private static ulong GetPieceValue(PieceOfColor poc, ushort boardIndexOfPiece)
{
Debug.Assert(boardIndexOfPiece < 64);
var kindOfPiece = poc.GetPieceHashValue();
var pieceOffset = 64 * kindOfPiece + boardIndexOfPiece;
return(Piece[pieceOffset]);
}
private static ulong GetPieceValues(Board board)
{
ulong acc = 0;
for (var color = 0; color < 2; color++)
{
for (var piece = 0; piece < 6; piece++)
{
var piecePlacement = board.Occupancy[color][piece];
if (piecePlacement != 0)
{
foreach (var index in piecePlacement.GetSetBits())
{
var poc = new PieceOfColor((Piece)piece, (Color)color);
acc ^= GetPieceValue(poc, index);
}
}
}
}
return(acc);
}
/// <summary>
/// Gets a piece and it's color from a character.
/// </summary>
/// <param name="p"></param>
/// <returns></returns>
public static PieceOfColor GetPieceOfColor(char p)
{
var poc = new PieceOfColor(GetPiece(p), char.IsUpper(p) ? Color.White : Color.Black);
return(poc);
}
