The tree is rebuilt every frame. For scenes of this scale, quadtree construction is fast enough to rebuild from scratch each frame, though larger simulations may benefit from incremental updates. Each particle queries its neighborhood for potential collisions, typically checking only 5 to 15 candidates instead of all 40. Red highlights indicate colliding pairs.
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，这一点在夫子中也有详细论述
Number (6): Everything in this space must add up to 6. The answer is 6-3, placed vertically; 3-2, placed vertically.，推荐阅读搜狗输入法下载获取更多信息
But do you really want to write all that additional code? It seems
这次更新，真正值得关注的，其实不是又多了一个 Agent 工具。