/*
- Glaurung, a UCI chess playing engine.
- Copyright (C) 2004-2008 Tord Romstad
+ Stockfish, a UCI chess playing engine derived from Glaurung 2.1
+ Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
+ Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
+ Copyright (C) 2015-2019 Marco Costalba, Joona Kiiski, Gary Linscott, Tord Romstad
- Glaurung is free software: you can redistribute it and/or modify
+ Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
-
- Glaurung is distributed in the hope that it will be useful,
+
+ Stockfish is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
-
+
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
+#include <fstream>
+#include <iostream>
+#include <istream>
+#include <vector>
-////
-//// Includes
-////
-
-#include "benchmark.h"
-#include "search.h"
-#include "thread.h"
-#include "ucioption.h"
+#include "position.h"
+using namespace std;
-////
-//// Variables
-////
+namespace {
-const std::string BenchmarkPositions[15] = {
- "r4rk1/1b2qppp/p1n1p3/1p6/1b1PN3/3BRN2/PP3PPP/R2Q2K1 b - - 7 16",
- "4r1k1/ppq3pp/3b4/2pP4/2Q1p3/4B1P1/PP5P/R5K1 b - - 0 20",
+const vector<string> Defaults = {
+ "setoption name UCI_Chess960 value false",
+ "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w KQkq - 0 1",
+ "r3k2r/p1ppqpb1/bn2pnp1/3PN3/1p2P3/2N2Q1p/PPPBBPPP/R3K2R w KQkq - 0 10",
+ "8/2p5/3p4/KP5r/1R3p1k/8/4P1P1/8 w - - 0 11",
"4rrk1/pp1n3p/3q2pQ/2p1pb2/2PP4/2P3N1/P2B2PP/4RRK1 b - - 7 19",
- "rq3rk1/ppp2ppp/1bnpb3/3N2B1/3NP3/7P/PPPQ1PP1/2KR3R w - - 7 14",
- "r1bq1r1k/1pp1n1pp/1p1p4/4p2Q/4Pp2/1BNP4/PPP2PPP/3R1RK1 w - - 2 14",
+ "rq3rk1/ppp2ppp/1bnpb3/3N2B1/3NP3/7P/PPPQ1PP1/2KR3R w - - 7 14 moves d4e6",
+ "r1bq1r1k/1pp1n1pp/1p1p4/4p2Q/4Pp2/1BNP4/PPP2PPP/3R1RK1 w - - 2 14 moves g2g4",
"r3r1k1/2p2ppp/p1p1bn2/8/1q2P3/2NPQN2/PPP3PP/R4RK1 b - - 2 15",
"r1bbk1nr/pp3p1p/2n5/1N4p1/2Np1B2/8/PPP2PPP/2KR1B1R w kq - 0 13",
"r1bq1rk1/ppp1nppp/4n3/3p3Q/3P4/1BP1B3/PP1N2PP/R4RK1 w - - 1 16",
"r1bq1r1k/b1p1npp1/p2p3p/1p6/3PP3/1B2NN2/PP3PPP/R2Q1RK1 w - - 1 16",
"3r1rk1/p5pp/bpp1pp2/8/q1PP1P2/b3P3/P2NQRPP/1R2B1K1 b - - 6 22",
"r1q2rk1/2p1bppp/2Pp4/p6b/Q1PNp3/4B3/PP1R1PPP/2K4R w - - 2 18",
- "4k2r/1pb2ppp/1p2p3/1R1p4/3P4/2r1PN2/P4PPP/1R4K1 b - 3 22",
- "3q2k1/pb3p1p/4pbp1/2r5/PpN2N2/1P2P2P/5PP1/Q2R2K1 b - - 4 26"
+ "4k2r/1pb2ppp/1p2p3/1R1p4/3P4/2r1PN2/P4PPP/1R4K1 b - - 3 22",
+ "3q2k1/pb3p1p/4pbp1/2r5/PpN2N2/1P2P2P/5PP1/Q2R2K1 b - - 4 26",
+ "6k1/6p1/6Pp/ppp5/3pn2P/1P3K2/1PP2P2/3N4 b - - 0 1",
+ "3b4/5kp1/1p1p1p1p/pP1PpP1P/P1P1P3/3KN3/8/8 w - - 0 1",
+ "2K5/p7/7P/5pR1/8/5k2/r7/8 w - - 0 1 moves g5g6 f3e3 g6g5 e3f3",
+ "8/6pk/1p6/8/PP3p1p/5P2/4KP1q/3Q4 w - - 0 1",
+ "7k/3p2pp/4q3/8/4Q3/5Kp1/P6b/8 w - - 0 1",
+ "8/2p5/8/2kPKp1p/2p4P/2P5/3P4/8 w - - 0 1",
+ "8/1p3pp1/7p/5P1P/2k3P1/8/2K2P2/8 w - - 0 1",
+ "8/pp2r1k1/2p1p3/3pP2p/1P1P1P1P/P5KR/8/8 w - - 0 1",
+ "8/3p4/p1bk3p/Pp6/1Kp1PpPp/2P2P1P/2P5/5B2 b - - 0 1",
+ "5k2/7R/4P2p/5K2/p1r2P1p/8/8/8 b - - 0 1",
+ "6k1/6p1/P6p/r1N5/5p2/7P/1b3PP1/4R1K1 w - - 0 1",
+ "1r3k2/4q3/2Pp3b/3Bp3/2Q2p2/1p1P2P1/1P2KP2/3N4 w - - 0 1",
+ "6k1/4pp1p/3p2p1/P1pPb3/R7/1r2P1PP/3B1P2/6K1 w - - 0 1",
+ "8/3p3B/5p2/5P2/p7/PP5b/k7/6K1 w - - 0 1",
+
+ // 5-man positions
+ "8/8/8/8/5kp1/P7/8/1K1N4 w - - 0 1", // Kc2 - mate
+ "8/8/8/5N2/8/p7/8/2NK3k w - - 0 1", // Na2 - mate
+ "8/3k4/8/8/8/4B3/4KB2/2B5 w - - 0 1", // draw
+
+ // 6-man positions
+ "8/8/1P6/5pr1/8/4R3/7k/2K5 w - - 0 1", // Re5 - mate
+ "8/2p4P/8/kr6/6R1/8/8/1K6 w - - 0 1", // Ka2 - mate
+ "8/8/3P3k/8/1p6/8/1P6/1K3n2 b - - 0 1", // Nd2 - draw
+
+ // 7-man positions
+ "8/R7/2q5/8/6k1/8/1P5p/K6R w - - 0 124", // Draw
+
+ // Mate and stalemate positions
+ "6k1/3b3r/1p1p4/p1n2p2/1PPNpP1q/P3Q1p1/1R1RB1P1/5K2 b - - 0 1",
+ "r2r1n2/pp2bk2/2p1p2p/3q4/3PN1QP/2P3R1/P4PP1/5RK1 w - - 0 1",
+ "8/8/8/8/8/6k1/6p1/6K1 w - -",
+ "7k/7P/6K1/8/3B4/8/8/8 b - -",
+
+ // Chess 960
+ "setoption name UCI_Chess960 value true",
+ "bbqnnrkr/pppppppp/8/8/8/8/PPPPPPPP/BBQNNRKR w KQkq - 0 1 moves g2g3 d7d5 d2d4 c8h3 c1g5 e8d6 g5e7 f7f6",
+ "setoption name UCI_Chess960 value false"
};
-
-
-////
-//// Functions
-////
-
-/// benchmark() runs a simple benchmark by letting Glaurung analyze 15
-/// positions for 60 seconds each. There are two parameters; the
-/// transposition table size and the number of search threads that should
-/// be used. The analysis is written to a file named bench.txt.
-
-void benchmark(const std::string &ttSize, const std::string &threads) {
- Position pos;
- Move moves[1] = {MOVE_NONE};
- int i;
-
- i = atoi(ttSize.c_str());
- if(i < 4 || i > 1024) {
- std::cerr << "The hash table size must be between 4 and 1024" << std::endl;
- exit(EXIT_FAILURE);
- }
- i = atoi(threads.c_str());
- if(i < 1 || i > THREAD_MAX) {
- std::cerr << "The number of threads must be between 1 and " << THREAD_MAX
- << std::endl;
- exit(EXIT_FAILURE);
- }
-
- set_option_value("Hash", ttSize);
- set_option_value("Threads", threads);
- set_option_value("OwnBook", "false");
- set_option_value("Use Search Log", "true");
- set_option_value("Search Log Filename", "bench.txt");
-
- for(i = 0; i < 15; i++) {
- pos.from_fen(BenchmarkPositions[i]);
- think(pos, true, false, 0, 0, 0, 0, 0, 60000, moves);
+} // namespace
+
+/// setup_bench() builds a list of UCI commands to be run by bench. There
+/// are five parameters: TT size in MB, number of search threads that
+/// should be used, the limit value spent for each position, a file name
+/// where to look for positions in FEN format and the type of the limit:
+/// depth, perft, nodes and movetime (in millisecs).
+///
+/// bench -> search default positions up to depth 13
+/// bench 64 1 15 -> search default positions up to depth 15 (TT = 64MB)
+/// bench 64 4 5000 current movetime -> search current position with 4 threads for 5 sec
+/// bench 64 1 100000 default nodes -> search default positions for 100K nodes each
+/// bench 16 1 5 default perft -> run a perft 5 on default positions
+
+vector<string> setup_bench(const Position& current, istream& is) {
+
+ vector<string> fens, list;
+ string go, token;
+
+ // Assign default values to missing arguments
+ string ttSize = (is >> token) ? token : "16";
+ string threads = (is >> token) ? token : "1";
+ string limit = (is >> token) ? token : "13";
+ string fenFile = (is >> token) ? token : "default";
+ string limitType = (is >> token) ? token : "depth";
+
+ go = "go " + limitType + " " + limit;
+
+ if (fenFile == "default")
+ fens = Defaults;
+
+ else if (fenFile == "current")
+ fens.push_back(current.fen());
+
+ else
+ {
+ string fen;
+ ifstream file(fenFile);
+
+ if (!file.is_open())
+ {
+ cerr << "Unable to open file " << fenFile << endl;
+ exit(EXIT_FAILURE);
+ }
+
+ while (getline(file, fen))
+ if (!fen.empty())
+ fens.push_back(fen);
+
+ file.close();
}
-
+
+ list.emplace_back("setoption name Threads value " + threads);
+ list.emplace_back("setoption name Hash value " + ttSize);
+ list.emplace_back("ucinewgame");
+
+ for (const string& fen : fens)
+ if (fen.find("setoption") != string::npos)
+ list.emplace_back(fen);
+ else
+ {
+ list.emplace_back("position fen " + fen);
+ list.emplace_back(go);
+ }
+
+ return list;
}
projects / stockfish / blobdiff