/*
Stockfish, a UCI chess playing engine derived from Glaurung 2.1
Copyright (C) 2004-2008 Tord Romstad (Glaurung author)
- Copyright (C) 2008-2014 Marco Costalba, Joona Kiiski, Tord Romstad
+ Copyright (C) 2008-2015 Marco Costalba, Joona Kiiski, Tord Romstad
Stockfish is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
-#include <algorithm>
#include <fstream>
#include <iostream>
#include <istream>
namespace {
-const char* Defaults[] = {
+const vector<string> Defaults = {
"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",
"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
+ "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
+ "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
};
/// be used, the limit value spent for each position (optional, default is
/// depth 13), an optional file name where to look for positions in FEN
/// format (defaults are the positions defined above) and the type of the
-/// limit value: depth (default), time in secs or number of nodes.
+/// limit value: depth (default), time in millisecs or number of nodes.
void benchmark(const Position& current, istream& is) {
TT.clear();
if (limitType == "time")
- limits.movetime = 1000 * atoi(limit.c_str()); // movetime is in ms
+ limits.movetime = stoi(limit); // movetime is in ms
else if (limitType == "nodes")
- limits.nodes = atoi(limit.c_str());
+ limits.nodes = stoi(limit);
else if (limitType == "mate")
- limits.mate = atoi(limit.c_str());
+ limits.mate = stoi(limit);
else
- limits.depth = atoi(limit.c_str());
+ limits.depth = stoi(limit);
if (fenFile == "default")
- fens.assign(Defaults, Defaults + 37);
+ fens = Defaults;
else if (fenFile == "current")
fens.push_back(current.fen());
else
{
string fen;
- ifstream file(fenFile.c_str());
+ ifstream file(fenFile);
if (!file.is_open())
{
uint64_t nodes = 0;
Search::StateStackPtr st;
- Time::point elapsed = Time::now();
+ TimePoint elapsed = now();
for (size_t i = 0; i < fens.size(); ++i)
{
}
}
- elapsed = std::max(Time::now() - elapsed, Time::point(1)); // Avoid a 'divide by zero'
+ elapsed = now() - elapsed + 1; // Ensure positivity to avoid a 'divide by zero'
dbg_print(); // Just before to exit