Remove total time cap on single legal move

official-pikafish · Mar 9, 2024 · e27f07a · e27f07a
1 parent 8a4b3f0
commit e27f07a
Showing 1 changed file with 1 addition and 5 deletions.
diff --git a/src/search.cpp b/src/search.cpp
@@ -383,7 +383,7 @@ void Search::Worker::iterative_deepening() {
             double fallingEval = (73 + 19 * (mainThread->bestPreviousAverageScore - bestValue)
                                   + 5 * (mainThread->iterValue[iterIdx] - bestValue))
                                / 700.44;
-            fallingEval = std::clamp(fallingEval, 0.5, 1.6);
+            fallingEval = std::clamp(fallingEval, 0.50, 1.60);
 
             // If the bestMove is stable over several iterations, reduce time accordingly
             timeReduction    = lastBestMoveDepth + 10 < completedDepth ? 1.85 : 0.64;
@@ -393,10 +393,6 @@ void Search::Worker::iterative_deepening() {
             double totalTime =
               mainThread->tm.optimum() * fallingEval * reduction * bestMoveInstability;
 
-            // Cap used time in case of a single legal move for a better viewer experience
-            if (rootMoves.size() == 1)
-                totalTime = std::min(500.0, totalTime);
-
             if (completedDepth >= 9 && nodesEffort >= 94
                 && mainThread->tm.elapsed(threads.nodes_searched()) > totalTime * 0.75
                 && !mainThread->ponder)