- As each point on the surface is being shaded the Sampler Info node determines the Facing Ratio value for that point.
在被着色表面上的每一个点上，采样信息节点决定这个点的分形比率。
- In essence, this approach allows for what can be thought of as a texture mapped Facing Ratio.
基本上，这个方法是允许为什么能被考虑作为一个纹理贴图的分形比率。
