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delucia's Avatar
Old (#1)
Hello guys, I'm new here

I was modelling my guitar amplifier just to work on baking normals. I made a low poly and made a high-poly with it. And I triangulated them cuz Xnormal wants models to be tris.

Firstly, the normal map seemed fine to me. Here is the normal map:
http://dl.dropbox.com/u/1660530/AMFI_NORMALMAP.jpg

But the problem is that when I export the model to the UDK, it looks like it has serious normal problems.

Here is a shot from UDK:
http://dl.dropbox.com/u/1660530/sorun.jpg

and wireframe:
http://dl.dropbox.com/u/1660530/sorun_wire.JPG

I hope I've given enough info. thank you..
Offline , null, 7 Posts, Join Date Nov 2010,  
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Jet_Pilot's Avatar
Old (#2)
I know when you import textures there is a setting for diffuse and a different setting for normal. Did you make sure you imported the texture properly. Maybe someone can explain it better. thats the only thing that comes to mind, that and maybe rest the Xforum and try re-exporting the mesh. good luck
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Offline , triangle, 281 Posts, Join Date Jul 2007, Location Raleigh, NC Send a message via AIM to Jet_Pilot Send a message via Yahoo to Jet_Pilot  
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Neavah's Avatar
Old (#3)
your normal map compression settings TC_normal map, or TC_NormalmapUncompressed?

did you flip the green channel in xnormal (sorry, I'm not experienced enough to be able to tell my looking...)
your 'swizzle co-ords' x+, y-, z+

thats all I got - hope it helps

on a side note - xnormal supports both quads and tris. so you can safely cut out triangulation from your workflow if its sole purpose is for xnormal.

Last edited by Neavah; 11-19-2010 at 01:23 PM..
Offline , spline, 152 Posts, Join Date Jul 2008,  
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delucia's Avatar
Old (#4)
thanks for the answers

Neavah youre right green channel should be flipped. But I realized that the source of the problem was the low poly model that I export to UDK. If I triangulate it in xsi, this problem occurs. but if I export quad-poly object, it seems fine.(UDK triangulates itself)

Also, there is a problem with export options I guess. When the object gets into UDK, It loses its UV map. I'm using actorx plugin.
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