[Sidefx-houdini-list] problem with Merge SOP

Peter Robbinson probbins at sympatico.ca
Wed Apr 4 18:14:52 EDT 2007

The other way to do this, dealing strictly with layers of uv's, is to
use the layer sop.
I had to fiddle with it to remember how.
Rather than type out, take a look at the fossil of an explaination.
It is still valid and explains it well.

cheers, PeterR

On Wed, 2007-04-04 at 08:49 -0400, Peter Robbinson wrote:
> Rather than merging surfaces, how about using a paste sop and defining
> the region where you want the label parametrically. Then trim the base
> surface so you avoid the problem of intersecting surfaces.
> PeterR
> On Tue, 2007-03-04 at 22:36 -0700, Christopher Spears wrote:
> > I'm trying to model a beer bottle for a class.  I have
> > two texture maps (the labels) and a brown glass
> > shader. I have been trying to figure out a way to
> > combine all three.
> > 
> > An artist at work suggested I create a "sticker", a
> > piece of geometry that exists on the outside of the
> > bottle, for the labels.  I created a sticker and used
> > the Merge SOP to combine it with the bottle's
> > geometry.  However, the Merge SOP gave me a yellow
> > flag: "A mis-match of attributes on the inputs was
> > detected. Some attribute values may not be initialized
> > to expected values."
> > 
> > When I rendered the bottle with fast_mantra, I noticed
> > the label was reversed.  If the text of the label was
> > facing towards me in the viewport, then the back of
> > the label would render.  When I viewed the text of the
> > rendered label, the text was reversed.
> > 
> > Any thoughts on what might be causing this?
> > 
> > "I'm the last person to pretend that I'm a radio.  I'd rather go out and be a color television set."
> > -David Bowie
> > 
> > "Who dares wins"
> > -British military motto
> > 
> > "I generally know what I'm doing."
> > -Buster Keaton
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