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Pixar Open Subdivision
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  • Total Posts: 495
  • Joined: 19 January 2007 03:39 PM

Whats happening with mudbox? Will we see a seamless :) workflow mudbox>maya>renderman?



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  • soulburn
  • Posted: 31 August 2012 06:26 AM

Mudbox is fully catmull clark compliant already (including creases). OpenSubdiv is basically the same stuff, just now open sourced.

- Neil



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Yes , thanks Neil, read your article here
http://www.neilblevins.com/cg_education/opensubdiv_intro/opensubdiv_intro.htm

I guess I have become a bit weary of jumping through hoops for seamless displacement, vdms and UV textures with each of the three renderers I have tried in Maya, MR, Vray, RMS so I was a bit intrigued by Craig Barr’s statement to ‘keep an eye on mudbox’, I was assuming some presets or something for common renderers. The issue seems to be with the renderer implementation so Im not sure what more mudbox can bring to the table. I also use UV layout a lot not sure if it supports creasing I havent kept up with support for the latest versions



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Ya, I don’t know any info on Craig Barrs’s statement. But I do highly recommend pestering mental images and chaos group to hop on the OpenSubdiv bandwagon, so we can all live in a single unified world.

- Neil

Author: soulburn

Replied: 31 August 2012 12:45 PM  
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I would imagine there could be much faster previewing of high res details in the viewport if they use this librbary, as well as more options for UV interpolation.

Currently I’ve only seen Modo 501 onwards adopt the truest method of Uv interpolation based on the pixar SUBD library (that is a very good representation of what the subdivided model is doing in 3D space, applied to the UVs). Now the ‘old’ Mudbox 2009 smooth Uvs were very good at emulating this, but maybe future MB releases reintroduce this option.



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  • ianucci
  • Posted: 11 September 2012 01:53 AM

Yes, from the video I saw I got the impression that this code yields speedier performance which would be more than welcome in mudbox.



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