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Add "Null driven IID" UCI option (default true)

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Signed-off-by: Marco Costalba <mcostalba@gmail.com>
This commit is contained in:
Marco Costalba
2008-12-08 10:57:40 +01:00
parent c172af1b61
commit 8d86c87e1e
2 changed files with 2 additions and 0 deletions
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1
src/search.cpp
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@@ -393,6 +393,7 @@ void think(const Position &pos, bool infinite, bool ponder, int side_to_move,
if (UseLogFile) if (UseLogFile)
LogFile.open(get_option_value_string("Search Log Filename").c_str(), std::ios::out | std::ios::app); LogFile.open(get_option_value_string("Search Log Filename").c_str(), std::ios::out | std::ios::app);
UseNullDrivenIID = get_option_value_bool("Null driven IID");
UseQSearchFutilityPruning = get_option_value_bool("Futility Pruning (Quiescence Search)"); UseQSearchFutilityPruning = get_option_value_bool("Futility Pruning (Quiescence Search)");
UseFutilityPruning = get_option_value_bool("Futility Pruning (Main Search)"); UseFutilityPruning = get_option_value_bool("Futility Pruning (Main Search)");

1
src/ucioption.cpp
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@@ -120,6 +120,7 @@ namespace {
o.push_back(Option("Full Depth Moves (non-PV nodes)", 3, 1, 100)); o.push_back(Option("Full Depth Moves (non-PV nodes)", 3, 1, 100));
o.push_back(Option("Threat Depth", 5, 0, 100)); o.push_back(Option("Threat Depth", 5, 0, 100));
o.push_back(Option("Selective Plies", 7, 0, 10)); o.push_back(Option("Selective Plies", 7, 0, 10));
o.push_back(Option("Null driven IID", true));
o.push_back(Option("Futility Pruning (Main Search)", true)); o.push_back(Option("Futility Pruning (Main Search)", true));
o.push_back(Option("Futility Pruning (Quiescence Search)", true)); o.push_back(Option("Futility Pruning (Quiescence Search)", true));
o.push_back(Option("Futility Margin 0", 50, 0, 1000)); o.push_back(Option("Futility Margin 0", 50, 0, 1000));