VDB object inside of environment fog only renders in GPU.

cgdom

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#1

VDB object inside of environment fog only renders in GPU.

24-05-2022, 01:56 PM

I have a vdb cloud that i'm brining in from houdini in order to create areas of murky water. My "water" volume is the v-ray environment fog and the vdb is loaded as as a volume grid. When i render my setup with the GPU render all is fine, but when I use the bucket render on CPU my vdb object is gone (but still somehow casting shadows on my objects).

Is there some bug or limitation I should know about ?
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Dan Andersen

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#2

24-05-2022, 03:41 PM

Blending/sorting between VRayVolumeGrid and VRayEnvironmentFog fails - Chaos Forums

https://forums.chaos.com

Hello, We often deal with a lot of Houdini-generated VDB volumes, that need to be rendered together with EnvironmentFog (think simulated smoke plumes in a hazy/foggy environment f.e.). Problem is, this doesn't really work. The two node-types don't really blend/sort properly, unless we switch the VolumeGrids to the
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cgdom

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#3

24-05-2022, 04:02 PM

Did you mean to write more ?
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Dan Andersen

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#4

25-05-2022, 04:20 AM

Not really . I figured the discussion in the link I posted would answer your question?
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