Method onAttack

Source/Platformer/UnitAction.cpp:415–447

}

void MeleeAttack::onAttack() {
	Sensor* sensor = _owner->getAttackSensor();
	if (sensor) {
		ARRAY_START(Body, body, sensor->getSensedBodies()) {
			Unit* target = DoraAs<Unit>(body->getOwner());
			BLOCK_START {
				BREAK_UNLESS(target);
				bool attackRight = _owner->getPosition().x < target->getPosition().x;
				bool faceRight = _owner->isFaceRight();
				BREAK_IF(attackRight != faceRight); // !(hitRight == faceRight || hitLeft == faceLeft)
				Relation relation = SharedData.getRelation(_owner, target);
				auto targetAllow = TargetAllow(_owner->getEntity()->get(ActionSetting::TargetAllow, 0u));
				BREAK_IF(!targetAllow.isAllow(relation));
				/* Get hit point */
				Entity* entity = target->getEntity();
				auto usePreciseHit = _owner->getUnitDef()->get(ActionSetting::UsePreciseHit, false);
				auto attackPower = _owner->getEntity()->get(ActionSetting::AttackPower, Vec2::zero);
				Vec2 hitPoint = usePreciseHit ? Attack::getHitPoint(_owner, target, _polygon) : Vec2(target->getPosition());
				auto data = target->getUserData();
				data->set(ActionSetting::HitPoint, Value::alloc(hitPoint));
				data->set(ActionSetting::HitPower, Value::alloc(attackPower));
				data->set(ActionSetting::HitFromRight, Value::alloc(!attackRight));
				/* Make damage */
				float damage = Attack::getDamage(target);
				entity->set(ActionSetting::HP, entity->get<double>(ActionSetting::HP) - damage);
				auto attackTarget = _owner->getEntity()->get(ActionSetting::AttackTarget, Slice::Empty);
				if (attackTarget == "Single"_slice) return true;
			}
			BLOCK_END
		}
		ARRAY_END
	}
}

Own<UnitAction> MeleeAttack::alloc(Unit* unit) {
	UnitAction* action = new MeleeAttack(unit);