[Sidefx-houdini-list] Reading the particle life in chops

Pablo Giménez pablogipi at gmail.com
Mon Apr 16 03:24:41 EDT 2007


2007/4/13, Peter Bowmar <pbowmar at gmail.com>:
>
> Don't forget Sort By Attribute and use ID so if particles die or are
> born there isn't any popping...


Yes Peter you are right, I forget it"

On 13/04/07, Pablo Giménez <pablogipi at gmail.com> wrote:
> > 2007/4/13, Garman Lists <garman_lists at sbcglobal.net>:
> > >
> > >
> > > Any tips on reading particle life attribute in chops?
> >
> >
> > Along the simulation to modify it in runtime, or after the sim?
> > To read after the sim you can use Geometry CHOP, reading a bgeo
> sequence,
> > and read the life attribute, put it into two channels and with a
> Math  get
> > the life ratio.
> >  To read during the simulation, now cames to my mind some solution, is a
> > little but I suppose it could work.
> > Create a spare channel in the source POP, or a Property, it doesn't
> matter,
> > or maybe a Null will be cleaner.
> > And in the Spare channel use $LIFE as it value. The embeed a CHOP
> network
> > and into it use a Fetch CHOP to read the spare channel you have created.
> > I think this could work, but I haven't tried it :)
> > Hope this helps
> >
> > -Garman
> > >
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> > >
> >
> >
> >
> > --
> >
> > Un saludo
> > Best Regards
> > Pablo Giménez
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-- 

Un saludo
Best Regards
Pablo Giménez



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