# With a specific model
嚴重衝擊全軍官兵團結奮進的政治思想基礎；，更多细节参见51吃瓜
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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.
Processor: M5 with 10-core CPU and up to a 10-core GPU，推荐阅读夫子获取更多信息