[Sidefx-houdini-list] instance question

Gerbrand Nel g at cannonballbunny.com
Thu Sep 22 05:07:40 EDT 2016


Hey Jordan
This took some head scratching, but it works at sop level.
I cant seem to get redshift to listen to instancing at sop level. it 
only seems to use the instancer you get at geo level.
Is there a way to do it at geo level?
Thanks
G

On 2016/09/19 1:04 PM, Jordan Walsh wrote:
> If you save one blade of grass as a bgeo sequence you can load it by using
> the instance SOP and having the file path as an attribute called
> *instancepath*. You can just build this manualy and then create an
> expression for the framenumber part of it to be a random number with ptnum
> as a seed, like this:
> /path/mygeo.`padzero(4, ($F + floor( fit01( rand(@ptnum), 0, 50 ) )))`.bego
>
> Then you will get packed disk instances.
>
> Jordan
>
> On 19 September 2016 at 09:41, Gerbrand Nel <g at cannonballbunny.com> wrote:
>
>> Hey guys
>> I need to make a grass field for a pre-rendered VR project.
>> I would like to create a bend animation on a blade of grass, and then
>> drive the animation of the grass field, using noise animated through the
>> points I use to scatter the grass.
>> If I use copy/stamping I can rescale the noise values to drive a timeshift
>> node on the grass blade, but I need to use instancing, rather than
>> copy/stamp.
>> We are rendering in redshift so copy stamping doesn't work for this.
>> I would like to know if there is a way to offset animations on instances
>> in houdini.
>> Hope that made sense.
>> Thanks
>> Gerbrand
>> _______________________________________________
>> 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