public EGFlags getEndGameFlags()
{
EGFlags feg = default;
if (isAlone(Side[Black]))
{
feg |= EGFlags.BlackAlone;
}
if (isAlone(Side[White]))
{
feg |= EGFlags.WhiteAlone;
}
if ((feg & EGFlags.KingAlone) == 0)
{
if (isKQvKPEndgame())
{
feg |= EGFlags.KQvKP;
}
}
else if (RectPiece == 0) // No Rooks or Queens
{
feg |= EGFlags.OutsideSquare;
var bWhiteAttacking = (feg & EGFlags.BlackAlone) != 0;
var attacker = getSide(bWhiteAttacking);
if (isKBNvKEndgame2(attacker))
{
feg |= EGFlags.KBNvK;
}
}
return(feg);
}
public static String FormatFlags(
ModeFlags fmd, DrawFlags fdr, EGFlags feg, HiFlags fBlackHi, HiFlags fWhiteHi, LoFlags flo)
{
if (fmd == 0 && fdr == 0 && feg == 0 && fBlackHi == 0 && fWhiteHi == 0 && flo == 0)
{
return("None");
}
var sBlackHi = FormatFlags(fBlackHi);
var sWhiteHi = FormatFlags(fWhiteHi);
var sBlackHiLabelled = IsNullOrEmpty(sBlackHi) ? Empty : $"Black[{sBlackHi}]";
var sWhiteHiLabelled = IsNullOrEmpty(sWhiteHi) ? Empty : $"White[{sWhiteHi}]";
const Int32 nCapacity = 4;
var sFlags = new List <String>(nCapacity)
.AddNotEmpty(FormatFlags(fmd))
.AddNotEmpty(FormatFlags(fdr))
.AddNotEmpty(FormatFlags(feg))
.AddNotEmpty(sBlackHiLabelled)
.AddNotEmpty(sWhiteHiLabelled)
.AddNotEmpty(FormatFlags(flo));
return(Join(sSpace, sFlags));
}
public static String FormatFlags(EGFlags feg)
{
var en = egFlags.Where(f => (f & feg) != 0);
return(Join(sSpace, en));
}
