public void GetAllPotentialMoves(Board board, Move[] moves, ref int moveCount, Bitboard checkers, Bitboard pinned)
{
var checkCount = checkers.PopCount();
if (checkCount > 1)
{
GetPotentialKingMoves(board, moves, ref moveCount);
return;
}
var allowedFrom = ~0UL;
var allowedTo = ~0UL;
if (checkCount == 1)
{
allowedFrom = ~pinned;
var checkerPos = checkers.BitScanForward();
allowedTo = BitboardConstants.Between[board.KingPositions[board.ColorToMove]][checkerPos] | checkers;
}
else
{
GetPotentialCastlingMoves(board, moves, ref moveCount);
}
GetPotentialKnightMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialBishopMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialRookMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialQueenMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialKingMoves(board, moves, ref moveCount);
if (board.WhiteToMove)
{
GetPotentialWhitePawnCaptures(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialWhitePawnMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
}
else
{
GetPotentialBlackPawnCaptures(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialBlackPawnMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
}
//moves.Sort((m1, m2) => m1.Key2.CompareTo(m2.Key2));
}
public void GetAllPotentialCaptures(Board board, Move[] moves, ref int moveCount, Bitboard checkers, Bitboard pinned)
{
var allowedFrom = ~0UL;
var allowedToKing = board.WhiteToMove ? board.BlackPieces : board.WhitePieces;
var allowedTo = allowedToKing;
var checkCount = checkers.PopCount();
if (checkCount > 1)
{
GetPotentialKingCaptures(board, allowedToKing, moves, ref moveCount);
return;
}
if (checkCount == 1)
{
allowedFrom = ~pinned;
allowedTo = checkers;
}
GetPotentialKnightMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialBishopMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialRookMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialQueenMoves(board, allowedFrom, allowedTo, moves, ref moveCount);
GetPotentialKingCaptures(board, allowedToKing, moves, ref moveCount);
if (board.WhiteToMove)
{
GetPotentialWhitePawnCaptures(board, allowedFrom, allowedTo, moves, ref moveCount);
}
else
{
GetPotentialBlackPawnCaptures(board, allowedFrom, allowedTo, moves, ref moveCount);
}
//moves.RemoveAll(m => m.TakesPiece == 0);
}
