请高人帮忙解释一下这几个参数分别是干什么用的,有什么区别 #j!RbW
type : table HP/f`8
fresnel {w/{)BnPG
stack Yz"B
grating 0^l)9zE
anistropic o|r8x_!+
coating DLL 3W&f^*
scatter model: Xaz`L
ABg +OEheG8
Elliptical ABg x?5D>M/Y
Elliptical Gaussian L$T23*9XY
Table BSDF yiourR)H<
Asymmetric Table BSDF