2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
4 * Ken Stevens, Steve McClure
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.
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.
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
22 * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
23 * related information and legal notices. It is expected that any future
24 * projects/authors will amend these files as needed.
28 * material.c: Tries to find materials for production
30 * Known contributors to this file:
31 * Ville Virrankoski, 1996
46 #define MIN(x,y) ((x) > (y) ? (y) : (x))
50 get_materials(struct sctstr *sp, int *bp, int *mvec, int check)
51 /* only check if found=0, remove them=1 */
59 getvec(VT_ITEM, svec, (s_char *)sp, EF_SECTOR);
60 for(i=1;i<=I_MAX;i++) {
66 still_left = gt_bg_nmbr(bp, sp, i);
67 if ((still_left - mvec[i])<0)
70 still_left -= mvec[i];
73 mvec[i] = supply_commod(usp->sct_own, usp->sct_x, usp->sct_y,
75 pt_bg_nmbr(bp, sp, i, still_left);
77 if (!player->simulation)
78 putvec(VT_ITEM, svec, (s_char *)sp, EF_SECTOR);
82 if (opt_GRAB_THINGS) {
83 used_already = svec[i] - gt_bg_nmbr(bp, sp, i);
84 mvec[i] = try_supply_commod(usp->sct_own, usp->sct_x, usp->sct_y,
85 i, (mvec[i] + used_already));
86 mvec[i] -= used_already;
87 } else { /* ! GRAB_THINGS */
88 still_left = gt_bg_nmbr(bp, sp, i);
89 mvec[i] = MIN(mvec[i], still_left);