This node samples a volume at a number of point positions.

Inputs

volume

The volume to sample.

positions

An array of values or a Bifrost geometry in which case the position property is used.

default

The type of the voxel property to sample.

property

Voxel property to sample.

sampler

The type of interpolation used when sampling the volume.

• In kLinear mode, linear interpolation is used.
• In kCubicC0 mode, cubic interpolation with C0 continuity between voxels is used.
• In kCubicC1 mode, cubic interpolation with C1 continuity between voxels is used.

Outputs

sampled_data

An array of sample values corresponding to the length of input points