static List <GeneratedMove> InternalGetLegalMoves(this Position position, int moveFrom)
{
var sideToMove = position.Core.Turn;
var piece = (Piece)position.Core.Cells[moveFrom];
if (piece == Piece.EmptyCell)
{
return(new List <GeneratedMove>());
}
if (piece.Color() != sideToMove)
{
return(new List <GeneratedMove>());
}
var res = new List <GeneratedMove>(28);
MoveGeneration.GenerateMoves(position.Core.Cells,
position.Core.WhiteKing, position.Core.BlackKing,
piece, moveFrom, position.Core.EnPassant,
position.Core.CastlingAvailability, res);
return(res);
}
static List <GeneratedMove> InternalGetLegalMoves(this Position position)
{
var res = new List <GeneratedMove>(50);
var turn = position.Core.Turn;
for (var moveFrom = 0; moveFrom < 64; moveFrom++)
{
var moveFromSq = moveFrom + (moveFrom & ~7);
var piece = (Piece)position.Core.Cells[moveFromSq];
if (piece == 0)
{
continue;
}
if (piece.Color() != turn)
{
continue;
}
MoveGeneration.GenerateMoves(position.Core.Cells,
position.Core.WhiteKing, position.Core.BlackKing,
piece, moveFromSq, position.Core.EnPassant,
position.Core.CastlingAvailability, res);
}
return(res);
}