/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
- Copyright (C) 2004-2020 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
#include "types.h"
+namespace Stockfish {
+
class Position;
namespace Eval {
- std::string trace(const Position& pos);
- Value evaluate(const Position& pos);
+std::string trace(Position& pos);
+
+Value simple_eval(const Position& pos, Color c);
+Value evaluate(const Position& pos);
+
+extern std::string currentEvalFileName;
- extern bool useNNUE;
- extern std::string eval_file_loaded;
+// The default net name MUST follow the format nn-[SHA256 first 12 digits].nnue
+// for the build process (profile-build and fishtest) to work. Do not change the
+// name of the macro, as it is used in the Makefile.
+#define EvalFileDefaultName "nn-0000000000a0.nnue"
- // The default net name MUST follow the format nn-[SHA256 first 12 digits].nnue
- // for the build process (profile-build and fishtest) to work. Do not change the
- // name of the macro, as it is used in the Makefile.
- #define EvalFileDefaultName "nn-2eb2e0707c2b.nnue"
+namespace NNUE {
- namespace NNUE {
+void init();
+void verify();
- Value evaluate(const Position& pos);
- bool load_eval(std::string name, std::istream& stream);
- void init();
- void verify();
+} // namespace NNUE
- } // namespace NNUE
+} // namespace Eval
-} // namespace Eval
+} // namespace Stockfish
-#endif // #ifndef EVALUATE_H_INCLUDED
+#endif // #ifndef EVALUATE_H_INCLUDED