[Sidefx-houdini-list] Add Sop

robert east east.robert at gmail.com
Tue Jan 10 22:40:06 EST 2012

I use the add sop to create a point at the centre of bounding box
using ( centroid("../OUT",D_X)   etc, simple enough > The point data
then gets pulled out and used at the object level to create a hook
object > which it turn outputs transforms and can be used for all
sorts of Houdini trickery >


On Wed, Jan 11, 2012 at 2:06 PM, Rangi Sutton <rangi at kanuka.com.au> wrote:
> Obviously... it's the ironic sop... mostly I use it to delete geometry
> and keep points.
> Best trick with it is to add a particle system. If you have a big
> point cloud (output of scatter sop perhaps) you can only view it as
> points in the viewport. Use add sop to add particle system, and now
> you can view it as particles, with point colouring, as streaks or
> points.. etc.. very handy.
> Prolly other tricks too...
> r.
> On 11 January 2012 12:56, Alex Czetwertynski <disciple1 at gmail.com> wrote:
>> Hello
>> I'm putting together a short Node based tutorial series and am currently preparing one on the Add SOP.
>> I am wondering if anybody on this list has some interesting tidbits of information about this SOP, maybe some unusual uses for it, or times when it helped do something it was not necessarily designed for?
>> Thanks
>> Alex
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Robert East

Sydney Australia
 +61 (0) 299672804
"Houdini is a pipeline in a box. Maya is a box that you have to build
a pipeline for"

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