replace PriorityQueue with cache-friendly binary heap#3332
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replace PriorityQueue with cache-friendly binary heap#3332
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…allel double[] weights (-14.6%)
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I gave the AI the task to find performance improvements and this was one of the results which gives a >10% query speed improvement but not for CH routing queries.
This should use slightly more memory as it is one array more.
(Here is a similar change).