openvdb: openvdb (a library for working with volumetric data forman VDB) openvdb: openvdb: OpenVDB is an Academy Award-winning open-source C++ library openvdb: comprising a novel hierarchical data structure and a suite of tools openvdb: for the efficient storage and manipulation of sparse volumetric data openvdb: discretized on three-dimensional grids. It was developed by openvdb: DreamWorks Animation for use in volumetric applications typically openvdb: encountered in feature film production and is now maintained by the openvdb: Academy Software Foundation (ASWF). openvdb: openvdb: