public int CompareTo(object obj)
{
if (obj == null)
{
return(1);
}
TichuCard other = obj as TichuCard;
if (Suit != other.Suit)
{
return(Suit > other.Suit ? 1 : -1);
}
if (Rank != other.Rank)
{
return(Rank > other.Rank ? 1 : -1);
}
if (Special != other.Special)
{
return(Special > other.Special ? 1 : -1);
}
return(0);
}
public override string ToString()
{
// What state do we want to show?
// - Current cards in each hand
// - Current player turn
// - Cards played in current trick
// - Trick counts by player
StringBuilder sb = new StringBuilder();
for (int player = 0; player < 4; player++)
{
if (CurrentPlayerTurn == player)
{
sb.Append($"[{player}] ");
}
else
{
sb.Append($" {player} ");
}
sb.AppendLine(TichuCard.PrintCardsSortedBySuit(Players[player].Cards));
}
sb.AppendLine(string.Join(" ", _currentTrick.Select(play => play.ToString())));
sb.AppendLine(string.Join(" ", Evaluate()));
return(sb.ToString());
}
public static void Run(int numGames)
{
Random random = new Random();
int[] cumulativeTrickCounts = new int[4]; // [playerId]
IPlayGenerator <Play>[] playGenerators = new IPlayGenerator <Play> [4];
//playGenerators[0] = new MultiThreadedMcts<Play>(100000, 50, random, 8);
playGenerators[0] = new Mcts <Play>(10000, 50, random);
playGenerators[1] = new RandomPlayGenerator <Play>();
playGenerators[2] = new HighestCardPlayGenerator();
playGenerators[3] = new HighestCardPlayGenerator();
Logger.Log.Enabled = true;
for (int gameNumber = 0; gameNumber < numGames; gameNumber++)
{
var gameState = TichuGameRunHarness.SetupFourPlayerGame(random);
if (true)
{
Logger.Log.WriteLine("Starting cards:");
for (int i = 0; i < 4; i++)
{
Logger.Log.WriteLine($"Player {i} {TichuCard.PrintCardsSortedBySuit(gameState.Players[i].Cards)}");
}
}
while (true)
{
gameState.SetPointOfViewPlayer(gameState.CurrentPlayerTurn);
Play play = playGenerators[gameState.CurrentPlayerTurn].FindPlay(gameState);
Logger.Log.WriteLine($"Player {play.Player} played {play.Cards[0].ToString()}");
gameState.CommitPlay(play);
if (gameState.GameOver())
{
break;
}
if (gameState.PlayedCards.Count % 4 == 0)
{
Logger.Log.WriteLine("----");
}
}
var scores = gameState.Evaluate();
for (int i = 0; i < 4; i++)
{
cumulativeTrickCounts[i] += (int)scores[i];
}
Console.WriteLine($"Tricks: {scores[0]} {scores[1]} {scores[2]} {scores[3]} ");
}
string header = string.Format("{0, 6}{1, 10}{2, 10}", "Player", "Tricks", "Average");
Console.WriteLine(header);
for (int i = 0; i < 4; i++)
{
string output = string.Format("{0, 6}{1, 10}{2, 10:N1}", i, cumulativeTrickCounts[i], (double)cumulativeTrickCounts[i] / numGames);
Console.WriteLine(output);
}
}
public IList <Play> GetPlays()
{
// Any card that hasn't been played is a valid play
List <Play> plays = new List <Play>();
if (CurrentPlayerTurn == _pointOfViewPlayer)
{
if (_currentTrick.Count > 0)
{
// Try and follow suit. If we have none of that suit, fall through into allowing all cards in our hand
var suitCards = TichuCard.GetCardsWithSuit(Players[CurrentPlayerTurn].Cards, _currentTrick[0].Cards[0].Suit);
if (suitCards != null)
{
foreach (var card in suitCards)
{
plays.Add(Play.PlayCards(CurrentPlayerTurn, new TichuCard[] { card }));
}
}
}
// If we didn't have to follow suit, any card is a valid play
if (plays.Count == 0)
{
// Make correct plays from our own hand
foreach (var card in Players[CurrentPlayerTurn].Cards)
{
plays.Add(Play.PlayCards(CurrentPlayerTurn, new TichuCard[] { card }));
}
}
}
else
{
// For simulated players we choose a random card from those unused. Also exclude cards
// from the point-of-view player's hand since from the AI agent's pov those cards are
// determined (ie, we're not cheating by looking at their hand here).
// We could use a more sophisticated selection policy here to guide the search.
//foreach (var card in RemainingCards.Except(Players[_pointOfViewPlayer].Cards))
foreach (var card in RemainingPlayoutCards)
{
plays.Add(Play.PlayCards(CurrentPlayerTurn, new TichuCard[] { card }));
}
}
return(plays);
}
/// <summary>
/// Creates a random deck of cards excluding dog, dragon, phoenix, mahjong
/// </summary>
public static TichuDeck CreateWithoutSpecials()
{
List <TichuCard> drawPool = new List <TichuCard>();
for (int suit = 0; suit < 4; suit++)
{
for (int rank = 0; rank < 13; rank++)
{
TichuCard c = new TichuCard((CardSuit)suit, (CardRank)rank);
drawPool.Add(c);
}
}
TichuDeck deck = new TichuDeck(drawPool);
Random random = new Random();
for (int i = 0; i < 52; i++)
{
int randomCard = random.Next(drawPool.Count);
deck._deck.Push(drawPool[randomCard]);
drawPool.RemoveAt(randomCard);
}
return(deck);
}
private static ParsedHand ParseHand(StreamReader reader, ParsedGame game)
{
ParsedHand hand = new ParsedHand();
// Tichu cards
string line = reader.ReadLine();
if (line == null)
{
return(null);
}
if (line != @"---------------Gr.Tichukarten------------------")
{
throw new ParseException();
}
// Parse grand tichu cards (first 8 dealt)
for (int i = 0; i < 4; i++)
{
line = reader.ReadLine();
int playerNum = int.Parse(line.Substring(1, 1));
string[] grandTichuCards = line.Substring(3).Split(" ");
for (int cardIndex = 0; cardIndex < 8; cardIndex++)
{
hand.GrandTichuCards[i][cardIndex] = GetCard(grandTichuCards[cardIndex + 1]);
}
}
line = reader.ReadLine();
if (line != @"---------------Startkarten------------------")
{
throw new ParseException();
}
// Parse starting hand (14 cards dealt pre-pass)
for (int i = 0; i < 4; i++)
{
line = reader.ReadLine();
int playerNum = int.Parse(line.Substring(1, 1));
string[] startingCards = line.Substring(3).Split(" ");
for (int cardIndex = 0; cardIndex < 14; cardIndex++)
{
hand.StartingCards[i][cardIndex] = GetCard(startingCards[cardIndex + 1]);
}
}
line = reader.ReadLine();
while (line.StartsWith("Grosses Tichu: ") || line.StartsWith("Tichu: "))
{
if (line.StartsWith("Grosses Tichu: "))
{
string[] grandPlayers = line.Substring(15).Split(" ", StringSplitOptions.RemoveEmptyEntries);
int count = 0;
foreach (string player in grandPlayers)
{
count++;
if (count > 1)
{
throw new Exception("Multi grand in one line");
}
hand.Plays.Add(Play.GrandTichu(int.Parse(player.Substring(1, 1))));
}
}
else
{
string[] tichuPlayers = line.Substring(7).Split(" ", StringSplitOptions.RemoveEmptyEntries);
int count = 0;
foreach (string player in tichuPlayers)
{
count++;
if (count > 1)
{
throw new Exception("Multi tichu in one line");
}
hand.Plays.Add(Play.GrandTichu(IndexFromPlayerTag(player)));
}
}
line = reader.ReadLine();
}
if (line != "Schupfen:")
{
throw new ParseException();
}
// Parse card exchange
for (int i = 0; i < 4; i++)
{
line = reader.ReadLine();
string[] passes = line.Substring(3).Split(" ", StringSplitOptions.RemoveEmptyEntries);
string playerName = passes[0];
if (game.Players[i] == null)
{
// Seed the set of players names the first time we parse them
game.Players[i] = playerName;
}
//Debug.Assert(game.Players[i] == playerName); // The names should be consistent between hands in a game
hand.ExchangedCards[i][0] = GetCard(passes[3]);
hand.ExchangedCards[i][1] = GetCard(passes[6]);
hand.ExchangedCards[i][2] = GetCard(passes[9]);
}
line = reader.ReadLine();
// If there are bombs, the players with them are listed here
if (line.StartsWith("BOMBE: "))
{
string[] bombPlayers = line.Substring(7).Split(" ");
foreach (string player in bombPlayers)
{
if (string.IsNullOrEmpty(player))
{
continue;
}
hand.HasBomb[int.Parse(player.Substring(1, 1))] = true;
}
line = reader.ReadLine();
}
if (line != @"---------------Rundenverlauf------------------")
{
throw new ParseException();
}
// Remember who played the mahjong when we see the wish line
int mahjongPlayer = 0;
while (true)
{
// Parse plays until we see the scores indicating the end of the hand
line = reader.ReadLine();
// Scores line; we're done playing
if (line.StartsWith("Ergebnis: "))
{
break;
}
// Wish
if (line.StartsWith("Wunsch:"))
{
TichuCard wishCard = new TichuCard(default(CardSuit), RankFromParsedString(line.Substring(7)));
hand.Plays.Add(Play.Wish(mahjongPlayer, wishCard));
}
else if (line.StartsWith("Drache an: "))
{
string dragonPlayer = line.Substring(11);
hand.Plays.Add(Play.GiveDragon(IndexFromPlayerTag(dragonPlayer)));
}
else if (line.StartsWith("Tichu: "))
{
string tichuPlayer = line.Substring(7);
hand.Plays.Add(Play.Tichu(IndexFromPlayerTag(tichuPlayer)));
}
else if (line.StartsWith("("))
{
// Options:
// - Playing cards
// - Passing
string[] playLine = line.Split(" ", StringSplitOptions.RemoveEmptyEntries);
int playerIndex = IndexFromPlayerTag(playLine[0]);
if (playLine[1] == "passt.")
{
// Pass
hand.Plays.Add(Play.Pass(playerIndex));
}
else
{
// Play some number of cards
List <TichuCard> cards = new List <TichuCard>();
foreach (var x in playLine.AsSpan(1))
{
cards.Add(GetCard(x));
}
Play.PlayCards(playerIndex, cards.ToArray());
}
}
else
{
Debug.Assert(false, $"Unparsed line: {line}");
}
}
Debug.Assert(line.StartsWith("Ergebnis: "));
string[] scores = line.Substring(10).Split(" ", StringSplitOptions.RemoveEmptyEntries);
hand.Scores[0] = int.Parse(scores[0]);
hand.Scores[1] = int.Parse(scores[2]);
Debug.Assert((hand.Scores[0] + hand.Scores[1]) % 100 == 0);
return(hand);
}