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 ];BGJ5^j
type : table K"~Tk`[0Q
fresnel Da_8Q(XFe
stack !O=?n<Ex"
grating {ctEjgiE
anistropic ~x<nz/^
coating DLL VrL==aTYXs
scatter model: 566vjE
ABg v=!Ap ; 2L
Elliptical ABg :|hFpLt
Elliptical Gaussian RiHOX&-7
Table BSDF 5Z2E))UU
Asymmetric Table BSDF