private Double getHandEV_BSList_Soft(List <Card> playersHand, List <Card> dealersCards)
{
// Get the BS results for this hand
int playerHandValue = BlackJack.getHandValue_Lower(playersHand);
int dealerHandValue = (int)dealersCards[0].value;
BSInfo BSResults = BSInfoArray_Soft_HitOnly[dealerHandValue, playerHandValue];
if (BSResults.blackJackMove != BlackJackMove.Unknown)
{
return(BSResults.ev);
}
else
{
throw new Exception("Cannot evaluate unknown BS_Result object");
}
}
private void ComputeSoftStrategy(List <Card> playersHand, List <Card> dealersCards)
{
// Computing the soft strategy only requires we add an Ace to the hand. Assuming the player had the hard value, and an Ace,
// We will determine the best move.
Card ace = new Card(CardValue.Ace, CardSuit.Hearts);
List <Card> playersHand_Clone = new List <Card>(playersHand);
playersHand_Clone.Add(ace);
// Detremine Stand EV
masterLoseProbSum = 0;
masterPushProbSum = 0;
masterWinProbSum = 0;
ComputeStandEV(playersHand_Clone, dealersCards, 1);
Double S_EV = masterWinProbSum - masterLoseProbSum;
// Determine Double EV
masterLoseProbSum = 0;
masterPushProbSum = 0;
masterWinProbSum = 0;
ComputeHitEV_Double_Soft(playersHand_Clone, dealersCards, 1);
Double D_EV = (masterWinProbSum - masterLoseProbSum) * 2;
// Determine BS_Hit EV
EV_Total = 0;
ComputeHitEV_BS(playersHand_Clone, dealersCards, 1);
Double BS_EV = EV_Total;
// Add to the Soft Hit BS List
// Add to the Hit Chart (Highest EV if Can't Double)
if (BS_EV >= S_EV)
{
BSInfoArray_Soft_HitOnly[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].ev = BS_EV;
BSInfoArray_Soft_HitOnly[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].blackJackMove = BlackJackMove.Hit;
}
else
{
BSInfoArray_Soft_HitOnly[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].ev = S_EV;
BSInfoArray_Soft_HitOnly[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].blackJackMove = BlackJackMove.Stay;
}
// Add to the final Soft BS List
BSInfo bestMove = getBestMoveFromEV(S_EV, D_EV, BS_EV);
BSInfoArray_Soft[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].ev = bestMove.ev;
BSInfoArray_Soft[(int)dealersCards[0].value, BlackJack.getHandValue_Lower(playersHand_Clone)].blackJackMove = bestMove.blackJackMove;
}
private void ComputeHardStrategy(List <Card> playerHand, List <Card> dealersHand)
{
// Detremine Stand EV
masterLoseProbSum = 0;
masterPushProbSum = 0;
masterWinProbSum = 0;
ComputeStandEV(playerHand, dealersHand, 1);
Double S_EV = masterWinProbSum - masterLoseProbSum;
// Determine Double EV
masterLoseProbSum = 0;
masterPushProbSum = 0;
masterWinProbSum = 0;
ComputeHitEV_Double(playerHand, dealersHand, 1);
Double D_EV = (masterWinProbSum - masterLoseProbSum) * 2;
// Determine BS_Hit EV
EV_Total = 0;
ComputeHitEV_BS(playerHand, dealersHand, 1);
Double BS_EV = EV_Total;
// Add to the Hit Chart
if (BS_EV >= S_EV)
{
BSInfoArray_Hard_HitOnly[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].ev = BS_EV;
BSInfoArray_Hard_HitOnly[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].blackJackMove = BlackJackMove.Hit;
}
else
{
BSInfoArray_Hard_HitOnly[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].ev = S_EV;
BSInfoArray_Hard_HitOnly[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].blackJackMove = BlackJackMove.Stay;
}
// Add to the final BS Chart
BSInfo bestMove = getBestMoveFromEV(S_EV, D_EV, BS_EV);
BSInfoArray_Hard[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].ev = bestMove.ev;
BSInfoArray_Hard[(int)dealersHand[0].value, BlackJack.getHandValue(playerHand)].blackJackMove = bestMove.blackJackMove;
}
private Double getHandEV_BSList(List <Card> playersHand, List <Card> dealersCards)
{
// If the hand has busted, then return is always -1
if (BlackJack.getHandValue(playersHand) > 21)
{
return(-1);
}
// Get the BS results for this hand
int playerHandValue = BlackJack.getHandValue(playersHand);
int dealerHandValue = (int)dealersCards[0].value;
BSInfo BSResults = BSInfoArray_Hard_HitOnly[dealerHandValue, playerHandValue];
if (BSResults.blackJackMove != BlackJackMove.Unknown)
{
return(BSResults.ev);
}
else
{
throw new Exception("Cannot evaluate unknown BS_Result object");
}
}