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https://issues.apache.org/jira/browse/LUCENE-9645?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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kkewwei updated LUCENE-9645:
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Description: In BKDReader$IndexTree, the private final variable
negativeDeltas seems useless. it will be only be used in
BKDReader.readNodeData(), we use negativeDeltas[level * numIndexDims +
splitDim] to check whether the current nod is left or right, but it can be
replaced by isLeft. (was: In BKDReader$IndexTree, the private final variable
negativeDeltas seems useless. it will be only be used in
BKDReader.readNodeData(), we use negativeDeltas[level * numIndexDims +
splitDim]` to check whether the current nod is left or right, but it can be
replaced by `isLeft`.)
> Delete useless negativeDeltas in BKDReader$IndexTree
> ----------------------------------------------------
>
> Key: LUCENE-9645
> URL: https://issues.apache.org/jira/browse/LUCENE-9645
> Project: Lucene - Core
> Issue Type: Improvement
> Components: core/other
> Affects Versions: 8.6.2
> Reporter: kkewwei
> Priority: Major
>
> In BKDReader$IndexTree, the private final variable negativeDeltas seems
> useless. it will be only be used in BKDReader.readNodeData(), we use
> negativeDeltas[level * numIndexDims + splitDim] to check whether the current
> nod is left or right, but it can be replaced by isLeft.
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