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/*
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    Texel - A UCI chess engine.
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    Copyright (C) 2013  Peter Österlund, peterosterlund2@gmail.com
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    This program 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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    This program 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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/*
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 * searchUtil.hpp
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 *
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 *  Created on: Jul 15, 2013
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 *      Author: petero
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 */
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#ifndef SEARCHUTIL_HPP_
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#define SEARCHUTIL_HPP_
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#include "move.hpp"
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class SearchTreeInfo {
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public:
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    SearchTreeInfo();
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    bool allowNullMove;    // Don't allow two null-moves in a row
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    Move bestMove;         // Copy of the best found move at this ply
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    Move currentMove;      // Move currently being searched
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    int currentMoveNo;     // Index of currentMove in move list
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    int lmr;               // LMR reduction amount
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    U64 nodeIdx;           // For tree logging
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    Move singularMove;     // Non-empty when searching for second best
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                           // move to determine if best move is singular
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};
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inline
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SearchTreeInfo::SearchTreeInfo()
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    : allowNullMove(true), currentMoveNo(0),
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      lmr(0), nodeIdx(0) {
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}
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#endif /* SEARCHUTIL_HPP_ */