[Sidefx-houdini-list] connect all verts w/ a specific attribute

Andrew D Lyons tstexture at gmail.com
Mon Feb 2 19:43:59 EST 2009


Hi,

You can group points by attribute (using the expression option). ie. $ID=1 etc
Then you can filter out those points, apply an add sop selectively
etc. It kind of depends on what sort of connection you want from
there...

Cheers

2009/2/2 Michael K O'Brien <mobrien at pixar.com>:
> Hola~
>
> I'm trying to connect all points with the same attribute value with a line.
> The points are from a particle simulation. The attribute value is sparse,
> and I don't know how many different values I have on the particles.
>
> Is there a way to do this?
>
> I tried the foreach sop, but it only wants to iterate on primitive attrs or
> primitive groups. Copying a primitive per particle, then using a foreach
> works, but seems really clunky.
>
> I'm about to start diving into the HDK or Python to write a node that does
> this. However, it seems like something Houdini would already do. What am I
> missing?
>
> MO
>
>
> --
> Michael K O'Brien
> mobrien at pixar.com
> Pixar
>
> LARRY THE CABLE GUY: I believe... that sometimes you've got to wreck the
>                     truck to get the insurance money to make the truck
>                     payment.
>
>
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-- 
=======================================
Andrew D Lyons | Digital Artist | http://www.tstex.com
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