void TankAI::brainTick(float seconds) {
//listen closely and watch out for enemies.
sense();
//take a decision
if (_currentTarget == NULL && _strategy != EXPLORE) {
switchStrategy(EXPLORE, NULL);
} else if (_currentTarget != NULL && _strategy != HUNT) {
switchStrategy(HUNT, _currentTarget);
delete _path;
_path = NULL;
}
//do what you decided to do
switch (_strategy) {
case HUNT: {
hunt();
break;
}
case EXPLORE: {
explore();
break;
}
case ESCAPE: {
escape();
break;
}
}
}
void TankAI::sense() {
//listen
for (std::vector<Message*>::iterator messageIterator = _aiMessages->_messageSubBus.begin(); messageIterator != _aiMessages->_messageSubBus.end(); messageIterator++) {
Message* message = *messageIterator;
switch (message->_messageType) {
case Message::ATTACKED_BY: {
AttackedByMessage* abMessage = static_cast<AttackedByMessage*>(message);
std::cout << "Tank " << " is attacked by Target " << abMessage->_attackingEnemy;
switchStrategy(ESCAPE, abMessage->_attackingEnemy);
break;
}
case Message::DETONATION_SOUND: {
DetonationSoundMessage* dsMessage = static_cast<DetonationSoundMessage*>(message);
if (Utils::distance(_tank->getPosition(), dsMessage->_detonationPoint) < dsMessage->_detonationStrength) {
std::cout << "Tank " << " heard some detonation at point " << dsMessage->_detonationPoint.x << "," << dsMessage->_detonationPoint.z;
//if the tank heard a detonation it goes and checks out who's there
if (_path != NULL) {
delete _path;
_path = NULL;
}
_path = _scene.getTerrain().findPath(_tank->getPosition(), dsMessage->_detonationPoint);
}
break;
}
}
}
//see
if (_currentTarget == NULL) {
std::vector<Target*> targets = _scene.getTargets();
for (std::vector<Target*>::iterator targetsIter = targets.begin(); targetsIter != targets.end(); targetsIter++) {
Target* target = *targetsIter;
//if the target near you is not yourself and it is near enough that you can see it
if (target != _tank && Utils::distance(_tank->getPosition(), target->getPosition()) < SMALLTANK_VISION_DISTANCE) {
_currentTarget = target;
break;
}
}
} else {
//if the target gets out of sight, we lose it
if (Utils::distance(_tank->getPosition(), _currentTarget->getPosition()) > SMALLTANK_VISION_DISTANCE) {
_currentTarget = NULL;
}
}
// the enemy tank does not have enough life left, he tries to escape to regain shield
if(_tank->_life/SMALLTANK_LIFE < 1/4 && _tank->_shield/SMALLTANK_SHIELD < 1/4 )
{
switchStrategy(ESCAPE, _currentTarget);
}
}
DistanceValue* TextSimilarityServiceImpl::calculateDistance(WordValue &word1, WordValue &word2)
{
if (!switchStrategy()) return NULL;
return this->strategy->calculateDistance(word1, word2);
}
