private async void OnGo(object sender, RoutedEventArgs e)
{
try
{
((Button)sender).IsEnabled = false;
Window.Current.CoreWindow.PointerCursor = new Windows.UI.Core.CoreCursor(CoreCursorType.Wait, 1);
GameStats stats = await RunGames(Iterations, (bool)UseLog, PlayerOne, PlayerTwo);
PlayerOneWin = stats.PlayerOneWin;
PlayerTwoWin = stats.PlayerTwoWin;
MSPerGame = stats.MSPerGame;
TimeSpan dt = TimeSpan.FromMilliseconds((long)stats.WallClocktime);
WallClocktime = dt.ToString();
PlayerOneWinPercent = stats.PlayerOneWinPercent;
PlayerTwoWinPercent = stats.PlayerTwoWinPercent;
AverageScorePlayerOne = stats.AverageScorePlayerOne;
AverageScorePlayerTwo = stats.AverageScorePlayerTwo;
AverageHandScorePlayerOne = stats.AverageHandPointsPlayerOne;
AverageCountScorePlayerOne = stats.AverageCountPointsPlayerOne;
AverageCribScorePlayerOne = stats.AverageCribPointsPlayerOne;
AverageHandScorePlayerTwo = stats.AverageHandPointsPlayerTwo;
AverageCountScorePlayerTwo = stats.AverageCountPointsPlayerTwo;
AverageCribScorePlayerTwo = stats.AverageCribPointsPlayerTwo;
UpdateUI();
}
finally
{
Window.Current.CoreWindow.PointerCursor = new Windows.UI.Core.CoreCursor(CoreCursorType.Arrow, 1);
((Button)sender).IsEnabled = true;
UpdateUI();
}
}
/// <summary>
/// Create and run each of the games. Keep track of how long it takes. return the stats.
/// </summary>
/// <param name="iterations"></param>
/// <param name="logger"></param>
/// <param name="playerOne"></param>
/// <param name="playerTwo"></param>
/// <returns></returns>
private async Task <GameStats> RunGames(int iterations, bool useLog, AvailablePlayer playerOne, AvailablePlayer playerTwo)
{
var watch = System.Diagnostics.Stopwatch.StartNew();
ConcurrentBag <Game> gameBag = new ConcurrentBag <Game>();
ConcurrentBag <Task> taskBag = new ConcurrentBag <Task>();
bool playerOneStarts = true;
if (useLog)
{
//
// this has to happen on the main thread, so it can't happen inside the worker threads
//
// this lets us put the documents in whatever location we want instead of inside the private storage area for the app, which is burried pretty deep in the
// disk heirarchy and hard to get to. You only have to do this once per machine though.
string content = "After clicking on \"Close\" pick the default location for all your CribbageAi saved state";
_saveDirectory = await StaticHelpers.GetSaveFolder(content, "CribbageAI");
_saveDirectory = await _saveDirectory.CreateFolderAsync(DateTime.Now.ToString("hh_mm_ss dd_MM_yyyy"));
SaveDirectory = _saveDirectory.Path;
}
else
{
_saveDirectory = null;
SaveDirectory = "";
}
NotifyPropertyChanged("SaveDirectory");
//
// this uses Parallel.For to create 1 thread per processor. Each thread creates a tasks and starts running it.
// The task runs a game to completion, logging everything to a file. I do it this way so that I can wait for the
// logs to finish writing -- I found that if I did it outside of a Task list, it would finish the log writes async
Parallel.For(0, iterations, i =>
{
taskBag.Add(Task.Run(async() =>
{
Player player1 = (Player)Activator.CreateInstance(playerOne.GameType);
player1.Init(playerOne.Parameters);
player1.PlayerAlgorithm = playerOne.PlayerAlgorithm;
Player player2 = (Player)Activator.CreateInstance(playerTwo.GameType);
player2.Init(playerTwo.Parameters);
player2.PlayerAlgorithm = playerTwo.PlayerAlgorithm;
Game game = new Game(i, player1, player2, playerOneStarts);
await game.Init(useLog, _saveDirectory);
//
// alternate who deals - looks like if you use the same algorithm, dealer *loses* 60% of the time!
if ((bool)AlternateWhoStarts)
{
if (playerOneStarts)
{
playerOneStarts = false;
}
else
{
playerOneStarts = true;
}
}
gameBag.Add(game);
await game.PlayGame();
}
));
});
//
// wait for all the games to complete -- this includes the log writes
Task.WaitAll(taskBag.ToArray());
watch.Stop();
//
// add up some stats
GameStats stats = new GameStats();
int totalP1LostScore = 0;
int totalP2LostScore = 0;
stats.WallClocktime = watch.ElapsedMilliseconds;
stats.MSPerGame = stats.WallClocktime / (double)iterations;
foreach (var game in gameBag)
{
if (game == null)
{
continue;
}
//
// this calculates the number of times each player one and the average of their *losing* score
//
if (game.PlayerOne.Winner)
{
totalP2LostScore += game.PlayerTwo.Score;
stats.PlayerOneWin++;
}
else
{
stats.PlayerTwoWin++;
totalP1LostScore += game.PlayerOne.Score;
}
stats.AverageCountPointsPlayerOne += game.AverageScore(PlayerName.PlayerOne, ScoreType.Count);
stats.AverageCountPointsPlayerTwo += game.AverageScore(PlayerName.PlayerTwo, ScoreType.Count);
stats.AverageHandPointsPlayerOne += game.AverageScore(PlayerName.PlayerOne, ScoreType.Hand);
stats.AverageHandPointsPlayerTwo += game.AverageScore(PlayerName.PlayerTwo, ScoreType.Hand);
stats.AverageCribPointsPlayerOne += game.AverageScore(PlayerName.PlayerOne, ScoreType.Crib);
stats.AverageCribPointsPlayerTwo += game.AverageScore(PlayerName.PlayerTwo, ScoreType.Crib);
}
stats.AverageCountPointsPlayerOne /= gameBag.Count;
stats.AverageCountPointsPlayerTwo /= gameBag.Count;
stats.AverageHandPointsPlayerOne /= gameBag.Count;
stats.AverageHandPointsPlayerTwo /= gameBag.Count;
stats.AverageCribPointsPlayerOne /= gameBag.Count;
stats.AverageCribPointsPlayerTwo /= gameBag.Count;
stats.PlayerOneWinPercent = Math.Round((double)stats.PlayerOneWin / (double)(iterations) * 100, 2);
stats.PlayerTwoWinPercent = Math.Round((double)stats.PlayerTwoWin / (double)(iterations) * 100, 2);
stats.AverageScorePlayerOne = Math.Round(totalP1LostScore / (double)(stats.PlayerTwoWin), 2);
stats.AverageScorePlayerTwo = Math.Round(totalP2LostScore / (double)(stats.PlayerOneWin), 2);
return(stats);
}
