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Clean up path finding in perform_mission_bomb()

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Support missions up to 1023 sectors away from the airfield, up from
99.

Don't bother to call mapdist() for distance to target, just use the
path length.
This commit is contained in:
Markus Armbruster 2011-03-27 10:08:16 +02:00
parent 8d23975299
commit 74b08563af
1 changed files with 10 additions and 22 deletions
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32
src/lib/subs/mission.c
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@ -578,7 +578,8 @@ perform_mission_bomb(int dam, struct emp_qelem *bombers, coord x, coord y,
{
struct emp_qelem *qp, *newqp, escorts, airp, b, e;
struct plist *plp;
int plane_owner, performed, air_dam, md;
int plane_owner, performed, air_dam;
size_t md;
emp_initque(&escorts);
emp_initque(&airp);
@ -613,12 +614,9 @@ perform_mission_bomb(int dam, struct emp_qelem *bombers, coord x, coord y,
performed = air_dam = 0;
for (qp = airp.q_forw; qp != (&airp); qp = qp->q_forw) {
struct airport *air;
char buf[512];
char *pp;
size_t len;
char buf[1024];
air = (struct airport *)qp;
md = mapdist(x, y, air->x, air->y);
emp_initque(&b);
emp_initque(&e);
@ -629,27 +627,17 @@ perform_mission_bomb(int dam, struct emp_qelem *bombers, coord x, coord y,
/* Split off the escorts at this base into e */
divide(&escorts, &e, air->x, air->y);
mission_pln_arm(&b, air->x, air->y, 2 * md, 'p', NULL);
if (path_find(air->x, air->y, x, y, plane_owner, MOB_FLY) < 0)
continue;
md = path_find_route(buf, sizeof(buf), air->x, air->y, x, y);
if (md >= sizeof(buf))
continue;
mission_pln_arm(&b, air->x, air->y, 2 * md, 'p', NULL);
if (QEMPTY(&b))
continue;
mission_pln_arm(&e, air->x, air->y, 2 * md, 'e', NULL);
if (path_find(air->x, air->y, x, y, 0, MOB_FLY) < 0)
pp = NULL;
else {
len = path_find_route(buf, 100, air->x, air->y, x, y);
if (len >= 100)
pp = NULL;
else {
if (len == 0)
strcpy(buf, "h");
pp = buf;
}
}
if (CANT_HAPPEN(!pp))
continue;
performed = 1;
wu(0, plane_owner, "Flying %s mission from %s to %s\n",
mission_name(mission),
@ -662,7 +650,7 @@ perform_mission_bomb(int dam, struct emp_qelem *bombers, coord x, coord y,
xyas(x, y, air->own));
}
ac_encounter(&b, &e, air->x, air->y, pp, 0);
ac_encounter(&b, &e, air->x, air->y, buf, 0);
if (!QEMPTY(&b))
air_dam +=