Delay Load – If true, delay load the OpenVDB voxels until requested. File – The path to OpenVDB file. Interpolation – The grid interpolation sampler, where 0 indicates linear interpolation, 1 indicates quadratic interpolation and 2 indicates no interpolation. Primary Visibility – If off, shading an intersection with this mesh will not generate a gbuffer. Render Grid – The name of the OpenVDB grid to render. Velocity Grid – The name of the OpenVDB velocity grid to used for motion blur. | 
