[Sidefx-houdini-list] Instancing in H11

Alex Czetwertynski alex at franktheplumber.com
Tue Sep 21 21:42:42 EDT 2010


Hmm, looks like I solved my own problem...For some reason I was convinced
the normals on the dome would have to point towards the object in the center
of it, but it looks like the opposite is the case.  Would love to understand
why, but in the mean time, it works :)

Thanks
Alex


On 9/21/10 6:29 PM, "Alex Czetwertynski" <alex at franktheplumber.com> wrote:

> Has something changed with regards to instancing in H11?
> 
> I'm following some very specific steps to create a light dome, and I can see
> this working in files created in earlier versions, but it will absolutely
> not work in H11....
> Maybe I'm doing something wrong.
> 
> I basically have a carved Nurbs sphere to which I added a Point SOP pointing
> the normals inwards.
> I then add the Instance folder to it and put my Light in the "Instance
> Object" field.
> I can see that the instancing works, but my original light is still clearly
> contributing to the scene.  If I turn it off, I don't get any light at all.
> I did turn of its display flag, but that does not seem to solve the problem
> 
> I tried doing the same thing but using an Instance object instead, as it is
> the approach the manual seems to recommend.  But that does not produce any
> result...
> 
> Here is my source file, if anybody wants to take a look.  If you turn off
> the Instance1 and turn on the Dome you will see the two objects being used
> for instancing.
> 
> http://christinerenee.net/alex/LightDomeHDA_build_2c.hipnc.zip
> 
> Thanks!
> Alex
> 
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