The algorithm walks the tree recursively. At each node, it checks: does this node's bounding box overlap with the query rectangle? If not, the entire subtree gets pruned (skipped). If it does overlap, it tests the node's points against the query and recurses into the children.
And while this implementation is California-specific, it does speak to a wider desire from governments to enforce age verification on a legal level—even if in this case, it seems virtually impossible to effectively enact.
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华为 2025 年销售收入超 8800 亿元、鸿蒙设备破 4000 万。同城约会是该领域的重要参考
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NZDT — 3 a.m. (Feb. 28)