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Import of Empire 4.2.12

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Markus Armbruster 2003-08-23 12:23:04 +00:00
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/*
* Empire - A multi-player, client/server Internet based war game.
* Copyright (C) 1986-2000, Dave Pare, Jeff Bailey, Thomas Ruschak,
* Ken Stevens, Steve McClure
*
* This program 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
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* 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
*
* ---
*
* 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.
*
* ---
*
* bomb.c: Fly bombing missions
*
* Known contributors to this file:
* Dave Pare, 1986
* Ken Stevens, 1995
* Steve McClure, 1998-2000
*/
#include <ctype.h>
#include "misc.h"
#include "player.h"
#include "var.h"
#include "sect.h"
#include "ship.h"
#include "land.h"
#include "item.h"
#include "plane.h"
#include "nuke.h"
#include "retreat.h"
#include "xy.h"
#include "nsc.h"
#include "news.h"
#include "file.h"
#include "nat.h"
#include "path.h"
#include "optlist.h"
#include "damage.h"
#include "commands.h"
static void pin_bomb(struct emp_qelem *list, struct sctstr *target);
static void strat_bomb(struct emp_qelem *list, struct sctstr *target);
static void comm_bomb(struct emp_qelem *list, struct sctstr *target);
static void eff_bomb(struct emp_qelem *list, struct sctstr *target);
static void plane_bomb(struct emp_qelem *list, struct sctstr *target);
static void land_bomb(struct emp_qelem *list, struct sctstr *target);
static void ship_bomb(struct emp_qelem *list, struct sctstr *target);
int pinflak_planedamage(struct plnstr *pp, struct plchrstr *pcp, natid from, int flak);
static int bombcomm[] = {
I_CIVIL,
I_MILIT,
I_SHELL,
I_GUN,
I_PETROL,
I_IRON,
I_DUST,
I_BAR,
I_FOOD,
I_OIL,
I_LCM,
I_HCM,
I_UW,
I_RAD
};
static int nbomb = sizeof(bombcomm) / sizeof(int);
int
bomb(void)
{
s_char *p;
int mission_flags;
int tech;
coord tx, ty;
coord ax, ay;
int ap_to_target;
struct ichrstr *ip;
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 mission;
int rel;
struct natstr *natp;
s_char buf[1024];
wantflags = 0;
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], "pinpoint, or strategic? ", buf)) == 0)
return RET_SYN;
mission = *p;
if (index("ps", mission) == 0)
return RET_SYN;
if ((p = getstarg(player->argp[4], "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[5], ax, ay, 0, 0,
0, P_FLYING) == 0 || *flightpath == 0)
return RET_SYN;
tx = ax;
ty = ay;
(void) pathtoxy(flightpath, &tx, &ty, fcost);
pr("target sector is %s\n", xyas(tx, ty, player->cnum));
getsect(tx, ty, &target);
if (target.sct_type == SCT_SANCT) {
pr("You can't bomb that sector!\n");
return RET_SYN;
}
ip = 0;
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
*/
mission_flags = 0;
pln_sel(&ni_bomb, &bomb_list, &ap_sect, ap_to_target,
2, wantflags, P_M|P_O);
pln_sel(&ni_esc, &esc_list, &ap_sect, ap_to_target,
2, wantflags|P_F|P_ESC, 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 |= 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, mission, ip, 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, mission, ip,P_F|P_ESC,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 {
switch (mission) {
case 'p':
pin_bomb(&bomb_list, &target);
break;
case 's':
if (opt_SLOW_WAR) {
natp = getnatp(player->cnum);
if (target.sct_own){
rel = getrel(natp,target.sct_own);
if ((rel != AT_WAR) && (player->cnum != target.sct_own)
&& (target.sct_own) &&
(target.sct_oldown != player->cnum)){
pr("You're not at war with them!\n");
pln_put(&bomb_list);
pln_put(&esc_list);
return RET_FAIL;
}
}
}
nreport(player->cnum, N_SCT_BOMB, target.sct_own, 1);
strat_bomb(&bomb_list, &target);
break;
default:
pr("Bad mission %c\n", mission);
break;
}
}
pln_put(&bomb_list);
pln_put(&esc_list);
return RET_OK;
}
static void
pin_bomb(struct emp_qelem *list, struct sctstr *target)
{
extern s_char *effadv();
struct dchrstr *dcp;
int nplanes;
int nships;
int type;
int bad;
s_char *p;
int vec[I_MAX+1];
struct plist *plp;
struct emp_qelem *qp;
int bestacc;
int nsubs;
int nunits;
struct natstr *natp;
int rel;
s_char buf[1024];
int i;
bad = 0;
type = target->sct_type;
dcp = &dchr[type];
pr("Target sector is a %s constructed %s\n",
effadv((int)target->sct_effic), dcp->d_name);
nsubs = 0;
plp = (struct plist *) list->q_forw;
if (plp->pcp->pl_flags & P_A){
bestacc=0;
for (qp = list->q_forw; qp != list; qp = qp->q_forw)
plp = (struct plist *) qp;
if (plp->plane.pln_acc < bestacc)
bestacc = plp->plane.pln_acc;
nships = num_shipsatxy(target->sct_x, target->sct_y, 0, 0);
nsubs = nships -
shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
if (nsubs > 0)
pr("Some subs are present in the sector.\n");
} else {
nships = shipsatxy(target->sct_x, target->sct_y, 0, M_SUB);
}
nplanes = planesatxy(target->sct_x, target->sct_y, 0, 0, list);
nunits = unitsatxy(target->sct_x, target->sct_y, 0, 0);
getvec(VT_ITEM, vec, (s_char *)target, EF_SECTOR);
retry:
p = getstring("Bomb what? (ship, plane, land unit, efficiency, commodities) ", buf);
if (p == 0 || *p == 0) {
if (player->aborted)
return;
bad++;
if (bad > 2)
return;
goto retry;
}
switch (*p) {
case 'l':
if (opt_SLOW_WAR) {
natp = getnatp(player->cnum);
if (target->sct_own){
rel = getrel(natp,target->sct_own);
if ((rel != AT_WAR) && (player->cnum != target->sct_own)
&& (target->sct_own) &&
(target->sct_oldown != player->cnum)){
pr("You're not at war with them!\n");
goto retry;
}
}
}
if (nunits == 0) {
pr("no units there\n");
goto retry;
}
land_bomb(list, target);
break;
case 'p':
if (opt_SLOW_WAR) {
natp = getnatp(player->cnum);
if (target->sct_own){
rel = getrel(natp,target->sct_own);
if ((rel != AT_WAR) && (player->cnum != target->sct_own)
&& (target->sct_own) &&
(target->sct_oldown != player->cnum)){
pr("You're not at war with them!\n");
goto retry;
}
}
}
if (nplanes == 0) {
pr("no planes there\n");
goto retry;
}
plane_bomb(list, target);
break;
case 's':
if (nships == 0) {
if (((struct plist *)list->q_forw)->pcp->pl_flags & P_A){
if (nsubs == 0){
pr("no ships there\n");
goto retry;
}
}else{
pr("no ships there\n");
goto retry;
}
}
ship_bomb(list, target);
break;
case 'c':
if (opt_SLOW_WAR) {
natp = getnatp(player->cnum);
if (target->sct_own){
rel = getrel(natp,target->sct_own);
if ((rel != AT_WAR) && (player->cnum != target->sct_own)
&& (target->sct_own) &&
(target->sct_oldown != player->cnum)){
pr("You're not at war with them!\n");
goto retry;
}
}
}
for (i = 0; i < nbomb; i++) {
if (!vec[bombcomm[i]])
continue;
break;
}
if (i >= nbomb) {
pr("No bombable commodities in %s\n",
xyas(target->sct_x, target->sct_y, player->cnum));
goto retry;
}
comm_bomb(list, target);
break;
case 'e':
if (opt_SLOW_WAR) {
natp = getnatp(player->cnum);
if (target->sct_own){
rel = getrel(natp,target->sct_own);
if ((rel != AT_WAR) && (player->cnum != target->sct_own)
&& (target->sct_own) &&
(target->sct_oldown != player->cnum)){
pr("You're not at war with them!\n");
goto retry;
}
}
}
eff_bomb(list, target);
break;
case 'q':
pr("Aborting mission.\n");
return;
default:
pr("Bad target type.\n");
goto retry;
}
}
static void
eff_bomb(struct emp_qelem *list, struct sctstr *target)
{
register struct plist *plp;
struct emp_qelem *qp;
struct sctstr sect;
int oldeff, dam = 0;
int nukedam;
for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
if (plp->bombs || plp->plane.pln_nuketype != -1)
dam += pln_damage(&plp->plane, target->sct_x, target->sct_y, 'p', &nukedam, 1);
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
return;
getsect(target->sct_x, target->sct_y, &sect);
target = &sect;
oldeff = target->sct_effic;
target->sct_effic = effdamage(target->sct_effic, dam);
target->sct_road = effdamage(target->sct_road, dam);
target->sct_rail = effdamage(target->sct_rail, dam);
target->sct_defense = effdamage(target->sct_defense, dam);
if (!opt_DEFENSE_INFRA)
target->sct_defense = target->sct_effic;
pr("did %d%% damage to efficiency in %s\n",
oldeff - target->sct_effic,
xyas(target->sct_x, target->sct_y, player->cnum));
if (target->sct_own)
wu(0, target->sct_own,
"%s bombing raid did %d%% damage in %s\n",
cname(player->cnum), oldeff - target->sct_effic,
xyas(target->sct_x, target->sct_y, target->sct_own));
if (target->sct_effic < 20) {
if (target->sct_type == SCT_BSPAN)
knockdown(target, list);
else if (target->sct_type == SCT_BTOWER) {
knockdown(target, list);
bridgefall(target, list);
}
}
putsect(&sect);
collateral_damage(target->sct_x, target->sct_y, dam, list);
}
static void
comm_bomb(struct emp_qelem *list, struct sctstr *target)
{
register struct plist *plp;
float b;
int i;
int amt, before;
struct ichrstr *ip;
int vec[I_MAX+1];
struct emp_qelem *qp;
struct sctstr sect;
int dam = 0;
int nukedam;
getvec(VT_ITEM, vec, (s_char *)target, EF_SECTOR);
for (i=0; i<nbomb; i++) {
if (vec[bombcomm[i]] == 0)
continue;
if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
continue;
ip = &ichr[bombcomm[i]];
pr("some %s\n", ip->i_name);
}
for(;;) {
ip = whatitem((s_char *) 0, "commodity to bomb? ");
if (player->aborted)
return;
if (!ip)
continue;
for (i=0; i<nbomb; i++) {
if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
continue;
if (&ichr[bombcomm[i]] == ip)
break;
}
if (i == nbomb) {
pr("You can't bomb %s!\n", ip->i_name);
for (i=0; i<nbomb; i++) {
if (opt_SUPER_BARS && bombcomm[i] == I_BAR)
continue;
pr(i == 0 ? "Bombable: " : ", ");
pr(ichr[bombcomm[i]].i_name);
}
pr("\n");
} else
break;
}
for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
if (plp->bombs || plp->plane.pln_nuketype != -1)
dam += pln_damage(&plp->plane, target->sct_x, target->sct_y, 'p', &nukedam, 1);
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
return;
getsect(target->sct_x, target->sct_y, &sect);
target = &sect;
before = amt = getvar(ip->i_vtype, (s_char *)target, EF_SECTOR);
putvar(ip->i_vtype, commdamage(amt, dam, ip->i_vtype), (s_char *)target, EF_SECTOR);
amt = getvar(ip->i_vtype, (s_char *)target, EF_SECTOR);
if (before>0.0)
b = 100.0*(1.0 - ((float)amt/(float)before));
else
b = 0.0;
pr("did %.2f%% damage to %s in %s\n",
b, ip->i_name,
xyas(target->sct_x, target->sct_y, player->cnum));
nreport(player->cnum, N_SCT_BOMB, target->sct_own, 1);
if(target->sct_own != 0)
wu(0, target->sct_own,
"%s precision bombing raid did %.2f%% damage to %s in %s\n",
cname(player->cnum), b, ip->i_name,
xyas(target->sct_x, target->sct_y, target->sct_own));
putsect(&sect);
collateral_damage(target->sct_x, target->sct_y, dam, list);
}
static void
ship_bomb(struct emp_qelem *list, struct sctstr *target)
{
struct plist *plp;
int onsea;
struct mchrstr *mcp;
int dam;
s_char *q;
int n;
struct emp_qelem *qp;
int shipno;
int ignore;
struct shpstr ship;
int nships=0;
struct shiplook head, *s, *s2;
s_char buf[1024];
s_char prompt[128];
s_char msg[128];
int hitchance;
int nukedam;
int flak;
int gun;
int shell;
bzero((s_char *)&head,sizeof(struct shiplook));
head.uid = -1;
onsea = (target->sct_type == SCT_WATER) ? 1 : 0;
for (qp = list->q_forw; qp != list && !player->aborted; qp = qp->q_forw) {
if (head.uid != -1){
s=head.next;
while (s != (struct shiplook *)0){
s2=s;
s=s->next;
free(s2);
}
}
bzero((s_char *)&head,sizeof(struct shiplook));
head.uid = -1;
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
if (plp->pcp->pl_flags & P_A)
nships=asw_shipsatxy(target->sct_x, target->sct_y,0,0,
&plp->plane,&head);
else
nships=shipsatxy(target->sct_x,target->sct_y,0,M_SUB);
if (nships == 0){
pr("%s could not find any ships!\n",
prplane(&plp->plane));
continue;
}
(void) sprintf(prompt, "%s, %d bombs. Target ('~' to skip)? ",
prplane(&plp->plane),
plp->bombs);
ignore=0;
shipno = -1;
while (shipno < 0 && !player->aborted && !ignore) {
if ((q = getstring(prompt, buf)) == 0 || *q == 0)
continue;
if (*q == '~'){
ignore=1;
continue;
}
if (*q == '?') {
if (plp->pcp->pl_flags & P_A)
print_found(&head);
else
shipsatxy(target->sct_x, target->sct_y,
0, M_SUB);
continue;
}
if (*q == 'd')
goto next;
if (!isdigit(*q))
continue;
n = atoi(q);
if (n < 0)
continue;
if (getship(n, &ship) && ship.shp_x == target->sct_x &&
ship.shp_y == target->sct_y)
shipno = n;
}
if (shipno < 0)
continue;
shell = gun = 0;
gun = min(getvar(V_GUN, (s_char *)&ship, EF_SHIP), ship.shp_glim);
if (gun > 0) {
shell = getvar(V_SHELL, (s_char *)&ship, EF_SHIP);
if (shell <= 0)
shell = supply_commod(ship.shp_own, ship.shp_x,
ship.shp_y, I_SHELL, 1);
}
mcp = &mchr[(int)ship.shp_type];
if (gun > 0 && shell > 0 && !(mcp->m_flags & M_SUB)) {
flak = (int)(techfact(ship.shp_tech, (double)gun) * 2.0);
putvar(V_SHELL, shell, (s_char *)&ship, EF_SHIP);
putship(ship.shp_uid, &ship);
sprintf(msg, "Flak! Firing %d guns from ship %s\n",
flak, prship(&ship));
PR(ship.shp_own, msg);
if (pinflak_planedamage(&plp->plane, plp->pcp, ship.shp_own, flak))
continue;
}
dam = 0;
if (plp->plane.pln_nuketype != -1)
hitchance = 100;
else {
hitchance = pln_hitchance(&plp->plane, shp_hardtarget(&ship), EF_SHIP);
pr("%d%% hitchance...", hitchance);
}
if (roll(100) <= hitchance) {
/* pinbombing is more accurate than normal bombing */
dam = 2 * pln_damage(&plp->plane, target->sct_x, target->sct_y, 'p', &nukedam, 1);
} else {
pr("splash\n");
/* Bombs that miss have to land somewhere! */
dam = pln_damage(&plp->plane, target->sct_x, target->sct_y, 'p', &nukedam, 0);
collateral_damage(target->sct_x, target->sct_y, dam, list);
dam = 0;
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
continue;
if (mcp->m_flags & M_SUB)
nreport(player->cnum, N_SUB_BOMB, ship.shp_own, 1);
else
nreport(player->cnum, N_SHP_BOMB, ship.shp_own, 1);
if (ship.shp_own) {
wu(0, ship.shp_own, "%s bombs did %d damage to %s at %s\n",
cname(player->cnum), dam,
prship(&ship),
xyas(target->sct_x, target->sct_y, ship.shp_own));
}
pr("\n");
check_retreat_and_do_shipdamage(&ship, dam);
if (ship.shp_rflags & RET_BOMBED)
if (((ship.shp_rflags & RET_INJURED) == 0) || !dam)
retreat_ship(&ship,'b');
putship(ship.shp_uid, &ship);
getship(n, &ship);
if (!ship.shp_own) {
pr("%s at %s sunk!\n",
prship(&ship),
xyas(target->sct_x, target->sct_y, player->cnum));
}
collateral_damage(target->sct_x, target->sct_y, dam/2, list);
next:
;
}
s=head.next;
while (s != (struct shiplook *)0){
s2=s;
s=s->next;
free(s2);
}
}
static void
plane_bomb(struct emp_qelem *list, struct sctstr *target)
{
int dam;
s_char *q;
int n;
natid own;
struct plnstr plane;
struct emp_qelem *qp;
int planeno;
int ignore;
struct plist *plp;
s_char prompt[128];
s_char buf[1024];
int hitchance;
int nukedam;
int nplanes;
for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
nplanes = planesatxy(target->sct_x, target->sct_y, 0, 0, list);
if (nplanes == 0) {
pr("%s could not find any planes!\n",
prplane(&plp->plane));
continue;
}
(void) sprintf(prompt, "%s, %d bombs. Target ('~' to skip)? ",
prplane(&plp->plane),
plp->bombs);
planeno = -1;
ignore=0;
while (planeno < 0 && !player->aborted && !ignore) {
if ((q = getstring(prompt, buf)) == 0 || *q == 0)
continue;
if (*q == '~'){
ignore=1;
continue;
}
if (*q == '?') {
planesatxy(target->sct_x, target->sct_y, 0, 0, list);
continue;
}
if (*q == 'd')
goto next;
n = atoi(q);
if (n < 0)
continue;
if (getplane(n, &plane) &&
plane.pln_x == target->sct_x &&
plane.pln_y == target->sct_y &&
((plane.pln_flags & PLN_LAUNCHED) == 0) &&
(!ac_isflying(&plane, list)))
planeno = n;
else
pr("Plane #%d not spotted\n", n);
}
if (planeno < 0)
continue;
dam = 0;
if (plp->plane.pln_nuketype != -1)
hitchance = 100;
else {
hitchance = pln_hitchance(&plp->plane, 0, EF_PLANE);
pr("%d%% hitchance...", hitchance);
}
if (roll(100) <= hitchance) {
/* pinbombing is more accurate than normal bombing */
dam = 2 * pln_damage(&plp->plane,target->sct_x,target->sct_y, 'p', &nukedam, 1);
} else {
pr("thud\n");
/* Bombs that miss have to land somewhere! */
dam = pln_damage(&plp->plane,target->sct_x,target->sct_y, 'p', &nukedam, 0);
collateral_damage(target->sct_x, target->sct_y, dam, list);
dam = 0;
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
continue;
if (dam > 100)
dam = 100;
own = plane.pln_own;
if (dam > plane.pln_effic) {
plane.pln_effic = 0;
makelost(EF_PLANE, plane.pln_own, plane.pln_uid, plane.pln_x, plane.pln_y);
plane.pln_own = 0;
} else
plane.pln_effic -= dam;
plane.pln_mobil = (dam * plane.pln_mobil / 100.0);
if (own == player->cnum) {
pr("%s reports %d%% damage\n",
prplane(&plane),
dam);
} else {
if(own != 0)
wu(0, own,
"%s pinpoint bombing raid did %d%% damage to %s\n",
cname(player->cnum), dam, prplane(&plane));
}
nreport(player->cnum, N_DOWN_PLANE, own, 1);
if(own != 0)
wu(0, own, "%s bombs did %d%% damage to %s at %s\n",
cname(player->cnum), dam, prplane(&plane),
xyas(target->sct_x, target->sct_y, own));
putplane(plane.pln_uid, &plane);
collateral_damage(plane.pln_x, plane.pln_y, dam, list);
next:
;
}
}
static void
land_bomb(struct emp_qelem *list, struct sctstr *target)
{
int dam;
s_char *q;
int n;
natid own;
s_char prompt[128];
s_char buf[1024];
s_char msg[128];
struct lndstr land;
struct lchrstr *lcp;
struct emp_qelem *qp;
int unitno;
int ignore, flak, hitchance;
struct plist *plp;
int nukedam;
int nunits;
for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
nunits = unitsatxy(target->sct_x, target->sct_y, 0, 0);
if (nunits == 0) {
pr("%s could not find any units!\n",
prplane(&plp->plane));
continue;
}
(void) sprintf(prompt, "%s, %d bombs. Target ('~' to skip)? ",
prplane(&plp->plane),
plp->bombs);
unitno = -1;
ignore = 0;
while (unitno < 0 && !player->aborted && !ignore) {
if ((q = getstring(prompt, buf)) == 0 || *q == 0)
continue;
if (*q == '~') {
ignore=1;
continue;
}
if (*q == '?') {
unitsatxy(target->sct_x, target->sct_y, 0, 0);
continue;
}
if (*q == 'd')
goto next;
n = atoi(q);
if (n < 0)
continue;
if (getland(n, &land) &&
land.lnd_x == target->sct_x &&
land.lnd_y == target->sct_y)
unitno = n;
else
pr("Unit #%d not spotted\n", n);
}
if (unitno < 0)
continue;
lcp = &lchr[(int)land.lnd_type];
flak = (int)(techfact(land.lnd_tech, (double)land.lnd_aaf) * 3.0);
if (flak) {
sprintf(msg, "Flak! Firing flak guns from unit %s (aa rating %d)\n",
prland(&land), land.lnd_aaf);
PR(land.lnd_own, msg);
if (pinflak_planedamage(&plp->plane, plp->pcp, land.lnd_own, flak))
continue;
}
dam = 0;
if (plp->plane.pln_nuketype != -1)
hitchance = 100;
else {
hitchance = pln_hitchance(&plp->plane, lnd_hardtarget(&land), EF_LAND);
pr("%d%% hitchance...", hitchance);
}
if (roll(100) <= hitchance) {
dam = 2 * pln_damage(&plp->plane,target->sct_x,target->sct_y, 'p', &nukedam, 1);
} else {
pr("thud\n");
/* Bombs that miss have to land somewhere! */
dam = pln_damage(&plp->plane,target->sct_x,target->sct_y, 'p', &nukedam, 0);
collateral_damage(target->sct_x, target->sct_y, dam, list);
dam = 0;
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
continue;
if (dam > 100)
dam = 100;
own = land.lnd_own;
if (own != 0)
mpr(own,
"%s pinpoint bombing raid did %d damage to %s\n",
cname(player->cnum), dam, prland(&land));
check_retreat_and_do_landdamage(&land, dam);
if (land.lnd_rflags & RET_BOMBED)
if (((land.lnd_rflags & RET_INJURED) == 0) || !dam)
retreat_land(&land,'b');
nreport(player->cnum, N_UNIT_BOMB, own, 1);
putland(land.lnd_uid, &land);
collateral_damage(land.lnd_x, land.lnd_y, dam, list);
next:
;
}
}
static void
strat_bomb(struct emp_qelem *list, struct sctstr *target)
{
register struct plist *plp;
int dam = 0;
struct emp_qelem *qp;
struct sctstr sect;
int nukedam;
for (qp = list->q_forw; qp != list; qp = qp->q_forw) {
plp = (struct plist *) qp;
if ((plp->pcp->pl_flags & P_C) && (!(plp->pcp->pl_flags & P_T)))
continue;
if (plp->bombs || plp->plane.pln_nuketype != -1)
dam += pln_damage(&plp->plane, target->sct_x, target->sct_y, 's', &nukedam, 1);
}
if (dam <= 0) /* dam == 0 if only nukes were delivered */
return;
getsect(target->sct_x, target->sct_y, &sect);
target = &sect;
if (target->sct_own)
wu(0, target->sct_own, "%s bombing raid did %d damage in %s\n",
cname(player->cnum), PERCENT_DAMAGE(dam),
xyas(target->sct_x, target->sct_y, target->sct_own));
sectdamage(target, dam, list);
pr("did %d damage in %s\n", PERCENT_DAMAGE(dam),
xyas(target->sct_x, target->sct_y, player->cnum));
putsect(&sect);
}
#define FLAK_MAX 15
float lflaktable[16] = { 0.20, 0.20, 0.25, 0.30, 0.35, 0.40, 0.45, 0.50,
0.50, 0.55, 0.60, 0.65, 0.70, 0.75, 0.80, 0.85, };
int
pinflak_planedamage(struct plnstr *pp, struct plchrstr *pcp, natid from, int flak)
{
extern double flakscale;
int disp;
s_char dmess[255];
int eff;
s_char mesg[128];
struct shpstr ship;
struct lndstr land;
natid plane_owner;
int dam;
float mult;
flak -= (pp->pln_def+1);
if (pcp->pl_flags & P_X)
flak -= 2;
if (pcp->pl_flags & P_H)
flak -= 1;
if (flak > 8)
mult = lflaktable[FLAK_MAX] * 1.33;
else if (flak < -7)
mult = lflaktable[0] * 0.66;
else {
flak += 7;
mult = lflaktable[flak];
}
mult *= flakscale;
dam = (int) ((roll(8) + 2) * mult);
if (dam > 100)
dam = 100;
disp = 0;
plane_owner = pp->pln_own;
eff = pp->pln_effic;
if (dam <= 0)
return 0;
bzero(dmess,255);
eff -= dam;
if (eff < 0)
eff = 0;
if (eff < PLANE_MINEFF) {
sprintf(dmess," -- shot down");
disp = 1;
} else if (chance((100-eff)/100.0)){
sprintf(dmess," -- aborted with %d%%%% damage", 100-eff);
disp = 2;
}
sprintf(mesg, " Flak! %s %s takes %d%s.\n",
cname(pp->pln_own), prplane(pp),
dam, dmess);
PR(plane_owner, mesg);
pp->pln_effic = eff;
if (disp == 1) {
if (from != 0)
nreport(from, N_DOWN_PLANE, pp->pln_own, 1);
if (pp->pln_ship >= 0) {
getship(pp->pln_ship,&ship);
take_plane_off_ship(pp,&ship);
}
if (pp->pln_land >= 0) {
getland(pp->pln_land,&land);
take_plane_off_land(pp,&land);
}
makelost(EF_PLANE, pp->pln_own, pp->pln_uid, pp->pln_x, pp->pln_y);
pp->pln_own = 0;
putplane(pp->pln_uid, pp);
} else
putplane(pp->pln_uid, pp);
if (disp > 0)
return 1;
return 0;
}