/* Generate legal moves for king as if it were a knight and return TRUE if king
* is in check by these pieces. */
int player_check_by_knight (int start_pos, int player, int *moves_array)
{
/* Pretend king is a knight and generate moves. If king can then attack an
* enemy's knight, king is in check. */
init_moves_board (moves_array);
gen_knight_moves (player, start_pos, moves_array);
int mod = (player == BPLAYER) ? 1 : -1;
int i;
for (i = 0; i < BOARD_SIZE; i++) {
if ((moves_array[i] == TRUE) && (board[i] == chp_wknight * mod)) {
return TRUE;
}
}
return FALSE;
}
template<Color Us, GenType Type> FORCE_INLINE
ExtMove* generate_all(const Position& pos, ExtMove* mlist, Bitboard target,
const CheckInfo* ci = NULL) {
const bool Checks = Type == QUIET_CHECKS;
mlist = gen_rook_moves(pos, mlist,target);
mlist = gen_knight_moves(pos, mlist,target);
mlist = gen_cannon_moves(pos, mlist,target);
mlist = gen_pawn_moves<Us>(pos, mlist,target);
mlist = gen_bishop_moves(pos, mlist,target);
mlist = gen_advisor_moves(pos, mlist,target);
if(QUIET_CHECKS != Type)
mlist = gen_king_moves(pos, mlist,target);
return mlist;
}
/* Generate pseudo legal moves at START_POS and store in MOVES_ARRAY. */
void gen_plegal_moves (int player, int start_pos, int *moves_array)
{
switch (board[start_pos]) {
case chp_wpawn:
gen_wpawn_moves (start_pos, moves_array);
break;
case chp_bpawn:
gen_bpawn_moves (start_pos, moves_array);
break;
case chp_wknight:
case chp_bknight:
gen_knight_moves (player, start_pos, moves_array);
break;
case chp_wking:
case chp_bking:
gen_king_moves (player, start_pos, moves_array);
break;
case chp_wrook:
case chp_brook:
gen_rook_moves (player, start_pos, moves_array);
break;
case chp_wbishop:
case chp_bbishop:
gen_bishop_moves (player, start_pos, moves_array);
break;
case chp_wqueen:
case chp_bqueen:
gen_queen_moves (player, start_pos, moves_array);
break;
}
}
