// positive then bad, negative then good
private double GetNeighborBonusesFactor(BotBonus bonus)
{
if (BotState.NumberOfTurns != -1)
{
return(0);
}
List <BotBonus> betterSmallerBonuses = new List <BotBonus>();
List <BotBonus> betterLargerBonuses = new List <BotBonus>();
double neighborBonusValueToleranceFactor = 1.3;
double betterBiggerBonusesMultiplicator = 0.001;
double betterSmallerBonusesMultiplicator = 0.01;
List <BotBonus> neighborBonuses = bonus.GetNeighborBonuses();
double ourValue = GetExpansionValue(bonus, false);
foreach (BotBonus neighborBonus in neighborBonuses)
{
if (neighborBonus.Territories.Count(o => o.OwnerPlayerID == TerritoryStanding.AvailableForDistribution) == 0)
{
continue;
}
double neighborBonusValue = GetExpansionValue(neighborBonus, false);
neighborBonusValue = neighborBonusValue * neighborBonusValueToleranceFactor;
if (neighborBonusValue >= ourValue && bonus.Territories.Count > neighborBonus.Territories.Count)
{
betterSmallerBonuses.Add(bonus);
}
else if (neighborBonusValue >= ourValue && bonus.Territories.Count < neighborBonus.Territories.Count)
{
betterLargerBonuses.Add(bonus);
}
}
int amountBetterLittleSmallerBonuses = 0;
int amountBetterVerySmallerBonuses = 0;
foreach (BotBonus smallerNeighbor in betterSmallerBonuses)
{
if (smallerNeighbor.Territories.Count <= bonus.Territories.Count / 2)
{
amountBetterVerySmallerBonuses++;
}
else
{
amountBetterLittleSmallerBonuses++;
}
}
double adjustedFactor =
(betterBiggerBonusesMultiplicator * betterLargerBonuses.Count - betterSmallerBonusesMultiplicator * amountBetterLittleSmallerBonuses - betterSmallerBonusesMultiplicator
* 2 * amountBetterVerySmallerBonuses);
adjustedFactor = Math.Max(-0.2, Math.Min(0.2, adjustedFactor));
return(-1 * adjustedFactor);
}
public double GetExpansionValue(BotBonus bonus, Boolean useNeighborBonusFactor)
{
double expansionValue = 0.0;
if (IsExpansionWorthless(bonus))
{
return(expansionValue);
}
expansionValue = GetIncomeCostsRatio(bonus);
var neutralArmies = bonus.NeutralArmies.DefensePower;
double neutralArmiesFactor = GetNeutralArmiesFactor(neutralArmies);
int allTerritories = bonus.Territories.Count;
double territoryFactor = GetTerritoryFactor(allTerritories);
int immediatelyCounteredTerritories = bonus.GetOwnedTerritoriesBorderingOpponent().Count;
double immediatelyCounteredTerritoriesFactor = GetImmediatelyCounteredTerritoryFactor(immediatelyCounteredTerritories);
var allCounteredTerritories = GetCounteredTerritories(bonus, BotState.Me.ID);
double allCounteredTerritoriesFactor = GetAllCounteredTerritoryFactor(allCounteredTerritories);
int amountNeighborBonusesWithOpponent = 0;
var neighborBonuses = bonus.GetNeighborBonuses();
foreach (var neighborBonus in neighborBonuses)
{
if (neighborBonus.ContainsOpponentPresence())
{
amountNeighborBonusesWithOpponent++;
}
}
double opponentNeighborBonusFactor = GetOpponentInNeighborBonusFactor(amountNeighborBonusesWithOpponent);
double borderTerritoriesFactor = getBorderTerritoriesFactor(bonus);
double completeFactor = neutralArmiesFactor + territoryFactor + immediatelyCounteredTerritoriesFactor + allCounteredTerritoriesFactor + opponentNeighborBonusFactor + borderTerritoriesFactor;
if (useNeighborBonusFactor)
{
completeFactor += GetNeighborBonusesFactor(bonus);
}
completeFactor = Math.Min(completeFactor, 0.8);
expansionValue = expansionValue - (expansionValue * completeFactor);
return(expansionValue);
}