/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
- Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
+ Copyright (C) 2004-2023 The Stockfish developers (see AUTHORS file)
Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
VALUE_MATE_IN_MAX_PLY = VALUE_MATE - MAX_PLY,
VALUE_MATED_IN_MAX_PLY = -VALUE_MATE_IN_MAX_PLY,
+ // In the code, we make the assumption that these values
+ // are such that non_pawn_material() can be used to uniquely
+ // identify the material on the board.
PawnValueMg = 126, PawnValueEg = 208,
KnightValueMg = 781, KnightValueEg = 854,
BishopValueMg = 825, BishopValueEg = 915,
}
constexpr int from_to(Move m) {
- return m & 0xFFF;
+ return m & 0xFFF;
}
constexpr MoveType type_of(Move m) {
return Move((from << 6) + to);
}
-constexpr Move reverse_move(Move m) {
- return make_move(to_sq(m), from_sq(m));
-}
-
template<MoveType T>
constexpr Move make(Square from, Square to, PieceType pt = KNIGHT) {
return Move(T + ((pt - KNIGHT) << 12) + (from << 6) + to);