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Is there a way to create an empty VDB volume?


magneto

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Hi,

 

In standard volumes, you are able to do this using the Volume SOP. But for VDBs, is there a way to create an empty volume using a fixed size or bbox? I just want to populate the values later myself using the Volume Stamp SOP. If the VDB already has 1 as density, then the stamping doesn't work correctly.

 

 

Thanks :)

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Just lay down a VDB SOP. The thing that makes VDBs awesome is that it only uses active voxels, so I think it's kinda destroying the purpose filling an entire box with empty voxels when you could just not create them at all until they are needed. I guess it kinda depends on the case, but when it comes to VDBs you need to think a bit different than with regular volumes.

Example with the Volume Stamp SOP:

volumeStamp_dv.hipnc

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