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) 1986-2008, Dave Pare, Jeff Bailey, Thomas Ruschak,
   4  *                           Ken Stevens, Steve McClure
   5  *
   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.
  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, write to the Free Software
  18  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  19  *
  20  *  ---
  21  *
  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.
  25  *
  26  *  ---
  27  *
  28  *  newe.c: Show new sector efficiency (projected)
  29  *
  30  *  Known contributors to this file:
  31  *     Thomas Ruschak, 1993
  32  */
  33
  34 #include <config.h>
  35
  36 #include "commands.h"
  37 #include "item.h"
  38 #include "optlist.h"
  39
  40 int
  41 newe(void)
  42 {
  43     struct natstr *natp;
  44     struct sctstr sect;
  45     struct nstr_sect nstr;
  46     double work, lcms, hcms;
  47     int nsect;
  48     int civs = 0;
  49     int uws = 0;
  50     int bwork;
  51     int twork;
  52     int type;
  53     int eff;
  54     int maxpop;
  55
  56     if (!snxtsct(&nstr, player->argp[1]))
  57         return RET_SYN;
  58     player->simulation = 1;
  59     prdate();
  60     nsect = 0;
  61     while (nxtsct(&nstr, &sect)) {
  62         if (!player->owner)
  63             continue;
  64         if (!sect.sct_off) {
  65             civs = (1.0 + obrate * etu_per_update) * sect.sct_item[I_CIVIL];
  66             uws = (1.0 + uwbrate * etu_per_update) * sect.sct_item[I_UW];
  67             natp = getnatp(sect.sct_own);
  68             maxpop = max_pop(natp->nat_level[NAT_RLEV], &sect);
  69             work = new_work(&sect,
  70                             total_work(sect.sct_work, etu_per_update,
  71                                        civs, sect.sct_item[I_MILIT], uws,
  72                                        maxpop));
  73             bwork = work / 2;
  74
  75             type = sect.sct_type;
  76             eff = sect.sct_effic;
  77             if (sect.sct_newtype != type) {
  78                 twork = (eff + 3) / 4;
  79                 if (twork > bwork) {
  80                     twork = bwork;
  81                 }
  82                 work -= twork;
  83                 bwork -= twork;
  84                 eff -= twork * 4;
  85                 if (eff <= 0) {
  86                     type = sect.sct_newtype;
  87                     eff = 0;
  88                 }
  89
  90                 twork = 100 - eff;
  91                 if (twork > bwork) {
  92                     twork = bwork;
  93                 }
  94                 if (dchr[type].d_lcms > 0) {
  95                     lcms = sect.sct_item[I_LCM];
  96                     lcms = (int)(lcms / dchr[type].d_lcms);
  97                     if (twork > lcms)
  98                         twork = lcms;
  99                 }
 100                 if (dchr[type].d_hcms > 0) {
 101                     hcms = sect.sct_item[I_HCM];
 102                     hcms = (int)(hcms / dchr[type].d_hcms);
 103                     if (twork > hcms)
 104                         twork = hcms;
 105                 }
 106                 work -= twork;
 107                 eff += twork;
 108             } else if (eff < 100) {
 109                 twork = 100 - eff;
 110                 if (twork > bwork) {
 111                     twork = bwork;
 112                 }
 113                 if (dchr[type].d_lcms > 0) {
 114                     lcms = sect.sct_item[I_LCM];
 115                     lcms = (int)(lcms / dchr[type].d_lcms);
 116                     if (twork > lcms)
 117                         twork = lcms;
 118                 }
 119                 if (dchr[type].d_hcms > 0) {
 120                     hcms = sect.sct_item[I_HCM];
 121                     hcms = (int)(hcms / dchr[type].d_hcms);
 122                     if (twork > hcms)
 123                         twork = hcms;
 124                 }
 125                 work -= twork;
 126                 eff += twork;
 127             }
 128         } else {
 129             eff = sect.sct_effic;
 130             type = sect.sct_type;
 131         }
 132         if (nsect++ == 0) {
 133             pr("EFFICIENCY SIMULATION\n");
 134             pr("   sect  des    projected eff\n");
 135         }
 136         prxy("%4d,%-4d", nstr.x, nstr.y, player->cnum);
 137         pr(" %c", dchr[type].d_mnem);
 138         pr("    %3d%%\n", eff);
 139     }
 140     player->simulation = 0;
 141     if (nsect == 0) {
 142         if (player->argp[1])
 143             pr("%s: No sector(s)\n", player->argp[1]);
 144         else
 145             pr("%s: No sector(s)\n", "");
 146         return RET_FAIL;
 147     } else
 148         pr("%d sector%s\n", nsect, splur(nsect));
 149     return RET_OK;
 150 }