[Sidefx-houdini-list] instance question

Gerbrand Nel g at cannonballbunny.com
Thu Sep 22 03:48:51 EDT 2016


OH I forgot to say, they are packed prims
:\
G
On 2016/09/21 8:27 PM, Olivier Jeannel wrote:
> "We are rendering in redshift so copy stamping doesn't work for this."
>
> I'm doing copy stamping with time shift and it's rendering in Redshift.
>
> On Wed, Sep 21, 2016 at 5:29 PM, Jordan Walsh <jordan.h.walsh at gmail.com>
> wrote:
>
>> if you have a packed prim setup in Houdini, saving to Alembic will do
>> Alembic instancing inside the file... After that im not sure... Maya I
>> think breaks all this nice work :(
>>
>> Jordan
>>
>> On 21 September 2016 at 11:29, Gerbrand Nel <g at cannonballbunny.com> wrote:
>>
>>> Hey Jordan
>>> Sorry for the late reply, I only looked at it now.
>>> Unfortunately my goal posts have shifted.
>>> I need to get this scene to maya for render.
>>> Do you, or anyone else here know if I can create a scene in houdini,
>> using
>>> packed primitives or instances, and get that into maya as instances
>> rather
>>> than full geo?
>>> Thanks guys!
>>> Gerbrand
>>> 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
>>>>
>>>>
>>> _______________________________________________
>>> 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