> -----Original Message-----
> From: owner-xsi(at)Softimage.COM
> [mailto:owner-xsi(at)Softimage.COM] On Behalf Of brad
> Sent: 23-March-2006 21:35
> To: XSI(at)Softimage.COM
> Subject: RE: bump mapping with procedural textures?
>
> The issue we've been running into with procedural bumpmaps
> has to do with topologies more complex than spheres or tori,
> such as landscape with multiple caves and holes (our prior
> show!). In such situations we tend to use procedural textures
> since they can be easily applied in a seamless fashion via a
> 3D spatial coordinate system.
>
> Unfortunately, while RGB results are fine for where the
> surface intersects the spatial texture coordinates, it
> doesn't work for bump map vector space. You need to create a
> 2D texture map for bumps to work.
I'm not sure I follow you.
>
> Thus the question, does the Zbump node work for procedural
> textures using spatial coordinates?
>
I've been getting very good results.
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