bool Commander::isOccupied(BWTA::Region* region)
{
BWTA::Polygon p = region->getPolygon();
vector<BaseAgent*> agents = AgentManager::getInstance()->getAgents();
for (int i = 0; i < (int)agents.size(); i++)
{
BaseAgent* agent = agents.at(i);
if (agent->isAlive() && agent->getUnitType().isResourceDepot())
{
BWTA::Region* aRegion = getRegion(agents.at(i)->getUnit()->getTilePosition());
Position c1 = region->getCenter();
Position c2 = aRegion->getCenter();
if (c2.x() == c1.x() && c2.y() == c1.y())
{
return true;
}
}
}
//Check expansion site
TilePosition expansionSite = ExplorationManager::getInstance()->getExpansionSite();
TilePosition center = TilePosition(region->getCenter());
if (expansionSite.x() >= 0)
{
double dist = expansionSite.getDistance(center);
if (dist <= 15)
{
return true;
}
}
return false;
}
TilePosition ExplorationManager::getNextToExplore(Squad* squad)
{
TilePosition curPos = squad->getCenter();
TilePosition goal = squad->getGoal();
//Special case: No goal set
if (goal.x() == -1 || goal.y() == -1)
{
BWTA::Region* startRegion = getRegion(curPos);
goal = TilePosition(startRegion->getCenter());
return goal;
}
double dist = curPos.getDistance(goal);
double acceptDist = 4;
if (squad->isGround())
{
acceptDist = 6;
}
if (dist <= acceptDist)
{
//Squad is close to goal
//1. Set region to explored
setExplored(goal);
//2. Find new region to explore
BWTA::Region* startRegion = getRegion(goal);
BWTA::Region* bestRegion = startRegion;
if (bestRegion != NULL)
{
int bestLastVisitFrame = getLastVisitFrame(bestRegion);
if (!squad->isAir())
{
//Ground explorers
for(set<BWTA::Region*>::const_iterator i=startRegion->getReachableRegions().begin();i!=startRegion->getReachableRegions().end();i++)
{
int cLastVisitFrame = getLastVisitFrame((*i));
TilePosition c = TilePosition((*i)->getCenter());
if (cLastVisitFrame <= bestLastVisitFrame)
{
bestLastVisitFrame = cLastVisitFrame;
bestRegion = (*i);
}
}
}
else
{
//Air explorers
double bestDist = 100000;
for(set<BWTA::Region*>::const_iterator i=getRegions().begin();i!=getRegions().end();i++)
{
int cLastVisitFrame = getLastVisitFrame((*i));
TilePosition c = TilePosition((*i)->getCenter());
double dist = c.getDistance(curPos);
if (cLastVisitFrame < bestLastVisitFrame)
{
bestLastVisitFrame = cLastVisitFrame;
bestRegion = (*i);
bestDist = dist;
}
if (cLastVisitFrame == bestLastVisitFrame && dist < bestDist)
{
bestLastVisitFrame = cLastVisitFrame;
bestRegion = (*i);
bestDist = dist;
}
}
}
TilePosition newGoal = TilePosition(bestRegion->getCenter());
return newGoal;
//Broodwar->printf("Explorer: new goal (%d,%d) I am at (%d,%d) agentGoal (%d,%d)", newGoal.x(), newGoal.y(), curPos.x(), curPos.y(), agent->getGoal().x(), agent->getGoal().y());
}
}
return TilePosition(-1, -1);
}
void CombatCommander::updateScoutDefenseSquad()
{
if (_combatUnits.empty())
{
return;
}
// if the current squad has units in it then we can ignore this
Squad & scoutDefenseSquad = _squadData.getSquad("ScoutDefense");
// get the region that our base is located in
BWTA::Region * myRegion = BWTA::getRegion(BWAPI::Broodwar->self()->getStartLocation());
if (!myRegion && myRegion->getCenter().isValid())
{
return;
}
// get all of the enemy units in this region
BWAPI::Unitset enemyUnitsInRegion;
for (auto & unit : BWAPI::Broodwar->enemy()->getUnits())
{
if (BWTA::getRegion(BWAPI::TilePosition(unit->getPosition())) == myRegion)
{
enemyUnitsInRegion.insert(unit);
}
}
// if there's an enemy worker in our region then assign someone to chase him
bool assignScoutDefender = enemyUnitsInRegion.size() == 1 && (*enemyUnitsInRegion.begin())->getType().isWorker();
// if our current squad is empty and we should assign a worker, do it
if (scoutDefenseSquad.isEmpty() && assignScoutDefender)
{
// the enemy worker that is attacking us
BWAPI::Unit enemyWorker = *enemyUnitsInRegion.begin();
// get our worker unit that is mining that is closest to it
BWAPI::Unit workerDefender = findClosestWorkerToTarget(_combatUnits, enemyWorker);
if (enemyWorker && workerDefender)
{
// grab it from the worker manager and put it in the squad
if (_squadData.canAssignUnitToSquad(workerDefender, scoutDefenseSquad))
{
WorkerManager::Instance().setCombatWorker(workerDefender);
_squadData.assignUnitToSquad(workerDefender, scoutDefenseSquad);
}
}
}
// if our squad is not empty and we shouldn't have a worker chasing then take him out of the squad
else if (!scoutDefenseSquad.isEmpty() && !assignScoutDefender)
{
for (auto & unit : scoutDefenseSquad.getUnits())
{
unit->stop();
if (unit->getType().isWorker())
{
WorkerManager::Instance().finishedWithWorker(unit);
}
}
scoutDefenseSquad.clear();
}
}