bool
StarshipAI::AssessTargetPointDefense()
{
if (Game::GameTime() - point_defense_time < 3500)
return tgt_point_defense;
tgt_point_defense = false;
if (!target || target->Type() != SimObject::SIM_SHIP || GetAILevel() < 2)
return tgt_point_defense;
Ship* tgt_ship = (Ship*) target;
if (!tgt_ship->IsStarship())
return tgt_point_defense;
Weapon* subtgt = 0;
Point svec = ship->Location() - tgt_ship->Location();
point_defense_time = Game::GameTime();
// first pass: turrets
ListIter<WeaponGroup> g_iter = tgt_ship->Weapons();
while (++g_iter && !tgt_point_defense) {
WeaponGroup* g = g_iter.value();
if (g->CanTarget(1)) {
ListIter<Weapon> w_iter = g->GetWeapons();
while (++w_iter && !tgt_point_defense) {
Weapon* w = w_iter.value();
if (w->Availability() > 35 && w->GetAimVector() * svec > 0)
tgt_point_defense = true;
}
}
}
return tgt_point_defense;
}
System*
StarshipAI::SelectSubtarget()
{
if (Game::GameTime() - sub_select_time < 2345)
return subtarget;
subtarget = 0;
if (!target || target->Type() != SimObject::SIM_SHIP || GetAILevel() < 1)
return subtarget;
Ship* tgt_ship = (Ship*) target;
if (!tgt_ship->IsStarship())
return subtarget;
Weapon* subtgt = 0;
double dist = 50e3;
Point svec = ship->Location() - tgt_ship->Location();
sub_select_time = Game::GameTime();
// first pass: turrets
ListIter<WeaponGroup> g_iter = tgt_ship->Weapons();
while (++g_iter) {
WeaponGroup* g = g_iter.value();
if (g->GetDesign() && g->GetDesign()->turret_model) {
ListIter<Weapon> w_iter = g->GetWeapons();
while (++w_iter) {
Weapon* w = w_iter.value();
if (w->Availability() < 35)
continue;
if (w->GetAimVector() * svec < 0)
continue;
if (w->GetTurret()) {
Point tloc = w->GetTurret()->Location();
Point delta = tloc - ship->Location();
double dlen = delta.length();
if (dlen < dist) {
subtgt = w;
dist = dlen;
}
}
}
}
}
// second pass: major weapons
if (!subtgt) {
g_iter.reset();
while (++g_iter) {
WeaponGroup* g = g_iter.value();
if (g->GetDesign() && !g->GetDesign()->turret_model) {
ListIter<Weapon> w_iter = g->GetWeapons();
while (++w_iter) {
Weapon* w = w_iter.value();
if (w->Availability() < 35)
continue;
if (w->GetAimVector() * svec < 0)
continue;
Point tloc = w->MountLocation();
Point delta = tloc - ship->Location();
double dlen = delta.length();
if (dlen < dist) {
subtgt = w;
dist = dlen;
}
}
}
}
}
subtarget = subtgt;
return subtarget;
}
