351 lines
9 KiB
C++
351 lines
9 KiB
C++
#include "Util.h"
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namespace { auto & map = BWEM::Map::Instance(); }
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// gets the index of a drone that's currently mining minerals
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int Util::buildWorkerIndex()
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{
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for (size_t i = 0; i < Macro::players.at(Macro::selfID).units.size(); i++)
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{
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if (Macro::players.at(Macro::selfID).units.at(i).unit->getType() == UnitTypes::Zerg_Drone
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&& Macro::players.at(Macro::selfID).units.at(i).action == "minerals"
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&& Macro::players.at(Macro::selfID).units.at(i).miningBase > -1)
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{
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return i;
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}
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}
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return -1;
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}
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// checks if there's at least one complete building of the type specified
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bool Util::completedBuilding(BWAPI::UnitType unitType)
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{
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for (auto u : Macro::players.at(Macro::selfID).units)
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{
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if (u.unit->getType() == unitType && u.unit->isCompleted()) return true;
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if (unitType == UnitTypes::Zerg_Spire
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&& u.unit->getType() == UnitTypes::Zerg_Greater_Spire && u.unit->isCompleted()) return true;
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if (unitType == UnitTypes::Zerg_Hatchery
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&& u.unit->getType() == UnitTypes::Zerg_Lair && u.unit->isCompleted()) return true;
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if (unitType == UnitTypes::Zerg_Hatchery
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&& u.unit->getType() == UnitTypes::Zerg_Hive && u.unit->isCompleted()) return true;
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if (unitType == UnitTypes::Zerg_Lair
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&& u.unit->getType() == UnitTypes::Zerg_Hive && u.unit->isCompleted()) return true;
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}
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return false;
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}
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int Util::countUnits(int playerID, BWAPI::UnitType unitType)
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{
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int count = 0;
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for (auto u : Macro::players.at(playerID).units)
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{
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if (u.unitType == unitType) count++;
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// if the unit is changing into the target UnitType,
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// count it
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else if (u.targetUnit == unitType) count++;
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// lairs and hives count as hatcheries,
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// hives count as lairs
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if (unitType == UnitTypes::Zerg_Hatchery)
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{
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if (u.unitType == UnitTypes::Zerg_Lair) count++;
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if (u.unitType == UnitTypes::Zerg_Hive) count++;
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}
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else if (unitType == UnitTypes::Zerg_Lair)
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if (u.unitType == UnitTypes::Zerg_Hive) count++;
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}
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return count;
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}
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// number of units of a particular type being produced
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int Util::eggCount(BWAPI::UnitType unitType)
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{
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int count = 0;
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for (auto u : Macro::players.at(Macro::selfID).units)
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{
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if (u.unit->getBuildType() == unitType &&
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u.unit->isMorphing()) count++;
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}
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return count;
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}
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// return the index of a building that can research a particular upgrade
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int Util::findUpgradeBuilding(UpgradeType upgradeType)
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{
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for (size_t i = 0; i < Macro::players.at(Macro::selfID).units.size(); i++)
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{
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for (auto u : Macro::players.at(Macro::selfID).units.at(i).unit->getType().upgradesWhat())
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{
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if (upgradeType == u) return i;
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}
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if (Macro::players.at(Macro::selfID).units.at(i).unit->getType() == UnitTypes::Zerg_Hive)
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{
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for (auto u : UnitTypes::Zerg_Lair.upgradesWhat())
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{
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if (upgradeType == u) return i;
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}
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for (auto u : UnitTypes::Zerg_Hatchery.upgradesWhat())
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{
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if (upgradeType == u) return i;
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}
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}
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if (Macro::players.at(Macro::selfID).units.at(i).unit->getType() == UnitTypes::Zerg_Lair)
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{
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for (auto u : UnitTypes::Zerg_Hatchery.upgradesWhat())
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{
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if (upgradeType == u) return i;
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}
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}
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}
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return -1;
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}
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int Util::getBaseIndex(Unit u)
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{
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for (size_t i = 0; i < Macro::players.at(u->getPlayer()->getID()).bases.size(); i++)
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{
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if (u->getID() == Macro::players.at(u->getPlayer()->getID()).bases.at(i).base->getID())
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{
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return i;
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}
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}
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return -1;
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}
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//@TODO move this to CUnit
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int Util::getClosestOwnedBase(Unit unit)
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{
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unit->getUnitsInRadius(256*32, BWAPI::Filter::IsResourceDepot);
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double distance = 1000;
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int index = -1;
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for (size_t i = 0; i < Macro::players.at(Macro::selfID).bases.size(); i++)
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{
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double d = getDistance(unit->getTilePosition(), Macro::players.at(Macro::selfID).bases.at(i).tilePosition);
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if (d < distance)
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{
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distance = d;
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index = i;
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}
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}
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return index;
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}
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// get air distance between two TilePositions
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double Util::getDistance(TilePosition tp1, TilePosition tp2)
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{
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double deltaX = tp1.x - tp2.x;
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double deltaY = tp1.y - tp2.y;
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return sqrt(pow(deltaX, 2.0) + pow(deltaY, 2.0));
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}
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// get the index of a Location
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int Util::getLocation(TilePosition tp)
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{
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for (size_t i = 0; i < Macro::locations.size(); i++)
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{
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if (Macro::locations.at(i).tilePosition == tp)
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return i;
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}
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return -1;
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}
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// on a path from a1 to a2, get the Area adjacent to a1
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std::pair<const BWEM::Area*, bool> Util::getNeighborArea(const BWEM::Area* a1, const BWEM::Area* a2)
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{
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const BWEM::Area* area;
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int count = 0;
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std::vector< const BWEM::Area*> path = CMap::getPath(a1, a2);
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if(path.size() > 1)
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return std::pair<const BWEM::Area*, bool>(path.at(1), true);
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return std::pair<const BWEM::Area*, bool>(area, false);
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}
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// things to consider:
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// how close the base is by ground
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// how close the base is to the enemy
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CBase Util::getNextExpand(int playerID)
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{
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double distance = 1000;
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int index = -1;
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int count = 0;
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for (auto b : Macro::bases)
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{
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if (!b.isOwned())
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{
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CBase home = Macro::players.at(playerID).bases.front();
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double dist = getWalkDistance(home.tilePosition, b.tilePosition);
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if (dist < distance
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&& !(home.tilePosition.x == b.tilePosition.x && home.tilePosition.y == b.tilePosition.y)
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&& map.GetArea(home.tilePosition)->AccessibleFrom(map.GetArea(b.tilePosition)))
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{
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distance = dist;
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index = count;
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}
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}
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count++;
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}
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return Macro::bases.at(index);
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}
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int Util::getQueueIndex(UnitType ut)
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{
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for (size_t i = 0; i < Macro::queue.size(); i++)
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{
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if (Macro::queue.at(i).unit == ut)
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{
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return i;
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}
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}
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return -1;
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}
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// return another starting location besides the one provided
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// for the purpose of pathing / defense placement
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//
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//@TODO once the enemy's base is known, just return that
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std::pair<const BWEM::Area*, bool> Util::getTargetArea(const BWEM::Area* startingArea, bool startLocation)
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{
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const BWEM::Area* area;
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for (const TilePosition tp : map.StartingLocations())
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{
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const BWEM::Area* nearestArea = map.GetNearestArea(tp);
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if (!isSameArea(nearestArea, startingArea));
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{
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bool chk = true;
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if (!startLocation
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&& Macro::players.at(Macro::selfID).bases.size() > 0
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&& Macro::players.at(Macro::selfID).bases.front().tilePosition == tp)
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{
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chk = false;
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}
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if (chk)
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{
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return std::pair<const BWEM::Area*, bool>(nearestArea, true);
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}
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}
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}
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return std::pair<const BWEM::Area*, bool>(area, false);
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}
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int Util::getUnitIndex(Unit unit)
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{
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for (size_t i = 0; i < Macro::players.at(unit->getPlayer()->getID()).units.size(); i++)
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{
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if (unit->getID() == Macro::players.at(unit->getPlayer()->getID()).units.at(i).unit->getID())
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{
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return i;
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}
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}
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return -1;
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}
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double Util::getWalkDistance(TilePosition tp1, TilePosition tp2)
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{
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double distance = 0;
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const BWEM::Area* area = map.GetArea(tp1);
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const BWEM::Area* targetArea = map.GetArea(tp2);
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TilePosition currentPosition = tp1;
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int count = 0;
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for (auto a : CMap::getPath(area, targetArea))
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{
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if (count > 0)
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{
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TilePosition nextPosition = CMap::getAreaAverage(a);
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distance += getDistance(currentPosition, nextPosition);
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currentPosition = nextPosition;
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}
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count++;
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}
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return distance;
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}
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bool Util::isAttackingUnit(CUnit u)
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{
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return (!u.unit->getType().isBuilding()
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&& u.unit->getType() != UnitTypes::Zerg_Larva
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&& u.unit->getType() != UnitTypes::Zerg_Egg
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&& u.unit->getType() != UnitTypes::Zerg_Drone
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&& u.unit->getType() != UnitTypes::Zerg_Overlord);
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}
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// run on hatcheries to see if they're a macro hatch or a mining base
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bool Util::isBase(Unit unit)
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{
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for (auto b : Macro::bases)
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{
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if (isSameTilePosition(unit->getTilePosition(), b.tilePosition))
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{
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return true;
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}
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}
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return false;
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}
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// determines if a tileposition is a base position
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bool Util::isBasePosition(TilePosition tp)
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{
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for (auto b : Macro::bases)
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{
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if (tp == b.tilePosition)
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return true;
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}
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return false;
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}
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bool Util::isSameArea(const BWEM::Area* area1, const BWEM::Area* area2)
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{
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return (area1->TopLeft().x == area2->TopLeft().x
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&& area1->TopLeft().y == area2->TopLeft().y);
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}
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bool Util::isSameTilePosition(TilePosition tp1, TilePosition tp2)
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{
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return (tp1.x == tp2.x && tp1.y == tp2.y);
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}
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// returns id of player who owns a base at tileposition tp
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int Util::ownedBy(TilePosition tp)
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{
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for (size_t i = 0; i < Macro::players.size(); i++)
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{
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for (size_t j = 0; j < Macro::players.at(i).bases.size(); j++)
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{
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if (Macro::players.at(i).bases.at(j).tilePosition == tp) return i;
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}
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}
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return -1;
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}
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bool Util::unitCounted(Unit unit)
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{
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for (auto u : Macro::players.at(unit->getPlayer()->getID()).units)
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{
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if (unit->getID() == u.unit->getID())
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{
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return true;
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}
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}
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return false;
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}
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// checks number of workers who have been told to build a certain building
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int Util::workerBuildingTargetCount(UnitType unit)
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{
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int i = 0;
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for (auto u : Macro::players.at(Macro::selfID).units)
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{
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if (u.unit->getType() == UnitTypes::Zerg_Drone
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&& u.targetUnit == unit)
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i++;
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}
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return i;
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} |