"CAS" <sup### [at] cstnetcn> wrote:
> I want to ask how should I set the value of ambient and diffuse ?
> "pigment {color rgb spectral}" I only used the reflection of object . I do not
> need to consider the ambient and diffuse ,but I want to ask whether  need I to
> set the parameters of ambient and diffuse ?If need, "#default{ finish{ ambient
> 0.1 diffuse 0.9 }}"is OK?

It's up to you. Does your scene look fine to you?

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