void ChessBoard::generateMoves(int sq, Moves& mvs)
{
int pc = m_data[sq];
if (!pc) return;
switch (pieceType(pc)) {
case PIECE_KING:
generateKingMoves(*this, sq, mvs);
break;
case PIECE_ADVISOR:
generateAdvisorMoves(*this, sq, mvs);
break;
case PIECE_BISHOP:
generateBishopMoves(*this, sq, mvs);
break;
case PIECE_KNIGHT:
generateKnightMoves(*this, sq, mvs);
break;
case PIECE_ROOK:
generateRookMoves(*this, sq, mvs);
break;
case PIECE_CANNON:
generateCannonMoves(*this, sq, mvs);
break;
case PIECE_PAWN:
generatePawnMoves(*this, sq, mvs);
break;
}
}
vector<State> State::getChildrenStates() const
{
vector<State> moves;
moves.reserve(40);
for (int i = 0; i < 8; ++i)
{
for (int j = 0; j < 8; ++j)
{
const int pos = i*8+j;
if (board[pos] == '.') continue;
if (islower(board[pos]) && ourTeam == BLACK)
{
switch(board[pos])
{
case 'p':
generatePawnMoves(ii(i, j), moves);
break;
case 'r':
generateRookMoves(ii(i, j), moves);
break;
case 'n':
generateKnightMoves(ii(i, j), moves);
break;
}
}
else if (isupper(board[pos]) && ourTeam == WHITE)
{
switch(board[pos])
{
case 'P':
generatePawnMoves(ii(i, j), moves);
break;
case 'R':
generateRookMoves(ii(i, j), moves);
break;
case 'N':
generateKnightMoves(ii(i,j), moves);
break;
}
}
}
}
return moves;
}
uchar Board0x88::generateMoves(MoveList & moveList)
{
generateCastlingMoves(moveList);
for (uchar i = 0; i < 8; i++) {
for (uchar col = 0; col < 8; col++) {
//for (uchar index = 0; index < 120; index++) {
uint index = getIndex(7-i, col);
if (mColors[index] == mSideToMove) {
if (mPieces[index] == Pawn) {
generatePawnMoves(index, moveList);
generatePawnCaptures(index, moveList);
}
else {
uchar pieceType = mPieces[index];
for (uchar num = 0; num < mNumDirections[pieceType]; num++) {
for (uchar pos = index;;) {
pos = pos + mDirectionVectors(pieceType, num);
if (!isValidSquare(pos))
break;
if (mColors[pos] == ColorEmpty) { // Standard move
pushMove(index, pos, pieceType, PieceEmpty, MoveNormal, moveList);
}
else if (mColors[pos] != mSideToMove) { // Capture move
pushMove(index, pos, pieceType, mPieces[pos], MoveCapture, moveList);
break;
}
else {
break;
}
// Break on non-sliding pieces (King, Knight)
if (!mSliders[pieceType])
break;
}
}
}
}
}
}
return moveList.size();
}
