[Sidefx-houdini-list] for each vdb question
g at cannonballbunny.com
Thu Sep 8 09:21:40 EDT 2016
I'm not sure how to name the empty vdb though.
I did do a channel reference for the voxel size, but I'm not sure if it
works untill i get the name right
On 08/09/2016 15:11, Jordan Walsh wrote:
> You can simply use a vdbcombine node to flatten them all down to one grid.
> Firs you drop a vdb node down as an empty grid, connect that to the first
> input, then connect your 95 vdbs into the second input and check "Flatten
> All B into A".
> You need to setup the empty vdb with the correct name and voxel size first.
> On 8 September 2016 at 13:42, Gerbrand Nel <g at cannonballbunny.com> wrote:
>> Hey guys
>> I'm making some clouds, and I need to render in maya.
>> We use the redshift vdb loader to import the saved vdb files from houdini,
>> into maya.
>> No I got too clever for my own good using the for each loop sops.
>> Instead of converting a collection of merged spheres to one vdb for all
>> the clouds, I used connectivity to separate my clouds to pieces.
>> I then run this through a "for each" to create a vdb volume for each cloud.
>> I don’t know if this is faster than creating a huge vdb with lots of
>> negative space, but it seems faster at least :)
>> Now this is all very clever and shit, but now I'm stuck with 95 vdbs in my
>> When I save this out to a vdb file, Maya only sees the 1st cloud.
>> How would I merge all these grids into a single vdb grid, without doing it
>> one by one?
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