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Poser - OFFICIAL F.A.Q (Last Updated: 2024 Nov 13 11:02 am)



Subject: Texture problem with LWO imports in Poser


zxcv ( ) posted Fri, 18 January 2008 at 3:58 PM · edited Tue, 23 July 2024 at 11:27 AM

I recently purchased a model that was made in Lightwave (not sure what version) for a commercial project. Would not import into Poser.

Opened the model in Blender, converted to .obj format, then was able to import into Poser and save.

Problem: when I attempt to apply textures, they show up only as solid dark colors on the surfaces to which they are applied. The same thing happens when I attempt to apply homemade or "generic" textures (its a building model, so it's like rough stone or brick that I'm trying to apply).

I have also experienced this with some models I import from .3ds format.

Have attempted to apply textures with UV Mapper, but they come out stretched and distorted.

What's happening here, and is there any solution?

Thanks!


ptrope ( ) posted Fri, 18 January 2008 at 4:11 PM

It sounds like you lost the original UV mapping when you converted the model in Blender; probably your best bet would be to convert it using Lightwave - assuming, of course, that it was actually UV mapped originally. I've had problems retaining correct UV mapping of LW models in Blender, as well.

If the textures end up distorted after using UV Mapper, the answer is probably to remap using a different scheme (planar as opposed to cylindrical, etc.); you can also shift polys and points around in the UV map itself in order to reduce distortion.

I'd suggest posting this in the UV Mapper forum; someone with more experience than I could probably help you out.


flyerx ( ) posted Fri, 18 January 2008 at 5:01 PM

Attached Link: http://mysite.verizon.net/sfg0000/

Try PoseRay. It was coded to handle LW UV definitions and files with version 5, 6 or later.

The steps are basically:

  1. In the input tab click load... and select 3D model. Select the LWO file you want to load.
  2. Once it loads go to the OBJ tab and export the model.

Let me know if this works.

good luck


MikeJ ( ) posted Fri, 18 January 2008 at 8:28 PM · edited Fri, 18 January 2008 at 8:38 PM

Poser simply does not import LightWave objects with UV maps. If it manages to import the object at all without weird errors, such as a lack of smoothing between unwelded vertices (the object's fault, not Poser's), it still can't read LW UV maps.
Poser is designed for OBJ and one UV map. A LWO might have a different UV map for each surface.
But even if you export a LWO with one layer, and one UV map for all surfaces, the UV's get lost when Poser opens it. Don't know why, but it could be because Poser is still using the earlier LWO format, before LWO2, which introduced UV maps and came out with LightWave 6.0 or 6.5.

I might add the inverse is true, too - if you export a Poser figure from Poser, even one fully UV mapped, as LWO, the UV map vanishes somewhere.

EDIT:
I missed this:

Quote -
they show up only as solid dark colors on the surfaces to which they are applied.

That could be because the object might have double-sided polygons, which Poser also can't handle.



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