static BishopMoveTable()
{
var magicFinder = new MagicFinder(new MTRandom(0));
MagicMoveTableBuilder builder = new MagicMoveTableBuilder(magicFinder);
foreach (var(file, rank) in Position.GetAllFilesRanks())
{
AddMovesFromSquare(builder, file, rank);
}
BishopMoveMagicTable = builder.Build();
}
public void Add(int ix, MagicMoveTable.Info info)
{
Debug.Assert(ix >= 0 && ix < 64);
if (!MagicFinder.CheckMagic(info.Mask, info.Magic))
{
// we don't need to warn that magic was invalid if they didn't provide a magic
if (info.Magic != 0)
{
_magicFailed = true;
}
info.Magic = _magicFinder.FindMagic(info.Mask);
}
_infos.Add(ix, info);
}
static PawnDoubleMoveTable()
{
DoubleMovesMagicTables = new MagicMoveTable[2];
var magicFinder = new MagicFinder(new MTRandom(0));
foreach (var color in new[] { Color.White, Color.Black })
{
MagicMoveTableBuilder builder = new MagicMoveTableBuilder(magicFinder);
foreach (var(file, rank) in Position.GetAllFilesRanks())
{
AddMovesFromSquare(builder, file, rank, color);
}
DoubleMovesMagicTables[(int)color] = builder.Build();
}
}
public MagicMoveTableBuilder(MagicFinder magicFinder)
{
_magicFinder = magicFinder;
}
