Examples with Ship spacesettlers.objects.Ship used on opensource projects

Example 31 with Ship

use of spacesettlers.objects.Ship in project spacesettlers by amymcgovern.

the class PacifistHeuristicAsteroidCollectorTeamClient method initialize.

/**
 * Demonstrates one way to read in knowledge from a file
 */
@Override
public void initialize(Toroidal2DPhysics space) {
    asteroidToShipMap = new HashMap<UUID, Ship>();
    aimingForBase = new HashMap<UUID, Boolean>();
    XStream xstream = new XStream();
    xstream.alias("ExampleKnowledge", ExampleKnowledge.class);
    try {
        myKnowledge = (ExampleKnowledge) xstream.fromXML(new File(knowledgeFile));
    } catch (XStreamException e) {
        // if you get an error, handle it other than a null pointer because
        // the error will happen the first time you run
        myKnowledge = new ExampleKnowledge();
    }
}

Example 32 with Ship

use of spacesettlers.objects.Ship in project spacesettlers by amymcgovern.

the class Team method getTeamMovementEnd.

/**
 * Allows the client to do cleanup after an action and before
 * the next one (if needed)
 *
 * @param simulatedSpace
 * @return
 */
public void getTeamMovementEnd(Toroidal2DPhysics space) {
    final Toroidal2DPhysics clonedSpace = space.deepClone();
    final Set<AbstractActionableObject> clonedActionableObjects = getTeamActionableObjectsClone(space);
    // if the previous thread call hasn't finished, then just return default
    if (executor == null || executor.isTerminated()) {
        executor = Executors.newSingleThreadExecutor();
    } else {
        return;
    }
    // System.out.println("exec " + executor.isTerminated());
    Future<Boolean> future = executor.submit(new Callable<Boolean>() {

        public Boolean call() throws Exception {
            teamClient.getMovementEnd(clonedSpace, clonedActionableObjects);
            return true;
        }
    });
    Boolean didReturn = false;
    try {
        // start
        didReturn = future.get(SpaceSettlersSimulator.TEAM_END_ACTION_TIMEOUT, TimeUnit.MILLISECONDS);
    // finished in time
    } catch (TimeoutException e) {
        // was terminated
        // set didReturn false
        System.out.println(getTeamName() + " timed out in getTeamMovementEnd");
        didReturn = false;
    } catch (InterruptedException e) {
        // we were interrupted (should not happen but lets be good programmers)
        // set didReturn false
        didReturn = false;
        e.printStackTrace();
    } catch (ExecutionException e) {
        // the executor threw and exception (should not happen but lets be good programmers)
        // set didReturn false
        didReturn = false;
        e.printStackTrace();
    } catch (RejectedExecutionException e) {
        System.err.println("exec" + executor.isTerminated());
        e.printStackTrace();
    } catch (Exception e) {
        // we shouldn't do this but it seems necessary to make
        // the agent behave (do nothing) if it crashes
        didReturn = false;
        System.err.println("Error in agent.  Printing stack trace.");
        e.printStackTrace();
    }
    executor.shutdownNow();
    // figure out how many beacons the team has collected
    // figure out how many hitsInflicted and killsInflicted the team has
    int beacons = 0;
    int hits = 0;
    int killsInflicted = 0;
    int killsReceived = 0;
    int damageInflicted = 0;
    int damagedReceived = 0;
    for (Ship ship : teamShips) {
        beacons += ship.getNumBeacons();
        hits += ship.getHitsInflicted();
        killsInflicted += ship.getKillsInflicted();
        killsReceived += ship.getKillsReceived();
        damageInflicted += ship.getDamageInflicted();
        // check team ships for how much damageInflicted they have received
        damagedReceived += ship.getDamageReceived();
    }
    // check the bases for how much damageInflicted they have received
    for (UUID baseID : teamBaseIDs) {
        Base base = (Base) space.getObjectById(baseID);
        damagedReceived += base.getDamageReceived();
        killsReceived += base.getKillsReceived();
    }
    setTotalBeacons(beacons);
    this.totalKillsInflicted = killsInflicted;
    this.totalKillsReceived = killsReceived;
    this.totalHitsInflicted = hits;
    this.totalDamageInflicted = damageInflicted;
    this.totalDamageReceived = damagedReceived;
}

Example 33 with Ship

use of spacesettlers.objects.Ship in project spacesettlers by amymcgovern.

the class AggressiveHeuristicAsteroidCollectorSingletonTeamClient method getTeamPurchases.

@Override
public /**
 * If there is enough resourcesAvailable, buy a base.  Place it by finding a ship that is sufficiently
 * far away from the existing bases
 */
Map<UUID, PurchaseTypes> getTeamPurchases(Toroidal2DPhysics space, Set<AbstractActionableObject> actionableObjects, ResourcePile resourcesAvailable, PurchaseCosts purchaseCosts) {
    HashMap<UUID, PurchaseTypes> purchases = new HashMap<UUID, PurchaseTypes>();
    double BASE_BUYING_DISTANCE = 200;
    boolean bought_base = false;
    if (purchaseCosts.canAfford(PurchaseTypes.BASE, resourcesAvailable)) {
        for (AbstractActionableObject actionableObject : actionableObjects) {
            if (actionableObject instanceof Ship) {
                Ship ship = (Ship) actionableObject;
                Set<Base> bases = space.getBases();
                // how far away is this ship to a base of my team?
                double maxDistance = Double.MIN_VALUE;
                for (Base base : bases) {
                    if (base.getTeamName().equalsIgnoreCase(getTeamName())) {
                        double distance = space.findShortestDistance(ship.getPosition(), base.getPosition());
                        if (distance > maxDistance) {
                            maxDistance = distance;
                        }
                    }
                }
                if (maxDistance > BASE_BUYING_DISTANCE) {
                    purchases.put(ship.getId(), PurchaseTypes.BASE);
                    bought_base = true;
                    // System.out.println("Buying a base!!");
                    break;
                }
            }
        }
    }
    // see if you can buy EMPs
    if (purchaseCosts.canAfford(PurchaseTypes.POWERUP_EMP_LAUNCHER, resourcesAvailable)) {
        for (AbstractActionableObject actionableObject : actionableObjects) {
            if (actionableObject instanceof Ship) {
                Ship ship = (Ship) actionableObject;
                if (!ship.getId().equals(asteroidCollectorID) && !ship.isValidPowerup(PurchaseTypes.POWERUP_EMP_LAUNCHER.getPowerupMap())) {
                    purchases.put(ship.getId(), PurchaseTypes.POWERUP_EMP_LAUNCHER);
                }
            }
        }
    }
    // can I buy a ship?
    if (purchaseCosts.canAfford(PurchaseTypes.SHIP, resourcesAvailable) && bought_base == false) {
        for (AbstractActionableObject actionableObject : actionableObjects) {
            if (actionableObject instanceof Base) {
                Base base = (Base) actionableObject;
                purchases.put(base.getId(), PurchaseTypes.SHIP);
                break;
            }
        }
    }
    return purchases;
}

Example 34 with Ship

use of spacesettlers.objects.Ship in project spacesettlers by amymcgovern.

the class AggressiveHeuristicAsteroidCollectorTeamClient method getWeaponShipAction.

/**
 * Gets the action for the weapons based ship
 * @param space
 * @param ship
 * @return
 */
private AbstractAction getWeaponShipAction(Toroidal2DPhysics space, Ship ship) {
    AbstractAction current = ship.getCurrentAction();
    Position currentPosition = ship.getPosition();
    // aim for a beacon if there isn't enough energy
    if (ship.getEnergy() < 2000) {
        Beacon beacon = pickNearestBeacon(space, ship);
        AbstractAction newAction = null;
        // if there is no beacon, then just skip a turn
        if (beacon == null) {
            newAction = new DoNothingAction();
        } else {
            newAction = new MoveToObjectAction(space, currentPosition, beacon);
        }
        aimingForBase.put(ship.getId(), false);
        goingForCore.put(ship.getId(), false);
        return newAction;
    }
    // if the ship has enough resourcesAvailable, take it back to base
    if (ship.getResources().getTotal() > 500 || ship.getNumCores() > 0) {
        Base base = findNearestBase(space, ship);
        AbstractAction newAction = new MoveToObjectAction(space, currentPosition, base);
        aimingForBase.put(ship.getId(), true);
        goingForCore.put(ship.getId(), false);
        return newAction;
    }
    // did we bounce off the base?
    if (ship.getResources().getTotal() == 0 && ship.getEnergy() > 2000 && aimingForBase.containsKey(ship.getId()) && aimingForBase.get(ship.getId())) {
        current = null;
        goingForCore.put(ship.getId(), false);
        aimingForBase.put(ship.getId(), false);
    }
    // if there is a nearby core, go get it
    AiCore nearbyCore = pickNearestCore(space, ship, 100);
    if (nearbyCore != null) {
        Position newGoal = nearbyCore.getPosition();
        AbstractAction newAction = new MoveToObjectAction(space, currentPosition, nearbyCore);
        goingForCore.put(ship.getId(), true);
        aimingForBase.put(ship.getId(), false);
        return newAction;
    }
    // otherwise aim for the nearest enemy ship
    if (current == null || current.isMovementFinished(space)) {
        aimingForBase.put(ship.getId(), false);
        goingForCore.put(ship.getId(), false);
        Ship enemy = pickNearestEnemyShip(space, ship);
        AbstractAction newAction = null;
        if (enemy == null) {
            // there is no enemy available so collect a beacon
            Beacon beacon = pickNearestBeacon(space, ship);
            // if there is no beacon, then just skip a turn
            if (beacon == null) {
                newAction = new DoNothingAction();
            } else {
                newAction = new MoveToObjectAction(space, currentPosition, beacon);
            }
        } else {
            newAction = new MoveToObjectAction(space, currentPosition, enemy, enemy.getPosition().getTranslationalVelocity());
        }
        return newAction;
    } else {
        return ship.getCurrentAction();
    }
}

Example 35 with Ship

use of spacesettlers.objects.Ship in project spacesettlers by amymcgovern.

the class AggressiveHeuristicAsteroidCollectorTeamClient method getMovementStart.

/**
 * Assigns ships to asteroids and beacons, as described above
 */
public Map<UUID, AbstractAction> getMovementStart(Toroidal2DPhysics space, Set<AbstractActionableObject> actionableObjects) {
    HashMap<UUID, AbstractAction> actions = new HashMap<UUID, AbstractAction>();
    // loop through each ship
    for (AbstractObject actionable : actionableObjects) {
        if (actionable instanceof Ship) {
            Ship ship = (Ship) actionable;
            // the first time we initialize, decide which ship is the asteroid collector
            if (asteroidCollectorID == null) {
                asteroidCollectorID = ship.getId();
            }
            AbstractAction action;
            if (ship.getId().equals(asteroidCollectorID)) {
                // get the asteroids
                action = getAsteroidCollectorAction(space, ship);
            } else {
                // this ship will try to shoot other ships so its movements take it towards the nearest other ship not on our team
                action = getWeaponShipAction(space, ship);
            }
            actions.put(ship.getId(), action);
        } else {
            // it is a base.  Heuristically decide when to use the shield (TODO)
            actions.put(actionable.getId(), new DoNothingAction());
        }
    }
    return actions;
}