private static int PlayGames(IGamePlayer contestant, IGamePlayer opponent, int gameCount)
{
int wins = 0;
foreach (var randomGameI in Enumerable.Range(0, gameCount).Where(g => !shouldClose))
{
var gameMatch = new GameMatch(
GameStateFactory.StandardStartGameState(),
contestant,
opponent);
var outcome = gameMatch.CompleteMatch();
if (outcome == GameMatchOutcome.WhiteWin)
{
wins++;
}
}
return(wins);
}
public int EvaluateNet(IReadOnlyList <Net> competingNets, Net evaluatingNet, TrainingStatus trainingStatus)
{
var currentPlayer = NetPlayerLookup[evaluatingNet];
foreach (var opponentNet in competingNets)
{
var opponent = NetPlayerLookup[opponentNet];
var gameMatch = new GameMatch(
GameStateFactory.StandardStartGameState(),
currentPlayer.GamePlayer,
opponent.GamePlayer
);
var matchResult = gameMatch.CompleteMatch();
Interlocked.Increment(ref _gamesPlayed);
currentPlayer.IncrementMatch();
opponent.IncrementMatch();
int uniqueGameStateCount = gameMatch.GameStateList.Distinct().Count();
currentPlayer.AddUniqueGameStates(uniqueGameStateCount);
if (matchResult == GameMatchOutcome.WhiteWin)
{
currentPlayer.IncrementWin();
Interlocked.Increment(ref _whiteWins);
}
else if (matchResult == GameMatchOutcome.BlackWin)
{
opponent.IncrementWin();
Interlocked.Increment(ref _blackWins);
}
else if (matchResult == GameMatchOutcome.Draw)
{
currentPlayer.IncrementDraw();
opponent.IncrementDraw();
Interlocked.Increment(ref _gamesDrawn);
}
}
int winScore = currentPlayer.Wins * WinWeight;
int drawScore = currentPlayer.Draws * DrawWeight;
var randomGamePlayer = new RandomGamePlayer(_random);
int randomWins = 0;
foreach (var i in Enumerable.Range(0, RandomGamesToPlay))
{
GameMatch gameMatch;
GameMatchOutcome winOutcome;
if (i % 2 == 0)
{
gameMatch = new GameMatch(
GameStateFactory.StandardStartGameState(),
currentPlayer.GamePlayer,
randomGamePlayer);
winOutcome = GameMatchOutcome.WhiteWin;
}
else
{
gameMatch = new GameMatch(
GameStateFactory.StandardStartGameState(),
randomGamePlayer,
currentPlayer.GamePlayer);
winOutcome = GameMatchOutcome.BlackWin;
}
var outcome = gameMatch.CompleteMatch();
if (outcome == winOutcome)
{
randomWins++;
}
}
int randomScore = randomWins * RandomWinWeight;
int score = winScore + drawScore + randomScore;
return(score);
}