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export ICE particles with instances

Posted: Mon Nov 05, 2012 6:53 pm
by druitres
Hello,

I'm trying to render an animation with ICE particles set to instanced geometry, but all I get to see (in FIRE and in Studio) is one instance. Is there a setting/property I have to apply to either the ICEtree or the instanced geometry before Maxwell sees it?

(V 2.7.20, plugin 2.7.7)

Re: export ICE particles with instances

Posted: Mon Nov 05, 2012 7:13 pm
by Mihai
You used an instance shape node for the particles? I don't think selecting an instance works correctly by the looks of it, but you can select the geometry instead - they will become instances when emitted by the particle system and Maxwell can render them as instances too. Or, if you have a Model with a bunch of real geometry under it, you can also select the Model in the instance shape node and that will work too.

Re: export ICE particles with instances

Posted: Mon Nov 12, 2012 3:30 pm
by druitres
Hi Mihai,

nope, I'm using the geometry itself, not an instance. I did some testing and now I have this quite absurd solution - it works as long as the emitter (emit from geometry - surface) is set to a number of particles per second higher than 73. At 73, only 1 particle is rendered, at 74, all of them are there.

Could you check this to see if you get the same result?

I cant get to my server atm, I'll upload an example tonight if needed.

Re: export ICE particles with instances

Posted: Mon Nov 12, 2012 3:52 pm
by Mihai
Ok, send me the scene if you can, it works fine here...

Re: export ICE particles with instances

Posted: Mon Nov 12, 2012 8:26 pm
by druitres
Okay, here it is - tested at work (2012) and at home (2013) with same results. Only starts to render at above 73 p/p/s.

http://filetransfer.snackbardesiree.com ... t73-74.rar

thanks for testing,
Jasper

Re: export ICE particles with instances

Posted: Tue Nov 13, 2012 12:15 pm
by Mihai
It works fine here....I changed to 2 pps, tried others, and they render ok.

Image

Which plugin version are you using? You can check from preferences>Custom>Maxwell

Re: export ICE particles with instances

Posted: Tue Nov 13, 2012 12:42 pm
by druitres
2.7.7

Re: export ICE particles with instances

Posted: Thu Nov 15, 2012 12:50 am
by Mihai
Well, then I don't know what's going on....have you tried as a test a brand new scene, simple emitter with instances to check?

Re: export ICE particles with instances

Posted: Tue Dec 11, 2012 2:30 pm
by mixepix
I just got the exact same problem in one of my scenes. Did you solve it?

cheers

Re: export ICE particles with instances

Posted: Tue Dec 11, 2012 2:51 pm
by mixepix
Never mind, solved it. In my case it was a cached point cloud that didn't work but by initialize the particle attributes in a new ICE-tree everything rendered out just fine.

Re: export ICE particles with instances

Posted: Tue Dec 11, 2012 3:31 pm
by druitres
Ah, sorry for never getting back - it turned out I was using the 2013 addon in 2012 SI. 2012 addon in 2012 works correct.

Re: export ICE particles with instances

Posted: Tue Dec 11, 2012 7:09 pm
by Mihai
I like happy endings :P