mix material disables bump mapping
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mix material disables bump mapping
I don't know if this was always the case, but when I mix two materials I lose bump mapping completely.
Re: mix material disables bump mapping
I was answering you in other thread:
Mix material has some specific rule about bump mapping, it depends if you are using bump mapping on the child nodes or the Mix node; there is also some known difference between CPU and OpenCL rendering but I assume the (other) topic problem is not related to Mix material. I will check.