遮罩类型在网格导航寻路实体组件进行设置，或者在脚本中进行控制。

The area mask can be set in the agent properties, or thebitmask can be manipulated using a script at runtime.

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用户也能关掉额外的视觉辅助，蓝色导航点，以及照片上的网格。

You can also choose to turn on or off additional visual aids, the blue navigation dots, or the grid.

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这是用来导航的巨大几何网格的一部分。

It was part of a giant geometric grid used for navigating.

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