[Sidefx-houdini-list] Trail pop particles

François Duchesneau sidefx at trinix.ca
Wed Aug 3 11:42:34 EDT 2016


Hi Olivier,

Are you sure the id is changing? It's not supposed to. The point number 
will change on the other hand but that's normal.

Francois

On 08/03/2016 11:39 AM, Olivier Jeannel wrote:
> Hi guys,
> I'm emitting a massive amount of particles with a Dopnet / Pop vop.
> The particles are birthing, have a life of 3seconds (with some variance)
> and then are killed by the pop.
>
> All went well until I wanted to trail them.
>
> As the particles are diying, their id is changing creating a "decay" in the
> trail and everything looks like a mess.
>
> A part from having forever living particles that would be deleted after the
> simulation Dopnet and after the Trailsop (which would be a bit heavy)
>
> I can't think of a method that would stick an attribute to a particle at
> birth and wouldn't change.
>
> Any idea to properly trail ?
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