예제 #1
0
int
boar(void)
{
    struct combat off[1];	/* boarding ship or sector */
    struct combat def[1];	/* defending ship */
    struct emp_qelem olist;	/* boarding units */
    struct emp_qelem dlist;	/* defending units */
    int ototal;			/* total boarding strength */
    int a_engineer = 0;		/* boarder engineers are present */
    int a_spy = 0;		/* the best boarder scout */
    struct shpstr ship;		/* for retreating */
    struct sctstr sect;
    struct lndstr land;
    struct nstr_item ni;
    int foundland, def_uid;
    natid def_own;
    char *p;
    char buf[1024];

    att_combat_init(def, EF_SHIP);
    /*
     * Collect input from the boarder
     */

    /* What are we boarding? */
    p = getstarg(player->argp[1], "Victim ship #?  ", buf);
    if (!p || (def->shp_uid = atoi(p)) < 0)
	return RET_SYN;

    /*
     * Ask the boarder what he wants to board with
     */

    if (!(p = getstarg(player->argp[2], "Boarding party from? ", buf)))
	return RET_SYN;
    if (issector(p)) {
	att_combat_init(off, EF_SECTOR);
	if (!sarg_xy(p, &off->x, &off->y))
	    return RET_SYN;
	getsect(off->x, off->y, &sect);
	if (sect.sct_own != player->cnum) {
	    pr("You don't own %s!\n", xyas(off->x, off->y, player->cnum));
	    return RET_SYN;
	}
	if (sect.sct_mobil <= 0) {
	    /* Look for land units with mobility */
	    snxtitem_xy(&ni, EF_LAND, off->x, off->y);
	    foundland = 0;
	    while (nxtitem(&ni, &land)) {
		if (land.lnd_own != player->cnum)
		    continue;
		if (land.lnd_ship >= 0 || land.lnd_land >= 0)
		    continue;
		if (land.lnd_mobil <= 0)
		    continue;
		/* Only land units with assault can board */
		if (!(lchr[(int)land.lnd_type].l_flags & L_ASSAULT))
		    continue;
		foundland = 1;
	    }
	    if (!foundland) {
		pr("You don't have any mobility (sector or land units) in %s!\n",
		   xyas(off->x, off->y, player->cnum));
		return RET_SYN;
	    }
	}
    } else {
	att_combat_init(off, EF_SHIP);
	if ((off->shp_uid = atoi(p)) < 0)
	    return RET_SYN;
    }
    if (att_abort(A_BOARD, off, def)) {
	pr("Board aborted\n");
	return RET_OK;
    }

    /* Fire at the attacking ship */

    att_approach(off, def);
    if (att_abort(A_BOARD, off, def)) {
	pr("Board aborted\n");
	att_empty_attack(A_BOARD, 0, def);
	return RET_OK;
    }

    /* Show what we're boarding */
    att_show(def);

    /* Ask the player what he wants to board with */

    att_ask_offense(A_BOARD, off, def, &olist, &a_spy, &a_engineer);
    if (att_abort(A_BOARD, off, def)) {
	pr("Board aborted\n");
	att_empty_attack(A_BOARD, 0, def);
	return att_free_lists(&olist, NULL);
    }

    ototal = att_get_offense(A_BOARD, off, &olist, def);
    if (att_abort(A_BOARD, off, def)) {
	pr("Board aborted\n");
	att_empty_attack(A_BOARD, 0, def);
	return att_free_lists(&olist, NULL);
    }

    /*
     * We have now got all the answers from the boarder.  From this point
     * forward, we can assume that this battle is the _only_ thing
     * happening in the game.
     */

    /* Get the real defense */

    att_get_defense(&olist, def, &dlist, a_spy, ototal);

    /*
     * Death, carnage, and destruction.
     */

    /*
     * Careful: when the fight sinks the ship, put_combat() clobbers
     * *def (see FIXME there).
     */
    def_uid = def->shp_uid;
    def_own = def->own;
    if (!(att_fight(A_BOARD, off, &olist, 1.0, def, &dlist, 1.0))) {
	getship(def_uid, &ship);
	if (ship.shp_rflags & RET_BOARDED) {
	    retreat_ship(&ship, def_own, 'u');
	    putship(def_uid, &ship);
	}
    }

    return RET_OK;
}
예제 #2
0
파일: lboard.c 프로젝트: fstltna/empserver
int
lboa(void)
{
    struct combat off[1];	/* boarding sector */
    struct combat def[1];	/* defending land unit */
    struct emp_qelem olist;	/* boarding units */
    struct emp_qelem dlist;	/* defending units */
    int ototal;			/* total boarding strength */
    int a_engineer = 0;		/* boarder engineers are present */
    int a_spy = 0;		/* the best boarder scout */
    struct sctstr sect;
    struct lndstr land;
    char *p;
    char buf[1024];

    att_combat_init(def, EF_LAND);
    /*
     * Collect input from the boarder
     */

    /* What are we boarding? */
    p = getstarg(player->argp[1], "Victim land unit #?  ", buf);
    if (!p || (def->lnd_uid = atoi(p)) < 0)
	return RET_SYN;

    /*
     * Ask the boarder what sector they want to board with
     */

    /* Note: if we allow land units to board other land units, we need
     * to make sure the code will allow that */
    if (!(p = getstarg(player->argp[2], "Boarding party from? ", buf)))
	return RET_SYN;
    if (issector(p)) {
	att_combat_init(off, EF_SECTOR);
	if (!sarg_xy(p, &off->x, &off->y))
	    return RET_SYN;
	getsect(off->x, off->y, &sect);
	if (sect.sct_own != player->cnum) {
	    pr("You don't own %s!\n", xyas(off->x, off->y, player->cnum));
	    return RET_SYN;
	}
	if (sect.sct_mobil <= 0) {
	    pr("You don't have any mobility in %s!\n",
	       xyas(off->x, off->y, player->cnum));
	    return RET_SYN;
	}
    } else {
	pr("You can only board land units from a sector.\n");
	return RET_SYN;
    }
    if (att_abort(A_LBOARD, off, def)) {
	pr("Land unit boarding aborted\n");
	return RET_OK;
    }

    /* Show what we're boarding */

    if (att_show(def))
	return RET_FAIL;

    /* Ask the player what he wants to board with */

    att_ask_offense(A_LBOARD, off, def, &olist, &a_spy, &a_engineer);
    if (att_abort(A_LBOARD, off, def)) {
	pr("Land unit boarding aborted\n");
	att_empty_attack(A_LBOARD, 0, def);
	return att_free_lists(&olist, NULL);
    }

    ototal = att_get_offense(A_LBOARD, off, &olist, def);
    if (att_abort(A_LBOARD, off, def)) {
	pr("Land unit boarding aborted\n");
	att_empty_attack(A_LBOARD, 0, def);
	return att_free_lists(&olist, NULL);
    }

    /*
     * We have now got all the answers from the boarder.  From this point
     * forward, we can assume that this battle is the _only_ thing
     * happening in the game.
     */

    /* Get the real defense */

    att_get_defense(&olist, def, &dlist, a_spy, ototal);

    /*
     * Death, carnage, and destruction.
     */

    if (!(att_fight(A_LBOARD, off, &olist, 1.0, def, &dlist, 1.0))) {
	getland(def->lnd_uid, &land);
	/*
	 * What about retreat on RET_BOARDED?  Well, land units can't
	 * move when the boarder is hostile, and retreating when he
	 * isn't is not useful.
	 */
    }

    return RET_OK;
}
예제 #3
0
int
assa(void)
{
    struct combat off[1];	/* assaulting ship */
    struct combat def[1];	/* defending sector */
    int fort_sup, ship_sup, land_sup, plane_sup;
    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 */
    char *p;
    char buf[1024];
    int n;
    int ourtotal;
    struct emp_qelem *qp, *next;
    struct ulist *llp;
    int rel;

    att_combat_init(off, EF_SHIP);
    att_combat_init(def, EF_SECTOR);
    /*
     * Collect input from the assaulter
     */

    /* What are we assaulting? */

    if (!(p = getstarg(player->argp[1], "Sector :  ", buf)))
	return RET_SYN;
    if (!sarg_xy(p, &def->x, &def->y))
	return RET_SYN;
    if (att_abort(A_ASSAULT, NULL, def))
	return RET_FAIL;

    /*
     * Ask the assaulter what he wants to assault with
     */

    if ((off->shp_uid =
	 onearg(player->argp[2], "Assault from ship # ")) < 0) {
	pr("You may only assault from one ship!\n");
	return RET_FAIL;
    }
    if (att_abort(A_ASSAULT, off, def)) {
	pr("Assault aborted\n");
	return RET_OK;
    }

    /* Show what we're assaulting */
    att_show(def);

    /* Ask about offensive support */

    att_ask_support(3, &fort_sup, &ship_sup, &land_sup, &plane_sup);
    if (att_abort(A_ASSAULT, off, def)) {
	att_empty_attack(A_ASSAULT, 0, def);
	return RET_OK;
    }

    /* Ask the player what he wants to assault with */

    att_ask_offense(A_ASSAULT, off, def, &olist, &a_spy, &a_engineer);
    if (att_abort(A_ASSAULT, off, def)) {
	pr("Assault aborted\n");
	att_empty_attack(A_ASSAULT, 0, def);
	return att_free_lists(&olist, NULL);
    }

    /* If we're assaulting our own sector, end here */
    if (def->own == player->cnum) {
	if (off->troops)
	    pr("You reinforce %s with %d troops\n",
	       xyas(def->x, def->y, player->cnum), off->troops);
	if (off->troops || !QEMPTY(&olist))
	    att_move_in_off(A_ASSAULT, off, &olist, def);
	return RET_OK;
    }

    ototal = att_get_offense(A_ASSAULT, off, &olist, def);
    if (att_abort(A_ASSAULT, off, def)) {
	pr("Assault aborted\n");
	att_empty_attack(A_ASSAULT, 0, def);
	return att_free_lists(&olist, NULL);
    }

    /*
     * We have now got all the answers from the assaulter.  From this point
     * forward, we can assume that this battle is the _only_ thing
     * happening in the game.
     */

    /* First, we check to see if the only thing we have are spies
     * assaulting.  If so, we try to sneak them on land.  If they
     * make it, the defenders don't see a thing.  If they fail, well,
     * the spies die, and the defenders see them. */

    ourtotal = 0;
    for (n = 0; n <= off->last; n++) {
	if (off[n].type == EF_BAD)
	    continue;
	ourtotal += off[n].troops * att_combat_eff(off + n);
    }
    for (qp = olist.q_forw; qp != &olist; qp = next) {
	next = qp->q_forw;
	llp = (struct ulist *)qp;
	if (lchr[(int)llp->unit.land.lnd_type].l_flags & L_SPY)
	    continue;
	ourtotal++;
    }

    /* If no attacking forces (i.e. we got here with only spies)
     * then try to sneak on-land. */

    if (!ourtotal) {
	pr("Trying to sneak on shore...\n");

	for (qp = olist.q_forw; qp != &olist; qp = next) {
	    next = qp->q_forw;
	    llp = (struct ulist *)qp;
	    rel = relations_with(def->own, player->cnum);
	    if (chance(0.10) || rel == ALLIED || !def->own) {
		pr("%s made it on shore safely.\n", prland(&llp->unit.land));
		llp->unit.land.lnd_x = def->x;
		llp->unit.land.lnd_y = def->y;
		llp->unit.land.lnd_ship = -1;
		putland(llp->unit.land.lnd_uid, &llp->unit.land);
	    } else {
		pr("%s was spotted", prland(&llp->unit.land));
		if (rel <= HOSTILE) {
		    wu(0, def->own, "%s spy shot and killed in %s.\n",
		       cname(player->cnum), xyas(def->x, def->y,
						 def->own));
		    pr(" and was killed in the attempt.\n");
		    llp->unit.land.lnd_effic = 0;
		    putland(llp->unit.land.lnd_uid, &llp->unit.land);
		    lnd_put_one(llp);
		} else {
		    wu(0, def->own, "%s spy spotted in %s.\n",
		       cname(player->cnum), xyas(def->x, def->y,
						 def->own));
		    pr(" but made it ok.\n");
		    llp->unit.land.lnd_x = def->x;
		    llp->unit.land.lnd_y = def->y;
		    llp->unit.land.lnd_ship = -1;
		    putland(llp->unit.land.lnd_uid, &llp->unit.land);
		}
	    }
	}
	return RET_OK;
    }

    /* Get the real defense */

    att_get_defense(&olist, def, &dlist, a_spy, ototal);

    /* Get assaulter and defender support */

    att_get_support(A_ASSAULT, fort_sup, ship_sup, land_sup, plane_sup,
		    &olist, off, &dlist, def, &osupport, &dsupport,
		    a_engineer);
    if (att_abort(A_ASSAULT, off, def)) {
	pr("Assault aborted\n");
	att_empty_attack(A_ASSAULT, 0, def);
	return att_free_lists(&olist, &dlist);
    }

    /*
     * Death, carnage, and destruction.
     */

    att_fight(A_ASSAULT, off, &olist, osupport, def, &dlist, dsupport);

    return RET_OK;
}