Verxtex Normals

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Hi,

I've been using vertex normals lately to get cusped edges on geo, which works fine. I have been seeing two issues:

1) Edit and transform operations very frequently crash houdini. I guess it is the transforming of Vertex N which is problematic. It is not consistent so can't be reproduced for SESI.

2) Cusped vertex N frequently plays havoc with other shading. For example, point lighting using this will be bogus. It would be great to have an option in the vertex SOP to save the point N as “ptN” attribute and then this could be used for some shading ops. Right now I'm doing the same thing through a attribute create and attribute transfer.

Sean
Sean Lewkiw
CG Supervisor
Machine FX - Cinesite MTL
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