层次索引模板通过一组常驻显存的索引缓存序列，隐式地表示地形块细节层次。

It represents terrain blocks detail levels by using an index buffer sequence, which resides in video memeory.

youdao

层次索引模板通过一组常驻显存的索引缓存序列，隐式地表示地形块细节层次。

It represents terrain blocks detail levels by using an index buffer sequence, which resides in video memeory.

youdao