[Sidefx-houdini-list] Split POP confusion

Robert D.M. Smith robert.dm.smith at gmail.com
Wed Oct 22 10:55:27 EDT 2008


On Wed, Oct 22, 2008 at 10:31 AM, Andy Nicholas <andy at andynicholas.com> wrote:
>
> Thanks for the responses. You're right, if it was just a case of getting
> it all to be affected by those nodes, I could probably rejig the order and
> it'd work. One thing I neglected to mention though is that I need the
> newly split particles to also be able to split themselves under the
> appropriate conditions.
>
> The only work around it would seem, is that I'd have to copy and paste the
> whole POP network N times after each Split POP, where N is the maximum
> number of generations of bubbles. Not exactly a great workflow :-)
>
> I just need the particles to be treated as normal particles, and not as if
> they're totally separate, as they need to go back through the same tree
> (i.e. with the split POP). The Collect POP doesn't seem to have any affect
> on any of this.
>
> So is there really no way I can just tell these new split particles that
> they're exactly the same as the other particles? Do any of the lineage
> type of attributes have any effect on this? How is Houdini keeping track
> of which particles are which?

Place the gravity & collision nodes after the collect pop.

source ----> split
    |               |
    |               |
collect <-------+
    |
gravity
    |
collision

(hope this formatting works)



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