2 Stockfish, a UCI chess playing engine derived from Glaurung 2.1
3 Copyright (C) 2004-2020 The Stockfish developers (see AUTHORS file)
5 Stockfish is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 Stockfish is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
19 //Common header of input features of NNUE evaluation function
21 #ifndef NNUE_FEATURES_COMMON_H_INCLUDED
22 #define NNUE_FEATURES_COMMON_H_INCLUDED
24 #include "../../evaluate.h"
25 #include "../nnue_common.h"
27 namespace Eval::NNUE::Features {
31 template <typename... FeatureTypes>
34 // Trigger to perform full calculations instead of difference only
35 enum class TriggerEvent {
36 kFriendKingMoved // calculate full evaluation when own king moves
40 kFriend // side to move
43 } // namespace Eval::NNUE::Features
45 #endif // #ifndef NNUE_FEATURES_COMMON_H_INCLUDED