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Add smart_fen_skipping option to learn.

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This commit is contained in:
Tomasz Sobczyk
2020-11-22 18:05:59 +01:00
committed by nodchip
parent ee13cfce67
commit 9030020a85
1 changed files with 11 additions and 1 deletions
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12
src/learn/learn.cpp
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@@ -400,6 +400,7 @@ namespace Learner
bool skip_duplicated_positions_in_training = true;
bool assume_quiet = false;
bool smart_fen_skipping = false;
double learning_rate = 1.0;
@@ -680,7 +681,8 @@ namespace Learner
goto RETRY_READ;
}
if (!params.assume_quiet)
// We don't need to qsearch when doing smart skipping
if (!params.assume_quiet && !params.smart_fen_skipping)
{
int ply = 0;
pos.do_move((Move)ps.move, state[ply++]);
@@ -694,6 +696,13 @@ namespace Learner
}
}
if (params.smart_fen_skipping
&& (pos.capture_or_promotion((Move)ps.move)
|| pos.checkers()))
{
goto RETRY_READ;
}
// We want to position being trained on not to be terminal
if (MoveList<LEGAL>(pos).size() == 0)
goto RETRY_READ;
@@ -1115,6 +1124,7 @@ namespace Learner
}
else if (option == "verbose") params.verbose = true;
else if (option == "assume_quiet") params.assume_quiet = true;
else if (option == "smart_fen_skipping") params.smart_fen_skipping = true;
else
{
out << "INFO: Unknown option: " << option << ". Ignoring.\n";