X-Git-Url: https://git.sesse.net/?p=stockfish;a=blobdiff_plain;f=src%2Fmove.cpp;fp=src%2Fmove.cpp;h=4a9705446454d78298db32fec024985bb234f11b;hp=8cc0c004dac94bd27171ddefab6ce77d0baedce2;hb=2e2a4b4ea33fc0758067c5a83b9e6157fdf5d9a7;hpb=7f519a246327e164056bbd3e77ed5a672618094d diff --git a/src/move.cpp b/src/move.cpp index 8cc0c004..4a970544 100644 --- a/src/move.cpp +++ b/src/move.cpp @@ -19,9 +19,7 @@ #include #include -#include #include -#include #include "move.h" #include "movegen.h" @@ -29,12 +27,6 @@ using std::string; -namespace { - const string time_string(int milliseconds); - const string score_string(Value v); -} - - /// move_to_uci() converts a move to a string in coordinate notation /// (g1f3, a7a8q, etc.). The only special case is castling moves, where we /// print in the e1g1 notation in normal chess mode, and in e1h1 notation in @@ -162,93 +154,3 @@ const string move_to_san(Position& pos, Move m) { return san; } - - -/// pretty_pv() creates a human-readable string from a position and a PV. -/// It is used to write search information to the log file (which is created -/// when the UCI parameter "Use Search Log" is "true"). - -const string pretty_pv(Position& pos, int depth, Value score, int time, Move pv[]) { - - const int64_t K = 1000; - const int64_t M = 1000000; - const int startColumn = 28; - const size_t maxLength = 80 - startColumn; - const string lf = string("\n") + string(startColumn, ' '); - - StateInfo state[PLY_MAX_PLUS_2], *st = state; - Move* m = pv; - string san; - std::stringstream s; - size_t length = 0; - - // First print depth, score, time and searched nodes... - s << std::setw(2) << depth - << std::setw(8) << score_string(score) - << std::setw(8) << time_string(time); - - if (pos.nodes_searched() < M) - s << std::setw(8) << pos.nodes_searched() / 1 << " "; - else if (pos.nodes_searched() < K * M) - s << std::setw(7) << pos.nodes_searched() / K << "K "; - else - s << std::setw(7) << pos.nodes_searched() / M << "M "; - - // ...then print the full PV line in short algebraic notation - while (*m != MOVE_NONE) - { - san = move_to_san(pos, *m); - length += san.length() + 1; - - if (length > maxLength) - { - length = san.length() + 1; - s << lf; - } - s << san << ' '; - - pos.do_move(*m++, *st++); - } - - // Restore original position before to leave - while (m != pv) pos.undo_move(*--m); - - return s.str(); -} - - -namespace { - - const string time_string(int millisecs) { - - const int MSecMinute = 1000 * 60; - const int MSecHour = 1000 * 60 * 60; - - int hours = millisecs / MSecHour; - int minutes = (millisecs % MSecHour) / MSecMinute; - int seconds = ((millisecs % MSecHour) % MSecMinute) / 1000; - - std::stringstream s; - - if (hours) - s << hours << ':'; - - s << std::setfill('0') << std::setw(2) << minutes << ':' << std::setw(2) << seconds; - return s.str(); - } - - - const string score_string(Value v) { - - std::stringstream s; - - if (v >= VALUE_MATE - 200) - s << "#" << (VALUE_MATE - v + 1) / 2; - else if (v <= -VALUE_MATE + 200) - s << "-#" << (VALUE_MATE + v) / 2; - else - s << std::setprecision(2) << std::fixed << std::showpos << float(v) / PawnValueMidgame; - - return s.str(); - } -}