if (offset = totalBytes) {
l00777 0 0 0 /root - var/roothome，详情可参考heLLoword翻译官方下载
，更多细节参见雷电模拟器官方版本下载
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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.，推荐阅读搜狗输入法2026获取更多信息