/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2006, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Copyright (C) 1986-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program is free software; you can redistribute it and/or modify
* ---
*
* land.h: Definitions for land units
- *
+ *
* Known contributors to this file:
* Thomas Ruschak, 1992
* Ken Stevens, 1995
* Steve McClure, 1998
+ * Markus Armbruster, 2004-2009
*/
#ifndef LAND_H
#define LAND_H
-#include "sect.h"
-#include "ship.h"
+#include <time.h>
+#include "item.h"
#include "queue.h"
-#include "nsc.h"
#include "retreat.h"
+#include "types.h"
-#define N_MAXLAND 30
+#define LND_TYPE_MAX 30
#define LAND_MINEFF 10
#define LAND_MINFIREEFF 40 /* arty must be this effic to fire */
-#define LND_MINMOBCOST 0.200
struct lndstr {
- /* initial part must match struct genitem */
+ /* initial part must match struct empobj */
short ef_type;
- natid lnd_own; /* owner's country num */
short lnd_uid; /* unit id (land unit) */
+ unsigned lnd_seqno;
+ time_t lnd_timestamp; /* Last time this unit was touched */
+ natid lnd_own; /* owner's country num */
coord lnd_x; /* x location in abs coords */
coord lnd_y; /* y location in abs coords */
- s_char lnd_type; /* index in lchr[] */
- s_char lnd_effic; /* 0% to 100% */
- s_char lnd_mobil; /* mobility units made int for RS/6000 */
+ signed char lnd_type; /* index in lchr[] */
+ signed char lnd_effic; /* 0% to 100% */
+ signed char lnd_mobil; /* mobility units */
+ unsigned char lnd_off; /* repairs stopped? */
short lnd_tech; /* tech level ship was built at */
- s_char lnd_army; /* group membership */
+ char lnd_army; /* group membership */
coord lnd_opx, lnd_opy; /* Op sector coords */
short lnd_mission; /* mission code */
short lnd_radius; /* mission radius */
- /* end of part matching struct genitem */
- s_char lnd_flags; /* unit flags (unused) */
+ /* end of part matching struct empobj */
short lnd_ship; /* pointer to transporting ship */
- s_char lnd_harden; /* for missiles */
+ signed char lnd_harden; /* fortification */
short lnd_retreat; /* retreat percentage */
- u_char lnd_fuel; /* How much fuel do we have */
- u_char lnd_nxlight; /* How many xlight planes on board? */
int lnd_rflags; /* When do I retreat? */
char lnd_rpath[RET_LEN]; /* retreat path */
- u_char lnd_rad_max; /* max radius for this unit */
- u_char lnd_scar; /* how experienced the unit is (not used) */
+ unsigned char lnd_scar; /* how experienced the unit is (not used) */
short lnd_item[I_MAX+1]; /* amount of items on board */
short lnd_pstage; /* plague stage */
short lnd_ptime; /* how many etus remain in this stage */
short lnd_land; /* pointer to transporting unit */
- u_char lnd_nland;
- time_t lnd_access; /* Last time mob was updated (MOB_ACCESS) */
- float lnd_att; /* attack multiplier */
- float lnd_def; /* defense multiplier */
- int lnd_vul; /* vulnerability (0-100) */
- int lnd_spd; /* speed */
- int lnd_vis; /* visibility */
- int lnd_spy; /* Seeing distance */
- int lnd_rad; /* reaction radius */
- int lnd_frg; /* firing range */
- int lnd_acc; /* firing accuracy */
- int lnd_dam; /* # of guns firing */
- int lnd_ammo; /* firing ammu used per shot */
- int lnd_aaf; /* aa fire */
- u_char lnd_fuelc; /* fuel capacity */
- u_char lnd_fuelu; /* fuel used per 10 mob */
- u_char lnd_maxlight; /* maximum number of xlight planes */
- u_char lnd_maxland; /* maximum number of units */
- time_t lnd_timestamp; /* Last time this unit was touched */
+ short lnd_access; /* Last tick mob was updated (MOB_ACCESS) */
};
struct lchrstr {
char *l_name; /* full name of type of land unit */
int l_lcm; /* units of lcm to build */
int l_hcm; /* units of hcm to build */
- int l_mil; /* how many mil it takes to build */
- int l_gun; /* how many guns it takes to build */
- int l_shell; /* how many shells it takes to build */
+ int l_mil; /* how many mil it takes to build (unused) */
+ int l_gun; /* how many guns it takes to build (unused) */
+ int l_shell; /* #shells it takes to build (unused) */
int l_tech; /* tech required to build */
int l_cost; /* how much it costs to build */
float l_att; /* attack multiplier */
int l_dam; /* # of guns firing */
int l_ammo; /* firing ammu used per shot */
int l_aaf; /* aa fire */
- u_char l_fuelc; /* fuel capacity */
- u_char l_fuelu; /* fuel used per 10 mob */
- u_char l_nxlight; /* maximum number of xlight planes */
- u_char l_mxland; /* maximum number of units */
+ unsigned char l_nxlight; /* maximum number of xlight planes */
+ unsigned char l_nland; /* maximum number of units */
+ signed char l_type; /* index in lchr[] */
long l_flags; /* what special things can this unit do */
};
#define L_TRAIN bit(11) /* train unit - neato */
#define L_HEAVY bit(12) /* heavy unit - can't go on trains */
-#define LND_ATTDEF(b, t) (((b) * (1.0 + ((sqrt((double)(t)) / 100.0) * 4.0))) \
- > 127 ? 127 : \
- ((b) * (1.0 + ((sqrt((double)(t)) / 100.0) * 4.0))))
-#define LND_SPD(b, t) ((b * (1.0 + ((sqrt((double)t) / 100.0) * 2.1))) > 127\
- ? 127 : (b * (1.0 + ((sqrt((double)t) / 100.0) * 2.1))))
-#define LND_VUL(b, t) ((b * (1.0 - ((sqrt((double)t) / 100.0) * 1.1))) < 0\
- ? 0 : (b * (1.0 - ((sqrt((double)t) / 100.0) * 1.1))))
-#define LND_VIS(b, t) (b)
-#define LND_SPY(b, t) (b)
-#define LND_RAD(b, t) (b)
-#define LND_FRG(b, t) ((t) ? \
- ((b) * (logx((double)(t), (double)35.0) < 1.0 ? 1.0 : \
- logx((double)(t), (double)35.0))) : (b))
-#define LND_DAM(b, t) ((t) ? \
- ((b) * (logx((double)(t), (double)60.0) < 1.0 ? 1.0 : \
- logx((double)(t), (double)60.0))) : (b))
-#define LND_ACC(b, t) ((b * (1.0 - ((sqrt((double)t) / 100.0) * 1.1))) < 0\
- ? 0 : (b * (1.0 - ((sqrt((double)t) / 100.0) * 1.1))))
-#define LND_AMM(b, d, t) ((b) ? ((LND_DAM((d), (t)) / 2) + 1) : 0)
-#define LND_AAF(b, t) ((b * (1.0 + ((sqrt((double)t) / 100.0) * 3.0))) > 127\
- ? 127 : (b * (1.0 + ((sqrt((double)t) / 100.0) * 3.0))))
-#define LND_FC(b, t) (b)
-#define LND_FU(b, t) (b)
-#define LND_XPL(b, t) (b)
-#define LND_MXL(b, t) (b)
-
/* Work required for building 100% */
#define LND_BLD_WORK(lcm, hcm) (20 + (lcm) + 2 * (hcm))
/* Chance to detect L_SPY unit (percent) */
#define LND_SPY_DETECT_CHANCE(eff) ((110-(eff))/100.0)
-#define getland(n, p) \
- ef_read(EF_LAND, n, p)
-#define putland(n, p) \
- ef_write(EF_LAND, n, p)
-#define getlandp(n) \
- (struct lndstr *) ef_ptr(EF_LAND, n)
-
-extern struct lchrstr lchr[N_MAXLAND + 1];
-
-struct llist {
- struct emp_qelem queue; /* list of units */
- coord x, y; /* x,y it came from */
- struct lchrstr *lcp; /* pointer to desc of land unit */
- struct lndstr land; /* struct land unit */
- int eff;
- double mobil;
- int supplied;
-};
+#define getland(n, p) ef_read(EF_LAND, (n), (p))
+#define putland(n, p) ef_write(EF_LAND, (n), (p))
+#define getlandp(n) ((struct lndstr *)ef_ptr(EF_LAND, (n)))
+
+extern struct lchrstr lchr[LND_TYPE_MAX + 2];
enum {
LND_AIROPS_EFF = 50 /* min. efficiency for air ops */
};
+extern float l_att(struct lchrstr *, int);
+extern float l_def(struct lchrstr *, int);
+extern int l_vul(struct lchrstr *, int);
+extern int l_spd(struct lchrstr *, int);
+extern int l_frg(struct lchrstr *, int);
+extern int l_acc(struct lchrstr *, int);
+extern int l_dam(struct lchrstr *, int);
+extern int l_aaf(struct lchrstr *, int);
+extern float lnd_att(struct lndstr *);
+extern float lnd_def(struct lndstr *);
+extern int lnd_vul(struct lndstr *);
+extern int lnd_spd(struct lndstr *);
+extern int lnd_vis(struct lndstr *);
+extern int lnd_frg(struct lndstr *);
+extern int lnd_acc(struct lndstr *);
+extern int lnd_dam(struct lndstr *);
+extern int lnd_aaf(struct lndstr *);
+
+/* src/lib/common/cargo.c */
+extern void lnd_carrier_change(struct lndstr *, int, int, int);
+extern int lnd_first_on_ship(struct shpstr *);
+extern int lnd_first_on_land(struct lndstr *);
+extern int lnd_next_on_unit(int);
+extern int lnd_nxlight(struct lndstr *);
+extern int lnd_nland(struct lndstr *);
+
+extern int lnd_fire(struct lndstr *);
+extern int lnd_sabo(struct lndstr *, short *);
+extern double lnd_fire_range(struct lndstr *);
+
/* src/lib/subs/lndsub.c */
extern void lnd_sweep(struct emp_qelem *, int, int, natid);
extern int lnd_interdict(struct emp_qelem *, coord, coord, natid);
extern void lnd_sel(struct nstr_item *, struct emp_qelem *);
-extern void lnd_mess(s_char *, struct llist *);
extern int lnd_check_mines(struct emp_qelem *);
-extern double lnd_mobcost(struct lndstr *, struct sctstr *, int);
-extern s_char *lnd_path(int, struct lndstr *, s_char *);
-
-extern int attack_val(int, struct lndstr *);
-extern int total_mil(struct lndstr *);
-extern int defense_val(struct lndstr *);
-extern int lnd_getmil(struct lndstr *);
-extern void lnd_print(struct llist *, s_char *);
-extern void lnd_delete(struct llist *, s_char *);
-extern int lnd_take_casualty(int, struct llist *, int);
+extern double lnd_pathcost(struct lndstr *, double);
+extern int lnd_mobtype(struct lndstr *);
+extern double lnd_mobcost(struct lndstr *, struct sctstr *);
+
+extern double attack_val(int, struct lndstr *);
+extern double defense_val(struct lndstr *);
+extern int lnd_reaction_range(struct lndstr *);
+extern void lnd_print(struct ulist *, char *);
+extern void lnd_delete(struct ulist *, char *);
+extern int lnd_take_casualty(int, struct ulist *, int);
extern void lnd_submil(struct lndstr *, int);
extern void lnd_takemob(struct emp_qelem *, double);
extern int lnd_spyval(struct lndstr *);
-extern int intelligence_report(int, struct lndstr *, int, s_char *);
-extern int count_sect_units(struct sctstr *);
-extern void count_units(struct shpstr *);
-extern void lnd_count_units(struct lndstr *);
+extern void intelligence_report(int, struct lndstr *, int, char *);
extern void lnd_mar(struct emp_qelem *, double *, double *, int *, natid);
-extern void lnd_put(struct emp_qelem *, natid);
-extern int lnd_hit_mine(struct lndstr *, struct lchrstr *);
-extern void lnd_list(struct emp_qelem *);
extern int lnd_hardtarget(struct lndstr *);
extern int lnd_mar_one_sector(struct emp_qelem *, int, natid, int);
extern int lnd_support(natid, natid, coord, coord, int);
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