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Commit 2d3f2daf authored by Keisuke Kuroynagi's avatar Keisuke Kuroynagi
Browse files

Check compound distance of node and prune useless node after creating new word. 

Before:
136309.89 ms
After:
73133.95 ms

Bug: 8591918

Change-Id: If029b768e2b459c0e566188bcf425f71b2df866d
parent 286877b3

native/jni/src/suggest/core/suggest.cpp

+7 −1
Original line number Diff line number Diff line
@@ -530,6 +530,12 @@ void Suggest::createNextWordDicNode(DicTraverseSession *traverseSession, DicNode 
            CT_NEW_WORD_SPACE_SUBSTITUTION : CT_NEW_WORD_SPACE_OMITTION;

    Weighting::addCostAndForwardInputIndex(WEIGHTING, correctionType, traverseSession, dicNode,

            &newDicNode, traverseSession->getMultiBigramMap());

    if (newDicNode.getCompoundDistance() < static_cast<float>(MAX_VALUE_FOR_WEIGHTING)) {

        // newDicNode is worth continuing to traverse.

        // CAVEAT: This pruning is important for speed. Remove this when we can afford not to prune

        // here because here is not the right place to do pruning. Pruning should take place only

        // in DicNodePriorityQueue.

        traverseSession->getDicTraverseCache()->copyPushNextActive(&newDicNode);

    }

}

} // namespace latinime