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View Full Version : Is there a mental ray equivalent of "use background"?

Phattee
11-04-2009, 01:37 AM
Is there some sort of mental ray shader I can plop onto an object so it doesn't get included in the alpha channel?
TaKIKO
11-04-2009, 02:08 AM
Yes there is, its a maya material and its called usedBackround.
bigbossfr
11-04-2009, 11:47 AM
mip_matteshadow.
Giap
11-04-2009, 08:19 PM
mip_matteshadow is a hidden shader and it's quite complicated to set up. But if you need mental ray shader then you should check this website to see how to use mip_mattershadow.

http://www.pixelcg.com/blog/
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11-04-2009, 08:19 PM
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