[Sidefx-houdini-list] Killing cached sim particles

Andy Nicholas andy at andynicholas.com
Fri Oct 24 08:16:39 EDT 2008


BTW, it's not the volume detection part I'm struggling on, it's the
deleting particle bit.


> Hi,
> Forgive the torrent of questions from me at the moment. I've got a tough
> simulation job on at the moment and it's turning out to be a great
> learning experience :-)
>
> Anyway, my question... I've cached some particles into some .sim files and
> I've then loaded them back in to an empty DOP network using a File DOP.
> What I'd like to do is to delete particles that venture outside a
> specified volume, but delete them permanently so that when their original
> trajectory comes back into the volume they don't reappear.
>
> I've tried feeding the File DOP into a popsolver and then putting it
> through a Kill POP in there, but no joy. I'm guessing there's a trick to
> this, but I don't know where to start looking.
>
> Any pointers on this would be gratefully received.
>
> Thanks
>
> Andy
>
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