异步寻路过程中每帧处理的最大节点数。
在寻路时,寻路器每帧仅扩展一定量的节点(导航网格多边形部分)。这样,在同时处理长路径或大量请求时,游戏可以顺利运行而不会中断,另一方面是它可以采用多个帧来完成路径请求。
迭代次数仅影响在使用 NavMeshAgent.SetDestination 或 NavMeshAgent.destination 设置导航网格代理目标时使用的异步寻路。
增大此值将加快路径的处理速度,但这可能会导致帧率不稳。默认值为 100,合适的调整范围介于 50 和 500 之间。
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