public StrategicDecision RunAway_FreeWay(TurnState turnState, Ship ship, StrategicDecision prevDecision)
{
var finalCoords = new List <int>();
foreach (var enemyShip in turnState.enemyShips)
{
var move = FastShipPosition.Move(enemyShip.fposition, ShipMoveCommand.Faster);
move = FastShipPosition.Move(FastShipPosition.GetFinalPosition(move), ShipMoveCommand.Faster);
move = FastShipPosition.Move(FastShipPosition.GetFinalPosition(move), ShipMoveCommand.Faster);
var finalCoord = FastShipPosition.Coord(FastShipPosition.GetFinalPosition(move));
finalCoords.Add(finalCoord);
}
var candidates = runTargets.OrderByDescending(t => (int)finalCoords.Average(fc => FastCoord.Distance(t, fc) * FastCoord.Distance(t, fc))).Take(3).ToArray();
var runTarget = candidates.OrderBy(
t =>
{
var cost = 0;
foreach (var enemyShip in turnState.enemyShips)
{
cost += WayEvaluator.CalcCost(ship.fcoord, t, enemyShip.fcoord);
}
return(cost);
}).First();
return(new StrategicDecision {
role = StrategicRole.RunAway, targetCoord = runTarget
});
}
private static NavigationMethod GetNavigationMethod(StrategicDecision decision)
{
switch (decision.role)
{
case StrategicRole.Approach:
return(NavigationMethod.Approach);
case StrategicRole.Collector:
return(NavigationMethod.Collect);
default:
return(NavigationMethod.Default);
}
}
public StrategicDecision MakeStrategicDecision(TurnState turnState, StrategicDecision prevDecision, Ship ship, Ship enemyShip)
{
var barrels = CollectableBarrels(turnState, enemyShip);
var nextShipPosition1 = FastShipPosition.GetFinalPosition(FastShipPosition.Move(ship.fposition, ShipMoveCommand.Faster));
var nextShipPosition2 = FastShipPosition.GetFinalPosition(FastShipPosition.Move(ship.fposition, ShipMoveCommand.Wait));
var target = barrels.FirstOrDefault(
b => FastShipPosition.DistanceTo(nextShipPosition1, b.barrel.fcoord) < b.dist - 1 ||
FastShipPosition.DistanceTo(nextShipPosition2, b.barrel.fcoord) < b.dist - 1);
if (target == null)
{
return(strateg.RunAway(turnState, ship, prevDecision));
}
var barrelToFire = barrels.TakeWhile(b => b != target).LastOrDefault();
return(strateg.Collect(target.barrel).FireTo(barrelToFire?.barrel.fcoord));
}
public StrategicDecision WalkFree(TurnState turnState, Ship ship, StrategicDecision prevDecision)
{
switch (prevDecision?.role)
{
case StrategicRole.Free:
break;
default:
prevDecision = new StrategicDecision {
role = StrategicRole.Free, targetCoord = freeTargets[0]
};
break;
}
if (FastShipPosition.DistanceTo(ship.fposition, prevDecision.targetCoord.Value) < Settings.FREE_WALK_TARGET_REACH_DIST)
{
var freeIndex = (Array.IndexOf(freeTargets, prevDecision.targetCoord.Value) + 1) % freeTargets.Length;
return(new StrategicDecision {
role = StrategicRole.Free, targetCoord = freeTargets[freeIndex]
});
}
return(prevDecision);
}
public StrategicDecision RunAway(TurnState turnState, Ship ship, StrategicDecision prevDecision)
{
return(RunAway_FreeWay(turnState, ship, prevDecision));
//return WalkFree(turnState, ship, prevDecision);
}