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
31 DEPTH_NONE = -127 * OnePly
39 inline Depth operator+ (Depth d, int i) { return Depth(int(d) + i); }
40 inline Depth operator+ (Depth d1, Depth d2) { return Depth(int(d1) + int(d2)); }
41 inline void operator+= (Depth &d, int i) { d = Depth(int(d) + i); }
42 inline void operator+= (Depth &d1, Depth d2) { d1 += int(d2); }
43 inline Depth operator- (Depth d, int i) { return Depth(int(d) - i); }
44 inline Depth operator- (Depth d1, Depth d2) { return Depth(int(d1) - int(d2)); }
45 inline void operator-= (Depth &d, int i) { d = Depth(int(d) - i); }
46 inline void operator-= (Depth &d1, Depth d2) { d1 -= int(d2); }
47 inline Depth operator* (Depth d, int i) { return Depth(int(d) * i); }
48 inline Depth operator* (int i, Depth d) { return Depth(int(d) * i); }
49 inline void operator*= (Depth &d, int i) { d = Depth(int(d) * i); }
50 inline Depth operator/ (Depth d, int i) { return Depth(int(d) / i); }
51 inline void operator/= (Depth &d, int i) { d = Depth(int(d) / i); }
54 #endif // !defined(DEPTH_H_INCLUDED)