internal PlayingContext(Game game)
{
Game = game;
if (game.GameType != GameType.AllPass)
{
mDeclarerIndex = game.Declarer.Index;
}
TrumpSuit = BitwiseCardHelper.SuitToBits(game.BiddingContext.TrumpSuit);
InitialSuit = BitwiseCardHelper.SuitToBits(game.PlayingContext.InitialSuit);
SetStateEvaluator();
}
private void CalculateCardSets()
{
mHandsToRandomize = mState.GetHandsToRandomize();
int handCount = mHandsToRandomize.Count;
mCardCounts = new int[handCount];
mCardSets = new CardSet[handCount];
// We know own cards.
int knownCards = mState.ActiveHand.Cards;
// We know just played cards.
for (int i = 0; i < 3; i++)
{
if (mState.Hands[i] != mState.ActiveHand)
{
knownCards |= mState.Hands[i].Move.Card;
}
}
// We know discarded cards.
knownCards |= mState.Discards;
for (int i = 0; i < handCount; i++)
{
int handIndex = mHandsToRandomize[i];
Hand hand = mState.Game.GetHand(handIndex);
mCardCounts[i] = hand.Cards.Count;
int cardSet = ~knownCards;
// Remove suits that the hand is known to miss.
foreach (var suit in hand.VoidSuits)
{
cardSet &= ~BitwiseCardHelper.SuitToBits(suit);
}
mCardSets[i] = new CardSet(cardSet);
}
}