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Minor change to time management code, to make sure we don't lose on

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time at the last move before the time control when there is very
little time left.
This commit is contained in:
Tord Romstad
2009-10-07 18:27:00 +02:00
parent 18cd83a380
commit 8dd01fda12
1 changed files with 6 additions and 1 deletions
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7
src/search.cpp
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@@ -446,7 +446,8 @@ bool think(const Position& pos, bool infinite, bool ponder, int side_to_move,
if (movesToGo == 1)
{
MaxSearchTime = myTime / 2;
AbsoluteMaxSearchTime = Min(myTime / 2, myTime - 500);
AbsoluteMaxSearchTime =
(myTime > 3000)? (myTime - 500) : ((myTime * 3) / 4);
} else {
MaxSearchTime = myTime / Min(movesToGo, 20);
AbsoluteMaxSearchTime = Min((4 * myTime) / movesToGo, myTime / 3);
@@ -470,6 +471,10 @@ bool think(const Position& pos, bool infinite, bool ponder, int side_to_move,
NodesBetweenPolls = Min(MaxNodes, 30000);
InfiniteSearch = true; // HACK
}
else if (myTime < 1000)
NodesBetweenPolls = 100;
else if (myTime < 5000)
NodesBetweenPolls = 1000;
else
NodesBetweenPolls = 30000;