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Mudbox normals coming out upside down.
Hey guys, I am new to mudbox and I have just realised after putting my normals into UDK they are upside down, so the shadows go upwards... which I have never heard of before :poly117:. So is there any setup I should be doing in mudbox to fix the issue? I have tried looking around for options to fix it but I cant find any… -
Re: Mudbox normals coming out upside down.
Programs don't all use the same standards as other programs. The green channel of Normal Maps is one of those things, where half the programs want it one way, and half the programs want it the other way. It's a simple fix in photoshop. Just open your normal map texture, go to the green channel, and hit ctrl+i (inverse). Or… -
Re: Mudbox normals coming out upside down.
You probably want to invert the green channel, I don't know how to do that in mudcox, but there is an option in the UDK texture import dialog for just such a thing, or you can just do it in photoshop. -
Re: Mudbox normals coming out upside down.
Hey guys, thanks for the replies :) , greatly appreciated. I thought it was a bit weird that Max normal export from mudbox came out green, but apperently as you guys say, its.... normal :P. Couldnt resist. Thanks again for your help for letting me know that I should check it for everything I use :) . -
Re: Mudbox normals coming out upside down.
mudbox is baking for maya by default... there is a setting to bake for max also... -
Re: Mudbox normals coming out upside down.
Like dirigible said, crtl+i the green channel in photoshop. Make a note of all of your texturing programs as well, make sure they all have the Y axis set appropriately to what UDK uses. (Crazy Bump, NDO, XNormal etc) Sometimes one of these programs might have their Y channel flipped and you'll be all over the place by the…
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