static order *monster_move(region * r, unit * u)
{
direction_t d = NODIRECTION;
if (monster_is_waiting(u)) {
return NULL;
}
switch (old_race(u_race(u))) {
case RC_FIREDRAGON:
case RC_DRAGON:
case RC_WYRM:
d = richest_neighbour(r, u->faction, 1);
break;
case RC_TREEMAN:
d = treeman_neighbour(r);
break;
default:
d = random_neighbour(r, u);
break;
}
/* falls kein geld gefunden wird, zufaellig verreisen, aber nicht in
* den ozean */
if (d == NODIRECTION)
return NULL;
reduce_weight(u);
return create_order(K_MOVE, u->faction->locale, "%s",
LOC(u->faction->locale, directions[d]));
}
static order *monster_attack(unit * u, const unit * target)
{
assert(u->region == target->region);
assert(u->faction != target->faction);
if (!cansee(u->faction, u->region, target, 0))
return NULL;
if (monster_is_waiting(u))
return NULL;
return create_order(K_ATTACK, u->faction->locale, "%i", target->no);
}
void monster_kills_peasants(unit * u)
{
if (!monster_is_waiting(u)) {
if (u_race(u)->flags & RCF_SCAREPEASANTS) {
scared_by_monster(u);
}
if (u_race(u)->flags & RCF_KILLPEASANTS) {
eaten_by_monster(u);
}
if (u_race(u)->flags & RCF_ABSORBPEASANTS) {
absorbed_by_monster(u);
}
}
}
static order *make_movement_order(unit * u, const region * target, int moves,
bool(*allowed) (const region *, const region *))
{
region *r = u->region;
region **plan;
int bytes, position = 0;
char zOrder[128], *bufp = zOrder;
size_t size = sizeof(zOrder) - 1;
if (monster_is_waiting(u))
return NULL;
plan = path_find(r, target, DRAGON_RANGE * 5, allowed);
if (plan == NULL)
return NULL;
bytes =
(int)strlcpy(bufp,
(const char *)LOC(u->faction->locale, keyword(K_MOVE)), size);
if (wrptr(&bufp, &size, bytes) != 0)
WARN_STATIC_BUFFER();
while (position != moves && plan[position + 1]) {
region *prev = plan[position];
region *next = plan[++position];
direction_t dir = reldirection(prev, next);
assert(dir != NODIRECTION && dir != D_SPECIAL);
if (size > 1) {
*bufp++ = ' ';
--size;
}
bytes =
(int)strlcpy(bufp,
(const char *)LOC(u->faction->locale, directions[dir]), size);
if (wrptr(&bufp, &size, bytes) != 0)
WARN_STATIC_BUFFER();
}
*bufp = 0;
return parse_order(zOrder, u->faction->locale);
}
void plan_monsters(faction * f)
{
region *r;
assert(f);
attack_chance = get_param_flt(global.parameters, "rules.monsters.attack_chance", 0.4);
f->lastorders = turn;
for (r = regions; r; r = r->next) {
unit *u;
bool attacking = false;
for (u = r->units; u; u = u->next) {
attrib *ta;
order *long_order = NULL;
/* Ab hier nur noch Befehle für NPC-Einheiten. */
if (!is_monsters(u->faction))
continue;
/* Befehle müssen jede Runde neu gegeben werden: */
free_orders(&u->orders);
if (skill_enabled(SK_PERCEPTION)) {
/* Monster bekommen jede Runde ein paar Tage Wahrnehmung dazu */
/* TODO: this only works for playerrace */
produceexp(u, SK_PERCEPTION, u->number);
}
if (!attacking) {
if (chance(attack_chance)) attacking = true;
}
if (u->status > ST_BEHIND) {
setstatus(u, ST_FIGHT);
/* all monsters fight */
}
if (attacking && (!r->land || is_guard(u, GUARD_TAX))) {
monster_attacks(u);
}
/* units with a plan to kill get ATTACK orders: */
ta = a_find(u->attribs, &at_hate);
if (ta && !monster_is_waiting(u)) {
unit *tu = (unit *)ta->data.v;
if (tu && tu->region == r) {
order * ord = monster_attack(u, tu);
if (ord) {
addlist(&u->orders, ord);
}
}
else if (tu) {
tu = findunitg(ta->data.i, NULL);
if (tu != NULL) {
long_order = make_movement_order(u, tu->region, 2, allowed_walk);
}
}
else
a_remove(&u->attribs, ta);
}
/* All monsters guard the region: */
if (!monster_is_waiting(u) && r->land) {
addlist(&u->orders, create_order(K_GUARD, u->faction->locale, NULL));
}
/* Einheiten mit Bewegungsplan kriegen ein NACH: */
if (long_order == NULL) {
attrib *ta = a_find(u->attribs, &at_targetregion);
if (ta) {
if (u->region == (region *)ta->data.v) {
a_remove(&u->attribs, ta);
}
}
else if (u_race(u)->flags & RCF_MOVERANDOM) {
if (rng_int() % 100 < MOVECHANCE || check_overpopulated(u)) {
long_order = monster_move(r, u);
}
}
}
if (long_order == NULL && unit_can_study(u)) {
/* Einheiten, die Waffenlosen Kampf lernen könnten, lernen es um
* zu bewachen: */
if (u_race(u)->bonus[SK_WEAPONLESS] != -99) {
if (effskill(u, SK_WEAPONLESS, 0) < 1) {
long_order =
create_order(K_STUDY, f->locale, "'%s'",
skillname(SK_WEAPONLESS, f->locale));
}
}
}
if (long_order == NULL) {
/* Ab hier noch nicht generalisierte Spezialbehandlungen. */
if (!u->orders) {
handle_event(u->attribs, "ai_move", u);
}
switch (old_race(u_race(u))) {
case RC_SEASERPENT:
long_order = create_order(K_PIRACY, f->locale, NULL);
break;
#ifdef TODO_ALP
case RC_ALP:
long_order = monster_seeks_target(r, u);
break;
#endif
case RC_FIREDRAGON:
case RC_DRAGON:
case RC_WYRM:
long_order = plan_dragon(u);
break;
default:
if (u_race(u)->flags & RCF_LEARN) {
long_order = monster_learn(u);
}
break;
}
}
if (long_order) {
addlist(&u->orders, long_order);
}
}
}
pathfinder_cleanup();
}
