * (double)max) + 0.5);
-
- real = dmin(999.0, (double)act * level_p_e);
- maxr = dmin(999.0, (double)max * level_p_e);
-
- if (vtype != 0) {
- if (real < 0.0)
- real = 0.0;
- /* production backlog? */
- there = min(ITEM_MAX, sect.sct_item[vtype]);
- real = dmin(real, ITEM_MAX - there);
- }
- if (level_p_e != 0) {
- take = real / level_p_e;
- mtake = maxr / level_p_e;
- } else
- mtake = take = 0.0;
-
- take = (double)take / ((double)pp->p_effic * 0.01);
- mtake = (double)mtake / ((double)pp->p_effic * 0.01);
-
- cost = (int)(take * (double)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);
- }
- }
-
- comp = pp->p_vtype;
- amount = pp->p_vamt;
- i = 0;
- while (comp < endcomp) {
- it = unitem((int)*comp);
- if (it > 0 && it <= I_MAX && ichr[it].i_name != 0)
- c = ichr[it].i_name[0];
- else
- c = ' ';
- (void)sprintf(use[i], " %3d%c",
- (int)((take * (double)(*amount)) + 0.5), c);
- (void)sprintf(maxc[i], " %3d%c",
- (int)((mtake * (double)(*amount)) + 0.5), c);
- ++comp;
- ++amount;
- ++i;
- }
- while (i < 3) {
- strcpy(use[i], " ");
- strcpy(maxc[i], " ");
- ++i;
- }
-
- is_enlist:
-
- if (nsect++ == 0) {
- pr("PRODUCTION SIMULATION\n");
- pr(" sect des eff wkfc will 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(" %4d", wforce);
- if (vtype != 0) {
- pr(" %4d", (int)(real + 0.5));
- } else if (type != SCT_ENLIST) {
- switch (pp->p_level) {
- case NAT_TLEV:
- case NAT_RLEV:
- pr(" %1.2f", real);
- break;
- case NAT_ELEV:
- case NAT_HLEV:
- pr(" %4.0f", real);
- break;
- default:
- pr("ERROR");
- break;
- }
- } else {
+ if (sect.sct_type == SCT_ENLIST) {
int maxmil;
int enlisted;
- int civs;
- civs = min(999, (int)((obrate * etu_per_update + 1.0)
- * sect.sct_item[I_CIVIL]));
- natp = getnatp(sect.sct_own);
- maxpop = max_pop((float)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 */
+ if (sect.sct_own != sect.sct_oldown)
+ continue;
enlisted = 0;
- maxmil = (civs / 2) - sect.sct_item[I_MILIT];
+ 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])
}
if (enlisted < 0)
enlisted = 0;
- if (natp->nat_priorities[type] == 0) {
- maxmil = 0;
- }
- pr(" %4d mil 1.00 $%-5d%3dc",
- enlisted, enlisted * 3, enlisted);
- pr(" %3dc %4d\n",
- enlisted, maxmil);
+ prprod(§, sect.sct_effic / 100.0, 1.0,
+ ichr[I_MILIT].i_mnem, enlisted, maxmil, enlisted * 3,
+ "c\0\0", &enlisted, &enlisted, nsect++);
continue;
}
- pr(" %-5.5s", pp->p_sname);
- prodeff = level_p_e * (double)pp->p_effic * 0.01;
- pr(" %.2f", prodeff);
- pr(" $%-4d", cost);
- for (i = 0; i < 3; i++) {
- pr(use[i]);
- }
- pr(" ");
- for (i = 0; i < 3; i++) {
- pr(maxc[i]);
+ if (dchr[sect.sct_type].d_prd < 0)
+ continue;
+ pp = &pchr[dchr[sect.sct_type].d_prd];
+ if (pp->p_nrndx)
+ resource = (unsigned char *)§ + pp->p_nrndx;
+ else
+ resource = NULL;
+
+ /* sector p.e. */
+ p_e = sect.sct_effic / 100.0;
+ if (resource)
+ p_e *= *resource / 100.0;
+
+ 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;
+ mtake = maxr / prodeff;
+ } else
+ mtake = take = 0.0;
+
+ cost = take * pp->p_cost;
+ if (opt_TECH_POP) {
+ if (pp->p_level == NAT_TLEV) {
+ if (totpop < 0)
+ totpop = count_pop();
+ if (totpop > 50000)
+ cost *= totpop / 50000.0;
+ }
}
- if (natp->nat_priorities[type] == 0) {
- max = 0;
- maxr = 0;
+
+ for (i = 0; i < MAXPRCON; ++i) {
+ cmnem[i] = cuse[i] = cmax[i] = 0;
+ if (!pp->p_camt[i])
+ continue;
+ it = pp->p_ctype[i];
+ if (CANT_HAPPEN(it <= I_NONE || I_MAX < it))
+ continue;
+ cmnem[i] = ichr[it].i_mnem;
+ cuse[i] = (int)ceil(take * pp->p_camt[i]);
+ cmax[i] = (int)ceil(mtake * pp->p_camt[i]);
}
- if (vtype != 0 || pp->p_level == NAT_ELEV
- || pp->p_level == NAT_HLEV)
- pr(" %4d\n", min(999, (int)(max * prodeff + 0.05)));
+
+ 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(" %1.2f\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);
+}