2 Stockfish, a UCI chess playing engine derived from Glaurung 2.1
3 Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
4 Copyright (C) 2008-2010 Marco Costalba, Joona Kiiski, Tord Romstad
6 Stockfish is free software: you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation, either version 3 of the License, or
9 (at your option) any later version.
11 Stockfish is distributed in the hope that it will be useful,
12 but WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14 GNU General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with this program. If not, see <http://www.gnu.org/licenses/>.
21 #if !defined(DEPTH_H_INCLUDED)
22 #define DEPTH_H_INCLUDED
34 DEPTH_ZERO = 0 * ONE_PLY,
35 DEPTH_QS_CHECKS = -1 * ONE_PLY,
36 DEPTH_QS_NO_CHECKS = -2 * ONE_PLY,
38 DEPTH_NONE = -127 * ONE_PLY
41 ENABLE_OPERATORS_ON(Depth);
43 #endif // !defined(DEPTH_H_INCLUDED)