[Sidefx-houdini-list] Pop : Limit the number of particles

Olivier Jeannel facialdeluxe at gmail.com
Fri Mar 18 17:39:29 EDT 2016


Thank's for the info Steven ! That's horrible news !
But, thank's again ;)

On Fri, Mar 18, 2016 at 10:10 PM, steven ong <steve_nong at pointy.tv> wrote:

> Hi Olivier,
>
> The POP Kill is deleting the particles.
>
> If you're trying to emit particles one after another, you have to either
> delete the points one by one in SOPs and set Emission Type to All Points.
>
> However, in the old POPnet, you can put down a grid as a source and in the
> Source POP with Emission Type as "Points(ordered)", set Constant Emission
> to $FPS so now you'll get a particle per frame in the sequence of the point
> number order of the grid.
>
> This functionality is missing from the new Source POP in DOPs. :(
>
> Cheers!
> steven
>
>
>
>
> On 03/18/2016 13:55, Olivier Jeannel wrote:
>
>> Thank you François,
>>
>> But then, in Pop, how do you do you have the particles to move one after
>> the other and not all at once ?
>> Thank you Steven,
>> It works very well ! But should I consider that it delete particles, or is
>> the emission simply stopped ?
>>
>> Thank's for your help :)
>>
>> On Fri, Mar 18, 2016 at 9:47 PM, steven ong <steve_nong at pointy.tv> wrote:
>>
>> Hi Olivier,
>>>
>>> You can do this very easily with the old POPnet as there is a "Max # of
>>> Particles" parameters. If you don't need the new POPnet functionality,
>>> you
>>> can consider use the old version.
>>>
>>> Else, in a Pop Kill, you can use the following expression under the Rule
>>> tab:
>>>
>>> if(@id>999)
>>>     dead=1;
>>>
>>> That should limit the number of particles to 1000. Hope this helps.
>>>
>>> Cheers!
>>> steven
>>>
>>>
>>>
>>> On 03/18/2016 13:39, Olivier Jeannel wrote:
>>>
>>> Hi there,
>>>> A very simple noob question :
>>>> In  a Popnet, using a PopSource node, I'm using Impulse Activation and
>>>> Impulse Count.
>>>> I would like the emission to stop when a certain ptnum is reached.
>>>> I tried in Impulse Activation the following expression :
>>>> if (@id >100, 0, 1)
>>>> But no luck.
>>>> I'm sure I've seen it somewhere inside one of the 300 tutorials I've
>>>> watched but I'm too dumb to find it :/
>>>>
>>>> Can someone give me the correct expression ?
>>>>
>>>> Thank you :)
>>>> _______________________________________________
>>>> Sidefx-houdini-list mailing list
>>>> Sidefx-houdini-list at sidefx.com
>>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>>
>>>> _______________________________________________
>>>>
>>> Sidefx-houdini-list mailing list
>>> Sidefx-houdini-list at sidefx.com
>>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>>
>>> _______________________________________________
>> Sidefx-houdini-list mailing list
>> Sidefx-houdini-list at sidefx.com
>> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>>
>> _______________________________________________
> Sidefx-houdini-list mailing list
> Sidefx-houdini-list at sidefx.com
> https://lists.sidefx.com:443/mailman/listinfo/sidefx-houdini-list
>



More information about the Sidefx-houdini-list mailing list