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Unwrap UVW Edit Problem
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  • Total Posts: 4
  • Joined: 27 March 2008 07:19 PM

Ok, I have a screen attached to this post. It shows a computer object I made, that’s all white, except with some black lines on it. Basically, what I did was unwrap UVW the object, edited the uvw in the edit screen, flattened it, then saved the render as a jpeg. I then placed it on the object with the materials editor, and this is what I got. I think it’s because some of the seams are not being recorded by the unwrap uvw editor.  Is there any way to fix this. Thanks for all the help. I appreciate it.



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  • ekah
  • Posted: 27 March 2008 01:19 PM

If you’re using the image rendered directly from Edit UVW window as your texture map, you will not get smooth edges. Render UVW Template will render your UV lines at 1 pixel thick when rendered no matter what resolution you choose to render. These are direct render of vector lines and will not produce smooth, anti-aliased images. I recommend editing your template image in Photoshop or other image-editing program, then use it as your texture map.

If you don’t want to edit or clean up your UVW template image, another option is by creating a 3d mesh of your UV layout and render that in an ortho view. This way you can choose the filter type during rendering which can smooth out the edges.

Below are links to old threads that explain how to unfold your UVs onto a mesh.

UVW unwrap export coords…
http://discussion.autodesk.com/thread.jspa?messageID=5552042

unfold pattern
http://discussion.autodesk.com/thread.jspa?messageID=5669013

After unfolding the mesh, you can choose Wireframe option and adjust the thickness during render.

I hope this makes sense.



E. K. Anna Hennequet [FA]

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Ok, I did that, but the export comes out extremely small. Is there any way to change the size of it?
Thanks.

Also, what do you mean by editing it in Photoshop, then using it as a template. Don’t you have to create the model, then export the rendered uvw, then edit it in photoshop, or is there another way to do it?



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Wait, I did something different. I just compiled a bunch of images together and used that for the template, which I think was what you were talking about. Anyways, thanks alot for the help. Every day, I seem to learn something new. Thanks again!



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  • ekah
  • Posted: 27 March 2008 06:22 PM

Ridley075 27 March 2008 05:09 PM

Ok, I did that, but the export comes out extremely small. Is there any way to change the size of it?
Thanks.

If you’re referring to the method of unfolding the UVs onto a mesh, then no, not that I know of. You’d have to scale the mesh or scale the UVs in Edit UVW window before copying the map channel.

Ridley075 27 March 2008 05:09 PM

Also, what do you mean by editing it in Photoshop, then using it as a template. Don’t you have to create the model, then export the rendered uvw, then edit it in photoshop, or is there another way to do it?

I meant after you saved the UVW template as jpeg, as you mentioned in your original post, open the jpeg in Photoshop and edit the image there. The problem with jpeg format is that you won’t be able to save the alpha channel which can be used as selection mask in Photoshop. Save it as a 32bit image either As TGA or TIFF.

I’m attaching two different pics showing the difference in line quality between UVW template rendered from Edit UVW window vs. rendered wireframe from Top Viewport using the second method I mentioned in the old thread - copying/pasting the map channel.

I realize that you solved your problem, but I am posting these for the benefit of other users.



E. K. Anna Hennequet [FA]

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