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 3f>9tUWhTy
type : table +U'n|>t9
fresnel I 8
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stack U e-AF#
grating &]f8Xd
anistropic 8\)4waz$
coating DLL -0'<7FSQ
scatter model: %U<lS.i
ABg ! qtj1.w
Elliptical ABg Mu.tq~b >
Elliptical Gaussian 8eCh5*_$
Table BSDF `&)
Asymmetric Table BSDF