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) 1986-2006, 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 "misc.h"
  37 #include "player.h"
  38 #include "xy.h"
  39 #include "nsc.h"
  40 #include "sect.h"
  41 #include "nat.h"
  42 #include "item.h"
  43 #include "file.h"
  44 #include "commands.h"
  45 #include "optlist.h"
  46
  47 int
  48 newe(void)
  49 {
  50     struct natstr *natp;
  51     struct sctstr sect;
  52     struct nstr_sect nstr;
  53     double work, lcms, hcms;
  54     int nsect;
  55     int civs = 0;
  56     int uws = 0;
  57     int bwork;
  58     int twork;
  59     int type;
  60     int eff;
  61     int maxpop;
  62
  63     if (!snxtsct(&nstr, player->argp[1]))
  64         return RET_SYN;
  65     player->simulation = 1;
  66     prdate();
  67     nsect = 0;
  68     while (nxtsct(&nstr, &sect)) {
  69         if (!player->owner)
  70             continue;
  71         if (!sect.sct_off) {
  72             civs = (1.0 + obrate * etu_per_update) * sect.sct_item[I_CIVIL];
  73             uws = (1.0 + uwbrate * etu_per_update) * sect.sct_item[I_UW];
  74             natp = getnatp(sect.sct_own);
  75             maxpop = max_pop(natp->nat_level[NAT_RLEV], &sect);
  76             work = new_work(&sect,
  77                             total_work(sect.sct_work, etu_per_update,
  78                                        civs, sect.sct_item[I_MILIT], uws,
  79                                        maxpop));
  80             bwork = work / 2;
  81
  82             type = sect.sct_type;
  83             eff = sect.sct_effic;
  84             if (sect.sct_newtype != type) {
  85                 twork = (eff + 3) / 4;
  86                 if (twork > bwork) {
  87                     twork = bwork;
  88                 }
  89                 work -= twork;
  90                 bwork -= twork;
  91                 eff -= twork * 4;
  92                 if (eff <= 0) {
  93                     type = sect.sct_newtype;
  94                     eff = 0;
  95                 }
  96
  97                 twork = 100 - eff;
  98                 if (twork > bwork) {
  99                     twork = bwork;
 100                 }
 101                 if (dchr[type].d_lcms > 0) {
 102                     lcms = sect.sct_item[I_LCM];
 103                     lcms = (int)(lcms / dchr[type].d_lcms);
 104                     if (twork > lcms)
 105                         twork = lcms;
 106                 }
 107                 if (dchr[type].d_hcms > 0) {
 108                     hcms = sect.sct_item[I_HCM];
 109                     hcms = (int)(hcms / dchr[type].d_hcms);
 110                     if (twork > hcms)
 111                         twork = hcms;
 112                 }
 113                 work -= twork;
 114                 eff += twork;
 115             } else if (eff < 100) {
 116                 twork = 100 - eff;
 117                 if (twork > bwork) {
 118                     twork = bwork;
 119                 }
 120                 if (dchr[type].d_lcms > 0) {
 121                     lcms = sect.sct_item[I_LCM];
 122                     lcms = (int)(lcms / dchr[type].d_lcms);
 123                     if (twork > lcms)
 124                         twork = lcms;
 125                 }
 126                 if (dchr[type].d_hcms > 0) {
 127                     hcms = sect.sct_item[I_HCM];
 128                     hcms = (int)(hcms / dchr[type].d_hcms);
 129                     if (twork > hcms)
 130                         twork = hcms;
 131                 }
 132                 work -= twork;
 133                 eff += twork;
 134             }
 135         } else {
 136             eff = sect.sct_effic;
 137             type = sect.sct_type;
 138         }
 139         if (nsect++ == 0) {
 140             pr("EFFICIENCY SIMULATION\n");
 141             pr("   sect  des    projected eff\n");
 142         }
 143         prxy("%4d,%-4d", nstr.x, nstr.y, player->cnum);
 144         pr(" %c", dchr[type].d_mnem);
 145         pr("    %3d%%\n", eff);
 146     }
 147     player->simulation = 0;
 148     if (nsect == 0) {
 149         if (player->argp[1])
 150             pr("%s: No sector(s)\n", player->argp[1]);
 151         else
 152             pr("%s: No sector(s)\n", "");
 153         return RET_FAIL;
 154     } else
 155         pr("%d sector%s\n", nsect, splur(nsect));
 156     return RET_OK;
 157 }