git.pond.sub.org Git - empserver/blob - src/lib/commands/newe.c

   1 /*
   2  *  Empire - A multi-player, client/server Internet based war game.
   3  *  Copyright (C) 1986-2014, Dave Pare, Jeff Bailey, Thomas Ruschak,
   4  *                Ken Stevens, Steve McClure, Markus Armbruster
   5  *
   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.
  10  *
  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.
  15  *
  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/>.
  18  *
  19  *  ---
  20  *
  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.
  24  *
  25  *  ---
  26  *
  27  *  newe.c: Show new sector efficiency (projected)
  28  *
  29  *  Known contributors to this file:
  30  *     Thomas Ruschak, 1993
  31  */
  32
  33 #include <config.h>
  34
  35 #include "commands.h"
  36 #include "item.h"
  37 #include "optlist.h"
  38
  39 int
  40 newe(void)
  41 {
  42     struct natstr *natp;
  43     struct sctstr sect;
  44     struct nstr_sect nstr;
  45     double work, lcms, hcms;
  46     int nsect;
  47     int civs = 0;
  48     int uws = 0;
  49     int bwork;
  50     int twork;
  51     int type;
  52     int eff;
  53     int maxpop;
  54
  55     if (!snxtsct(&nstr, player->argp[1]))
  56         return RET_SYN;
  57     player->simulation = 1;
  58     prdate();
  59     nsect = 0;
  60     while (nxtsct(&nstr, &sect)) {
  61         if (!player->owner)
  62             continue;
  63         if (!sect.sct_off) {
  64             civs = (1.0 + obrate * etu_per_update) * sect.sct_item[I_CIVIL];
  65             uws = (1.0 + uwbrate * etu_per_update) * sect.sct_item[I_UW];
  66             natp = getnatp(sect.sct_own);
  67             maxpop = max_pop(natp->nat_level[NAT_RLEV], &sect);
  68             work = new_work(&sect,
  69                             total_work(sect.sct_work, etu_per_update,
  70                                        civs, sect.sct_item[I_MILIT], uws,
  71                                        maxpop));
  72             bwork = work / 2;
  73
  74             type = sect.sct_type;
  75             eff = sect.sct_effic;
  76             if (sect.sct_newtype != type) {
  77                 twork = (eff + 3) / 4;
  78                 if (twork > bwork) {
  79                     twork = bwork;
  80                 }
  81                 bwork -= twork;
  82                 eff -= twork * 4;
  83                 if (eff <= 0) {
  84                     type = sect.sct_newtype;
  85                     eff = 0;
  86                 }
  87
  88                 twork = 100 - eff;
  89                 if (twork > bwork) {
  90                     twork = bwork;
  91                 }
  92                 if (dchr[type].d_lcms > 0) {
  93                     lcms = sect.sct_item[I_LCM];
  94                     lcms = (int)(lcms / dchr[type].d_lcms);
  95                     if (twork > lcms)
  96                         twork = lcms;
  97                 }
  98                 if (dchr[type].d_hcms > 0) {
  99                     hcms = sect.sct_item[I_HCM];
 100                     hcms = (int)(hcms / dchr[type].d_hcms);
 101                     if (twork > hcms)
 102                         twork = hcms;
 103                 }
 104                 eff += twork;
 105             } else if (eff < 100) {
 106                 twork = 100 - eff;
 107                 if (twork > bwork) {
 108                     twork = bwork;
 109                 }
 110                 if (dchr[type].d_lcms > 0) {
 111                     lcms = sect.sct_item[I_LCM];
 112                     lcms = (int)(lcms / dchr[type].d_lcms);
 113                     if (twork > lcms)
 114                         twork = lcms;
 115                 }
 116                 if (dchr[type].d_hcms > 0) {
 117                     hcms = sect.sct_item[I_HCM];
 118                     hcms = (int)(hcms / dchr[type].d_hcms);
 119                     if (twork > hcms)
 120                         twork = hcms;
 121                 }
 122                 eff += twork;
 123             }
 124         } else {
 125             eff = sect.sct_effic;
 126             type = sect.sct_type;
 127         }
 128         if (nsect++ == 0) {
 129             pr("EFFICIENCY SIMULATION\n");
 130             pr("   sect  des    projected eff\n");
 131         }
 132         prxy("%4d,%-4d", nstr.x, nstr.y);
 133         pr(" %c", dchr[type].d_mnem);
 134         pr("    %3d%%\n", eff);
 135     }
 136     player->simulation = 0;
 137     if (nsect == 0) {
 138         if (player->argp[1])
 139             pr("%s: No sector(s)\n", player->argp[1]);
 140         else
 141             pr("%s: No sector(s)\n", "");
 142         return RET_FAIL;
 143     } else
 144         pr("%d sector%s\n", nsect, splur(nsect));
 145     return RET_OK;
 146 }