Esempio n. 1
0
int
msl_hit(struct plnstr *pp, int hardtarget, int type,
	int news_item, int snews_item, int sublaunch, natid victim)
{
    int hitchance, hit;

    if (nuk_on_plane(pp) >= 0) {
	mpr(pp->pln_own, "\tArming nuclear warheads...\n");
	hit = 1;
    } else {
	hitchance = pln_hitchance(pp, hardtarget, type);
	hit = pct_chance(hitchance);
	mpr(pp->pln_own, "\t%d%% hitchance...%s\n", hitchance,
	    hit ? "HIT!" : "miss");
    }

    if (type != EF_PLANE)
	mpr(victim, "...Incoming %s missile %s\n",
	    sublaunch ? "" : cname(pp->pln_own),
	    hit ? "HIT!\n" : "missed\n");
    if (hit && news_item) {
	if (sublaunch)
	    nreport(victim, snews_item, 0, 1);
	else
	    nreport(pp->pln_own, news_item, victim, 1);
    }
    return hit;
}
Esempio n. 2
0
void
plane_sona(struct emp_qelem *plane_list, int x, int y,
	   struct shiplist **head)
{
    struct plnstr *pp;
    struct plchrstr *pcp;
    struct mchrstr *tmcp;
    struct shpstr *targ, s;
    struct natstr *natp;
    struct emp_qelem *qp;
    struct emp_qelem *next;
    struct plist *ip;
    struct sctstr sect;
    int found = 0;
    int range, i, vis;
    int pingrange;
    int vrange;
    int dist;

    getsect(x, y, &sect);
    if ((sect.sct_type != SCT_WATER) && (sect.sct_type != SCT_HARBR))
	return;
    for (qp = plane_list->q_forw; qp != plane_list; qp = next) {
	next = qp->q_forw;
	ip = (struct plist *)qp;
	pp = &ip->plane;
	pcp = ip->pcp;
	if (!(pcp->pl_flags & P_A))	/* if it isn't an ASW plane */
	    continue;
	range = (int)techfact(pp->pln_tech, (100.0 - pln_acc(pp)) / 10.0);
	for (i = 0; getship(i, &s); i++) {
	    targ = &s;
	    if (targ->shp_own == pp->pln_own || targ->shp_own == 0)
		continue;
	    if (on_shiplist(targ->shp_uid, *head))
		continue;
	    tmcp = &mchr[(int)targ->shp_type];
	    if (!(tmcp->m_flags & M_SUB))
		continue;
	    if (!pct_chance(pln_identchance(pp, shp_hardtarget(targ),
					    EF_SHIP)))
		continue;
	    vis = shp_visib(targ);
	    pingrange = MAX(vis, 10) * range / 10;
	    vrange = pingrange * (pp->pln_effic / 200.0);
	    dist = mapdist(targ->shp_x, targ->shp_y, x, y);
	    pingrange = (MAX(pingrange, 2) * targ->shp_effic);
	    pingrange = roundavg(pingrange / 100.0);
	    if (dist > pingrange)
		continue;
	    if (tmcp->m_flags & M_SONAR && targ->shp_own) {
		natp = getnatp(targ->shp_own);
		if (natp->nat_flags & NF_SONAR)
		    wu(0, targ->shp_own,
		       "Sonar ping from %s detected by %s!\n",
		       xyas(x, y, targ->shp_own), prship(targ));
	    }
	    if ((dist > vrange))
		continue;
	    add_shiplist(targ->shp_uid, head);
	    if (!found) {
		pr("Sonar contact in %s\n", xyas(x, y, player->cnum));
		found = 1;
	    }
	    if (relations_with(targ->shp_own, pp->pln_own) < FRIENDLY &&
		!pct_chance(pln_identchance(pp, shp_hardtarget(targ),
					    EF_SHIP)))
		if (!pct_chance(pln_identchance(pp, shp_hardtarget(targ),
						EF_SHIP)))
		    pr("sub #%d %s\n", targ->shp_uid,
		       xyas(targ->shp_x, targ->shp_y, player->cnum));
		else
		    pr("%s %s\n", prship(targ),
		       xyas(targ->shp_x, targ->shp_y, player->cnum));
	    else
		pr("%s %s @ %s\n", cname(targ->shp_own), prship(targ),
		   xyas(targ->shp_x, targ->shp_y, player->cnum));
	}
    }
    if (found)
	pr("\n");
}
Esempio n. 3
0
int
detonate(struct nukstr *np, coord x, coord y, int airburst)
{
    int nuketype = np->nuk_type;
    struct nchrstr *ncp;
    struct plnstr plane;
    struct sctstr sect;
    struct shpstr ship;
    struct lndstr land;
    struct nukstr nuke;
    natid own;
    int type;
    int damage;
    int fallout;
    int rad;
    struct nstr_sect ns;
    struct nstr_item ni;
    int changed = 0;

    pr("Releasing RV's for %s detonation...\n",
       airburst ? "airburst" : "groundburst");

    getsect(x, y, &sect);
    ncp = &nchr[nuketype];
    kaboom(x, y, ncp->n_blast);
    rad = ncp->n_blast;
    if (!airburst)
        rad = rad * 2 / 3;
    if (sect.sct_type == SCT_WATER)
        rad = 0;     /* Nukes falling on water affect only 1 sector */
    np->nuk_effic = 0;
    putnuke(np->nuk_uid, np);

    snxtsct_dist(&ns, x, y, rad);
    while (nxtsct(&ns, &sect)) {
        own = sect.sct_own;
        type = sect.sct_type;
        if ((damage = nukedamage(ncp, ns.curdist, airburst)) <= 0)
            continue;
        if (type == SCT_SANCT) {
            pr("bounced off %s\n", xyas(ns.x, ns.y, player->cnum));
            mpr(own, "%s nuclear device bounced off %s\n",
                cname(player->cnum), xyas(ns.x, ns.y, own));
            nreport(player->cnum, N_NUKE, own, 1);
            continue;
        }
        sect_damage(&sect, damage);
        if (opt_FALLOUT) {
            fallout = sect.sct_fallout;
            if (ncp->n_flags & N_NEUT)
                fallout += damage * 30;
            else
                fallout += damage * 3;
            sect.sct_fallout = MIN(fallout, FALLOUT_MAX);
        }
        if (damage > 100) {
            sect.sct_oldown = 0;
            sect.sct_own = 0;
            if (type == SCT_WATER || type == SCT_BSPAN ||
                    type == SCT_BTOWER) {
                if (type != SCT_WATER) {
                    pr("left nothing but water in %s\n",
                       xyas(ns.x, ns.y, player->cnum));
                    if (own != player->cnum)
                        mpr(own,
                            "%s nuclear device left nothing but water in %s\n",
                            cname(player->cnum), xyas(ns.x, ns.y, own));
                    sect.sct_newtype = SCT_WATER;
                    sect.sct_type = SCT_WATER;
                }
            } else {
                sect.sct_newtype = SCT_WASTE;
                sect.sct_type = SCT_WASTE;
                pr("turned %s into a radioactive wasteland\n",
                   xyas(ns.x, ns.y, player->cnum));
                if (own != player->cnum)
                    mpr(own,
                        "%s nuclear device turned %s into a radioactive wasteland\n",
                        cname(player->cnum), xyas(ns.x, ns.y, own));
            }
            changed |= map_set(player->cnum, sect.sct_x, sect.sct_y,
                               dchr[sect.sct_type].d_mnem, 0);
        } else {
            pr("did %d%% damage in %s\n",
               damage, xyas(ns.x, ns.y, player->cnum));
            if (own != player->cnum)
                mpr(own, "%s nuclear device did %d%% damage in %s\n",
                    cname(player->cnum), damage, xyas(ns.x, ns.y, own));
        }
        (void)putsect(&sect);
        if (type != SCT_WATER)
            nreport(player->cnum, N_NUKE, own, 1);
    }

    if (changed)
        writebmap(player->cnum);

    snxtitem_dist(&ni, EF_PLANE, x, y, rad);
    while (nxtitem(&ni, &plane)) {
        if ((own = plane.pln_own) == 0)
            continue;
        if (plane.pln_flags & PLN_LAUNCHED)
            continue;
        damage = nukedamage(ncp, ni.curdist, airburst) - plane.pln_harden;
        if (damage <= 0)
            continue;
        if (plane.pln_ship >= 0) {
            /* Are we on a sub? */
            getship(plane.pln_ship, &ship);

            if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
                struct sctstr sect1;

                /* Should we damage this sub? */
                getsect(ship.shp_x, ship.shp_y, &sect1);

                if (sect1.sct_type == SCT_BSPAN ||
                        sect1.sct_type == SCT_BTOWER ||
                        sect1.sct_type == SCT_WATER) {
                    /* Ok, we're not in a harbor or trapped
                       inland.  Now, did we get pasted
                       directly? */
                    if (ship.shp_x != x || ship.shp_y != y) {
                        /* Nope, so don't mess with it */
                        continue;
                    }
                }
            }
        }
        planedamage(&plane, damage);
        if (own == player->cnum) {
            pr("%s at %s reports %d%% damage\n",
               prplane(&plane),
               xyas(plane.pln_x, plane.pln_y, player->cnum), damage);
        } else {
            mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
                cname(player->cnum), damage,
                prplane(&plane), xyas(plane.pln_x, plane.pln_y, own));
        }
        putplane(ni.cur, &plane);
    }

    snxtitem_dist(&ni, EF_LAND, x, y, rad);
    while (nxtitem(&ni, &land)) {
        if ((own = land.lnd_own) == 0)
            continue;
        if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
            continue;

        if (land.lnd_ship >= 0) {
            /* Are we on a sub? */
            getship(land.lnd_ship, &ship);

            if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
                struct sctstr sect1;

                /* Should we damage this sub? */
                getsect(ship.shp_x, ship.shp_y, &sect1);

                if (sect1.sct_type == SCT_BSPAN ||
                        sect1.sct_type == SCT_BTOWER ||
                        sect1.sct_type == SCT_WATER) {
                    /* Ok, we're not in a harbor or trapped
                       inland.  Now, did we get pasted
                       directly? */
                    if (ship.shp_x != x || ship.shp_y != y) {
                        /* Nope, so don't mess with it */
                        continue;
                    }
                }
            }
        }
        land_damage(&land, damage);
        if (own == player->cnum) {
            pr("%s at %s reports %d%% damage\n",
               prland(&land), xyas(land.lnd_x, land.lnd_y, player->cnum),
               damage);
        } else {
            mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
                cname(player->cnum), damage,
                prland(&land), xyas(land.lnd_x, land.lnd_y, own));
        }
        putland(land.lnd_uid, &land);
    }

    snxtitem_dist(&ni, EF_SHIP, x, y, rad);
    while (nxtitem(&ni, &ship)) {
        if ((own = ship.shp_own) == 0)
            continue;
        if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
            continue;
        if (mchr[(int)ship.shp_type].m_flags & M_SUB) {
            struct sctstr sect1;

            /* Should we damage this sub? */
            getsect(ship.shp_x, ship.shp_y, &sect1);

            if (sect1.sct_type == SCT_BSPAN ||
                    sect1.sct_type == SCT_BTOWER ||
                    sect1.sct_type == SCT_WATER) {
                /* Ok, we're not in a harbor or trapped
                   inland.  Now, did we get pasted
                   directly? */
                if (ship.shp_x != x || ship.shp_y != y) {
                    /* Nope, so don't mess with it */
                    continue;
                }
            }
        }
        ship_damage(&ship, damage);
        if (own == player->cnum) {
            pr("%s at %s reports %d%% damage\n",
               prship(&ship), xyas(ship.shp_x, ship.shp_y, player->cnum),
               damage);
        } else {
            mpr(own, "%s nuclear device did %d%% damage to %s at %s\n",
                cname(player->cnum), damage, prship(&ship),
                xyas(ship.shp_x, ship.shp_y, own));
        }
        putship(ship.shp_uid, &ship);
    }

    snxtitem_dist(&ni, EF_NUKE, x, y, rad);
    while (nxtitem(&ni, &nuke)) {
        if ((own = nuke.nuk_own) == 0)
            continue;
        if ((damage = nukedamage(ncp, ni.curdist, airburst)) <= 0)
            continue;
        if (!pct_chance(damage))
            continue;
        nuke.nuk_effic = 0;
        if (own == player->cnum) {
            pr("%s at %s destroyed\n",
               prnuke(&nuke), xyas(nuke.nuk_x, nuke.nuk_y, player->cnum));
        } else {
            mpr(own, "%s nuclear device destroyed %s at %s\n",
                cname(player->cnum), prnuke(&nuke),
                xyas(nuke.nuk_x, nuke.nuk_y, own));
        }
        putnuke(ni.cur, &nuke);
    }

    return nukedamage(ncp, 0, airburst);
}