2 Glaurung, a UCI chess playing engine.
3 Copyright (C) 2004-2008 Tord Romstad
5 Glaurung is free software: you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation, either version 3 of the License, or
8 (at your option) any later version.
10 Glaurung is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
15 You should have received a copy of the GNU General Public License
16 along with this program. If not, see <http://www.gnu.org/licenses/>.
25 #include "benchmark.h"
28 #include "ucioption.h"
35 const std::string BenchmarkPositions[15] = {
36 "r4rk1/1b2qppp/p1n1p3/1p6/1b1PN3/3BRN2/PP3PPP/R2Q2K1 b - - 7 16",
37 "4r1k1/ppq3pp/3b4/2pP4/2Q1p3/4B1P1/PP5P/R5K1 b - - 0 20",
38 "4rrk1/pp1n3p/3q2pQ/2p1pb2/2PP4/2P3N1/P2B2PP/4RRK1 b - - 7 19",
39 "rq3rk1/ppp2ppp/1bnpb3/3N2B1/3NP3/7P/PPPQ1PP1/2KR3R w - - 7 14",
40 "r1bq1r1k/1pp1n1pp/1p1p4/4p2Q/4Pp2/1BNP4/PPP2PPP/3R1RK1 w - - 2 14",
41 "r3r1k1/2p2ppp/p1p1bn2/8/1q2P3/2NPQN2/PPP3PP/R4RK1 b - - 2 15",
42 "r1bbk1nr/pp3p1p/2n5/1N4p1/2Np1B2/8/PPP2PPP/2KR1B1R w kq - 0 13",
43 "r1bq1rk1/ppp1nppp/4n3/3p3Q/3P4/1BP1B3/PP1N2PP/R4RK1 w - - 1 16",
44 "4r1k1/r1q2ppp/ppp2n2/4P3/5Rb1/1N1BQ3/PPP3PP/R5K1 w - - 1 17",
45 "2rqkb1r/ppp2p2/2npb1p1/1N1Nn2p/2P1PP2/8/PP2B1PP/R1BQK2R b KQ - 0 11",
46 "r1bq1r1k/b1p1npp1/p2p3p/1p6/3PP3/1B2NN2/PP3PPP/R2Q1RK1 w - - 1 16",
47 "3r1rk1/p5pp/bpp1pp2/8/q1PP1P2/b3P3/P2NQRPP/1R2B1K1 b - - 6 22",
48 "r1q2rk1/2p1bppp/2Pp4/p6b/Q1PNp3/4B3/PP1R1PPP/2K4R w - - 2 18",
49 "4k2r/1pb2ppp/1p2p3/1R1p4/3P4/2r1PN2/P4PPP/1R4K1 b - 3 22",
50 "3q2k1/pb3p1p/4pbp1/2r5/PpN2N2/1P2P2P/5PP1/Q2R2K1 b - - 4 26"
58 /// benchmark() runs a simple benchmark by letting Glaurung analyze 15
59 /// positions for 60 seconds each. There are two parameters; the
60 /// transposition table size and the number of search threads that should
61 /// be used. The analysis is written to a file named bench.txt.
63 void benchmark(const std::string& commandLine) {
66 Move moves[1] = {MOVE_NONE};
67 std::string ttSize, threads, fileName;
68 std::istringstream csVal(commandLine);
69 std::istringstream csStr(commandLine);
74 if (val < 4 || val > 1024)
76 std::cerr << "The hash table size must be between 4 and 1024" << std::endl;
81 if (val < 1 || val > THREAD_MAX)
83 std::cerr << "The number of threads must be between 1 and " << THREAD_MAX
87 set_option_value("Hash", ttSize);
88 set_option_value("Threads", threads);
89 set_option_value("OwnBook", "false");
90 set_option_value("Use Search Log", "true");
91 set_option_value("Search Log Filename", "bench.txt");
93 csVal >> time; // In seconds
96 if (fileName != "default")
99 for (int i = 0; i < 15; i++)
101 pos.from_fen(BenchmarkPositions[i]);
102 think(pos, true, false, 0, 0, 0, 0, 0, time * 1000, moves);