/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2009, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2021, Dave Pare, Jeff Bailey, Thomas Ruschak,
+ * Ken Stevens, Steve McClure, Markus Armbruster
*
- * This program is free software; you can redistribute it and/or modify
+ * Empire is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
+ * the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* ---
*
* Dave Pare, 1986
* Ken Stevens, 1995
* Steve McClure, 1998-2000
- * Markus Armbruster, 2005-2008
+ * Markus Armbruster, 2005-2021
*/
#include <config.h>
+#include "chance.h"
#include "commands.h"
#include "damage.h"
#include "mission.h"
#include "nuke.h"
#include "optlist.h"
#include "path.h"
+#include "plague.h"
#include "plane.h"
#include "ship.h"
static int launch_as(struct plnstr *pp);
-static int launch_missile(struct plnstr *pp, int sublaunch);
-static int launch_sat(struct plnstr *pp, int sublaunch);
+static int launch_missile(struct plnstr *pp);
+static int launch_sat(struct plnstr *pp);
static int msl_equip(struct plnstr *, char);
/*
* laun <PLANES>
*/
int
-laun(void)
+c_launch(void)
{
struct nstr_item nstr;
struct plnstr plane;
- struct shpstr ship;
- int sublaunch;
struct plchrstr *pcp;
int retval, gone;
}
if (opt_MARKET) {
if (ontradingblock(EF_PLANE, &plane)) {
- pr("plane #%d inelligible - it's for sale.\n",
+ pr("plane #%d ineligible - it's for sale.\n",
plane.pln_uid);
continue;
}
}
if (!pln_airbase_ok(&plane, 1, 1))
continue;
- sublaunch = 0;
- if (plane.pln_ship >= 0) {
- getship(plane.pln_ship, &ship);
- if (mchr[(int)ship.shp_type].m_flags & M_SUB)
- sublaunch = 1;
- }
pr("%s at %s; range %d, eff %d%%\n", prplane(&plane),
xyas(plane.pln_x, plane.pln_y, player->cnum),
plane.pln_range, plane.pln_effic);
if (!(pcp->pl_flags & P_O)) {
- retval = launch_missile(&plane, sublaunch);
+ retval = launch_missile(&plane);
gone = 1;
} else if ((pcp->pl_flags & (P_M | P_O)) == (P_M | P_O)) {
retval = launch_as(&plane);
gone = 1;
} else { /* satellites */
- retval = launch_sat(&plane, sublaunch);
+ retval = launch_sat(&plane);
gone = !(plane.pln_flags & PLN_LAUNCHED);
}
if (retval != RET_OK)
}
/*
- * Launch anti-sat weapon PP.
+ * Launch anti-sat weapon @pp.
* Return RET_OK if launched (even when missile explodes),
* else RET_SYN or RET_FAIL.
*/
struct plnstr plane;
cp = getstarg(player->argp[2], "Target satellite? ", buf);
- if (!check_plane_ok(pp))
- return RET_FAIL;
if (!cp || !*cp)
return RET_SYN;
+ if (!check_plane_ok(pp))
+ return RET_FAIL;
if (!getplane(atoi(cp), &plane) || !plane.pln_own
|| !pln_is_in_orbit(&plane)) {
pr("No such satellite exists!\n");
return RET_FAIL;
- /* Can be abused to find satellite ids. Tolerable. */
+ /* Can be abused to find satellite IDs. Tolerable. */
}
if (mapdist(pp->pln_x, pp->pln_y, plane.pln_x, plane.pln_y)
pr("Range too great!\n");
return RET_FAIL;
}
- if (msl_equip(pp, 'i') < 0)
+ if (msl_equip(pp, 0) < 0)
return RET_FAIL;
- if (msl_hit(pp, pln_def(&plane), EF_PLANE, N_SAT_KILL, N_SAT_KILL,
- prplane(&plane), plane.pln_x, plane.pln_y, plane.pln_own)) {
+ if (msl_launch(pp, EF_PLANE, prplane(&plane),
+ plane.pln_x, plane.pln_y, plane.pln_own, NULL) < 0)
+ return RET_OK;
+ if (msl_hit(pp, pln_def(&plane), EF_PLANE, 0, 0, 0, plane.pln_own)) {
pr("Satellite shot down\n");
mpr(plane.pln_own, "%s anti-sat destroyed %s over %s\n",
cname(player->cnum), prplane(&plane),
xyas(plane.pln_x, plane.pln_y, plane.pln_own));
+ nreport(pp->pln_own, N_SAT_KILL, plane.pln_own, 1);
plane.pln_effic = 0;
putplane(plane.pln_uid, &plane);
}
}
/*
- * Launch missile PP.
- * If SUBLAUNCH, it's sub-launched.
+ * Launch missile @pp.
* Return RET_OK if launched (even when missile explodes),
* else RET_SYN or RET_FAIL.
*/
static int
-launch_missile(struct plnstr *pp, int sublaunch)
+launch_missile(struct plnstr *pp)
{
struct plchrstr *pcp = plchr + pp->pln_type;
coord sx, sy;
- int n, dam;
+ int n, dam, sublaunch;
char *cp;
struct mchrstr *mcp;
struct shpstr target_ship;
struct sctstr sect;
- int rel;
- struct natstr *natp;
struct nukstr nuke;
char buf[1024];
return RET_FAIL;
}
n = atoi(cp);
- if ((n < 0) || !getship(n, &target_ship) ||
- !target_ship.shp_own) {
+ if ((n < 0) || !getship(n, &target_ship) || !target_ship.shp_own) {
pr("Bad ship number!\n");
return RET_FAIL;
}
if (msl_equip(pp, 's') < 0)
return RET_FAIL;
getsect(sx, sy, §);
- if (opt_SLOW_WAR) {
- natp = getnatp(player->cnum);
- rel = getrel(natp, sect.sct_own);
- if ((rel != AT_WAR) && (sect.sct_own != player->cnum) &&
- (sect.sct_own) && (sect.sct_oldown != player->cnum)) {
- pr("You are not at war with the player->owner of the target sector!\n");
- pr_beep();
- pr("Kaboom!!!\n");
- pr("Missile monitoring officer destroys RV before detonation.\n");
- return RET_OK;
- }
- }
- if (!msl_hit(pp, SECT_HARDTARGET, EF_SECTOR, N_SCT_MISS,
- N_SCT_SMISS, "sector", sx, sy, sect.sct_own)) {
-#if 0
- /*
- * FIXME want collateral damage on miss, but we get here
- * too when launch fails or missile is intercepted
- */
- dam = pln_damage(pp, 's', 0);
- collateral_damage(sect.sct_x, sect.sct_y, dam, 0);
-#endif
+ if (msl_launch(pp, EF_SECTOR, "sector", sx, sy, sect.sct_own,
+ &sublaunch) < 0)
return RET_OK;
- }
+ getsect(sx, sy, §);
+ if (!msl_hit(pp, SECT_HARDTARGET, EF_SECTOR,
+ N_SCT_MISS, N_SCT_SMISS, sublaunch, sect.sct_own))
+ CANT_REACH();
if (getnuke(nuk_on_plane(pp), &nuke))
detonate(&nuke, sx, sy, pp->pln_flags & PLN_AIRBURST);
else {
- dam = pln_damage(pp, 's', 1);
+ dam = pln_damage(pp, 's', "");
pr("did %d damage in %s\n", PERCENT_DAMAGE(dam),
xyas(sx, sy, player->cnum));
if (sect.sct_own != 0) {
} else {
if (msl_equip(pp, 'p') < 0)
return RET_FAIL;
+ if (msl_launch(pp, EF_SHIP, prship(&target_ship),
+ target_ship.shp_x, target_ship.shp_y,
+ target_ship.shp_own, &sublaunch) < 0)
+ return RET_OK;
+ getship(n, &target_ship);
if (!msl_hit(pp, shp_hardtarget(&target_ship), EF_SHIP,
- N_SHP_MISS, N_SHP_SMISS, prship(&target_ship),
- target_ship.shp_x, target_ship.shp_y,
+ N_SHP_MISS, N_SHP_SMISS, sublaunch,
target_ship.shp_own)) {
pr("splash\n");
-#if 0 /* FIXME see above */
- dam = pln_damage(pp, 'p', 0);
- collateral_damage(target_ship.shp_x, target_ship.shp_y, dam, 0);
-#endif
+ dam = pln_damage(pp, 'p', NULL);
+ collateral_damage(target_ship.shp_x, target_ship.shp_y, dam);
return RET_OK;
}
- dam = pln_damage(pp, 'p', 1);
- check_retreat_and_do_shipdamage(&target_ship, dam);
- putship(target_ship.shp_uid, &target_ship);
- getship(target_ship.shp_uid, &target_ship);
- if (!target_ship.shp_own)
+ dam = pln_damage(pp, 'p', "");
+ shipdamage(&target_ship, dam);
+ if (target_ship.shp_effic < SHIP_MINEFF)
pr("%s sunk!\n", prship(&target_ship));
+ if (dam && (target_ship.shp_rflags & RET_INJURED))
+ retreat_ship(&target_ship, target_ship.shp_own);
+ putship(target_ship.shp_uid, &target_ship);
}
return RET_OK;
}
/*
- * Launch a satellite.
+ * Launch satellite @pp.
* Return RET_OK if launched (even when satellite fails),
* else RET_SYN or RET_FAIL.
*/
static int
-launch_sat(struct plnstr *pp, int sublaunch)
+launch_sat(struct plnstr *pp)
{
- struct plchrstr *pcp = plchr + pp->pln_type;
coord sx, sy;
int i;
int dist;
pr("\n");
cp = getstarg(player->argp[2], "Target sector? ", buf);
- if (!check_plane_ok(pp))
- return RET_FAIL;
if (!cp || !*cp)
return RET_SYN;
+ if (!check_plane_ok(pp))
+ return RET_FAIL;
if (!sarg_xy(cp, &sx, &sy)) {
pr("Bad sector designation!\n");
return RET_SYN;
}
i = pp->pln_tech + pp->pln_effic;
if (chance(1.0 - (i / (i + 50.0)))) {
- dir = (random() % 6) + 1;
+ dir = DIR_FIRST + roll0(6);
sx = xnorm(sx + diroff[dir][0]);
sy = ynorm(sy + diroff[dir][1]);
pr("Your trajectory was a little off.\n");
}
nreport(player->cnum, N_LAUNCH, 0, 1);
- if (msl_intercept(sx, sy, pp->pln_own, pcp->pl_def, sublaunch, P_O, 0)) {
+ if (msl_asat_intercept(pp, sx, sy))
return RET_OK;
- }
pp->pln_x = sx;
pp->pln_y = sy;
CANT_HAPPEN(pp->pln_flags & PLN_LAUNCHED);
pp->pln_flags |= PLN_LAUNCHED;
pp->pln_mobil = pp->pln_mobil > dist ? pp->pln_mobil - dist : 0;
+ pp->pln_ship = pp->pln_land = -1;
putplane(pp->pln_uid, pp);
pr("%s positioned over %s, will be ready for use in %d time units\n",
prplane(pp), xyas(sx, sy, player->cnum),
{
struct plist pl;
- memset(&pl, 0, sizeof(struct plist));
+ pl.load = 0;
+ pl.pstage = PLG_HEALTHY;
pl.pcp = plchr + pp->pln_type;
pl.plane = *pp;
+ emp_initque(&pl.queue);
return pln_equip(&pl, NULL, mission);
}