public static ulong SetField(ulong boardState, int x, int y, DraughtsField fieldState)
{
x = (x + (y % 2)) / 2;
int n = y * 8 + x * 2;
boardState = boardState & ~((ulong)3 << n);
return(boardState | ((ulong)fieldState << n));
}
private Draughts8Player(DraughtsField color)
{
Color = color;
}