/*
* Empire - A multi-player, client/server Internet based war game.
- * Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
- * Ken Stevens, Steve McClure
+ * Copyright (C) 1986-2017, 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/>.
*
* ---
*
- * See the "LEGAL", "LICENSE", "CREDITS" and "README" files for all the
- * related information and legal notices. It is expected that any future
- * projects/authors will amend these files as needed.
+ * See files README, COPYING and CREDITS in the root of the source
+ * tree for related information and legal notices. It is expected
+ * that future projects/authors will amend these files as needed.
*
* ---
*
* para.c: Drop paratroopers onto a sector
- *
+ *
* Known contributors to this file:
* Dave Pare, 1986
* Ken Stevens, 1995
+ * Markus Armbruster, 2004-2011
*/
-#include "misc.h"
-#include "player.h"
-#include "var.h"
-#include "sect.h"
-#include "ship.h"
-#include "item.h"
-#include "plane.h"
-#include "land.h"
-#include "nuke.h"
-#include "xy.h"
-#include "nsc.h"
-#include "news.h"
-#include "file.h"
-#include "nat.h"
-#include "path.h"
-#include "treaty.h"
-#include "mission.h"
+#include <config.h>
+
#include "combat.h"
#include "commands.h"
+#include "item.h"
+#include "path.h"
+#include "plane.h"
+#include "ship.h"
static int paradrop(struct emp_qelem *list, coord x, coord y);
int
para(void)
{
- s_char *p;
- int mission_flags;
- int tech;
- coord tx, ty;
- coord ax, ay;
- int ap_to_target;
- s_char flightpath[MAX_PATH_LEN];
- struct nstr_item ni_bomb;
- struct nstr_item ni_esc;
- coord x, y;
- struct sctstr target;
- struct emp_qelem bomb_list;
- struct emp_qelem esc_list;
- int wantflags;
- struct sctstr ap_sect;
- s_char buf[1024];
-
- wantflags = P_P;
- if (!snxtitem(&ni_bomb, EF_PLANE, player->argp[1]))
- return RET_SYN;
- if (!snxtitem(&ni_esc, EF_PLANE, getstarg(player->argp[2], "escort(s)? ", buf)))
- pr("No escorts...\n");
- if ((p = getstarg(player->argp[3], "assembly point? ", buf)) == 0 || *p == 0)
- return RET_SYN;
- if (!sarg_xy(p, &x, &y) || !getsect(x, y, &ap_sect))
- return RET_SYN;
- if (ap_sect.sct_own && ap_sect.sct_own != player->cnum &&
- getrel(getnatp(ap_sect.sct_own), player->cnum) != ALLIED) {
- pr("Assembly point not owned by you or an ally!\n");
- return RET_SYN;
- }
- ax = x;
- ay = y;
- if (getpath(flightpath, player->argp[4], ax, ay, 0,
- 0, 0, P_FLYING) == 0 || *flightpath == 0)
- return RET_SYN;
- tx = ax;
- ty = ay;
- (void) pathtoxy(flightpath, &tx, &ty, fcost);
+ coord tx, ty;
+ coord ax, ay;
+ int ap_to_target;
+ char flightpath[MAX_PATH_LEN];
+ struct nstr_item ni_bomb;
+ struct nstr_item ni_esc;
+ struct sctstr target;
+ struct emp_qelem bomb_list;
+ struct emp_qelem esc_list;
+ struct sctstr ap_sect;
+ char buf[1024];
+
+ if (get_planes(&ni_bomb, &ni_esc, player->argp[1], player->argp[2]) < 0)
+ return RET_SYN;
+ if (!get_assembly_point(player->argp[3], &ap_sect, buf))
+ return RET_SYN;
+ ax = ap_sect.sct_x;
+ ay = ap_sect.sct_y;
+ if (!getpath(flightpath, player->argp[4], ax, ay, 0, 0, MOB_FLY))
+ return RET_SYN;
+ tx = ax;
+ ty = ay;
+ (void)pathtoxy(flightpath, &tx, &ty, fcost);
+ getsect(tx, ty, &target);
+ pr("LZ is %s\n", xyas(tx, ty, player->cnum));
+ ap_to_target = strlen(flightpath);
+ pr("range to target is %d\n", ap_to_target);
+ if (target.sct_own == player->cnum) {
+ pr("You can't air-assault your own sector!\n");
+ return RET_FAIL;
+ }
+ /*
+ * select planes within range
+ */
+ pln_sel(&ni_bomb, &bomb_list, &ap_sect, ap_to_target, 2,
+ P_P | P_C, P_M | P_O);
+ pln_sel(&ni_esc, &esc_list, &ap_sect, ap_to_target, 2,
+ P_ESC | P_F, P_M | P_O);
+ /*
+ * now arm and equip the bombers, transports, whatever.
+ */
+ pln_arm(&bomb_list, 2 * ap_to_target, 'a', NULL);
+ if (QEMPTY(&bomb_list)) {
+ pr("No planes could be equipped for the mission.\n");
+ return RET_FAIL;
+ }
+ pln_arm(&esc_list, 2 * ap_to_target, 'e', NULL);
+ ac_encounter(&bomb_list, &esc_list, ax, ay, flightpath, 0);
+ if (QEMPTY(&bomb_list)) {
+ pr("No planes got through fighter defenses\n");
+ } else {
getsect(tx, ty, &target);
- pr("LZ is %s\n", xyas(tx, ty, player->cnum));
- ap_to_target = strlen(flightpath);
- if (*(flightpath+strlen(flightpath)-1) == 'h')
- ap_to_target--;
- pr("range to target is %d\n", ap_to_target);
- /*
- * select planes within range
- */
- pln_sel(&ni_bomb, &bomb_list, &ap_sect, ap_to_target,
- 2, P_C|wantflags, P_M|P_O);
- pln_sel(&ni_esc, &esc_list, &ap_sect, ap_to_target,
- 2, P_ESC|P_F, P_M|P_O);
- /*
- * now arm and equip the bombers, transports, whatever.
- * tech is stored in high 16 bits of mission_flags.
- * yuck.
- */
- tech=0;
- mission_flags = 0;
- mission_flags |= P_X; /* stealth (shhh) */
- mission_flags |= P_H; /* gets turned off if not all choppers */
- mission_flags = pln_arm(&bomb_list, 2*ap_to_target, 'a', &ichr[I_MILIT],
- 0, mission_flags,&tech);
- if (QEMPTY(&bomb_list)) {
- pr("No planes could be equipped for the mission.\n");
- return RET_FAIL;
- }
- mission_flags = pln_arm(&esc_list, 2*ap_to_target, 'a', &ichr[I_MILIT],
- P_ESC|P_F, mission_flags,&tech);
- ac_encounter(&bomb_list,&esc_list,ax,ay,flightpath,mission_flags,0,0,0);
- if (QEMPTY(&bomb_list)) {
- pr("No planes got through fighter defenses\n");
- } else {
- getsect(tx, ty, &target);
- paradrop(&bomb_list, tx, ty);
- }
- pln_put(&bomb_list);
- pln_put(&esc_list);
- return RET_OK;
+ paradrop(&bomb_list, tx, ty);
+ }
+ pln_put(&bomb_list);
+ pln_put(&esc_list);
+ return RET_OK;
}
static int
paradrop(struct emp_qelem *list, coord x, coord y)
{
- struct combat off[1]; /* assaulting ship or sector */
- struct combat def[1]; /* defending ship */
- struct emp_qelem olist; /* assaulting units */
- struct emp_qelem dlist; /* defending units */
- int ototal; /* total assaulting strength */
- int a_engineer = 0; /* assaulter engineers are present */
- int a_spy = 0; /* the best assaulter scout */
- double osupport = 1.0; /* assault support */
- double dsupport = 1.0; /* defense support */
- struct plist *plp;
- struct emp_qelem *qp;
-
- /* Check for valid attack */
-
- att_combat_init(def, EF_SECTOR);
- def->x = x;
- def->y = y;
- if (att_abort(A_PARA, 0, def))
- return RET_FAIL;
-
- /* Show what we're air-assaulting, and check treaties */
-
- if (att_show(def))
- return RET_FAIL;
-
- /* set what we're air-assaulting with */
-
- emp_initque(&olist);
- att_combat_init(off, EF_PLANE);
- for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
- plp = (struct plist *) qp;
- if (plp->pcp->pl_flags & (P_V|P_C))
- off->troops += plp->misc;
- }
- off->mil = off->troops;
- if (att_abort(A_PARA, off, def)) {
- pr("Air-Assault aborted\n");
- return RET_OK;
- }
-
- /* Get ototal */
-
- ototal = att_estimate_defense(A_PARA, off, &olist, def, a_spy);
- if (att_abort(A_PARA, off, def)) {
- pr("Air-assault aborted\n");
- return RET_OK;
- }
-
- /* Get the defense */
-
- att_get_defense(&olist, def, &dlist, a_spy, ototal);
-
- /* Get defender support */
-
- att_get_support(A_PARA, 0, 0, 0, 0,
- &olist, off, &dlist, def, &osupport, &dsupport,
- a_engineer);
-
- if (att_abort(A_PARA, off, def)) {
- pr("Air-assault aborted\n");
- return RET_OK;
- }
- /*
- * Death, carnage, and destruction.
- */
-
- att_fight(A_PARA,off,&olist,osupport,def,&dlist,dsupport);
+ struct combat off[1]; /* assaulting ship or sector */
+ struct combat def[1]; /* defending ship */
+ struct emp_qelem olist; /* assaulting units */
+ struct emp_qelem dlist; /* defending units */
+ int ototal; /* total assaulting strength */
+ int a_engineer = 0; /* assaulter engineers are present */
+ int a_spy = 0; /* the best assaulter scout */
+ double osupport = 1.0; /* assault support */
+ double dsupport = 1.0; /* defense support */
+ struct plist *plp;
+ struct emp_qelem *qp;
+
+ /* Check for valid attack */
+
+ att_combat_init(def, EF_SECTOR);
+ def->x = x;
+ def->y = y;
+ if (att_abort(A_PARA, NULL, def))
+ return RET_FAIL;
+
+ /* Show what we're air-assaulting */
+ att_show(def);
+
+ /* set what we're air-assaulting with */
+
+ emp_initque(&olist);
+ att_combat_init(off, EF_PLANE);
+ for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
+ plp = (struct plist *)qp;
+ off->troops += plp->load;
+ }
+ off->mil = off->troops;
+ if (att_abort(A_PARA, off, def)) {
+ pr("Air-Assault aborted\n");
+ return RET_OK;
+ }
+
+ ototal = att_get_offense(A_PARA, off, &olist, def);
+ if (att_abort(A_PARA, off, def)) {
+ pr("Air-assault aborted\n");
+ return RET_OK;
+ }
+
+ /* Get the defense */
+ att_get_defense(&olist, def, &dlist, a_spy, ototal);
+
+ /* Get defender support */
+
+ att_get_support(A_PARA, 0, 0, 0, 0,
+ &olist, off, &dlist, def, &osupport, &dsupport,
+ a_engineer);
+
+ if (att_abort(A_PARA, off, def)) {
+ pr("Air-assault aborted\n");
return RET_OK;
+ }
+ /*
+ * Death, carnage, and destruction.
+ */
+
+ att_fight(A_PARA, off, &olist, osupport, def, &dlist, dsupport);
+
+ return RET_OK;
}
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