The spatial view (the grid of rectangles) and the tree view (the hierarchy of nodes) represent the same structure. Searching for a point means walking down the tree: at each node, you check which of the four children contains your target coordinate and recurse into that child. You never visit the other three.
Here's the equivalent with the new API:。业内人士推荐快连下载-Letsvpn下载作为进阶阅读
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生成式媒体：一个没有霸主的战场
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