丝绒 BSDF
Cycles Only
The Velvet BSDF is used to add reflection to materials such as cloth. It is meant to be used together with other shaders (such as a Diffuse Shader) and is not particularly useful on its own.
颜色
西格玛
符合正态分布,可用于控制峰值的锐度。可被认为是一种 粗糙度。
法向
这个节点没有属性。
双向散射分布函数
标准着色器输出。