mirror of
https://github.com/opelly27/Stockfish.git
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Tomasz Sobczyk
900f249f59
Reduce from 3 to 2. Make the intent of the states clearer. STC: https://tests.stockfishchess.org/tests/view/60c50111457376eb8bcaad03 LLR: 2.95 (-2.94,2.94) <-2.50,0.50> Total: 61888 W: 5007 L: 4944 D: 51937 Ptnml(0-2): 164, 3947, 22649, 4030, 154 LTC: https://tests.stockfishchess.org/tests/view/60c52b1c457376eb8bcaad2c LLR: 2.94 (-2.94,2.94) <-2.50,0.50> Total: 20248 W: 688 L: 618 D: 18942 Ptnml(0-2): 7, 551, 8946, 605, 15 closes https://github.com/official-stockfish/Stockfish/pull/3548 No functional change.
38 lines
1.3 KiB
C++
38 lines
1.3 KiB
C++
/*
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Stockfish, a UCI chess playing engine derived from Glaurung 2.1
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Copyright (C) 2004-2021 The Stockfish developers (see AUTHORS file)
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Stockfish is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Stockfish is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// Class for difference calculation of NNUE evaluation function
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#ifndef NNUE_ACCUMULATOR_H_INCLUDED
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#define NNUE_ACCUMULATOR_H_INCLUDED
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#include "nnue_architecture.h"
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namespace Stockfish::Eval::NNUE {
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// Class that holds the result of affine transformation of input features
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struct alignas(CacheLineSize) Accumulator {
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std::int16_t accumulation[2][TransformedFeatureDimensions];
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std::int32_t psqtAccumulation[2][PSQTBuckets];
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bool computed[2];
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};
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} // namespace Stockfish::Eval::NNUE
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#endif // NNUE_ACCUMULATOR_H_INCLUDED
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