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The V-Ray Volumetric Grid is a special kind of volumetric effect that works with grid-based cache formats. Compare with , as opposed tо the Environment Fog, which is a general purpose volumetric shader.
The Volumetric Grid setup requires two nodes - a geometry node with a volume object in it (e.g. V-Ray VolumeGrid Cache), and a second volume node in the mat network:
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2. Create a mat network with a V-Ray Material Builder node. Inside the V-Ray Material Builder context, create a V-Ray VolumeGrid Shader and connect it to the Output node.
3. Select the Geometry node and in the Render tab, connect the V-Ray Material Builder with the VolumeGrid Shader in the Material input.
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If you want to apply V-Ray VolumeGrid Shader with a Material SOP, you must first pack the volume object with a Pack SOP. |