public List <float> CalculateScoresThroughSequence(Board board)
{
board.RecalculateScore();
var result = new List <float> {
board.Score
};
board = board.MakeMove(Move);
board.RecalculateScore();
result.Add(board.Score);
var nextmove = NextMove;
while (nextmove != null)
{
board = board.MakeMove(nextmove.Move);
board.RecalculateScore();
result.Add(board.Score);
nextmove = nextmove.NextMove;
}
return(result);
}
public List <MoveSequence> AlphaBetaRecursive(Board board, int depth, bool isWhite)
{
var sw = System.Diagnostics.Stopwatch.StartNew();
var result = new List <MoveSequence>();
_numberOfLeafEvaluations = 0;
_numberOfBranchesPruned = 0;
MoveSequence alpha = new MoveSequence {
Value = float.NegativeInfinity
};
MoveSequence beta = new MoveSequence {
Value = float.PositiveInfinity
};
board.RecalculateScore();
var moves = board.GetMovesForPlayer(isWhite ? EnumBoardSquare.White : EnumBoardSquare.Black);
if (isWhite)
{
moves = moves.OrderByDescending(x => x.ScoreChange).ToArray();
}
else
{
moves = moves.OrderBy(x => x.ScoreChange).ToArray();
}
foreach (var move in moves)
{
var scoreChange = AlphaBetaRecursive(board, move, depth - 1, alpha, beta, !isWhite);
result.Add(scoreChange);
}
//Parallel.ForEach(moves, (Move move) =>
//{
// var scoreChange = AlphaBetaRecursive(board, move, depth - 1, alpha, beta, !isWhite);
// lock (_lock)
// {
// result.Add(scoreChange);
// }
//});
_durationMilliseconds = sw.ElapsedMilliseconds;
if (isWhite)
{
return(Shuffle(result).OrderByDescending(x => x.Value).ToList());
}
else
{
return(Shuffle(result).OrderBy(x => x.Value).ToList());
}
}
