Фото: Fars Media Corporation / Wikimedia
Что думаешь? Оцени!，详情可参考雷电模拟器官方版本下载
You can also use an arbitrary block as a filter: ，详情可参考夫子
Екатерина Грищенко (старший редактор отдела «Бывший СССР»)
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.