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Old 29th May 2006, 14:51   #1 (permalink)
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LW > Hex > Lightwave problem

I lost the URL to the bug reporting page at Daz, so I'll just mention it here.

I am working on an animation in LW and really wanted to use Hex's painting features. I exported the object as an OBJ, imported it in to Hex, did some minor painting as a test, and then exported it as an OBJ again.

When I loaded it into LW, a large chunk of my model was missing it's polys. It's not that the normals were flipped - the polys were totally gone.

I tried loading the OBJ into XSI and it showed the same issue - the polys were missing.

I loaded the OBJ back into Hex and it displayed them perfectly.

Any ideas??? I bought Hex specifically for painting on my LW and XSI objects and it seems like right now I can't do that.

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Old 29th May 2006, 14:59   #2 (permalink)
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Very strange. I use both LW and Hex, and it's the first time I hear this.
I'll do a test today.
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Old 29th May 2006, 15:24   #3 (permalink)
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The one thing about this object is that it was about 99% trigons and only a couple of N-gons. The n-gons are what disappeared (as far as I could tell).

Exporting an OBJ from LW to XSI works, from XSI to LW works, but anything involving Hex (2.01) doesn't work.
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Old 29th May 2006, 15:53   #4 (permalink)
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Hiya.

Maybe it's a 2.01 problem? I just did a quick test; created something in XSI, export to obj, add UV and texture in Hexagon2.00, export as obj, import to XSI, and everything is fine. All polygons, UV's, and texture is there. I'm using Hexagon2.00 and XSI 4, on Windows 2000, SP4.
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Old 29th May 2006, 15:56   #5 (permalink)
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Just done a little test : it works. Are you sure that your 2 n-gones are not flipped ?
When I export from Hex, the n-gones are always flipped in LW (do not know why !)
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Old 29th May 2006, 16:00   #6 (permalink)
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Nope - I checked for flipping.

What's weirder is that it's not that the entire poly is missing, it's that 95% of the poly is missing - it's like Hex did some funky boolean to the object and cut away part of the polygon (when I load it into LW). When I load the OBJ into XSI the entire poly is missing.
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Old 29th May 2006, 18:27   #7 (permalink)
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I does with all the objects you do, or just this one ? May you send me an object with that problem ?(in hxn, and obj ?)
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Old 30th May 2006, 02:59   #8 (permalink)
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Sure thing - PM me and I'll send it to you by email.

Thanks!

Paul
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Old 30th May 2006, 12:35   #9 (permalink)
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The problem came from an n-gone (n was toooooo much gones !) I think obj didn't support such a poly.
I have triangulated this surface, and now it works.
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Old 30th May 2006, 12:37   #10 (permalink)
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Thanks! I had thought about triangulating it, but since it wasn't a non-planar, it wasn't necessary.

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