kate/BadFish
1
0
Fork 0
mirror of https://github.com/sockspls/badfish synced 2025-04-30 16:53:09 +00:00
Code Issues Releases Wiki Activity

Show evaluation from white POV in trace

Browse source 
We chose this instead of negamax sign convention
(ie. from the point of view of the side to move)
because it is more in line to how the eval
table is presented.

Also some tweak to formatting while there.

No functional change.
This commit is contained in:
Marco Costalba 2014-03-30 10:11:32 +02:00
parent 9350d0dce5
commit 422c9c2acd
1 changed files with 11 additions and 15 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

26
src/evaluate.cpp
View file

@ -967,8 +967,8 @@ Value do_evaluate(const Position& pos) {
switch (idx) {
case PST: case IMBALANCE: case PAWN: case TOTAL:
ss << std::setw(20) << name << " | --- --- | --- --- | "
<< std::setw(6) << to_cp(mg_value(wScore - bScore)) << " "
<< std::setw(6) << to_cp(eg_value(wScore - bScore)) << " \n";
<< std::setw(5) << to_cp(mg_value(wScore - bScore)) << " "
<< std::setw(5) << to_cp(eg_value(wScore - bScore)) << " \n";
break;
default:
ss << std::setw(20) << name << " | " << std::noshowpos
@ -976,9 +976,8 @@ Value do_evaluate(const Position& pos) {
<< std::setw(5) << to_cp(eg_value(wScore)) << " | "
<< std::setw(5) << to_cp(mg_value(bScore)) << " "
<< std::setw(5) << to_cp(eg_value(bScore)) << " | "
<< std::showpos
<< std::setw(6) << to_cp(mg_value(wScore - bScore)) << " "
<< std::setw(6) << to_cp(eg_value(wScore - bScore)) << " \n";
<< std::setw(5) << to_cp(mg_value(wScore - bScore)) << " "
<< std::setw(5) << to_cp(eg_value(wScore - bScore)) << " \n";
}
}
@ -987,12 +986,13 @@ Value do_evaluate(const Position& pos) {
std::memset(terms, 0, sizeof(terms));
Value v = do_evaluate<true>(pos);
v = pos.side_to_move() == WHITE ? v : -v; // White's point of view
std::stringstream ss;
ss << std::showpoint << std::showpos << std::fixed << std::setprecision(2)
<< " Eval term | White | Black | Total \n"
<< " | MG EG | MG EG | MG EG \n"
<< "---------------------+-------------+-------------+---------------\n";
ss << std::showpoint << std::noshowpos << std::fixed << std::setprecision(2)
<< " Eval term | White | Black | Total \n"
<< " | MG EG | MG EG | MG EG \n"
<< "---------------------+-------------+-------------+-------------\n";
format_row(ss, "Material, PST, Tempo", PST);
format_row(ss, "Material imbalance", IMBALANCE);
@ -1007,14 +1007,10 @@ Value do_evaluate(const Position& pos) {
format_row(ss, "Passed pawns", PASSED);
format_row(ss, "Space", SPACE);
ss << "---------------------+-------------+-------------+---------------\n";
ss << "---------------------+-------------+-------------+-------------\n";
format_row(ss, "Total", TOTAL);
ss << "\nScaling: " << std::noshowpos
<< std::setw(6) << 100.0 * ei.mi->game_phase() / 128.0 << "% MG, "
<< std::setw(6) << 100.0 * (1.0 - ei.mi->game_phase() / 128.0) << "% * "
<< std::setw(6) << (100.0 * sf) / SCALE_FACTOR_NORMAL << "% EG.\n"
<< "Total evaluation: " << to_cp(v);
ss << "\nTotal Evaluation: " << to_cp(v) << " (white side)\n";
return ss.str();
}