[Tig] How to convert a 3D lut in Mesh 5 to Mesh 4
cxl at workflowers.net
Wed Sep 5 20:33:37 BST 2012
if memory serves well the 3DLUT increment the steps over R first, then G,
then B. So you want to skip values like this:
and turn that into (removing the Bs):
it's all about skipping the right lines!
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2012/9/5 Liao Zhuodi <liao.zd at gmail.com>
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> We have Lustre2012 and Smoke2013, Lustre supports 3D lut in Mesh 4,5
> and 6, but Smoke2013 only support 3D Lut in Mesh 4. Our client have a
> Mesh 5 LUT, we need this LUT works in our Smoke2013 too, the LUT will
> lose resolution or detail by doing this down convert. But we still
> need a Mesh4 LUT. I a writing a script to convert Mesh5 to Mesh4, But
> I totally have no clue on how to do the convention.
> I have this link from autodesk:
> However, I am still puzzled on how the Mesh 5 LUT value locate in a
> .3dl lut file, and which part should be discards to get a Mesh4 LUT.
> It's like a convert a 33x33x33 matrix to a 17x17x17 one.
> Liao Zhuodi
> In Beijing, China
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