2 * Empire - A multi-player, client/server Internet based war game.
3 * Copyright (C) 1986-2010, 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 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.
28 * sect.h: Definitions for things having to do with sectors.
30 * Known contributors to this file:
34 * Markus Armbruster, 2004-2009
46 /* initial part must match struct empobj */
48 unsigned sct_seqno: 12;
49 unsigned sct_generation: 12;
50 int sct_uid; /* equals XYOFFSET(sct_x, sct_y) */
51 time_t sct_timestamp; /* Last time this sector was written to */
52 natid sct_own; /* owner's country num */
53 coord sct_x; /* x coord of sector */
54 coord sct_y; /* y coord of sector */
55 signed char sct_type; /* sector type */
56 signed char sct_effic; /* 0% to 100% */
57 signed char sct_mobil; /* mobility units */
58 unsigned char sct_off; /* Should this sector produce? */
59 /* end of part matching struct empobj */
60 unsigned char sct_loyal; /* updates until civilans "converted" */
61 unsigned char sct_terr; /* territory 0 id # of sector */
62 unsigned char sct_terr1; /* territory 1 id # of sector */
63 unsigned char sct_terr2; /* territory 2 id # of sector */
64 unsigned char sct_terr3; /* territory 3 id # of sector */
65 unsigned char sct_dterr; /* deity's territory # */
66 coord sct_dist_x; /* Dist sector */
68 short sct_avail; /* available workforce for "other things" */
69 short sct_flags; /* temporary flags */
70 short sct_elev; /* elevation/depth */
71 unsigned char sct_work; /* pct of civ actually working */
72 unsigned char sct_coastal; /* is this a coastal sector? */
73 signed char sct_newtype; /* for changing designations */
74 unsigned char sct_min; /* ease of mining ore */
75 unsigned char sct_gmin; /* amount of gold ore */
76 unsigned char sct_fertil; /* fertility of soil */
77 unsigned char sct_oil; /* oil content */
78 unsigned char sct_uran; /* uranium ore content */
79 natid sct_oldown; /* old owner of sector (for liberation) */
80 unsigned char sct_updated; /* Has this sect been updated? */
81 short sct_item[I_MAX+1]; /* amount of items stored here */
82 short sct_del[I_MAX+1]; /* delivieries */
83 short sct_dist[I_MAX+1]; /* distribution thresholds */
84 short sct_mines; /* number of mines */
85 short sct_pstage; /* plague stage */
86 short sct_ptime; /* how many etus remain in this stage */
87 unsigned char sct_che; /* number of guerrillas */
88 natid sct_che_target; /* nation targeted by che */
89 unsigned short sct_fallout;
90 short sct_access; /* Last tick mob was updated (MOB_ACCESS) */
91 unsigned char sct_road; /* Road value of a sector */
92 unsigned char sct_rail; /* Rail value of a sector */
93 unsigned char sct_defense; /* Defensive value of a sector */
97 NAV_NONE, /* ships can't navigate */
98 NAVOK, /* ships can always navigate */
99 NAV_02, /* requires 2% effic to navigate */
100 NAV_CANAL, /* requires 2% effic to navigate and M_CANAL capability */
101 NAV_60 /* requires 60% effic to navigate */
106 char d_mnem; /* map symbol */
107 unsigned char d_terrain; /* terrain sector type */
108 int d_prd; /* product type */
109 int d_peffic; /* process efficiency, in percent */
110 float d_mob0, d_mob1; /* movement cost at 0 and 100% eff */
111 enum d_navigation d_nav; /* navigation capability */
112 enum i_packing d_pkg; /* type of packaging in these sects */
113 float d_ostr; /* offensive strength */
114 float d_dstr; /* defensive strength */
115 int d_value; /* resale ("collect") value */
116 int d_cost; /* cost to designate the sect */
117 int d_build; /* cost multiplier for eff */
118 int d_lcms; /* lcm's needed per point of eff */
119 int d_hcms; /* hcm's needed per point of eff */
120 int d_maint; /* maintenance cost per ETU */
121 int d_maxpop; /* maximum population */
122 char *d_name; /* full name of sector type */
125 /* sector types (must agree with order in dchr, empglb.c) */
127 #define SCT_WATER 0 /* basics */
135 #define SCT_ARMSF 8 /* industries */
146 #define SCT_FORTR 19 /* military/scientific */
151 #define SCT_HIWAY 24 /* communications */
153 #define SCT_HEADQ 26 /* headquarters */
154 #define SCT_BHEAD 27 /* Bridge head */
155 #define SCT_BSPAN 28 /* Bridge span */
156 #define SCT_BANK 29 /* financial */
157 #define SCT_REFINE 30 /* refinery */
158 #define SCT_ENLIST 31 /* enlistment center */
159 #define SCT_PLAINS 32 /* plains sector */
160 #define SCT_BTOWER 33 /* Bridge tower */
162 #define SCT_TYPE_MAX 38
164 #define getsect(x, y, p) ef_read(EF_SECTOR, sctoff((x), (y)), (p))
165 #define putsect(p) ef_write(EF_SECTOR, (p)->sct_uid, (p))
166 #define getsectp(x, y) (struct sctstr *)ef_ptr(EF_SECTOR, sctoff((x), (y)))
167 #define getsectid(id) (struct sctstr *)ef_ptr(EF_SECTOR, (id))
169 /* things relating to sectors */
170 extern int sctoff(coord x, coord y);
172 extern struct dchrstr dchr[SCT_TYPE_MAX + 2];
173 #define IS_BIG_CITY(type) (dchr[(type)].d_pkg == UPKG)
175 /* Minimal efficiency of sectors that can be knocked down (bridges) */
176 #define SCT_MINEFF 20
178 /* Work required for building */
179 #define SCT_BLD_WORK(lcm, hcm) ((lcm) + 2 * (hcm))
181 /* Return SP's defense efficiency */
182 #define SCT_DEFENSE(sp) \
183 (intrchr[INT_DEF].in_enable ? (sp)->sct_defense : (sp)->sct_effic)
185 #define FORTEFF 5 /* forts must be 5% efficient to fire. */
187 /* Can trains enter sector SP? */
188 #define SCT_HAS_RAIL(sp) \
189 (opt_RAILWAYS ? sct_rail_track((sp)) != 0 \
190 : intrchr[INT_RAIL].in_enable && (sp)->sct_rail != 0)
192 #define SCT_MINES_ARE_SEAMINES(sp) \
193 ((sp)->sct_type == SCT_WATER || (sp)->sct_type == SCT_BSPAN)
194 #define SCT_SEAMINES(sp) \
195 (SCT_MINES_ARE_SEAMINES((sp)) ? (sp)->sct_mines : 0)
196 #define SCT_LANDMINES(sp) \
197 (SCT_MINES_ARE_SEAMINES((sp)) ? 0 : (sp)->sct_mines)
208 #define MOVE_IN_PROGRESS bit(0) /* move in progress */
210 /* maximum item amount, must fit into sct_item[], sct_del[], sct_dist[] */
211 #define ITEM_MAX 9999
212 /* maximum number of mines, must fit into struct sctstr member sct_mines */
213 #define MINES_MAX 32767
214 /* maximum number of che, must fit into struct sctstr member sct_che */
216 /* maximum fallout, must fit into struct sctstr member sct_fallout */
217 #define FALLOUT_MAX 9999
218 /* maximum territory, must fit into struct sctstr members sct_terr etc */
221 /* Each cost is per point of efficency */
224 unsigned char in_lcms; /* construction materials */
225 unsigned char in_hcms;
226 unsigned char in_dcost; /* dollars */
227 unsigned char in_mcost; /* mobility */
228 unsigned char in_enable; /* enabled iff non-zero */
231 extern struct sctintrins intrchr[INT_DEF + 2];
233 extern int fort_fire(struct sctstr *);
234 extern int sct_rail_track(struct sctstr *);