pyramid ratio的用法和樣例：
例句
- As each point on the surface is being shaded the Sampler Info node determines the Facing Ratio value for that point.
在被著(zhù)色表面上的每一個(gè)點(diǎn)上，采樣信息節點(diǎn)決定這個(gè)點(diǎn)的分形比率。 - In essence, this approach allows for what can be thought of as a texture mapped Facing Ratio.
基本上，這個(gè)方法是允許為什么能被考慮作為一個(gè)紋理貼圖的分形比率。
