float ServiceWalker::evaluatePath(PathWay &pathWay)
{
// evaluate all buildings along the path
std::set<Building*> doneBuildings; // list of evaluated building: don't do them again
std::list<Tile*>& pathTileList = pathWay.getAllTiles();
int distance = 0;
float res = 0.0;
for (std::list<Tile*>::iterator itTile = pathTileList.begin(); itTile != pathTileList.end(); ++itTile)
{
Tile &tile = **itTile;
std::set<Building*> reachedBuildings = getReachedBuildings(tile.getI(), tile.getJ());
for (std::set<Building*>::iterator itBuilding = reachedBuildings.begin(); itBuilding != reachedBuildings.end(); ++itBuilding)
{
Building& building = **itBuilding;
std::pair<std::set<Building*>::iterator, bool> rc = doneBuildings.insert(&building);
if (rc.second == true)
{
// the building has not been evaluated yet
res = res + building.evaluateService(*this);
}
}
distance++;
}
// std::cout << "evaluate path ";
// pathWay.prettyPrint();
// std::cout << " = " << res << std::endl;
return res;
}
void ServiceWalker::reservePath(PathWay &pathWay)
{
// reserve all buildings along the path
std::set<Building*> doneBuildings; // list of evaluated building: don't do them again
std::list<Tile*>& pathTileList = pathWay.getAllTiles();
for (std::list<Tile*>::iterator itTile = pathTileList.begin(); itTile != pathTileList.end(); ++itTile)
{
Tile &tile = **itTile;
std::set<Building*> reachedBuildings = getReachedBuildings(tile.getI(), tile.getJ());
for (std::set<Building*>::iterator itBuilding = reachedBuildings.begin(); itBuilding != reachedBuildings.end(); ++itBuilding)
{
Building &building = **itBuilding;
std::pair<std::set<Building*>::iterator, bool> rc = doneBuildings.insert(&building);
if (rc.second == true)
{
// the building has not been reserved yet
building.reserveService(_service);
}
}
}
}
