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Revert "Improve multiPV mode"

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This reverts commit a8de07cc26.
This commit is contained in:
joergoster 2019-07-04 11:02:32 +02:00 • committed by Stéphane Nicolet
parent 8152a74ab4
commit fcee0ce6a3
2 changed files with 2 additions and 8 deletions
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8
src/search.cpp
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@ -341,7 +341,7 @@ void Thread::search() {
bestValue = delta = alpha = -VALUE_INFINITE; bestValue = delta = alpha = -VALUE_INFINITE;
beta = VALUE_INFINITE; beta = VALUE_INFINITE;
multiPV = Options["MultiPV"]; size_t multiPV = Options["MultiPV"];
// Pick integer skill levels, but non-deterministically round up or down // Pick integer skill levels, but non-deterministically round up or down
// such that the average integer skill corresponds to the input floating point one. // such that the average integer skill corresponds to the input floating point one.
@ -934,12 +934,6 @@ moves_loop: // When in check, search starts from here
sync_cout << "info depth " << depth / ONE_PLY sync_cout << "info depth " << depth / ONE_PLY
<< " currmove " << UCI::move(move, pos.is_chess960()) << " currmove " << UCI::move(move, pos.is_chess960())
<< " currmovenumber " << moveCount + thisThread->pvIdx << sync_endl; << " currmovenumber " << moveCount + thisThread->pvIdx << sync_endl;
// In MultiPV mode also skip moves which will be searched later as PV moves
if (rootNode && std::count(thisThread->rootMoves.begin() + thisThread->pvIdx + 1,
thisThread->rootMoves.begin() + thisThread->multiPV, move))
continue;
if (PvNode) if (PvNode)
(ss+1)->pv = nullptr; (ss+1)->pv = nullptr;

2
src/thread.h
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@ -59,7 +59,7 @@ public:
Pawns::Table pawnsTable; Pawns::Table pawnsTable;
Material::Table materialTable; Material::Table materialTable;
size_t pvIdx, multiPV, pvLast, shuffleExts; size_t pvIdx, pvLast, shuffleExts;
int selDepth, nmpMinPly; int selDepth, nmpMinPly;
Color nmpColor; Color nmpColor;
std::atomic<uint64_t> nodes, tbHits, bestMoveChanges; std::atomic<uint64_t> nodes, tbHits, bestMoveChanges;